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Rewrote codepage support to use the new codepage tables.

This commit is contained in:
Alexandre Julliard 2000-06-10 04:42:33 +00:00
parent 6659308fe9
commit f7bf7ef7b4
6 changed files with 319 additions and 327 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
dlls/kernel/kernel.spec
View File

@ -209,7 +209,7 @@ file krnl386.exe
204 stub SwapRecording
205 stub CVWBreak
206 pascal16 AllocSelectorArray(word) AllocSelectorArray16
207 pascal16 IsDBCSLeadByte(word) IsDBCSLeadByte16
207 pascal16 IsDBCSLeadByte(word) IsDBCSLeadByte
# 208-237 are Win95 extensions; a few of those are also present in WinNT

1
memory/Makefile.in
View File

@ -7,6 +7,7 @@ MODULE = memory
C_SRCS = \
atom.c \
codepage.c \
environ.c \
global.c \
heap.c \

313
memory/codepage.c Normal file
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@ -0,0 +1,313 @@
/*
* Code page functions
*
* Copyright 2000 Alexandre Julliard
*/
#include <assert.h>
#include <stdio.h>
#include "winbase.h"
#include "winerror.h"
#include "winnls.h"
#include "wine/unicode.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(string);
/* current code pages */
static unsigned int ansi_cp = 1252; /* Windows 3.1 ISO Latin */
static unsigned int oem_cp = 437; /* MS-DOS United States */
static unsigned int mac_cp = 10000; /* Mac Roman */
static const union cptable *ansi_cptable;
static const union cptable *oem_cptable;
static const union cptable *mac_cptable;
/* find the table for a given codepage, handling CP_ACP etc. pseudo-codepages */
static const union cptable *get_codepage_table( unsigned int codepage )
{
const union cptable *ret = NULL;
if (!ansi_cptable) /* initialize them */
{
/* FIXME: should load from the registry */
ansi_cptable = cp_get_table( ansi_cp );
oem_cptable = cp_get_table( oem_cp );
mac_cptable = cp_get_table( mac_cp );
assert( ansi_cptable );
assert( oem_cptable );
assert( mac_cptable );
}
switch(codepage)
{
case CP_SYMBOL:
case CP_ACP: return ansi_cptable;
case CP_OEMCP: return oem_cptable;
case CP_MACCP: return mac_cptable;
case CP_THREAD_ACP: return ansi_cptable; /* FIXME */
case CP_UTF7:
case CP_UTF8:
break;
default:
if (codepage == ansi_cp) return ansi_cptable;
if (codepage == oem_cp) return oem_cptable;
if (codepage == mac_cp) return mac_cptable;
ret = cp_get_table( codepage );
break;
}
return ret;
}
/******************************************************************************
* GetACP (KERNEL32)
*
* RETURNS
* Current ANSI code-page identifier, default if no current defined
*/
UINT WINAPI GetACP(void)
{
return ansi_cp;
}
/***********************************************************************
* GetOEMCP (KERNEL32)
*/
UINT WINAPI GetOEMCP(void)
{
return oem_cp;
}
/***********************************************************************
* IsValidCodePage (KERNEL32)
*/
BOOL WINAPI IsValidCodePage( UINT codepage )
{
return cp_get_table( codepage ) != NULL;
}
/***********************************************************************
* IsDBCSLeadByteEx (KERNEL32)
*/
BOOL WINAPI IsDBCSLeadByteEx( UINT codepage, BYTE testchar )
{
const union cptable *table = get_codepage_table( codepage );
return table && is_dbcs_leadbyte( table, testchar );
}
/***********************************************************************
* IsDBCSLeadByte (KERNEL32)
*/
BOOL WINAPI IsDBCSLeadByte( BYTE testchar )
{
return is_dbcs_leadbyte( ansi_cptable, testchar );
}
/***********************************************************************
* GetCPInfo (KERNEL32)
*/
BOOL WINAPI GetCPInfo( UINT codepage, LPCPINFO cpinfo )
{
const union cptable *table = get_codepage_table( codepage );
if (!table)
{
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
if (table->info.def_char & 0xff00)
{
cpinfo->DefaultChar[0] = table->info.def_char & 0xff00;
cpinfo->DefaultChar[1] = table->info.def_char & 0x00ff;
}
else
{
cpinfo->DefaultChar[0] = table->info.def_char & 0xff;
cpinfo->DefaultChar[1] = 0;
}
if ((cpinfo->MaxCharSize = table->info.char_size) == 2)
memcpy( cpinfo->LeadByte, table->dbcs.lead_bytes, sizeof(cpinfo->LeadByte) );
else
cpinfo->LeadByte[0] = cpinfo->LeadByte[1] = 0;
return TRUE;
}
/***********************************************************************
* EnumSystemCodePagesA (KERNEL32)
*/
BOOL WINAPI EnumSystemCodePagesA( CODEPAGE_ENUMPROCA lpfnCodePageEnum, DWORD flags )
{
const union cptable *table;
char buffer[10];
int index = 0;
for (;;)
{
if (!(table = cp_enum_table( index++ ))) break;
sprintf( buffer, "%d", table->info.codepage );
if (!lpfnCodePageEnum( buffer )) break;
}
return TRUE;
}
/***********************************************************************
* EnumSystemCodePagesW (KERNEL32)
*/
BOOL WINAPI EnumSystemCodePagesW( CODEPAGE_ENUMPROCW lpfnCodePageEnum, DWORD flags )
{
const union cptable *table;
WCHAR buffer[10], *p;
int page, index = 0;
for (;;)
{
if (!(table = cp_enum_table( index++ ))) break;
p = buffer + sizeof(buffer)/sizeof(WCHAR);
*--p = 0;
page = table->info.codepage;
do
{
*--p = '0' + (page % 10);
page /= 10;
} while( page );
if (!lpfnCodePageEnum( p )) break;
}
return TRUE;
}
/***********************************************************************
* MultiByteToWideChar (KERNEL32)
*
* PARAMS
* page [in] Codepage character set to convert from
* flags [in] Character mapping flags
* src [in] Source string buffer
* srclen [in] Length of source string buffer
* dst [in] Destination buffer
* dstlen [in] Length of destination buffer
*
* NOTES
* The returned length includes the null terminator character.
*
* RETURNS
* Success: If dstlen > 0, number of characters written to destination
* buffer. If dstlen == 0, number of characters needed to do
* conversion.
* Failure: 0. Occurs if not enough space is available.
*
* ERRORS
* ERROR_INSUFFICIENT_BUFFER
* ERROR_INVALID_PARAMETER
* ERROR_NO_UNICODE_TRANSLATION
*
*/
INT WINAPI MultiByteToWideChar( UINT page, DWORD flags, LPCSTR src, INT srclen,
LPWSTR dst, INT dstlen )
{
const union cptable *table;
int ret;
if (srclen == -1) srclen = strlen(src) + 1;
if (page >= CP_UTF7)
{
FIXME("UTF not supported\n");
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
return 0;
}
if (!(table = get_codepage_table( page )))
{
SetLastError( ERROR_INVALID_PARAMETER );
return 0;
}
if (flags & MB_COMPOSITE) FIXME("MB_COMPOSITE not supported\n");
if (flags & MB_USEGLYPHCHARS) FIXME("MB_USEGLYPHCHARS not supported\n");
ret = cp_mbstowcs( table, flags, src, srclen, dst, dstlen );
if (ret < 0)
{
switch(ret)
{
case -1: SetLastError( ERROR_INSUFFICIENT_BUFFER ); break;
case -2: SetLastError( ERROR_NO_UNICODE_TRANSLATION ); break;
}
ret = 0;
}
return ret;
}
/***********************************************************************
* WideCharToMultiByte (KERNEL32)
*
* PARAMS
* page [in] Codepage character set to convert to
* flags [in] Character mapping flags
* src [in] Source string buffer
* srclen [in] Length of source string buffer
* dst [in] Destination buffer
* dstlen [in] Length of destination buffer
* defchar [in] Default character to use for conversion if no exact
* conversion can be made
* used [out] Set if default character was used in the conversion
*
* NOTES
* The returned length includes the null terminator character.
*
* RETURNS
* Success: If dstlen > 0, number of characters written to destination
* buffer. If dstlen == 0, number of characters needed to do
* conversion.
* Failure: 0. Occurs if not enough space is available.
*
* ERRORS
* ERROR_INSUFFICIENT_BUFFER
* ERROR_INVALID_PARAMETER
*/
INT WINAPI WideCharToMultiByte( UINT page, DWORD flags, LPCWSTR src, INT srclen,
LPSTR dst, INT dstlen, LPCSTR defchar, BOOL *used )
{
const union cptable *table;
int ret, used_tmp;
if (srclen == -1) srclen = strlenW(src) + 1;
if (page >= CP_UTF7)
{
FIXME("UTF not supported\n");
SetLastError( ERROR_CALL_NOT_IMPLEMENTED );
return 0;
}
if (!(table = get_codepage_table( page )))
{
SetLastError( ERROR_INVALID_PARAMETER );
return 0;
}
/* if (flags & WC_COMPOSITECHECK) FIXME( "WC_COMPOSITECHECK (%lx) not supported\n", flags );*/
ret = cp_wcstombs( table, flags, src, srclen, dst, dstlen, defchar, used ? &used_tmp : NULL );
if (used) *used = used_tmp;
if (ret == -1)
{
SetLastError( ERROR_INSUFFICIENT_BUFFER );
ret = 0;
}
return ret;
}

28
memory/string.c
View File

@ -394,11 +394,7 @@ INT WINAPI lstrlenW( LPCWSTR str )
*/
LPWSTR WINAPI lstrcpyAtoW( LPWSTR dst, LPCSTR src )
{
register LPWSTR p = dst;
TRACE("(%p, %s)\n", dst, debugstr_a(src));
while ((*p++ = (WCHAR)(unsigned char)*src++));
MultiByteToWideChar( CP_ACP, 0, src, -1, dst, 0x7fffffff );
return dst;
}
@ -408,11 +404,7 @@ LPWSTR WINAPI lstrcpyAtoW( LPWSTR dst, LPCSTR src )
*/
LPSTR WINAPI lstrcpyWtoA( LPSTR dst, LPCWSTR src )
{
register LPSTR p = dst;
TRACE("(%p, %s)\n", dst, debugstr_w(src));
while ((*p++ = (CHAR)*src++));
WideCharToMultiByte( CP_ACP, 0, src, -1, dst, 0x7fffffff, NULL, NULL );
return dst;
}
@ -424,12 +416,7 @@ LPSTR WINAPI lstrcpyWtoA( LPSTR dst, LPCWSTR src )
*/
LPWSTR WINAPI lstrcpynAtoW( LPWSTR dst, LPCSTR src, INT n )
{
LPWSTR p = dst;
TRACE("(%p, %s, %i)\n", dst, debugstr_an(src,n), n);
while ((n-- > 1) && *src) *p++ = (WCHAR)(unsigned char)*src++;
if (n >= 0) *p = 0;
if (n > 0 && !MultiByteToWideChar( CP_ACP, 0, src, -1, dst, n )) dst[n-1] = 0;
return dst;
}
@ -445,14 +432,7 @@ LPWSTR WINAPI lstrcpynAtoW( LPWSTR dst, LPCSTR src, INT n )
*/
LPSTR WINAPI lstrcpynWtoA( LPSTR dst, LPCWSTR src, INT n )
{
if (--n >= 0)
{
TRACE("(%p, %s, %i)\n", dst, debugstr_wn(src,n), n);
n = CRTDLL_wcstombs( dst, src, n );
if(n<0)
n=0;
dst[n] = 0;
}
if (n > 0 && !WideCharToMultiByte( CP_ACP, 0, src, -1, dst, n, NULL, NULL )) dst[n-1] = 0;
return dst;
}

1
win32/Makefile.in
View File

@ -6,7 +6,6 @@ VPATH = @srcdir@
MODULE = win32
C_SRCS = \
code_page.c \
console.c \
device.c \
error.c \

301
win32/code_page.c
View File

@ -1,301 +0,0 @@
/*
* Win32 kernel functions
*
* Copyright 1995 Martin von Loewis and Cameron Heide
*/
#include <stdlib.h>
#include "winerror.h"
#include "winnls.h"
#include "heap.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(win32)
/******************************************************************************
* GetACP [KERNEL32.276] Gets current ANSI code-page identifier.
*
* RETURNS
* Current ANSI code-page identifier, default if no current defined
*/
UINT WINAPI GetACP(void)
{
/* This introduces too many messages */
/* FIXME(win32, "(void): stub\n"); */
return 1252; /* Windows 3.1 ISO Latin */
}
/***********************************************************************
* GetCPInfo (KERNEL32.154)
*/
BOOL WINAPI GetCPInfo( UINT codepage, LPCPINFO cpinfo )
{
cpinfo->DefaultChar[0] = '?';
switch (codepage)
{
case 932 : /* Shift JIS (japan) */
cpinfo->MaxCharSize = 2;
cpinfo->LeadByte[0]= 0x81; cpinfo->LeadByte[1] = 0x9F;
cpinfo->LeadByte[2]= 0xE0; cpinfo->LeadByte[3] = 0xFC;
cpinfo->LeadByte[4]= 0x00; cpinfo->LeadByte[5] = 0x00;
break;
case 936 : /* GB2312 (Chinese) */
case 949 : /* KSC5601-1987 (Korean) */
case 950 : /* BIG5 (Chinese) */
cpinfo->MaxCharSize = 2;
cpinfo->LeadByte[0]= 0x81; cpinfo->LeadByte[1] = 0xFE;
cpinfo->LeadByte[2]= 0x00; cpinfo->LeadByte[3] = 0x00;
break;
case 1361 : /* Johab (Korean) */
cpinfo->MaxCharSize = 2;
cpinfo->LeadByte[0]= 0x84; cpinfo->LeadByte[1] = 0xD3;
cpinfo->LeadByte[2]= 0xD8; cpinfo->LeadByte[3] = 0xDE;
cpinfo->LeadByte[4]= 0xE0; cpinfo->LeadByte[5] = 0xF9;
cpinfo->LeadByte[6]= 0x00; cpinfo->LeadByte[7] = 0x00;
break;
default :
cpinfo->MaxCharSize = 1;
cpinfo->LeadByte[0]= 0x00; cpinfo->LeadByte[1] = 0x00;
break;
}
return 1;
}
/***********************************************************************
* GetOEMCP (KERNEL32.248)
*/
UINT WINAPI GetOEMCP(void)
{
return 437; /* MS-DOS United States */
}
/***********************************************************************
* IsValidCodePage (KERNEL32.360)
*/
BOOL WINAPI IsValidCodePage(UINT CodePage)
{
switch ( CodePage )
{
case 1252 :
case 437 :
return TRUE;
default :
return FALSE;
}
}
/***********************************************************************
* MultiByteToWideChar (KERNEL32.534)
*
* PARAMS
* page [in] Codepage character set to convert from
* flags [in] Character mapping flags
* src [in] Source string buffer
* srclen [in] Length of source string buffer
* dst [in] Destination buffer
* dstlen [in] Length of destination buffer
*
* NOTES
* The returned length includes the null terminator character.
*
* RETURNS
* Success: If dstlen > 0, number of characters written to destination
* buffer. If dstlen == 0, number of characters needed to do
* conversion.
* Failure: 0. Occurs if not enough space is available.
*
* ERRORS
* ERROR_INSUFFICIENT_BUFFER
* ERROR_INVALID_FLAGS (not yet implemented)
* ERROR_INVALID_PARAMETER (not yet implemented)
*
* BUGS
* Does not properly handle codepage conversions.
* Does not properly handle flags.
*
*/
INT WINAPI MultiByteToWideChar(UINT page, DWORD flags,
LPCSTR src, INT srclen,
LPWSTR dst, INT dstlen)
{
int ret;
if (srclen == -1)
srclen = lstrlenA(src)+1;
if (!dstlen || !dst)
return srclen;
ret = srclen;
while (srclen && dstlen) {
*dst = (WCHAR)(unsigned char)*src;
dst++; src++;
dstlen--; srclen--;
}
if (!dstlen && srclen) {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
return ret;
}
/***********************************************************************
* WideCharToMultiByte (KERNEL32.727)
*
* PARAMS
* page [in] Codepage character set to convert to
* flags [in] Character mapping flags
* src [in] Source string buffer
* srclen [in] Length of source string buffer
* dst [in] Destination buffer
* dstlen [in] Length of destination buffer
* defchar [in] Default character to use for conversion if no exact
* conversion can be made
* used [out] Set if default character was used in the conversion
*
* NOTES
* The returned length includes the null terminator character.
*
* RETURNS
* Success: If dstlen > 0, number of characters written to destination
* buffer. If dstlen == 0, number of characters needed to do
* conversion.
* Failure: 0. Occurs if not enough space is available.
*
* ERRORS
* ERROR_INSUFFICIENT_BUFFER
* ERROR_INVALID_FLAGS (not yet implemented)
*
* BUGS
* Does not properly handle codepage conversions.
* Does not properly handle flags.
*
*/
INT WINAPI WideCharToMultiByte(UINT page, DWORD flags, LPCWSTR src,
INT srclen,LPSTR dst, INT dstlen,
LPCSTR defchar, BOOL *used)
{
int count = 0;
int eos = 0;
int care_for_eos=0;
int dont_copy= (dstlen==0);
if ((!src) || ((!dst) && (!dont_copy)) )
{ SetLastError(ERROR_INVALID_PARAMETER);
return 0;
}
if (page!=GetACP() && page!=CP_OEMCP && page!=CP_ACP)
FIXME("Conversion in CP %d not supported\n",page);
#if 0
if (flags)
FIXME("flags %lx not supported\n",flags);
#endif
if(used)
*used=0;
if (srclen == -1)
{
srclen = lstrlenW(src)+1;
care_for_eos=1;
}
while(srclen && (dont_copy || dstlen))
{
if(!dont_copy){
if(*src<256)
*dst = *src;
else
{
/* ??? The WC_DEFAULTCHAR flag only gets used in
* combination with the WC_COMPOSITECHECK flag or at
* least this is what it seems from using the function
* on NT4.0 in combination with reading the documentation.
*/
*dst = defchar ? *defchar : '?';
if(used)*used=1;
}
dstlen--;
dst++;
}
count++;
srclen--;
if((!*src) && care_for_eos) {
eos = 1;
break;
}
src++;
}
if (dont_copy)
return count;
if (!eos && srclen > 0) {
SetLastError(ERROR_INSUFFICIENT_BUFFER);
return 0;
}
return count;
}
/***********************************************************************
* IsDBCSLeadByteEx (KERNEL32.359)
*/
BOOL WINAPI IsDBCSLeadByteEx( UINT codepage, BYTE testchar )
{
CPINFO cpinfo;
int i;
GetCPInfo(codepage, &cpinfo);
for (i = 0 ; i < sizeof(cpinfo.LeadByte)/sizeof(cpinfo.LeadByte[0]); i+=2)
{
if (cpinfo.LeadByte[i] == 0)
return FALSE;
if (cpinfo.LeadByte[i] <= testchar && testchar <= cpinfo.LeadByte[i+1])
return TRUE;
}
return FALSE;
}
/***********************************************************************
* IsDBCSLeadByte16 (KERNEL.207)
*/
BOOL16 WINAPI IsDBCSLeadByte16( BYTE testchar )
{
return IsDBCSLeadByteEx(GetACP(), testchar);
}
/***********************************************************************
* IsDBCSLeadByte (KERNEL32.358)
*/
BOOL WINAPI IsDBCSLeadByte( BYTE testchar )
{
return IsDBCSLeadByteEx(GetACP(), testchar);
}
/***********************************************************************
* EnumSystemCodePagesA (KERNEL32.92)
*/
BOOL WINAPI EnumSystemCodePagesA(CODEPAGE_ENUMPROCA lpfnCodePageEnum,DWORD flags)
{
TRACE("(%p,%08lx)\n",lpfnCodePageEnum,flags);
lpfnCodePageEnum("437");
return TRUE;
}
/***********************************************************************
* EnumSystemCodePagesW (KERNEL32.93)
*/
BOOL WINAPI EnumSystemCodePagesW( CODEPAGE_ENUMPROCW lpfnCodePageEnum,
DWORD flags)
{
WCHAR *cp;
TRACE("(%p,%08lx)\n",lpfnCodePageEnum,flags );
cp = HEAP_strdupAtoW( GetProcessHeap(), 0, "437" );
lpfnCodePageEnum(cp);
HeapFree( GetProcessHeap(), 0, cp );
return TRUE;
}