Changeset 1040 in svn


Ignore:
Timestamp:
2012-07-25T03:14:09Z (7 years ago)
Author:
Xuefer
Message:

split cacher as sub module

Location:
trunk
Files:
2 added
7 edited

Legend:

Unmodified
Added
Removed

  • trunk/Makefile.frag.deps

    r1026 r1040  
    11$(XCACHE_INCLUDES_I) $(builddir)/includes.lo: $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h
    22$(builddir)/mod_assembler/xc_assembler.lo:
     3$(builddir)/mod_cacher/xc_cacher.lo: $(srcdir)/mod_cacher/xc_cacher.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(XCACHE_PROC_H) $(srcdir)/xcache_globals.h $(srcdir)/util/xc_stack.h $(srcdir)/xcache/xc_extension.h $(srcdir)/xcache/xc_ini.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_sandbox.h $(srcdir)/util/xc_trace.h $(srcdir)/util/xc_vector.h $(srcdir)/util/xc_align.h
    34$(builddir)/mod_coverager/xc_coverager.lo: $(srcdir)/mod_coverager/xc_coverager.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_extension.h $(srcdir)/xcache/xc_ini.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/util/xc_stack.h $(srcdir)/util/xc_trace.h $(srcdir)/xcache_globals.h $(srcdir)/util/xc_stack.h
    45$(builddir)/mod_decoder/xc_decoder.lo:
    5 $(builddir)/mod_disassembler/xc_disassembler.lo: $(srcdir)/mod_disassembler/xc_disassembler.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_sandbox.h $(srcdir)/xcache/xc_compatibility.h $(XCACHE_PROC_H)
     6$(builddir)/mod_disassembler/xc_disassembler.lo: $(srcdir)/mod_disassembler/xc_disassembler.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_ini.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_sandbox.h $(srcdir)/xcache/xc_compatibility.h $(XCACHE_PROC_H)
    67$(builddir)/mod_encoder/xc_encoder.lo:
    78$(builddir)/mod_optimizer/xc_optimizer.lo: $(srcdir)/mod_optimizer/xc_optimizer.h $(srcdir)/xcache/xc_extension.h $(srcdir)/xcache/xc_ini.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/util/xc_stack.h $(srcdir)/util/xc_trace.h $(srcdir)/xcache_globals.h $(srcdir)/util/xc_stack.h
    89$(builddir)/util/xc_stack.lo: $(srcdir)/util/xc_trace.h $(srcdir)/util/xc_stack.h
    910$(builddir)/util/xc_trace.lo: $(srcdir)/util/xc_trace.h
    10 $(builddir)/xcache.lo: $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache_globals.h $(srcdir)/util/xc_stack.h $(XCACHE_PROC_H) $(srcdir)/xcache/xc_extension.h $(srcdir)/xcache/xc_ini.h $(srcdir)/xcache/xc_const_string.h $(srcdir)/xcache/xc_opcode_spec.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_sandbox.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/util/xc_align.h $(srcdir)/util/xc_vector.h $(srcdir)/util/xc_trace.h $(srcdir)/util/xc_foreachcoresig.h
     11$(builddir)/xcache.lo: $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache_globals.h $(srcdir)/util/xc_stack.h $(srcdir)/xcache/xc_extension.h $(srcdir)/xcache/xc_ini.h $(srcdir)/xcache/xc_const_string.h $(srcdir)/xcache/xc_opcode_spec.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/util/xc_foreachcoresig.h
    1112$(builddir)/xcache/xc_compatibility.lo: $(srcdir)/xcache/xc_compatibility.h
    1213$(builddir)/xcache/xc_const_string.lo: $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_const_string.h $(srcdir)/xcache/xc_const_string_opcodes_php5.4.h
    1314$(builddir)/xcache/xc_extension.lo: $(srcdir)/xcache/xc_extension.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/util/xc_trace.h
    1415$(builddir)/xcache/xc_ini.lo: $(srcdir)/xcache/xc_ini.h
    15 $(builddir)/xcache/xc_lock.lo: $(srcdir)/xcache/xc_lock.h
     16$(builddir)/xcache/xc_lock.lo: $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h
    1617$(builddir)/xcache/xc_malloc.lo: $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/util/xc_align.h
    1718$(builddir)/xcache/xc_mem.lo: $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/util/xc_align.h $(srcdir)/util/xc_trace.h
    1819$(builddir)/xcache/xc_opcode_spec.lo: $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_opcode_spec.h $(srcdir)/xcache/xc_const_string.h $(srcdir)/xcache/xc_opcode_spec_def.h
    1920$(builddir)/xcache/xc_processor.lo: $(XCACHE_PROC_C) $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/util/xc_align.h $(srcdir)/xcache/xc_const_string.h $(XCACHE_PROC_H) $(srcdir)/xcache_globals.h $(srcdir)/util/xc_stack.h
    20 $(builddir)/xcache/xc_sandbox.lo: $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_sandbox.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache_globals.h $(srcdir)/util/xc_stack.h
     21$(builddir)/xcache/xc_sandbox.lo: $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_sandbox.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache_globals.h $(srcdir)/util/xc_stack.h
    2122$(builddir)/xcache/xc_shm.lo: $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h
    2223$(builddir)/xcache/xc_shm_mmap.lo: $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_mem.h $(srcdir)/xcache/xc_utils.h $(srcdir)/xcache.h $(srcdir)/xcache/xc_shm.h $(srcdir)/xcache/xc_lock.h $(srcdir)/xcache/xc_compatibility.h $(srcdir)/xcache/xc_compatibility.h

  • trunk/config.m4

    r1026 r1040  
    4747  xcache_sources="$xcache_sources xcache/$i"
    4848done
     49  for i in \
     50xc_cacher.c \
     51; do
     52  xcache_sources="$xcache_sources mod_cacher/$i"
     53done
    4954  XCACHE_MODULES="cacher"
     55  AC_DEFINE([HAVE_XCACHE_CACHER], 1, [Define to enable XCache cacher])
    5056  XCACHE_MODULE([optimizer],    [optimizer   ], [XCACHE_OPTIMIZER],    [(N/A)])
    5157  XCACHE_MODULE([coverager],    [coverager   ], [XCACHE_COVERAGER],    [Enable code coverage dumper, useful for testing php scripts])

  • trunk/config.w32

    r1026 r1040  
    3232xc_utils.c \
    3333", "xcache");
     34    ADD_SOURCES(configure_module_dirname + "/xcache", " \
     35xc_cacher.c \
     36", "xcache");
    3437
    3538    // {{{ add sources on enabled
    … …  
    4245
    4346    var XCACHE_MODULES = "cacher";
     47    AC_DEFINE("HAVE_XCACHE_CACHER", 1, "Define for XCache: cacher")
    4448    var options = ["optimizer",
    4549                   "coverager",

  • trunk/xcache.c

    r1030 r1040  
    1 
    2 #if 0
    3 #define XCACHE_DEBUG
    4 #endif
    5 
    6 #if 0
    7 #define SHOW_DPRINT
    8 #endif
    9 
    101/* {{{ macros */
    112#include <stdlib.h>
    … …  
    167
    178#include "xcache.h"
    18 #ifdef ZEND_ENGINE_2_1
    19 #include "ext/date/php_date.h"
    20 #endif
    219
    2210#ifdef HAVE_XCACHE_OPTIMIZER
    2311#   include "mod_optimizer/xc_optimizer.h"
    2412#endif
     13#ifdef HAVE_XCACHE_CACHER
     14#   include "mod_cacher/xc_cacher.h"
     15#endif
    2516#ifdef HAVE_XCACHE_COVERAGER
    2617#   include "mod_coverager/xc_coverager.h"
    … …  
    3122
    3223#include "xcache_globals.h"
    33 #include "xc_processor.h"
    3424#include "xcache/xc_extension.h"
    3525#include "xcache/xc_ini.h"
    … …  
    3727#include "xcache/xc_opcode_spec.h"
    3828#include "xcache/xc_utils.h"
    39 #include "xcache/xc_sandbox.h"
    40 #include "util/xc_align.h"
    4129#include "util/xc_stack.h"
    42 #include "util/xc_vector.h"
    43 #include "util/xc_trace.h"
    4430
    4531#include "php.h"
    4632#include "ext/standard/info.h"
    47 #include "ext/standard/md5.h"
    48 #include "ext/standard/php_math.h"
    4933#include "ext/standard/php_string.h"
    50 #include "SAPI.h"
    51 
    52 #define VAR_ENTRY_EXPIRED(pentry) ((pentry)->ttl && XG(request_time) > (pentry)->ctime + (time_t) (pentry)->ttl)
    53 #define CHECK(x, e) do { if ((x) == NULL) { zend_error(E_ERROR, "XCache: " e); goto err; } } while (0)
    54 #define LOCK(x) xc_lock((x)->lck)
    55 #define UNLOCK(x) xc_unlock((x)->lck)
    56 
    57 #define ENTER_LOCK_EX(x) \
    58     xc_lock((x)->lck); \
    59     zend_try { \
    60         do
    61 #define LEAVE_LOCK_EX(x) \
    62         while (0); \
    63     } zend_catch { \
    64         catched = 1; \
    65     } zend_end_try(); \
    66     xc_unlock((x)->lck)
    67 
    68 #define ENTER_LOCK(x) do { \
    69     int catched = 0; \
    70     ENTER_LOCK_EX(x)
    71 #define LEAVE_LOCK(x) \
    72     LEAVE_LOCK_EX(x); \
    73     if (catched) { \
    74         zend_bailout(); \
    75     } \
    76 } while(0)
    77 
    7834/* }}} */
    7935
    8036/* {{{ globals */
    81 static char *xc_shm_scheme = NULL;
    82 static char *xc_mmap_path = NULL;
    8337static char *xc_coredump_dir = NULL;
    8438static zend_bool xc_disable_on_crash = 0;
    8539
    86 static xc_hash_t xc_php_hcache = { 0, 0, 0 };
    87 static xc_hash_t xc_php_hentry = { 0, 0, 0 };
    88 static xc_hash_t xc_var_hcache = { 0, 0, 0 };
    89 static xc_hash_t xc_var_hentry = { 0, 0, 0 };
    90 
    91 static zend_ulong xc_php_ttl    = 0;
    92 static zend_ulong xc_var_maxttl = 0;
    93 
    94 enum { xc_deletes_gc_interval = 120 };
    95 static zend_ulong xc_php_gc_interval = 0;
    96 static zend_ulong xc_var_gc_interval = 0;
    97 
    98 /* total size */
    99 static zend_ulong xc_php_size  = 0;
    100 static zend_ulong xc_var_size  = 0;
    101 
    102 static xc_shm_t *xc_shm = NULL;
    103 static xc_cache_t **xc_php_caches = NULL;
    104 static xc_cache_t **xc_var_caches = NULL;
    105 
    106 static zend_bool xc_initized = 0;
    107 static time_t xc_init_time = 0;
    108 static long unsigned xc_init_instance_id = 0;
    109 #ifdef ZTS
    110 static long unsigned xc_init_instance_subid = 0;
    111 #endif
    112 static zend_compile_file_t *origin_compile_file = NULL;
    11340static zend_compile_file_t *old_compile_file = NULL;
    11441static zend_llist_element  *xc_llist_zend_extension = NULL;
    11542
    116 static zend_bool xc_test = 0;
    117 static zend_bool xc_readonly_protection = 0;
    118 
    119 zend_bool xc_have_op_array_ctor = 0;
     43zend_bool xc_test = 0;
    12044
    12145ZEND_DECLARE_MODULE_GLOBALS(xcache)
    12246
    123 typedef enum { XC_TYPE_PHP, XC_TYPE_VAR } xc_entry_type_t;
    124 /* }}} */
    125 
    126 /* any function in *_unlocked is only safe be called within locked (single thread access) area */
    127 
    128 static void xc_php_add_unlocked(xc_cache_t *cache, xc_entry_data_php_t *php) /* {{{ */
    129 {
    130     xc_entry_data_php_t **head = &(cache->phps[php->hvalue]);
    131     php->next = *head;
    132     *head = php;
    133     cache->phps_count ++;
    134 }
    135 /* }}} */
    136 static xc_entry_data_php_t *xc_php_store_unlocked(xc_cache_t *cache, xc_entry_data_php_t *php TSRMLS_DC) /* {{{ */
    137 {
    138     xc_entry_data_php_t *stored_php;
    139 
    140     php->hits     = 0;
    141     php->refcount = 0;
    142     stored_php = xc_processor_store_xc_entry_data_php_t(cache, php TSRMLS_CC);
    143     if (stored_php) {
    144         xc_php_add_unlocked(cache, stored_php);
    145         return stored_php;
    146     }
    147     else {
    148         cache->ooms ++;
    149         return NULL;
    150     }
    151 }
    152 /* }}} */
    153 static xc_entry_data_php_t *xc_php_find_unlocked(xc_cache_t *cache, xc_entry_data_php_t *php TSRMLS_DC) /* {{{ */
    154 {
    155     xc_entry_data_php_t *p;
    156     for (p = cache->phps[php->hvalue]; p; p = (xc_entry_data_php_t *) p->next) {
    157         if (memcmp(&php->md5.digest, &p->md5.digest, sizeof(php->md5.digest)) == 0) {
    158             p->hits ++;
    159             return p;
    160         }
    161     }
    162     return NULL;
    163 }
    164 /* }}} */
    165 static void xc_php_free_unlocked(xc_cache_t *cache, xc_entry_data_php_t *php) /* {{{ */
    166 {
    167     cache->mem->handlers->free(cache->mem, (xc_entry_data_php_t *)php);
    168 }
    169 /* }}} */
    170 static void xc_php_addref_unlocked(xc_entry_data_php_t *php) /* {{{ */
    171 {
    172     php->refcount ++;
    173 }
    174 /* }}} */
    175 static void xc_php_release_unlocked(xc_cache_t *cache, xc_entry_data_php_t *php) /* {{{ */
    176 {
    177     if (-- php->refcount == 0) {
    178         xc_entry_data_php_t **pp = &(cache->phps[php->hvalue]);
    179         xc_entry_data_php_t *p;
    180         for (p = *pp; p; pp = &(p->next), p = p->next) {
    181             if (memcmp(&php->md5.digest, &p->md5.digest, sizeof(php->md5.digest)) == 0) {
    182                 /* unlink */
    183                 *pp = p->next;
    184                 xc_php_free_unlocked(cache, php);
    185                 return;
    186             }
    187         }
    188         assert(0);
    189     }
    190 }
    191 /* }}} */
    192 
    193 static inline int xc_entry_equal_unlocked(xc_entry_type_t type, const xc_entry_t *entry1, const xc_entry_t *entry2 TSRMLS_DC) /* {{{ */
    194 {
    195     /* this function isn't required but can be in unlocked */
    196     switch (type) {
    197         case XC_TYPE_PHP:
    198             {
    199                 const xc_entry_php_t *php_entry1 = (const xc_entry_php_t *) entry1;
    200                 const xc_entry_php_t *php_entry2 = (const xc_entry_php_t *) entry2;
    201                 if (php_entry1->file_inode && php_entry2->file_inode) {
    202                     zend_bool inodeIsSame = php_entry1->file_inode == php_entry2->file_inode
    203                                          && php_entry1->file_device == php_entry2->file_device;
    204                     if (XG(experimental)) {
    205                         /* new experimental behavior: quick check by inode, first */
    206                         if (!inodeIsSame) {
    207                             return 0;
    208                         }
    209 
    210                         /* and then opened_path compare */
    211                     }
    212                     else {
    213                         /* old behavior: inode check only */
    214                         return inodeIsSame;
    215                     }
    216                 }
    217             }
    218 
    219             assert(IS_ABSOLUTE_PATH(entry1->name.str.val, entry1->name.str.len));
    220             assert(IS_ABSOLUTE_PATH(entry2->name.str.val, entry2->name.str.len));
    221 
    222             return entry1->name.str.len == entry2->name.str.len
    223                 && memcmp(entry1->name.str.val, entry2->name.str.val, entry1->name.str.len + 1) == 0;
    224 
    225         case XC_TYPE_VAR:
    226 #ifdef IS_UNICODE
    227             if (entry1->name_type != entry2->name_type) {
    228                 return 0;
    229             }
    230 
    231             if (entry1->name_type == IS_UNICODE) {
    232                 return entry1->name.ustr.len == entry2->name.ustr.len
    233                     && memcmp(entry1->name.ustr.val, entry2->name.ustr.val, (entry1->name.ustr.len + 1) * sizeof(UChar)) == 0;
    234             }
    235 #endif
    236             return entry1->name.str.len == entry2->name.str.len
    237                 && memcmp(entry1->name.str.val, entry2->name.str.val, entry1->name.str.len + 1) == 0;
    238             break;
    239 
    240         default:
    241             assert(0);
    242     }
    243     return 0;
    244 }
    245 /* }}} */
    246 static inline int xc_entry_has_prefix_unlocked(xc_entry_type_t type, xc_entry_t *entry, zval *prefix) /* {{{ */
    247 {
    248     /* this function isn't required but can be in unlocked */
    249 
    250 #ifdef IS_UNICODE
    251     if (entry->name_type != prefix->type) {
    252         return 0;
    253     }
    254 
    255     if (entry->name_type == IS_UNICODE) {
    256         if (entry->name.ustr.len < Z_USTRLEN_P(prefix)) {
    257             return 0;
    258         }
    259         return memcmp(entry->name.ustr.val, Z_USTRVAL_P(prefix), Z_USTRLEN_P(prefix) * sizeof(UChar)) == 0;
    260     }
    261 #endif
    262     if (prefix->type != IS_STRING) {
    263         return 0;
    264     }
    265 
    266     if (entry->name.str.len < Z_STRLEN_P(prefix)) {
    267         return 0;
    268     }
    269 
    270     return memcmp(entry->name.str.val, Z_STRVAL_P(prefix), Z_STRLEN_P(prefix)) == 0;
    271 }
    272 /* }}} */
    273 static void xc_entry_add_unlocked(xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_t *entry) /* {{{ */
    274 {
    275     xc_entry_t **head = &(cache->entries[entryslotid]);
    276     entry->next = *head;
    277     *head = entry;
    278     cache->entries_count ++;
    279 }
    280 /* }}} */
    281 static xc_entry_t *xc_entry_store_unlocked(xc_entry_type_t type, xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_t *entry TSRMLS_DC) /* {{{ */
    282 {
    283     xc_entry_t *stored_entry;
    284 
    285     entry->hits  = 0;
    286     entry->ctime = XG(request_time);
    287     entry->atime = XG(request_time);
    288     stored_entry = type == XC_TYPE_PHP
    289         ? (xc_entry_t *) xc_processor_store_xc_entry_php_t(cache, (xc_entry_php_t *) entry TSRMLS_CC)
    290         : (xc_entry_t *) xc_processor_store_xc_entry_var_t(cache, (xc_entry_var_t *) entry TSRMLS_CC);
    291     if (stored_entry) {
    292         xc_entry_add_unlocked(cache, entryslotid, stored_entry);
    293         ++cache->updates;
    294         return stored_entry;
    295     }
    296     else {
    297         cache->ooms ++;
    298         return NULL;
    299     }
    300 }
    301 /* }}} */
    302 static xc_entry_php_t *xc_entry_php_store_unlocked(xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_php_t *entry_php TSRMLS_DC) /* {{{ */
    303 {
    304     return (xc_entry_php_t *) xc_entry_store_unlocked(XC_TYPE_PHP, cache, entryslotid, (xc_entry_t *) entry_php TSRMLS_CC);
    305 }
    306 /* }}} */
    307 static xc_entry_var_t *xc_entry_var_store_unlocked(xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_var_t *entry_var TSRMLS_DC) /* {{{ */
    308 {
    309     return (xc_entry_var_t *) xc_entry_store_unlocked(XC_TYPE_VAR, cache, entryslotid, (xc_entry_t *) entry_var TSRMLS_CC);
    310 }
    311 /* }}} */
    312 static void xc_entry_free_real_unlocked(xc_entry_type_t type, xc_cache_t *cache, volatile xc_entry_t *entry) /* {{{ */
    313 {
    314     if (type == XC_TYPE_PHP) {
    315         xc_php_release_unlocked(cache, ((xc_entry_php_t *) entry)->php);
    316     }
    317     cache->mem->handlers->free(cache->mem, (xc_entry_t *)entry);
    318 }
    319 /* }}} */
    320 static void xc_entry_free_unlocked(xc_entry_type_t type, xc_cache_t *cache, xc_entry_t *entry TSRMLS_DC) /* {{{ */
    321 {
    322     cache->entries_count --;
    323     if ((type == XC_TYPE_PHP ? ((xc_entry_php_t *) entry)->refcount : 0) == 0) {
    324         xc_entry_free_real_unlocked(type, cache, entry);
    325     }
    326     else {
    327         entry->next = cache->deletes;
    328         cache->deletes = entry;
    329         entry->dtime = XG(request_time);
    330         cache->deletes_count ++;
    331     }
    332     return;
    333 }
    334 /* }}} */
    335 static void xc_entry_remove_unlocked(xc_entry_type_t type, xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_t *entry TSRMLS_DC) /* {{{ */
    336 {
    337     xc_entry_t **pp = &(cache->entries[entryslotid]);
    338     xc_entry_t *p;
    339     for (p = *pp; p; pp = &(p->next), p = p->next) {
    340         if (xc_entry_equal_unlocked(type, entry, p TSRMLS_CC)) {
    341             /* unlink */
    342             *pp = p->next;
    343             xc_entry_free_unlocked(type, cache, entry TSRMLS_CC);
    344             return;
    345         }
    346     }
    347     assert(0);
    348 }
    349 /* }}} */
    350 static xc_entry_t *xc_entry_find_unlocked(xc_entry_type_t type, xc_cache_t *cache, xc_hash_value_t entryslotid, xc_entry_t *entry TSRMLS_DC) /* {{{ */
    351 {
    352     xc_entry_t *p;
    353     for (p = cache->entries[entryslotid]; p; p = p->next) {
    354         if (xc_entry_equal_unlocked(type, entry, p TSRMLS_CC)) {
    355             zend_bool fresh;
    356             switch (type) {
    357             case XC_TYPE_PHP:
    358                 {
    359                     xc_entry_php_t *p_php = (xc_entry_php_t *) p;
    360                     xc_entry_php_t *entry_php = (xc_entry_php_t *) entry;
    361                     fresh = p_php->file_mtime == entry_php->file_mtime && p_php->file_size == entry_php->file_size;
    362                 }
    363                 break;
    364 
    365             case XC_TYPE_VAR:
    366                 {
    367                     fresh = !VAR_ENTRY_EXPIRED(p);
    368                 }
    369                 break;
    370 
    371             default:
    372                 assert(0);
    373             }
    374 
    375             if (fresh) {
    376                 p->hits ++;
    377                 p->atime = XG(request_time);
    378                 return p;
    379             }
    380 
    381             xc_entry_remove_unlocked(type, cache, entryslotid, p TSRMLS_CC);
    382             return NULL;
    383         }
    384     }
    385     return NULL;
    386 }
    387 /* }}} */
    388 static void xc_entry_hold_php_unlocked(xc_cache_t *cache, xc_entry_php_t *entry TSRMLS_DC) /* {{{ */
    389 {
    390     TRACE("hold %d:%s", entry->file_inode, entry->entry.name.str.val);
    391     entry->refcount ++;
    392     xc_stack_push(&XG(php_holds)[cache->cacheid], (void *)entry);
    393 }
    394 /* }}} */
    395 static inline zend_uint advance_wrapped(zend_uint val, zend_uint count) /* {{{ */
    396 {
    397     if (val + 1 >= count) {
    398         return 0;
    399     }
    400     return val + 1;
    401 }
    402 /* }}} */
    403 static void xc_counters_inc(time_t *curtime, zend_uint *curslot, time_t period, zend_ulong *counters, zend_uint count TSRMLS_DC) /* {{{ */
    404 {
    405     time_t n = XG(request_time) / period;
    406     if (*curtime != n) {
    407         zend_uint target_slot = n % count;
    408         if (n - *curtime > period) {
    409             memset(counters, 0, sizeof(counters[0]) * count);
    410         }
    411         else {
    412             zend_uint slot;
    413             for (slot = advance_wrapped(*curslot, count);
    414                     slot != target_slot;
    415                     slot = advance_wrapped(slot, count)) {
    416                 counters[slot] = 0;
    417             }
    418             counters[target_slot] = 0;
    419         }
    420         *curtime = n;
    421         *curslot = target_slot;
    422     }
    423     counters[*curslot] ++;
    424 }
    425 /* }}} */
    426 static void xc_cache_hit_unlocked(xc_cache_t *cache TSRMLS_DC) /* {{{ */
    427 {
    428     cache->hits ++;
    429 
    430     xc_counters_inc(&cache->hits_by_hour_cur_time
    431             , &cache->hits_by_hour_cur_slot, 60 * 60
    432             , cache->hits_by_hour
    433             , sizeof(cache->hits_by_hour) / sizeof(cache->hits_by_hour[0])
    434             TSRMLS_CC);
    435 
    436     xc_counters_inc(&cache->hits_by_second_cur_time
    437             , &cache->hits_by_second_cur_slot
    438             , 1
    439             , cache->hits_by_second
    440             , sizeof(cache->hits_by_second) / sizeof(cache->hits_by_second[0])
    441             TSRMLS_CC);
    442 }
    443 /* }}} */
    444 
    445 /* helper function that loop through each entry */
    446 #define XC_ENTRY_APPLY_FUNC(name) zend_bool name(xc_entry_t *entry TSRMLS_DC)
    447 typedef XC_ENTRY_APPLY_FUNC((*cache_apply_unlocked_func_t));
    448 static void xc_entry_apply_unlocked(xc_entry_type_t type, xc_cache_t *cache, cache_apply_unlocked_func_t apply_func TSRMLS_DC) /* {{{ */
    449 {
    450     xc_entry_t *p, **pp;
    451     int i, c;
    452 
    453     for (i = 0, c = cache->hentry->size; i < c; i ++) {
    454         pp = &(cache->entries[i]);
    455         for (p = *pp; p; p = *pp) {
    456             if (apply_func(p TSRMLS_CC)) {
    457                 /* unlink */
    458                 *pp = p->next;
    459                 xc_entry_free_unlocked(type, cache, p TSRMLS_CC);
    460             }
    461             else {
    462                 pp = &(p->next);
    463             }
    464         }
    465     }
    466 }
    467 /* }}} */
    468 
    469 #define XC_CACHE_APPLY_FUNC(name) void name(xc_cache_t *cache TSRMLS_DC)
    470 /* call graph:
    471  * xc_gc_expires_php -> xc_gc_expires_one -> xc_entry_apply_unlocked -> xc_gc_expires_php_entry_unlocked
    472  * xc_gc_expires_var -> xc_gc_expires_one -> xc_entry_apply_unlocked -> xc_gc_expires_var_entry_unlocked
    473  */
    474 static XC_ENTRY_APPLY_FUNC(xc_gc_expires_php_entry_unlocked) /* {{{ */
    475 {
    476     TRACE("ttl %lu, %lu %lu", (zend_ulong) XG(request_time), (zend_ulong) entry->atime, xc_php_ttl);
    477     if (XG(request_time) > entry->atime + (time_t) xc_php_ttl) {
    478         return 1;
    479     }
    480     return 0;
    481 }
    482 /* }}} */
    483 static XC_ENTRY_APPLY_FUNC(xc_gc_expires_var_entry_unlocked) /* {{{ */
    484 {
    485     if (VAR_ENTRY_EXPIRED(entry)) {
    486         return 1;
    487     }
    488     return 0;
    489 }
    490 /* }}} */
    491 static void xc_gc_expires_one(xc_entry_type_t type, xc_cache_t *cache, zend_ulong gc_interval, cache_apply_unlocked_func_t apply_func TSRMLS_DC) /* {{{ */
    492 {
    493     TRACE("interval %lu, %lu %lu", (zend_ulong) XG(request_time), (zend_ulong) cache->last_gc_expires, gc_interval);
    494     if (XG(request_time) >= cache->last_gc_expires + (time_t) gc_interval) {
    495         ENTER_LOCK(cache) {
    496             if (XG(request_time) >= cache->last_gc_expires + (time_t) gc_interval) {
    497                 cache->last_gc_expires = XG(request_time);
    498                 xc_entry_apply_unlocked(type, cache, apply_func TSRMLS_CC);
    499             }
    500         } LEAVE_LOCK(cache);
    501     }
    502 }
    503 /* }}} */
    504 static void xc_gc_expires_php(TSRMLS_D) /* {{{ */
    505 {
    506     int i, c;
    507 
    508     if (!xc_php_ttl || !xc_php_gc_interval || !xc_php_caches) {
    509         return;
    510     }
    511 
    512     for (i = 0, c = xc_php_hcache.size; i < c; i ++) {
    513         xc_gc_expires_one(XC_TYPE_PHP, xc_php_caches[i], xc_php_gc_interval, xc_gc_expires_php_entry_unlocked TSRMLS_CC);
    514     }
    515 }
    516 /* }}} */
    517 static void xc_gc_expires_var(TSRMLS_D) /* {{{ */
    518 {
    519     int i, c;
    520 
    521     if (!xc_var_gc_interval || !xc_var_caches) {
    522         return;
    523     }
    524 
    525     for (i = 0, c = xc_var_hcache.size; i < c; i ++) {
    526         xc_gc_expires_one(XC_TYPE_VAR, xc_var_caches[i], xc_var_gc_interval, xc_gc_expires_var_entry_unlocked TSRMLS_CC);
    527     }
    528 }
    529 /* }}} */
    530 
    531 static XC_CACHE_APPLY_FUNC(xc_gc_delete_unlocked) /* {{{ */
    532 {
    533     xc_entry_t *p, **pp;
    534 
    535     pp = &cache->deletes;
    536     for (p = *pp; p; p = *pp) {
    537         xc_entry_php_t *entry = (xc_entry_php_t *) p;
    538         if (XG(request_time) - p->dtime > 3600) {
    539             entry->refcount = 0;
    540             /* issue warning here */
    541         }
    542         if (entry->refcount == 0) {
    543             /* unlink */
    544             *pp = p->next;
    545             cache->deletes_count --;
    546             xc_entry_free_real_unlocked(XC_TYPE_PHP, cache, p);
    547         }
    548         else {
    549             pp = &(p->next);
    550         }
    551     }
    552 }
    553 /* }}} */
    554 static XC_CACHE_APPLY_FUNC(xc_gc_deletes_one) /* {{{ */
    555 {
    556     if (cache->deletes && XG(request_time) - cache->last_gc_deletes > xc_deletes_gc_interval) {
    557         ENTER_LOCK(cache) {
    558             if (cache->deletes && XG(request_time) - cache->last_gc_deletes > xc_deletes_gc_interval) {
    559                 cache->last_gc_deletes = XG(request_time);
    560                 xc_gc_delete_unlocked(cache TSRMLS_CC);
    561             }
    562         } LEAVE_LOCK(cache);
    563     }
    564 }
    565 /* }}} */
    566 static void xc_gc_deletes(TSRMLS_D) /* {{{ */
    567 {
    568     int i, c;
    569 
    570     if (xc_php_caches) {
    571         for (i = 0, c = xc_php_hcache.size; i < c; i ++) {
    572             xc_gc_deletes_one(xc_php_caches[i] TSRMLS_CC);
    573         }
    574     }
    575 
    576     if (xc_var_caches) {
    577         for (i = 0, c = xc_var_hcache.size; i < c; i ++) {
    578             xc_gc_deletes_one(xc_var_caches[i] TSRMLS_CC);
    579         }
    580     }
    581 }
    582 /* }}} */
    583 
    584 /* helper functions for user functions */
    585 static void xc_fillinfo_unlocked(int cachetype, xc_cache_t *cache, zval *return_value TSRMLS_DC) /* {{{ */
    586 {
    587     zval *blocks, *hits;
    588     size_t i;
    589     const xc_block_t *b;
    590 #ifndef NDEBUG
    591     xc_memsize_t avail = 0;
    592 #endif
    593     xc_mem_t *mem = cache->mem;
    594     const xc_mem_handlers_t *handlers = mem->handlers;
    595     zend_ulong interval;
    596     if (cachetype == XC_TYPE_PHP) {
    597         interval = xc_php_ttl ? xc_php_gc_interval : 0;
    598     }
    599     else {
    600         interval = xc_var_gc_interval;
    601     }
    602 
    603     add_assoc_long_ex(return_value, ZEND_STRS("slots"),     cache->hentry->size);
    604     add_assoc_long_ex(return_value, ZEND_STRS("compiling"), cache->compiling);
    605     add_assoc_long_ex(return_value, ZEND_STRS("updates"),   cache->updates);
    606     add_assoc_long_ex(return_value, ZEND_STRS("misses"),    cache->updates); /* deprecated */
    607     add_assoc_long_ex(return_value, ZEND_STRS("hits"),      cache->hits);
    608     add_assoc_long_ex(return_value, ZEND_STRS("clogs"),     cache->clogs);
    609     add_assoc_long_ex(return_value, ZEND_STRS("ooms"),      cache->ooms);
    610     add_assoc_long_ex(return_value, ZEND_STRS("errors"),    cache->errors);
    611 
    612     add_assoc_long_ex(return_value, ZEND_STRS("cached"),    cache->entries_count);
    613     add_assoc_long_ex(return_value, ZEND_STRS("deleted"),   cache->deletes_count);
    614     if (interval) {
    615         time_t gc = (cache->last_gc_expires + interval) - XG(request_time);
    616         add_assoc_long_ex(return_value, ZEND_STRS("gc"),    gc > 0 ? gc : 0);
    617     }
    618     else {
    619         add_assoc_null_ex(return_value, ZEND_STRS("gc"));
    620     }
    621     MAKE_STD_ZVAL(hits);
    622     array_init(hits);
    623     for (i = 0; i < sizeof(cache->hits_by_hour) / sizeof(cache->hits_by_hour[0]); i ++) {
    624         add_next_index_long(hits, (long) cache->hits_by_hour[i]);
    625     }
    626     add_assoc_zval_ex(return_value, ZEND_STRS("hits_by_hour"), hits);
    627 
    628     MAKE_STD_ZVAL(hits);
    629     array_init(hits);
    630     for (i = 0; i < sizeof(cache->hits_by_second) / sizeof(cache->hits_by_second[0]); i ++) {
    631         add_next_index_long(hits, (long) cache->hits_by_second[i]);
    632     }
    633     add_assoc_zval_ex(return_value, ZEND_STRS("hits_by_second"), hits);
    634 
    635     MAKE_STD_ZVAL(blocks);
    636     array_init(blocks);
    637 
    638     add_assoc_long_ex(return_value, ZEND_STRS("size"),  handlers->size(mem));
    639     add_assoc_long_ex(return_value, ZEND_STRS("avail"), handlers->avail(mem));
    640     add_assoc_bool_ex(return_value, ZEND_STRS("can_readonly"), xc_readonly_protection);
    641 
    642     for (b = handlers->freeblock_first(mem); b; b = handlers->freeblock_next(b)) {
    643         zval *bi;
    644 
    645         MAKE_STD_ZVAL(bi);
    646         array_init(bi);
    647 
    648         add_assoc_long_ex(bi, ZEND_STRS("size"),   handlers->block_size(b));
    649         add_assoc_long_ex(bi, ZEND_STRS("offset"), handlers->block_offset(mem, b));
    650         add_next_index_zval(blocks, bi);
    651 #ifndef NDEBUG
    652         avail += handlers->block_size(b);
    653 #endif
    654     }
    655     add_assoc_zval_ex(return_value, ZEND_STRS("free_blocks"), blocks);
    656 #ifndef NDEBUG
    657     assert(avail == handlers->avail(mem));
    658 #endif
    659 }
    660 /* }}} */
    661 static void xc_fillentry_unlocked(xc_entry_type_t type, const xc_entry_t *entry, xc_hash_value_t entryslotid, int del, zval *list TSRMLS_DC) /* {{{ */
    662 {
    663     zval* ei;
    664     const xc_entry_data_php_t *php;
    665 
    666     ALLOC_INIT_ZVAL(ei);
    667     array_init(ei);
    668 
    669     add_assoc_long_ex(ei, ZEND_STRS("hits"),     entry->hits);
    670     add_assoc_long_ex(ei, ZEND_STRS("ctime"),    entry->ctime);
    671     add_assoc_long_ex(ei, ZEND_STRS("atime"),    entry->atime);
    672     add_assoc_long_ex(ei, ZEND_STRS("hvalue"),   entryslotid);
    673     if (del) {
    674         add_assoc_long_ex(ei, ZEND_STRS("dtime"), entry->dtime);
    675     }
    676 #ifdef IS_UNICODE
    677     do {
    678         zval *zv;
    679         ALLOC_INIT_ZVAL(zv);
    680         switch (entry->name_type) {
    681             case IS_UNICODE:
    682                 ZVAL_UNICODEL(zv, entry->name.ustr.val, entry->name.ustr.len, 1);
    683                 break;
    684             case IS_STRING:
    685                 ZVAL_STRINGL(zv, entry->name.str.val, entry->name.str.len, 1);
    686                 break;
    687             default:
    688                 assert(0);
    689         }
    690         zv->type = entry->name_type;
    691         add_assoc_zval_ex(ei, ZEND_STRS("name"), zv);
    692     } while (0);
    693 #else
    694     add_assoc_stringl_ex(ei, ZEND_STRS("name"), entry->name.str.val, entry->name.str.len, 1);
    695 #endif
    696     switch (type) {
    697         case XC_TYPE_PHP: {
    698             xc_entry_php_t *entry_php = (xc_entry_php_t *) entry;
    699             php = entry_php->php;
    700             add_assoc_long_ex(ei, ZEND_STRS("size"),          entry->size + php->size);
    701             add_assoc_long_ex(ei, ZEND_STRS("refcount"),      entry_php->refcount);
    702             add_assoc_long_ex(ei, ZEND_STRS("phprefcount"),   php->refcount);
    703             add_assoc_long_ex(ei, ZEND_STRS("file_mtime"),    entry_php->file_mtime);
    704             add_assoc_long_ex(ei, ZEND_STRS("file_size"),     entry_php->file_size);
    705             add_assoc_long_ex(ei, ZEND_STRS("file_device"),   entry_php->file_device);
    706             add_assoc_long_ex(ei, ZEND_STRS("file_inode"),    entry_php->file_inode);
    707 
    708 #ifdef HAVE_XCACHE_CONSTANT
    709             add_assoc_long_ex(ei, ZEND_STRS("constinfo_cnt"), php->constinfo_cnt);
    710 #endif
    711             add_assoc_long_ex(ei, ZEND_STRS("function_cnt"),  php->funcinfo_cnt);
    712             add_assoc_long_ex(ei, ZEND_STRS("class_cnt"),     php->classinfo_cnt);
    713 #ifdef ZEND_ENGINE_2_1
    714             add_assoc_long_ex(ei, ZEND_STRS("autoglobal_cnt"),php->autoglobal_cnt);
    715 #endif
    716             break;
    717         }
    718 
    719         case XC_TYPE_VAR:
    720             add_assoc_long_ex(ei, ZEND_STRS("refcount"),      0); /* for BC only */
    721             add_assoc_long_ex(ei, ZEND_STRS("size"),          entry->size);
    722             break;
    723 
    724         default:
    725             assert(0);
    726     }
    727 
    728     add_next_index_zval(list, ei);
    729 }
    730 /* }}} */
    731 static void xc_filllist_unlocked(xc_entry_type_t type, xc_cache_t *cache, zval *return_value TSRMLS_DC) /* {{{ */
    732 {
    733     zval* list;
    734     int i, c;
    735     xc_entry_t *e;
    736 
    737     ALLOC_INIT_ZVAL(list);
    738     array_init(list);
    739 
    740     for (i = 0, c = cache->hentry->size; i < c; i ++) {
    741         for (e = cache->entries[i]; e; e = e->next) {
    742             xc_fillentry_unlocked(type, e, i, 0, list TSRMLS_CC);
    743         }
    744     }
    745     add_assoc_zval(return_value, "cache_list", list);
    746 
    747     ALLOC_INIT_ZVAL(list);
    748     array_init(list);
    749     for (e = cache->deletes; e; e = e->next) {
    750         xc_fillentry_unlocked(XC_TYPE_PHP, e, 0, 1, list TSRMLS_CC);
    751     }
    752     add_assoc_zval(return_value, "deleted_list", list);
    753 }
    754 /* }}} */
    755 
    756 static zend_op_array *xc_entry_install(xc_entry_php_t *entry_php TSRMLS_DC) /* {{{ */
    757 {
    758     zend_uint i;
    759     xc_entry_data_php_t *p = entry_php->php;
    760     zend_op_array *old_active_op_array = CG(active_op_array);
    761 #ifndef ZEND_ENGINE_2
    762     ALLOCA_FLAG(use_heap)
    763     /* new ptr which is stored inside CG(class_table) */
    764     xc_cest_t **new_cest_ptrs = (xc_cest_t **)my_do_alloca(sizeof(xc_cest_t*) * p->classinfo_cnt, use_heap);
    765 #endif
    766 
    767     CG(active_op_array) = p->op_array;
    768 
    769 #ifdef HAVE_XCACHE_CONSTANT
    770     /* install constant */
    771     for (i = 0; i < p->constinfo_cnt; i ++) {
    772         xc_constinfo_t *ci = &p->constinfos[i];
    773         xc_install_constant(entry_php->entry.name.str.val, &ci->constant,
    774                 UNISW(0, ci->type), ci->key, ci->key_size, ci->h TSRMLS_CC);
    775     }
    776 #endif
    777 
    778     /* install function */
    779     for (i = 0; i < p->funcinfo_cnt; i ++) {
    780         xc_funcinfo_t  *fi = &p->funcinfos[i];
    781         xc_install_function(entry_php->entry.name.str.val, &fi->func,
    782                 UNISW(0, fi->type), fi->key, fi->key_size, fi->h TSRMLS_CC);
    783     }
    784 
    785     /* install class */
    786     for (i = 0; i < p->classinfo_cnt; i ++) {
    787         xc_classinfo_t *ci = &p->classinfos[i];
    788 #ifndef ZEND_ENGINE_2
    789         zend_class_entry *ce = CestToCePtr(ci->cest);
    790         /* fix pointer to the be which inside class_table */
    791         if (ce->parent) {
    792             zend_uint class_idx = (/* class_num */ (int) (long) ce->parent) - 1;
    793             assert(class_idx < i);
    794             ci->cest.parent = new_cest_ptrs[class_idx];
    795         }
    796         new_cest_ptrs[i] =
    797 #endif
    798 #ifdef ZEND_COMPILE_DELAYED_BINDING
    799         xc_install_class(entry_php->entry.name.str.val, &ci->cest, -1,
    800                 UNISW(0, ci->type), ci->key, ci->key_size, ci->h TSRMLS_CC);
    801 #else
    802         xc_install_class(entry_php->entry.name.str.val, &ci->cest, ci->oplineno,
    803                 UNISW(0, ci->type), ci->key, ci->key_size, ci->h TSRMLS_CC);
    804 #endif
    805     }
    806 
    807 #ifdef ZEND_ENGINE_2_1
    808     /* trigger auto_globals jit */
    809     for (i = 0; i < p->autoglobal_cnt; i ++) {
    810         xc_autoglobal_t *aginfo = &p->autoglobals[i];
    811         zend_u_is_auto_global(aginfo->type, aginfo->key, aginfo->key_len TSRMLS_CC);
    812     }
    813 #endif
    814 #ifdef XCACHE_ERROR_CACHING
    815     /* restore trigger errors */
    816     for (i = 0; i < p->compilererror_cnt; i ++) {
    817         xc_compilererror_t *error = &p->compilererrors[i];
    818         CG(zend_lineno) = error->lineno;
    819         zend_error(error->type, "%s", error->error);
    820     }
    821     CG(zend_lineno) = 0;
    822 #endif
    823 
    824     i = 1;
    825 #ifndef ZEND_ENGINE_2_2
    826     zend_hash_add(&EG(included_files), entry_php->entry.name.str.val, entry_php->entry.name.str.len+1, (void *)&i, sizeof(int), NULL);
    827 #endif
    828 
    829 #ifndef ZEND_ENGINE_2
    830     my_free_alloca(new_cest_ptrs, use_heap);
    831 #endif
    832     CG(active_op_array) = old_active_op_array;
    833     return p->op_array;
    834 }
    835 /* }}} */
    836 
    837 static inline void xc_entry_unholds_real(xc_stack_t *holds, xc_cache_t **caches, int cachecount TSRMLS_DC) /* {{{ */
    838 {
    839     int i;
    840     xc_stack_t *s;
    841     xc_cache_t *cache;
    842     xc_entry_php_t *entry_php;
    843 
    844     for (i = 0; i < cachecount; i ++) {
    845         s = &holds[i];
    846         TRACE("holded %d items", xc_stack_count(s));
    847         if (xc_stack_count(s)) {
    848             cache = caches[i];
    849             ENTER_LOCK(cache) {
    850                 while (xc_stack_count(s)) {
    851                     entry_php = (xc_entry_php_t *) xc_stack_pop(s);
    852                     TRACE("unhold %d:%s", entry_php->file_inode, entry_php->entry.name.str.val);
    853                     assert(entry_php->refcount > 0);
    854                     --entry_php->refcount;
    855                 }
    856             } LEAVE_LOCK(cache);
    857         }
    858     }
    859 }
    860 /* }}} */
    861 static void xc_entry_unholds(TSRMLS_D) /* {{{ */
    862 {
    863     if (xc_php_caches) {
    864         xc_entry_unholds_real(XG(php_holds), xc_php_caches, xc_php_hcache.size TSRMLS_CC);
    865     }
    866 
    867     if (xc_var_caches) {
    868         xc_entry_unholds_real(XG(var_holds), xc_var_caches, xc_var_hcache.size TSRMLS_CC);
    869     }
    870 }
    871 /* }}} */
    872 
    873 #define HASH(i) (i)
    874 #define HASH_ZSTR_L(t, s, l) HASH(zend_u_inline_hash_func((t), (s), ((l) + 1) * sizeof(UChar)))
    875 #define HASH_STR_S(s, l) HASH(zend_inline_hash_func((char *) (s), (l)))
    876 #define HASH_STR_L(s, l) HASH_STR_S((s), (l) + 1)
    877 #define HASH_STR(s) HASH_STR_L((s), strlen((s)) + 1)
    878 #define HASH_NUM(n) HASH(n)
    879 static inline xc_hash_value_t xc_hash_fold(xc_hash_value_t hvalue, const xc_hash_t *hasher) /* {{{ fold hash bits as needed */
    880 {
    881     xc_hash_value_t folded = 0;
    882     while (hvalue) {
    883         folded ^= (hvalue & hasher->mask);
    884         hvalue >>= hasher->bits;
    885     }
    886     return folded;
    887 }
    888 /* }}} */
    889 static inline xc_hash_value_t xc_entry_hash_name(xc_entry_t *entry TSRMLS_DC) /* {{{ */
    890 {
    891     return UNISW(NOTHING, UG(unicode) ? HASH_ZSTR_L(entry->name_type, entry->name.uni.val, entry->name.uni.len) :)
    892         HASH_STR_L(entry->name.str.val, entry->name.str.len);
    893 }
    894 /* }}} */
    895 #define xc_entry_hash_var xc_entry_hash_name
    896 static void xc_entry_free_key_php(xc_entry_php_t *entry_php TSRMLS_DC) /* {{{ */
    897 {
    898 #define X_FREE(var) do {\
    899     if (entry_php->var) { \
    900         efree(entry_php->var); \
    901     } \
    902 } while (0)
    903     X_FREE(dirpath);
    904 #ifdef IS_UNICODE
    905     X_FREE(ufilepath);
    906     X_FREE(udirpath);
    907 #endif
    908 
    909 #undef X_FREE
    910 }
    911 /* }}} */
    912 static char *xc_expand_url(const char *filepath, char *real_path TSRMLS_DC) /* {{{ */
    913 {
    914     if (strstr(filepath, "://") != NULL) {
    915         size_t filepath_len = strlen(filepath);
    916         size_t copy_len = filepath_len > MAXPATHLEN - 1 ? MAXPATHLEN - 1 : filepath_len;
    917         memcpy(real_path, filepath, filepath_len);
    918         real_path[copy_len] = '\0';
    919         return real_path;
    920     }
    921     return expand_filepath(filepath, real_path TSRMLS_CC);
    922 }
    923 /* }}} */
    924 
    925 #define XC_RESOLVE_PATH_CHECKER(name) zend_bool name(const char *filepath, size_t filepath_len, void *data TSRMLS_DC)
    926 typedef XC_RESOLVE_PATH_CHECKER((*xc_resolve_path_checker_func_t));
    927 static zend_bool xc_resolve_path(const char *filepath, char *path_buffer, xc_resolve_path_checker_func_t checker_func, void *data TSRMLS_DC) /* {{{ */
    928 {
    929     char *paths, *path;
    930     char *tokbuf;
    931     size_t path_buffer_len;
    932     int size;
    933     char tokens[] = { DEFAULT_DIR_SEPARATOR, '\0' };
    934     int ret;
    935     ALLOCA_FLAG(use_heap)
    936 
    937 #if 0
    938     if ((*filepath == '.' &&
    939          (IS_SLASH(filepath[1]) ||
    940           ((filepath[1] == '.') && IS_SLASH(filepath[2])))) ||
    941         IS_ABSOLUTE_PATH(filepath, strlen(filepath)) ||
    942         !path ||
    943         !*path) {
    944 
    945         if (checker_func(path_buffer, path_buffer_len, data TSRMLS_CC)) {
    946             ret = 1;
    947         }
    948         else {
    949             ret = FAILURE;
    950         }
    951         goto finish;
    952     }
    953 #endif
    954 
    955     size = strlen(PG(include_path)) + 1;
    956     paths = (char *)my_do_alloca(size, use_heap);
    957     memcpy(paths, PG(include_path), size);
    958 
    959     for (path = php_strtok_r(paths, tokens, &tokbuf); path; path = php_strtok_r(NULL, tokens, &tokbuf)) {
    960         path_buffer_len = snprintf(path_buffer, MAXPATHLEN, "%s/%s", path, filepath);
    961         if (path_buffer_len < MAXPATHLEN - 1) {
    962             if (checker_func(path_buffer, path_buffer_len, data TSRMLS_CC)) {
    963                 ret = 1;
    964                 goto finish;
    965             }
    966         }
    967     }
    968 
    969     /* fall back to current directory */
    970     if (zend_is_executing(TSRMLS_C)) {
    971         const char *executed_filename = zend_get_executed_filename(TSRMLS_C);
    972         if (executed_filename && executed_filename[0] && executed_filename[0] != '[') {
    973             size_t filename_len = strlen(filepath);
    974             size_t dirname_len;
    975 
    976             for (dirname_len = strlen(executed_filename) - 1; dirname_len > 0; --dirname_len) {
    977                 if (IS_SLASH(executed_filename[dirname_len])) {
    978                     if (dirname_len + filename_len < MAXPATHLEN - 1) {
    979                         ++dirname_len; /* include tailing slash */
    980                         memcpy(path_buffer, executed_filename, dirname_len);
    981                         memcpy(path_buffer + dirname_len, filepath, filename_len);
    982                         path_buffer_len = dirname_len + filename_len;
    983                         path_buffer[path_buffer_len] = '\0';
    984                         if (checker_func(path_buffer, path_buffer_len, data TSRMLS_CC)) {
    985                             ret = 1;
    986                             goto finish;
    987                         }
    988                     }
    989                     break;
    990                 }
    991             }
    992         }
    993     }
    994 
    995     ret = 0;
    996 
    997 finish:
    998     my_free_alloca(paths, use_heap);
    999 
    1000     return ret;
    1001 }
    1002 /* }}} */
    1003 #ifndef ZEND_ENGINE_2_3
    1004 static XC_RESOLVE_PATH_CHECKER(xc_stat_file) /* {{{ */
    1005 {
    1006     return VCWD_STAT(filepath, (struct stat *) data) == 0 ? 1 : 0;
    1007 }
    1008 /* }}} */
    1009 static int xc_resolve_path_stat(const char *filepath, char *path_buffer, struct stat *pbuf TSRMLS_DC) /* {{{ */
    1010 {
    1011     return xc_resolve_path(filepath, path_buffer, xc_stat_file, (void *) pbuf TSRMLS_CC)
    1012         ? SUCCESS
    1013         : FAILURE;
    1014 }
    1015 /* }}} */
    1016 #endif
    1017 typedef struct xc_compiler_t { /* {{{ */
    1018     /* XCache cached compile state */
    1019     const char *filename;
    1020     size_t filename_len;
    1021     const char *opened_path;
    1022     char opened_path_buffer[MAXPATHLEN];
    1023 
    1024     xc_entry_hash_t entry_hash;
    1025     xc_entry_php_t new_entry;
    1026     xc_entry_data_php_t new_php;
    1027 } xc_compiler_t;
    1028 /* }}} */
    1029 typedef struct xc_entry_resolve_path_data_t { /* {{{ */
    1030     xc_compiler_t *compiler;
    1031     xc_entry_php_t **stored_entry;
    1032 } xc_entry_resolve_path_data_t;
    1033 /* }}} */
    1034 static XC_RESOLVE_PATH_CHECKER(xc_entry_resolve_path_func_unlocked) /* {{{ */
    1035 {
    1036     xc_entry_resolve_path_data_t *entry_resolve_path_data = (xc_entry_resolve_path_data_t *) data;
    1037     xc_compiler_t *compiler = entry_resolve_path_data->compiler;
    1038 
    1039     compiler->new_entry.entry.name.str.val = xc_expand_url(filepath, compiler->opened_path_buffer TSRMLS_CC);
    1040     compiler->new_entry.entry.name.str.len = strlen(compiler->new_entry.entry.name.str.val);
    1041 
    1042     *entry_resolve_path_data->stored_entry = (xc_entry_php_t *) xc_entry_find_unlocked(
    1043             XC_TYPE_PHP
    1044             , xc_php_caches[compiler->entry_hash.cacheid]
    1045             , compiler->entry_hash.entryslotid
    1046             , (xc_entry_t *) &compiler->new_entry
    1047             TSRMLS_CC);
    1048 
    1049     return *entry_resolve_path_data->stored_entry ? 1 : 0;
    1050 }
    1051 /* }}} */
    1052 static int xc_entry_resolve_path_unlocked(xc_compiler_t *compiler, const char *filepath, xc_entry_php_t **stored_entry TSRMLS_DC) /* {{{ */
    1053 {
    1054     char path_buffer[MAXPATHLEN];
    1055     xc_entry_resolve_path_data_t entry_resolve_path_data;
    1056     entry_resolve_path_data.compiler = compiler;
    1057     entry_resolve_path_data.stored_entry = stored_entry;
    1058 
    1059     return xc_resolve_path(filepath, path_buffer, xc_entry_resolve_path_func_unlocked, (void *) &entry_resolve_path_data TSRMLS_CC)
    1060         ? SUCCESS
    1061         : FAILURE;
    1062 }
    1063 /* }}} */
    1064 static int xc_entry_php_quick_resolve_opened_path(xc_compiler_t *compiler, struct stat *statbuf TSRMLS_DC) /* {{{ */
    1065 {
    1066     if (strcmp(SG(request_info).path_translated, compiler->filename) == 0) {
    1067         /* sapi has already done this stat() for us */
    1068         if (statbuf) {
    1069             struct stat *sapi_stat = sapi_get_stat(TSRMLS_C);
    1070             if (!sapi_stat) {
    1071                 goto giveupsapistat;
    1072             }
    1073             *statbuf = *sapi_stat;
    1074         }
    1075 
    1076         compiler->opened_path = xc_expand_url(compiler->filename, compiler->opened_path_buffer TSRMLS_CC);
    1077         return SUCCESS;
    1078     }
    1079 giveupsapistat:
    1080 
    1081     /* absolute path */
    1082     if (IS_ABSOLUTE_PATH(compiler->filename, strlen(compiler->filename))) {
    1083         if (statbuf && VCWD_STAT(compiler->filename, statbuf) != 0) {
    1084             return FAILURE;
    1085         }
    1086         compiler->opened_path = xc_expand_url(compiler->filename, compiler->opened_path_buffer TSRMLS_CC);
    1087         return SUCCESS;
    1088     }
    1089 
    1090     /* relative path */
    1091     if (*compiler->filename == '.' && (IS_SLASH(compiler->filename[1]) || compiler->filename[1] == '.')) {
    1092         const char *ptr = compiler->filename + 1;
    1093         if (*ptr == '.') {
    1094             while (*(++ptr) == '.');
    1095             if (!IS_SLASH(*ptr)) {
    1096                 return FAILURE;
    1097             }   
    1098         }
    1099 
    1100         if (statbuf && VCWD_STAT(compiler->filename, statbuf) != 0) {
    1101             return FAILURE;
    1102         }
    1103 
    1104         compiler->opened_path = xc_expand_url(compiler->filename, compiler->opened_path_buffer TSRMLS_CC);
    1105         return SUCCESS;
    1106     }
    1107 
    1108     return FAILURE;
    1109 }
    1110 /* }}} */
    1111 static int xc_entry_php_resolve_opened_path(xc_compiler_t *compiler, struct stat *statbuf TSRMLS_DC) /* {{{ */
    1112 {
    1113     if (xc_entry_php_quick_resolve_opened_path(compiler, statbuf TSRMLS_CC) == SUCCESS) {
    1114         /* opened_path resolved */
    1115         return SUCCESS;
    1116     }
    1117     /* fall back to real stat call */
    1118     else {
    1119 #ifdef ZEND_ENGINE_2_3
    1120         char *opened_path = php_resolve_path(compiler->filename, compiler->filename_len, PG(include_path) TSRMLS_CC);
    1121         if (opened_path) {
    1122             strcpy(compiler->opened_path_buffer, opened_path);
    1123             efree(opened_path);
    1124             compiler->opened_path = compiler->opened_path_buffer;
    1125             if (!statbuf || VCWD_STAT(compiler->opened_path, statbuf) == 0) {
    1126                 return SUCCESS;
    1127             }
    1128         }
    1129 #else
    1130         char path_buffer[MAXPATHLEN];
    1131         if (xc_resolve_path_stat(compiler->filename, path_buffer, statbuf TSRMLS_CC) == SUCCESS) {
    1132             compiler->opened_path = xc_expand_url(path_buffer, compiler->opened_path_buffer TSRMLS_CC);
    1133             return SUCCESS;
    1134         }
    1135 #endif
    1136     }
    1137     return FAILURE;
    1138 }
    1139 /* }}} */
    1140 static int xc_entry_php_init_key(xc_compiler_t *compiler TSRMLS_DC) /* {{{ */
    1141 {
    1142     if (XG(stat)) {
    1143         struct stat buf;
    1144         time_t delta;
    1145 
    1146         if (compiler->opened_path) {
    1147             if (VCWD_STAT(compiler->opened_path, &buf) != 0) {
    1148                 return FAILURE;
    1149             }
    1150         }
    1151         else {
    1152             if (xc_entry_php_resolve_opened_path(compiler, &buf TSRMLS_CC) != SUCCESS) {
    1153                 return FAILURE;
    1154             }
    1155         }
    1156 
    1157         delta = XG(request_time) - buf.st_mtime;
    1158         if (abs(delta) < 2 && !xc_test) {
    1159             return FAILURE;
    1160         }
    1161 
    1162         compiler->new_entry.file_mtime   = buf.st_mtime;
    1163         compiler->new_entry.file_size    = buf.st_size;
    1164         compiler->new_entry.file_device  = buf.st_dev;
    1165         compiler->new_entry.file_inode   = buf.st_ino;
    1166     }
    1167     else {
    1168         xc_entry_php_quick_resolve_opened_path(compiler, NULL TSRMLS_CC);
    1169 
    1170         compiler->new_entry.file_mtime   = 0;
    1171         compiler->new_entry.file_size    = 0;
    1172         compiler->new_entry.file_device  = 0;
    1173         compiler->new_entry.file_inode   = 0;
    1174     }
    1175 
    1176     {
    1177         xc_hash_value_t basename_hash_value;
    1178         if (xc_php_hcache.size > 1
    1179          || !compiler->new_entry.file_inode) {
    1180             const char *filename_end = compiler->filename + compiler->filename_len;
    1181             const char *basename = filename_end - 1;
    1182 
    1183             /* scan till out of basename part */
    1184             while (basename >= compiler->filename && !IS_SLASH(*basename)) {
    1185                 --basename;
    1186             }
    1187             /* get back to basename */
    1188             ++basename;
    1189 
    1190             basename_hash_value = HASH_STR_L(basename, filename_end - basename);
    1191         }
    1192 
    1193         compiler->entry_hash.cacheid = xc_php_hcache.size > 1 ? xc_hash_fold(basename_hash_value, &xc_php_hcache) : 0;
    1194         compiler->entry_hash.entryslotid = xc_hash_fold(
    1195                 compiler->new_entry.file_inode
    1196                 ? (xc_hash_value_t) HASH(compiler->new_entry.file_device + compiler->new_entry.file_inode)
    1197                 : basename_hash_value
    1198                 , &xc_php_hentry);
    1199     }
    1200 
    1201     compiler->new_entry.filepath  = NULL;
    1202     compiler->new_entry.dirpath   = NULL;
    1203 #ifdef IS_UNICODE
    1204     compiler->new_entry.ufilepath = NULL;
    1205     compiler->new_entry.udirpath  = NULL;
    1206 #endif
    1207 
    1208     return SUCCESS;
    1209 }
    1210 /* }}} */
    1211 static inline xc_hash_value_t xc_php_hash_md5(xc_entry_data_php_t *php TSRMLS_DC) /* {{{ */
    1212 {
    1213     return HASH_STR_S(php->md5.digest, sizeof(php->md5.digest));
    1214 }
    1215 /* }}} */
    1216 static int xc_entry_data_php_init_md5(xc_cache_t *cache, xc_compiler_t *compiler TSRMLS_DC) /* {{{ */
    1217 {
    1218     unsigned char   buf[1024];
    1219     PHP_MD5_CTX     context;
    1220     int             n;
    1221     php_stream     *stream;
    1222     ulong           old_rsid = EG(regular_list).nNextFreeElement;
    1223 
    1224     stream = php_stream_open_wrapper((char *) compiler->filename, "rb", USE_PATH | REPORT_ERRORS | ENFORCE_SAFE_MODE | STREAM_DISABLE_OPEN_BASEDIR, NULL);
    1225     if (!stream) {
    1226         return FAILURE;
    1227     }
    1228 
    1229     PHP_MD5Init(&context);
    1230     while ((n = php_stream_read(stream, (char *) buf, sizeof(buf))) > 0) {
    1231         PHP_MD5Update(&context, buf, n);
    1232     }
    1233     PHP_MD5Final((unsigned char *) compiler->new_php.md5.digest, &context);
    1234 
    1235     php_stream_close(stream);
    1236     if (EG(regular_list).nNextFreeElement == old_rsid + 1) {
    1237         EG(regular_list).nNextFreeElement = old_rsid;
    1238     }
    1239 
    1240     if (n < 0) {
    1241         return FAILURE;
    1242     }
    1243 
    1244     compiler->new_php.hvalue = (xc_php_hash_md5(&compiler->new_php TSRMLS_CC) & cache->hphp->mask);
    1245 #ifdef XCACHE_DEBUG
    1246     {
    1247         char md5str[33];
    1248         make_digest(md5str, (unsigned char *) compiler->new_php.md5.digest);
    1249         TRACE("md5 %s", md5str);
    1250     }
    1251 #endif
    1252 
    1253     return SUCCESS;
    1254 }
    1255 /* }}} */
    1256 static void xc_entry_php_init(xc_entry_php_t *entry_php, const char *filepath TSRMLS_DC) /* {{{*/
    1257 {
    1258     entry_php->filepath     = ZEND_24((char *), NOTHING) filepath;
    1259     entry_php->filepath_len = strlen(entry_php->filepath);
    1260     entry_php->dirpath      = estrndup(entry_php->filepath, entry_php->filepath_len);
    1261     entry_php->dirpath_len  = zend_dirname(entry_php->dirpath, entry_php->filepath_len);
    1262 #ifdef IS_UNICODE
    1263     zend_string_to_unicode(ZEND_U_CONVERTER(UG(runtime_encoding_conv)), &entry_php->ufilepath, &entry_php->ufilepath_len, entry_php->filepath, entry_php->filepath_len TSRMLS_CC);
    1264     zend_string_to_unicode(ZEND_U_CONVERTER(UG(runtime_encoding_conv)), &entry_php->udirpath,  &entry_php->udirpath_len,  entry_php->dirpath,  entry_php->dirpath_len TSRMLS_CC);
    1265 #endif
    1266 }
    1267 /* }}} */
    1268 #ifndef ZEND_COMPILE_DELAYED_BINDING
    1269 static void xc_cache_early_binding_class_cb(zend_op *opline, int oplineno, void *data TSRMLS_DC) /* {{{ */
    1270 {
    1271     char *class_name;
    1272     zend_uint i;
    1273     int class_len;
    1274     xc_cest_t cest;
    1275     xc_entry_data_php_t *php = (xc_entry_data_php_t *) data;
    1276 
    1277     class_name = Z_OP_CONSTANT(opline->op1).value.str.val;
    1278     class_len  = Z_OP_CONSTANT(opline->op1).value.str.len;
    1279     if (zend_hash_find(CG(class_table), class_name, class_len, (void **) &cest) == FAILURE) {
    1280         assert(0);
    1281     }
    1282     TRACE("got ZEND_DECLARE_INHERITED_CLASS: %s", class_name + 1);
    1283     /* let's see which class */
    1284     for (i = 0; i < php->classinfo_cnt; i ++) {
    1285         if (memcmp(ZSTR_S(php->classinfos[i].key), class_name, class_len) == 0) {
    1286             php->classinfos[i].oplineno = oplineno;
    1287             php->have_early_binding = 1;
    1288             break;
    1289         }
    1290     }
    1291 
    1292     if (i == php->classinfo_cnt) {
    1293         assert(0);
    1294     }
    1295 }
    1296 /* }}} */
    1297 #endif
    1298 
    1299 /* {{{ Constant Usage */
    1300 #ifdef ZEND_ENGINE_2_4
    1301 #   define xcache_literal_is_dir  1
    1302 #   define xcache_literal_is_file 2
    1303 #else
    1304 #   define xcache_op1_is_file 1
    1305 #   define xcache_op1_is_dir  2
    1306 #   define xcache_op2_is_file 4
    1307 #   define xcache_op2_is_dir  8
    1308 #endif
    1309 typedef struct {
    1310     zend_bool filepath_used;
    1311     zend_bool dirpath_used;
    1312     zend_bool ufilepath_used;
    1313     zend_bool udirpath_used;
    1314 } xc_const_usage_t;
    1315 /* }}} */
    1316 static void xc_collect_op_array_info(xc_compiler_t *compiler, xc_const_usage_t *usage, xc_op_array_info_t *op_array_info, zend_op_array *op_array TSRMLS_DC) /* {{{ */
    1317 {
    1318 #ifdef ZEND_ENGINE_2_4
    1319     int literalindex;
    1320 #else
    1321     zend_uint oplinenum;
    1322 #endif
    1323     xc_vector_t details;
    1324 
    1325     xc_vector_init(xc_op_array_info_detail_t, &details);
    1326 
    1327 #define XCACHE_ANALYZE_LITERAL(type) \
    1328     if (zend_binary_strcmp(Z_STRVAL(literal->constant), Z_STRLEN(literal->constant), compiler->new_entry.type##path, compiler->new_entry.type##path_len) == 0) { \
    1329         usage->type##path_used = 1; \
    1330         literalinfo |= xcache_##literal##_is_##type; \
    1331     }
    1332 
    1333 #define XCACHE_U_ANALYZE_LITERAL(type) \
    1334     if (zend_u_##binary_strcmp(Z_USTRVAL(literal->constant), Z_USTRLEN(literal->constant), compiler->new_entry.u##type##path, compiler->new_entry.u##type##path_len) == 0) { \
    1335         usage->u##type##path_used = 1; \
    1336         literalinfo |= xcache_##literal##_is_##type; \
    1337     }
    1338 
    1339 #define XCACHE_ANALYZE_OP(type, op) \
    1340     if (zend_binary_strcmp(Z_STRVAL(Z_OP_CONSTANT(opline->op)), Z_STRLEN(Z_OP_CONSTANT(opline->op)), compiler->new_entry.type##path, compiler->new_entry.type##path_len) == 0) { \
    1341         usage->type##path_used = 1; \
    1342         oplineinfo |= xcache_##op##_is_##type; \
    1343     }
    1344 
    1345 #define XCACHE_U_ANALYZE_OP(type, op) \
    1346     if (zend_u_##binary_strcmp(Z_USTRVAL(Z_OP_CONSTANT(opline->op)), Z_USTRLEN(Z_OP_CONSTANT(opline->op)), compiler->new_entry.u##type##path, compiler->new_entry.u##type##path_len) == 0) { \
    1347         usage->u##type##path_used = 1; \
    1348         oplineinfo |= xcache_##op##_is_##type; \
    1349     }
    1350 
    1351 #ifdef ZEND_ENGINE_2_4
    1352     for (literalindex = 0; literalindex < op_array->last_literal; literalindex++) {
    1353         zend_literal *literal = &op_array->literals[literalindex];
    1354         zend_uint literalinfo = 0;
    1355         if (Z_TYPE(literal->constant) == IS_STRING) {
    1356             XCACHE_ANALYZE_LITERAL(file)
    1357             else XCACHE_ANALYZE_LITERAL(dir)
    1358         }
    1359 #ifdef IS_UNICODE
    1360         else if (Z_TYPE(literal->constant) == IS_UNICODE) {
    1361             XCACHE_U_ANALYZE_LITERAL(file)
    1362             else XCACHE_U_ANALYZE_LITERAL(dir)
    1363         }
    1364 #endif
    1365         if (literalinfo) {
    1366             xc_op_array_info_detail_t detail;
    1367             detail.index = literalindex;
    1368             detail.info  = literalinfo;
    1369             xc_vector_add(xc_op_array_info_detail_t, &details, detail);
    1370         }
    1371     }
    1372 
    1373     op_array_info->literalinfo_cnt = details.cnt;
    1374     op_array_info->literalinfos    = xc_vector_detach(xc_op_array_info_detail_t, &details);
    1375 #else /* ZEND_ENGINE_2_4 */
    1376     for (oplinenum = 0; oplinenum < op_array->last; oplinenum++) {
    1377         zend_op *opline = &op_array->opcodes[oplinenum];
    1378         zend_uint oplineinfo = 0;
    1379         if (Z_OP_TYPE(opline->op1) == IS_CONST) {
    1380             if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_STRING) {
    1381                 XCACHE_ANALYZE_OP(file, op1)
    1382                 else XCACHE_ANALYZE_OP(dir, op1)
    1383             }
    1384 #ifdef IS_UNICODE
    1385             else if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_UNICODE) {
    1386                 XCACHE_U_ANALYZE_OP(file, op1)
    1387                 else XCACHE_U_ANALYZE_OP(dir, op1)
    1388             }
    1389 #endif
    1390         }
    1391 
    1392         if (Z_OP_TYPE(opline->op2) == IS_CONST) {
    1393             if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_STRING) {
    1394                 XCACHE_ANALYZE_OP(file, op2)
    1395                 else XCACHE_ANALYZE_OP(dir, op2)
    1396             }
    1397 #ifdef IS_UNICODE
    1398             else if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_UNICODE) {
    1399                 XCACHE_U_ANALYZE_OP(file, op2)
    1400                 else XCACHE_U_ANALYZE_OP(dir, op2)
    1401             }
    1402 #endif
    1403         }
    1404 
    1405         if (oplineinfo) {
    1406             xc_op_array_info_detail_t detail;
    1407             detail.index = oplinenum;
    1408             detail.info  = oplineinfo;
    1409             xc_vector_add(xc_op_array_info_detail_t, &details, detail);
    1410         }
    1411     }
    1412 
    1413     op_array_info->oplineinfo_cnt = details.cnt;
    1414     op_array_info->oplineinfos    = xc_vector_detach(xc_op_array_info_detail_t, &details);
    1415 #endif /* ZEND_ENGINE_2_4 */
    1416     xc_vector_free(xc_op_array_info_detail_t, &details);
    1417 }
    1418 /* }}} */
    1419 void xc_fix_op_array_info(const xc_entry_php_t *entry_php, const xc_entry_data_php_t *php, zend_op_array *op_array, int shallow_copy, const xc_op_array_info_t *op_array_info TSRMLS_DC) /* {{{ */
    1420 {
    1421 #ifdef ZEND_ENGINE_2_4
    1422     zend_uint literalinfoindex;
    1423 
    1424     for (literalinfoindex = 0; literalinfoindex < op_array_info->literalinfo_cnt; ++literalinfoindex) {
    1425         int literalindex = op_array_info->literalinfos[literalinfoindex].index;
    1426         int literalinfo = op_array_info->literalinfos[literalinfoindex].info;
    1427         zend_literal *literal = &op_array->literals[literalindex];
    1428         if ((literalinfo & xcache_literal_is_file)) {
    1429             if (!shallow_copy) {
    1430                 efree(Z_STRVAL(literal->constant));
    1431             }
    1432             if (Z_TYPE(literal->constant) == IS_STRING) {
    1433                 assert(entry_php->filepath);
    1434                 ZVAL_STRINGL(&literal->constant, entry_php->filepath, entry_php->filepath_len, !shallow_copy);
    1435                 TRACE("restored literal constant: %s", entry_php->filepath);
    1436             }
    1437 #ifdef IS_UNICODE
    1438             else if (Z_TYPE(literal->constant) == IS_UNICODE) {
    1439                 assert(entry_php->ufilepath);
    1440                 ZVAL_UNICODEL(&literal->constant, entry_php->ufilepath, entry_php->ufilepath_len, !shallow_copy);
    1441             }
    1442 #endif
    1443             else {
    1444                 assert(0);
    1445             }
    1446         }
    1447         else if ((literalinfo & xcache_literal_is_dir)) {
    1448             if (!shallow_copy) {
    1449                 efree(Z_STRVAL(literal->constant));
    1450             }
    1451             if (Z_TYPE(literal->constant) == IS_STRING) {
    1452                 assert(entry_php->dirpath);
    1453                 TRACE("restored literal constant: %s", entry_php->dirpath);
    1454                 ZVAL_STRINGL(&literal->constant, entry_php->dirpath, entry_php->dirpath_len, !shallow_copy);
    1455             }
    1456 #ifdef IS_UNICODE
    1457             else if (Z_TYPE(literal->constant) == IS_UNICODE) {
    1458                 assert(!entry_php->udirpath);
    1459                 ZVAL_UNICODEL(&literal->constant, entry_php->udirpath, entry_php->udirpath_len, !shallow_copy);
    1460             }
    1461 #endif
    1462             else {
    1463                 assert(0);
    1464             }
    1465         }
    1466     }
    1467 #else /* ZEND_ENGINE_2_4 */
    1468     zend_uint oplinenum;
    1469 
    1470     for (oplinenum = 0; oplinenum < op_array_info->oplineinfo_cnt; ++oplinenum) {
    1471         int oplineindex = op_array_info->oplineinfos[oplinenum].index;
    1472         int oplineinfo = op_array_info->oplineinfos[oplinenum].info;
    1473         zend_op *opline = &op_array->opcodes[oplineindex];
    1474         if ((oplineinfo & xcache_op1_is_file)) {
    1475             assert(Z_OP_TYPE(opline->op1) == IS_CONST);
    1476             if (!shallow_copy) {
    1477                 efree(Z_STRVAL(Z_OP_CONSTANT(opline->op1)));
    1478             }
    1479             if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_STRING) {
    1480                 assert(entry_php->filepath);
    1481                 ZVAL_STRINGL(&Z_OP_CONSTANT(opline->op1), entry_php->filepath, entry_php->filepath_len, !shallow_copy);
    1482                 TRACE("restored op1 constant: %s", entry_php->filepath);
    1483             }
    1484 #ifdef IS_UNICODE
    1485             else if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_UNICODE) {
    1486                 assert(entry_php->ufilepath);
    1487                 ZVAL_UNICODEL(&Z_OP_CONSTANT(opline->op1), entry_php->ufilepath, entry_php->ufilepath_len, !shallow_copy);
    1488             }
    1489 #endif
    1490             else {
    1491                 assert(0);
    1492             }
    1493         }
    1494         else if ((oplineinfo & xcache_op1_is_dir)) {
    1495             assert(Z_OP_TYPE(opline->op1) == IS_CONST);
    1496             if (!shallow_copy) {
    1497                 efree(Z_STRVAL(Z_OP_CONSTANT(opline->op1)));
    1498             }
    1499             if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_STRING) {
    1500                 assert(entry_php->dirpath);
    1501                 TRACE("restored op1 constant: %s", entry_php->dirpath);
    1502                 ZVAL_STRINGL(&Z_OP_CONSTANT(opline->op1), entry_php->dirpath, entry_php->dirpath_len, !shallow_copy);
    1503             }
    1504 #ifdef IS_UNICODE
    1505             else if (Z_TYPE(Z_OP_CONSTANT(opline->op1)) == IS_UNICODE) {
    1506                 assert(!entry_php->udirpath);
    1507                 ZVAL_UNICODEL(&Z_OP_CONSTANT(opline->op1), entry_php->udirpath, entry_php->udirpath_len, !shallow_copy);
    1508             }
    1509 #endif
    1510             else {
    1511                 assert(0);
    1512             }
    1513         }
    1514 
    1515         if ((oplineinfo & xcache_op2_is_file)) {
    1516             assert(Z_OP_TYPE(opline->op2) == IS_CONST);
    1517             if (!shallow_copy) {
    1518                 efree(Z_STRVAL(Z_OP_CONSTANT(opline->op2)));
    1519             }
    1520             if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_STRING) {
    1521                 assert(entry_php->filepath);
    1522                 TRACE("restored op2 constant: %s", entry_php->filepath);
    1523                 ZVAL_STRINGL(&Z_OP_CONSTANT(opline->op2), entry_php->filepath, entry_php->filepath_len, !shallow_copy);
    1524             }
    1525 #ifdef IS_UNICODE
    1526             else if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_UNICODE) {
    1527                 assert(entry_php->ufilepath);
    1528                 ZVAL_UNICODEL(&Z_OP_CONSTANT(opline->op2), entry_php->ufilepath, entry_php->ufilepath_len, !shallow_copy);
    1529             }
    1530 #endif
    1531             else {
    1532                 assert(0);
    1533             }
    1534         }
    1535         else if ((oplineinfo & xcache_op2_is_dir)) {
    1536             assert(Z_OP_TYPE(opline->op2) == IS_CONST);
    1537             if (!shallow_copy) {
    1538                 efree(Z_STRVAL(Z_OP_CONSTANT(opline->op2)));
    1539             }
    1540             if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_STRING) {
    1541                 assert(entry_php->dirpath);
    1542                 TRACE("restored op2 constant: %s", entry_php->dirpath);
    1543                 ZVAL_STRINGL(&Z_OP_CONSTANT(opline->op2), entry_php->dirpath, entry_php->dirpath_len, !shallow_copy);
    1544             }
    1545 #ifdef IS_UNICODE
    1546             else if (Z_TYPE(Z_OP_CONSTANT(opline->op2)) == IS_UNICODE) {
    1547                 assert(entry_php->udirpath);
    1548                 ZVAL_UNICODEL(&Z_OP_CONSTANT(opline->op2), entry_php->udirpath, entry_php->udirpath_len, !shallow_copy);
    1549             }
    1550 #endif
    1551             else {
    1552                 assert(0);
    1553             }
    1554         }
    1555     }
    1556 #endif /* ZEND_ENGINE_2_4 */
    1557 }
    1558 /* }}} */
    1559 static void xc_free_op_array_info(xc_op_array_info_t *op_array_info TSRMLS_DC) /* {{{ */
    1560 {
    1561 #ifdef ZEND_ENGINE_2_4
    1562     if (op_array_info->literalinfos) {
    1563         efree(op_array_info->literalinfos);
    1564     }
    1565 #else
    1566     if (op_array_info->oplineinfos) {
    1567         efree(op_array_info->oplineinfos);
    1568     }
    1569 #endif
    1570 }
    1571 /* }}} */
    1572 static void xc_free_php(xc_entry_data_php_t *php TSRMLS_DC) /* {{{ */
    1573 {
    1574     zend_uint i;
    1575     if (php->classinfos) {
    1576         for (i = 0; i < php->classinfo_cnt; i ++) {
    1577             xc_classinfo_t *classinfo = &php->classinfos[i];
    1578             zend_uint j;
    1579 
    1580             for (j = 0; j < classinfo->methodinfo_cnt; j ++) {
    1581                 xc_free_op_array_info(&classinfo->methodinfos[j] TSRMLS_CC);
    1582             }
    1583 
    1584             if (classinfo->methodinfos) {
    1585                 efree(classinfo->methodinfos);
    1586             }
    1587         }
    1588     }
    1589     if (php->funcinfos) {
    1590         for (i = 0; i < php->funcinfo_cnt; i ++) {
    1591             xc_free_op_array_info(&php->funcinfos[i].op_array_info TSRMLS_CC);
    1592         }
    1593     }
    1594     xc_free_op_array_info(&php->op_array_info TSRMLS_CC);
    1595 
    1596 #define X_FREE(var) do {\
    1597     if (php->var) { \
    1598         efree(php->var); \
    1599     } \
    1600 } while (0)
    1601 
    1602 #ifdef ZEND_ENGINE_2_1
    1603     X_FREE(autoglobals);
    1604 #endif
    1605     X_FREE(classinfos);
    1606     X_FREE(funcinfos);
    1607 #ifdef HAVE_XCACHE_CONSTANT
    1608     X_FREE(constinfos);
    1609 #endif
    1610 #undef X_FREE
    1611 }
    1612 /* }}} */
    1613 static void xc_compile_php(xc_compiler_t *compiler, zend_file_handle *h, int type TSRMLS_DC) /* {{{ */
    1614 {
    1615     zend_uint old_constinfo_cnt, old_funcinfo_cnt, old_classinfo_cnt;
    1616     zend_bool catched = 0;
    1617 
    1618     /* {{{ compile */
    1619     TRACE("compiling %s", h->opened_path ? h->opened_path : h->filename);
    1620 
    1621     old_classinfo_cnt = zend_hash_num_elements(CG(class_table));
    1622     old_funcinfo_cnt  = zend_hash_num_elements(CG(function_table));
    1623     old_constinfo_cnt = zend_hash_num_elements(EG(zend_constants));
    1624 
    1625     zend_try {
    1626         compiler->new_php.op_array = old_compile_file(h, type TSRMLS_CC);
    1627     } zend_catch {
    1628         catched = 1;
    1629     } zend_end_try();
    1630 
    1631     if (catched) {
    1632         goto err_bailout;
    1633     }
    1634 
    1635     if (compiler->new_php.op_array == NULL) {
    1636         goto err_op_array;
    1637     }
    1638 
    1639     if (!XG(initial_compile_file_called)) {
    1640         TRACE("%s", "!initial_compile_file_called, give up");
    1641         return;
    1642     }
    1643 
    1644     /* }}} */
    1645     /* {{{ prepare */
    1646     zend_restore_compiled_filename(h->opened_path ? h->opened_path : (char *) h->filename TSRMLS_CC);
    1647 
    1648 #ifdef HAVE_XCACHE_CONSTANT
    1649     compiler->new_php.constinfo_cnt  = zend_hash_num_elements(EG(zend_constants)) - old_constinfo_cnt;
    1650 #endif
    1651     compiler->new_php.funcinfo_cnt   = zend_hash_num_elements(CG(function_table)) - old_funcinfo_cnt;
    1652     compiler->new_php.classinfo_cnt  = zend_hash_num_elements(CG(class_table))    - old_classinfo_cnt;
    1653 #ifdef ZEND_ENGINE_2_1
    1654     /* {{{ count new_php.autoglobal_cnt */ {
    1655         Bucket *b;
    1656 
    1657         compiler->new_php.autoglobal_cnt = 0;
    1658         for (b = CG(auto_globals)->pListHead; b != NULL; b = b->pListNext) {
    1659             zend_auto_global *auto_global = (zend_auto_global *) b->pData;
    1660             /* check if actived */
    1661             if (auto_global->auto_global_callback && !auto_global->armed) {
    1662                 compiler->new_php.autoglobal_cnt ++;
    1663             }
    1664         }
    1665     }
    1666     /* }}} */
    1667 #endif
    1668 
    1669 #define X_ALLOC_N(var, cnt) do {     \
    1670     if (compiler->new_php.cnt) {                  \
    1671         ECALLOC_N(compiler->new_php.var, compiler->new_php.cnt); \
    1672         if (!compiler->new_php.var) {             \
    1673             goto err_alloc;          \
    1674         }                            \
    1675     }                                \
    1676     else {                           \
    1677         compiler->new_php.var = NULL;             \
    1678     }                                \
    1679 } while (0)
    1680 
    1681 #ifdef HAVE_XCACHE_CONSTANT
    1682     X_ALLOC_N(constinfos,  constinfo_cnt);
    1683 #endif
    1684     X_ALLOC_N(funcinfos,   funcinfo_cnt);
    1685     X_ALLOC_N(classinfos,  classinfo_cnt);
    1686 #ifdef ZEND_ENGINE_2_1
    1687     X_ALLOC_N(autoglobals, autoglobal_cnt);
    1688 #endif
    1689 #undef X_ALLOC
    1690     /* }}} */
    1691 
    1692     /* {{{ shallow copy, pointers only */ {
    1693         Bucket *b;
    1694         zend_uint i;
    1695         zend_uint j;
    1696 
    1697 #define COPY_H(vartype, var, cnt, name, datatype) do {        \
    1698     for (i = 0, j = 0; b; i ++, b = b->pListNext) {           \
    1699         vartype *data = &compiler->new_php.var[j];                         \
    1700                                                               \
    1701         if (i < old_##cnt) {                                  \
    1702             continue;                                         \
    1703         }                                                     \
    1704         j ++;                                                 \
    1705                                                               \
    1706         assert(i < old_##cnt + compiler->new_php.cnt);                     \
    1707         assert(b->pData);                                     \
    1708         memcpy(&data->name, b->pData, sizeof(datatype));      \
    1709         UNISW(NOTHING, data->type = b->key.type;)             \
    1710         if (UNISW(1, b->key.type == IS_STRING)) {             \
    1711             ZSTR_S(data->key)      = BUCKET_KEY_S(b);         \
    1712         }                                                     \
    1713         else {                                                \
    1714             ZSTR_U(data->key)      = BUCKET_KEY_U(b);         \
    1715         }                                                     \
    1716         data->key_size   = b->nKeyLength;                     \
    1717         data->h          = b->h;                              \
    1718     }                                                         \
    1719 } while(0)
    1720 
    1721 #ifdef HAVE_XCACHE_CONSTANT
    1722         b = EG(zend_constants)->pListHead; COPY_H(xc_constinfo_t, constinfos, constinfo_cnt, constant, zend_constant);
    1723 #endif
    1724         b = CG(function_table)->pListHead; COPY_H(xc_funcinfo_t,  funcinfos,  funcinfo_cnt,  func,     zend_function);
    1725         b = CG(class_table)->pListHead;    COPY_H(xc_classinfo_t, classinfos, classinfo_cnt, cest,     xc_cest_t);
    1726 
    1727 #undef COPY_H
    1728 
    1729         /* for ZE1, cest need to be fixed inside store */
    1730 
    1731 #ifdef ZEND_ENGINE_2_1
    1732         /* scan for acatived auto globals */
    1733         i = 0;
    1734         for (b = CG(auto_globals)->pListHead; b != NULL; b = b->pListNext) {
    1735             zend_auto_global *auto_global = (zend_auto_global *) b->pData;
    1736             /* check if actived */
    1737             if (auto_global->auto_global_callback && !auto_global->armed) {
    1738                 xc_autoglobal_t *data = &compiler->new_php.autoglobals[i];
    1739 
    1740                 assert(i < compiler->new_php.autoglobal_cnt);
    1741                 i ++;
    1742                 UNISW(NOTHING, data->type = b->key.type;)
    1743                 if (UNISW(1, b->key.type == IS_STRING)) {
    1744                     ZSTR_S(data->key)     = BUCKET_KEY_S(b);
    1745                 }
    1746                 else {
    1747                     ZSTR_U(data->key)     = BUCKET_KEY_U(b);
    1748                 }
    1749                 data->key_len = b->nKeyLength - 1;
    1750                 data->h       = b->h;
    1751             }
    1752         }
    1753 #endif
    1754     }
    1755     /* }}} */
    1756 
    1757     /* {{{ collect info for file/dir path */ {
    1758         Bucket *b;
    1759         xc_const_usage_t const_usage;
    1760         unsigned int i;
    1761 
    1762         xc_entry_php_init(&compiler->new_entry, zend_get_compiled_filename(TSRMLS_C) TSRMLS_CC);
    1763         memset(&const_usage, 0, sizeof(const_usage));
    1764 
    1765         for (i = 0; i < compiler->new_php.classinfo_cnt; i ++) {
    1766             xc_classinfo_t *classinfo = &compiler->new_php.classinfos[i];
    1767             zend_class_entry *ce = CestToCePtr(classinfo->cest);
    1768             classinfo->methodinfo_cnt = ce->function_table.nTableSize;
    1769             if (classinfo->methodinfo_cnt) {
    1770                 int j;
    1771 
    1772                 ECALLOC_N(classinfo->methodinfos, classinfo->methodinfo_cnt);
    1773                 if (!classinfo->methodinfos) {
    1774                     goto err_alloc;
    1775                 }
    1776 
    1777                 for (j = 0, b = ce->function_table.pListHead; b; j ++, b = b->pListNext) {
    1778                     xc_collect_op_array_info(compiler, &const_usage, &classinfo->methodinfos[j], (zend_op_array *) b->pData TSRMLS_CC);
    1779                 }
    1780             }
    1781             else {
    1782                 classinfo->methodinfos = NULL;
    1783             }
    1784         }
    1785 
    1786         for (i = 0; i < compiler->new_php.funcinfo_cnt; i ++) {
    1787             xc_collect_op_array_info(compiler, &const_usage, &compiler->new_php.funcinfos[i].op_array_info, (zend_op_array *) &compiler->new_php.funcinfos[i].func TSRMLS_CC);
    1788         }
    1789 
    1790         xc_collect_op_array_info(compiler, &const_usage, &compiler->new_php.op_array_info, compiler->new_php.op_array TSRMLS_CC);
    1791 
    1792         /* file/dir path free unused */
    1793 #define X_FREE_UNUSED(var) \
    1794         if (!const_usage.var##path_used) { \
    1795             efree(compiler->new_entry.var##path); \
    1796             compiler->new_entry.var##path = NULL; \
    1797             compiler->new_entry.var##path_len = 0; \
    1798         }
    1799         /* filepath is required to restore op_array->filename, so no free filepath here */
    1800         X_FREE_UNUSED(dir)
    1801 #ifdef IS_UNICODE
    1802         X_FREE_UNUSED(ufile)
    1803         X_FREE_UNUSED(udir)
    1804 #endif
    1805 #undef X_FREE_UNUSED
    1806     }
    1807     /* }}} */
    1808 #ifdef XCACHE_ERROR_CACHING
    1809     compiler->new_php.compilererrors = xc_sandbox_compilererrors(TSRMLS_C);
    1810     compiler->new_php.compilererror_cnt = xc_sandbox_compilererror_cnt(TSRMLS_C);
    1811 #endif
    1812 #ifndef ZEND_COMPILE_DELAYED_BINDING
    1813     /* {{{ find inherited classes that should be early-binding */
    1814     compiler->new_php.have_early_binding = 0;
    1815     {
    1816         zend_uint i;
    1817         for (i = 0; i < compiler->new_php.classinfo_cnt; i ++) {
    1818             compiler->new_php.classinfos[i].oplineno = -1;
    1819         }
    1820     }
    1821 
    1822     xc_undo_pass_two(compiler->new_php.op_array TSRMLS_CC);
    1823     xc_foreach_early_binding_class(compiler->new_php.op_array, xc_cache_early_binding_class_cb, (void *) &compiler->new_php TSRMLS_CC);
    1824     xc_redo_pass_two(compiler->new_php.op_array TSRMLS_CC);
    1825     /* }}} */
    1826 #endif
    1827 
    1828     return;
    1829 
    1830 err_alloc:
    1831     xc_free_php(&compiler->new_php TSRMLS_CC);
    1832 
    1833 err_bailout:
    1834 err_op_array:
    1835 
    1836     if (catched) {
    1837         zend_bailout();
    1838     }
    1839 }
    1840 /* }}} */
    1841 static zend_op_array *xc_compile_restore(xc_entry_php_t *stored_entry, xc_entry_data_php_t *stored_php TSRMLS_DC) /* {{{ */
    1842 {
    1843     zend_op_array *op_array;
    1844     xc_entry_php_t restored_entry;
    1845     xc_entry_data_php_t restored_php;
    1846     zend_bool catched;
    1847     zend_uint i;
    1848 
    1849     /* still needed because in zend_language_scanner.l, require()/include() check file_handle.handle.stream.handle */
    1850     i = 1;
    1851     zend_hash_add(&EG(included_files), stored_entry->entry.name.str.val, stored_entry->entry.name.str.len + 1, (void *)&i, sizeof(int), NULL);
    1852 
    1853     CG(in_compilation)    = 1;
    1854     CG(compiled_filename) = stored_entry->entry.name.str.val;
    1855     CG(zend_lineno)       = 0;
    1856     TRACE("restoring %d:%s", stored_entry->file_inode, stored_entry->entry.name.str.val);
    1857     xc_processor_restore_xc_entry_php_t(&restored_entry, stored_entry TSRMLS_CC);
    1858     xc_processor_restore_xc_entry_data_php_t(stored_entry, &restored_php, stored_php, xc_readonly_protection TSRMLS_CC);
    1859     restored_entry.php = &restored_php;
    1860 #ifdef SHOW_DPRINT
    1861     xc_dprint(&restored_entry, 0 TSRMLS_CC);
    1862 #endif
    1863 
    1864     catched = 0;
    1865     zend_try {
    1866         op_array = xc_entry_install(&restored_entry TSRMLS_CC);
    1867     } zend_catch {
    1868         catched = 1;
    1869     } zend_end_try();
    1870 
    1871 #ifdef HAVE_XCACHE_CONSTANT
    1872     if (restored_php.constinfos) {
    1873         efree(restored_php.constinfos);
    1874     }
    1875 #endif
    1876     if (restored_php.funcinfos) {
    1877         efree(restored_php.funcinfos);
    1878     }
    1879     if (restored_php.classinfos) {
    1880         efree(restored_php.classinfos);
    1881     }
    1882 
    1883     if (catched) {
    1884         zend_bailout();
    1885     }
    1886     CG(in_compilation)    = 0;
    1887     CG(compiled_filename) = NULL;
    1888     TRACE("restored %d:%s", stored_entry->file_inode, stored_entry->entry.name.str.val);
    1889     return op_array;
    1890 }
    1891 /* }}} */
     47/* }}} */
     48
    189249static zend_op_array *xc_check_initial_compile_file(zend_file_handle *h, int type TSRMLS_DC) /* {{{ */
    189350{
    189451    XG(initial_compile_file_called) = 1;
    1895     return origin_compile_file(h, type TSRMLS_CC);
    1896 }
    1897 /* }}} */
    1898 typedef struct xc_sandboxed_compiler_t { /* {{{ */
    1899     xc_compiler_t *compiler;
    1900     /* input */
    1901     zend_file_handle *h;
    1902     int type;
    1903 
    1904     /* sandbox output */
    1905     xc_entry_php_t *stored_entry;
    1906     xc_entry_data_php_t *stored_php;
    1907 } xc_sandboxed_compiler_t; /* {{{ */
    1908 
    1909 static zend_op_array *xc_compile_file_sandboxed(void *data TSRMLS_DC) /* {{{ */
    1910 {
    1911     xc_sandboxed_compiler_t *sandboxed_compiler = (xc_sandboxed_compiler_t *) data;
    1912     xc_compiler_t *compiler = sandboxed_compiler->compiler;
    1913     zend_bool catched = 0;
    1914     xc_cache_t *cache = xc_php_caches[compiler->entry_hash.cacheid];
    1915     xc_entry_php_t *stored_entry;
    1916     xc_entry_data_php_t *stored_php;
    1917 
    1918     /* {{{ compile */
    1919     /* make compile inside sandbox */
    1920 #ifdef HAVE_XCACHE_CONSTANT
    1921     compiler->new_php.constinfos  = NULL;
    1922 #endif
    1923     compiler->new_php.funcinfos   = NULL;
    1924     compiler->new_php.classinfos  = NULL;
    1925 #ifdef ZEND_ENGINE_2_1
    1926     compiler->new_php.autoglobals = NULL;
    1927 #endif
    1928     memset(&compiler->new_php.op_array_info, 0, sizeof(compiler->new_php.op_array_info));
    1929 
    1930     XG(initial_compile_file_called) = 0;
    1931     zend_try {
    1932         compiler->new_php.op_array = NULL;
    1933         xc_compile_php(compiler, sandboxed_compiler->h, sandboxed_compiler->type TSRMLS_CC);
    1934     } zend_catch {
    1935         catched = 1;
    1936     } zend_end_try();
    1937 
    1938     if (catched
    1939      || !compiler->new_php.op_array /* possible ? */
    1940      || !XG(initial_compile_file_called)) {
    1941         goto err_aftersandbox;
    1942     }
    1943 
    1944     /* }}} */
    1945 #ifdef SHOW_DPRINT
    1946     compiler->new_entry.php = &compiler->new_php;
    1947     xc_dprint(&compiler->new_entry, 0 TSRMLS_CC);
    1948 #endif
    1949 
    1950     stored_entry = NULL;
    1951     stored_php = NULL;
    1952     ENTER_LOCK_EX(cache) { /* {{{ php_store/entry_store */
    1953         /* php_store */
    1954         stored_php = xc_php_store_unlocked(cache, &compiler->new_php TSRMLS_CC);
    1955         if (!stored_php) {
    1956             /* error */
    1957             break;
    1958         }
    1959         /* entry_store */
    1960         compiler->new_entry.php = stored_php;
    1961         stored_entry = xc_entry_php_store_unlocked(cache, compiler->entry_hash.entryslotid, &compiler->new_entry TSRMLS_CC);
    1962         if (stored_entry) {
    1963             xc_php_addref_unlocked(stored_php);
    1964             TRACE(" cached %d:%s, holding", compiler->new_entry.file_inode, stored_entry->entry.name.str.val);
    1965             xc_entry_hold_php_unlocked(cache, stored_entry TSRMLS_CC);
    1966         }
    1967     } LEAVE_LOCK_EX(cache);
    1968     /* }}} */
    1969     TRACE("%s", stored_entry ? "stored" : "store failed");
    1970 
    1971     if (catched || !stored_php) {
    1972         goto err_aftersandbox;
    1973     }
    1974 
    1975     cache->compiling = 0;
    1976     xc_free_php(&compiler->new_php TSRMLS_CC);
    1977 
    1978     if (stored_entry) {
    1979         sandboxed_compiler->stored_entry = stored_entry;
    1980         sandboxed_compiler->stored_php = stored_php;
    1981         /* discard newly compiled result, restore from stored one */
    1982         if (compiler->new_php.op_array) {
    1983 #ifdef ZEND_ENGINE_2
    1984             destroy_op_array(compiler->new_php.op_array TSRMLS_CC);
    1985 #else
    1986             destroy_op_array(compiler->new_php.op_array);
    1987 #endif
    1988             efree(compiler->new_php.op_array);
    1989             compiler->new_php.op_array = NULL;
    1990         }
    1991         return NULL;
    1992     }
    1993     else {
    1994         return compiler->new_php.op_array;
    1995     }
    1996 
    1997 err_aftersandbox:
    1998     xc_free_php(&compiler->new_php TSRMLS_CC);
    1999 
    2000     cache->compiling = 0;
    2001     if (catched) {
    2002         cache->errors ++;
    2003         zend_bailout();
    2004     }
    2005     return compiler->new_php.op_array;
    2006 } /* }}} */
    2007 static zend_op_array *xc_compile_file_cached(xc_compiler_t *compiler, zend_file_handle *h, int type TSRMLS_DC) /* {{{ */
    2008 {
    2009     /*
    2010     if (clog) {
    2011         return old;
    2012     }
    2013 
    2014     if (cached_entry = getby entry_hash) {
    2015         php = cached_entry.php;
    2016         php = restore(php);
    2017         return php;
    2018     }
    2019     else {
    2020         if (!(php = getby md5)) {
    2021             if (clog) {
    2022                 return old;
    2023             }
    2024 
    2025             inside_sandbox {
    2026                 php = compile;
    2027                 entry = create entries[entry];
    2028             }
    2029         }
    2030 
    2031         entry.php = php;
    2032         return php;
    2033     }
    2034     */
    2035 
    2036     xc_entry_php_t *stored_entry;
    2037     xc_entry_data_php_t *stored_php;
    2038     zend_bool gaveup = 0;
    2039     zend_bool catched = 0;
    2040     zend_op_array *op_array;
    2041     xc_cache_t *cache = xc_php_caches[compiler->entry_hash.cacheid];
    2042     xc_sandboxed_compiler_t sandboxed_compiler;
    2043 
    2044     /* stale clogs precheck */
    2045     if (XG(request_time) - cache->compiling < 30) {
    2046         cache->clogs ++;
    2047         return old_compile_file(h, type TSRMLS_CC);
    2048     }
    2049 
    2050     /* {{{ entry_lookup/hit/md5_init/php_lookup */
    2051     stored_entry = NULL;
    2052     stored_php = NULL;
    2053 
    2054     ENTER_LOCK_EX(cache) {
    2055         if (!compiler->opened_path && xc_entry_resolve_path_unlocked(compiler, compiler->filename, &stored_entry TSRMLS_CC) == SUCCESS) {
    2056             compiler->opened_path = compiler->new_entry.entry.name.str.val;
    2057         }
    2058         else {
    2059             if (!compiler->opened_path && xc_entry_php_resolve_opened_path(compiler, NULL TSRMLS_CC) != SUCCESS) {
    2060                 gaveup = 1;
    2061                 break;
    2062             }
    2063 
    2064             /* finalize name */
    2065             compiler->new_entry.entry.name.str.val = (char *) compiler->opened_path;
    2066             compiler->new_entry.entry.name.str.len = strlen(compiler->new_entry.entry.name.str.val);
    2067 
    2068             stored_entry = (xc_entry_php_t *) xc_entry_find_unlocked(XC_TYPE_PHP, cache, compiler->entry_hash.entryslotid, (xc_entry_t *) &compiler->new_entry TSRMLS_CC);
    2069         }
    2070 
    2071         if (stored_entry) {
    2072             xc_cache_hit_unlocked(cache TSRMLS_CC);
    2073 
    2074             TRACE(" hit %d:%s, holding", compiler->new_entry.file_inode, stored_entry->entry.name.str.val);
    2075             xc_entry_hold_php_unlocked(cache, stored_entry TSRMLS_CC);
    2076             stored_php = stored_entry->php;
    2077             break;
    2078         }
    2079 
    2080         TRACE("miss entry %d:%s", compiler->new_entry.file_inode, compiler->new_entry.entry.name.str.val);
    2081 
    2082         if (xc_entry_data_php_init_md5(cache, compiler TSRMLS_CC) != SUCCESS) {
    2083             gaveup = 1;
    2084             break;
    2085         }
    2086 
    2087         stored_php = xc_php_find_unlocked(cache, &compiler->new_php TSRMLS_CC);
    2088 
    2089         if (stored_php) {
    2090             compiler->new_entry.php = stored_php;
    2091             xc_entry_php_init(&compiler->new_entry, compiler->opened_path TSRMLS_CC);
    2092             stored_entry = xc_entry_php_store_unlocked(cache, compiler->entry_hash.entryslotid, &compiler->new_entry TSRMLS_CC);
    2093             if (stored_entry) {
    2094                 xc_php_addref_unlocked(stored_php);
    2095                 TRACE(" cached %d:%s, holding", compiler->new_entry.file_inode, stored_entry->entry.name.str.val);
    2096                 xc_entry_hold_php_unlocked(cache, stored_entry TSRMLS_CC);
    2097             }
    2098             else {
    2099                 gaveup = 1;
    2100             }
    2101             break;
    2102         }
    2103 
    2104         if (XG(request_time) - cache->compiling < 30) {
    2105             TRACE("%s", "miss php, but compiling");
    2106             cache->clogs ++;
    2107             gaveup = 1;
    2108             break;
    2109         }
    2110 
    2111         TRACE("%s", "miss php, going to compile");
    2112         cache->compiling = XG(request_time);
    2113     } LEAVE_LOCK_EX(cache);
    2114 
    2115     if (catched) {
    2116         cache->compiling = 0;
    2117         zend_bailout();
    2118     }
    2119 
    2120     /* found entry */
    2121     if (stored_entry && stored_php) {
    2122         zend_llist_add_element(&CG(open_files), h);
    2123         return xc_compile_restore(stored_entry, stored_php TSRMLS_CC);
    2124     }
    2125 
    2126     /* gaveup */
    2127     if (gaveup) {
    2128         return old_compile_file(h, type TSRMLS_CC);
    2129     }
    2130     /* }}} */
    2131 
    2132     sandboxed_compiler.compiler = compiler;
    2133     sandboxed_compiler.h = h;
    2134     sandboxed_compiler.type = type;
    2135     sandboxed_compiler.stored_php = NULL;
    2136     sandboxed_compiler.stored_entry = NULL;
    2137     op_array = xc_sandbox(xc_compile_file_sandboxed, (void *) &sandboxed_compiler, h->opened_path ? h->opened_path : h->filename TSRMLS_CC);
    2138     if (sandboxed_compiler.stored_entry) {
    2139         return xc_compile_restore(sandboxed_compiler.stored_entry, sandboxed_compiler.stored_php TSRMLS_CC);
    2140     }
    2141     else {
    2142         return op_array;
    2143     }
    2144 }
    2145 /* }}} */
    2146 static zend_op_array *xc_compile_file(zend_file_handle *h, int type TSRMLS_DC) /* {{{ */
    2147 {
    2148     xc_compiler_t compiler;
    2149     zend_op_array *op_array;
    2150 
    2151     assert(xc_initized);
    2152 
    2153     TRACE("xc_compile_file: type=%d name=%s", h->type, h->filename ? h->filename : "NULL");
    2154 
    2155     if (!XG(cacher)
    2156      || !h->filename
    2157      || !SG(request_info).path_translated
    2158      || strstr(h->filename, "://") != NULL
    2159 #ifdef ZEND_ENGINE_2_3
    2160      /* supported by php_resolve_path */
    2161      || (!XG(stat) && strstr(PG(include_path), "://") != NULL)
    2162 #else
    2163      || strstr(PG(include_path), "://") != NULL
    2164 #endif
    2165      || !xc_shm || xc_shm->disabled
    2166      ) {
    2167         TRACE("%s", "cacher not enabled");
    2168         return old_compile_file(h, type TSRMLS_CC);
    2169     }
    2170 
    2171     /* {{{ entry_init_key */
    2172     compiler.opened_path = h->opened_path;
    2173     compiler.filename = compiler.opened_path ? compiler.opened_path : h->filename;
    2174     compiler.filename_len = strlen(compiler.filename);
    2175     if (xc_entry_php_init_key(&compiler TSRMLS_CC) != SUCCESS) {
    2176         TRACE("failed to init key for %s", compiler.filename);
    2177         return old_compile_file(h, type TSRMLS_CC);
    2178     }
    2179     /* }}} */
    2180 
    2181     op_array = xc_compile_file_cached(&compiler, h, type TSRMLS_CC);
    2182 
    2183     xc_entry_free_key_php(&compiler.new_entry TSRMLS_CC);
    2184 
    2185     return op_array;
    2186 }
    2187 /* }}} */
    2188 
    2189 /* gdb helper functions, but N/A for coredump */
    2190 int xc_is_rw(const void *p) /* {{{ */
    2191 {
    2192     xc_shm_t *shm;
    2193     size_t i;
    2194 
    2195     if (xc_php_caches) {
    2196         for (i = 0; i < xc_php_hcache.size; i ++) {
    2197             shm = xc_php_caches[i]->shm;
    2198             if (shm->handlers->is_readwrite(shm, p)) {
    2199                 return 1;
    2200             }
    2201         }
    2202     }
    2203 
    2204     if (xc_var_caches) {
    2205         for (i = 0; i < xc_var_hcache.size; i ++) {
    2206             shm = xc_var_caches[i]->shm;
    2207             if (shm->handlers->is_readwrite(shm, p)) {
    2208                 return 1;
    2209             }
    2210         }
    2211     }
    2212     return 0;
    2213 }
    2214 /* }}} */
    2215 int xc_is_ro(const void *p) /* {{{ */
    2216 {
    2217     xc_shm_t *shm;
    2218     size_t i;
    2219 
    2220     if (xc_php_caches) {
    2221         for (i = 0; i < xc_php_hcache.size; i ++) {
    2222             shm = xc_php_caches[i]->shm;
    2223             if (shm->handlers->is_readonly(shm, p)) {
    2224                 return 1;
    2225             }
    2226         }
    2227     }
    2228 
    2229     if (xc_var_caches) {
    2230         for (i = 0; i < xc_var_hcache.size; i ++) {
    2231             shm = xc_var_caches[i]->shm;
    2232             if (shm->handlers->is_readonly(shm, p)) {
    2233                 return 1;
    2234             }
    2235         }
    2236     }
    2237     return 0;
    2238 }
    2239 /* }}} */
    2240 int xc_is_shm(const void *p) /* {{{ */
    2241 {
    2242     return xc_is_ro(p) || xc_is_rw(p);
    2243 }
    2244 /* }}} */
    2245 
    2246 void xc_gc_add_op_array(xc_gc_op_array_t *gc_op_array TSRMLS_DC) /* {{{ */
    2247 {
    2248     zend_llist_add_element(&XG(gc_op_arrays), (void *) gc_op_array);
    2249 }
    2250 /* }}} */
    2251 static void xc_gc_op_array(void *pDest) /* {{{ */
    2252 {
    2253     xc_gc_op_array_t *op_array = (xc_gc_op_array_t *) pDest;
    2254     zend_uint i;
    2255 #ifdef ZEND_ENGINE_2
    2256     if (op_array->arg_info) {
    2257         for (i = 0; i < op_array->num_args; i++) {
    2258             efree((char *) ZSTR_V(op_array->arg_info[i].name));
    2259             if (ZSTR_V(op_array->arg_info[i].class_name)) {
    2260                 efree((char *) ZSTR_V(op_array->arg_info[i].class_name));
    2261             }
    2262         }
    2263         efree(op_array->arg_info);
    2264     }
    2265 #endif
    2266     if (op_array->opcodes) {
    2267         efree(op_array->opcodes);
    2268     }
     52    return old_compile_file(h, type TSRMLS_CC);
    226953}
    227054/* }}} */
    … …  
    230690
    230791    zend_register_long_constant(ZEND_STRS("XC_SIZEOF_TEMP_VARIABLE"), sizeof(temp_variable), CONST_CS | CONST_PERSISTENT, module_number TSRMLS_CC);
    2308     zend_register_long_constant(ZEND_STRS("XC_TYPE_PHP"), XC_TYPE_PHP, CONST_CS | CONST_PERSISTENT, module_number TSRMLS_CC);
    2309     zend_register_long_constant(ZEND_STRS("XC_TYPE_VAR"), XC_TYPE_VAR, CONST_CS | CONST_PERSISTENT, module_number TSRMLS_CC);
    231092    zend_register_stringl_constant(ZEND_STRS("XCACHE_VERSION"), ZEND_STRL(XCACHE_VERSION), CONST_CS | CONST_PERSISTENT, module_number TSRMLS_CC);
    231193    zend_register_stringl_constant(ZEND_STRS("XCACHE_MODULES"), ZEND_STRL(XCACHE_MODULES), CONST_CS | CONST_PERSISTENT, module_number TSRMLS_CC);
    231294    return 0;
    2313 }
    2314 /* }}} */
    2315 static void xc_cache_destroy(xc_cache_t **caches, xc_hash_t *hcache) /* {{{ */
    2316 {
    2317     size_t i;
    2318     xc_cache_t *cache;
    2319 
    2320     if (!caches) {
    2321         return;
    2322     }
    2323 
    2324     for (i = 0; i < hcache->size; i ++) {
    2325         cache = caches[i];
    2326         if (cache) {
    2327             if (cache->lck) {
    2328                 xc_lock_destroy(cache->lck);
    2329             }
    2330             /* do NOT free
    2331             if (cache->entries) {
    2332                 cache->mem->handlers->free(cache->mem, cache->entries);
    2333             }
    2334             cache->mem->handlers->free(cache->mem, cache);
    2335             */
    2336             cache->shm->handlers->memdestroy(cache->mem);
    2337         }
    2338     }
    2339     free(caches);
    2340 }
    2341 /* }}} */
    2342 static xc_cache_t **xc_cache_init(xc_shm_t *shm, xc_hash_t *hcache, xc_hash_t *hentry, xc_hash_t *hphp, xc_shmsize_t shmsize) /* {{{ */
    2343 {
    2344     xc_cache_t **caches = NULL, *cache;
    2345     xc_mem_t *mem;
    2346     time_t now = time(NULL);
    2347     size_t i;
    2348     xc_memsize_t memsize;
    2349 
    2350     memsize = shmsize / hcache->size;
    2351 
    2352     /* Don't let it break out of mem after ALIGNed
    2353      * This is important for
    2354      * Simply loop until it fit our need
    2355      */
    2356     while (ALIGN(memsize) * hcache->size > shmsize && ALIGN(memsize) != memsize) {
    2357         if (memsize < ALIGN(1)) {
    2358             CHECK(NULL, "cache too small");
    2359         }
    2360         memsize --;
    2361     }
    2362 
    2363     CHECK(caches = calloc(hcache->size, sizeof(xc_cache_t *)), "caches OOM");
    2364 
    2365     for (i = 0; i < hcache->size; i ++) {
    2366         CHECK(mem            = shm->handlers->meminit(shm, memsize), "Failed init memory allocator");
    2367         CHECK(cache          = mem->handlers->calloc(mem, 1, sizeof(xc_cache_t)), "cache OOM");
    2368         CHECK(cache->entries = mem->handlers->calloc(mem, hentry->size, sizeof(xc_entry_t*)), "entries OOM");
    2369         if (hphp) {
    2370             CHECK(cache->phps= mem->handlers->calloc(mem, hphp->size, sizeof(xc_entry_data_php_t*)), "phps OOM");
    2371         }
    2372         CHECK(cache->lck     = xc_lock_init(NULL), "can't create lock");
    2373 
    2374         cache->hcache  = hcache;
    2375         cache->hentry  = hentry;
    2376         cache->hphp    = hphp;
    2377         cache->shm     = shm;
    2378         cache->mem     = mem;
    2379         cache->cacheid = i;
    2380         cache->last_gc_deletes = now;
    2381         cache->last_gc_expires = now;
    2382         caches[i] = cache;
    2383     }
    2384     return caches;
    2385 
    2386 err:
    2387     if (caches) {
    2388         xc_cache_destroy(caches, hcache);
    2389     }
    2390     return NULL;
    2391 }
    2392 /* }}} */
    2393 static void xc_destroy() /* {{{ */
    2394 {
    2395     if (old_compile_file) {
    2396         zend_compile_file = old_compile_file;
    2397         old_compile_file = NULL;
    2398     }
    2399 
    2400     if (origin_compile_file) {
    2401         zend_compile_file = origin_compile_file;
    2402         origin_compile_file = NULL;
    2403     }
    2404 
    2405     if (xc_php_caches) {
    2406         xc_cache_destroy(xc_php_caches, &xc_php_hcache);
    2407         xc_php_caches = NULL;
    2408     }
    2409 
    2410     if (xc_var_caches) {
    2411         xc_cache_destroy(xc_var_caches, &xc_var_hcache);
    2412         xc_var_caches = NULL;
    2413     }
    2414 
    2415     if (xc_shm) {
    2416         xc_shm_destroy(xc_shm);
    2417         xc_shm = NULL;
    2418     }
    2419 
    2420     xc_initized = 0;
    2421 }
    2422 /* }}} */
    2423 static int xc_init(int module_number TSRMLS_DC) /* {{{ */
    2424 {
    2425     xc_shmsize_t shmsize = ALIGN(xc_php_size) + ALIGN(xc_var_size);
    2426 
    2427     xc_php_caches = xc_var_caches = NULL;
    2428     xc_shm = NULL;
    2429 
    2430     if (shmsize < (size_t) xc_php_size || shmsize < (size_t) xc_var_size) {
    2431         zend_error(E_ERROR, "XCache: neither xcache.size nor xcache.var_size can be negative");
    2432         goto err;
    2433     }
    2434 
    2435     if (xc_php_size || xc_var_size) {
    2436         CHECK(xc_shm = xc_shm_init(xc_shm_scheme, shmsize, xc_readonly_protection, xc_mmap_path, NULL), "Cannot create shm");
    2437         if (!xc_shm->handlers->can_readonly(xc_shm)) {
    2438             xc_readonly_protection = 0;
    2439         }
    2440 
    2441         if (xc_php_size) {
    2442             CHECK(xc_php_caches = xc_cache_init(xc_shm, &xc_php_hcache, &xc_php_hentry, &xc_php_hentry, xc_php_size), "failed init opcode cache");
    2443         }
    2444 
    2445         if (xc_var_size) {
    2446             CHECK(xc_var_caches = xc_cache_init(xc_shm, &xc_var_hcache, &xc_var_hentry, NULL, xc_var_size), "failed init variable cache");
    2447         }
    2448     }
    2449     return SUCCESS;
    2450 
    2451 err:
    2452     if (xc_php_caches || xc_var_caches) {
    2453         xc_destroy();
    2454         /* shm destroied in xc_destroy() */
    2455     }
    2456     else if (xc_shm) {
    2457         xc_destroy();
    2458         xc_shm_destroy(xc_shm);
    2459         xc_shm = NULL;
    2460     }
    2461     return 0;
    2462 }
    2463 /* }}} */
    2464 static void xc_request_init(TSRMLS_D) /* {{{ */
    2465 {
    2466     size_t i;
    2467 
    2468     if (!XG(internal_table_copied)) {
    2469         zend_function tmp_func;
    2470         xc_cest_t tmp_cest;
    2471 
    2472 #ifdef HAVE_XCACHE_CONSTANT
    2473         zend_hash_destroy(&XG(internal_constant_table));
    2474 #endif
    2475         zend_hash_destroy(&XG(internal_function_table));
    2476         zend_hash_destroy(&XG(internal_class_table));
    2477 
    2478 #ifdef HAVE_XCACHE_CONSTANT
    2479         zend_hash_init_ex(&XG(internal_constant_table), 20,  NULL, (dtor_func_t) xc_zend_constant_dtor, 1, 0);
    2480 #endif
    2481         zend_hash_init_ex(&XG(internal_function_table), 100, NULL, NULL, 1, 0);
    2482         zend_hash_init_ex(&XG(internal_class_table),    10,  NULL, NULL, 1, 0);
    2483 
    2484 #ifdef HAVE_XCACHE_CONSTANT
    2485         xc_copy_internal_zend_constants(&XG(internal_constant_table), EG(zend_constants));
    2486 #endif
    2487         zend_hash_copy(&XG(internal_function_table), CG(function_table), NULL, &tmp_func, sizeof(tmp_func));
    2488         zend_hash_copy(&XG(internal_class_table), CG(class_table), NULL, &tmp_cest, sizeof(tmp_cest));
    2489 
    2490         XG(internal_table_copied) = 1;
    2491     }
    2492     if (xc_php_caches && !XG(php_holds)) {
    2493         XG(php_holds) = calloc(xc_php_hcache.size, sizeof(xc_stack_t));
    2494         for (i = 0; i < xc_php_hcache.size; i ++) {
    2495             xc_stack_init(&XG(php_holds[i]));
    2496         }
    2497     }
    2498 
    2499     if (xc_var_caches && !XG(var_holds)) {
    2500         XG(var_holds) = calloc(xc_var_hcache.size, sizeof(xc_stack_t));
    2501         for (i = 0; i < xc_var_hcache.size; i ++) {
    2502             xc_stack_init(&XG(var_holds[i]));
    2503         }
    2504     }
    2505 
    2506 #ifdef ZEND_ENGINE_2
    2507     zend_llist_init(&XG(gc_op_arrays), sizeof(xc_gc_op_array_t), xc_gc_op_array, 0);
    2508 #endif
    2509 
    2510 #if PHP_API_VERSION <= 20041225
    2511     XG(request_time) = time(NULL);
    2512 #else
    2513     XG(request_time) = sapi_get_request_time(TSRMLS_C);
    2514 #endif
    2515 }
    2516 /* }}} */
    2517 static void xc_request_shutdown(TSRMLS_D) /* {{{ */
    2518 {
    2519     if (xc_shm && !xc_shm->disabled) {
    2520         xc_entry_unholds(TSRMLS_C);
    2521         xc_gc_expires_php(TSRMLS_C);
    2522         xc_gc_expires_var(TSRMLS_C);
    2523         xc_gc_deletes(TSRMLS_C);
    2524     }
    2525 #ifdef ZEND_ENGINE_2
    2526     zend_llist_destroy(&XG(gc_op_arrays));
    2527 #endif
    252895}
    252996/* }}} */
    … …  
    2556123
    2557124    if (xcache_globals->php_holds != NULL) {
    2558         for (i = 0; i < xc_php_hcache.size; i ++) {
     125        for (i = 0; i < xcache_globals->php_holds_size; i ++) {
    2559126            xc_stack_destroy(&xcache_globals->php_holds[i]);
    2560127        }
    2561128        free(xcache_globals->php_holds);
    2562129        xcache_globals->php_holds = NULL;
     130        xcache_globals->php_holds_size = 0;
    2563131    }
    2564132
    2565133    if (xcache_globals->var_holds != NULL) {
    2566         for (i = 0; i < xc_var_hcache.size; i ++) {
     134        for (i = 0; i < xcache_globals->var_holds_size; i ++) {
    2567135            xc_stack_destroy(&xcache_globals->var_holds[i]);
    2568136        }
    2569137        free(xcache_globals->var_holds);
    2570138        xcache_globals->var_holds = NULL;
     139        xcache_globals->var_holds_size = 0;
    2571140    }
    2572141
    … …  
    2581150/* }}} */
    2582151
    2583 /* user functions */
    2584 static int xcache_admin_auth_check(TSRMLS_D) /* {{{ */
    2585 {
    2586     zval **server = NULL;
    2587     zval **user = NULL;
    2588     zval **pass = NULL;
    2589     char *admin_user = NULL;
    2590     char *admin_pass = NULL;
    2591     HashTable *ht;
    2592 
    2593     /* auth disabled, nothing to do.. */
    2594     if (!XG(auth_enabled)) {
    2595         return 1;
    2596     }
    2597 
    2598     if (cfg_get_string("xcache.admin.user", &admin_user) == FAILURE || !admin_user[0]) {
    2599         admin_user = NULL;
    2600     }
    2601     if (cfg_get_string("xcache.admin.pass", &admin_pass) == FAILURE || !admin_pass[0]) {
    2602         admin_pass = NULL;
    2603     }
    2604 
    2605     if (admin_user == NULL || admin_pass == NULL) {
    2606         php_error_docref(XCACHE_WIKI_URL "/InstallAdministration" TSRMLS_CC, E_ERROR,
    2607                 "xcache.admin.user and/or xcache.admin.pass settings is not configured."
    2608                 " Make sure you've modified the correct php ini file for your php used in webserver.");
    2609         zend_bailout();
    2610     }
    2611     if (strlen(admin_pass) != 32) {
    2612         php_error_docref(NULL TSRMLS_CC, E_ERROR, "xcache.admin.pass is %lu chars unexpectedly, it is supposed to be the password after md5() which should be 32 chars", (unsigned long) strlen(admin_pass));
    2613         zend_bailout();
    2614     }
    2615 
    2616 #ifdef ZEND_ENGINE_2_1
    2617     zend_is_auto_global("_SERVER", sizeof("_SERVER") - 1 TSRMLS_CC);
    2618 #endif
    2619     if (zend_hash_find(&EG(symbol_table), "_SERVER", sizeof("_SERVER"), (void **) &server) != SUCCESS || Z_TYPE_PP(server) != IS_ARRAY) {
    2620         php_error_docref(NULL TSRMLS_CC, E_ERROR, "_SERVER is corrupted");
    2621         zend_bailout();
    2622     }
    2623     ht = HASH_OF((*server));
    2624 
    2625     if (zend_hash_find(ht, "PHP_AUTH_USER", sizeof("PHP_AUTH_USER"), (void **) &user) == FAILURE) {
    2626         user = NULL;
    2627     }
    2628     else if (Z_TYPE_PP(user) != IS_STRING) {
    2629         user = NULL;
    2630     }
    2631 
    2632     if (zend_hash_find(ht, "PHP_AUTH_PW", sizeof("PHP_AUTH_PW"), (void **) &pass) == FAILURE) {
    2633         pass = NULL;
    2634     }
    2635     else if (Z_TYPE_PP(pass) != IS_STRING) {
    2636         pass = NULL;
    2637     }
    2638 
    2639     if (user != NULL && pass != NULL && strcmp(admin_user, Z_STRVAL_PP(user)) == 0) {
    2640         PHP_MD5_CTX context;
    2641         char md5str[33];
    2642         unsigned char digest[16];
    2643 
    2644         PHP_MD5Init(&context);
    2645         PHP_MD5Update(&context, (unsigned char *) Z_STRVAL_PP(pass), Z_STRLEN_PP(pass));
    2646         PHP_MD5Final(digest, &context);
    2647 
    2648         md5str[0] = '\0';
    2649         make_digest(md5str, digest);
    2650         if (strcmp(admin_pass, md5str) == 0) {
    2651             return 1;
    2652         }
    2653     }
    2654 
    2655 #define STR "HTTP/1.0 401 Unauthorized"
    2656     sapi_add_header_ex(STR, sizeof(STR) - 1, 1, 1 TSRMLS_CC);
    2657 #undef STR
    2658 #define STR "WWW-authenticate: Basic Realm=\"XCache Administration\""
    2659     sapi_add_header_ex(STR, sizeof(STR) - 1, 1, 1 TSRMLS_CC);
    2660 #undef STR
    2661 #define STR "Content-type: text/html; charset=UTF-8"
    2662     sapi_add_header_ex(STR, sizeof(STR) - 1, 1, 1 TSRMLS_CC);
    2663 #undef STR
    2664     ZEND_PUTS("<html>\n");
    2665     ZEND_PUTS("<head><title>XCache Authentication Failed</title></head>\n");
    2666     ZEND_PUTS("<body>\n");
    2667     ZEND_PUTS("<h1>XCache Authentication Failed</h1>\n");
    2668     ZEND_PUTS("<p>You're not authorized to access this page due to wrong username and/or password you typed.<br />The following check points is suggested:</p>\n");
    2669     ZEND_PUTS("<ul>\n");
    2670     ZEND_PUTS("<li>Be aware that `Username' and `Password' is case sense. Check capslock status led on your keyboard, and punch left/right Shift keys once for each</li>\n");
    2671     ZEND_PUTS("<li>Make sure the md5 password is generated correctly. You may use <a href=\"mkpassword.php\">mkpassword.php</a></li>\n");
    2672     ZEND_PUTS("<li>Reload browser cache by pressing F5 and/or Ctrl+F5, or simply clear browser cache after you've updated username/password in php ini.</li>\n");
    2673     ZEND_PUTS("</ul>\n");
    2674     ZEND_PUTS("Check <a href=\"" XCACHE_WIKI_URL "/InstallAdministration\">XCache wiki page</a> for more information.\n");
    2675     ZEND_PUTS("</body>\n");
    2676     ZEND_PUTS("</html>\n");
    2677 
    2678     zend_bailout();
    2679     return 0;
    2680 }
    2681 /* }}} */
    2682 static void xc_clear(long type, xc_cache_t *cache TSRMLS_DC) /* {{{ */
    2683 {
    2684     xc_entry_t *e, *next;
    2685     int entryslotid, c;
    2686 
    2687     ENTER_LOCK(cache) {
    2688         for (entryslotid = 0, c = cache->hentry->size; entryslotid < c; entryslotid ++) {
    2689             for (e = cache->entries[entryslotid]; e; e = next) {
    2690                 next = e->next;
    2691                 xc_entry_remove_unlocked(type, cache, entryslotid, e TSRMLS_CC);
    2692             }
    2693             cache->entries[entryslotid] = NULL;
    2694         }
    2695     } LEAVE_LOCK(cache);
    2696 } /* }}} */
    2697 /* {{{ xcache_admin_operate */
    2698 typedef enum { XC_OP_COUNT, XC_OP_INFO, XC_OP_LIST, XC_OP_CLEAR } xcache_op_type;
    2699 static void xcache_admin_operate(xcache_op_type optype, INTERNAL_FUNCTION_PARAMETERS)
    2700 {
    2701     long type;
    2702     int size;
    2703     xc_cache_t **caches, *cache;
    2704     long id = 0;
    2705 
    2706     xcache_admin_auth_check(TSRMLS_C);
    2707 
    2708     if (!xc_initized || !xc_shm || xc_shm->disabled) {
    2709         RETURN_NULL();
    2710     }
    2711 
    2712     switch (optype) {
    2713         case XC_OP_COUNT:
    2714             if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &type) == FAILURE) {
    2715                 return;
    2716             }
    2717             break;
    2718         case XC_OP_CLEAR:
    2719             id = -1;
    2720             if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l|l", &type, &id) == FAILURE) {
    2721                 return;
    2722             }
    2723             break;
    2724         default:
    2725             if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "ll", &type, &id) == FAILURE) {
    2726                 return;
    2727             }
    2728     }
    2729 
    2730     switch (type) {
    2731         case XC_TYPE_PHP:
    2732             size = xc_php_hcache.size;
    2733             caches = xc_php_caches;
    2734             break;
    2735 
    2736         case XC_TYPE_VAR:
    2737             size = xc_var_hcache.size;
    2738             caches = xc_var_caches;
    2739             break;
    2740 
    2741         default:
    2742             php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unknown type %ld", type);
    2743             RETURN_FALSE;
    2744     }
    2745 
    2746     switch (optype) {
    2747         case XC_OP_COUNT:
    2748             RETURN_LONG(caches ? size : 0)
    2749             break;
    2750 
    2751         case XC_OP_INFO:
    2752         case XC_OP_LIST:
    2753             if (!caches || id < 0 || id >= size) {
    2754                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cache not exists");
    2755                 RETURN_FALSE;
    2756             }
    2757 
    2758             array_init(return_value);
    2759 
    2760             cache = caches[id];
    2761             ENTER_LOCK(cache) {
    2762                 if (optype == XC_OP_INFO) {
    2763                     xc_fillinfo_unlocked(type, cache, return_value TSRMLS_CC);
    2764                 }
    2765                 else {
    2766                     xc_filllist_unlocked(type, cache, return_value TSRMLS_CC);
    2767                 }
    2768             } LEAVE_LOCK(cache);
    2769             break;
    2770 
    2771         case XC_OP_CLEAR:
    2772             if (!caches || id < -1 || id >= size) {
    2773                 php_error_docref(NULL TSRMLS_CC, E_WARNING, "Cache not exists");
    2774                 RETURN_FALSE;
    2775             }
    2776 
    2777             if (id == -1) {
    2778                 for (id = 0; id < size; ++id) {
    2779                     xc_clear(type, caches[id] TSRMLS_CC);
    2780                 }
    2781             }
    2782             else {
    2783                 xc_clear(type, caches[id] TSRMLS_CC);
    2784             }
    2785 
    2786             xc_gc_deletes(TSRMLS_C);
    2787             break;
    2788 
    2789         default:
    2790             assert(0);
    2791     }
    2792 }
    2793 /* }}} */
    2794 /* {{{ proto int xcache_count(int type)
    2795    Return count of cache on specified cache type */
    2796 PHP_FUNCTION(xcache_count)
    2797 {
    2798     xcache_admin_operate(XC_OP_COUNT, INTERNAL_FUNCTION_PARAM_PASSTHRU);
    2799 }
    2800 /* }}} */
    2801 /* {{{ proto array xcache_info(int type, int id)
    2802    Get cache info by id on specified cache type */
    2803 PHP_FUNCTION(xcache_info)
    2804 {
    2805     xcache_admin_operate(XC_OP_INFO, INTERNAL_FUNCTION_PARAM_PASSTHRU);
    2806 }
    2807 /* }}} */
    2808 /* {{{ proto array xcache_list(int type, int id)
    2809    Get cache entries list by id on specified cache type */
    2810 PHP_FUNCTION(xcache_list)
    2811 {
    2812     xcache_admin_operate(XC_OP_LIST, INTERNAL_FUNCTION_PARAM_PASSTHRU);
    2813 }
    2814 /* }}} */
    2815 /* {{{ proto array xcache_clear_cache(int type, [ int id = -1 ])
    2816    Clear cache by id on specified cache type */
    2817 PHP_FUNCTION(xcache_clear_cache)
    2818 {
    2819     xcache_admin_operate(XC_OP_CLEAR, INTERNAL_FUNCTION_PARAM_PASSTHRU);
    2820 }
    2821 /* }}} */
    2822 
    2823 #define VAR_DISABLED_WARNING() do { \
    2824         php_error_docref(NULL TSRMLS_CC, E_WARNING, "XCache var cache was not initialized properly. Check php log for actual reason"); \
    2825 } while (0)
    2826 
    2827 static int xc_entry_var_init_key(xc_entry_var_t *entry_var, xc_entry_hash_t *entry_hash, zval *name TSRMLS_DC) /* {{{ */
    2828 {
    2829     xc_hash_value_t hv;
    2830 
    2831     switch (name->type) {
    2832 #ifdef IS_UNICODE
    2833         case IS_UNICODE:
    2834         case IS_STRING:
    2835 #endif
    2836         default:
    2837 #ifdef IS_UNICODE
    2838             convert_to_unicode(name);
    2839 #else
    2840             convert_to_string(name);
    2841 #endif
    2842     }
    2843 
    2844 #ifdef IS_UNICODE
    2845     entry_var->name_type = name->type;
    2846 #endif
    2847     entry_var->entry.name = name->value;
    2848 
    2849     hv = xc_entry_hash_var((xc_entry_t *) entry_var TSRMLS_CC);
    2850 
    2851     entry_hash->cacheid = (hv & xc_var_hcache.mask);
    2852     hv >>= xc_var_hcache.bits;
    2853     entry_hash->entryslotid = (hv & xc_var_hentry.mask);
    2854     return SUCCESS;
    2855 }
    2856 /* }}} */
    2857 /* {{{ proto mixed xcache_get(string name)
    2858    Get cached data by specified name */
    2859 PHP_FUNCTION(xcache_get)
    2860 {
    2861     xc_entry_hash_t entry_hash;
    2862     xc_cache_t *cache;
    2863     xc_entry_var_t entry_var, *stored_entry_var;
    2864     zval *name;
    2865 
    2866     if (!xc_var_caches || !xc_shm || xc_shm->disabled) {
    2867         VAR_DISABLED_WARNING();
    2868         RETURN_NULL();
    2869     }
    2870 
    2871     if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &name) == FAILURE) {
    2872         return;
    2873     }
    2874     xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
    2875     cache = xc_var_caches[entry_hash.cacheid];
    2876 
    2877     ENTER_LOCK(cache) {
    2878         stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
    2879         if (stored_entry_var) {
    2880             /* return */
    2881             xc_processor_restore_zval(return_value, stored_entry_var->value, stored_entry_var->have_references TSRMLS_CC);
    2882             xc_cache_hit_unlocked(cache TSRMLS_CC);
    2883         }
    2884         else {
    2885             RETVAL_NULL();
    2886         }
    2887     } LEAVE_LOCK(cache);
    2888 }
    2889 /* }}} */
    2890 /* {{{ proto bool  xcache_set(string name, mixed value [, int ttl])
    2891    Store data to cache by specified name */
    2892 PHP_FUNCTION(xcache_set)
    2893 {
    2894     xc_entry_hash_t entry_hash;
    2895     xc_cache_t *cache;
    2896     xc_entry_var_t entry_var, *stored_entry_var;
    2897     zval *name;
    2898     zval *value;
    2899 
    2900     if (!xc_var_caches || !xc_shm || xc_shm->disabled) {
    2901         VAR_DISABLED_WARNING();
    2902         RETURN_NULL();
    2903     }
    2904 
    2905     entry_var.entry.ttl = XG(var_ttl);
    2906     if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zz|l", &name, &value, &entry_var.entry.ttl) == FAILURE) {
    2907         return;
    2908     }
    2909 
    2910     if (Z_TYPE_P(value) == IS_OBJECT) {
    2911         php_error_docref(NULL TSRMLS_CC, E_ERROR, "Objects cannot be stored in the variable cache. Use serialize before xcache_set");
    2912         RETURN_NULL();
    2913     }
    2914 
    2915     /* max ttl */
    2916     if (xc_var_maxttl && (!entry_var.entry.ttl || entry_var.entry.ttl > xc_var_maxttl)) {
    2917         entry_var.entry.ttl = xc_var_maxttl;
    2918     }
    2919 
    2920     xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
    2921     cache = xc_var_caches[entry_hash.cacheid];
    2922 
    2923     ENTER_LOCK(cache) {
    2924         stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
    2925         if (stored_entry_var) {
    2926             xc_entry_remove_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) stored_entry_var TSRMLS_CC);
    2927         }
    2928         entry_var.value = value;
    2929         RETVAL_BOOL(xc_entry_var_store_unlocked(cache, entry_hash.entryslotid, &entry_var TSRMLS_CC) != NULL ? 1 : 0);
    2930     } LEAVE_LOCK(cache);
    2931 }
    2932 /* }}} */
    2933 /* {{{ proto bool  xcache_isset(string name)
    2934    Check if an entry exists in cache by specified name */
    2935 PHP_FUNCTION(xcache_isset)
    2936 {
    2937     xc_entry_hash_t entry_hash;
    2938     xc_cache_t *cache;
    2939     xc_entry_var_t entry_var, *stored_entry_var;
    2940     zval *name;
    2941 
    2942     if (!xc_var_caches || !xc_shm || xc_shm->disabled) {
    2943         VAR_DISABLED_WARNING();
    2944         RETURN_FALSE;
    2945     }
    2946 
    2947     if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &name) == FAILURE) {
    2948         return;
    2949     }
    2950     xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
    2951     cache = xc_var_caches[entry_hash.cacheid];
    2952 
    2953     ENTER_LOCK(cache) {
    2954         stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
    2955         if (stored_entry_var) {
    2956             xc_cache_hit_unlocked(cache TSRMLS_CC);
    2957             RETVAL_TRUE;
    2958             /* return */
    2959         }
    2960         else {
    2961             RETVAL_FALSE;
    2962         }
    2963 
    2964     } LEAVE_LOCK(cache);
    2965 }
    2966 /* }}} */
    2967 /* {{{ proto bool  xcache_unset(string name)
    2968    Unset existing data in cache by specified name */
    2969 PHP_FUNCTION(xcache_unset)
    2970 {
    2971     xc_entry_hash_t entry_hash;
    2972     xc_cache_t *cache;
    2973     xc_entry_var_t entry_var, *stored_entry_var;
    2974     zval *name;
    2975 
    2976     if (!xc_var_caches || !xc_shm || xc_shm->disabled) {
    2977         VAR_DISABLED_WARNING();
    2978         RETURN_FALSE;
    2979     }
    2980 
    2981     if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &name) == FAILURE) {
    2982         return;
    2983     }
    2984     xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
    2985     cache = xc_var_caches[entry_hash.cacheid];
    2986 
    2987     ENTER_LOCK(cache) {
    2988         stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
    2989         if (stored_entry_var) {
    2990             xc_entry_remove_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) stored_entry_var TSRMLS_CC);
    2991             RETVAL_TRUE;
    2992         }
    2993         else {
    2994             RETVAL_FALSE;
    2995         }
    2996     } LEAVE_LOCK(cache);
    2997 }
    2998 /* }}} */
    2999 /* {{{ proto bool  xcache_unset_by_prefix(string prefix)
    3000    Unset existing data in cache by specified prefix */
    3001 PHP_FUNCTION(xcache_unset_by_prefix)
    3002 {
    3003     zval *prefix;
    3004     int i, iend;
    3005 
    3006     if (!xc_var_caches || !xc_shm || xc_shm->disabled) {
    3007         VAR_DISABLED_WARNING();
    3008         RETURN_FALSE;
    3009     }
    3010 
    3011     if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &prefix) == FAILURE) {
    3012         return;
    3013     }
    3014 
    3015     for (i = 0, iend = xc_var_hcache.size; i < iend; i ++) {
    3016         xc_cache_t *cache = xc_var_caches[i];
    3017         ENTER_LOCK(cache) {
    3018             int entryslotid, jend;
    3019             for (entryslotid = 0, jend = cache->hentry->size; entryslotid < jend; entryslotid ++) {
    3020                 xc_entry_t *entry, *next;
    3021                 for (entry = cache->entries[entryslotid]; entry; entry = next) {
    3022                     next = entry->next;
    3023                     if (xc_entry_has_prefix_unlocked(XC_TYPE_VAR, entry, prefix)) {
    3024                         xc_entry_remove_unlocked(XC_TYPE_VAR, cache, entryslotid, entry TSRMLS_CC);
    3025                     }
    3026                 }
    3027             }
    3028         } LEAVE_LOCK(cache);
    3029     }
    3030 }
    3031 /* }}} */
    3032 static inline void xc_var_inc_dec(int inc, INTERNAL_FUNCTION_PARAMETERS) /* {{{ */
    3033 {
    3034     xc_entry_hash_t entry_hash;
    3035     xc_cache_t *cache;
    3036     xc_entry_var_t entry_var, *stored_entry_var;
    3037     zval *name;
    3038     long count = 1;
    3039     long value = 0;
    3040     zval oldzval;
    3041 
    3042     if (!xc_var_caches || !xc_shm || xc_shm->disabled) {
    3043         VAR_DISABLED_WARNING();
    3044         RETURN_NULL();
    3045     }
    3046 
    3047     entry_var.entry.ttl = XG(var_ttl);
    3048     if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z|ll", &name, &count, &entry_var.entry.ttl) == FAILURE) {
    3049         return;
    3050     }
    3051 
    3052     /* max ttl */
    3053     if (xc_var_maxttl && (!entry_var.entry.ttl || entry_var.entry.ttl > xc_var_maxttl)) {
    3054         entry_var.entry.ttl = xc_var_maxttl;
    3055     }
    3056 
    3057     xc_entry_var_init_key(&entry_var, &entry_hash, name TSRMLS_CC);
    3058     cache = xc_var_caches[entry_hash.cacheid];
    3059 
    3060     ENTER_LOCK(cache) {
    3061         stored_entry_var = (xc_entry_var_t *) xc_entry_find_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) &entry_var TSRMLS_CC);
    3062         if (stored_entry_var) {
    3063             TRACE("incdec: got entry_var %s", entry_var.entry.name.str.val);
    3064             /* do it in place */
    3065             if (Z_TYPE_P(stored_entry_var->value) == IS_LONG) {
    3066                 zval *zv;
    3067                 stored_entry_var->entry.ctime = XG(request_time);
    3068                 stored_entry_var->entry.ttl   = entry_var.entry.ttl;
    3069                 TRACE("%s", "incdec: islong");
    3070                 value = Z_LVAL_P(stored_entry_var->value);
    3071                 value += (inc == 1 ? count : - count);
    3072                 RETVAL_LONG(value);
    3073 
    3074                 zv = (zval *) cache->shm->handlers->to_readwrite(cache->shm, (char *) stored_entry_var->value);
    3075                 Z_LVAL_P(zv) = value;
    3076                 ++cache->updates;
    3077                 break; /* leave lock */
    3078             }
    3079 
    3080             TRACE("%s", "incdec: notlong");
    3081             xc_processor_restore_zval(&oldzval, stored_entry_var->value, stored_entry_var->have_references TSRMLS_CC);
    3082             convert_to_long(&oldzval);
    3083             value = Z_LVAL(oldzval);
    3084             zval_dtor(&oldzval);
    3085         }
    3086         else {
    3087             TRACE("incdec: %s not found", entry_var.entry.name.str.val);
    3088         }
    3089 
    3090         value += (inc == 1 ? count : - count);
    3091         RETVAL_LONG(value);
    3092         entry_var.value = return_value;
    3093 
    3094         if (stored_entry_var) {
    3095             entry_var.entry.atime = stored_entry_var->entry.atime;
    3096             entry_var.entry.ctime = stored_entry_var->entry.ctime;
    3097             entry_var.entry.hits  = stored_entry_var->entry.hits;
    3098             xc_entry_remove_unlocked(XC_TYPE_VAR, cache, entry_hash.entryslotid, (xc_entry_t *) stored_entry_var TSRMLS_CC);
    3099         }
    3100         xc_entry_var_store_unlocked(cache, entry_hash.entryslotid, &entry_var TSRMLS_CC);
    3101     } LEAVE_LOCK(cache);
    3102 }
    3103 /* }}} */
    3104 /* {{{ proto int xcache_inc(string name [, int value [, int ttl]])
    3105    Increase an int counter in cache by specified name, create it if not exists */
    3106 PHP_FUNCTION(xcache_inc)
    3107 {
    3108     xc_var_inc_dec(1, INTERNAL_FUNCTION_PARAM_PASSTHRU);
    3109 }
    3110 /* }}} */
    3111 /* {{{ proto int xcache_dec(string name [, int value [, int ttl]])
    3112    Decrease an int counter in cache by specified name, create it if not exists */
    3113 PHP_FUNCTION(xcache_dec)
    3114 {
    3115     xc_var_inc_dec(-1, INTERNAL_FUNCTION_PARAM_PASSTHRU);
    3116 }
    3117 /* }}} */
    3118152/* {{{ proto int xcache_get_refcount(mixed variable)
    3119153   XCache internal uses only: Get reference count of variable */
    … …  
    3337371static zend_function_entry xcache_functions[] = /* {{{ */
    3338372{
    3339     PHP_FE(xcache_count,             NULL)
    3340     PHP_FE(xcache_info,              NULL)
    3341     PHP_FE(xcache_list,              NULL)
    3342     PHP_FE(xcache_clear_cache,       NULL)
    3343373    PHP_FE(xcache_coredump,          NULL)
    3344374#ifdef HAVE_XCACHE_ASSEMBLER
    … …  
    3359389    PHP_FE(xcache_get_opcode_spec,   NULL)
    3360390    PHP_FE(xcache_is_autoglobal,     NULL)
    3361     PHP_FE(xcache_inc,               NULL)
    3362     PHP_FE(xcache_dec,               NULL)
    3363     PHP_FE(xcache_get,               NULL)
    3364     PHP_FE(xcache_set,               NULL)
    3365     PHP_FE(xcache_isset,             NULL)
    3366     PHP_FE(xcache_unset,             NULL)
    3367     PHP_FE(xcache_unset_by_prefix,   NULL)
    3368391    PHP_FE(xcache_get_refcount,      NULL)
    3369392    PHP_FE(xcache_get_isref,         arginfo_xcache_get_isref)
    … …  
    3514537    if (xc_disable_on_crash) {
    3515538        xc_disable_on_crash = 0;
    3516         if (xc_shm) {
    3517             xc_shm->disabled = 1;
    3518         }
     539        xc_cacher_disable();
    3519540    }
    3520541    raise(sig);
    … …  
    3523544#endif
    3524545
    3525 static void xc_zend_startup_last() /* {{{ */
    3526 {
    3527     if (xc_php_size) {
    3528         old_compile_file = zend_compile_file;
    3529         zend_compile_file = xc_compile_file;
    3530     }
    3531 }
    3532 /* }}} */
    3533546static startup_func_t xc_last_ext_startup;
    3534547static int xc_zend_startup_last_hook(zend_extension *extension) /* {{{ */
    … …  
    3547560    assert(xc_llist_zend_extension);
    3548561    xcache_llist_prepend(&zend_extensions, xc_llist_zend_extension);
    3549 
    3550     xc_zend_startup_last();
    3551562    return SUCCESS;
    3552563}
    … …  
    3554565static int xc_zend_startup(zend_extension *extension) /* {{{ */
    3555566{
    3556     origin_compile_file = zend_compile_file;
     567    old_compile_file = zend_compile_file;
    3557568    zend_compile_file = xc_check_initial_compile_file;
    3558569
    … …  
    3575586        ext->startup = xc_zend_startup_last_hook;
    3576587    }
    3577     else {
    3578         xc_zend_startup_last();
    3579     }
    3580588    return SUCCESS;
    3581589}
    … …  
    3586594/* }}} */
    3587595/* {{{ zend extension definition structure */
    3588 static zend_extension zend_extension_entry = {
     596static zend_extension xc_zend_extension_entry = {
    3589597    XCACHE_NAME,
    3590598    XCACHE_VERSION,
    … …  
    3608616
    3609617/* {{{ PHP_INI */
    3610 #ifdef ZEND_WIN32
    3611 #   define DEFAULT_PATH "xcache"
    3612 #else
    3613 #   define DEFAULT_PATH "/dev/zero"
    3614 #endif
    3615618PHP_INI_BEGIN()
    3616     PHP_INI_ENTRY1     ("xcache.mmap_path",     DEFAULT_PATH, PHP_INI_SYSTEM, xcache_OnUpdateString,   &xc_mmap_path)
    3617619    PHP_INI_ENTRY1     ("xcache.coredump_directory",      "", PHP_INI_SYSTEM, xcache_OnUpdateString,   &xc_coredump_dir)
    3618620    PHP_INI_ENTRY1     ("xcache.disable_on_crash",       "0", PHP_INI_SYSTEM, xcache_OnUpdateBool,     &xc_disable_on_crash)
    3619621    PHP_INI_ENTRY1     ("xcache.test",                   "0", PHP_INI_SYSTEM, xcache_OnUpdateBool,     &xc_test)
    3620     PHP_INI_ENTRY1     ("xcache.readonly_protection",    "0", PHP_INI_SYSTEM, xcache_OnUpdateBool,     &xc_readonly_protection)
    3621     /* opcode cache */
    3622     PHP_INI_ENTRY1     ("xcache.size",                   "0", PHP_INI_SYSTEM, xcache_OnUpdateDummy,    NULL)
    3623     PHP_INI_ENTRY1     ("xcache.count",                  "1", PHP_INI_SYSTEM, xcache_OnUpdateDummy,    NULL)
    3624     PHP_INI_ENTRY1     ("xcache.slots",                 "8K", PHP_INI_SYSTEM, xcache_OnUpdateDummy,    NULL)
    3625     PHP_INI_ENTRY1     ("xcache.shm_scheme",          "mmap", PHP_INI_SYSTEM, xcache_OnUpdateString,   &xc_shm_scheme)
    3626     PHP_INI_ENTRY1     ("xcache.ttl",                    "0", PHP_INI_SYSTEM, xcache_OnUpdateULong,    &xc_php_ttl)
    3627     PHP_INI_ENTRY1     ("xcache.gc_interval",            "0", PHP_INI_SYSTEM, xcache_OnUpdateULong,    &xc_php_gc_interval)
    3628     /* var cache */
    3629     PHP_INI_ENTRY1     ("xcache.var_size",               "0", PHP_INI_SYSTEM, xcache_OnUpdateDummy,    NULL)
    3630     PHP_INI_ENTRY1     ("xcache.var_count",              "1", PHP_INI_SYSTEM, xcache_OnUpdateDummy,    NULL)
    3631     PHP_INI_ENTRY1     ("xcache.var_slots",             "8K", PHP_INI_SYSTEM, xcache_OnUpdateDummy,    NULL)
    3632     PHP_INI_ENTRY1     ("xcache.var_maxttl",             "0", PHP_INI_SYSTEM, xcache_OnUpdateULong,    &xc_var_maxttl)
    3633     PHP_INI_ENTRY1     ("xcache.var_gc_interval",      "120", PHP_INI_SYSTEM, xcache_OnUpdateULong,    &xc_var_gc_interval)
    3634 
    3635     STD_PHP_INI_BOOLEAN("xcache.cacher",                 "1", PHP_INI_ALL,    OnUpdateBool,        cacher,            zend_xcache_globals, xcache_globals)
    3636     STD_PHP_INI_BOOLEAN("xcache.stat",                   "1", PHP_INI_ALL,    OnUpdateBool,        stat,              zend_xcache_globals, xcache_globals)
    3637     STD_PHP_INI_BOOLEAN("xcache.admin.enable_auth",      "1", PHP_INI_SYSTEM, OnUpdateBool,        auth_enabled,      zend_xcache_globals, xcache_globals)
    3638622    STD_PHP_INI_BOOLEAN("xcache.experimental",           "0", PHP_INI_ALL,    OnUpdateBool,        experimental,      zend_xcache_globals, xcache_globals)
    3639     STD_PHP_INI_ENTRY  ("xcache.var_ttl",                "0", PHP_INI_ALL,    OnUpdateLong,        var_ttl,           zend_xcache_globals, xcache_globals)
    3640623PHP_INI_END()
    3641624/* }}} */
    3642625static PHP_MINFO_FUNCTION(xcache) /* {{{ */
    3643626{
    3644     char buf[100];
    3645     char *ptr;
    3646     int left, len;
    3647     xc_shm_scheme_t *scheme;
    3648 
    3649627    php_info_print_table_start();
    3650628    php_info_print_table_row(2, "XCache Version", XCACHE_VERSION);
    … …  
    3653631#endif
    3654632    php_info_print_table_row(2, "Modules Built", XCACHE_MODULES);
    3655     php_info_print_table_row(2, "Readonly Protection", xc_readonly_protection ? "enabled" : "disabled");
    3656 #ifdef ZEND_ENGINE_2_1
    3657     ptr = php_format_date("Y-m-d H:i:s", sizeof("Y-m-d H:i:s") - 1, xc_init_time, 1 TSRMLS_CC);
    3658     php_info_print_table_row(2, "Cache Init Time", ptr);
    3659     efree(ptr);
    3660 #else
    3661     snprintf(buf, sizeof(buf), "%lu", (long unsigned) xc_init_time);
    3662     php_info_print_table_row(2, "Cache Init Time", buf);
    3663 #endif
    3664 
    3665 #ifdef ZTS
    3666     snprintf(buf, sizeof(buf), "%lu.%lu", xc_init_instance_id, xc_init_instance_subid);
    3667 #else
    3668     snprintf(buf, sizeof(buf), "%lu", xc_init_instance_id);
    3669 #endif
    3670     php_info_print_table_row(2, "Cache Instance Id", buf);
    3671 
    3672     if (xc_php_size) {
    3673         ptr = _php_math_number_format(xc_php_size, 0, '.', ',');
    3674         snprintf(buf, sizeof(buf), "enabled, %s bytes, %lu split(s), with %lu slots each", ptr, xc_php_hcache.size, xc_php_hentry.size);
    3675         php_info_print_table_row(2, "Opcode Cache", buf);
    3676         efree(ptr);
    3677     }
    3678     else {
    3679         php_info_print_table_row(2, "Opcode Cache", "disabled");
    3680     }
    3681     if (xc_var_size) {
    3682         ptr = _php_math_number_format(xc_var_size, 0, '.', ',');
    3683         snprintf(buf, sizeof(buf), "enabled, %s bytes, %lu split(s), with %lu slots each", ptr, xc_var_hcache.size, xc_var_hentry.size);
    3684         php_info_print_table_row(2, "Variable Cache", buf);
    3685         efree(ptr);
    3686     }
    3687     else {
    3688         php_info_print_table_row(2, "Variable Cache", "disabled");
    3689     }
    3690 
    3691     left = sizeof(buf);
    3692     ptr = buf;
    3693     buf[0] = '\0';
    3694     for (scheme = xc_shm_scheme_first(); scheme; scheme = xc_shm_scheme_next(scheme)) {
    3695         len = snprintf(ptr, left, ptr == buf ? "%s" : ", %s", xc_shm_scheme_name(scheme));
    3696         left -= len;
    3697         ptr += len;
    3698     }
    3699     php_info_print_table_row(2, "Shared Memory Schemes", buf);
    3700 
    3701633    php_info_print_table_end();
    3702634
    … …  
    3704636}
    3705637/* }}} */
    3706 static int xc_config_hash(xc_hash_t *p, char *name, char *default_value) /* {{{ */
    3707 {
    3708     size_t bits, size;
    3709     char *value;
    3710 
    3711     if (cfg_get_string(name, &value) != SUCCESS) {
    3712         value = default_value;
    3713     }
    3714 
    3715     p->size = zend_atoi(value, strlen(value));
    3716     for (size = 1, bits = 1; size < p->size; bits ++, size <<= 1) {
    3717         /* empty body */
    3718     }
    3719     p->size = size;
    3720     p->bits = bits;
    3721     p->mask = size - 1;
    3722 
    3723     return SUCCESS;
    3724 }
    3725 /* }}} */
    3726 static int xc_config_long(zend_ulong *p, char *name, char *default_value) /* {{{ */
    3727 {
    3728     char *value;
    3729 
    3730     if (cfg_get_string(name, &value) != SUCCESS) {
    3731         value = default_value;
    3732     }
    3733 
    3734     *p = zend_atol(value, strlen(value));
    3735     return SUCCESS;
    3736 }
    3737 /* }}} */
    3738638static PHP_MINIT_FUNCTION(xcache) /* {{{ */
    3739639{
    3740     char *env;
    3741     zend_extension *ext;
    3742     zend_llist_position lpos;
    3743 
    3744     xcache_zend_extension_register(&zend_extension_entry, 1);
    3745     ext = zend_get_extension("Zend Optimizer");
    3746     if (ext) {
    3747         /* zend_optimizer.optimization_level>0 is not compatible with other cacher, disabling */
    3748         ext->op_array_handler = NULL;
    3749     }
    3750     /* cache if there's an op_array_ctor */
    3751     for (ext = zend_llist_get_first_ex(&zend_extensions, &lpos);
    3752             ext;
    3753             ext = zend_llist_get_next_ex(&zend_extensions, &lpos)) {
    3754         if (ext->op_array_ctor) {
    3755             xc_have_op_array_ctor = 1;
    3756             break;
    3757         }
    3758     }
    3759 
     640    /* must be the first */
     641    xcache_zend_extension_register(&xc_zend_extension_entry, 1);
    3760642
    3761643#ifndef PHP_GINIT
    … …  
    3764646    REGISTER_INI_ENTRIES();
    3765647
    3766     /* additional_functions requires PHP 5.3. TODO: find simpler way to do it */
    3767 #ifdef ZEND_ENGINE_2_3
    3768     if (strcmp(sapi_module.name, "cgi-fcgi") == 0 && !sapi_module.additional_functions && !getenv("XCACHE_SKIP_FCGI_WARNING") && !getenv("GATEWAY_INTERFACE")) {
    3769         if ((getenv("PHP_FCGI_CHILDREN") == NULL) || (atoi(getenv("PHP_FCGI_CHILDREN")) < 1)) {
    3770             zend_error(E_WARNING, "PHP_FCGI_CHILDREN should be >= 1 and use 1 group of parent/childs model. Set XCACHE_SKIP_FCGI_WARNING=1 to skip this warning. See " XCACHE_WIKI_URL "/Faq");
    3771         }
    3772     }
    3773 #endif
    3774 
    3775     xc_config_long(&xc_php_size,       "xcache.size",        "0");
    3776     xc_config_hash(&xc_php_hcache,     "xcache.count",       "1");
    3777     xc_config_hash(&xc_php_hentry,     "xcache.slots",      "8K");
    3778 
    3779     xc_config_long(&xc_var_size,       "xcache.var_size",    "0");
    3780     xc_config_hash(&xc_var_hcache,     "xcache.var_count",   "1");
    3781     xc_config_hash(&xc_var_hentry,     "xcache.var_slots",  "8K");
    3782 
    3783     if (strcmp(sapi_module.name, "cli") == 0) {
    3784         if ((env = getenv("XCACHE_TEST")) != NULL) {
    3785             xc_test = atoi(env);
    3786         }
    3787         if (!xc_test) {
    3788             /* disable cache for cli except for testing */
    3789             xc_php_size = xc_var_size = 0;
    3790         }
    3791     }
    3792 
    3793     if (xc_php_size <= 0) {
    3794         xc_php_size = xc_php_hcache.size = 0;
    3795     }
    3796     if (xc_var_size <= 0) {
    3797         xc_var_size = xc_var_hcache.size = 0;
    3798     }
    3799 
    3800648    if (xc_coredump_dir && xc_coredump_dir[0]) {
    3801649        xcache_init_crash_handler();
    … …  
    3805653    xc_shm_init_modules();
    3806654
    3807     if ((xc_php_size || xc_var_size) && xc_mmap_path && xc_mmap_path[0]) {
    3808         if (xc_init(module_number TSRMLS_CC) != SUCCESS) {
    3809             zend_error(E_ERROR, "XCache: Cannot init");
    3810             goto err_init;
    3811         }
    3812         xc_initized = 1;
    3813         xc_init_time = time(NULL);
    3814 #ifdef PHP_WIN32
    3815         xc_init_instance_id = GetCurrentProcessId();
    3816 #else
    3817         xc_init_instance_id = getpid();
    3818 #endif
    3819 #ifdef ZTS
    3820         xc_init_instance_subid = tsrm_thread_id();
    3821 #endif
    3822     }
    3823 
    3824655#ifdef HAVE_XCACHE_OPTIMIZER
    3825656    xc_optimizer_startup_module();
    3826657#endif
     658#ifdef HAVE_XCACHE_CACHER
     659    xc_cacher_startup_module();
     660#endif
    3827661#ifdef HAVE_XCACHE_COVERAGER
    3828662    xc_coverager_startup_module();
    … …  
    3831665    xc_disassembler_startup_module();
    3832666#endif
    3833     xc_sandbox_module_init(module_number TSRMLS_CC);
    3834667    return SUCCESS;
    3835668
    … …  
    3838671}
    3839672/* }}} */
    3840 /* {{{ PHP_MSHUTDOWN_FUNCTION(xcache) */
    3841 static PHP_MSHUTDOWN_FUNCTION(xcache)
    3842 {
    3843     xc_sandbox_module_shutdown();
    3844 
    3845     if (xc_initized) {
    3846         xc_destroy();
    3847     }
    3848     if (xc_mmap_path) {
    3849         pefree(xc_mmap_path, 1);
    3850         xc_mmap_path = NULL;
    3851     }
    3852     if (xc_shm_scheme) {
    3853         pefree(xc_shm_scheme, 1);
    3854         xc_shm_scheme = NULL;
     673static PHP_MSHUTDOWN_FUNCTION(xcache) /* {{{ */
     674{
     675    if (old_compile_file && zend_compile_file == xc_check_initial_compile_file) {
     676        zend_compile_file = old_compile_file;
     677        old_compile_file = NULL;
    3855678    }
    3856679
    … …  
    3870693#endif
    3871694
    3872     xcache_zend_extension_unregister(&zend_extension_entry);
    3873695    UNREGISTER_INI_ENTRIES();
    3874     return SUCCESS;
    3875 }
    3876 /* }}} */
    3877 /* {{{ PHP_RINIT_FUNCTION(xcache) */
    3878 static PHP_RINIT_FUNCTION(xcache)
    3879 {
    3880     xc_request_init(TSRMLS_C);
    3881     return SUCCESS;
    3882 }
    3883 /* }}} */
    3884 /* {{{ PHP_RSHUTDOWN_FUNCTION(xcache) */
    3885 #ifndef ZEND_ENGINE_2
    3886 static PHP_RSHUTDOWN_FUNCTION(xcache)
    3887 #else
    3888 static ZEND_MODULE_POST_ZEND_DEACTIVATE_D(xcache)
    3889 #endif
    3890 {
    3891 #ifdef ZEND_ENGINE_2
    3892     TSRMLS_FETCH();
    3893 #endif
    3894 
    3895     xc_request_shutdown(TSRMLS_C);
     696    xcache_zend_extension_unregister(&xc_zend_extension_entry);
    3896697    return SUCCESS;
    3897698}
    … …  
    3921722    PHP_MINIT(xcache),
    3922723    PHP_MSHUTDOWN(xcache),
    3923     PHP_RINIT(xcache),
    3924 #ifndef ZEND_ENGINE_2
    3925     PHP_RSHUTDOWN(xcache),
    3926 #else
    3927     NULL,
    3928 #endif
     724    NULL, /* RINIT */
     725    NULL, /* RSHUTDOWN */
    3929726    PHP_MINFO(xcache),
    3930727    XCACHE_VERSION,
    … …  
    3935732#endif
    3936733#ifdef ZEND_ENGINE_2
    3937     ZEND_MODULE_POST_ZEND_DEACTIVATE_N(xcache),
     734    NULL /* ZEND_MODULE_POST_ZEND_DEACTIVATE_N */,
    3938735#else
    3939736    NULL,

  • trunk/xcache.h

    r1035 r1040  
    260260void xc_fix_op_array_info(const xc_entry_php_t *xce, const xc_entry_data_php_t *php, zend_op_array *op_array, int shallow_copy, const xc_op_array_info_t *op_array_info TSRMLS_DC);
    261261
     262extern zend_bool xc_test;
     263
    262264#endif /* __XCACHE_H */

  • trunk/xcache/xc_shm.h

    r982 r1040  
    66struct _xc_shm_t {
    77    const xc_shm_handlers_t *handlers;
    8     zend_bool disabled;
    98};
    109#define XC_SHM_IMPL _xc_shm_t

  • trunk/xcache_globals.h

    r982 r1040  
    1515#endif
    1616    xc_stack_t *php_holds;
     17    zend_uint php_holds_size;
    1718    xc_stack_t *var_holds;
     19    zend_uint var_holds_size;
    1820    time_t request_time;
    1921    long   var_ttl;
    20     zend_bool auth_enabled;
    2122
    2223    zend_llist gc_op_arrays;
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