[kernel32]

- Update FormatMessageA/W to current Wine sources, rename the file to better reflect the content
- Fixes the failing kernel32 format_msg tests

svn path=/trunk/; revision=44386
This commit is contained in:
Gregor Schneider 2009-12-03 18:57:57 +00:00
parent 64c6953516
commit f558c83b1c
2 changed files with 364 additions and 275 deletions

View file

@ -77,8 +77,8 @@
<file>dllmain.c</file>
<file>env.c</file>
<file>error.c</file>
<file>errormsg.c</file>
<file>fold.c</file>
<file>format_msg.c</file>
<file>handle.c</file>
<file>lang.c</file>
<file>ldr.c</file>

View file

@ -1,13 +1,8 @@
/* $Id$
*
* reactos/lib/kernel32/misc/errormsg.c
* Wine calls this file now as kernel/format_msg.c
*
*/
/*
* FormatMessage implementation
*
* Copyright 1996 Marcus Meissner
* Copyright 2009 Alexandre Julliard
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
@ -21,7 +16,7 @@
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <k32.h>
@ -31,29 +26,16 @@
#include <debug.h>
#include "wine/unicode.h"
#define TRACE DPRINT
#define FIXME DPRINT
struct format_args
{
ULONG_PTR *args;
__ms_va_list *list;
int last;
};
static const WCHAR PCNTFMTWSTR[] = { '%','%','%','s',0 };
static const WCHAR FMTWSTR[] = { '%','s',0 };
static const WCHAR kernel32W[] = {'k','e','r','n','e','l','3','2',0};
/* strdup macros */
/* DO NOT USE IT!! it will go away soon */
__inline static LPSTR HEAP_strdupWtoA( HANDLE heap, DWORD flags, LPCWSTR str )
{
LPSTR ret;
INT len;
if (!str) return NULL;
len = WideCharToMultiByte( CP_ACP, 0, str, -1, NULL, 0, NULL, NULL );
ret = RtlAllocateHeap(RtlGetProcessHeap(), flags, len );
if(ret) WideCharToMultiByte( CP_ACP, 0, str, -1, ret, len, NULL, NULL );
return ret;
}
/* Messages...used by FormatMessage32* (KERNEL32.something)
/* Messages used by FormatMessage
*
* They can be specified either directly or using a message ID and
* loading them from the resource.
@ -62,19 +44,22 @@ __inline static LPSTR HEAP_strdupWtoA( HANDLE heap, DWORD flags, LPCWSTR str )
* start:
* 0: DWORD nrofentries
* nrofentries * subentry:
* 0: DWORD firstentry
* 4: DWORD lastentry
* 0: DWORD firstentry
* 4: DWORD lastentry
* 8: DWORD offset from start to the stringentries
*
* (lastentry-firstentry) * stringentry:
* 0: WORD len (0 marks end) [ includes the 4 byte header length ]
* 0: WORD len (0 marks end) [ includes the 4 byte header length ]
* 2: WORD flags
* 4: CHAR[len-4]
* (stringentry i of a subentry refers to the ID 'firstentry+i')
* (stringentry i of a subentry refers to the ID 'firstentry+i')
*
* Yes, ANSI strings in win32 resources. Go figure.
*/
static const WCHAR PCNTFMTWSTR[] = { '%','%','%','s',0 };
static const WCHAR FMTWSTR[] = { '%','s',0 };
/**********************************************************************
* load_messageW (internal)
*/
@ -82,15 +67,14 @@ static LPWSTR load_messageW( HMODULE module, UINT id, WORD lang )
{
PRTL_MESSAGE_RESOURCE_ENTRY mre;
WCHAR *buffer;
NTSTATUS Status;
NTSTATUS status;
TRACE("module = %p, id = %08x\n", module, id );
DPRINT("module = %p, id = %08x\n", module, id );
if (!module) module = GetModuleHandleW( NULL );
Status = RtlFindMessage( module, (ULONG) RT_MESSAGETABLE, lang, id, &mre );
if (!NT_SUCCESS(Status))
if ((status = RtlFindMessage( module, (ULONG)RT_MESSAGETABLE, lang, id, &mre )) != STATUS_SUCCESS)
{
SetLastError( RtlNtStatusToDosError(Status) );
SetLastError( RtlNtStatusToDosError(status) );
return NULL;
}
@ -106,28 +90,26 @@ static LPWSTR load_messageW( HMODULE module, UINT id, WORD lang )
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return NULL;
MultiByteToWideChar( CP_ACP, 0, (const char*)mre->Text, -1, buffer, len );
}
//TRACE("returning %s\n", wine_dbgstr_w(buffer));
DPRINT("returning %S\n", buffer);
return buffer;
}
/**********************************************************************
* load_messageA (internal)
* load_messageA (internal)
*/
static LPSTR load_messageA( HMODULE module, UINT id, WORD lang )
{
PRTL_MESSAGE_RESOURCE_ENTRY mre;
char *buffer;
NTSTATUS Status;
NTSTATUS status;
TRACE("module = %p, id = %08x\n", module, id );
DPRINT("module = %p, id = %08x\n", module, id );
if (!module) module = GetModuleHandleW( NULL );
Status = RtlFindMessage( module, (ULONG) RT_MESSAGETABLE, lang, id, &mre );
if (!NT_SUCCESS(Status))
if ((status = RtlFindMessage( module, (ULONG)RT_MESSAGETABLE, lang, id, &mre )) != STATUS_SUCCESS)
{
SetLastError( RtlNtStatusToDosError(Status) );
SetLastError( RtlNtStatusToDosError(status) );
return NULL;
}
@ -143,16 +125,278 @@ static LPSTR load_messageA( HMODULE module, UINT id, WORD lang )
if (!(buffer = HeapAlloc( GetProcessHeap(), 0, len ))) return NULL;
memcpy( buffer, mre->Text, len );
}
//TRACE("returning %s\n", wine_dbgstr_a(buffer));
DPRINT("returning %s\n", buffer);
return buffer;
}
/**********************************************************************
* get_arg (internal)
*/
static ULONG_PTR get_arg( int nr, DWORD flags, struct format_args *args )
{
if (nr == -1) nr = args->last + 1;
if (args->list)
{
if (!args->args) args->args = HeapAlloc( GetProcessHeap(), 0, 99 * sizeof(ULONG_PTR) );
while (nr > args->last)
args->args[args->last++] = va_arg( *args->list, ULONG_PTR );
}
if (nr > args->last) args->last = nr;
return args->args[nr - 1];
}
/**********************************************************************
* format_insertA (internal)
*/
static LPCSTR format_insertA( int insert, LPCSTR format, DWORD flags,
struct format_args *args, LPSTR *result )
{
char *astring = NULL, *p, fmt[256];
ULONG_PTR arg;
int size;
if (*format != '!') /* simple string */
{
char *str = (char *)get_arg( insert, flags, args );
*result = HeapAlloc( GetProcessHeap(), 0, strlen(str) + 1 );
strcpy( *result, str );
return format;
}
format++;
p = fmt;
*p++ = '%';
while (*format == '0' ||
*format == '+' ||
*format == '-' ||
*format == ' ' ||
*format == '*' ||
*format == '#')
{
if (*format == '*')
{
p += sprintf( p, "%lu", get_arg( insert, flags, args ));
insert = -1;
format++;
}
else *p++ = *format++;
}
while (isdigit(*format)) *p++ = *format++;
if (*format == '.')
{
*p++ = *format++;
if (*format == '*')
{
p += sprintf( p, "%lu", get_arg( insert, flags, args ));
insert = -1;
format++;
}
else
while (isdigit(*format)) *p++ = *format++;
}
/* replicate MS bug: drop an argument when using va_list with width/precision */
if (insert == -1 && args->list) args->last--;
arg = get_arg( insert, flags, args );
/* check for wide string format */
if ((format[0] == 'l' && format[1] == 's') ||
(format[0] == 'l' && format[1] == 'S') ||
(format[0] == 'w' && format[1] == 's') ||
(format[0] == 'S'))
{
DWORD len = WideCharToMultiByte( CP_ACP, 0, (WCHAR *)arg, -1, /*FIXME*/
NULL, 0, NULL, NULL );
astring = HeapAlloc( GetProcessHeap(), 0, len );
WideCharToMultiByte( CP_ACP, 0, (WCHAR *)arg, -1, astring, len, NULL, NULL );
arg = (ULONG_PTR)astring;
*p++ = 's';
}
/* check for wide character format */
else if ((format[0] == 'l' && format[1] == 'c') ||
(format[0] == 'l' && format[1] == 'C') ||
(format[0] == 'w' && format[1] == 'c') ||
(format[0] == 'C'))
{
WCHAR ch = arg;
DWORD len = WideCharToMultiByte( CP_ACP, 0, &ch, 1, NULL, 0, NULL, NULL );
astring = HeapAlloc( GetProcessHeap(), 0, len + 1 );
WideCharToMultiByte( CP_ACP, 0, &ch, 1, astring, len, NULL, NULL );
astring[len] = 0;
arg = (ULONG_PTR)astring;
*p++ = 's';
}
/* check for ascii string format */
else if ((format[0] == 'h' && format[1] == 's') ||
(format[0] == 'h' && format[1] == 'S'))
{
*p++ = 's';
}
/* check for ascii character format */
else if ((format[0] == 'h' && format[1] == 'c') ||
(format[0] == 'h' && format[1] == 'C'))
{
*p++ = 'c';
}
/* FIXME: handle I64 etc. */
else while (*format && *format != '!') *p++ = *format++;
*p = 0;
size = 256;
for (;;)
{
char *ret = HeapAlloc( GetProcessHeap(), 0, size );
int needed = snprintf( ret, size, fmt, arg );
if (needed == -1 || needed >= size)
{
HeapFree( GetProcessHeap(), 0, ret );
size = max( needed + 1, size * 2 );
}
else
{
*result = ret;
break;
}
}
while (*format && *format != '!') format++;
if (*format == '!') format++;
HeapFree( GetProcessHeap(), 0, astring );
return format;
}
/**********************************************************************
* format_insertW (internal)
*/
static LPCWSTR format_insertW( int insert, LPCWSTR format, DWORD flags,
struct format_args *args, LPWSTR *result )
{
static const WCHAR fmt_lu[] = {'%','l','u',0};
WCHAR *wstring = NULL, *p, fmt[256];
ULONG_PTR arg;
int size;
if (*format != '!') /* simple string */
{
WCHAR *str = (WCHAR *)get_arg( insert, flags, args );
*result = HeapAlloc( GetProcessHeap(), 0, (strlenW(str) + 1) * sizeof(WCHAR) );
strcpyW( *result, str );
return format;
}
format++;
p = fmt;
*p++ = '%';
while (*format == '0' ||
*format == '+' ||
*format == '-' ||
*format == ' ' ||
*format == '*' ||
*format == '#')
{
if (*format == '*')
{
p += sprintfW( p, fmt_lu, get_arg( insert, flags, args ));
insert = -1;
format++;
}
else *p++ = *format++;
}
while (isdigitW(*format)) *p++ = *format++;
if (*format == '.')
{
*p++ = *format++;
if (*format == '*')
{
p += sprintfW( p, fmt_lu, get_arg( insert, flags, args ));
insert = -1;
format++;
}
else
while (isdigitW(*format)) *p++ = *format++;
}
/* replicate MS bug: drop an argument when using va_list with width/precision */
if (insert == -1 && args->list) args->last--;
arg = get_arg( insert, flags, args );
/* check for ascii string format */
if ((format[0] == 'h' && format[1] == 's') ||
(format[0] == 'h' && format[1] == 'S') ||
(format[0] == 'S'))
{
DWORD len = MultiByteToWideChar( CP_ACP, 0, (char *)arg, -1, /*FIXME*/ NULL, 0 );
wstring = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, (char *)arg, -1, wstring, len );
arg = (ULONG_PTR)wstring;
*p++ = 's';
}
/* check for ascii character format */
else if ((format[0] == 'h' && format[1] == 'c') ||
(format[0] == 'h' && format[1] == 'C') ||
(format[0] == 'C'))
{
char ch = arg;
wstring = HeapAlloc( GetProcessHeap(), 0, 2 * sizeof(WCHAR) );
MultiByteToWideChar( CP_ACP, 0, &ch, 1, wstring, 1 );
wstring[1] = 0;
arg = (ULONG_PTR)wstring;
*p++ = 's';
}
/* check for wide string format */
else if ((format[0] == 'l' && format[1] == 's') ||
(format[0] == 'l' && format[1] == 'S') ||
(format[0] == 'w' && format[1] == 's'))
{
*p++ = 's';
}
/* check for wide character format */
else if ((format[0] == 'l' && format[1] == 'c') ||
(format[0] == 'l' && format[1] == 'C') ||
(format[0] == 'w' && format[1] == 'c'))
{
*p++ = 'c';
}
/* FIXME: handle I64 etc. */
else while (*format && *format != '!') *p++ = *format++;
*p = 0;
size = 256;
for (;;)
{
WCHAR *ret = HeapAlloc( GetProcessHeap(), 0, size * sizeof(WCHAR) );
int needed = snprintfW( ret, size, fmt, arg );
if (needed == -1 || needed >= size)
{
HeapFree( GetProcessHeap(), 0, ret );
size = max( needed + 1, size * 2 );
}
else
{
*result = ret;
break;
}
}
while (*format && *format != '!') format++;
if (*format == '!') format++;
HeapFree( GetProcessHeap(), 0, wstring );
return format;
}
/***********************************************************************
* FormatMessageA (KERNEL32.@)
* FIXME: missing wrap,
*
* @implemented
*/
DWORD WINAPI FormatMessageA(
DWORD dwFlags,
@ -161,21 +405,20 @@ DWORD WINAPI FormatMessageA(
DWORD dwLanguageId,
LPSTR lpBuffer,
DWORD nSize,
va_list* _args )
__ms_va_list* args )
{
LPDWORD args=(LPDWORD)_args;
HMODULE kernel32_handle = GetModuleHandleW(kernel32W);
#if defined(__i386__) || defined(__sparc__)
/* This implementation is completely dependent on the format of the va_list on x86 CPUs */
struct format_args format_args;
DWORD ret = 0;
LPSTR target,t;
DWORD talloced;
LPSTR from,f;
LPSTR from;
LPCSTR f;
DWORD width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK;
BOOL eos = FALSE;
CHAR ch;
HMODULE kernel32_handle = GetModuleHandleW(kernel32W);
TRACE("(0x%lx,%p,%ld,0x%lx,%p,%ld,%p)\n",
DPRINT("(0x%x,%p,%d,0x%x,%p,%d,%p)\n",
dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args);
if ((dwFlags & FORMAT_MESSAGE_FROM_STRING)
&&((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
@ -187,43 +430,42 @@ DWORD WINAPI FormatMessageA(
return 0;
}
if (dwFlags & FORMAT_MESSAGE_ARGUMENT_ARRAY)
{
format_args.args = (ULONG_PTR *)args;
format_args.list = NULL;
format_args.last = 0;
}
else
{
format_args.args = NULL;
format_args.list = args;
format_args.last = 0;
}
if (width && width != FORMAT_MESSAGE_MAX_WIDTH_MASK)
FIXME("line wrapping (%lu) not supported.\n", width);
DPRINT1("FIXME: line wrapping (%u) not supported.\n", width);
from = NULL;
if (dwFlags & FORMAT_MESSAGE_FROM_STRING)
{
from = HeapAlloc( GetProcessHeap(), 0, strlen((LPCSTR)lpSource)+1 );
if (from == NULL)
{
return 0;
}
strcpy( from, (LPCSTR)lpSource );
from = HeapAlloc( GetProcessHeap(), 0, strlen(lpSource) + 1 );
strcpy( from, lpSource );
}
else {
from = NULL;
if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)
from = load_messageA( (HMODULE)lpSource, dwMessageId, (WORD)dwLanguageId );
from = load_messageA( (HMODULE)lpSource, dwMessageId, dwLanguageId );
if (!from && (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM))
from = load_messageA( kernel32_handle, dwMessageId, (WORD)dwLanguageId );
if (!from)
{
return 0;
}
from = load_messageA( kernel32_handle, dwMessageId, dwLanguageId );
if (!from) return 0;
}
target = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100);
if(target == NULL)
{
HeapFree(GetProcessHeap(),0,from);
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
t = target;
talloced= 100;
#define ADD_TO_T(c) do { \
*t++=c;\
if (t-target == talloced) {\
if ((DWORD)(t-target) == talloced) {\
target = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2);\
t = target+talloced;\
talloced*=2;\
@ -240,11 +482,8 @@ DWORD WINAPI FormatMessageA(
while (*f && !eos) {
if (*f=='%') {
int insertnr;
char *fmtstr,*x,*lastf;
DWORD *argliststart;
char *str,*x;
fmtstr = NULL;
lastf = f;
f++;
if (!*f) {
ADD_TO_T('%');
@ -266,77 +505,9 @@ DWORD WINAPI FormatMessageA(
f++;
break;
}
if (*f=='!') {
f++;
if (NULL!=(x=strchr(f,'!'))) {
*x='\0';
fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
if(fmtstr == NULL)
{
HeapFree(GetProcessHeap(),0,from);
HeapFree(GetProcessHeap(),0,target);
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
sprintf(fmtstr,"%%%s",f);
f=x+1;
} else {
fmtstr=HeapAlloc(GetProcessHeap(),0,strlen(f)+2);
if(fmtstr == NULL)
{
HeapFree(GetProcessHeap(),0,from);
HeapFree(GetProcessHeap(),0,target);
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
sprintf(fmtstr,"%%%s",f);
f+=strlen(f); /*at \0*/
}
} else {
if(!args) break;
fmtstr = HeapAlloc(GetProcessHeap(),0,3);
if(fmtstr == NULL)
{
HeapFree(GetProcessHeap(),0,from);
HeapFree(GetProcessHeap(),0,target);
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
strcpy( fmtstr, "%s" );
}
if (args) {
int sz;
LPSTR b;
if (dwFlags & FORMAT_MESSAGE_ARGUMENT_ARRAY)
argliststart=args+insertnr-1;
else
argliststart=(*(DWORD**)args)+insertnr-1;
b = NULL;
sz = 0;
do {
if (b) {
HeapFree(GetProcessHeap(), 0, b);
}
sz += 256;
b = HeapAlloc(GetProcessHeap(), 0, sz);
/* CMF - This makes a BIG assumption about va_list */
} while (0 > _vsnprintf(b, sz, fmtstr, (va_list) argliststart));
x=b;
while(*x)
ADD_TO_T(*x++);
HeapFree(GetProcessHeap(),0,b);
} else {
/* NULL args - copy formatstr
* (probably wrong)
*/
while ((lastf<f)&&(*lastf)) {
ADD_TO_T(*lastf++);
}
}
HeapFree(GetProcessHeap(),0,fmtstr);
f = format_insertA( insertnr, f, dwFlags, &format_args, &str );
for (x = str; *x; x++) ADD_TO_T(*x);
HeapFree( GetProcessHeap(), 0, str );
break;
case 'n':
ADD_TO_T('\r');
@ -387,29 +558,25 @@ DWORD WINAPI FormatMessageA(
if (nSize && talloced<nSize) {
target = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,nSize);
}
//TRACE("-- %s\n",debugstr_a(target));
DPRINT("-- %S\n", target);
if (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) {
*((LPVOID*)lpBuffer) = (LPVOID)LocalAlloc(LMEM_ZEROINIT,max(nSize, talloced));
*((LPVOID*)lpBuffer) = LocalAlloc(LMEM_ZEROINIT,max(nSize, talloced));
memcpy(*(LPSTR*)lpBuffer,target,talloced);
} else {
lstrcpynA(lpBuffer,target,nSize);
}
HeapFree(GetProcessHeap(),0,target);
HeapFree(GetProcessHeap(),0,from);
TRACE("-- returning %d\n", (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ? strlen(*(LPSTR*)lpBuffer):strlen(lpBuffer));
return (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
strlen(*(LPSTR*)lpBuffer):
strlen(lpBuffer);
#else
return 0;
#endif /* __i386__ */
if (!(dwFlags & FORMAT_MESSAGE_ARGUMENT_ARRAY)) HeapFree( GetProcessHeap(), 0, format_args.args );
ret = (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ? strlen(*(LPSTR*)lpBuffer) : strlen(lpBuffer);
DPRINT("-- returning %d\n", ret);
return ret;
}
#undef ADD_TO_T
/***********************************************************************
* FormatMessageW (KERNEL32.@)
*
* @implemented
*/
DWORD WINAPI FormatMessageW(
DWORD dwFlags,
@ -418,20 +585,19 @@ DWORD WINAPI FormatMessageW(
DWORD dwLanguageId,
LPWSTR lpBuffer,
DWORD nSize,
va_list* _args )
__ms_va_list* args )
{
HMODULE kernel32_handle = GetModuleHandleW(kernel32W);
LPDWORD args=(LPDWORD)_args;
#if defined(__i386__) || defined(__sparc__)
/* This implementation is completely dependent on the format of the va_list on x86 CPUs */
struct format_args format_args;
LPWSTR target,t;
DWORD talloced,len;
LPWSTR from,f;
DWORD talloced;
LPWSTR from;
LPCWSTR f;
DWORD width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK;
BOOL eos = FALSE;
WCHAR ch;
HMODULE kernel32_handle = GetModuleHandleW(kernel32W);
TRACE("(0x%lx,%p,%ld,0x%lx,%p,%ld,%p)\n",
DPRINT("(0x%x,%p,%d,0x%x,%p,%d,%p)\n",
dwFlags,lpSource,dwMessageId,dwLanguageId,lpBuffer,nSize,args);
if ((dwFlags & FORMAT_MESSAGE_FROM_STRING)
&&((dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)
@ -443,45 +609,42 @@ DWORD WINAPI FormatMessageW(
return 0;
}
if (dwFlags & FORMAT_MESSAGE_ARGUMENT_ARRAY)
{
format_args.args = (ULONG_PTR *)args;
format_args.list = NULL;
format_args.last = 0;
}
else
{
format_args.args = NULL;
format_args.list = args;
format_args.last = 0;
}
if (width && width != FORMAT_MESSAGE_MAX_WIDTH_MASK)
FIXME("line wrapping not supported.\n");
DPRINT1("FIXME: line wrapping not supported.\n");
from = NULL;
if (dwFlags & FORMAT_MESSAGE_FROM_STRING) {
from = HeapAlloc( GetProcessHeap(), 0, (strlenW((LPCWSTR)lpSource) + 1) *
from = HeapAlloc( GetProcessHeap(), 0, (strlenW(lpSource) + 1) *
sizeof(WCHAR) );
if(from == NULL)
{
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
strcpyW( from, (LPCWSTR)lpSource );
strcpyW( from, lpSource );
}
else {
from = NULL;
if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE)
from = load_messageW( (HMODULE)lpSource, dwMessageId, (WORD)dwLanguageId );
from = load_messageW( (HMODULE)lpSource, dwMessageId, dwLanguageId );
if (!from && (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM))
from = load_messageW( kernel32_handle, dwMessageId,(WORD)dwLanguageId );
if (!from)
{
return 0;
}
from = load_messageW( kernel32_handle, dwMessageId, dwLanguageId );
if (!from) return 0;
}
target = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100 * sizeof(WCHAR) );
if(target == NULL)
{
HeapFree(GetProcessHeap(),0,from);
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
t = target;
talloced= 100;
#define ADD_TO_T(c) do {\
*t++=c;\
if (t-target == talloced) {\
if ((DWORD)(t-target) == talloced) {\
target = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2*sizeof(WCHAR));\
t = target+talloced;\
talloced*=2;\
@ -498,11 +661,8 @@ DWORD WINAPI FormatMessageW(
while (*f && !eos) {
if (*f=='%') {
int insertnr;
WCHAR *fmtstr,*sprintfbuf,*x,*lastf;
DWORD *argliststart;
WCHAR *str,*x;
fmtstr = NULL;
lastf = f;
f++;
if (!*f) {
ADD_TO_T('%');
@ -525,77 +685,9 @@ DWORD WINAPI FormatMessageW(
f++;
break;
}
if (*f=='!') {
f++;
if (NULL!=(x=strchrW(f,'!'))) {
*x='\0';
fmtstr=HeapAlloc( GetProcessHeap(), 0,(strlenW(f)+2)*sizeof(WCHAR));
if(fmtstr == NULL)
{
HeapFree(GetProcessHeap(),0,from);
HeapFree(GetProcessHeap(),0,target);
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
sprintfW(fmtstr,PCNTFMTWSTR,f);
f=x+1;
} else {
fmtstr=HeapAlloc(GetProcessHeap(),0,(strlenW(f)+2)*sizeof(WCHAR));
if(fmtstr == NULL)
{
HeapFree(GetProcessHeap(),0,from);
HeapFree(GetProcessHeap(),0,target);
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
sprintfW(fmtstr,PCNTFMTWSTR,f);
f+=strlenW(f); /*at \0*/
}
} else {
if(!args) break;
fmtstr = HeapAlloc( GetProcessHeap(),0,3*sizeof(WCHAR));
if(fmtstr == NULL)
{
HeapFree(GetProcessHeap(),0,from);
HeapFree(GetProcessHeap(),0,target);
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return 0;
}
strcpyW( fmtstr, FMTWSTR );
}
if (args) {
if (dwFlags & FORMAT_MESSAGE_ARGUMENT_ARRAY)
argliststart=args+insertnr-1;
else
argliststart=(*(DWORD**)args)+insertnr-1;
len = 0;
sprintfbuf = NULL;
do {
if (sprintfbuf) {
HeapFree(GetProcessHeap(),0,sprintfbuf);
}
len += 256;
sprintfbuf=HeapAlloc(GetProcessHeap(),0,len*sizeof(WCHAR));
/* CMF - This makes a BIG assumption about va_list */
} while (0 > _vsnwprintf(sprintfbuf, len, fmtstr, (va_list) argliststart));
x=sprintfbuf;
while (*x) {
ADD_TO_T(*x++);
}
HeapFree(GetProcessHeap(),0,sprintfbuf);
} else {
/* NULL args - copy formatstr
* (probably wrong)
*/
while ((lastf<f)&&(*lastf)) {
ADD_TO_T(*lastf++);
}
}
HeapFree(GetProcessHeap(),0,fmtstr);
f = format_insertW( insertnr, f, dwFlags, &format_args, &str );
for (x = str; *x; x++) ADD_TO_T(*x);
HeapFree( GetProcessHeap(), 0, str );
break;
case 'n':
ADD_TO_T('\r');
@ -655,14 +747,11 @@ DWORD WINAPI FormatMessageW(
HeapFree(GetProcessHeap(),0,target);
HeapFree(GetProcessHeap(),0,from);
//TRACE("ret=%s\n", wine_dbgstr_w((dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
// *(LPWSTR*)lpBuffer : lpBuffer));
if (!(dwFlags & FORMAT_MESSAGE_ARGUMENT_ARRAY)) HeapFree( GetProcessHeap(), 0, format_args.args );
DPRINT("ret=%S\n", (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
*(LPWSTR*)lpBuffer : lpBuffer);
return (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ?
strlenW(*(LPWSTR*)lpBuffer):
strlenW(lpBuffer);
#else
return 0;
#endif /* __i386__ */
}
#undef ADD_TO_T