529 lines
14 KiB
C
529 lines
14 KiB
C
/*
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* msvcrt.dll locale functions
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*
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* Copyright 2000 Jon Griffiths
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*/
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#include "winnt.h"
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#include "msvcrt.h"
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DEFAULT_DEBUG_CHANNEL(msvcrt);
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/* FIXME: Need to hold locale for each LC_* type and aggregate
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* string to produce lc_all.
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*/
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#define MAX_ELEM_LEN 64 /* Max length of country/language/CP string */
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#define MAX_LOCALE_LENGTH 256
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char MSVCRT_current_lc_all[MAX_LOCALE_LENGTH];
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LCID MSVCRT_current_lc_all_lcid;
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int MSVCRT_current_lc_all_cp;
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/* MT */
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extern CRITICAL_SECTION MSVCRT_locale_cs;
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#define LOCK_LOCALE EnterCriticalSection(&MSVCRT_locale_cs)
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#define UNLOCK_LOCALE LeaveCriticalSection(&MSVCRT_locale_cs)
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/* ctype data modified when the locale changes */
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extern WORD MSVCRT__ctype [257];
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extern WORD MSVCRT_current_ctype[257];
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extern WORD* MSVCRT__pctype;
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/* mbctype data modified when the locale changes */
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extern int MSVCRT___mb_cur_max;
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extern unsigned char MSVCRT_mbctype[257];
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#define MSVCRT_LEADBYTE 0x8000
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/* Locales */
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#define MSVCRT_LC_ALL 0
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#define MSVCRT_LC_COLLATE 1
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#define MSVCRT_LC_CTYPE 2
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#define MSVCRT_LC_MONETARY 3
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#define MSVCRT_LC_NUMERIC 4
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#define MSVCRT_LC_TIME 5
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#define MSVCRT_LC_MIN MSVCRT_LC_ALL
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#define MSVCRT_LC_MAX MSVCRT_LC_TIME
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/* Friendly country strings & iso codes for synonym support.
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* Based on MS documentation for setlocale().
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*/
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static const char* _country_synonyms[] =
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{
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"Hong Kong","HK",
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"Hong-Kong","HK",
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"New Zealand","NZ",
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"New-Zealand","NZ",
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"PR China","CN",
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"PR-China","CN",
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"United Kingdom","GB",
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"United-Kingdom","GB",
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"Britain","GB",
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"England","GB",
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"Great Britain","GB",
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"United States","US",
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"United-States","US",
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"America","US"
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};
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/* INTERNAL: Map a synonym to an ISO code */
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static void remap_synonym(char *name)
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{
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size_t i;
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for (i = 0; i < sizeof(_country_synonyms)/sizeof(char*); i += 2 )
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{
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if (!strcasecmp(_country_synonyms[i],name))
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{
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TRACE(":Mapping synonym %s to %s\n",name,_country_synonyms[i+1]);
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name[0] = _country_synonyms[i+1][0];
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name[1] = _country_synonyms[i+1][1];
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name[2] = '\0';
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return;
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}
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}
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}
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/* Note: Flags are weighted in order of matching importance */
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#define FOUND_LANGUAGE 0x4
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#define FOUND_COUNTRY 0x2
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#define FOUND_CODEPAGE 0x1
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typedef struct {
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char search_language[MAX_ELEM_LEN];
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char search_country[MAX_ELEM_LEN];
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char search_codepage[MAX_ELEM_LEN];
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char found_language[MAX_ELEM_LEN];
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char found_country[MAX_ELEM_LEN];
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char found_codepage[MAX_ELEM_LEN];
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unsigned int match_flags;
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LANGID found_lang_id;
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} locale_search_t;
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#define CONTINUE_LOOKING TRUE
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#define STOP_LOOKING FALSE
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/* INTERNAL: Get and compare locale info with a given string */
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static int compare_info(LCID lcid, DWORD flags, char* buff, const char* cmp)
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{
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buff[0] = 0;
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GetLocaleInfoA(lcid, flags|LOCALE_NOUSEROVERRIDE,buff, MAX_ELEM_LEN);
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if (!buff[0] || !cmp[0])
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return 0;
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/* Partial matches are allowed, e.g. "Germ" matches "Germany" */
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return !strncasecmp(cmp, buff, strlen(cmp));
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}
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/* INTERNAL: Callback for enumerated languages */
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#ifdef __GNUC__
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#define UNUSED __attribute__((unused))
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#else
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#define UNUSED
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#endif
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static BOOL CALLBACK
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find_best_locale_proc(HMODULE hModule UNUSED, LPCSTR type UNUSED,
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LPCSTR name UNUSED, WORD LangID, LONG lParam)
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{
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locale_search_t *res = (locale_search_t *)lParam;
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const LCID lcid = MAKELCID(LangID, SORT_DEFAULT);
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char buff[MAX_ELEM_LEN];
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unsigned int flags = 0;
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if(PRIMARYLANGID(LangID) == LANG_NEUTRAL)
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return CONTINUE_LOOKING;
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/* Check Language */
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if (compare_info(lcid,LOCALE_SISO639LANGNAME,buff,res->search_language) ||
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compare_info(lcid,LOCALE_SABBREVLANGNAME,buff,res->search_language) ||
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compare_info(lcid,LOCALE_SENGLANGUAGE,buff,res->search_language))
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{
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TRACE(":Found language: %s->%s\n", res->search_language, buff);
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flags |= FOUND_LANGUAGE;
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memcpy(res->found_language,res->search_language,MAX_ELEM_LEN);
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}
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else if (res->match_flags & FOUND_LANGUAGE)
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{
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return CONTINUE_LOOKING;
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}
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/* Check Country */
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if (compare_info(lcid,LOCALE_SISO3166CTRYNAME,buff,res->search_country) ||
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compare_info(lcid,LOCALE_SABBREVCTRYNAME,buff,res->search_country) ||
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compare_info(lcid,LOCALE_SENGCOUNTRY,buff,res->search_country))
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{
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TRACE("Found country:%s->%s\n", res->search_country, buff);
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flags |= FOUND_COUNTRY;
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memcpy(res->found_country,res->search_country,MAX_ELEM_LEN);
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}
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else if (res->match_flags & FOUND_COUNTRY)
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{
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return CONTINUE_LOOKING;
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}
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/* Check codepage */
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if (compare_info(lcid,LOCALE_IDEFAULTCODEPAGE,buff,res->search_codepage) ||
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(compare_info(lcid,LOCALE_IDEFAULTANSICODEPAGE,buff,res->search_codepage)))
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{
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TRACE("Found codepage:%s->%s\n", res->search_codepage, buff);
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flags |= FOUND_CODEPAGE;
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memcpy(res->found_codepage,res->search_codepage,MAX_ELEM_LEN);
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}
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else if (res->match_flags & FOUND_CODEPAGE)
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{
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return CONTINUE_LOOKING;
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}
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if (flags > res->match_flags)
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{
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/* Found a better match than previously */
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res->match_flags = flags;
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res->found_lang_id = LangID;
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}
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if (flags & (FOUND_LANGUAGE & FOUND_COUNTRY & FOUND_CODEPAGE))
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{
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TRACE(":found exact locale match\n");
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return STOP_LOOKING;
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}
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return CONTINUE_LOOKING;
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}
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extern int atoi(const char *);
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/* Internal: Find the LCID for a locale specification */
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static LCID MSVCRT_locale_to_LCID(locale_search_t* locale)
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{
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LCID lcid;
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EnumResourceLanguagesA(GetModuleHandleA("KERNEL32"), RT_STRINGA,
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(LPCSTR)LOCALE_ILANGUAGE,find_best_locale_proc,
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(LONG)locale);
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if (!locale->match_flags)
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return 0;
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/* If we were given something that didn't match, fail */
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if (locale->search_country[0] && !(locale->match_flags & FOUND_COUNTRY))
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return 0;
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lcid = MAKELCID(locale->found_lang_id, SORT_DEFAULT);
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/* Populate partial locale, translating LCID to locale string elements */
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if (!locale->found_codepage[0])
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{
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/* Even if a codepage is not enumerated for a locale
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* it can be set if valid */
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if (locale->search_codepage[0])
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{
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if (IsValidCodePage(atoi(locale->search_codepage)))
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memcpy(locale->found_codepage,locale->search_codepage,MAX_ELEM_LEN);
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else
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{
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/* Special codepage values: OEM & ANSI */
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if (strcasecmp(locale->search_codepage,"OCP"))
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{
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GetLocaleInfoA(lcid, LOCALE_IDEFAULTCODEPAGE,
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locale->found_codepage, MAX_ELEM_LEN);
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}
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if (strcasecmp(locale->search_codepage,"ACP"))
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{
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GetLocaleInfoA(lcid, LOCALE_IDEFAULTANSICODEPAGE,
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locale->found_codepage, MAX_ELEM_LEN);
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}
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else
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return 0;
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if (!atoi(locale->found_codepage))
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return 0;
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}
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}
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else
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{
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/* Prefer ANSI codepages if present */
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GetLocaleInfoA(lcid, LOCALE_IDEFAULTANSICODEPAGE,
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locale->found_codepage, MAX_ELEM_LEN);
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if (!locale->found_codepage[0] || !atoi(locale->found_codepage))
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GetLocaleInfoA(lcid, LOCALE_IDEFAULTCODEPAGE,
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locale->found_codepage, MAX_ELEM_LEN);
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}
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}
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GetLocaleInfoA(lcid, LOCALE_SENGLANGUAGE|LOCALE_NOUSEROVERRIDE,
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locale->found_language, MAX_ELEM_LEN);
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GetLocaleInfoA(lcid, LOCALE_SENGCOUNTRY|LOCALE_NOUSEROVERRIDE,
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locale->found_country, MAX_ELEM_LEN);
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return lcid;
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}
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extern int snprintf(char *, int, const char *, ...);
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/* INTERNAL: Set ctype behaviour for a codepage */
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static void msvcrt_set_ctype(unsigned int codepage, LCID lcid)
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{
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CPINFO cp;
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memset(&cp, 0, sizeof(CPINFO));
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if (GetCPInfo(codepage, &cp))
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{
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int i;
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char str[3];
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unsigned char *traverse = (unsigned char *)cp.LeadByte;
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memset(MSVCRT_current_ctype, 0, sizeof(MSVCRT__ctype));
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MSVCRT_current_lc_all_cp = codepage;
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/* Switch ctype macros to MBCS if needed */
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MSVCRT___mb_cur_max = cp.MaxCharSize;
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/* Set remaining ctype flags: FIXME: faster way to do this? */
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str[1] = str[2] = 0;
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for (i = 0; i < 256; i++)
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{
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if (!(MSVCRT__pctype[i] & MSVCRT_LEADBYTE))
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{
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str[0] = i;
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GetStringTypeA(lcid, CT_CTYPE1, str, 1, MSVCRT__pctype + i);
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}
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}
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/* Set leadbyte flags */
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while (traverse[0] || traverse[1])
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{
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for( i = traverse[0]; i <= traverse[1]; i++ )
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MSVCRT_current_ctype[i+1] |= MSVCRT_LEADBYTE;
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traverse += 2;
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};
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}
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}
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/*********************************************************************
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* setlocale (MSVCRT.@)
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*/
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char* MSVCRT_setlocale(int category, const char* locale)
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{
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LCID lcid = 0;
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locale_search_t lc;
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int haveLang, haveCountry, haveCP;
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char* next;
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int lc_all = 0;
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TRACE("(%d %s)\n",category,locale);
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if (category < MSVCRT_LC_MIN || category > MSVCRT_LC_MAX)
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return NULL;
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if (locale == NULL)
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{
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/* Report the current Locale */
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return MSVCRT_current_lc_all;
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}
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LOCK_LOCALE;
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if (locale[0] == 'L' && locale[1] == 'C' && locale[2] == '_')
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{
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FIXME(":restore previous locale not implemented!\n");
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/* FIXME: Easiest way to do this is parse the string and
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* call this function recursively with its elements,
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* Where they differ for each lc_ type.
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*/
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UNLOCK_LOCALE;
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return MSVCRT_current_lc_all;
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}
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/* Default Locale: Special case handling */
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if (!strlen(locale) || ((toupper(locale[0]) == 'C') && !locale[1]))
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{
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MSVCRT_current_lc_all[0] = 'C';
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MSVCRT_current_lc_all[1] = '\0';
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MSVCRT_current_lc_all_cp = GetACP();
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switch (category) {
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case MSVCRT_LC_ALL:
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lc_all = 1; /* Fall through all cases ... */
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case MSVCRT_LC_COLLATE:
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if (!lc_all) break;
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case MSVCRT_LC_CTYPE:
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/* Restore C locale ctype info */
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MSVCRT___mb_cur_max = 1;
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memcpy(MSVCRT_current_ctype, MSVCRT__ctype, sizeof(MSVCRT__ctype));
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memset(MSVCRT_mbctype, 0, sizeof(MSVCRT_mbctype));
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if (!lc_all) break;
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case MSVCRT_LC_MONETARY:
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if (!lc_all) break;
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case MSVCRT_LC_NUMERIC:
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if (!lc_all) break;
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case MSVCRT_LC_TIME:
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}
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UNLOCK_LOCALE;
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return MSVCRT_current_lc_all;
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}
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/* Get locale elements */
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haveLang = haveCountry = haveCP = 0;
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memset(&lc,0,sizeof(lc));
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next = strchr(locale,'_');
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if (next && next != locale)
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{
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haveLang = 1;
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strncpy(lc.search_language,locale,next-locale);
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locale += next-locale+1;
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}
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next = strchr(locale,'.');
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if (next)
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{
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haveCP = 1;
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if (next == locale)
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{
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locale++;
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strncpy(lc.search_codepage, locale, MAX_ELEM_LEN);
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}
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else
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{
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if (haveLang)
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{
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haveCountry = 1;
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strncpy(lc.search_country,locale,next-locale);
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locale += next-locale+1;
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}
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else
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{
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haveLang = 1;
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strncpy(lc.search_language,locale,next-locale);
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locale += next-locale+1;
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}
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strncpy(lc.search_codepage, locale, MAX_ELEM_LEN);
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}
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}
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else
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{
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if (haveLang)
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{
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haveCountry = 1;
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strncpy(lc.search_country, locale, MAX_ELEM_LEN);
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}
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else
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{
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haveLang = 1;
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strncpy(lc.search_language, locale, MAX_ELEM_LEN);
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}
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}
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if (haveCountry)
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remap_synonym(lc.search_country);
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if (haveCP && !haveCountry && !haveLang)
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{
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FIXME(":Codepage only locale not implemented");
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/* FIXME: Use default lang/country and skip locale_to_LCID()
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* call below...
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*/
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UNLOCK_LOCALE;
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return NULL;
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}
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lcid = MSVCRT_locale_to_LCID(&lc);
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TRACE(":found LCID %ld\n",lcid);
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if (lcid == 0)
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{
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UNLOCK_LOCALE;
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return NULL;
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}
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MSVCRT_current_lc_all_lcid = lcid;
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snprintf(MSVCRT_current_lc_all,MAX_LOCALE_LENGTH,"%s_%s.%s",
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lc.found_language,lc.found_country,lc.found_codepage);
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switch (category) {
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case MSVCRT_LC_ALL:
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lc_all = 1; /* Fall through all cases ... */
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case MSVCRT_LC_COLLATE:
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if (!lc_all) break;
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case MSVCRT_LC_CTYPE:
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msvcrt_set_ctype(atoi(lc.found_codepage),lcid);
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if (!lc_all) break;
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case MSVCRT_LC_MONETARY:
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if (!lc_all) break;
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case MSVCRT_LC_NUMERIC:
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if (!lc_all) break;
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case MSVCRT_LC_TIME:
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}
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UNLOCK_LOCALE;
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return MSVCRT_current_lc_all;
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}
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/*********************************************************************
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* _Getdays (MSVCRT.@)
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*/
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const char* _Getdays(void)
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{
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static const char *MSVCRT_days = ":Sun:Sunday:Mon:Monday:Tue:Tuesday:Wed:"
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"Wednesday:Thu:Thursday:Fri:Friday:Sat:Saturday";
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/* FIXME: Use locale */
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TRACE("(void) semi-stub");
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return MSVCRT_days;
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}
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/*********************************************************************
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* _Getmonths (MSVCRT.@)
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*/
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const char* _Getmonths(void)
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{
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static const char *MSVCRT_months = ":Jan:January:Feb:February:Mar:March:Apr:"
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"April:May:May:Jun:June:Jul:July:Aug:August:Sep:September:Oct:"
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"October:Nov:November:Dec:December";
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/* FIXME: Use locale */
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TRACE("(void) semi-stub");
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return MSVCRT_months;
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}
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/*********************************************************************
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* _Getnames (MSVCRT.@)
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*/
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const char* _Getnames(void)
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{
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/* FIXME: */
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TRACE("(void) stub");
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return "";
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}
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/*********************************************************************
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* _Strftime (MSVCRT.@)
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*/
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const char* _Strftime(char *out, unsigned int len, const char *fmt,
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const void *tm, void *foo)
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{
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/* FIXME: */
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TRACE("(%p %d %s %p %p) stub", out, len, fmt, tm, foo);
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return "";
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}
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/* FIXME: MBCP probably belongs in mbcs.c */
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/*********************************************************************
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* _setmbcp (MSVCRT.@)
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*/
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void _setmbcp(int cp)
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{
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LOCK_LOCALE;
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if (MSVCRT_current_lc_all_cp != cp)
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{
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/* FIXME: set ctype behaviour for this cp */
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MSVCRT_current_lc_all_cp = cp;
|
|
}
|
|
UNLOCK_LOCALE;
|
|
}
|
|
|
|
/*********************************************************************
|
|
* _getmbcp (MSVCRT.@)
|
|
*/
|
|
int _getmbcp(void)
|
|
{
|
|
return MSVCRT_current_lc_all_cp;
|
|
}
|
|
|