2 * Win32 kernel functions
4 * Copyright 1995 Martin von Loewis and Cameron Heide
11 #include "debugtools.h"
13 DEFAULT_DEBUG_CHANNEL(win32)
16 /******************************************************************************
17 * GetACP [KERNEL32.276] Gets current ANSI code-page identifier.
20 * Current ANSI code-page identifier, default if no current defined
22 UINT WINAPI GetACP(void)
24 /* This introduces too many messages */
25 /* FIXME(win32, "(void): stub\n"); */
26 return 1252; /* Windows 3.1 ISO Latin */
30 /***********************************************************************
31 * GetCPInfo (KERNEL32.154)
33 BOOL WINAPI GetCPInfo( UINT codepage, LPCPINFO cpinfo )
35 cpinfo->DefaultChar[0] = '?';
38 case 932 : /* Shift JIS (japan) */
39 cpinfo->MaxCharSize = 2;
40 cpinfo->LeadByte[0]= 0x81; cpinfo->LeadByte[1] = 0x9F;
41 cpinfo->LeadByte[2]= 0xE0; cpinfo->LeadByte[3] = 0xFC;
42 cpinfo->LeadByte[4]= 0x00; cpinfo->LeadByte[5] = 0x00;
44 case 936 : /* GB2312 (Chinese) */
45 case 949 : /* KSC5601-1987 (Korean) */
46 case 950 : /* BIG5 (Chinese) */
47 cpinfo->MaxCharSize = 2;
48 cpinfo->LeadByte[0]= 0x81; cpinfo->LeadByte[1] = 0xFE;
49 cpinfo->LeadByte[2]= 0x00; cpinfo->LeadByte[3] = 0x00;
51 case 1361 : /* Johab (Korean) */
52 cpinfo->MaxCharSize = 2;
53 cpinfo->LeadByte[0]= 0x84; cpinfo->LeadByte[1] = 0xD3;
54 cpinfo->LeadByte[2]= 0xD8; cpinfo->LeadByte[3] = 0xDE;
55 cpinfo->LeadByte[4]= 0xE0; cpinfo->LeadByte[5] = 0xF9;
56 cpinfo->LeadByte[6]= 0x00; cpinfo->LeadByte[7] = 0x00;
59 cpinfo->MaxCharSize = 1;
60 cpinfo->LeadByte[0]= 0x00; cpinfo->LeadByte[1] = 0x00;
66 /***********************************************************************
67 * GetOEMCP (KERNEL32.248)
69 UINT WINAPI GetOEMCP(void)
71 return 437; /* MS-DOS United States */
74 /***********************************************************************
75 * IsValidCodePage (KERNEL32.360)
77 BOOL WINAPI IsValidCodePage(UINT CodePage)
90 /***********************************************************************
91 * MultiByteToWideChar (KERNEL32.534)
94 * page [in] Codepage character set to convert from
95 * flags [in] Character mapping flags
96 * src [in] Source string buffer
97 * srclen [in] Length of source string buffer
98 * dst [in] Destination buffer
99 * dstlen [in] Length of destination buffer
102 * The returned length includes the null terminator character.
105 * Success: If dstlen > 0, number of characters written to destination
106 * buffer. If dstlen == 0, number of characters needed to do
108 * Failure: 0. Occurs if not enough space is available.
111 * ERROR_INSUFFICIENT_BUFFER
112 * ERROR_INVALID_FLAGS (not yet implemented)
113 * ERROR_INVALID_PARAMETER (not yet implemented)
116 * Does not properly handle codepage conversions.
117 * Does not properly handle flags.
120 INT WINAPI MultiByteToWideChar(UINT page, DWORD flags,
121 LPCSTR src, INT srclen,
122 LPWSTR dst, INT dstlen)
127 srclen = lstrlenA(src)+1;
132 while (srclen && dstlen) {
133 *dst = (WCHAR)(unsigned char)*src;
137 if (!dstlen && srclen) {
138 SetLastError(ERROR_INSUFFICIENT_BUFFER);
144 /***********************************************************************
145 * WideCharToMultiByte (KERNEL32.727)
148 * page [in] Codepage character set to convert to
149 * flags [in] Character mapping flags
150 * src [in] Source string buffer
151 * srclen [in] Length of source string buffer
152 * dst [in] Destination buffer
153 * dstlen [in] Length of destination buffer
154 * defchar [in] Default character to use for conversion if no exact
155 * conversion can be made
156 * used [out] Set if default character was used in the conversion
159 * The returned length includes the null terminator character.
162 * Success: If dstlen > 0, number of characters written to destination
163 * buffer. If dstlen == 0, number of characters needed to do
165 * Failure: 0. Occurs if not enough space is available.
168 * ERROR_INSUFFICIENT_BUFFER
169 * ERROR_INVALID_FLAGS (not yet implemented)
172 * Does not properly handle codepage conversions.
173 * Does not properly handle flags.
176 INT WINAPI WideCharToMultiByte(UINT page, DWORD flags, LPCWSTR src,
177 INT srclen,LPSTR dst, INT dstlen,
178 LPCSTR defchar, BOOL *used)
183 int dont_copy= (dstlen==0);
185 if ((!src) || ((!dst) && (!dont_copy)) )
186 { SetLastError(ERROR_INVALID_PARAMETER);
190 if (page!=GetACP() && page!=CP_OEMCP && page!=CP_ACP)
191 FIXME("Conversion in CP %d not supported\n",page);
194 FIXME("flags %lx not supported\n",flags);
200 srclen = lstrlenW(src)+1;
203 while(srclen && (dont_copy || dstlen))
210 /* ??? The WC_DEFAULTCHAR flag only gets used in
211 * combination with the WC_COMPOSITECHECK flag or at
212 * least this is what it seems from using the function
213 * on NT4.0 in combination with reading the documentation.
215 *dst = defchar ? *defchar : '?';
223 if((!*src) && care_for_eos) {
232 if (!eos && srclen > 0) {
233 SetLastError(ERROR_INSUFFICIENT_BUFFER);
240 /***********************************************************************
241 * IsDBCSLeadByteEx (KERNEL32.359)
243 BOOL WINAPI IsDBCSLeadByteEx( UINT codepage, BYTE testchar )
248 GetCPInfo(codepage, &cpinfo);
249 for (i = 0 ; i < sizeof(cpinfo.LeadByte)/sizeof(cpinfo.LeadByte[0]); i+=2)
251 if (cpinfo.LeadByte[i] == 0)
253 if (cpinfo.LeadByte[i] <= testchar && testchar <= cpinfo.LeadByte[i+1])
260 /***********************************************************************
261 * IsDBCSLeadByte16 (KERNEL.207)
263 BOOL16 WINAPI IsDBCSLeadByte16( BYTE testchar )
265 return IsDBCSLeadByteEx(GetACP(), testchar);
269 /***********************************************************************
270 * IsDBCSLeadByte (KERNEL32.358)
272 BOOL WINAPI IsDBCSLeadByte( BYTE testchar )
274 return IsDBCSLeadByteEx(GetACP(), testchar);
278 /***********************************************************************
279 * EnumSystemCodePagesA (KERNEL32.92)
281 BOOL WINAPI EnumSystemCodePagesA(CODEPAGE_ENUMPROCA lpfnCodePageEnum,DWORD flags)
283 TRACE("(%p,%08lx)\n",lpfnCodePageEnum,flags);
284 lpfnCodePageEnum("437");
288 /***********************************************************************
289 * EnumSystemCodePagesW (KERNEL32.93)
291 BOOL WINAPI EnumSystemCodePagesW( CODEPAGE_ENUMPROCW lpfnCodePageEnum,
295 TRACE("(%p,%08lx)\n",lpfnCodePageEnum,flags );
297 cp = HEAP_strdupAtoW( GetProcessHeap(), 0, "437" );
298 lpfnCodePageEnum(cp);
299 HeapFree( GetProcessHeap(), 0, cp );