Sweden-Number/loader/pe_resource.c

493 lines
15 KiB
C

/*
* PE (Portable Execute) File Resources
*
* Copyright 1995 Thomas Sandford
* Copyright 1996 Martin von Loewis
*
* Based on the Win16 resource handling code in loader/resource.c
* Copyright 1993 Robert J. Amstadt
* Copyright 1995 Alexandre Julliard
* Copyright 1997 Marcus Meissner
*/
#include <stdlib.h>
#include <sys/types.h>
#include "wine/winestring.h"
#include "wine/unicode.h"
#include "windef.h"
#include "winnls.h"
#include "winerror.h"
#include "module.h"
#include "heap.h"
#include "task.h"
#include "process.h"
#include "stackframe.h"
#include "neexe.h"
#include "debugtools.h"
DEFAULT_DEBUG_CHANNEL(resource);
/**********************************************************************
* get_resdir
*
* Get the resource directory of a PE module
*/
static IMAGE_RESOURCE_DIRECTORY* get_resdir( HMODULE hmod )
{
IMAGE_DATA_DIRECTORY *dir;
IMAGE_RESOURCE_DIRECTORY *ret = NULL;
if (!hmod) hmod = GetModuleHandleA( NULL );
else if (!HIWORD(hmod))
{
FIXME("Enumeration of 16-bit resources is not supported\n");
SetLastError(ERROR_INVALID_HANDLE);
return NULL;
}
dir = &PE_HEADER(hmod)->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE];
if (dir->Size && dir->VirtualAddress)
ret = (IMAGE_RESOURCE_DIRECTORY *)((char *)hmod + dir->VirtualAddress);
return ret;
}
/**********************************************************************
* GetResDirEntryW
*
* Helper function - goes down one level of PE resource tree
*
*/
PIMAGE_RESOURCE_DIRECTORY GetResDirEntryW(PIMAGE_RESOURCE_DIRECTORY resdirptr,
LPCWSTR name,DWORD root,
BOOL allowdefault)
{
int entrynum;
PIMAGE_RESOURCE_DIRECTORY_ENTRY entryTable;
int namelen;
if (HIWORD(name)) {
if (name[0]=='#') {
char buf[10];
if (!WideCharToMultiByte( CP_ACP, 0, name+1, -1, buf, sizeof(buf), NULL, NULL ))
return NULL;
return GetResDirEntryW(resdirptr,(LPCWSTR)atoi(buf),root,allowdefault);
}
entryTable = (PIMAGE_RESOURCE_DIRECTORY_ENTRY)(resdirptr + 1);
namelen = strlenW(name);
for (entrynum = 0; entrynum < resdirptr->NumberOfNamedEntries; entrynum++)
{
PIMAGE_RESOURCE_DIR_STRING_U str =
(PIMAGE_RESOURCE_DIR_STRING_U) (root +
entryTable[entrynum].u1.s.NameOffset);
if(namelen != str->Length)
continue;
if(strncmpiW(name,str->NameString,str->Length)==0)
return (PIMAGE_RESOURCE_DIRECTORY) (
root +
entryTable[entrynum].u2.s.OffsetToDirectory);
}
return NULL;
} else {
entryTable = (PIMAGE_RESOURCE_DIRECTORY_ENTRY) (
(BYTE *) resdirptr +
sizeof(IMAGE_RESOURCE_DIRECTORY) +
resdirptr->NumberOfNamedEntries * sizeof(IMAGE_RESOURCE_DIRECTORY_ENTRY));
for (entrynum = 0; entrynum < resdirptr->NumberOfIdEntries; entrynum++)
if ((DWORD)entryTable[entrynum].u1.Name == (DWORD)name)
return (PIMAGE_RESOURCE_DIRECTORY) (
root +
entryTable[entrynum].u2.s.OffsetToDirectory);
/* just use first entry if no default can be found */
if (allowdefault && !name && resdirptr->NumberOfIdEntries)
return (PIMAGE_RESOURCE_DIRECTORY) (
root +
entryTable[0].u2.s.OffsetToDirectory);
return NULL;
}
}
/**********************************************************************
* GetResDirEntryA
*/
PIMAGE_RESOURCE_DIRECTORY GetResDirEntryA( PIMAGE_RESOURCE_DIRECTORY resdirptr,
LPCSTR name, DWORD root,
BOOL allowdefault )
{
PIMAGE_RESOURCE_DIRECTORY retv;
LPWSTR nameW = HIWORD(name)? HEAP_strdupAtoW( GetProcessHeap(), 0, name )
: (LPWSTR)name;
retv = GetResDirEntryW( resdirptr, nameW, root, allowdefault );
if ( HIWORD(name) ) HeapFree( GetProcessHeap(), 0, nameW );
return retv;
}
/**********************************************************************
* PE_FindResourceExW
*
* FindResourceExA/W does search in the following order:
* 1. Exact specified language
* 2. Language with neutral sublanguage
* 3. Neutral language with neutral sublanguage
* 4. Neutral language with default sublanguage
*/
HRSRC PE_FindResourceExW( HMODULE hmod, LPCWSTR name, LPCWSTR type, WORD lang )
{
PIMAGE_RESOURCE_DIRECTORY resdirptr = get_resdir(hmod);
DWORD root;
HRSRC result;
if (!resdirptr) return 0;
root = (DWORD) resdirptr;
if ((resdirptr = GetResDirEntryW(resdirptr, type, root, FALSE)) == NULL)
return 0;
if ((resdirptr = GetResDirEntryW(resdirptr, name, root, FALSE)) == NULL)
return 0;
/* 1. Exact specified language */
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)lang, root, FALSE);
if (!result)
{
/* 2. Language with neutral sublanguage */
lang = MAKELANGID(PRIMARYLANGID(lang), SUBLANG_NEUTRAL);
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)lang, root, FALSE);
}
if (!result)
{
/* 3. Neutral language with neutral sublanguage */
lang = MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL);
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)lang, root, FALSE);
}
if (!result)
{
/* 4. Neutral language with default sublanguage */
lang = MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT);
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)lang, root, FALSE);
}
return result;
}
/**********************************************************************
* PE_FindResourceW
*
* Load[String]/[Icon]/[Menu]/[etc.] does use FindResourceA/W.
* FindResourceA/W does search in the following order:
* 1. Neutral language with neutral sublanguage
* 2. Neutral language with default sublanguage
* 3. Current locale lang id
* 4. Current locale lang id with neutral sublanguage
* 5. (!) LANG_ENGLISH, SUBLANG_DEFAULT
* 6. Return first in the list
*/
HRSRC PE_FindResourceW( HMODULE hmod, LPCWSTR name, LPCWSTR type )
{
PIMAGE_RESOURCE_DIRECTORY resdirptr = get_resdir(hmod);
DWORD root;
HRSRC result;
WORD lang;
if (!resdirptr) return 0;
root = (DWORD) resdirptr;
if ((resdirptr = GetResDirEntryW(resdirptr, type, root, FALSE)) == NULL)
return 0;
if ((resdirptr = GetResDirEntryW(resdirptr, name, root, FALSE)) == NULL)
return 0;
/* 1. Neutral language with neutral sublanguage */
lang = MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL);
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)lang, root, FALSE);
if (!result)
{
/* 2. Neutral language with default sublanguage */
lang = MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT);
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)lang, root, FALSE);
}
if (!result)
{
/* 3. Current locale lang id */
lang = LANGIDFROMLCID(GetUserDefaultLCID());
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)lang, root, FALSE);
}
if (!result)
{
/* 4. Current locale lang id with neutral sublanguage */
lang = MAKELANGID(PRIMARYLANGID(lang), SUBLANG_NEUTRAL);
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)lang, root, FALSE);
}
if (!result)
{
/* 5. (!) LANG_ENGLISH, SUBLANG_DEFAULT */
lang = MAKELANGID(LANG_ENGLISH, SUBLANG_DEFAULT);
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)lang, root, FALSE);
}
if (!result)
{
/* 6. Return first in the list */
result = (HANDLE)GetResDirEntryW(resdirptr, (LPCWSTR)(UINT)0, root, TRUE);
}
return result;
}
/**********************************************************************
* PE_LoadResource
*/
HANDLE PE_LoadResource( HMODULE hmod, HANDLE hRsrc )
{
if (!hRsrc) return 0;
return (HANDLE)(hmod + ((PIMAGE_RESOURCE_DATA_ENTRY)hRsrc)->OffsetToData);
}
/**********************************************************************
* PE_SizeofResource
*/
DWORD PE_SizeofResource( HANDLE hRsrc )
{
if (!hRsrc) return 0;
return ((PIMAGE_RESOURCE_DATA_ENTRY)hRsrc)->Size;
}
/**********************************************************************
* EnumResourceTypesA (KERNEL32.90)
*/
BOOL WINAPI EnumResourceTypesA( HMODULE hmod, ENUMRESTYPEPROCA lpfun, LONG lparam)
{
int i;
PIMAGE_RESOURCE_DIRECTORY resdir = get_resdir(hmod);
PIMAGE_RESOURCE_DIRECTORY_ENTRY et;
BOOL ret;
if (!resdir) return FALSE;
et =(PIMAGE_RESOURCE_DIRECTORY_ENTRY)(resdir + 1);
ret = FALSE;
for (i=0;i<resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries;i++) {
LPSTR type;
if (et[i].u1.s.NameIsString)
{
PIMAGE_RESOURCE_DIR_STRING_U pResString = (PIMAGE_RESOURCE_DIR_STRING_U) ((LPBYTE) resdir + et[i].u1.s.NameOffset);
DWORD len = WideCharToMultiByte( CP_ACP, 0, pResString->NameString, pResString->Length,
NULL, 0, NULL, NULL);
if (!(type = HeapAlloc(GetProcessHeap(), 0, len + 1)))
return FALSE;
WideCharToMultiByte( CP_ACP, 0, pResString->NameString, pResString->Length,
type, len, NULL, NULL);
type[len] = '\0';
ret = lpfun(hmod,type,lparam);
HeapFree(GetProcessHeap(), 0, type);
}
else
{
type = (LPSTR)(int)et[i].u1.Id;
ret = lpfun(hmod,type,lparam);
}
if (!ret)
break;
}
return ret;
}
/**********************************************************************
* EnumResourceTypesW (KERNEL32.91)
*/
BOOL WINAPI EnumResourceTypesW( HMODULE hmod, ENUMRESTYPEPROCW lpfun, LONG lparam)
{
int i;
PIMAGE_RESOURCE_DIRECTORY resdir = get_resdir(hmod);
PIMAGE_RESOURCE_DIRECTORY_ENTRY et;
BOOL ret;
if (!resdir) return FALSE;
et =(PIMAGE_RESOURCE_DIRECTORY_ENTRY)(resdir + 1);
ret = FALSE;
for (i=0;i<resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries;i++) {
LPWSTR type;
if (et[i].u1.s.NameIsString)
{
PIMAGE_RESOURCE_DIR_STRING_U pResString = (PIMAGE_RESOURCE_DIR_STRING_U) ((LPBYTE) resdir + et[i].u1.s.NameOffset);
if (!(type = HeapAlloc(GetProcessHeap(), 0, (pResString->Length+1) * sizeof (WCHAR))))
return FALSE;
memcpy(type, pResString->NameString, pResString->Length * sizeof (WCHAR));
type[pResString->Length] = '\0';
ret = lpfun(hmod,type,lparam);
HeapFree(GetProcessHeap(), 0, type);
}
else
{
type = (LPWSTR)(int)et[i].u1.Id;
ret = lpfun(hmod,type,lparam);
}
if (!ret)
break;
}
return ret;
}
/**********************************************************************
* EnumResourceNamesA (KERNEL32.88)
*/
BOOL WINAPI EnumResourceNamesA( HMODULE hmod, LPCSTR type, ENUMRESNAMEPROCA lpfun, LONG lparam )
{
int i;
PIMAGE_RESOURCE_DIRECTORY basedir = get_resdir(hmod);
PIMAGE_RESOURCE_DIRECTORY resdir;
PIMAGE_RESOURCE_DIRECTORY_ENTRY et;
BOOL ret;
if (!basedir) return FALSE;
if (!(resdir = GetResDirEntryA(basedir,type,(DWORD)basedir,FALSE))) return FALSE;
et =(PIMAGE_RESOURCE_DIRECTORY_ENTRY)(resdir + 1);
ret = FALSE;
for (i=0;i<resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries;i++) {
LPSTR name;
if (et[i].u1.s.NameIsString)
{
PIMAGE_RESOURCE_DIR_STRING_U pResString = (PIMAGE_RESOURCE_DIR_STRING_U) ((LPBYTE) basedir + et[i].u1.s.NameOffset);
DWORD len = WideCharToMultiByte(CP_ACP, 0, pResString->NameString, pResString->Length,
NULL, 0, NULL, NULL);
if (!(name = HeapAlloc(GetProcessHeap(), 0, len + 1 )))
return FALSE;
WideCharToMultiByte( CP_ACP, 0, pResString->NameString, pResString->Length,
name, len, NULL, NULL );
name[len] = '\0';
ret = lpfun(hmod,type,name,lparam);
HeapFree( GetProcessHeap(), 0, name );
}
else
{
name = (LPSTR)(int)et[i].u1.Id;
ret = lpfun(hmod,type,name,lparam);
}
if (!ret)
break;
}
return ret;
}
/**********************************************************************
* EnumResourceNamesW (KERNEL32.89)
*/
BOOL WINAPI EnumResourceNamesW( HMODULE hmod, LPCWSTR type, ENUMRESNAMEPROCW lpfun, LONG lparam )
{
int i;
PIMAGE_RESOURCE_DIRECTORY basedir = get_resdir(hmod);
PIMAGE_RESOURCE_DIRECTORY resdir;
PIMAGE_RESOURCE_DIRECTORY_ENTRY et;
BOOL ret;
if (!basedir) return FALSE;
resdir = GetResDirEntryW(basedir,type,(DWORD)basedir,FALSE);
if (!resdir)
return FALSE;
et = (PIMAGE_RESOURCE_DIRECTORY_ENTRY)(resdir + 1);
ret = FALSE;
for (i=0;i<resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries;i++) {
LPWSTR name;
if (et[i].u1.s.NameIsString)
{
PIMAGE_RESOURCE_DIR_STRING_U pResString = (PIMAGE_RESOURCE_DIR_STRING_U) ((LPBYTE) basedir + et[i].u1.s.NameOffset);
if (!(name = HeapAlloc(GetProcessHeap(), 0, (pResString->Length + 1) * sizeof (WCHAR))))
return FALSE;
memcpy(name, pResString->NameString, pResString->Length * sizeof (WCHAR));
name[pResString->Length] = '\0';
ret = lpfun(hmod,type,name,lparam);
HeapFree(GetProcessHeap(), 0, name);
}
else
{
name = (LPWSTR)(int)et[i].u1.Id;
ret = lpfun(hmod,type,name,lparam);
}
if (!ret)
break;
}
return ret;
}
/**********************************************************************
* EnumResourceLanguagesA (KERNEL32.86)
*/
BOOL WINAPI EnumResourceLanguagesA( HMODULE hmod, LPCSTR type, LPCSTR name,
ENUMRESLANGPROCA lpfun, LONG lparam )
{
int i;
PIMAGE_RESOURCE_DIRECTORY basedir = get_resdir(hmod);
PIMAGE_RESOURCE_DIRECTORY resdir;
PIMAGE_RESOURCE_DIRECTORY_ENTRY et;
BOOL ret;
if (!basedir) return FALSE;
if (!(resdir = GetResDirEntryA(basedir,type,(DWORD)basedir,FALSE))) return FALSE;
if (!(resdir = GetResDirEntryA(resdir,name,(DWORD)basedir,FALSE))) return FALSE;
et =(PIMAGE_RESOURCE_DIRECTORY_ENTRY)(resdir + 1);
ret = FALSE;
for (i=0;i<resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries;i++) {
/* languages are just ids... I hope */
ret = lpfun(hmod,type,name,et[i].u1.Id,lparam);
if (!ret)
break;
}
return ret;
}
/**********************************************************************
* EnumResourceLanguagesW (KERNEL32.87)
*/
BOOL WINAPI EnumResourceLanguagesW( HMODULE hmod, LPCWSTR type, LPCWSTR name,
ENUMRESLANGPROCW lpfun, LONG lparam )
{
int i;
PIMAGE_RESOURCE_DIRECTORY basedir = get_resdir(hmod);
PIMAGE_RESOURCE_DIRECTORY resdir;
PIMAGE_RESOURCE_DIRECTORY_ENTRY et;
BOOL ret;
if (!basedir) return FALSE;
resdir = GetResDirEntryW(basedir,type,(DWORD)basedir,FALSE);
if (!resdir)
return FALSE;
resdir = GetResDirEntryW(resdir,name,(DWORD)basedir,FALSE);
if (!resdir)
return FALSE;
et =(PIMAGE_RESOURCE_DIRECTORY_ENTRY)(resdir + 1);
ret = FALSE;
for (i=0;i<resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries;i++) {
ret = lpfun(hmod,type,name,et[i].u1.Id,lparam);
if (!ret)
break;
}
return ret;
}