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101 lines
2.8 KiB
C
101 lines
2.8 KiB
C
/*
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+----------------------------------------------------------------------+
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| Zend Engine |
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+----------------------------------------------------------------------+
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| Copyright (c) 1998-2015 Zend Technologies Ltd. (http://www.zend.com) |
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+----------------------------------------------------------------------+
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| This source file is subject to version 2.00 of the Zend license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available through the world-wide-web at the following url: |
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| http://www.zend.com/license/2_00.txt. |
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| If you did not receive a copy of the Zend license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@zend.com so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: Dmitry Stogov <dmitry@zend.com> |
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+----------------------------------------------------------------------+
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*/
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/* $Id: $ */
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#ifndef ZEND_STRING_H
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#define ZEND_STRING_H
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#include "zend.h"
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BEGIN_EXTERN_C()
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ZEND_API extern const char *(*zend_new_interned_string)(const char *str, int len, int free_src TSRMLS_DC);
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ZEND_API extern void (*zend_interned_strings_snapshot)(TSRMLS_D);
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ZEND_API extern void (*zend_interned_strings_restore)(TSRMLS_D);
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void zend_interned_strings_init(TSRMLS_D);
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void zend_interned_strings_dtor(TSRMLS_D);
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END_EXTERN_C()
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#ifndef ZTS
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#define IS_INTERNED(s) \
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(((s) >= CG(interned_strings_start)) && ((s) < CG(interned_strings_end)))
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#else
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#define IS_INTERNED(s) \
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(0)
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#endif
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#define INTERNED_LEN(s) \
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(((Bucket*)(((char*)(s))-sizeof(Bucket)))->nKeyLength)
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#define INTERNED_HASH(s) \
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(((Bucket*)(((char*)(s))-sizeof(Bucket)))->h)
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#define str_efree(s) do { \
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if (!IS_INTERNED(s)) { \
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efree((char*)s); \
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} \
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} while (0)
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#define str_efree_rel(s) do { \
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if (!IS_INTERNED(s)) { \
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efree_rel((char *)s); \
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} \
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} while (0)
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#define str_free(s) do { \
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if (!IS_INTERNED(s)) { \
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free((char*)s); \
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} \
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} while (0)
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#define str_erealloc(str, new_len) \
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(IS_INTERNED(str) \
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? _str_erealloc(str, new_len, INTERNED_LEN(str)) \
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: erealloc(str, new_len))
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static inline char *_str_erealloc(char *str, size_t new_len, size_t old_len) {
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char *buf = (char *) emalloc(new_len);
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memcpy(buf, str, old_len);
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return buf;
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}
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#define str_estrndup(str, len) \
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(IS_INTERNED(str) ? (str) : estrndup((str), (len)))
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#define str_strndup(str, len) \
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(IS_INTERNED(str) ? (str) : zend_strndup((str), (len)));
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#define str_hash(str, len) \
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(IS_INTERNED(str) ? INTERNED_HASH(str) : zend_hash_func((str), (len)+1))
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#endif /* ZEND_STRING_H */
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* indent-tabs-mode: t
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* End:
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*/
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