/* * Resources * * Copyright 1993 Robert J. Amstadt * Copyright 1995 Alexandre Julliard */ #include #include #include #include #include #include #include #include "ntdll.h" #include "winbase.h" #include "winuser.h" #include "wine/winbase16.h" #include "wine/winuser16.h" #include "gdi.h" #include "global.h" #include "heap.h" #include "neexe.h" #include "task.h" #include "process.h" #include "module.h" #include "file.h" #include "debug.h" #include "libres.h" #include "winerror.h" #include "debugstr.h" extern WORD WINE_LanguageId; #define HRSRC_MAP_BLOCKSIZE 16 typedef struct _HRSRC_ELEM { HANDLE32 hRsrc; WORD type; } HRSRC_ELEM; typedef struct _HRSRC_MAP { int nAlloc; int nUsed; HRSRC_ELEM *elem; } HRSRC_MAP; /********************************************************************** * MapHRsrc32To16 */ static HRSRC16 MapHRsrc32To16( NE_MODULE *pModule, HANDLE32 hRsrc32, WORD type ) { HRSRC_MAP *map = (HRSRC_MAP *)pModule->hRsrcMap; HRSRC_ELEM *newElem; int i; /* On first call, initialize HRSRC map */ if ( !map ) { if ( !(map = (HRSRC_MAP *)HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(HRSRC_MAP) ) ) ) { ERR( resource, "Cannot allocate HRSRC map\n" ); return 0; } pModule->hRsrcMap = (LPVOID)map; } /* Check whether HRSRC32 already in map */ for ( i = 0; i < map->nUsed; i++ ) if ( map->elem[i].hRsrc == hRsrc32 ) return (HRSRC16)(i + 1); /* If no space left, grow table */ if ( map->nUsed == map->nAlloc ) { if ( !(newElem = (HRSRC_ELEM *)HeapReAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, map->elem, (map->nAlloc + HRSRC_MAP_BLOCKSIZE) * sizeof(HRSRC_ELEM) ) )) { ERR( resource, "Cannot grow HRSRC map\n" ); return 0; } map->elem = newElem; map->nAlloc += HRSRC_MAP_BLOCKSIZE; } /* Add HRSRC32 to table */ map->elem[map->nUsed].hRsrc = hRsrc32; map->elem[map->nUsed].type = type; map->nUsed++; return (HRSRC16)map->nUsed; } /********************************************************************** * MapHRsrc16To32 */ static HANDLE32 MapHRsrc16To32( NE_MODULE *pModule, HRSRC16 hRsrc16 ) { HRSRC_MAP *map = (HRSRC_MAP *)pModule->hRsrcMap; if ( !map || !hRsrc16 || (int)hRsrc16 > map->nUsed ) return 0; return map->elem[(int)hRsrc16-1].hRsrc; } /********************************************************************** * MapHRsrc16ToType */ static WORD MapHRsrc16ToType( NE_MODULE *pModule, HRSRC16 hRsrc16 ) { HRSRC_MAP *map = (HRSRC_MAP *)pModule->hRsrcMap; if ( !map || !hRsrc16 || (int)hRsrc16 > map->nUsed ) return 0; return map->elem[(int)hRsrc16-1].type; } /********************************************************************** * FindResource16 (KERNEL.60) */ HRSRC16 WINAPI FindResource16( HMODULE16 hModule, SEGPTR name, SEGPTR type ) { LPCSTR nameStr = HIWORD(name)? PTR_SEG_TO_LIN(name) : (LPCSTR)name; LPCSTR typeStr = HIWORD(type)? PTR_SEG_TO_LIN(type) : (LPCSTR)type; NE_MODULE *pModule = NE_GetPtr( hModule ); if ( !pModule ) return 0; if ( pModule->module32 ) { HANDLE32 hRsrc32 = FindResource32A( pModule->module32, nameStr, typeStr ); return MapHRsrc32To16( pModule, hRsrc32, HIWORD(type)? 0 : type ); } return NE_FindResource( pModule, nameStr, typeStr ); } /********************************************************************** * FindResource32A (KERNEL32.128) */ HANDLE32 WINAPI FindResource32A( HMODULE32 hModule, LPCSTR name, LPCSTR type) { return FindResourceEx32A(hModule,type,name,WINE_LanguageId); } /********************************************************************** * FindResourceEx32A (KERNEL32.129) */ HANDLE32 WINAPI FindResourceEx32A( HMODULE32 hModule, LPCSTR type, LPCSTR name, WORD lang ) { LPWSTR xname,xtype; HANDLE32 ret; if (HIWORD((DWORD)name)) xname = HEAP_strdupAtoW( GetProcessHeap(), 0, name ); else xname = (LPWSTR)name; if (HIWORD((DWORD)type)) xtype = HEAP_strdupAtoW( GetProcessHeap(), 0, type); else xtype = (LPWSTR)type; ret = FindResourceEx32W( hModule, xtype, xname, lang ); if (HIWORD((DWORD)name)) HeapFree( GetProcessHeap(), 0, xname ); if (HIWORD((DWORD)type)) HeapFree( GetProcessHeap(), 0, xtype ); return ret; } /********************************************************************** * FindResourceEx32W (KERNEL32.130) */ HRSRC32 WINAPI FindResourceEx32W( HMODULE32 hModule, LPCWSTR type, LPCWSTR name, WORD lang ) { WINE_MODREF *wm = MODULE32_LookupHMODULE( hModule ); HRSRC32 hrsrc; TRACE(resource, "module=%08x(%s) type=%s name=%s\n", hModule, wm->modname, debugres_w (type), debugres_w (name)); if (!wm) return (HRSRC32)0; switch (wm->type) { case MODULE32_PE: hrsrc = PE_FindResourceEx32W(wm,name,type,lang); break; case MODULE32_ELF: hrsrc = LIBRES_FindResource( hModule, name, type ); break; default: ERR(module,"unknown module type %d\n",wm->type); return (HRSRC32)0; } if ( !hrsrc ) WARN(resource,"0x%08x(%s) %s(%s) not found!\n", hModule,wm->modname, debugres_w (name), debugres_w (type)); return hrsrc; } /********************************************************************** * FindResource32W (KERNEL32.131) */ HRSRC32 WINAPI FindResource32W(HINSTANCE32 hModule, LPCWSTR name, LPCWSTR type) { return FindResourceEx32W(hModule,type,name,WINE_LanguageId); } /********************************************************************** * LoadResource16 (KERNEL.61) */ HGLOBAL16 WINAPI LoadResource16( HMODULE16 hModule, HRSRC16 hRsrc ) { NE_MODULE *pModule = NE_GetPtr( hModule ); if ( !pModule ) return 0; if ( pModule->module32 ) { HANDLE32 hRsrc32 = MapHRsrc16To32( pModule, hRsrc ); WORD type = MapHRsrc16ToType( pModule, hRsrc ); HGLOBAL32 image = LoadResource32( pModule->module32, hRsrc32 ); DWORD size = SizeofResource32( pModule->module32, hRsrc32 ); LPVOID bits = LockResource32( image ); return NE_LoadPEResource( pModule, type, bits, size ); } return NE_LoadResource( pModule, hRsrc ); } /********************************************************************** * LoadResource32 (KERNEL32.370) * 'loads' a resource. The current implementation just returns a pointer * into the already mapped image. * RETURNS * pointer into the mapped resource of the passed module */ HGLOBAL32 WINAPI LoadResource32( HINSTANCE32 hModule, /* [in] module handle */ HRSRC32 hRsrc ) /* [in] resource handle */ { WINE_MODREF *wm = MODULE32_LookupHMODULE( hModule ); TRACE(resource, "module=%04x res=%04x\n", hModule, hRsrc ); if (!hRsrc) { ERR(resource,"hRsrc is 0, return 0.\n"); return 0; } if (!wm) return 0; switch (wm->type) { case MODULE32_PE: return PE_LoadResource32(wm,hRsrc); case MODULE32_ELF: return LIBRES_LoadResource( hModule, hRsrc ); default: ERR(resource,"unknown module type %d\n",wm->type); break; } return 0; } /********************************************************************** * LockResource16 (KERNEL.62) */ SEGPTR WINAPI WIN16_LockResource16( HGLOBAL16 handle ) { TRACE( resource, "handle=%04x\n", handle ); if (!handle) return (SEGPTR)0; /* May need to reload the resource if discarded */ return (SEGPTR)WIN16_GlobalLock16( handle ); } LPVOID WINAPI LockResource16( HGLOBAL16 handle ) { return (LPVOID)PTR_SEG_TO_LIN( WIN16_LockResource16( handle ) ); } /********************************************************************** * LockResource32 (KERNEL32.384) */ LPVOID WINAPI LockResource32( HGLOBAL32 handle ) { return (LPVOID)handle; } /********************************************************************** * FreeResource16 (KERNEL.63) */ BOOL16 WINAPI FreeResource16( HGLOBAL16 handle ) { NE_MODULE *pModule = NE_GetPtr( FarGetOwner(handle) ); if ( !pModule ) return handle; if ( pModule->module32 ) return NE_FreePEResource( pModule, handle ); return NE_FreeResource( pModule, handle ); } /********************************************************************** * FreeResource32 (KERNEL32.145) */ BOOL32 WINAPI FreeResource32( HGLOBAL32 handle ) { /* no longer used in Win32 */ return TRUE; } /********************************************************************** * AccessResource16 (KERNEL.64) */ INT16 WINAPI AccessResource16( HINSTANCE16 hModule, HRSRC16 hRsrc ) { NE_MODULE *pModule = NE_GetPtr( hModule ); if ( !pModule ) return 0; if ( pModule->module32 ) { HANDLE32 hRsrc32 = MapHRsrc16To32( pModule, hRsrc ); HFILE32 hFile32 = AccessResource32( pModule->module32, hRsrc32 ); return FILE_AllocDosHandle( hFile32 ); } return NE_AccessResource( pModule, hRsrc ); } /********************************************************************** * AccessResource32 (KERNEL32.64) */ INT32 WINAPI AccessResource32( HMODULE32 hModule, HRSRC32 hRsrc ) { FIXME(resource,"(module=%08x res=%08x),not implemented\n", hModule, hRsrc); return 0; } /********************************************************************** * SizeofResource16 (KERNEL.65) */ DWORD WINAPI SizeofResource16( HMODULE16 hModule, HRSRC16 hRsrc ) { NE_MODULE *pModule = NE_GetPtr( hModule ); if ( !pModule ) return 0; if ( pModule->module32 ) { HANDLE32 hRsrc32 = MapHRsrc16To32( pModule, hRsrc ); return SizeofResource32( hModule, hRsrc32 ); } return NE_SizeofResource( pModule, hRsrc ); } /********************************************************************** * SizeofResource32 (KERNEL32.522) */ DWORD WINAPI SizeofResource32( HINSTANCE32 hModule, HRSRC32 hRsrc ) { WINE_MODREF *wm = MODULE32_LookupHMODULE( hModule ); TRACE(resource, "module=%08x res=%08x\n", hModule, hRsrc ); if (!wm) return 0; switch (wm->type) { case MODULE32_PE: return PE_SizeofResource32(hModule,hRsrc); case MODULE32_ELF: return LIBRES_SizeofResource( hModule, hRsrc ); default: ERR(module,"unknown module type %d\n",wm->type); break; } return 0; } /********************************************************************** * LoadAccelerators16 [USER.177] */ HACCEL16 WINAPI LoadAccelerators16(HINSTANCE16 instance, SEGPTR lpTableName) { HRSRC16 hRsrc; if (HIWORD(lpTableName)) TRACE(accel, "%04x '%s'\n", instance, (char *)PTR_SEG_TO_LIN( lpTableName ) ); else TRACE(accel, "%04x %04x\n", instance, LOWORD(lpTableName) ); if (!(hRsrc = FindResource16( instance, lpTableName, RT_ACCELERATOR16 ))) { WARN(accel, "couldn't find accelerator table resource\n"); return 0; } TRACE(accel, "returning HACCEL 0x%x\n", hRsrc); return LoadResource16(instance,hRsrc); } /********************************************************************** * LoadAccelerators32W [USER.177] * The image layout seems to look like this (not 100% sure): * 00: BYTE type type of accelerator * 01: BYTE pad (to WORD boundary) * 02: WORD event * 04: WORD IDval * 06: WORD pad (to DWORD boundary) */ HACCEL32 WINAPI LoadAccelerators32W(HINSTANCE32 instance,LPCWSTR lpTableName) { HRSRC32 hRsrc; HACCEL32 hMem,hRetval=0; DWORD size; if (HIWORD(lpTableName)) TRACE(accel, "%p '%s'\n", (LPVOID)instance, (char *)( lpTableName ) ); else TRACE(accel, "%p 0x%04x\n", (LPVOID)instance, LOWORD(lpTableName) ); if (!(hRsrc = FindResource32W( instance, lpTableName, RT_ACCELERATOR32W ))) { WARN(accel, "couldn't find accelerator table resource\n"); } else { hMem = LoadResource32( instance, hRsrc ); size = SizeofResource32( instance, hRsrc ); if(size>=sizeof(PE_ACCEL)) { LPPE_ACCEL accel_table = (LPPE_ACCEL) hMem; LPACCEL16 accel16; int i,nrofaccells = size/sizeof(PE_ACCEL); hRetval = GlobalAlloc16(0,sizeof(ACCEL16)*nrofaccells); accel16 = (LPACCEL16)GlobalLock16(hRetval); for (i=0;ientries) entries=xsize; i=0; while(!done) { /* Spit out some debugging information. */ TRACE(accel, "accel %d: type 0x%02x, event '%c', IDval 0x%04x.\n", i, accel[i].fVirt, accel[i].key, accel[i].cmd); /* Copy data to the destination structure array (if dst == NULL, we're just supposed to count the number of entries). */ if(dst) { dst[i].fVirt = accel[i].fVirt; dst[i].key = accel[i].key; dst[i].cmd = accel[i].cmd; /* Check if we've reached the end of the application supplied accelerator table. */ if(i+1 == entries) { /* Turn off the high order bit, just in case. */ dst[i].fVirt &= 0x7f; done = TRUE; } } /* The highest order bit seems to mark the end of the accelerator resource table, but not always. Use GlobalSize() check too. */ if((accel[i].fVirt & 0x80) != 0) done = TRUE; i++; } return i; } /********************************************************************* * CreateAcceleratorTable (USER32.64) * * By mortene@pvv.org 980321 */ HACCEL32 WINAPI CreateAcceleratorTable32A(LPACCEL32 lpaccel, INT32 cEntries) { HACCEL32 hAccel; LPACCEL16 accel; int i; /* Do parameter checking just in case someone's trying to be funny. */ if(cEntries < 1) { WARN(accel, "Application sent invalid parameters (%p %d).\n", lpaccel, cEntries); SetLastError(ERROR_INVALID_PARAMETER); return (HACCEL32)NULL; } FIXME(accel, "should check that the accelerator descriptions are valid," " return NULL and SetLastError() if not.\n"); /* Allocate memory and copy the table. */ hAccel = GlobalAlloc16(0,cEntries*sizeof(ACCEL16)); TRACE(accel, "handle %x\n", hAccel); if(!hAccel) { ERR(accel, "Out of memory.\n"); SetLastError(ERROR_NOT_ENOUGH_MEMORY); return (HACCEL32)NULL; } accel = GlobalLock16(hAccel); for (i=0;i>4)+1), RT_STRING16 ); if (!hrsrc) return 0; hmem = LoadResource16( instance, hrsrc ); if (!hmem) return 0; p = LockResource16(hmem); string_num = resource_id & 0x000f; for (i = 0; i < string_num; i++) p += *p + 1; TRACE(resource, "strlen = %d\n", (int)*p ); i = MIN(buflen - 1, *p); if (buffer == NULL) return i; if (i > 0) { memcpy(buffer, p + 1, i); buffer[i] = '\0'; } else { if (buflen > 1) { buffer[0] = '\0'; return 0; } WARN(resource,"Dont know why caller give buflen=%d *p=%d trying to obtain string '%s'\n", buflen, *p, p + 1); } FreeResource16( hmem ); TRACE(resource,"'%s' loaded !\n", buffer); return i; } /********************************************************************** * LoadString32W (USER32.376) */ INT32 WINAPI LoadString32W( HINSTANCE32 instance, UINT32 resource_id, LPWSTR buffer, INT32 buflen ) { HGLOBAL32 hmem; HRSRC32 hrsrc; WCHAR *p; int string_num; int i; if (HIWORD(resource_id)==0xFFFF) /* netscape 3 passes this */ resource_id = (UINT32)(-((INT32)resource_id)); TRACE(resource, "instance = %04x, id = %04x, buffer = %08x, " "length = %d\n", instance, (int)resource_id, (int) buffer, buflen); hrsrc = FindResource32W( instance, (LPCWSTR)((resource_id>>4)+1), RT_STRING32W ); if (!hrsrc) return 0; hmem = LoadResource32( instance, hrsrc ); if (!hmem) return 0; p = LockResource32(hmem); string_num = resource_id & 0x000f; for (i = 0; i < string_num; i++) p += *p + 1; TRACE(resource, "strlen = %d\n", (int)*p ); i = MIN(buflen - 1, *p); if (buffer == NULL) return i; if (i > 0) { memcpy(buffer, p + 1, i * sizeof (WCHAR)); buffer[i] = (WCHAR) 0; } else { if (buflen > 1) { buffer[0] = (WCHAR) 0; return 0; } #if 0 WARN(resource,"Dont know why caller give buflen=%d *p=%d trying to obtain string '%s'\n", buflen, *p, p + 1); #endif } TRACE(resource,"%s loaded !\n", debugstr_w(buffer)); return i; } /********************************************************************** * LoadString32A (USER32.375) */ INT32 WINAPI LoadString32A( HINSTANCE32 instance, UINT32 resource_id, LPSTR buffer, INT32 buflen ) { INT32 retval; LPWSTR buffer2 = NULL; if (buffer && buflen) buffer2 = HeapAlloc( GetProcessHeap(), 0, buflen * 2 ); retval = LoadString32W(instance,resource_id,buffer2,buflen); if (buffer2) { if (retval) { lstrcpynWtoA( buffer, buffer2, buflen ); retval = lstrlen32A( buffer ); } else *buffer = 0; HeapFree( GetProcessHeap(), 0, buffer2 ); } return retval; } /* Messages...used by FormatMessage32* (KERNEL32.something) * * 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) * 2: WORD unknown (flags?) * 4: CHAR[len-4] * (stringentry i of a subentry refers to the ID 'firstentry+i') * * Yes, ANSI strings in win32 resources. Go figure. */ /********************************************************************** * LoadMessage32A (internal) */ INT32 WINAPI LoadMessage32A( HMODULE32 instance, UINT32 id, WORD lang, LPSTR buffer, INT32 buflen ) { HGLOBAL32 hmem; HRSRC32 hrsrc; BYTE *p; int nrofentries,i,slen; struct _subentry { DWORD firstentry; DWORD lastentry; DWORD offset; } *se; struct _stringentry { WORD len; WORD unknown; CHAR str[1]; } *stre; TRACE(resource, "instance = %08lx, id = %08lx, buffer = %p, length = %ld\n", (DWORD)instance, (DWORD)id, buffer, (DWORD)buflen); /*FIXME: I am not sure about the '1' ... But I've only seen those entries*/ hrsrc = FindResourceEx32W(instance,RT_MESSAGELIST32W,(LPWSTR)1,lang); if (!hrsrc) return 0; hmem = LoadResource32( instance, hrsrc ); if (!hmem) return 0; p = LockResource32(hmem); nrofentries = *(DWORD*)p; stre = NULL; se = (struct _subentry*)(p+4); for (i=nrofentries;i--;) { if ((id>=se->firstentry) && (id<=se->lastentry)) { stre = (struct _stringentry*)(p+se->offset); id -= se->firstentry; break; } se++; } if (!stre) return 0; for (i=id;i--;) { if (!(slen=stre->len)) return 0; stre = (struct _stringentry*)(((char*)stre)+slen); } slen=stre->len; TRACE(resource," - strlen=%d\n",slen); i = MIN(buflen - 1, slen); if (buffer == NULL) return slen; /* different to LoadString */ if (i>0) { lstrcpyn32A(buffer,stre->str,i); buffer[i]=0; } else { if (buflen>1) { buffer[0]=0; return 0; } } if (buffer) TRACE(resource,"'%s' copied !\n", buffer); return i; } /********************************************************************** * LoadMessage32W (internal) */ INT32 WINAPI LoadMessage32W( HMODULE32 instance, UINT32 id, WORD lang, LPWSTR buffer, INT32 buflen ) { INT32 retval; LPSTR buffer2 = NULL; if (buffer && buflen) buffer2 = HeapAlloc( GetProcessHeap(), 0, buflen ); retval = LoadMessage32A(instance,id,lang,buffer2,buflen); if (buffer) { if (retval) { lstrcpynAtoW( buffer, buffer2, buflen ); retval = lstrlen32W( buffer ); } HeapFree( GetProcessHeap(), 0, buffer2 ); } return retval; } /********************************************************************** * EnumResourceTypesA (KERNEL32.90) */ BOOL32 WINAPI EnumResourceTypes32A( HMODULE32 hmodule,ENUMRESTYPEPROC32A lpfun, LONG lParam) { /* FIXME: move WINE_MODREF stuff here */ return PE_EnumResourceTypes32A(hmodule,lpfun,lParam); } /********************************************************************** * EnumResourceTypesW (KERNEL32.91) */ BOOL32 WINAPI EnumResourceTypes32W( HMODULE32 hmodule,ENUMRESTYPEPROC32W lpfun, LONG lParam) { /* FIXME: move WINE_MODREF stuff here */ return PE_EnumResourceTypes32W(hmodule,lpfun,lParam); } /********************************************************************** * EnumResourceNamesA (KERNEL32.88) */ BOOL32 WINAPI EnumResourceNames32A( HMODULE32 hmodule, LPCSTR type, ENUMRESNAMEPROC32A lpfun, LONG lParam ) { /* FIXME: move WINE_MODREF stuff here */ return PE_EnumResourceNames32A(hmodule,type,lpfun,lParam); } /********************************************************************** * EnumResourceNamesW (KERNEL32.89) */ BOOL32 WINAPI EnumResourceNames32W( HMODULE32 hmodule, LPCWSTR type, ENUMRESNAMEPROC32W lpfun, LONG lParam ) { /* FIXME: move WINE_MODREF stuff here */ return PE_EnumResourceNames32W(hmodule,type,lpfun,lParam); } /********************************************************************** * EnumResourceLanguagesA (KERNEL32.86) */ BOOL32 WINAPI EnumResourceLanguages32A( HMODULE32 hmodule, LPCSTR type, LPCSTR name, ENUMRESLANGPROC32A lpfun, LONG lParam) { /* FIXME: move WINE_MODREF stuff here */ return PE_EnumResourceLanguages32A(hmodule,type,name,lpfun,lParam); } /********************************************************************** * EnumResourceLanguagesW (KERNEL32.87) */ BOOL32 WINAPI EnumResourceLanguages32W( HMODULE32 hmodule, LPCWSTR type, LPCWSTR name, ENUMRESLANGPROC32W lpfun, LONG lParam) { /* FIXME: move WINE_MODREF stuff here */ return PE_EnumResourceLanguages32W(hmodule,type,name,lpfun,lParam); }