diff options
Diffstat (limited to 'win32/codepage.h')
| -rw-r--r-- | win32/codepage.h | 162 |
1 files changed, 162 insertions, 0 deletions
diff --git a/win32/codepage.h b/win32/codepage.h new file mode 100644 index 0000000000..96afd443ec --- /dev/null +++ b/win32/codepage.h @@ -0,0 +1,162 @@ +/* + +----------------------------------------------------------------------+ + | PHP Version 7 | + +----------------------------------------------------------------------+ + | Copyright (c) 1997-2016 The PHP Group | + +----------------------------------------------------------------------+ + | This source file is subject to version 3.01 of the PHP 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.php.net/license/3_01.txt | + | If you did not receive a copy of the PHP license and are unable to | + | obtain it through the world-wide-web, please send a note to | + | license@php.net so we can mail you a copy immediately. | + +----------------------------------------------------------------------+ + | Author: Anatol Belski <ab@php.net> | + +----------------------------------------------------------------------+ +*/ + +#ifndef PHP_WIN32_CODEPAGE_H +#define PHP_WIN32_CODEPAGE_H + +#ifdef __cplusplus +extern "C" { +#endif + +#ifdef PHP_EXPORTS +# define PW32CP __declspec(dllexport) +#else +# define PW32CP __declspec(dllimport) +#endif + +#define PHP_WIN32_CP_IGNORE_LEN (0) +#define PHP_WIN32_CP_IGNORE_LEN_P ((size_t *)-1) + +struct php_win32_cp { + DWORD id; + DWORD to_w_fl; + DWORD from_w_fl; + DWORD char_size; + char *name; + char *enc; + char *desc; +}; + +PW32CP BOOL php_win32_cp_use_unicode(void); +PW32CP const struct php_win32_cp *php_win32_cp_do_setup(const char *); +#define php_win32_cp_setup() php_win32_cp_do_setup(NULL) +PW32CP const struct php_win32_cp *php_win32_cp_do_update(const char *); +#define php_win32_cp_update() php_win32_cp_do_update(NULL) +PW32CP const struct php_win32_cp *php_win32_cp_shutdown(void); +PW32CP const struct php_win32_cp *php_win32_cp_get_current(void); +PW32CP const struct php_win32_cp *php_win32_cp_get_orig(void); +PW32CP const struct php_win32_cp *php_win32_cp_get_by_id(DWORD id); +PW32CP const struct php_win32_cp *php_win32_cp_set_by_id(DWORD id); +PW32CP const struct php_win32_cp *php_win32_cp_get_by_enc(const char *enc); +PW32CP const struct php_win32_cp *php_win32_cp_cli_do_setup(DWORD); +#define php_win32_cp_cli_setup() php_win32_cp_cli_do_setup(0) +#define php_win32_cp_cli_update() php_win32_cp_cli_do_setup(0) +PW32CP const struct php_win32_cp *php_win32_cp_cli_do_restore(DWORD); +#define php_win32_cp_cli_restore() php_win32_cp_cli_do_restore(0) + +/* This API is binary safe and expects a \0 terminated input. + The returned out is \0 terminated, but the length doesn't count \0. */ +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); +PW32CP wchar_t *php_win32_cp_conv_utf8_to_w(const char* in, size_t in_len, size_t *out_len); +#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) +PW32CP wchar_t *php_win32_cp_conv_cur_to_w(const char* in, size_t in_len, size_t *out_len); +#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) +PW32CP wchar_t *php_win32_cp_conv_ascii_to_w(const char* in, size_t in_len, size_t *out_len); +#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) +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); +PW32CP char *php_win32_cp_conv_w_to_utf8(const wchar_t* in, size_t in_len, size_t *out_len); +#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) +PW32CP char *php_win32_cp_conv_w_to_cur(const wchar_t* in, size_t in_len, size_t *out_len); +#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) +PW32CP wchar_t *php_win32_cp_env_any_to_w(const char* env); + +/* This function tries to make the best guess to convert any + given string to a wide char, also prefering the fastest code + path to unicode. It returns NULL on fail. */ +__forceinline static wchar_t *php_win32_cp_conv_any_to_w(const char* in, size_t in_len, size_t *out_len) +{/*{{{*/ + wchar_t *ret = NULL; + + if (php_win32_cp_use_unicode()) { + /* First try the pure ascii conversion. This is the fastest way to do the + thing. Only applicable if the source string is UTF-8 in general. + While it could possibly be ok with European encodings, usage with + Asian encodings can cause unintended side effects. Lookup the term + "mojibake" if need more. */ + ret = php_win32_cp_conv_ascii_to_w(in, in_len, out_len); + + /* If that failed, try to convert to multibyte. */ + if (!ret) { + ret = php_win32_cp_conv_utf8_to_w(in, in_len, out_len); + + /* Still need this fallback with regard to possible broken data + in the existing scripts. Broken data might be hardcoded in + the user scripts, as UTF-8 settings was de facto ignored in + older PHP versions. The fallback can be removed later for + the sake of purity, keep now for BC reasons. */ + if (!ret) { + const struct php_win32_cp *acp = php_win32_cp_get_by_id(GetACP()); + + if (acp) { + ret = php_win32_cp_conv_to_w(acp->id, acp->to_w_fl, in, in_len, out_len); + } + } + } + } else { + /* No unicode, convert from the current thread cp. */ + ret = php_win32_cp_conv_cur_to_w(in, in_len, out_len); + } + + return ret; +}/*}}}*/ +#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) + +/* This function converts from unicode function output back to PHP. If + the PHP's current charset is not compatible with unicode, so the currently + configured CP will be used. */ +__forceinline static char *php_win32_cp_conv_w_to_any(const wchar_t* in, size_t in_len, size_t *out_len) +{/*{{{*/ + return php_win32_cp_conv_w_to_cur(in, in_len, out_len); +}/*}}}*/ +#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) + +#define PHP_WIN32_CP_W_TO_ANY_ARRAY(aw, aw_len, aa, aa_len) do { \ + int i; \ + aa_len = aw_len; \ + aa = (char **) malloc(aw_len * sizeof(char *)); \ + if (!aa) { \ + break; \ + } \ + for (i = 0; i < aw_len; i++) { \ + aa[i] = php_win32_cp_w_to_any(aw[i]); \ + } \ +} while (0); + + +#define PHP_WIN32_CP_FREE_ARRAY(a, a_len) do { \ + int i; \ + for (i = 0; i < a_len; i++) { \ + free(a[i]); \ + } \ + free(a); \ +} while (0); + +#ifdef __cplusplus +} +#endif + +#endif /* PHP_WIN32_CODEPAGE_H */ + +/* + * Local variables: + * tab-width: 4 + * c-basic-offset: 4 + * End: + * vim600: sw=4 ts=4 fdm=marker + * vim<600: sw=4 ts=4 + */ |