Sweden-Number/dlls/kernel32/resource.c

862 lines
27 KiB
C

/*
* Resources
*
* Copyright 1993 Robert J. Amstadt
* Copyright 1995, 2003 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 "wine/port.h"
#include <stdarg.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winternl.h"
#include "wownt32.h"
#include "wine/winbase16.h"
#include "wine/debug.h"
#include "excpt.h"
#include "wine/exception.h"
#include "wine/unicode.h"
#include "wine/list.h"
WINE_DEFAULT_DEBUG_CHANNEL(resource);
/* handle conversions */
#define HRSRC_32(h16) ((HRSRC)(ULONG_PTR)(h16))
#define HRSRC_16(h32) (LOWORD(h32))
#define HGLOBAL_32(h16) ((HGLOBAL)(ULONG_PTR)(h16))
#define HGLOBAL_16(h32) (LOWORD(h32))
#define HMODULE_16(h32) (LOWORD(h32))
/* retrieve the resource name to pass to the ntdll functions */
static NTSTATUS get_res_nameA( LPCSTR name, UNICODE_STRING *str )
{
if (!HIWORD(name))
{
str->Buffer = (LPWSTR)name;
return STATUS_SUCCESS;
}
if (name[0] == '#')
{
ULONG value;
if (RtlCharToInteger( name + 1, 10, &value ) != STATUS_SUCCESS || HIWORD(value))
return STATUS_INVALID_PARAMETER;
str->Buffer = (LPWSTR)value;
return STATUS_SUCCESS;
}
RtlCreateUnicodeStringFromAsciiz( str, name );
RtlUpcaseUnicodeString( str, str, FALSE );
return STATUS_SUCCESS;
}
/* retrieve the resource name to pass to the ntdll functions */
static NTSTATUS get_res_nameW( LPCWSTR name, UNICODE_STRING *str )
{
if (!HIWORD(name))
{
str->Buffer = (LPWSTR)name;
return STATUS_SUCCESS;
}
if (name[0] == '#')
{
ULONG value;
RtlInitUnicodeString( str, name + 1 );
if (RtlUnicodeStringToInteger( str, 10, &value ) != STATUS_SUCCESS || HIWORD(value))
return STATUS_INVALID_PARAMETER;
str->Buffer = (LPWSTR)value;
return STATUS_SUCCESS;
}
RtlCreateUnicodeString( str, name );
RtlUpcaseUnicodeString( str, str, FALSE );
return STATUS_SUCCESS;
}
/* retrieve the resource names for the 16-bit FindResource function */
static BOOL get_res_name_type_WtoA( LPCWSTR name, LPCWSTR type, LPSTR *nameA, LPSTR *typeA )
{
*nameA = *typeA = NULL;
__TRY
{
if (HIWORD(name))
{
DWORD len = WideCharToMultiByte( CP_ACP, 0, name, -1, NULL, 0, NULL, NULL );
*nameA = HeapAlloc( GetProcessHeap(), 0, len );
if (*nameA) WideCharToMultiByte( CP_ACP, 0, name, -1, *nameA, len, NULL, NULL );
}
else *nameA = (LPSTR)name;
if (HIWORD(type))
{
DWORD len = WideCharToMultiByte( CP_ACP, 0, type, -1, NULL, 0, NULL, NULL );
*typeA = HeapAlloc( GetProcessHeap(), 0, len );
if (*typeA) WideCharToMultiByte( CP_ACP, 0, type, -1, *typeA, len, NULL, NULL );
}
else *typeA = (LPSTR)type;
}
__EXCEPT_PAGE_FAULT
{
if (HIWORD(*nameA)) HeapFree( GetProcessHeap(), 0, *nameA );
if (HIWORD(*typeA)) HeapFree( GetProcessHeap(), 0, *typeA );
SetLastError( ERROR_INVALID_PARAMETER );
return FALSE;
}
__ENDTRY
return TRUE;
}
/* implementation of FindResourceExA */
static HRSRC find_resourceA( HMODULE hModule, LPCSTR type, LPCSTR name, WORD lang )
{
NTSTATUS status;
UNICODE_STRING nameW, typeW;
LDR_RESOURCE_INFO info;
const IMAGE_RESOURCE_DATA_ENTRY *entry = NULL;
__TRY
{
if ((status = get_res_nameA( name, &nameW )) != STATUS_SUCCESS) goto done;
if ((status = get_res_nameA( type, &typeW )) != STATUS_SUCCESS) goto done;
info.Type = (ULONG_PTR)typeW.Buffer;
info.Name = (ULONG_PTR)nameW.Buffer;
info.Language = lang;
status = LdrFindResource_U( hModule, &info, 3, &entry );
done:
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
}
__EXCEPT_PAGE_FAULT
{
SetLastError( ERROR_INVALID_PARAMETER );
}
__ENDTRY
if (HIWORD(nameW.Buffer)) HeapFree( GetProcessHeap(), 0, nameW.Buffer );
if (HIWORD(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
return (HRSRC)entry;
}
/* implementation of FindResourceExW */
static HRSRC find_resourceW( HMODULE hModule, LPCWSTR type, LPCWSTR name, WORD lang )
{
NTSTATUS status;
UNICODE_STRING nameW, typeW;
LDR_RESOURCE_INFO info;
const IMAGE_RESOURCE_DATA_ENTRY *entry = NULL;
nameW.Buffer = typeW.Buffer = NULL;
__TRY
{
if ((status = get_res_nameW( name, &nameW )) != STATUS_SUCCESS) goto done;
if ((status = get_res_nameW( type, &typeW )) != STATUS_SUCCESS) goto done;
info.Type = (ULONG_PTR)typeW.Buffer;
info.Name = (ULONG_PTR)nameW.Buffer;
info.Language = lang;
status = LdrFindResource_U( hModule, &info, 3, &entry );
done:
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
}
__EXCEPT_PAGE_FAULT
{
SetLastError( ERROR_INVALID_PARAMETER );
}
__ENDTRY
if (HIWORD(nameW.Buffer)) HeapFree( GetProcessHeap(), 0, nameW.Buffer );
if (HIWORD(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
return (HRSRC)entry;
}
/**********************************************************************
* FindResourceExA (KERNEL32.@)
*/
HRSRC WINAPI FindResourceExA( HMODULE hModule, LPCSTR type, LPCSTR name, WORD lang )
{
TRACE( "%p %s %s %04x\n", hModule, debugstr_a(type), debugstr_a(name), lang );
if (!hModule) hModule = GetModuleHandleW(0);
else if (!HIWORD(hModule))
{
return HRSRC_32( FindResource16( HMODULE_16(hModule), name, type ) );
}
return find_resourceA( hModule, type, name, lang );
}
/**********************************************************************
* FindResourceA (KERNEL32.@)
*/
HRSRC WINAPI FindResourceA( HMODULE hModule, LPCSTR name, LPCSTR type )
{
return FindResourceExA( hModule, type, name, MAKELANGID( LANG_NEUTRAL, SUBLANG_NEUTRAL ) );
}
/**********************************************************************
* FindResourceExW (KERNEL32.@)
*/
HRSRC WINAPI FindResourceExW( HMODULE hModule, LPCWSTR type, LPCWSTR name, WORD lang )
{
TRACE( "%p %s %s %04x\n", hModule, debugstr_w(type), debugstr_w(name), lang );
if (!hModule) hModule = GetModuleHandleW(0);
else if (!HIWORD(hModule))
{
LPSTR nameA, typeA;
HRSRC16 ret;
if (!get_res_name_type_WtoA( name, type, &nameA, &typeA )) return NULL;
ret = FindResource16( HMODULE_16(hModule), nameA, typeA );
if (HIWORD(nameA)) HeapFree( GetProcessHeap(), 0, nameA );
if (HIWORD(typeA)) HeapFree( GetProcessHeap(), 0, typeA );
return HRSRC_32(ret);
}
return find_resourceW( hModule, type, name, lang );
}
/**********************************************************************
* FindResourceW (KERNEL32.@)
*/
HRSRC WINAPI FindResourceW( HINSTANCE hModule, LPCWSTR name, LPCWSTR type )
{
return FindResourceExW( hModule, type, name, MAKELANGID( LANG_NEUTRAL, SUBLANG_NEUTRAL ) );
}
/**********************************************************************
* EnumResourceTypesA (KERNEL32.@)
*/
BOOL WINAPI EnumResourceTypesA( HMODULE hmod, ENUMRESTYPEPROCA lpfun, LONG_PTR lparam )
{
int i;
BOOL ret = FALSE;
LPSTR type = NULL;
DWORD len = 0, newlen;
NTSTATUS status;
const IMAGE_RESOURCE_DIRECTORY *resdir;
const IMAGE_RESOURCE_DIRECTORY_ENTRY *et;
const IMAGE_RESOURCE_DIR_STRING_U *str;
TRACE( "%p %p %lx\n", hmod, lpfun, lparam );
if (!hmod) hmod = GetModuleHandleA( NULL );
if ((status = LdrFindResourceDirectory_U( hmod, NULL, 0, &resdir )) != STATUS_SUCCESS)
{
SetLastError( RtlNtStatusToDosError(status) );
return FALSE;
}
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
for (i = 0; i < resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries; i++)
{
if (et[i].u1.s1.NameIsString)
{
str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const BYTE *)resdir + et[i].u1.s1.NameOffset);
newlen = WideCharToMultiByte( CP_ACP, 0, str->NameString, str->Length, NULL, 0, NULL, NULL);
if (newlen + 1 > len)
{
len = newlen + 1;
HeapFree( GetProcessHeap(), 0, type );
if (!(type = HeapAlloc( GetProcessHeap(), 0, len ))) return FALSE;
}
WideCharToMultiByte( CP_ACP, 0, str->NameString, str->Length, type, len, NULL, NULL);
type[newlen] = 0;
ret = lpfun(hmod,type,lparam);
}
else
{
ret = lpfun( hmod, (LPSTR)(int)et[i].u1.s2.Id, lparam );
}
if (!ret) break;
}
HeapFree( GetProcessHeap(), 0, type );
return ret;
}
/**********************************************************************
* EnumResourceTypesW (KERNEL32.@)
*/
BOOL WINAPI EnumResourceTypesW( HMODULE hmod, ENUMRESTYPEPROCW lpfun, LONG_PTR lparam )
{
int i, len = 0;
BOOL ret = FALSE;
LPWSTR type = NULL;
NTSTATUS status;
const IMAGE_RESOURCE_DIRECTORY *resdir;
const IMAGE_RESOURCE_DIRECTORY_ENTRY *et;
const IMAGE_RESOURCE_DIR_STRING_U *str;
TRACE( "%p %p %lx\n", hmod, lpfun, lparam );
if (!hmod) hmod = GetModuleHandleW( NULL );
if ((status = LdrFindResourceDirectory_U( hmod, NULL, 0, &resdir )) != STATUS_SUCCESS)
{
SetLastError( RtlNtStatusToDosError(status) );
return FALSE;
}
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
for (i = 0; i < resdir->NumberOfNamedEntries + resdir->NumberOfIdEntries; i++)
{
if (et[i].u1.s1.NameIsString)
{
str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const BYTE *)resdir + et[i].u1.s1.NameOffset);
if (str->Length + 1 > len)
{
len = str->Length + 1;
HeapFree( GetProcessHeap(), 0, type );
if (!(type = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) ))) return FALSE;
}
memcpy(type, str->NameString, str->Length * sizeof (WCHAR));
type[str->Length] = 0;
ret = lpfun(hmod,type,lparam);
}
else
{
ret = lpfun( hmod, (LPWSTR)(int)et[i].u1.s2.Id, lparam );
}
if (!ret) break;
}
HeapFree( GetProcessHeap(), 0, type );
return ret;
}
/**********************************************************************
* EnumResourceNamesA (KERNEL32.@)
*/
BOOL WINAPI EnumResourceNamesA( HMODULE hmod, LPCSTR type, ENUMRESNAMEPROCA lpfun, LONG_PTR lparam )
{
int i;
BOOL ret = FALSE;
DWORD len = 0, newlen;
LPSTR name = NULL;
NTSTATUS status;
UNICODE_STRING typeW;
LDR_RESOURCE_INFO info;
const IMAGE_RESOURCE_DIRECTORY *basedir, *resdir;
const IMAGE_RESOURCE_DIRECTORY_ENTRY *et;
const IMAGE_RESOURCE_DIR_STRING_U *str;
TRACE( "%p %s %p %lx\n", hmod, debugstr_a(type), lpfun, lparam );
if (!hmod) hmod = GetModuleHandleA( NULL );
typeW.Buffer = NULL;
if ((status = LdrFindResourceDirectory_U( hmod, NULL, 0, &basedir )) != STATUS_SUCCESS)
goto done;
if ((status = get_res_nameA( type, &typeW )) != STATUS_SUCCESS)
goto done;
info.Type = (ULONG)typeW.Buffer;
if ((status = LdrFindResourceDirectory_U( hmod, &info, 1, &resdir )) != STATUS_SUCCESS)
goto done;
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
for (i = 0; i < resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries; i++)
{
if (et[i].u1.s1.NameIsString)
{
str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const BYTE *)basedir + et[i].u1.s1.NameOffset);
newlen = WideCharToMultiByte(CP_ACP, 0, str->NameString, str->Length, NULL, 0, NULL, NULL);
if (newlen + 1 > len)
{
len = newlen + 1;
HeapFree( GetProcessHeap(), 0, name );
if (!(name = HeapAlloc(GetProcessHeap(), 0, len + 1 )))
{
ret = FALSE;
break;
}
}
WideCharToMultiByte( CP_ACP, 0, str->NameString, str->Length, name, len, NULL, NULL );
name[newlen] = 0;
ret = lpfun(hmod,type,name,lparam);
}
else
{
ret = lpfun( hmod, type, (LPSTR)(int)et[i].u1.s2.Id, lparam );
}
if (!ret) break;
}
done:
HeapFree( GetProcessHeap(), 0, name );
if (HIWORD(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* EnumResourceNamesW (KERNEL32.@)
*/
BOOL WINAPI EnumResourceNamesW( HMODULE hmod, LPCWSTR type, ENUMRESNAMEPROCW lpfun, LONG_PTR lparam )
{
int i, len = 0;
BOOL ret = FALSE;
LPWSTR name = NULL;
NTSTATUS status;
UNICODE_STRING typeW;
LDR_RESOURCE_INFO info;
const IMAGE_RESOURCE_DIRECTORY *basedir, *resdir;
const IMAGE_RESOURCE_DIRECTORY_ENTRY *et;
const IMAGE_RESOURCE_DIR_STRING_U *str;
TRACE( "%p %s %p %lx\n", hmod, debugstr_w(type), lpfun, lparam );
if (!hmod) hmod = GetModuleHandleW( NULL );
typeW.Buffer = NULL;
if ((status = LdrFindResourceDirectory_U( hmod, NULL, 0, &basedir )) != STATUS_SUCCESS)
goto done;
if ((status = get_res_nameW( type, &typeW )) != STATUS_SUCCESS)
goto done;
info.Type = (ULONG)typeW.Buffer;
if ((status = LdrFindResourceDirectory_U( hmod, &info, 1, &resdir )) != STATUS_SUCCESS)
goto done;
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
for (i = 0; i < resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries; i++)
{
if (et[i].u1.s1.NameIsString)
{
str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const BYTE *)basedir + et[i].u1.s1.NameOffset);
if (str->Length + 1 > len)
{
len = str->Length + 1;
HeapFree( GetProcessHeap(), 0, name );
if (!(name = HeapAlloc( GetProcessHeap(), 0, len * sizeof(WCHAR) )))
{
ret = FALSE;
break;
}
}
memcpy(name, str->NameString, str->Length * sizeof (WCHAR));
name[str->Length] = 0;
ret = lpfun(hmod,type,name,lparam);
}
else
{
ret = lpfun( hmod, type, (LPWSTR)(int)et[i].u1.s2.Id, lparam );
}
if (!ret) break;
}
done:
HeapFree( GetProcessHeap(), 0, name );
if (HIWORD(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* EnumResourceLanguagesA (KERNEL32.@)
*/
BOOL WINAPI EnumResourceLanguagesA( HMODULE hmod, LPCSTR type, LPCSTR name,
ENUMRESLANGPROCA lpfun, LONG_PTR lparam )
{
int i;
BOOL ret = FALSE;
NTSTATUS status;
UNICODE_STRING typeW, nameW;
LDR_RESOURCE_INFO info;
const IMAGE_RESOURCE_DIRECTORY *basedir, *resdir;
const IMAGE_RESOURCE_DIRECTORY_ENTRY *et;
TRACE( "%p %s %s %p %lx\n", hmod, debugstr_a(type), debugstr_a(name), lpfun, lparam );
if (!hmod) hmod = GetModuleHandleA( NULL );
typeW.Buffer = nameW.Buffer = NULL;
if ((status = LdrFindResourceDirectory_U( hmod, NULL, 0, &basedir )) != STATUS_SUCCESS)
goto done;
if ((status = get_res_nameA( type, &typeW )) != STATUS_SUCCESS)
goto done;
if ((status = get_res_nameA( name, &nameW )) != STATUS_SUCCESS)
goto done;
info.Type = (ULONG_PTR)typeW.Buffer;
info.Name = (ULONG_PTR)nameW.Buffer;
if ((status = LdrFindResourceDirectory_U( hmod, &info, 2, &resdir )) != STATUS_SUCCESS)
goto done;
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
for (i = 0; i < resdir->NumberOfNamedEntries + resdir->NumberOfIdEntries; i++)
{
ret = lpfun( hmod, type, name, et[i].u1.s2.Id, lparam );
if (!ret) break;
}
done:
if (HIWORD(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
if (HIWORD(nameW.Buffer)) HeapFree( GetProcessHeap(), 0, nameW.Buffer );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* EnumResourceLanguagesW (KERNEL32.@)
*/
BOOL WINAPI EnumResourceLanguagesW( HMODULE hmod, LPCWSTR type, LPCWSTR name,
ENUMRESLANGPROCW lpfun, LONG_PTR lparam )
{
int i;
BOOL ret = FALSE;
NTSTATUS status;
UNICODE_STRING typeW, nameW;
LDR_RESOURCE_INFO info;
const IMAGE_RESOURCE_DIRECTORY *basedir, *resdir;
const IMAGE_RESOURCE_DIRECTORY_ENTRY *et;
TRACE( "%p %s %s %p %lx\n", hmod, debugstr_w(type), debugstr_w(name), lpfun, lparam );
if (!hmod) hmod = GetModuleHandleW( NULL );
typeW.Buffer = nameW.Buffer = NULL;
if ((status = LdrFindResourceDirectory_U( hmod, NULL, 0, &basedir )) != STATUS_SUCCESS)
goto done;
if ((status = get_res_nameW( type, &typeW )) != STATUS_SUCCESS)
goto done;
if ((status = get_res_nameW( name, &nameW )) != STATUS_SUCCESS)
goto done;
info.Type = (ULONG_PTR)typeW.Buffer;
info.Name = (ULONG_PTR)nameW.Buffer;
if ((status = LdrFindResourceDirectory_U( hmod, &info, 2, &resdir )) != STATUS_SUCCESS)
goto done;
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
for (i = 0; i < resdir->NumberOfNamedEntries + resdir->NumberOfIdEntries; i++)
{
ret = lpfun( hmod, type, name, et[i].u1.s2.Id, lparam );
if (!ret) break;
}
done:
if (HIWORD(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
if (HIWORD(nameW.Buffer)) HeapFree( GetProcessHeap(), 0, nameW.Buffer );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* LoadResource (KERNEL32.@)
*/
HGLOBAL WINAPI LoadResource( HINSTANCE hModule, HRSRC hRsrc )
{
NTSTATUS status;
void *ret = NULL;
TRACE( "%p %p\n", hModule, hRsrc );
if (hModule && !HIWORD(hModule))
/* FIXME: should convert return to 32-bit resource */
return HGLOBAL_32( LoadResource16( HMODULE_16(hModule), HRSRC_16(hRsrc) ) );
if (!hRsrc) return 0;
if (!hModule) hModule = GetModuleHandleA( NULL );
status = LdrAccessResource( hModule, (IMAGE_RESOURCE_DATA_ENTRY *)hRsrc, &ret, NULL );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* LockResource (KERNEL32.@)
*/
LPVOID WINAPI LockResource( HGLOBAL handle )
{
TRACE("(%p)\n", handle );
if (HIWORD( handle )) /* 32-bit memory handle */
return (LPVOID)handle;
/* 16-bit memory handle */
return LockResource16( HGLOBAL_16(handle) );
}
/**********************************************************************
* FreeResource (KERNEL32.@)
*/
BOOL WINAPI FreeResource( HGLOBAL handle )
{
if (HIWORD(handle)) return 0; /* 32-bit memory handle: nothing to do */
return FreeResource16( HGLOBAL_16(handle) );
}
/**********************************************************************
* SizeofResource (KERNEL32.@)
*/
DWORD WINAPI SizeofResource( HINSTANCE hModule, HRSRC hRsrc )
{
if (hModule && !HIWORD(hModule))
return SizeofResource16( HMODULE_16(hModule), HRSRC_16(hRsrc) );
if (!hRsrc) return 0;
return ((PIMAGE_RESOURCE_DATA_ENTRY)hRsrc)->Size;
}
typedef struct
{
LPWSTR pFileName;
} QUEUEDUPDATES;
BOOL update_add_resource( QUEUEDUPDATES *updates, LPCWSTR Type, LPCWSTR Name,
WORD Language, DWORD codepage, LPCVOID lpData, DWORD cbData )
{
FIXME("%p %s %s %04x %p %d bytes\n", updates, debugstr_w(Type), debugstr_w(Name), Language, lpData, cbData);
return FALSE;
}
IMAGE_NT_HEADERS *get_nt_header( void *base, DWORD mapping_size )
{
IMAGE_NT_HEADERS *nt;
IMAGE_DOS_HEADER *dos;
if (mapping_size<sizeof (*dos))
return NULL;
dos = base;
if (dos->e_magic != IMAGE_DOS_SIGNATURE)
return NULL;
if ((dos->e_lfanew + sizeof (*nt)) > mapping_size)
return NULL;
nt = (void*) ((BYTE*)base + dos->e_lfanew);
if (nt->Signature != IMAGE_NT_SIGNATURE)
return NULL;
return nt;
}
IMAGE_SECTION_HEADER *get_section_header( void *base, DWORD mapping_size, DWORD *num_sections )
{
IMAGE_NT_HEADERS *nt;
IMAGE_SECTION_HEADER *sec;
DWORD section_ofs;
nt = get_nt_header( base, mapping_size );
if (!nt)
return NULL;
/* check that we don't go over the end of the file accessing the sections */
section_ofs = FIELD_OFFSET(IMAGE_NT_HEADERS, OptionalHeader) + nt->FileHeader.SizeOfOptionalHeader;
if ((nt->FileHeader.NumberOfSections * sizeof (*sec) + section_ofs) > mapping_size)
return NULL;
if (num_sections)
*num_sections = nt->FileHeader.NumberOfSections;
/* from here we have a valid PE exe to update */
return (void*) ((BYTE*)nt + section_ofs);
}
static BOOL load_raw_resources( HANDLE file, QUEUEDUPDATES *updates )
{
const IMAGE_NT_HEADERS *nt;
const IMAGE_SECTION_HEADER *sec;
BOOL ret = FALSE;
HANDLE mapping;
DWORD mapping_size, num_sections = 0;
void *base = NULL;
mapping_size = GetFileSize( file, NULL );
mapping = CreateFileMappingW( file, NULL, PAGE_READONLY, 0, 0, NULL );
if (!mapping)
goto done;
base = MapViewOfFile( mapping, FILE_MAP_READ, 0, 0, mapping_size );
if (!base)
goto done;
nt = get_nt_header( base, mapping_size );
if (!nt)
goto done;
TRACE("resources: %08x %08x\n",
nt->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE].VirtualAddress,
nt->OptionalHeader.DataDirectory[IMAGE_DIRECTORY_ENTRY_RESOURCE].Size);
sec = get_section_header( base, mapping_size, &num_sections );
if (!sec)
goto done;
ret = TRUE;
FIXME("not implemented\n");
done:
if (base)
UnmapViewOfFile( base );
if (mapping)
CloseHandle( mapping );
return ret;
}
BOOL write_raw_resources( QUEUEDUPDATES *updates )
{
FIXME("not implemented\n");
return FALSE;
}
/***********************************************************************
* BeginUpdateResourceW (KERNEL32.@)
*/
HANDLE WINAPI BeginUpdateResourceW( LPCWSTR pFileName, BOOL bDeleteExistingResources )
{
QUEUEDUPDATES *updates = NULL;
HANDLE hUpdate, file, ret = NULL;
TRACE("%s, %d\n", debugstr_w(pFileName), bDeleteExistingResources);
hUpdate = GlobalAlloc(GHND, sizeof(QUEUEDUPDATES));
if (!hUpdate)
return ret;
updates = GlobalLock(hUpdate);
if (updates)
{
updates->pFileName = HeapAlloc(GetProcessHeap(), 0, (lstrlenW(pFileName)+1)*sizeof(WCHAR));
if (updates->pFileName)
{
lstrcpyW(updates->pFileName, pFileName);
file = CreateFileW( pFileName, GENERIC_READ | GENERIC_WRITE,
0, NULL, OPEN_EXISTING, 0, 0 );
/* if resources are deleted, only the file's presence is checked */
if (file != INVALID_HANDLE_VALUE &&
(bDeleteExistingResources || load_raw_resources( file, updates )))
ret = hUpdate;
else
HeapFree( GetProcessHeap(), 0, updates->pFileName );
CloseHandle( file );
}
GlobalUnlock(hUpdate);
}
if (!ret)
GlobalFree(hUpdate);
return ret;
}
/***********************************************************************
* BeginUpdateResourceA (KERNEL32.@)
*/
HANDLE WINAPI BeginUpdateResourceA( LPCSTR pFileName, BOOL bDeleteExistingResources )
{
UNICODE_STRING FileNameW;
HANDLE ret;
RtlCreateUnicodeStringFromAsciiz(&FileNameW, pFileName);
ret = BeginUpdateResourceW(FileNameW.Buffer, bDeleteExistingResources);
RtlFreeUnicodeString(&FileNameW);
return ret;
}
/***********************************************************************
* EndUpdateResourceW (KERNEL32.@)
*/
BOOL WINAPI EndUpdateResourceW( HANDLE hUpdate, BOOL fDiscard )
{
QUEUEDUPDATES *updates;
BOOL ret;
TRACE("%p %d\n", hUpdate, fDiscard);
updates = GlobalLock(hUpdate);
if (!updates)
return FALSE;
ret = fDiscard || write_raw_resources( updates );
HeapFree( GetProcessHeap(), 0, updates->pFileName );
GlobalUnlock( hUpdate );
GlobalFree( hUpdate );
return ret;
}
/***********************************************************************
* EndUpdateResourceA (KERNEL32.@)
*/
BOOL WINAPI EndUpdateResourceA( HANDLE hUpdate, BOOL fDiscard )
{
return EndUpdateResourceW(hUpdate, fDiscard);
}
/***********************************************************************
* UpdateResourceW (KERNEL32.@)
*/
BOOL WINAPI UpdateResourceW( HANDLE hUpdate, LPCWSTR lpType, LPCWSTR lpName,
WORD wLanguage, LPVOID lpData, DWORD cbData)
{
QUEUEDUPDATES *updates;
BOOL ret = FALSE;
TRACE("%p %s %s %08x %p %d\n", hUpdate,
debugstr_w(lpType), debugstr_w(lpName), wLanguage, lpData, cbData);
updates = GlobalLock(hUpdate);
if (updates)
{
ret = update_add_resource( updates, lpType, lpName,
wLanguage, GetACP(), lpData, cbData );
GlobalUnlock(hUpdate);
}
return ret;
}
/***********************************************************************
* UpdateResourceA (KERNEL32.@)
*/
BOOL WINAPI UpdateResourceA( HANDLE hUpdate, LPCSTR lpType, LPCSTR lpName,
WORD wLanguage, LPVOID lpData, DWORD cbData)
{
BOOL ret;
UNICODE_STRING TypeW;
UNICODE_STRING NameW;
if(!HIWORD(lpType))
TypeW.Buffer = (LPWSTR)lpType;
else
RtlCreateUnicodeStringFromAsciiz(&TypeW, lpType);
if(!HIWORD(lpName))
NameW.Buffer = (LPWSTR)lpName;
else
RtlCreateUnicodeStringFromAsciiz(&NameW, lpName);
ret = UpdateResourceW(hUpdate, TypeW.Buffer, NameW.Buffer, wLanguage, lpData, cbData);
if(HIWORD(lpType)) RtlFreeUnicodeString(&TypeW);
if(HIWORD(lpName)) RtlFreeUnicodeString(&NameW);
return ret;
}