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114 lines
4.1 KiB
C
114 lines
4.1 KiB
C
/*
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+----------------------------------------------------------------------+
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| Copyright (c) The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 3.01 of the PHP 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.php.net/license/3_01.txt |
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| If you did not receive a copy of the PHP 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@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Author: Sascha Schumann <sascha@schumann.cx> |
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| Xinchen Hui <laruence@php.net> |
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+----------------------------------------------------------------------+
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*/
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#ifndef PHP_SMART_STRING_H
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#define PHP_SMART_STRING_H
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#include "zend_smart_string_public.h"
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#include <stdlib.h>
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#include <zend.h>
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/* wrapper */
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#define smart_string_appends_ex(str, src, what) \
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smart_string_appendl_ex((str), (src), strlen(src), (what))
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#define smart_string_appends(str, src) \
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smart_string_appendl((str), (src), strlen(src))
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#define smart_string_append_ex(str, src, what) \
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smart_string_appendl_ex((str), ((smart_string *)(src))->c, \
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((smart_string *)(src))->len, (what));
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#define smart_string_sets(str, src) \
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smart_string_setl((str), (src), strlen(src));
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#define smart_string_appendc(str, c) \
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smart_string_appendc_ex((str), (c), 0)
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#define smart_string_free(s) \
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smart_string_free_ex((s), 0)
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#define smart_string_appendl(str, src, len) \
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smart_string_appendl_ex((str), (src), (len), 0)
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#define smart_string_append(str, src) \
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smart_string_append_ex((str), (src), 0)
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#define smart_string_append_long(str, val) \
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smart_string_append_long_ex((str), (val), 0)
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#define smart_string_append_unsigned(str, val) \
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smart_string_append_unsigned_ex((str), (val), 0)
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ZEND_API void ZEND_FASTCALL _smart_string_alloc_persistent(smart_string *str, size_t len);
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ZEND_API void ZEND_FASTCALL _smart_string_alloc(smart_string *str, size_t len);
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static zend_always_inline size_t smart_string_alloc(smart_string *str, size_t len, zend_bool persistent) {
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if (UNEXPECTED(!str->c) || UNEXPECTED(len >= str->a - str->len)) {
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if (persistent) {
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_smart_string_alloc_persistent(str, len);
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} else {
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_smart_string_alloc(str, len);
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}
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}
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return str->len + len;
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}
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static zend_always_inline void smart_string_free_ex(smart_string *str, zend_bool persistent) {
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if (str->c) {
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pefree(str->c, persistent);
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str->c = NULL;
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}
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str->a = str->len = 0;
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}
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static zend_always_inline void smart_string_0(smart_string *str) {
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if (str->c) {
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str->c[str->len] = '\0';
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}
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}
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static zend_always_inline void smart_string_appendc_ex(smart_string *dest, char ch, zend_bool persistent) {
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dest->len = smart_string_alloc(dest, 1, persistent);
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dest->c[dest->len - 1] = ch;
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}
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static zend_always_inline void smart_string_appendl_ex(smart_string *dest, const char *str, size_t len, zend_bool persistent) {
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size_t new_len = smart_string_alloc(dest, len, persistent);
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memcpy(dest->c + dest->len, str, len);
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dest->len = new_len;
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}
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static zend_always_inline void smart_string_append_long_ex(smart_string *dest, zend_long num, zend_bool persistent) {
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char buf[32];
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char *result = zend_print_long_to_buf(buf + sizeof(buf) - 1, num);
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smart_string_appendl_ex(dest, result, buf + sizeof(buf) - 1 - result, persistent);
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}
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static zend_always_inline void smart_string_append_unsigned_ex(smart_string *dest, zend_ulong num, zend_bool persistent) {
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char buf[32];
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char *result = zend_print_ulong_to_buf(buf + sizeof(buf) - 1, num);
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smart_string_appendl_ex(dest, result, buf + sizeof(buf) - 1 - result, persistent);
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}
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static zend_always_inline void smart_string_setl(smart_string *dest, char *src, size_t len) {
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dest->len = len;
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dest->a = len + 1;
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dest->c = src;
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}
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static zend_always_inline void smart_string_reset(smart_string *str) {
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str->len = 0;
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}
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#endif
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