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wine-wine/dlls/kernelbase/loader.c

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/*
* Module loader
*
* Copyright 1993 Robert J. Amstadt
* Copyright 2006 Mike McCormack
* Copyright 1995, 2003, 2019 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 <stdarg.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "windef.h"
#include "winbase.h"
#include "winnls.h"
#include "winternl.h"
#include "kernelbase.h"
#include "wine/debug.h"
#include "wine/exception.h"
WINE_DEFAULT_DEBUG_CHANNEL(module);
/***********************************************************************
* Resources
***********************************************************************/
#define IS_INTRESOURCE(x) (((ULONG_PTR)(x) >> 16) == 0)
/* retrieve the resource name to pass to the ntdll functions */
static NTSTATUS get_res_nameA( LPCSTR name, UNICODE_STRING *str )
{
if (IS_INTRESOURCE(name))
{
str->Buffer = ULongToPtr( LOWORD(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 = ULongToPtr(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 (IS_INTRESOURCE(name))
{
str->Buffer = ULongToPtr( LOWORD(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 = ULongToPtr(value);
return STATUS_SUCCESS;
}
RtlCreateUnicodeString( str, name );
RtlUpcaseUnicodeString( str, str, FALSE );
return STATUS_SUCCESS;
}
/**********************************************************************
* EnumResourceLanguagesExA (KERNEL32.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH EnumResourceLanguagesExA( HMODULE module, LPCSTR type, LPCSTR name,
ENUMRESLANGPROCA func, LONG_PTR param,
DWORD flags, LANGID lang )
{
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 %x %d\n", module, debugstr_a(type), debugstr_a(name),
func, param, flags, lang );
if (flags & (RESOURCE_ENUM_MUI | RESOURCE_ENUM_MUI_SYSTEM | RESOURCE_ENUM_VALIDATE))
FIXME( "unimplemented flags: %x\n", flags );
if (!flags) flags = RESOURCE_ENUM_LN | RESOURCE_ENUM_MUI;
if (!(flags & RESOURCE_ENUM_LN)) return ret;
if (!module) module = GetModuleHandleW( 0 );
typeW.Buffer = nameW.Buffer = NULL;
if ((status = LdrFindResourceDirectory_U( module, 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( module, &info, 2, &resdir )) != STATUS_SUCCESS)
goto done;
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
__TRY
{
for (i = 0; i < resdir->NumberOfNamedEntries + resdir->NumberOfIdEntries; i++)
{
ret = func( module, type, name, et[i].u.Id, param );
if (!ret) break;
}
}
__EXCEPT_PAGE_FAULT
{
ret = FALSE;
status = STATUS_ACCESS_VIOLATION;
}
__ENDTRY
done:
if (!IS_INTRESOURCE(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
if (!IS_INTRESOURCE(nameW.Buffer)) HeapFree( GetProcessHeap(), 0, nameW.Buffer );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* EnumResourceLanguagesExW (KERNEL32.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH EnumResourceLanguagesExW( HMODULE module, LPCWSTR type, LPCWSTR name,
ENUMRESLANGPROCW func, LONG_PTR param,
DWORD flags, LANGID lang )
{
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 %x %d\n", module, debugstr_w(type), debugstr_w(name),
func, param, flags, lang );
if (flags & (RESOURCE_ENUM_MUI | RESOURCE_ENUM_MUI_SYSTEM | RESOURCE_ENUM_VALIDATE))
FIXME( "unimplemented flags: %x\n", flags );
if (!flags) flags = RESOURCE_ENUM_LN | RESOURCE_ENUM_MUI;
if (!(flags & RESOURCE_ENUM_LN)) return ret;
if (!module) module = GetModuleHandleW( 0 );
typeW.Buffer = nameW.Buffer = NULL;
if ((status = LdrFindResourceDirectory_U( module, 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( module, &info, 2, &resdir )) != STATUS_SUCCESS)
goto done;
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
__TRY
{
for (i = 0; i < resdir->NumberOfNamedEntries + resdir->NumberOfIdEntries; i++)
{
ret = func( module, type, name, et[i].u.Id, param );
if (!ret) break;
}
}
__EXCEPT_PAGE_FAULT
{
ret = FALSE;
status = STATUS_ACCESS_VIOLATION;
}
__ENDTRY
done:
if (!IS_INTRESOURCE(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
if (!IS_INTRESOURCE(nameW.Buffer)) HeapFree( GetProcessHeap(), 0, nameW.Buffer );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* EnumResourceNamesExA (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH EnumResourceNamesExA( HMODULE module, LPCSTR type, ENUMRESNAMEPROCA func,
LONG_PTR param, DWORD flags, LANGID lang )
{
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", module, debugstr_a(type), func, param );
if (flags & (RESOURCE_ENUM_MUI | RESOURCE_ENUM_MUI_SYSTEM | RESOURCE_ENUM_VALIDATE))
FIXME( "unimplemented flags: %x\n", flags );
if (!flags) flags = RESOURCE_ENUM_LN | RESOURCE_ENUM_MUI;
if (!(flags & RESOURCE_ENUM_LN)) return ret;
if (!module) module = GetModuleHandleW( 0 );
typeW.Buffer = NULL;
if ((status = LdrFindResourceDirectory_U( module, NULL, 0, &basedir )) != STATUS_SUCCESS)
goto done;
if ((status = get_res_nameA( type, &typeW )) != STATUS_SUCCESS)
goto done;
info.Type = (ULONG_PTR)typeW.Buffer;
if ((status = LdrFindResourceDirectory_U( module, &info, 1, &resdir )) != STATUS_SUCCESS)
goto done;
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
__TRY
{
for (i = 0; i < resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries; i++)
{
if (et[i].u.s.NameIsString)
{
str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const BYTE *)basedir + et[i].u.s.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 = func( module, type, name, param );
}
else
{
ret = func( module, type, UIntToPtr(et[i].u.Id), param );
}
if (!ret) break;
}
}
__EXCEPT_PAGE_FAULT
{
ret = FALSE;
status = STATUS_ACCESS_VIOLATION;
}
__ENDTRY
done:
HeapFree( GetProcessHeap(), 0, name );
if (!IS_INTRESOURCE(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* EnumResourceNamesExW (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH EnumResourceNamesExW( HMODULE module, LPCWSTR type, ENUMRESNAMEPROCW func,
LONG_PTR param, DWORD flags, LANGID lang )
{
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", module, debugstr_w(type), func, param );
if (flags & (RESOURCE_ENUM_MUI | RESOURCE_ENUM_MUI_SYSTEM | RESOURCE_ENUM_VALIDATE))
FIXME( "unimplemented flags: %x\n", flags );
if (!flags) flags = RESOURCE_ENUM_LN | RESOURCE_ENUM_MUI;
if (!(flags & RESOURCE_ENUM_LN)) return ret;
if (!module) module = GetModuleHandleW( 0 );
typeW.Buffer = NULL;
if ((status = LdrFindResourceDirectory_U( module, NULL, 0, &basedir )) != STATUS_SUCCESS)
goto done;
if ((status = get_res_nameW( type, &typeW )) != STATUS_SUCCESS)
goto done;
info.Type = (ULONG_PTR)typeW.Buffer;
if ((status = LdrFindResourceDirectory_U( module, &info, 1, &resdir )) != STATUS_SUCCESS)
goto done;
et = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(resdir + 1);
__TRY
{
for (i = 0; i < resdir->NumberOfNamedEntries+resdir->NumberOfIdEntries; i++)
{
if (et[i].u.s.NameIsString)
{
str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const BYTE *)basedir + et[i].u.s.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 = func( module, type, name, param );
}
else
{
ret = func( module, type, UIntToPtr(et[i].u.Id), param );
}
if (!ret) break;
}
}
__EXCEPT_PAGE_FAULT
{
ret = FALSE;
status = STATUS_ACCESS_VIOLATION;
}
__ENDTRY
done:
HeapFree( GetProcessHeap(), 0, name );
if (!IS_INTRESOURCE(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* EnumResourceNamesW (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH EnumResourceNamesW( HMODULE module, LPCWSTR type,
ENUMRESNAMEPROCW func, LONG_PTR param )
{
return EnumResourceNamesExW( module, type, func, param, 0, 0 );
}
/**********************************************************************
* EnumResourceTypesExA (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH EnumResourceTypesExA( HMODULE module, ENUMRESTYPEPROCA func, LONG_PTR param,
DWORD flags, LANGID lang )
{
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", module, func, param );
if (flags & (RESOURCE_ENUM_MUI | RESOURCE_ENUM_MUI_SYSTEM | RESOURCE_ENUM_VALIDATE))
FIXME( "unimplemented flags: %x\n", flags );
if (!flags) flags = RESOURCE_ENUM_LN | RESOURCE_ENUM_MUI;
if (!(flags & RESOURCE_ENUM_LN)) return ret;
if (!module) module = GetModuleHandleW( 0 );
if ((status = LdrFindResourceDirectory_U( module, 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].u.s.NameIsString)
{
str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const BYTE *)resdir + et[i].u.s.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 = func( module, type, param );
}
else
{
ret = func( module, UIntToPtr(et[i].u.Id), param );
}
if (!ret) break;
}
HeapFree( GetProcessHeap(), 0, type );
return ret;
}
/**********************************************************************
* EnumResourceTypesExW (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH EnumResourceTypesExW( HMODULE module, ENUMRESTYPEPROCW func, LONG_PTR param,
DWORD flags, LANGID lang )
{
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", module, func, param );
if (!flags) flags = RESOURCE_ENUM_LN | RESOURCE_ENUM_MUI;
if (!(flags & RESOURCE_ENUM_LN)) return ret;
if (!module) module = GetModuleHandleW( 0 );
if ((status = LdrFindResourceDirectory_U( module, 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].u.s.NameIsString)
{
str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const BYTE *)resdir + et[i].u.s.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 = func( module, type, param );
}
else
{
ret = func( module, UIntToPtr(et[i].u.Id), param );
}
if (!ret) break;
}
HeapFree( GetProcessHeap(), 0, type );
return ret;
}
/**********************************************************************
* FindResourceExW (kernelbase.@)
*/
HRSRC WINAPI DECLSPEC_HOTPATCH FindResourceExW( HMODULE module, LPCWSTR type, LPCWSTR name, WORD lang )
{
NTSTATUS status;
UNICODE_STRING nameW, typeW;
LDR_RESOURCE_INFO info;
const IMAGE_RESOURCE_DATA_ENTRY *entry = NULL;
TRACE( "%p %s %s %04x\n", module, debugstr_w(type), debugstr_w(name), lang );
if (!module) module = GetModuleHandleW( 0 );
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( module, &info, 3, &entry );
done:
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
}
__EXCEPT_PAGE_FAULT
{
SetLastError( ERROR_INVALID_PARAMETER );
}
__ENDTRY
if (!IS_INTRESOURCE(nameW.Buffer)) HeapFree( GetProcessHeap(), 0, nameW.Buffer );
if (!IS_INTRESOURCE(typeW.Buffer)) HeapFree( GetProcessHeap(), 0, typeW.Buffer );
return (HRSRC)entry;
}
/**********************************************************************
* FindResourceW (kernelbase.@)
*/
HRSRC WINAPI DECLSPEC_HOTPATCH FindResourceW( HINSTANCE module, LPCWSTR name, LPCWSTR type )
{
return FindResourceExW( module, type, name, MAKELANGID( LANG_NEUTRAL, SUBLANG_NEUTRAL ) );
}
/**********************************************************************
* FreeResource (kernelbase.@)
*/
BOOL WINAPI DECLSPEC_HOTPATCH FreeResource( HGLOBAL handle )
{
return FALSE;
}
/**********************************************************************
* LoadResource (kernelbase.@)
*/
HGLOBAL WINAPI DECLSPEC_HOTPATCH LoadResource( HINSTANCE module, HRSRC rsrc )
{
NTSTATUS status;
void *ret = NULL;
TRACE( "%p %p\n", module, rsrc );
if (!rsrc) return 0;
if (!module) module = GetModuleHandleW( 0 );
status = LdrAccessResource( module, (IMAGE_RESOURCE_DATA_ENTRY *)rsrc, &ret, NULL );
if (status != STATUS_SUCCESS) SetLastError( RtlNtStatusToDosError(status) );
return ret;
}
/**********************************************************************
* LockResource (kernelbase.@)
*/
LPVOID WINAPI DECLSPEC_HOTPATCH LockResource( HGLOBAL handle )
{
return handle;
}
/**********************************************************************
* SizeofResource (kernelbase.@)
*/
DWORD WINAPI DECLSPEC_HOTPATCH SizeofResource( HINSTANCE module, HRSRC rsrc )
{
if (!rsrc) return 0;
return ((IMAGE_RESOURCE_DATA_ENTRY *)rsrc)->Size;
}
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