mirror of
https://github.com/php/php-src.git
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152 lines
6.4 KiB
C
152 lines
6.4 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: Anatol Belski <ab@php.net> |
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+----------------------------------------------------------------------+
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*/
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#ifndef PHP_WIN32_CODEPAGE_H
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#define PHP_WIN32_CODEPAGE_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef PHP_EXPORTS
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# define PW32CP __declspec(dllexport)
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#else
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# define PW32CP __declspec(dllimport)
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#endif
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#define PHP_WIN32_CP_IGNORE_LEN (0)
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#define PHP_WIN32_CP_IGNORE_LEN_P ((size_t *)-1)
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struct php_win32_cp {
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DWORD id;
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DWORD to_w_fl;
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DWORD from_w_fl;
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DWORD char_size;
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char *name;
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char *enc;
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char *desc;
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};
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PW32CP BOOL php_win32_cp_use_unicode(void);
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PW32CP const struct php_win32_cp *php_win32_cp_do_setup(const char *);
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#define php_win32_cp_setup() php_win32_cp_do_setup(NULL)
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PW32CP const struct php_win32_cp *php_win32_cp_do_update(const char *);
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#define php_win32_cp_update() php_win32_cp_do_update(NULL)
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PW32CP const struct php_win32_cp *php_win32_cp_shutdown(void);
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PW32CP const struct php_win32_cp *php_win32_cp_get_current(void);
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PW32CP const struct php_win32_cp *php_win32_cp_get_orig(void);
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PW32CP const struct php_win32_cp *php_win32_cp_get_by_id(DWORD id);
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PW32CP const struct php_win32_cp *php_win32_cp_set_by_id(DWORD id);
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PW32CP const struct php_win32_cp *php_win32_cp_get_by_enc(const char *enc);
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PW32CP const struct php_win32_cp *php_win32_cp_cli_do_setup(DWORD);
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#define php_win32_cp_cli_setup() php_win32_cp_cli_do_setup(0)
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#define php_win32_cp_cli_update() php_win32_cp_cli_do_setup(0)
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PW32CP const struct php_win32_cp *php_win32_cp_cli_do_restore(DWORD);
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#define php_win32_cp_cli_restore() php_win32_cp_cli_do_restore(0)
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/* This API is binary safe and expects a \0 terminated input.
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The returned out is \0 terminated, but the length doesn't count \0. */
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PW32CP wchar_t *php_win32_cp_conv_to_w(DWORD in_cp, DWORD flags, const char* in, size_t in_len, size_t *out_len);
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PW32CP wchar_t *php_win32_cp_conv_utf8_to_w(const char* in, size_t in_len, size_t *out_len);
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#define php_win32_cp_utf8_to_w(in) php_win32_cp_conv_utf8_to_w(in, PHP_WIN32_CP_IGNORE_LEN, PHP_WIN32_CP_IGNORE_LEN_P)
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PW32CP wchar_t *php_win32_cp_conv_cur_to_w(const char* in, size_t in_len, size_t *out_len);
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#define php_win32_cp_cur_to_w(in) php_win32_cp_conv_cur_to_w(in, PHP_WIN32_CP_IGNORE_LEN, PHP_WIN32_CP_IGNORE_LEN_P)
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PW32CP wchar_t *php_win32_cp_conv_ascii_to_w(const char* in, size_t in_len, size_t *out_len);
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#define php_win32_cp_ascii_to_w(in) php_win32_cp_conv_ascii_to_w(in, PHP_WIN32_CP_IGNORE_LEN, PHP_WIN32_CP_IGNORE_LEN_P)
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PW32CP char *php_win32_cp_conv_from_w(DWORD out_cp, DWORD flags, const wchar_t* in, size_t in_len, size_t *out_len);
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PW32CP char *php_win32_cp_conv_w_to_utf8(const wchar_t* in, size_t in_len, size_t *out_len);
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#define php_win32_cp_w_to_utf8(in) php_win32_cp_conv_w_to_utf8(in, PHP_WIN32_CP_IGNORE_LEN, PHP_WIN32_CP_IGNORE_LEN_P)
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PW32CP char *php_win32_cp_conv_w_to_cur(const wchar_t* in, size_t in_len, size_t *out_len);
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#define php_win32_cp_w_to_cur(in) php_win32_cp_conv_w_to_cur(in, PHP_WIN32_CP_IGNORE_LEN, PHP_WIN32_CP_IGNORE_LEN_P)
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PW32CP wchar_t *php_win32_cp_env_any_to_w(const char* env);
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/* This function tries to make the best guess to convert any
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given string to a wide char, also preferring the fastest code
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path to unicode. It returns NULL on fail. */
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__forceinline static wchar_t *php_win32_cp_conv_any_to_w(const char* in, size_t in_len, size_t *out_len)
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{/*{{{*/
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wchar_t *ret = NULL;
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if (php_win32_cp_use_unicode()) {
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/* First try the pure ascii conversion. This is the fastest way to do the
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thing. Only applicable if the source string is UTF-8 in general.
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While it could possibly be ok with European encodings, usage with
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Asian encodings can cause unintended side effects. Lookup the term
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"mojibake" if need more. */
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ret = php_win32_cp_conv_ascii_to_w(in, in_len, out_len);
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/* If that failed, try to convert to multibyte. */
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if (!ret) {
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ret = php_win32_cp_conv_utf8_to_w(in, in_len, out_len);
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/* Still need this fallback with regard to possible broken data
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in the existing scripts. Broken data might be hardcoded in
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the user scripts, as UTF-8 settings was de facto ignored in
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older PHP versions. The fallback can be removed later for
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the sake of purity, keep now for BC reasons. */
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if (!ret) {
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const struct php_win32_cp *acp = php_win32_cp_get_by_id(GetACP());
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if (acp) {
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ret = php_win32_cp_conv_to_w(acp->id, acp->to_w_fl, in, in_len, out_len);
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}
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}
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}
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} else {
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/* No unicode, convert from the current thread cp. */
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ret = php_win32_cp_conv_cur_to_w(in, in_len, out_len);
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}
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return ret;
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}/*}}}*/
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#define php_win32_cp_any_to_w(in) php_win32_cp_conv_any_to_w(in, PHP_WIN32_CP_IGNORE_LEN, PHP_WIN32_CP_IGNORE_LEN_P)
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/* This function converts from unicode function output back to PHP. If
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the PHP's current charset is not compatible with unicode, so the currently
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configured CP will be used. */
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__forceinline static char *php_win32_cp_conv_w_to_any(const wchar_t* in, size_t in_len, size_t *out_len)
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{/*{{{*/
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return php_win32_cp_conv_w_to_cur(in, in_len, out_len);
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}/*}}}*/
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#define php_win32_cp_w_to_any(in) php_win32_cp_conv_w_to_any(in, PHP_WIN32_CP_IGNORE_LEN, PHP_WIN32_CP_IGNORE_LEN_P)
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#define PHP_WIN32_CP_W_TO_ANY_ARRAY(aw, aw_len, aa, aa_len) do { \
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int i; \
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aa_len = aw_len; \
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aa = (char **) malloc(aw_len * sizeof(char *)); \
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if (!aa) { \
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break; \
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} \
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for (i = 0; i < aw_len; i++) { \
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aa[i] = php_win32_cp_w_to_any(aw[i]); \
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} \
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} while (0);
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#define PHP_WIN32_CP_FREE_ARRAY(a, a_len) do { \
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int i; \
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for (i = 0; i < a_len; i++) { \
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free(a[i]); \
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} \
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free(a); \
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} while (0);
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#ifdef __cplusplus
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}
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#endif
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#endif /* PHP_WIN32_CODEPAGE_H */
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