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Sweden-Number/loader/resource.c

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/*
* Resources
*
* Copyright 1993 Robert J. Amstadt
* Copyright 1995 Alexandre Julliard
*/
#include <assert.h>
#include <stdlib.h>
#include <string.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include "windows.h"
#include "gdi.h"
#include "global.h"
#include "heap.h"
#include "neexe.h"
#include "task.h"
#include "process.h"
#include "module.h"
#include "resource.h"
#include "debug.h"
#include "libres.h"
#include "winerror.h"
#include "debugstr.h"
extern WORD WINE_LanguageId;
/**********************************************************************
* 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 )
{ HRSRC32 ret;
WINE_MODREF *wm = MODULE32_LookupHMODULE(PROCESS_Current(),hModule);
HRSRC32 hrsrc;
TRACE(resource, "module=%08x(%s) type=%s name=%s\n",
hModule, wm->modname,
debugres_w (type),
debugres_w (name));
if (__winelib) {
hrsrc = LIBRES_FindResource( hModule, name, type );
if (hrsrc)
return hrsrc;
}
if (wm) {
switch (wm->type) {
case MODULE32_PE:
ret = PE_FindResourceEx32W(wm,name,type,lang);
if ( ret==0 )
ERR(resource,"0x%08x(%s) %s(%s) not found!\n", hModule,wm->modname, debugres_w (name), debugres_w (type));
return ret;
default:
ERR(module,"unknown module type %d\n",wm->type);
break;
}
}
return (HRSRC32)0;
}
/**********************************************************************
* FindResource32W (KERNEL32.131)
*/
HRSRC32 WINAPI FindResource32W(HINSTANCE32 hModule, LPCWSTR name, LPCWSTR type)
{
return FindResourceEx32W(hModule,type,name,WINE_LanguageId);
}
/**********************************************************************
* 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(PROCESS_Current(),hModule);
TRACE(resource, "module=%04x res=%04x\n",
hModule, hRsrc );
if (!hRsrc) {
ERR(resource,"hRsrc is 0, return 0.\n");
return 0;
}
if (wm)
switch (wm->type) {
case MODULE32_PE:
return PE_LoadResource32(wm,hRsrc);
default:
ERR(resource,"unknown module type %d\n",wm->type);
break;
}
if (__winelib)
return LIBRES_LoadResource( hModule, hRsrc );
return 0;
}
/**********************************************************************
* LockResource32 (KERNEL32.384)
*/
LPVOID WINAPI LockResource32( HGLOBAL32 handle )
{
return (LPVOID)handle;
}
/**********************************************************************
* FreeResource32 (KERNEL32.145)
*/
BOOL32 WINAPI FreeResource32( HGLOBAL32 handle )
{
/* no longer used in Win32 */
return TRUE;
}
/**********************************************************************
* AccessResource32 (KERNEL32.64)
*/
INT32 WINAPI AccessResource32( HMODULE32 hModule, HRSRC32 hRsrc )
{
FIXME(resource,"(module=%08x res=%08x),not implemented\n", hModule, hRsrc);
return 0;
}
/**********************************************************************
* SizeofResource32 (KERNEL32.522)
*/
DWORD WINAPI SizeofResource32( HINSTANCE32 hModule, HRSRC32 hRsrc )
{
WINE_MODREF *wm = MODULE32_LookupHMODULE(PROCESS_Current(),hModule);
TRACE(resource, "module=%08x res=%08x\n", hModule, hRsrc );
if (wm)
switch (wm->type)
{
case MODULE32_PE:
{
DWORD ret;
ret = PE_SizeofResource32(hModule,hRsrc);
if (ret)
return ret;
break;
}
default:
ERR(module,"unknown module type %d\n",wm->type);
break;
}
if (__winelib)
FIXME(module,"Not implemented for WINELIB\n");
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 hRetval;
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");
hRetval = 0;
}
else {
hRetval = LoadResource32( instance, hRsrc );
size = SizeofResource32( instance, hRsrc );
if(size>=sizeof(ACCEL32))
{
LPACCEL32 accel_table = (LPACCEL32) hRetval;
/* mark last element as such - sometimes it is not marked in image */
accel_table[size/sizeof(ACCEL32)-1].fVirt |= 0x80;
}
}
TRACE(accel, "returning HACCEL 0x%x\n", hRsrc);
return hRetval;
}
HACCEL32 WINAPI LoadAccelerators32A(HINSTANCE32 instance,LPCSTR lpTableName)
{
LPWSTR uni;
HACCEL32 result;
if (HIWORD(lpTableName))
uni = HEAP_strdupAtoW( GetProcessHeap(), 0, lpTableName );
else
uni = (LPWSTR)lpTableName;
result = LoadAccelerators32W(instance,uni);
if (HIWORD(uni)) HeapFree( GetProcessHeap(), 0, uni);
return result;
}
/**********************************************************************
* CopyAcceleratorTable32A (USER32.58)
*/
INT32 WINAPI CopyAcceleratorTable32A(HACCEL32 src, LPACCEL32 dst, INT32 entries)
{
return CopyAcceleratorTable32W(src, dst, entries);
}
/**********************************************************************
* CopyAcceleratorTable32W (USER32.59)
*
* By mortene@pvv.org 980321
*/
INT32 WINAPI CopyAcceleratorTable32W(HACCEL32 src, LPACCEL32 dst,
INT32 entries)
{
int i;
LPACCEL32 accel = (LPACCEL32)src;
BOOL32 done = FALSE;
/* Do parameter checking to avoid the explosions and the screaming
as far as possible. */
if((dst && (entries < 1)) || (src == (HACCEL32)NULL)) {
WARN(accel, "Application sent invalid parameters (%p %p %d).\n",
(LPVOID)src, (LPVOID)dst, entries);
return 0;
}
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) {
memcpy(&dst[i], &accel[i], sizeof(ACCEL32));
/* 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. (?) */
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;
/* 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 = (HACCEL32)HeapAlloc(GetProcessHeap(), 0,
cEntries * sizeof(ACCEL32));
TRACE(accel, "handle %p\n", (LPVOID)hAccel);
if(!hAccel) {
ERR(accel, "Out of memory.\n");
SetLastError(ERROR_NOT_ENOUGH_MEMORY);
return (HACCEL32)NULL;
}
memcpy((LPACCEL32)hAccel, lpaccel, cEntries * sizeof(ACCEL32));
/* Set the end-of-table terminator. */
((LPACCEL32)hAccel)[cEntries-1].fVirt |= 0x80;
TRACE(accel, "Allocated accelerator handle %x\n", hAccel);
return hAccel;
}
/******************************************************************************
* DestroyAcceleratorTable [USER32.130]
* Destroys an accelerator table
*
* NOTES
* By mortene@pvv.org 980321
*
* PARAMS
* handle [I] Handle to accelerator table
*
* RETURNS STD
*/
BOOL32 WINAPI DestroyAcceleratorTable( HACCEL32 handle )
{
FIXME(accel, "(0x%x): stub\n", handle);
/* Weird.. I thought this should work. According to the API
specification, DestroyAcceleratorTable() should only be called on
HACCEL32's made by CreateAcceleratorTable(), but Microsoft Visual
Studio 97 calls this function with a series of different handle
values without ever calling CreateAcceleratorTable(). Something
is very fishy in Denmark... */
/* Update: looks like the calls to this function matches the calls
to LoadAccelerators() in M$ Visual Studio, except that the handle
values are off by some variable size from the HACCEL's returned
from LoadAccelerators(). WTH? */
/* Parameter checking to avoid any embarassing situations. */
#if 0
if(!handle) {
WARN(accel, "Application sent NULL ptr.\n");
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
HeapFree(GetProcessHeap(), 0, (LPACCEL32)handle);
#endif
return TRUE;
}
/**********************************************************************
* LoadString16
*/
INT16 WINAPI LoadString16( HINSTANCE16 instance, UINT16 resource_id,
LPSTR buffer, INT16 buflen )
{
HGLOBAL16 hmem;
HRSRC16 hrsrc;
unsigned char *p;
int string_num;
int i;
TRACE(resource,"inst=%04x id=%04x buff=%08x len=%d\n",
instance, resource_id, (int) buffer, buflen);
hrsrc = FindResource16( instance, (SEGPTR)((resource_id>>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);
}
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