Changeset 673 for trunk/xcache.c

Timestamp:

2009-08-26T04:18:14+02:00 (4 years ago)

Author:

moo

Message:

closes #225, unset by prefix

File:

• trunk/xcache.c (modified) (3 diffs)

trunk/xcache.c

@@ -210 +210 @@
                     return memcmp(a->name.ustr.val, b->name.ustr.val, (a->name.ustr.len + 1) * sizeof(UChar)) == 0;
                 }
-                else {
-                    return memcmp(a->name.str.val, b->name.str.val, a->name.str.len + 1) == 0;
+#endif
+                if (a->name.str.len != b->name.str.len) {
+                    return 0;
                 }
-#else
                 return memcmp(a->name.str.val, b->name.str.val, a->name.str.len + 1) == 0;
-#endif
+
+            } while(0);
+        default:
+            assert(0);
+    }
+    return 0;
+}
+/* }}} */
+static inline int xc_entry_has_prefix_dmz(xc_entry_t *entry, zval *prefix) /* {{{ */
+{
+    /* this function isn't required but can be in dmz */
+
+    switch (entry->type) {
+        case XC_TYPE_PHP:
+        case XC_TYPE_VAR:
+            do {
+#ifdef IS_UNICODE
+                if (entry->name_type != prefix->type) {
+                    return 0;
+                }
+
+                if (entry->name_type == IS_UNICODE) {
+                    if (entry->name.ustr.len < Z_USTRLEN_P(prefix)) {
+                        return 0;
+                    }
+                    return memcmp(entry->name.ustr.val, Z_USTRVAL_P(prefix), Z_USTRLEN_P(prefix) * sizeof(UChar)) == 0;
+                }
+#endif
+                if (prefix->type != IS_STRING) {
+                    return 0;
+                }
+
+                if (entry->name.str.len < Z_STRLEN_P(prefix)) {
+                    return 0;
+                }
+
+                return memcmp(entry->name.str.val, Z_STRVAL_P(prefix), Z_STRLEN_P(prefix)) == 0;
 
             } while(0);
@@ -2656 +2692 @@
 }
 /* }}} */
+/* {{{ proto bool  xcache_unset_by_prefix(string prefix)
+   Unset existing data in cache by specified prefix */
+PHP_FUNCTION(xcache_unset_by_prefix)
+{
+    zval *prefix;
+    int i, iend;
+
+    if (!xc_var_caches) {
+        VAR_DISABLED_WARNING();
+        RETURN_FALSE;
+    }
+
+    if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &prefix) == FAILURE) {
+        return;
+    }
+
+    for (i = 0, iend = xc_var_hcache.size; i < iend; i ++) {
+        xc_cache_t *cache = xc_var_caches[i];
+        ENTER_LOCK(cache) {
+            int j, jend;
+            for (j = 0, jend = cache->hentry->size; j < jend; j ++) {
+                xc_entry_t *entry, *next;
+                for (entry = cache->entries[j]; entry; entry = next) {
+                    next = entry->next;
+                    if (xc_entry_has_prefix_dmz(entry, prefix)) {
+                        xc_entry_remove_dmz(entry TSRMLS_CC);
+                    }
+                }
+            }
+        } LEAVE_LOCK(cache);
+    }
+}
+/* }}} */
 static inline void xc_var_inc_dec(int inc, INTERNAL_FUNCTION_PARAMETERS) /* {{{ */
 {
@@ -2990 +3059 @@
     PHP_FE(xcache_isset,             NULL)
     PHP_FE(xcache_unset,             NULL)
+    PHP_FE(xcache_unset_by_prefix,   NULL)
 #ifdef HAVE_XCACHE_DPRINT
     PHP_FE(xcache_dprint,            NULL)