JezK
Edit File: zend_string.h
/* +----------------------------------------------------------------------+ | Zend Engine | +----------------------------------------------------------------------+ | Copyright (c) 1998-2016 Zend Technologies Ltd. (http://www.zend.com) | +----------------------------------------------------------------------+ | This source file is subject to version 2.00 of the Zend license, | | that is bundled with this package in the file LICENSE, and is | | available through the world-wide-web at the following url: | | http://www.zend.com/license/2_00.txt. | | If you did not receive a copy of the Zend license and are unable to | | obtain it through the world-wide-web, please send a note to | | license@zend.com so we can mail you a copy immediately. | +----------------------------------------------------------------------+ | Authors: Dmitry Stogov <dmitry@zend.com> | +----------------------------------------------------------------------+ */ /* $Id: $ */ #ifndef ZEND_STRING_H #define ZEND_STRING_H #include "zend.h" BEGIN_EXTERN_C() ZEND_API extern const char *(*zend_new_interned_string)(const char *str, int len, int free_src TSRMLS_DC); ZEND_API extern void (*zend_interned_strings_snapshot)(TSRMLS_D); ZEND_API extern void (*zend_interned_strings_restore)(TSRMLS_D); void zend_interned_strings_init(TSRMLS_D); void zend_interned_strings_dtor(TSRMLS_D); ZEND_API char *zend_string_concat3( const char *str1, size_t str1_len, const char *str2, size_t str2_len, const char *str3, size_t str3_len, size_t *new_len); END_EXTERN_C() #ifndef ZTS #define IS_INTERNED(s) \ (((s) >= CG(interned_strings_start)) && ((s) < CG(interned_strings_end))) #else #define IS_INTERNED(s) \ (0) #endif #define INTERNED_LEN(s) \ (((Bucket*)(((char*)(s))-sizeof(Bucket)))->nKeyLength) #define INTERNED_HASH(s) \ (((Bucket*)(((char*)(s))-sizeof(Bucket)))->h) #define str_efree(s) do { \ if (!IS_INTERNED(s)) { \ efree((char*)s); \ } \ } while (0) #define str_efree_rel(s) do { \ if (!IS_INTERNED(s)) { \ efree_rel((char *)s); \ } \ } while (0) #define str_free(s) do { \ if (!IS_INTERNED(s)) { \ free((char*)s); \ } \ } while (0) #define str_erealloc(str, new_len) \ (IS_INTERNED(str) \ ? _str_erealloc(str, new_len, INTERNED_LEN(str)) \ : erealloc(str, new_len)) static inline char *_str_erealloc(char *str, size_t new_len, size_t old_len) { char *buf = (char *) emalloc(new_len); memcpy(buf, str, old_len); return buf; } #define str_estrndup(str, len) \ (IS_INTERNED(str) ? (str) : estrndup((str), (len))) #define str_strndup(str, len) \ (IS_INTERNED(str) ? (str) : zend_strndup((str), (len))); #define str_hash(str, len) \ (IS_INTERNED(str) ? INTERNED_HASH(str) : zend_hash_func((str), (len)+1)) #endif /* ZEND_STRING_H */ /* * Local variables: * tab-width: 4 * c-basic-offset: 4 * indent-tabs-mode: t * End: */