| /* |
| * 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 |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * 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 St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include "config.h" |
| |
| #include <stdarg.h> |
| #include <stdio.h> |
| #include <string.h> |
| |
| #include "ntstatus.h" |
| #define WIN32_NO_STATUS |
| #include "windef.h" |
| #include "winbase.h" |
| #include "winerror.h" |
| #include "winternl.h" |
| #include "winuser.h" |
| #include "winnls.h" |
| #include "wine/unicode.h" |
| #include "kernel_private.h" |
| #include "wine/debug.h" |
| |
| WINE_DEFAULT_DEBUG_CHANNEL(resource); |
| |
| |
| /* Messages used by FormatMessage |
| * |
| * They can be specified either directly or using a message ID and |
| * loading them from the resource. |
| * |
| * The resourcedata has following format: |
| * start: |
| * 0: DWORD nrofentries |
| * nrofentries * subentry: |
| * 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 ] |
| * 2: WORD flags |
| * 4: CHAR[len-4] |
| * (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) |
| */ |
| static LPWSTR load_messageW( HMODULE module, UINT id, WORD lang ) |
| { |
| const MESSAGE_RESOURCE_ENTRY *mre; |
| WCHAR *buffer; |
| |
| TRACE("module = %p, id = %08x\n", module, id ); |
| |
| if (!module) module = GetModuleHandleW( NULL ); |
| if (RtlFindMessage( module, RT_MESSAGETABLE, lang, id, &mre ) != STATUS_SUCCESS) return NULL; |
| |
| if (mre->Flags & MESSAGE_RESOURCE_UNICODE) |
| { |
| int len = (strlenW( (const WCHAR *)mre->Text ) + 1) * sizeof(WCHAR); |
| if (!(buffer = HeapAlloc( GetProcessHeap(), 0, len ))) return NULL; |
| memcpy( buffer, mre->Text, len ); |
| } |
| else |
| { |
| int len = MultiByteToWideChar( CP_ACP, 0, (const char *)mre->Text, -1, NULL, 0 ); |
| 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)); |
| return buffer; |
| } |
| |
| |
| /********************************************************************** |
| * load_messageA (internal) |
| */ |
| static LPSTR load_messageA( HMODULE module, UINT id, WORD lang ) |
| { |
| const MESSAGE_RESOURCE_ENTRY *mre; |
| char *buffer; |
| |
| TRACE("module = %p, id = %08x\n", module, id ); |
| |
| if (!module) module = GetModuleHandleW( NULL ); |
| if (RtlFindMessage( module, RT_MESSAGETABLE, lang, id, &mre ) != STATUS_SUCCESS) return NULL; |
| |
| if (mre->Flags & MESSAGE_RESOURCE_UNICODE) |
| { |
| int len = WideCharToMultiByte( CP_ACP, 0, (const WCHAR *)mre->Text, -1, NULL, 0, NULL, NULL ); |
| if (!(buffer = HeapAlloc( GetProcessHeap(), 0, len ))) return NULL; |
| WideCharToMultiByte( CP_ACP, 0, (const WCHAR *)mre->Text, -1, buffer, len, NULL, NULL ); |
| } |
| else |
| { |
| int len = strlen((const char*)mre->Text) + 1; |
| if (!(buffer = HeapAlloc( GetProcessHeap(), 0, len ))) return NULL; |
| memcpy( buffer, mre->Text, len ); |
| } |
| TRACE("returning %s\n", wine_dbgstr_a(buffer)); |
| return buffer; |
| } |
| |
| |
| /********************************************************************** |
| * get_arg (internal) |
| */ |
| static ULONG_PTR get_arg( int nr, DWORD flags, __ms_va_list *args ) |
| { |
| if (flags & FORMAT_MESSAGE_ARGUMENT_ARRAY) return ((ULONG_PTR *)args)[nr - 1]; |
| return (*(ULONG_PTR **)args)[nr - 1]; /* FIXME */ |
| } |
| |
| |
| /********************************************************************** |
| * format_insertA (internal) |
| */ |
| static LPCSTR format_insertA( int insert, LPCSTR format, DWORD flags, __ms_va_list *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++; |
| 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++; |
| format++; |
| } |
| else |
| while (isdigit(*format)) *p++ = *format++; |
| } |
| |
| 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, __ms_va_list *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++; |
| 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++; |
| format++; |
| } |
| else |
| while (isdigitW(*format)) *p++ = *format++; |
| } |
| |
| 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 ); |
| 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, |
| */ |
| DWORD WINAPI FormatMessageA( |
| DWORD dwFlags, |
| LPCVOID lpSource, |
| DWORD dwMessageId, |
| DWORD dwLanguageId, |
| LPSTR lpBuffer, |
| DWORD nSize, |
| __ms_va_list* args ) |
| { |
| DWORD ret = 0; |
| #if defined(__i386__) || defined(__sparc__) |
| /* This implementation is completely dependent on the format of the va_list on x86 CPUs */ |
| LPSTR target,t; |
| DWORD talloced; |
| LPSTR from; |
| LPCSTR f; |
| DWORD width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK; |
| BOOL eos = FALSE; |
| CHAR ch; |
| |
| TRACE("(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) |
| || (dwFlags & FORMAT_MESSAGE_FROM_HMODULE))) return 0; |
| |
| if (!lpBuffer) |
| { |
| SetLastError(ERROR_NOT_ENOUGH_MEMORY); |
| return 0; |
| } |
| |
| if (width && width != FORMAT_MESSAGE_MAX_WIDTH_MASK) |
| FIXME("line wrapping (%u) not supported.\n", width); |
| from = NULL; |
| if (dwFlags & FORMAT_MESSAGE_FROM_STRING) |
| { |
| 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, dwLanguageId ); |
| if (!from && (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)) |
| from = load_messageA( kernel32_handle, dwMessageId, dwLanguageId ); |
| |
| if (!from) |
| { |
| SetLastError (ERROR_RESOURCE_LANG_NOT_FOUND); |
| return 0; |
| } |
| } |
| target = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100); |
| t = target; |
| talloced= 100; |
| |
| #define ADD_TO_T(c) do { \ |
| *t++=c;\ |
| if ((DWORD)(t-target) == talloced) {\ |
| target = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2);\ |
| t = target+talloced;\ |
| talloced*=2;\ |
| }\ |
| } while (0) |
| |
| if (from) { |
| f=from; |
| if (dwFlags & FORMAT_MESSAGE_IGNORE_INSERTS) { |
| while (*f && !eos) |
| ADD_TO_T(*f++); |
| } |
| else { |
| while (*f && !eos) { |
| if (*f=='%') { |
| int insertnr; |
| char *str,*x; |
| |
| f++; |
| if (!*f) { |
| ADD_TO_T('%'); |
| continue; |
| } |
| switch (*f) { |
| case '1':case '2':case '3':case '4':case '5': |
| case '6':case '7':case '8':case '9': |
| insertnr=*f-'0'; |
| switch (f[1]) { |
| case '0':case '1':case '2':case '3': |
| case '4':case '5':case '6':case '7': |
| case '8':case '9': |
| f++; |
| insertnr=insertnr*10+*f-'0'; |
| f++; |
| break; |
| default: |
| f++; |
| break; |
| } |
| f = format_insertA( insertnr, f, dwFlags, args, &str ); |
| for (x = str; *x; x++) ADD_TO_T(*x); |
| HeapFree( GetProcessHeap(), 0, str ); |
| break; |
| case 'n': |
| ADD_TO_T('\r'); |
| ADD_TO_T('\n'); |
| f++; |
| break; |
| case '0': |
| eos = TRUE; |
| f++; |
| break; |
| default: |
| ADD_TO_T(*f++); |
| break; |
| } |
| } else { |
| ch = *f; |
| f++; |
| if (ch == '\r') { |
| if (*f == '\n') |
| f++; |
| if(width) |
| ADD_TO_T(' '); |
| else |
| { |
| ADD_TO_T('\r'); |
| ADD_TO_T('\n'); |
| } |
| } else { |
| if (ch == '\n') |
| { |
| if(width) |
| ADD_TO_T(' '); |
| else |
| { |
| ADD_TO_T('\r'); |
| ADD_TO_T('\n'); |
| } |
| } |
| else |
| ADD_TO_T(ch); |
| } |
| } |
| } |
| } |
| *t='\0'; |
| } |
| talloced = strlen(target)+1; |
| if (nSize && talloced<nSize) { |
| target = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,nSize); |
| } |
| TRACE("-- %s\n",debugstr_a(target)); |
| if (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) { |
| *((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); |
| ret = (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) ? strlen(*(LPSTR*)lpBuffer) : strlen(lpBuffer); |
| #endif /* __i386__ */ |
| TRACE("-- returning %d\n", ret); |
| return ret; |
| } |
| #undef ADD_TO_T |
| |
| |
| /*********************************************************************** |
| * FormatMessageW (KERNEL32.@) |
| */ |
| DWORD WINAPI FormatMessageW( |
| DWORD dwFlags, |
| LPCVOID lpSource, |
| DWORD dwMessageId, |
| DWORD dwLanguageId, |
| LPWSTR lpBuffer, |
| DWORD nSize, |
| __ms_va_list* args ) |
| { |
| #if defined(__i386__) || defined(__sparc__) |
| /* This implementation is completely dependent on the format of the va_list on x86 CPUs */ |
| LPWSTR target,t; |
| DWORD talloced; |
| LPWSTR from; |
| LPCWSTR f; |
| DWORD width = dwFlags & FORMAT_MESSAGE_MAX_WIDTH_MASK; |
| BOOL eos = FALSE; |
| WCHAR ch; |
| |
| TRACE("(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) |
| || (dwFlags & FORMAT_MESSAGE_FROM_HMODULE))) return 0; |
| |
| if (!lpBuffer) |
| { |
| SetLastError(ERROR_INVALID_PARAMETER); |
| return 0; |
| } |
| |
| if (width && width != FORMAT_MESSAGE_MAX_WIDTH_MASK) |
| FIXME("line wrapping not supported.\n"); |
| from = NULL; |
| if (dwFlags & FORMAT_MESSAGE_FROM_STRING) { |
| from = HeapAlloc( GetProcessHeap(), 0, (strlenW(lpSource) + 1) * |
| sizeof(WCHAR) ); |
| strcpyW( from, lpSource ); |
| } |
| else { |
| from = NULL; |
| if (dwFlags & FORMAT_MESSAGE_FROM_HMODULE) |
| from = load_messageW( (HMODULE)lpSource, dwMessageId, dwLanguageId ); |
| if (!from && (dwFlags & FORMAT_MESSAGE_FROM_SYSTEM)) |
| from = load_messageW( kernel32_handle, dwMessageId, dwLanguageId ); |
| |
| if (!from) |
| { |
| SetLastError (ERROR_RESOURCE_LANG_NOT_FOUND); |
| return 0; |
| } |
| } |
| target = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, 100 * sizeof(WCHAR) ); |
| t = target; |
| talloced= 100; |
| |
| #define ADD_TO_T(c) do {\ |
| *t++=c;\ |
| if ((DWORD)(t-target) == talloced) {\ |
| target = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,talloced*2*sizeof(WCHAR));\ |
| t = target+talloced;\ |
| talloced*=2;\ |
| } \ |
| } while (0) |
| |
| if (from) { |
| f=from; |
| if (dwFlags & FORMAT_MESSAGE_IGNORE_INSERTS) { |
| while (*f && !eos) |
| ADD_TO_T(*f++); |
| } |
| else { |
| while (*f && !eos) { |
| if (*f=='%') { |
| int insertnr; |
| WCHAR *str,*x; |
| |
| f++; |
| if (!*f) { |
| ADD_TO_T('%'); |
| continue; |
| } |
| |
| switch (*f) { |
| case '1':case '2':case '3':case '4':case '5': |
| case '6':case '7':case '8':case '9': |
| insertnr=*f-'0'; |
| switch (f[1]) { |
| case '0':case '1':case '2':case '3': |
| case '4':case '5':case '6':case '7': |
| case '8':case '9': |
| f++; |
| insertnr=insertnr*10+*f-'0'; |
| f++; |
| break; |
| default: |
| f++; |
| break; |
| } |
| f = format_insertW( insertnr, f, dwFlags, args, &str ); |
| for (x = str; *x; x++) ADD_TO_T(*x); |
| HeapFree( GetProcessHeap(), 0, str ); |
| break; |
| case 'n': |
| ADD_TO_T('\r'); |
| ADD_TO_T('\n'); |
| f++; |
| break; |
| case '0': |
| eos = TRUE; |
| f++; |
| break; |
| default: |
| ADD_TO_T(*f++); |
| break; |
| } |
| } else { |
| ch = *f; |
| f++; |
| if (ch == '\r') { |
| if (*f == '\n') |
| f++; |
| if(width) |
| ADD_TO_T(' '); |
| else |
| { |
| ADD_TO_T('\r'); |
| ADD_TO_T('\n'); |
| } |
| } else { |
| if (ch == '\n') |
| { |
| if(width) |
| ADD_TO_T(' '); |
| else |
| { |
| ADD_TO_T('\r'); |
| ADD_TO_T('\n'); |
| } |
| } |
| else |
| ADD_TO_T(ch); |
| } |
| } |
| } |
| } |
| *t='\0'; |
| } |
| talloced = strlenW(target)+1; |
| if (nSize && talloced<nSize) |
| target = HeapReAlloc(GetProcessHeap(),HEAP_ZERO_MEMORY,target,nSize*sizeof(WCHAR)); |
| if (dwFlags & FORMAT_MESSAGE_ALLOCATE_BUFFER) { |
| /* nSize is the MINIMUM size */ |
| DWORD len = strlenW(target) + 1; |
| *((LPVOID*)lpBuffer) = LocalAlloc(LMEM_ZEROINIT,len*sizeof(WCHAR)); |
| strcpyW(*(LPWSTR*)lpBuffer, target); |
| } |
| else lstrcpynW(lpBuffer, target, nSize); |
| |
| HeapFree(GetProcessHeap(),0,target); |
| HeapFree(GetProcessHeap(),0,from); |
| TRACE("ret=%s\n", wine_dbgstr_w((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 |
