509 lines
16 KiB
C
509 lines
16 KiB
C
/*
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* PE file resources
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*
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* Copyright 1995 Thomas Sandford
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* Copyright 1996 Martin von Loewis
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* Copyright 2003 Alexandre Julliard
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*
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* Based on the Win16 resource handling code in loader/resource.c
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* Copyright 1993 Robert J. Amstadt
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* Copyright 1995 Alexandre Julliard
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* Copyright 1997 Marcus Meissner
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "config.h"
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#include "wine/port.h"
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#include <stdarg.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#define NONAMELESSUNION
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#define NONAMELESSSTRUCT
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#include "ntstatus.h"
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#include "windef.h"
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#include "winbase.h"
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#include "winnls.h"
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#include "winnt.h"
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#include "winternl.h"
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#include "excpt.h"
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#include "wine/exception.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(resource);
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static LCID user_lcid, system_lcid;
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static LANGID user_ui_language, system_ui_language;
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static WINE_EXCEPTION_FILTER(page_fault)
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{
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if (GetExceptionCode() == EXCEPTION_ACCESS_VIOLATION ||
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GetExceptionCode() == EXCEPTION_PRIV_INSTRUCTION)
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return EXCEPTION_EXECUTE_HANDLER;
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return EXCEPTION_CONTINUE_SEARCH;
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}
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/**********************************************************************
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* is_data_file_module
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*
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* Check if a module handle is for a LOAD_LIBRARY_AS_DATAFILE module.
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*/
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inline static int is_data_file_module( HMODULE hmod )
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{
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return (ULONG_PTR)hmod & 1;
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}
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/**********************************************************************
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* push_language
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*
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* push a language in the list of languages to try
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*/
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static inline int push_language( WORD *list, int pos, WORD lang )
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{
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int i;
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for (i = 0; i < pos; i++) if (list[i] == lang) return pos;
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list[pos++] = lang;
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return pos;
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}
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/**********************************************************************
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* find_first_entry
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*
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* Find the first suitable entry in a resource directory
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*/
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static const IMAGE_RESOURCE_DIRECTORY *find_first_entry( const IMAGE_RESOURCE_DIRECTORY *dir,
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const void *root, int want_dir )
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{
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const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
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int pos;
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for (pos = 0; pos < dir->NumberOfNamedEntries + dir->NumberOfIdEntries; pos++)
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{
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if (!entry[pos].u2.s3.DataIsDirectory == !want_dir)
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return (const IMAGE_RESOURCE_DIRECTORY *)((const char *)root + entry[pos].u2.s3.OffsetToDirectory);
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}
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return NULL;
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}
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/**********************************************************************
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* find_entry_by_id
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*
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* Find an entry by id in a resource directory
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*/
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static const IMAGE_RESOURCE_DIRECTORY *find_entry_by_id( const IMAGE_RESOURCE_DIRECTORY *dir,
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WORD id, const void *root, int want_dir )
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{
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const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
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int min, max, pos;
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entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
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min = dir->NumberOfNamedEntries;
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max = min + dir->NumberOfIdEntries - 1;
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while (min <= max)
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{
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pos = (min + max) / 2;
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if (entry[pos].u1.s2.Id == id)
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{
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if (!entry[pos].u2.s3.DataIsDirectory == !want_dir)
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{
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TRACE("root %p dir %p id %04x ret %p\n",
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root, dir, id, (const char*)root + entry[pos].u2.s3.OffsetToDirectory);
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return (const IMAGE_RESOURCE_DIRECTORY *)((const char *)root + entry[pos].u2.s3.OffsetToDirectory);
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}
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break;
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}
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if (entry[pos].u1.s2.Id > id) max = pos - 1;
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else min = pos + 1;
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}
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TRACE("root %p dir %p id %04x not found\n", root, dir, id );
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return NULL;
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}
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/**********************************************************************
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* find_entry_by_name
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*
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* Find an entry by name in a resource directory
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*/
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static const IMAGE_RESOURCE_DIRECTORY *find_entry_by_name( const IMAGE_RESOURCE_DIRECTORY *dir,
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LPCWSTR name, const void *root,
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int want_dir )
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{
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const IMAGE_RESOURCE_DIRECTORY_ENTRY *entry;
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const IMAGE_RESOURCE_DIR_STRING_U *str;
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int min, max, res, pos, namelen;
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if (!HIWORD(name)) return find_entry_by_id( dir, LOWORD(name), root, want_dir );
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entry = (const IMAGE_RESOURCE_DIRECTORY_ENTRY *)(dir + 1);
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namelen = strlenW(name);
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min = 0;
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max = dir->NumberOfNamedEntries - 1;
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while (min <= max)
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{
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pos = (min + max) / 2;
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str = (const IMAGE_RESOURCE_DIR_STRING_U *)((const char *)root + entry[pos].u1.s1.NameOffset);
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res = strncmpW( name, str->NameString, str->Length );
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if (!res && namelen == str->Length)
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{
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if (!entry[pos].u2.s3.DataIsDirectory == !want_dir)
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{
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TRACE("root %p dir %p name %s ret %p\n",
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root, dir, debugstr_w(name), (const char*)root + entry[pos].u2.s3.OffsetToDirectory);
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return (const IMAGE_RESOURCE_DIRECTORY *)((const char *)root + entry[pos].u2.s3.OffsetToDirectory);
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}
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break;
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}
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if (res < 0) max = pos - 1;
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else min = pos + 1;
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}
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TRACE("root %p dir %p name %s not found\n", root, dir, debugstr_w(name) );
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return NULL;
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}
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/**********************************************************************
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* find_entry
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*
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* Find a resource entry
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*/
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static NTSTATUS find_entry( HMODULE hmod, const LDR_RESOURCE_INFO *info,
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ULONG level, const void **ret, int want_dir )
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{
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ULONG size;
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const void *root;
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const IMAGE_RESOURCE_DIRECTORY *resdirptr;
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WORD list[9]; /* list of languages to try */
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int i, pos = 0;
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root = RtlImageDirectoryEntryToData( hmod, TRUE, IMAGE_DIRECTORY_ENTRY_RESOURCE, &size );
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if (!root) return STATUS_RESOURCE_DATA_NOT_FOUND;
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resdirptr = root;
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if (!level--) goto done;
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if (!(*ret = find_entry_by_name( resdirptr, (LPCWSTR)info->Type, root, want_dir || level )))
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return STATUS_RESOURCE_TYPE_NOT_FOUND;
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if (!level--) return STATUS_SUCCESS;
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resdirptr = *ret;
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if (!(*ret = find_entry_by_name( resdirptr, (LPCWSTR)info->Name, root, want_dir || level )))
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return STATUS_RESOURCE_NAME_NOT_FOUND;
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if (!level--) return STATUS_SUCCESS;
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if (level) return STATUS_INVALID_PARAMETER; /* level > 3 */
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/* 1. specified language */
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pos = push_language( list, pos, info->Language );
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/* 2. specified language with neutral sublanguage */
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pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(info->Language), SUBLANG_NEUTRAL ) );
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/* 3. neutral language with neutral sublanguage */
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pos = push_language( list, pos, MAKELANGID( LANG_NEUTRAL, SUBLANG_NEUTRAL ) );
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/* if no explicitly specified language, try some defaults */
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if (PRIMARYLANGID(info->Language) == LANG_NEUTRAL)
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{
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/* user defaults, unless SYS_DEFAULT sublanguage specified */
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if (SUBLANGID(info->Language) != SUBLANG_SYS_DEFAULT)
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{
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/* 4. current thread locale language */
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pos = push_language( list, pos, LANGIDFROMLCID(NtCurrentTeb()->CurrentLocale) );
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/* 5. user locale language */
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pos = push_language( list, pos, LANGIDFROMLCID(user_lcid) );
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/* 6. user locale language with neutral sublanguage */
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pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(user_lcid), SUBLANG_NEUTRAL ) );
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}
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/* now system defaults */
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/* 7. system locale language */
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pos = push_language( list, pos, LANGIDFROMLCID( system_lcid ) );
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/* 8. system locale language with neutral sublanguage */
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pos = push_language( list, pos, MAKELANGID( PRIMARYLANGID(system_lcid), SUBLANG_NEUTRAL ) );
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/* 9. English */
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pos = push_language( list, pos, MAKELANGID( LANG_ENGLISH, SUBLANG_DEFAULT ) );
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}
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resdirptr = *ret;
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for (i = 0; i < pos; i++)
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if ((*ret = find_entry_by_id( resdirptr, list[i], root, want_dir ))) return STATUS_SUCCESS;
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/* if no explicitly specified language, return the first entry */
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if (PRIMARYLANGID(info->Language) == LANG_NEUTRAL)
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{
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if ((*ret = find_first_entry( resdirptr, root, want_dir ))) return STATUS_SUCCESS;
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}
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return STATUS_RESOURCE_LANG_NOT_FOUND;
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done:
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*ret = resdirptr;
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* LdrFindResourceDirectory_U (NTDLL.@)
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*/
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NTSTATUS WINAPI LdrFindResourceDirectory_U( HMODULE hmod, const LDR_RESOURCE_INFO *info,
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ULONG level, const IMAGE_RESOURCE_DIRECTORY **dir )
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{
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const void *res;
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NTSTATUS status;
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__TRY
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{
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if (info) TRACE( "module %p type %s name %s lang %04lx level %ld\n",
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hmod, debugstr_w((LPCWSTR)info->Type),
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level > 1 ? debugstr_w((LPCWSTR)info->Name) : "",
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level > 2 ? info->Language : 0, level );
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status = find_entry( hmod, info, level, &res, TRUE );
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if (status == STATUS_SUCCESS) *dir = res;
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}
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__EXCEPT(page_fault)
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{
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return GetExceptionCode();
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}
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__ENDTRY;
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return status;
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}
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/**********************************************************************
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* LdrFindResource_U (NTDLL.@)
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*/
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NTSTATUS WINAPI LdrFindResource_U( HMODULE hmod, const LDR_RESOURCE_INFO *info,
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ULONG level, const IMAGE_RESOURCE_DATA_ENTRY **entry )
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{
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const void *res;
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NTSTATUS status;
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__TRY
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{
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if (info) TRACE( "module %p type %s name %s lang %04lx level %ld\n",
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hmod, debugstr_w((LPCWSTR)info->Type),
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level > 1 ? debugstr_w((LPCWSTR)info->Name) : "",
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level > 2 ? info->Language : 0, level );
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status = find_entry( hmod, info, level, &res, FALSE );
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if (status == STATUS_SUCCESS) *entry = res;
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}
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__EXCEPT(page_fault)
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{
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return GetExceptionCode();
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}
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__ENDTRY;
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return status;
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}
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/* don't penalize other platforms stuff needed on i386 for compatibility */
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#ifdef __i386__
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NTSTATUS WINAPI access_resource( HMODULE hmod, const IMAGE_RESOURCE_DATA_ENTRY *entry,
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void **ptr, ULONG *size )
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#else
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static inline NTSTATUS access_resource( HMODULE hmod, const IMAGE_RESOURCE_DATA_ENTRY *entry,
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void **ptr, ULONG *size )
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#endif
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{
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NTSTATUS status;
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__TRY
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{
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ULONG dirsize;
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if (!RtlImageDirectoryEntryToData( hmod, TRUE, IMAGE_DIRECTORY_ENTRY_RESOURCE, &dirsize ))
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status = STATUS_RESOURCE_DATA_NOT_FOUND;
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else
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{
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if (ptr)
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{
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if (is_data_file_module(hmod))
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{
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HMODULE mod = (HMODULE)((ULONG_PTR)hmod & ~1);
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*ptr = RtlImageRvaToVa( RtlImageNtHeader(mod), mod, entry->OffsetToData, NULL );
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}
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else *ptr = (char *)hmod + entry->OffsetToData;
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}
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if (size) *size = entry->Size;
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status = STATUS_SUCCESS;
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}
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}
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__EXCEPT(page_fault)
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{
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return GetExceptionCode();
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}
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__ENDTRY;
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return status;
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}
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/**********************************************************************
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* LdrAccessResource (NTDLL.@)
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*/
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#ifdef __i386__
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/* Shrinker depends on the "call access_resource" instruction being there */
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__ASM_GLOBAL_FUNC( LdrAccessResource,
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"pushl %ebp\n"
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"movl %esp, %ebp\n"
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"pushl 24(%ebp)\n"
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"pushl 20(%ebp)\n"
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"pushl 16(%ebp)\n"
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"pushl 12(%ebp)\n"
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"pushl 8(%ebp)\n"
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"call access_resource\n"
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"leave\n"
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"ret $16\n"
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);
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#else
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NTSTATUS WINAPI LdrAccessResource( HMODULE hmod, const IMAGE_RESOURCE_DATA_ENTRY *entry,
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void **ptr, ULONG *size )
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{
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return access_resource( hmod, entry, ptr, size );
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}
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#endif
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/**********************************************************************
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* RtlFindMessage (NTDLL.@)
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*/
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NTSTATUS WINAPI RtlFindMessage( HMODULE hmod, ULONG type, ULONG lang,
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ULONG msg_id, const MESSAGE_RESOURCE_ENTRY **ret )
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{
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const MESSAGE_RESOURCE_DATA *data;
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const MESSAGE_RESOURCE_BLOCK *block;
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const IMAGE_RESOURCE_DATA_ENTRY *rsrc;
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LDR_RESOURCE_INFO info;
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NTSTATUS status;
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void *ptr;
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unsigned int i;
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info.Type = type;
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info.Name = 1;
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info.Language = lang;
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if ((status = LdrFindResource_U( hmod, &info, 3, &rsrc )) != STATUS_SUCCESS)
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return status;
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if ((status = LdrAccessResource( hmod, rsrc, &ptr, NULL )) != STATUS_SUCCESS)
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return status;
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data = ptr;
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block = data->Blocks;
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for (i = 0; i < data->NumberOfBlocks; i++, block++)
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{
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if (msg_id >= block->LowId && msg_id <= block->HighId)
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{
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const MESSAGE_RESOURCE_ENTRY *entry;
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entry = (const MESSAGE_RESOURCE_ENTRY *)((const char *)data + block->OffsetToEntries);
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for (i = msg_id - block->LowId; i > 0; i--)
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entry = (const MESSAGE_RESOURCE_ENTRY *)((const char *)entry + entry->Length);
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*ret = entry;
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return STATUS_SUCCESS;
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}
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}
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return STATUS_MESSAGE_NOT_FOUND;
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}
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/**********************************************************************
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* RtlFormatMessage (NTDLL.@)
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*
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* Formats a message (similar to sprintf).
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*
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* PARAMS
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* Message [I] Message to format.
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* MaxWidth [I] Maximum width in characters of each output line.
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* IgnoreInserts [I] Whether to copy the message without processing inserts.
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* Ansi [I] Whether Arguments may have ANSI strings.
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* ArgumentsIsArray [I] Whether Arguments is actually an array rather than a va_list *.
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* Buffer [O] Buffer to store processed message in.
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* BufferSize [I] Size of Buffer (in bytes?).
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*
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* RETURNS
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* NTSTATUS code.
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*/
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NTSTATUS WINAPI RtlFormatMessage( LPWSTR Message, UCHAR MaxWidth,
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BOOLEAN IgnoreInserts, BOOLEAN Ansi,
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BOOLEAN ArgumentIsArray, va_list * Arguments,
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LPWSTR Buffer, ULONG BufferSize )
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{
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FIXME("(%s, %u, %s, %s, %s, %p, %p, %ld)\n", debugstr_w(Message),
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MaxWidth, IgnoreInserts ? "TRUE" : "FALSE", Ansi ? "TRUE" : "FALSE",
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ArgumentIsArray ? "TRUE" : "FALSE", Arguments, Buffer, BufferSize);
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* NtQueryDefaultLocale (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQueryDefaultLocale( BOOLEAN user, LCID *lcid )
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{
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*lcid = user ? user_lcid : system_lcid;
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* NtSetDefaultLocale (NTDLL.@)
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*/
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NTSTATUS WINAPI NtSetDefaultLocale( BOOLEAN user, LCID lcid )
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{
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if (user) user_lcid = lcid;
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else
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{
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system_lcid = lcid;
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system_ui_language = LANGIDFROMLCID(lcid); /* there is no separate call to set it */
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}
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* NtQueryDefaultUILanguage (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQueryDefaultUILanguage( LANGID *lang )
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{
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*lang = user_ui_language;
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* NtSetDefaultUILanguage (NTDLL.@)
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*/
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NTSTATUS WINAPI NtSetDefaultUILanguage( LANGID lang )
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{
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user_ui_language = lang;
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return STATUS_SUCCESS;
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}
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/**********************************************************************
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* NtQueryInstallUILanguage (NTDLL.@)
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*/
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NTSTATUS WINAPI NtQueryInstallUILanguage( LANGID *lang )
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{
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*lang = system_ui_language;
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return STATUS_SUCCESS;
|
|
}
|