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c8955c078a
Cf. <https://github.com/php/php-src/pull/10220#issuecomment-1383739816>. This reverts commitecc880f491
. This reverts commit588a07f737
. This reverts commitf377e15751
. This reverts commitb4ba16fe18
. This reverts commit694ec1deea
. This reverts commit6b34de8eba
. This reverts commitaa1cd02a43
. This reverts commit308fd311ea
. This reverts commit16203b53e1
. This reverts commit738fb5ca54
. This reverts commit9fdbefacd3
. This reverts commitcd4a7c1d90
. This reverts commit928685eba2
. This reverts commit01e5ffc85c
.
213 lines
7.2 KiB
C
213 lines
7.2 KiB
C
/*
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+----------------------------------------------------------------------+
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| Zend Engine |
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+----------------------------------------------------------------------+
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| Copyright (c) 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 |
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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: Masaki Fujimoto <fujimoto@php.net> |
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| Rui Hirokawa <hirokawa@php.net> |
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+----------------------------------------------------------------------+
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*/
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#include "zend.h"
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#include "zend_compile.h"
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#include "zend_operators.h"
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#include "zend_multibyte.h"
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#include "zend_ini.h"
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static const zend_encoding *dummy_encoding_fetcher(const char *encoding_name)
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{
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return NULL;
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}
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static const char *dummy_encoding_name_getter(const zend_encoding *encoding)
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{
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return (const char*)encoding;
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}
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static bool dummy_encoding_lexer_compatibility_checker(const zend_encoding *encoding)
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{
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return 0;
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}
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static const zend_encoding *dummy_encoding_detector(const unsigned char *string, size_t length, const zend_encoding **list, size_t list_size)
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{
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return NULL;
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}
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static size_t dummy_encoding_converter(unsigned char **to, size_t *to_length, const unsigned char *from, size_t from_length, const zend_encoding *encoding_to, const zend_encoding *encoding_from)
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{
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return (size_t)-1;
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}
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static zend_result dummy_encoding_list_parser(const char *encoding_list, size_t encoding_list_len, const zend_encoding ***return_list, size_t *return_size, bool persistent)
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{
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*return_list = pemalloc(0, persistent);
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*return_size = 0;
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return SUCCESS;
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}
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static const zend_encoding *dummy_internal_encoding_getter(void)
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{
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return NULL;
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}
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static zend_result dummy_internal_encoding_setter(const zend_encoding *encoding)
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{
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return FAILURE;
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}
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static zend_multibyte_functions multibyte_functions_dummy;
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static zend_multibyte_functions multibyte_functions = {
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NULL,
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dummy_encoding_fetcher,
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dummy_encoding_name_getter,
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dummy_encoding_lexer_compatibility_checker,
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dummy_encoding_detector,
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dummy_encoding_converter,
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dummy_encoding_list_parser,
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dummy_internal_encoding_getter,
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dummy_internal_encoding_setter
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};
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ZEND_API const zend_encoding *zend_multibyte_encoding_utf32be = (const zend_encoding*)"UTF-32BE";
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ZEND_API const zend_encoding *zend_multibyte_encoding_utf32le = (const zend_encoding*)"UTF-32LE";
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ZEND_API const zend_encoding *zend_multibyte_encoding_utf16be = (const zend_encoding*)"UTF-16BE";
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ZEND_API const zend_encoding *zend_multibyte_encoding_utf16le = (const zend_encoding*)"UTF-32LE";
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ZEND_API const zend_encoding *zend_multibyte_encoding_utf8 = (const zend_encoding*)"UTF-8";
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ZEND_API zend_result zend_multibyte_set_functions(const zend_multibyte_functions *functions)
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{
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zend_multibyte_encoding_utf32be = functions->encoding_fetcher("UTF-32BE");
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if (!zend_multibyte_encoding_utf32be) {
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return FAILURE;
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}
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zend_multibyte_encoding_utf32le = functions->encoding_fetcher("UTF-32LE");
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if (!zend_multibyte_encoding_utf32le) {
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return FAILURE;
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}
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zend_multibyte_encoding_utf16be = functions->encoding_fetcher("UTF-16BE");
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if (!zend_multibyte_encoding_utf16be) {
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return FAILURE;
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}
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zend_multibyte_encoding_utf16le = functions->encoding_fetcher("UTF-16LE");
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if (!zend_multibyte_encoding_utf16le) {
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return FAILURE;
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}
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zend_multibyte_encoding_utf8 = functions->encoding_fetcher("UTF-8");
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if (!zend_multibyte_encoding_utf8) {
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return FAILURE;
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}
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multibyte_functions_dummy = multibyte_functions;
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multibyte_functions = *functions;
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/* As zend_multibyte_set_functions() gets called after ini settings were
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* populated, we need to reinitialize script_encoding here.
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*/
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{
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const char *value = zend_ini_string("zend.script_encoding", sizeof("zend.script_encoding") - 1, 0);
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zend_multibyte_set_script_encoding_by_string(value, strlen(value));
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}
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return SUCCESS;
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}
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ZEND_API void zend_multibyte_restore_functions(void)
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{
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multibyte_functions = multibyte_functions_dummy;
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}
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ZEND_API const zend_multibyte_functions *zend_multibyte_get_functions(void)
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{
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return multibyte_functions.provider_name ? &multibyte_functions: NULL;
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}
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ZEND_API const zend_encoding *zend_multibyte_fetch_encoding(const char *name)
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{
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return multibyte_functions.encoding_fetcher(name);
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}
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ZEND_API const char *zend_multibyte_get_encoding_name(const zend_encoding *encoding)
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{
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return multibyte_functions.encoding_name_getter(encoding);
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}
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ZEND_API int zend_multibyte_check_lexer_compatibility(const zend_encoding *encoding)
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{
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return multibyte_functions.lexer_compatibility_checker(encoding);
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}
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ZEND_API const zend_encoding *zend_multibyte_encoding_detector(const unsigned char *string, size_t length, const zend_encoding **list, size_t list_size)
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{
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return multibyte_functions.encoding_detector(string, length, list, list_size);
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}
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ZEND_API size_t zend_multibyte_encoding_converter(unsigned char **to, size_t *to_length, const unsigned char *from, size_t from_length, const zend_encoding *encoding_to, const zend_encoding *encoding_from)
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{
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return multibyte_functions.encoding_converter(to, to_length, from, from_length, encoding_to, encoding_from);
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}
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ZEND_API zend_result zend_multibyte_parse_encoding_list(const char *encoding_list, size_t encoding_list_len, const zend_encoding ***return_list, size_t *return_size, bool persistent)
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{
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return multibyte_functions.encoding_list_parser(encoding_list, encoding_list_len, return_list, return_size, persistent);
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}
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ZEND_API const zend_encoding *zend_multibyte_get_internal_encoding(void)
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{
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return multibyte_functions.internal_encoding_getter();
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}
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ZEND_API const zend_encoding *zend_multibyte_get_script_encoding(void)
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{
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return LANG_SCNG(script_encoding);
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}
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ZEND_API int zend_multibyte_set_script_encoding(const zend_encoding **encoding_list, size_t encoding_list_size)
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{
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if (CG(script_encoding_list)) {
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free((char*)CG(script_encoding_list));
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}
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CG(script_encoding_list) = encoding_list;
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CG(script_encoding_list_size) = encoding_list_size;
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return SUCCESS;
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}
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ZEND_API zend_result zend_multibyte_set_internal_encoding(const zend_encoding *encoding)
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{
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return multibyte_functions.internal_encoding_setter(encoding);
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}
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ZEND_API zend_result zend_multibyte_set_script_encoding_by_string(const char *new_value, size_t new_value_length)
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{
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const zend_encoding **list = 0;
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size_t size = 0;
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if (!new_value) {
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zend_multibyte_set_script_encoding(NULL, 0);
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return SUCCESS;
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}
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if (FAILURE == zend_multibyte_parse_encoding_list(new_value, new_value_length, &list, &size, 1)) {
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return FAILURE;
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}
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if (size == 0) {
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pefree((void*)list, 1);
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return FAILURE;
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}
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if (FAILURE == zend_multibyte_set_script_encoding(list, size)) {
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return FAILURE;
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}
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return SUCCESS;
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}
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