2019 lines
68 KiB
C
2019 lines
68 KiB
C
/*
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* Loader functions
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*
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* Copyright 1995, 2003 Alexandre Julliard
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* Copyright 2002 Dmitry Timoshkov for CodeWeavers
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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 <assert.h>
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#include <stdarg.h>
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#include "windef.h"
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#include "winbase.h"
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#include "winnt.h"
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#include "winreg.h"
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#include "winternl.h"
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#include "module.h"
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#include "wine/exception.h"
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#include "excpt.h"
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#include "wine/unicode.h"
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#include "wine/debug.h"
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#include "wine/server.h"
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#include "ntdll_misc.h"
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WINE_DEFAULT_DEBUG_CHANNEL(module);
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WINE_DECLARE_DEBUG_CHANNEL(relay);
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WINE_DECLARE_DEBUG_CHANNEL(snoop);
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WINE_DECLARE_DEBUG_CHANNEL(loaddll);
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typedef DWORD (CALLBACK *DLLENTRYPROC)(HMODULE,DWORD,LPVOID);
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static int process_detaching = 0; /* set on process detach to avoid deadlocks with thread detach */
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static int free_lib_count; /* recursion depth of LdrUnloadDll calls */
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/* filter for page-fault exceptions */
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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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return EXCEPTION_EXECUTE_HANDLER;
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return EXCEPTION_CONTINUE_SEARCH;
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}
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static const char * const reason_names[] =
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{
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"PROCESS_DETACH",
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"PROCESS_ATTACH",
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"THREAD_ATTACH",
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"THREAD_DETACH"
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};
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static const WCHAR dllW[] = {'.','d','l','l',0};
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/* internal representation of 32bit modules. per process. */
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typedef struct _wine_modref
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{
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LDR_MODULE ldr;
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int nDeps;
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struct _wine_modref **deps;
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} WINE_MODREF;
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/* info about the current builtin dll load */
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/* used to keep track of things across the register_dll constructor call */
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struct builtin_load_info
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{
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const WCHAR *load_path;
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NTSTATUS status;
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WINE_MODREF *wm;
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};
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static struct builtin_load_info default_load_info;
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static struct builtin_load_info *builtin_load_info = &default_load_info;
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static UINT tls_module_count; /* number of modules with TLS directory */
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static UINT tls_total_size; /* total size of TLS storage */
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static const IMAGE_TLS_DIRECTORY **tls_dirs; /* array of TLS directories */
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static UNICODE_STRING system_dir; /* system directory */
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static CRITICAL_SECTION loader_section;
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static CRITICAL_SECTION_DEBUG critsect_debug =
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{
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0, 0, &loader_section,
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{ &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
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0, 0, { 0, (DWORD)(__FILE__ ": loader_section") }
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};
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static CRITICAL_SECTION loader_section = { &critsect_debug, -1, 0, 0, 0, 0 };
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static WINE_MODREF *cached_modref;
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static WINE_MODREF *current_modref;
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static NTSTATUS load_dll( LPCWSTR load_path, LPCWSTR libname, DWORD flags, WINE_MODREF** pwm );
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static FARPROC find_named_export( HMODULE module, IMAGE_EXPORT_DIRECTORY *exports,
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DWORD exp_size, const char *name, int hint );
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/* convert PE image VirtualAddress to Real Address */
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inline static void *get_rva( HMODULE module, DWORD va )
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{
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return (void *)((char *)module + va);
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}
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/* check whether the file name contains a path */
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inline static int contains_path( LPCWSTR name )
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{
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return ((*name && (name[1] == ':')) || strchrW(name, '/') || strchrW(name, '\\'));
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}
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/* convert from straight ASCII to Unicode without depending on the current codepage */
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inline static void ascii_to_unicode( WCHAR *dst, const char *src, size_t len )
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{
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while (len--) *dst++ = (unsigned char)*src++;
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}
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/*************************************************************************
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* call_dll_entry_point
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*
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* Some brain-damaged dlls (ir32_32.dll for instance) modify ebx in
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* their entry point, so we need a small asm wrapper.
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*/
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#ifdef __i386__
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extern BOOL call_dll_entry_point( DLLENTRYPROC proc, void *module, UINT reason, void *reserved );
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__ASM_GLOBAL_FUNC(call_dll_entry_point,
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"pushl %ebp\n\t"
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"movl %esp,%ebp\n\t"
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"pushl %ebx\n\t"
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"pushl 20(%ebp)\n\t"
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"pushl 16(%ebp)\n\t"
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"pushl 12(%ebp)\n\t"
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"movl 8(%ebp),%eax\n\t"
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"call *%eax\n\t"
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"leal -4(%ebp),%esp\n\t"
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"popl %ebx\n\t"
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"popl %ebp\n\t"
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"ret" );
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#else /* __i386__ */
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static inline BOOL call_dll_entry_point( DLLENTRYPROC proc, void *module,
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UINT reason, void *reserved )
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{
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return proc( module, reason, reserved );
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}
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#endif /* __i386__ */
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/*************************************************************************
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* get_modref
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*
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* Looks for the referenced HMODULE in the current process
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* The loader_section must be locked while calling this function.
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*/
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static WINE_MODREF *get_modref( HMODULE hmod )
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{
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PLIST_ENTRY mark, entry;
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PLDR_MODULE mod;
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if (cached_modref && cached_modref->ldr.BaseAddress == hmod) return cached_modref;
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mark = &NtCurrentTeb()->Peb->LdrData->InMemoryOrderModuleList;
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for (entry = mark->Flink; entry != mark; entry = entry->Flink)
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{
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mod = CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList);
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if (mod->BaseAddress == hmod)
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return cached_modref = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
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if (mod->BaseAddress > (void*)hmod) break;
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}
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return NULL;
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}
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/**********************************************************************
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* find_basename_module
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*
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* Find a module from its base name.
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* The loader_section must be locked while calling this function
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*/
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static WINE_MODREF *find_basename_module( LPCWSTR name )
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{
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PLIST_ENTRY mark, entry;
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if (cached_modref && !strcmpiW( name, cached_modref->ldr.BaseDllName.Buffer ))
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return cached_modref;
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mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
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for (entry = mark->Flink; entry != mark; entry = entry->Flink)
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{
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LDR_MODULE *mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
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if (!strcmpiW( name, mod->BaseDllName.Buffer ))
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{
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cached_modref = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
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return cached_modref;
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}
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}
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return NULL;
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}
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/**********************************************************************
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* find_fullname_module
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*
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* Find a module from its full path name.
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* The loader_section must be locked while calling this function
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*/
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static WINE_MODREF *find_fullname_module( LPCWSTR name )
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{
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PLIST_ENTRY mark, entry;
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if (cached_modref && !strcmpiW( name, cached_modref->ldr.FullDllName.Buffer ))
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return cached_modref;
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mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
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for (entry = mark->Flink; entry != mark; entry = entry->Flink)
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{
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LDR_MODULE *mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
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if (!strcmpiW( name, mod->FullDllName.Buffer ))
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{
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cached_modref = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
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return cached_modref;
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}
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}
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return NULL;
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}
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/*************************************************************************
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* find_forwarded_export
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*
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* Find the final function pointer for a forwarded function.
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* The loader_section must be locked while calling this function.
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*/
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static FARPROC find_forwarded_export( HMODULE module, const char *forward )
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{
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IMAGE_EXPORT_DIRECTORY *exports;
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DWORD exp_size;
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WINE_MODREF *wm;
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WCHAR mod_name[32];
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char *end = strchr(forward, '.');
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FARPROC proc = NULL;
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if (!end) return NULL;
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if ((end - forward) * sizeof(WCHAR) >= sizeof(mod_name) - sizeof(dllW)) return NULL;
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ascii_to_unicode( mod_name, forward, end - forward );
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memcpy( mod_name + (end - forward), dllW, sizeof(dllW) );
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if (!(wm = find_basename_module( mod_name )))
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{
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ERR("module not found for forward '%s' used by %s\n",
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forward, debugstr_w(get_modref(module)->ldr.FullDllName.Buffer) );
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return NULL;
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}
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if ((exports = RtlImageDirectoryEntryToData( wm->ldr.BaseAddress, TRUE,
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IMAGE_DIRECTORY_ENTRY_EXPORT, &exp_size )))
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proc = find_named_export( wm->ldr.BaseAddress, exports, exp_size, end + 1, -1 );
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if (!proc)
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{
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ERR("function not found for forward '%s' used by %s."
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" If you are using builtin %s, try using the native one instead.\n",
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forward, debugstr_w(get_modref(module)->ldr.FullDllName.Buffer),
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debugstr_w(get_modref(module)->ldr.BaseDllName.Buffer) );
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}
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return proc;
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}
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/*************************************************************************
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* find_ordinal_export
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*
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* Find an exported function by ordinal.
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* The exports base must have been subtracted from the ordinal already.
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* The loader_section must be locked while calling this function.
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*/
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static FARPROC find_ordinal_export( HMODULE module, IMAGE_EXPORT_DIRECTORY *exports,
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DWORD exp_size, int ordinal )
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{
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FARPROC proc;
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DWORD *functions = get_rva( module, exports->AddressOfFunctions );
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if (ordinal >= exports->NumberOfFunctions)
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{
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TRACE(" ordinal %ld out of range!\n", ordinal + exports->Base );
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return NULL;
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}
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if (!functions[ordinal]) return NULL;
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proc = get_rva( module, functions[ordinal] );
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/* if the address falls into the export dir, it's a forward */
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if (((char *)proc >= (char *)exports) && ((char *)proc < (char *)exports + exp_size))
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return find_forwarded_export( module, (char *)proc );
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if (TRACE_ON(snoop) && current_modref)
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{
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proc = SNOOP_GetProcAddress( module, exports, exp_size, proc, ordinal,
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current_modref->ldr.BaseDllName.Buffer );
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}
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if (TRACE_ON(relay) && current_modref)
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{
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proc = RELAY_GetProcAddress( module, exports, exp_size, proc,
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current_modref->ldr.BaseDllName.Buffer );
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}
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return proc;
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}
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/*************************************************************************
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* find_named_export
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*
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* Find an exported function by name.
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* The loader_section must be locked while calling this function.
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*/
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static FARPROC find_named_export( HMODULE module, IMAGE_EXPORT_DIRECTORY *exports,
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DWORD exp_size, const char *name, int hint )
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{
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WORD *ordinals = get_rva( module, exports->AddressOfNameOrdinals );
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DWORD *names = get_rva( module, exports->AddressOfNames );
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int min = 0, max = exports->NumberOfNames - 1;
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/* first check the hint */
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if (hint >= 0 && hint <= max)
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{
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char *ename = get_rva( module, names[hint] );
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if (!strcmp( ename, name ))
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return find_ordinal_export( module, exports, exp_size, ordinals[hint] );
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}
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/* then do a binary search */
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while (min <= max)
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{
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int res, pos = (min + max) / 2;
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char *ename = get_rva( module, names[pos] );
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if (!(res = strcmp( ename, name )))
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return find_ordinal_export( module, exports, exp_size, ordinals[pos] );
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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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return NULL;
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}
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/*************************************************************************
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* import_dll
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*
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* Import the dll specified by the given import descriptor.
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* The loader_section must be locked while calling this function.
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*/
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static WINE_MODREF *import_dll( HMODULE module, IMAGE_IMPORT_DESCRIPTOR *descr, LPCWSTR load_path )
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{
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NTSTATUS status;
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WINE_MODREF *wmImp;
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HMODULE imp_mod;
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IMAGE_EXPORT_DIRECTORY *exports;
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DWORD exp_size;
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IMAGE_THUNK_DATA *import_list, *thunk_list;
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WCHAR buffer[32];
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char *name = get_rva( module, descr->Name );
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DWORD len = strlen(name) + 1;
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thunk_list = get_rva( module, (DWORD)descr->FirstThunk );
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if (descr->u.OriginalFirstThunk)
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import_list = get_rva( module, (DWORD)descr->u.OriginalFirstThunk );
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else
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import_list = thunk_list;
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if (len * sizeof(WCHAR) <= sizeof(buffer))
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{
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ascii_to_unicode( buffer, name, len );
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status = load_dll( load_path, buffer, 0, &wmImp );
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}
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else /* need to allocate a larger buffer */
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{
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WCHAR *ptr = RtlAllocateHeap( GetProcessHeap(), 0, len * sizeof(WCHAR) );
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if (!ptr) return NULL;
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ascii_to_unicode( ptr, name, len );
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status = load_dll( load_path, ptr, 0, &wmImp );
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RtlFreeHeap( GetProcessHeap(), 0, ptr );
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}
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if (status)
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{
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if (status == STATUS_DLL_NOT_FOUND)
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ERR("Library %s (which is needed by %s) not found\n",
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name, debugstr_w(current_modref->ldr.FullDllName.Buffer));
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else
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ERR("Loading library %s (which is needed by %s) failed (error %lx).\n",
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name, debugstr_w(current_modref->ldr.FullDllName.Buffer), status);
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return NULL;
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}
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imp_mod = wmImp->ldr.BaseAddress;
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exports = RtlImageDirectoryEntryToData( imp_mod, TRUE, IMAGE_DIRECTORY_ENTRY_EXPORT, &exp_size );
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if (!exports)
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{
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/* set all imported function to deadbeef */
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while (import_list->u1.Ordinal)
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{
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if (IMAGE_SNAP_BY_ORDINAL(import_list->u1.Ordinal))
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{
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ERR("No implementation for %s.%ld", name, IMAGE_ORDINAL(import_list->u1.Ordinal));
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}
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else
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{
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IMAGE_IMPORT_BY_NAME *pe_name = get_rva( module, (DWORD)import_list->u1.AddressOfData );
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ERR("No implementation for %s.%s", name, pe_name->Name );
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}
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ERR(" imported from %s, setting to 0xdeadbeef\n",
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debugstr_w(current_modref->ldr.FullDllName.Buffer) );
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thunk_list->u1.Function = (PDWORD)0xdeadbeef;
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import_list++;
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thunk_list++;
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}
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return wmImp;
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}
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while (import_list->u1.Ordinal)
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{
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if (IMAGE_SNAP_BY_ORDINAL(import_list->u1.Ordinal))
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{
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int ordinal = IMAGE_ORDINAL(import_list->u1.Ordinal);
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thunk_list->u1.Function = (PDWORD)find_ordinal_export( imp_mod, exports, exp_size,
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ordinal - exports->Base );
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if (!thunk_list->u1.Function)
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{
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ERR("No implementation for %s.%d imported from %s, setting to 0xdeadbeef\n",
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name, ordinal, debugstr_w(current_modref->ldr.FullDllName.Buffer) );
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thunk_list->u1.Function = (PDWORD)0xdeadbeef;
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}
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TRACE("--- Ordinal %s.%d = %p\n", name, ordinal, thunk_list->u1.Function );
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}
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else /* import by name */
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{
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IMAGE_IMPORT_BY_NAME *pe_name;
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pe_name = get_rva( module, (DWORD)import_list->u1.AddressOfData );
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thunk_list->u1.Function = (PDWORD)find_named_export( imp_mod, exports, exp_size,
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pe_name->Name, pe_name->Hint );
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if (!thunk_list->u1.Function)
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{
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ERR("No implementation for %s.%s imported from %s, setting to 0xdeadbeef\n",
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name, pe_name->Name, debugstr_w(current_modref->ldr.FullDllName.Buffer) );
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thunk_list->u1.Function = (PDWORD)0xdeadbeef;
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}
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TRACE("--- %s %s.%d = %p\n", pe_name->Name, name, pe_name->Hint, thunk_list->u1.Function);
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}
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import_list++;
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thunk_list++;
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}
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return wmImp;
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}
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/****************************************************************
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* fixup_imports
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*
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* Fixup all imports of a given module.
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* The loader_section must be locked while calling this function.
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*/
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static NTSTATUS fixup_imports( WINE_MODREF *wm, LPCWSTR load_path )
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{
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int i, nb_imports;
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IMAGE_IMPORT_DESCRIPTOR *imports;
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WINE_MODREF *prev;
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DWORD size;
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NTSTATUS status;
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if (!(imports = RtlImageDirectoryEntryToData( wm->ldr.BaseAddress, TRUE,
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IMAGE_DIRECTORY_ENTRY_IMPORT, &size )))
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return STATUS_SUCCESS;
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|
|
nb_imports = size / sizeof(*imports);
|
|
for (i = 0; i < nb_imports; i++)
|
|
{
|
|
if (!imports[i].Name)
|
|
{
|
|
nb_imports = i;
|
|
break;
|
|
}
|
|
}
|
|
if (!nb_imports) return STATUS_SUCCESS; /* no imports */
|
|
|
|
/* Allocate module dependency list */
|
|
wm->nDeps = nb_imports;
|
|
wm->deps = RtlAllocateHeap( GetProcessHeap(), 0, nb_imports*sizeof(WINE_MODREF *) );
|
|
|
|
/* load the imported modules. They are automatically
|
|
* added to the modref list of the process.
|
|
*/
|
|
prev = current_modref;
|
|
current_modref = wm;
|
|
status = STATUS_SUCCESS;
|
|
for (i = 0; i < nb_imports; i++)
|
|
{
|
|
if (!(wm->deps[i] = import_dll( wm->ldr.BaseAddress, &imports[i], load_path )))
|
|
status = STATUS_DLL_NOT_FOUND;
|
|
}
|
|
current_modref = prev;
|
|
return status;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* alloc_module
|
|
*
|
|
* Allocate a WINE_MODREF structure and add it to the process list
|
|
* The loader_section must be locked while calling this function.
|
|
*/
|
|
static WINE_MODREF *alloc_module( HMODULE hModule, LPCWSTR filename )
|
|
{
|
|
WINE_MODREF *wm;
|
|
WCHAR *p;
|
|
IMAGE_NT_HEADERS *nt = RtlImageNtHeader(hModule);
|
|
PLIST_ENTRY entry, mark;
|
|
|
|
if (!(wm = RtlAllocateHeap( GetProcessHeap(), 0, sizeof(*wm) ))) return NULL;
|
|
|
|
wm->nDeps = 0;
|
|
wm->deps = NULL;
|
|
|
|
wm->ldr.BaseAddress = hModule;
|
|
wm->ldr.EntryPoint = NULL;
|
|
wm->ldr.SizeOfImage = nt->OptionalHeader.SizeOfImage;
|
|
wm->ldr.Flags = 0;
|
|
wm->ldr.LoadCount = 0;
|
|
wm->ldr.TlsIndex = -1;
|
|
wm->ldr.SectionHandle = NULL;
|
|
wm->ldr.CheckSum = 0;
|
|
wm->ldr.TimeDateStamp = 0;
|
|
|
|
RtlCreateUnicodeString( &wm->ldr.FullDllName, filename );
|
|
if ((p = strrchrW( wm->ldr.FullDllName.Buffer, '\\' ))) p++;
|
|
else p = wm->ldr.FullDllName.Buffer;
|
|
RtlInitUnicodeString( &wm->ldr.BaseDllName, p );
|
|
|
|
if (nt->FileHeader.Characteristics & IMAGE_FILE_DLL)
|
|
{
|
|
wm->ldr.Flags |= LDR_IMAGE_IS_DLL;
|
|
if (nt->OptionalHeader.AddressOfEntryPoint)
|
|
wm->ldr.EntryPoint = (char *)hModule + nt->OptionalHeader.AddressOfEntryPoint;
|
|
}
|
|
|
|
InsertTailList(&NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList,
|
|
&wm->ldr.InLoadOrderModuleList);
|
|
|
|
/* insert module in MemoryList, sorted in increasing base addresses */
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InMemoryOrderModuleList;
|
|
for (entry = mark->Flink; entry != mark; entry = entry->Flink)
|
|
{
|
|
if (CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList)->BaseAddress > wm->ldr.BaseAddress)
|
|
break;
|
|
}
|
|
entry->Blink->Flink = &wm->ldr.InMemoryOrderModuleList;
|
|
wm->ldr.InMemoryOrderModuleList.Blink = entry->Blink;
|
|
wm->ldr.InMemoryOrderModuleList.Flink = entry;
|
|
entry->Blink = &wm->ldr.InMemoryOrderModuleList;
|
|
|
|
/* wait until init is called for inserting into this list */
|
|
wm->ldr.InInitializationOrderModuleList.Flink = NULL;
|
|
wm->ldr.InInitializationOrderModuleList.Blink = NULL;
|
|
return wm;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* alloc_process_tls
|
|
*
|
|
* Allocate the process-wide structure for module TLS storage.
|
|
*/
|
|
static NTSTATUS alloc_process_tls(void)
|
|
{
|
|
PLIST_ENTRY mark, entry;
|
|
PLDR_MODULE mod;
|
|
IMAGE_TLS_DIRECTORY *dir;
|
|
ULONG size, i;
|
|
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InMemoryOrderModuleList;
|
|
for (entry = mark->Flink; entry != mark; entry = entry->Flink)
|
|
{
|
|
mod = CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList);
|
|
if (!(dir = RtlImageDirectoryEntryToData( mod->BaseAddress, TRUE,
|
|
IMAGE_DIRECTORY_ENTRY_TLS, &size )))
|
|
continue;
|
|
size = (dir->EndAddressOfRawData - dir->StartAddressOfRawData) + dir->SizeOfZeroFill;
|
|
if (!size) continue;
|
|
tls_total_size += size;
|
|
tls_module_count++;
|
|
}
|
|
if (!tls_module_count) return STATUS_SUCCESS;
|
|
|
|
TRACE( "count %u size %u\n", tls_module_count, tls_total_size );
|
|
|
|
tls_dirs = RtlAllocateHeap( GetProcessHeap(), 0, tls_module_count * sizeof(*tls_dirs) );
|
|
if (!tls_dirs) return STATUS_NO_MEMORY;
|
|
|
|
for (i = 0, entry = mark->Flink; entry != mark; entry = entry->Flink)
|
|
{
|
|
mod = CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList);
|
|
if (!(dir = RtlImageDirectoryEntryToData( mod->BaseAddress, TRUE,
|
|
IMAGE_DIRECTORY_ENTRY_TLS, &size )))
|
|
continue;
|
|
tls_dirs[i] = dir;
|
|
*dir->AddressOfIndex = i;
|
|
mod->TlsIndex = i;
|
|
mod->LoadCount = -1; /* can't unload it */
|
|
i++;
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* alloc_thread_tls
|
|
*
|
|
* Allocate the per-thread structure for module TLS storage.
|
|
*/
|
|
static NTSTATUS alloc_thread_tls(void)
|
|
{
|
|
void **pointers;
|
|
char *data;
|
|
UINT i;
|
|
|
|
if (!tls_module_count) return STATUS_SUCCESS;
|
|
|
|
if (!(pointers = RtlAllocateHeap( GetProcessHeap(), 0,
|
|
tls_module_count * sizeof(*pointers) )))
|
|
return STATUS_NO_MEMORY;
|
|
|
|
if (!(data = RtlAllocateHeap( GetProcessHeap(), 0, tls_total_size )))
|
|
{
|
|
RtlFreeHeap( GetProcessHeap(), 0, pointers );
|
|
return STATUS_NO_MEMORY;
|
|
}
|
|
|
|
for (i = 0; i < tls_module_count; i++)
|
|
{
|
|
const IMAGE_TLS_DIRECTORY *dir = tls_dirs[i];
|
|
ULONG size = dir->EndAddressOfRawData - dir->StartAddressOfRawData;
|
|
|
|
TRACE( "thread %04lx idx %d: %ld/%ld bytes from %p to %p\n",
|
|
GetCurrentThreadId(), i, size, dir->SizeOfZeroFill,
|
|
(void *)dir->StartAddressOfRawData, data );
|
|
|
|
pointers[i] = data;
|
|
memcpy( data, (void *)dir->StartAddressOfRawData, size );
|
|
data += size;
|
|
memset( data, 0, dir->SizeOfZeroFill );
|
|
data += dir->SizeOfZeroFill;
|
|
}
|
|
NtCurrentTeb()->ThreadLocalStoragePointer = pointers;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* call_tls_callbacks
|
|
*/
|
|
static void call_tls_callbacks( HMODULE module, UINT reason )
|
|
{
|
|
const IMAGE_TLS_DIRECTORY *dir;
|
|
const PIMAGE_TLS_CALLBACK *callback;
|
|
ULONG dirsize;
|
|
|
|
dir = RtlImageDirectoryEntryToData( module, TRUE, IMAGE_DIRECTORY_ENTRY_TLS, &dirsize );
|
|
if (!dir || !dir->AddressOfCallBacks) return;
|
|
|
|
for (callback = dir->AddressOfCallBacks; *callback; callback++)
|
|
{
|
|
if (TRACE_ON(relay))
|
|
DPRINTF("%04lx:Call TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
|
|
GetCurrentThreadId(), *callback, module, reason_names[reason] );
|
|
(*callback)( module, reason, NULL );
|
|
if (TRACE_ON(relay))
|
|
DPRINTF("%04lx:Ret TLS callback (proc=%p,module=%p,reason=%s,reserved=0)\n",
|
|
GetCurrentThreadId(), *callback, module, reason_names[reason] );
|
|
}
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* MODULE_InitDLL
|
|
*/
|
|
static BOOL MODULE_InitDLL( WINE_MODREF *wm, UINT reason, LPVOID lpReserved )
|
|
{
|
|
WCHAR mod_name[32];
|
|
BOOL retv = TRUE;
|
|
DLLENTRYPROC entry = wm->ldr.EntryPoint;
|
|
void *module = wm->ldr.BaseAddress;
|
|
|
|
/* Skip calls for modules loaded with special load flags */
|
|
|
|
if (wm->ldr.Flags & LDR_DONT_RESOLVE_REFS) return TRUE;
|
|
if (wm->ldr.TlsIndex != -1) call_tls_callbacks( wm->ldr.BaseAddress, reason );
|
|
if (!entry) return TRUE;
|
|
|
|
if (TRACE_ON(relay))
|
|
{
|
|
size_t len = min( wm->ldr.BaseDllName.Length, sizeof(mod_name)-sizeof(WCHAR) );
|
|
memcpy( mod_name, wm->ldr.BaseDllName.Buffer, len );
|
|
mod_name[len / sizeof(WCHAR)] = 0;
|
|
DPRINTF("%04lx:Call PE DLL (proc=%p,module=%p %s,reason=%s,res=%p)\n",
|
|
GetCurrentThreadId(), entry, module, debugstr_w(mod_name),
|
|
reason_names[reason], lpReserved );
|
|
}
|
|
else TRACE("(%p %s,%s,%p) - CALL\n", module, debugstr_w(wm->ldr.BaseDllName.Buffer),
|
|
reason_names[reason], lpReserved );
|
|
|
|
retv = call_dll_entry_point( entry, module, reason, lpReserved );
|
|
|
|
/* The state of the module list may have changed due to the call
|
|
to the dll. We cannot assume that this module has not been
|
|
deleted. */
|
|
if (TRACE_ON(relay))
|
|
DPRINTF("%04lx:Ret PE DLL (proc=%p,module=%p %s,reason=%s,res=%p) retval=%x\n",
|
|
GetCurrentThreadId(), entry, module, debugstr_w(mod_name),
|
|
reason_names[reason], lpReserved, retv );
|
|
else TRACE("(%p,%s,%p) - RETURN %d\n", module, reason_names[reason], lpReserved, retv );
|
|
|
|
return retv;
|
|
}
|
|
|
|
|
|
/*************************************************************************
|
|
* process_attach
|
|
*
|
|
* Send the process attach notification to all DLLs the given module
|
|
* depends on (recursively). This is somewhat complicated due to the fact that
|
|
*
|
|
* - we have to respect the module dependencies, i.e. modules implicitly
|
|
* referenced by another module have to be initialized before the module
|
|
* itself can be initialized
|
|
*
|
|
* - the initialization routine of a DLL can itself call LoadLibrary,
|
|
* thereby introducing a whole new set of dependencies (even involving
|
|
* the 'old' modules) at any time during the whole process
|
|
*
|
|
* (Note that this routine can be recursively entered not only directly
|
|
* from itself, but also via LoadLibrary from one of the called initialization
|
|
* routines.)
|
|
*
|
|
* Furthermore, we need to rearrange the main WINE_MODREF list to allow
|
|
* the process *detach* notifications to be sent in the correct order.
|
|
* This must not only take into account module dependencies, but also
|
|
* 'hidden' dependencies created by modules calling LoadLibrary in their
|
|
* attach notification routine.
|
|
*
|
|
* The strategy is rather simple: we move a WINE_MODREF to the head of the
|
|
* list after the attach notification has returned. This implies that the
|
|
* detach notifications are called in the reverse of the sequence the attach
|
|
* notifications *returned*.
|
|
*
|
|
* The loader_section must be locked while calling this function.
|
|
*/
|
|
static NTSTATUS process_attach( WINE_MODREF *wm, LPVOID lpReserved )
|
|
{
|
|
NTSTATUS status = STATUS_SUCCESS;
|
|
int i;
|
|
|
|
/* prevent infinite recursion in case of cyclical dependencies */
|
|
if ( ( wm->ldr.Flags & LDR_LOAD_IN_PROGRESS )
|
|
|| ( wm->ldr.Flags & LDR_PROCESS_ATTACHED ) )
|
|
return status;
|
|
|
|
TRACE("(%s,%p) - START\n", debugstr_w(wm->ldr.BaseDllName.Buffer), lpReserved );
|
|
|
|
/* Tag current MODREF to prevent recursive loop */
|
|
wm->ldr.Flags |= LDR_LOAD_IN_PROGRESS;
|
|
|
|
/* Recursively attach all DLLs this one depends on */
|
|
for ( i = 0; i < wm->nDeps; i++ )
|
|
{
|
|
if (!wm->deps[i]) continue;
|
|
if ((status = process_attach( wm->deps[i], lpReserved )) != STATUS_SUCCESS) break;
|
|
}
|
|
|
|
/* Call DLL entry point */
|
|
if (status == STATUS_SUCCESS)
|
|
{
|
|
WINE_MODREF *prev = current_modref;
|
|
current_modref = wm;
|
|
if (MODULE_InitDLL( wm, DLL_PROCESS_ATTACH, lpReserved ))
|
|
wm->ldr.Flags |= LDR_PROCESS_ATTACHED;
|
|
else
|
|
status = STATUS_DLL_INIT_FAILED;
|
|
current_modref = prev;
|
|
}
|
|
|
|
InsertTailList(&NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList,
|
|
&wm->ldr.InInitializationOrderModuleList);
|
|
|
|
/* Remove recursion flag */
|
|
wm->ldr.Flags &= ~LDR_LOAD_IN_PROGRESS;
|
|
|
|
TRACE("(%s,%p) - END\n", debugstr_w(wm->ldr.BaseDllName.Buffer), lpReserved );
|
|
return status;
|
|
}
|
|
|
|
/*************************************************************************
|
|
* process_detach
|
|
*
|
|
* Send DLL process detach notifications. See the comment about calling
|
|
* sequence at process_attach. Unless the bForceDetach flag
|
|
* is set, only DLLs with zero refcount are notified.
|
|
*/
|
|
static void process_detach( BOOL bForceDetach, LPVOID lpReserved )
|
|
{
|
|
PLIST_ENTRY mark, entry;
|
|
PLDR_MODULE mod;
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
if (bForceDetach) process_detaching = 1;
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList;
|
|
do
|
|
{
|
|
for (entry = mark->Blink; entry != mark; entry = entry->Blink)
|
|
{
|
|
mod = CONTAINING_RECORD(entry, LDR_MODULE,
|
|
InInitializationOrderModuleList);
|
|
/* Check whether to detach this DLL */
|
|
if ( !(mod->Flags & LDR_PROCESS_ATTACHED) )
|
|
continue;
|
|
if ( mod->LoadCount && !bForceDetach )
|
|
continue;
|
|
|
|
/* Call detach notification */
|
|
mod->Flags &= ~LDR_PROCESS_ATTACHED;
|
|
MODULE_InitDLL( CONTAINING_RECORD(mod, WINE_MODREF, ldr),
|
|
DLL_PROCESS_DETACH, lpReserved );
|
|
|
|
/* Restart at head of WINE_MODREF list, as entries might have
|
|
been added and/or removed while performing the call ... */
|
|
break;
|
|
}
|
|
} while (entry != mark);
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
}
|
|
|
|
/*************************************************************************
|
|
* MODULE_DllThreadAttach
|
|
*
|
|
* Send DLL thread attach notifications. These are sent in the
|
|
* reverse sequence of process detach notification.
|
|
*
|
|
*/
|
|
NTSTATUS MODULE_DllThreadAttach( LPVOID lpReserved )
|
|
{
|
|
PLIST_ENTRY mark, entry;
|
|
PLDR_MODULE mod;
|
|
NTSTATUS status;
|
|
|
|
/* don't do any attach calls if process is exiting */
|
|
if (process_detaching) return STATUS_SUCCESS;
|
|
/* FIXME: there is still a race here */
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
if ((status = alloc_thread_tls()) != STATUS_SUCCESS) goto done;
|
|
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList;
|
|
for (entry = mark->Flink; entry != mark; entry = entry->Flink)
|
|
{
|
|
mod = CONTAINING_RECORD(entry, LDR_MODULE,
|
|
InInitializationOrderModuleList);
|
|
if ( !(mod->Flags & LDR_PROCESS_ATTACHED) )
|
|
continue;
|
|
if ( mod->Flags & LDR_NO_DLL_CALLS )
|
|
continue;
|
|
|
|
MODULE_InitDLL( CONTAINING_RECORD(mod, WINE_MODREF, ldr),
|
|
DLL_THREAD_ATTACH, lpReserved );
|
|
}
|
|
|
|
done:
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
return status;
|
|
}
|
|
|
|
/******************************************************************
|
|
* LdrDisableThreadCalloutsForDll (NTDLL.@)
|
|
*
|
|
*/
|
|
NTSTATUS WINAPI LdrDisableThreadCalloutsForDll(HMODULE hModule)
|
|
{
|
|
WINE_MODREF *wm;
|
|
NTSTATUS ret = STATUS_SUCCESS;
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
wm = get_modref( hModule );
|
|
if (!wm || wm->ldr.TlsIndex != -1)
|
|
ret = STATUS_DLL_NOT_FOUND;
|
|
else
|
|
wm->ldr.Flags |= LDR_NO_DLL_CALLS;
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
|
|
return ret;
|
|
}
|
|
|
|
/******************************************************************
|
|
* LdrFindEntryForAddress (NTDLL.@)
|
|
*
|
|
* The loader_section must be locked while calling this function
|
|
*/
|
|
NTSTATUS WINAPI LdrFindEntryForAddress(const void* addr, PLDR_MODULE* pmod)
|
|
{
|
|
PLIST_ENTRY mark, entry;
|
|
PLDR_MODULE mod;
|
|
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InMemoryOrderModuleList;
|
|
for (entry = mark->Flink; entry != mark; entry = entry->Flink)
|
|
{
|
|
mod = CONTAINING_RECORD(entry, LDR_MODULE, InMemoryOrderModuleList);
|
|
if ((const void *)mod->BaseAddress <= addr &&
|
|
(char *)addr < (char*)mod->BaseAddress + mod->SizeOfImage)
|
|
{
|
|
*pmod = mod;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
if ((const void *)mod->BaseAddress > addr) break;
|
|
}
|
|
return STATUS_NO_MORE_ENTRIES;
|
|
}
|
|
|
|
/******************************************************************
|
|
* LdrLockLoaderLock (NTDLL.@)
|
|
*
|
|
* Note: flags are not implemented.
|
|
* Flag 0x01 is used to raise exceptions on errors.
|
|
* Flag 0x02 is used to avoid waiting on the section (does RtlTryEnterCriticalSection instead).
|
|
*/
|
|
NTSTATUS WINAPI LdrLockLoaderLock( ULONG flags, ULONG *result, ULONG *magic )
|
|
{
|
|
if (flags) FIXME( "flags %lx not supported\n", flags );
|
|
|
|
if (result) *result = 1;
|
|
if (!magic) return STATUS_INVALID_PARAMETER_3;
|
|
RtlEnterCriticalSection( &loader_section );
|
|
*magic = GetCurrentThreadId();
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
/******************************************************************
|
|
* LdrUnlockLoaderUnlock (NTDLL.@)
|
|
*/
|
|
NTSTATUS WINAPI LdrUnlockLoaderLock( ULONG flags, ULONG magic )
|
|
{
|
|
if (magic)
|
|
{
|
|
if (magic != GetCurrentThreadId()) return STATUS_INVALID_PARAMETER_2;
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
}
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
/******************************************************************
|
|
* LdrGetDllHandle (NTDLL.@)
|
|
*/
|
|
NTSTATUS WINAPI LdrGetDllHandle(ULONG x, ULONG y, const UNICODE_STRING *name, HMODULE *base)
|
|
{
|
|
NTSTATUS status = STATUS_DLL_NOT_FOUND;
|
|
WCHAR dllname[MAX_PATH+4], *p;
|
|
UNICODE_STRING str;
|
|
PLIST_ENTRY mark, entry;
|
|
PLDR_MODULE mod;
|
|
|
|
if (x != 0 || y != 0)
|
|
FIXME("Unknown behavior, please report\n");
|
|
|
|
/* Append .DLL to name if no extension present */
|
|
if (!(p = strrchrW( name->Buffer, '.')) || strchrW( p, '/' ) || strchrW( p, '\\'))
|
|
{
|
|
if (name->Length >= MAX_PATH) return STATUS_NAME_TOO_LONG;
|
|
strcpyW( dllname, name->Buffer );
|
|
strcatW( dllname, dllW );
|
|
RtlInitUnicodeString( &str, dllname );
|
|
name = &str;
|
|
}
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
if (cached_modref)
|
|
{
|
|
if (RtlEqualUnicodeString( name, &cached_modref->ldr.FullDllName, TRUE ) ||
|
|
RtlEqualUnicodeString( name, &cached_modref->ldr.BaseDllName, TRUE ))
|
|
{
|
|
*base = cached_modref->ldr.BaseAddress;
|
|
status = STATUS_SUCCESS;
|
|
goto done;
|
|
}
|
|
}
|
|
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
|
|
for (entry = mark->Flink; entry != mark; entry = entry->Flink)
|
|
{
|
|
mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
|
|
|
|
if (RtlEqualUnicodeString( name, &mod->FullDllName, TRUE ) ||
|
|
RtlEqualUnicodeString( name, &mod->BaseDllName, TRUE ))
|
|
{
|
|
cached_modref = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
|
|
*base = mod->BaseAddress;
|
|
status = STATUS_SUCCESS;
|
|
break;
|
|
}
|
|
}
|
|
done:
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
TRACE("%lx %lx %s -> %p\n", x, y, debugstr_us(name), status ? NULL : *base);
|
|
return status;
|
|
}
|
|
|
|
|
|
/******************************************************************
|
|
* LdrGetProcedureAddress (NTDLL.@)
|
|
*/
|
|
NTSTATUS WINAPI LdrGetProcedureAddress(HMODULE module, const ANSI_STRING *name,
|
|
ULONG ord, PVOID *address)
|
|
{
|
|
IMAGE_EXPORT_DIRECTORY *exports;
|
|
DWORD exp_size;
|
|
NTSTATUS ret = STATUS_PROCEDURE_NOT_FOUND;
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
if ((exports = RtlImageDirectoryEntryToData( module, TRUE,
|
|
IMAGE_DIRECTORY_ENTRY_EXPORT, &exp_size )))
|
|
{
|
|
void *proc = name ? find_named_export( module, exports, exp_size, name->Buffer, -1 )
|
|
: find_ordinal_export( module, exports, exp_size, ord - exports->Base );
|
|
if (proc)
|
|
{
|
|
*address = proc;
|
|
ret = STATUS_SUCCESS;
|
|
}
|
|
}
|
|
else
|
|
{
|
|
/* check if the module itself is invalid to return the proper error */
|
|
if (!get_modref( module )) ret = STATUS_DLL_NOT_FOUND;
|
|
}
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
return ret;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* load_builtin_callback
|
|
*
|
|
* Load a library in memory; callback function for wine_dll_register
|
|
*/
|
|
static void load_builtin_callback( void *module, const char *filename )
|
|
{
|
|
static const WCHAR emptyW[1];
|
|
void *addr;
|
|
IMAGE_NT_HEADERS *nt;
|
|
WINE_MODREF *wm;
|
|
WCHAR *fullname, *p;
|
|
const WCHAR *load_path;
|
|
|
|
if (!module)
|
|
{
|
|
ERR("could not map image for %s\n", filename ? filename : "main exe" );
|
|
return;
|
|
}
|
|
if (!(nt = RtlImageNtHeader( module )))
|
|
{
|
|
ERR( "bad module for %s\n", filename ? filename : "main exe" );
|
|
builtin_load_info->status = STATUS_INVALID_IMAGE_FORMAT;
|
|
return;
|
|
}
|
|
if (!(nt->FileHeader.Characteristics & IMAGE_FILE_DLL))
|
|
{
|
|
/* if we already have an executable, ignore this one */
|
|
if (!NtCurrentTeb()->Peb->ImageBaseAddress)
|
|
{
|
|
NtCurrentTeb()->Peb->ImageBaseAddress = module;
|
|
return; /* don't create the modref here, will be done later on */
|
|
}
|
|
}
|
|
|
|
/* create the MODREF */
|
|
|
|
if (!(fullname = RtlAllocateHeap( GetProcessHeap(), 0,
|
|
system_dir.MaximumLength + (strlen(filename) + 1) * sizeof(WCHAR) )))
|
|
{
|
|
ERR( "can't load %s\n", filename );
|
|
builtin_load_info->status = STATUS_NO_MEMORY;
|
|
return;
|
|
}
|
|
memcpy( fullname, system_dir.Buffer, system_dir.Length );
|
|
p = fullname + system_dir.Length / sizeof(WCHAR);
|
|
if (p > fullname && p[-1] != '\\') *p++ = '\\';
|
|
ascii_to_unicode( p, filename, strlen(filename) + 1 );
|
|
|
|
wm = alloc_module( module, fullname );
|
|
RtlFreeHeap( GetProcessHeap(), 0, fullname );
|
|
if (!wm)
|
|
{
|
|
ERR( "can't load %s\n", filename );
|
|
builtin_load_info->status = STATUS_NO_MEMORY;
|
|
return;
|
|
}
|
|
wm->ldr.Flags |= LDR_WINE_INTERNAL;
|
|
NtAllocateVirtualMemory( GetCurrentProcess(), &addr, module, &nt->OptionalHeader.SizeOfImage,
|
|
MEM_SYSTEM | MEM_IMAGE, PAGE_EXECUTE_WRITECOPY );
|
|
|
|
/* fixup imports */
|
|
|
|
load_path = builtin_load_info->load_path;
|
|
if (!load_path) load_path = NtCurrentTeb()->Peb->ProcessParameters->DllPath.Buffer;
|
|
if (!load_path) load_path = emptyW;
|
|
if (fixup_imports( wm, load_path ) != STATUS_SUCCESS)
|
|
{
|
|
/* the module has only be inserted in the load & memory order lists */
|
|
RemoveEntryList(&wm->ldr.InLoadOrderModuleList);
|
|
RemoveEntryList(&wm->ldr.InMemoryOrderModuleList);
|
|
/* FIXME: free the modref */
|
|
builtin_load_info->status = STATUS_DLL_NOT_FOUND;
|
|
return;
|
|
}
|
|
builtin_load_info->wm = wm;
|
|
TRACE( "loaded %s %p %p\n", filename, wm, module );
|
|
|
|
/* send the DLL load event */
|
|
|
|
SERVER_START_REQ( load_dll )
|
|
{
|
|
req->handle = 0;
|
|
req->base = module;
|
|
req->size = nt->OptionalHeader.SizeOfImage;
|
|
req->dbg_offset = nt->FileHeader.PointerToSymbolTable;
|
|
req->dbg_size = nt->FileHeader.NumberOfSymbols;
|
|
req->name = &wm->ldr.FullDllName.Buffer;
|
|
wine_server_add_data( req, wm->ldr.FullDllName.Buffer, wm->ldr.FullDllName.Length );
|
|
wine_server_call( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
/* setup relay debugging entry points */
|
|
if (TRACE_ON(relay)) RELAY_SetupDLL( module );
|
|
}
|
|
|
|
|
|
/******************************************************************************
|
|
* load_native_dll (internal)
|
|
*/
|
|
static NTSTATUS load_native_dll( LPCWSTR load_path, LPCWSTR name, HANDLE file,
|
|
DWORD flags, WINE_MODREF** pwm )
|
|
{
|
|
void *module;
|
|
HANDLE mapping;
|
|
OBJECT_ATTRIBUTES attr;
|
|
LARGE_INTEGER size;
|
|
IMAGE_NT_HEADERS *nt;
|
|
DWORD len = 0;
|
|
WINE_MODREF *wm;
|
|
NTSTATUS status;
|
|
|
|
TRACE( "loading %s\n", debugstr_w(name) );
|
|
|
|
attr.Length = sizeof(attr);
|
|
attr.RootDirectory = 0;
|
|
attr.ObjectName = NULL;
|
|
attr.Attributes = 0;
|
|
attr.SecurityDescriptor = NULL;
|
|
attr.SecurityQualityOfService = NULL;
|
|
size.QuadPart = 0;
|
|
|
|
status = NtCreateSection( &mapping, STANDARD_RIGHTS_REQUIRED | SECTION_QUERY | SECTION_MAP_READ,
|
|
&attr, &size, 0, SEC_IMAGE, file );
|
|
if (status != STATUS_SUCCESS) return status;
|
|
|
|
module = NULL;
|
|
status = NtMapViewOfSection( mapping, GetCurrentProcess(),
|
|
&module, 0, 0, &size, &len, ViewShare, 0, PAGE_READONLY );
|
|
NtClose( mapping );
|
|
if (status != STATUS_SUCCESS) return status;
|
|
|
|
/* create the MODREF */
|
|
|
|
if (!(wm = alloc_module( module, name ))) return STATUS_NO_MEMORY;
|
|
|
|
/* fixup imports */
|
|
|
|
if (!(flags & DONT_RESOLVE_DLL_REFERENCES))
|
|
{
|
|
if ((status = fixup_imports( wm, load_path )) != STATUS_SUCCESS)
|
|
{
|
|
/* the module has only be inserted in the load & memory order lists */
|
|
RemoveEntryList(&wm->ldr.InLoadOrderModuleList);
|
|
RemoveEntryList(&wm->ldr.InMemoryOrderModuleList);
|
|
|
|
/* FIXME: there are several more dangling references
|
|
* left. Including dlls loaded by this dll before the
|
|
* failed one. Unrolling is rather difficult with the
|
|
* current structure and we can leave them lying
|
|
* around with no problems, so we don't care.
|
|
* As these might reference our wm, we don't free it.
|
|
*/
|
|
return status;
|
|
}
|
|
}
|
|
else wm->ldr.Flags |= LDR_DONT_RESOLVE_REFS;
|
|
|
|
/* send DLL load event */
|
|
|
|
nt = RtlImageNtHeader( module );
|
|
|
|
/* don't keep the file open if the mapping is from removable media */
|
|
if (!VIRTUAL_HasMapping( module )) file = 0;
|
|
|
|
SERVER_START_REQ( load_dll )
|
|
{
|
|
req->handle = file;
|
|
req->base = module;
|
|
req->size = nt->OptionalHeader.SizeOfImage;
|
|
req->dbg_offset = nt->FileHeader.PointerToSymbolTable;
|
|
req->dbg_size = nt->FileHeader.NumberOfSymbols;
|
|
req->name = &wm->ldr.FullDllName.Buffer;
|
|
wine_server_add_data( req, wm->ldr.FullDllName.Buffer, wm->ldr.FullDllName.Length );
|
|
wine_server_call( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
if (TRACE_ON(snoop)) SNOOP_SetupDLL( module );
|
|
|
|
*pwm = wm;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* load_builtin_dll
|
|
*/
|
|
static NTSTATUS load_builtin_dll( LPCWSTR load_path, LPCWSTR path, DWORD flags, WINE_MODREF** pwm )
|
|
{
|
|
char error[256], dllname[MAX_PATH];
|
|
int file_exists;
|
|
const WCHAR *name, *p;
|
|
DWORD len, i;
|
|
void *handle;
|
|
struct builtin_load_info info, *prev_info;
|
|
|
|
/* Fix the name in case we have a full path and extension */
|
|
name = path;
|
|
if ((p = strrchrW( name, '\\' ))) name = p + 1;
|
|
if ((p = strrchrW( name, '/' ))) name = p + 1;
|
|
|
|
/* we don't want to depend on the current codepage here */
|
|
len = strlenW( name ) + 1;
|
|
if (len >= sizeof(dllname)) return STATUS_NAME_TOO_LONG;
|
|
for (i = 0; i < len; i++)
|
|
{
|
|
if (name[i] > 127) return STATUS_DLL_NOT_FOUND;
|
|
dllname[i] = (char)name[i];
|
|
if (dllname[i] >= 'A' && dllname[i] <= 'Z') dllname[i] += 'a' - 'A';
|
|
}
|
|
|
|
/* load_library will modify info.status. Note also that load_library can be
|
|
* called several times, if the .so file we're loading has dependencies.
|
|
* info.status will gather all the errors we may get while loading all these
|
|
* libraries
|
|
*/
|
|
info.load_path = load_path;
|
|
info.status = STATUS_SUCCESS;
|
|
info.wm = NULL;
|
|
prev_info = builtin_load_info;
|
|
builtin_load_info = &info;
|
|
handle = wine_dll_load( dllname, error, sizeof(error), &file_exists );
|
|
builtin_load_info = prev_info;
|
|
|
|
if (!handle)
|
|
{
|
|
if (!file_exists)
|
|
{
|
|
/* The file does not exist -> WARN() */
|
|
WARN("cannot open .so lib for builtin %s: %s\n", debugstr_w(name), error);
|
|
return STATUS_DLL_NOT_FOUND;
|
|
}
|
|
/* ERR() for all other errors (missing functions, ...) */
|
|
ERR("failed to load .so lib for builtin %s: %s\n", debugstr_w(name), error );
|
|
return STATUS_PROCEDURE_NOT_FOUND;
|
|
}
|
|
if (info.status != STATUS_SUCCESS) return info.status;
|
|
|
|
if (!info.wm)
|
|
{
|
|
/* The constructor wasn't called, this means the .so is already
|
|
* loaded under a different name. We can't support multiple names
|
|
* for the same module, so return an error. */
|
|
return STATUS_INVALID_IMAGE_FORMAT;
|
|
}
|
|
|
|
info.wm->ldr.SectionHandle = handle;
|
|
if (strcmpiW( info.wm->ldr.BaseDllName.Buffer, name ))
|
|
{
|
|
ERR( "loaded .so for %s but got %s instead - probably 16-bit dll\n",
|
|
debugstr_w(name), debugstr_w(info.wm->ldr.BaseDllName.Buffer) );
|
|
/* wine_dll_unload( handle );*/
|
|
return STATUS_INVALID_IMAGE_FORMAT;
|
|
}
|
|
*pwm = info.wm;
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* find_dll_file
|
|
*
|
|
* Find the file (or already loaded module) for a given dll name.
|
|
*/
|
|
static NTSTATUS find_dll_file( const WCHAR *load_path, const WCHAR *libname,
|
|
WCHAR *filename, ULONG *size, WINE_MODREF **pwm, HANDLE *handle )
|
|
{
|
|
WCHAR *file_part, *ext;
|
|
ULONG len;
|
|
|
|
if (RtlDetermineDosPathNameType_U( libname ) == RELATIVE_PATH)
|
|
{
|
|
/* we need to search for it */
|
|
/* but first append .dll because RtlDosSearchPath extension handling is broken */
|
|
if (!(ext = strrchrW( libname, '.')) || strchrW( ext, '/' ) || strchrW( ext, '\\'))
|
|
{
|
|
WCHAR *dllname;
|
|
|
|
if (!(dllname = RtlAllocateHeap( GetProcessHeap(), 0,
|
|
(strlenW(libname) * sizeof(WCHAR)) + sizeof(dllW) )))
|
|
return STATUS_NO_MEMORY;
|
|
strcpyW( dllname, libname );
|
|
strcatW( dllname, dllW );
|
|
len = RtlDosSearchPath_U( load_path, dllname, NULL, *size, filename, &file_part );
|
|
RtlFreeHeap( GetProcessHeap(), 0, dllname );
|
|
}
|
|
else len = RtlDosSearchPath_U( load_path, libname, NULL, *size, filename, &file_part );
|
|
|
|
if (len)
|
|
{
|
|
if (len >= *size)
|
|
{
|
|
*size = len + sizeof(WCHAR);
|
|
return STATUS_BUFFER_TOO_SMALL;
|
|
}
|
|
if ((*pwm = find_fullname_module( filename )) != NULL) return STATUS_SUCCESS;
|
|
|
|
/* check for already loaded module in a different path */
|
|
if (!contains_path( libname ))
|
|
{
|
|
if ((*pwm = find_basename_module( file_part )) != NULL) return STATUS_SUCCESS;
|
|
}
|
|
*handle = pCreateFileW( filename, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
/* not found */
|
|
|
|
if (!contains_path( libname ))
|
|
{
|
|
/* if libname doesn't contain a path at all, we simply return the name as is,
|
|
* to be loaded as builtin */
|
|
len = strlenW(libname) * sizeof(WCHAR);
|
|
if (len >= *size) goto overflow;
|
|
strcpyW( filename, libname );
|
|
if (!strchrW( filename, '.' ))
|
|
{
|
|
len += sizeof(dllW) - sizeof(WCHAR);
|
|
if (len >= *size) goto overflow;
|
|
strcatW( filename, dllW );
|
|
}
|
|
*pwm = find_basename_module( filename );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
}
|
|
|
|
/* absolute path name, or relative path name but not found above */
|
|
|
|
len = RtlGetFullPathName_U( libname, *size, filename, &file_part );
|
|
if (len >= *size) goto overflow;
|
|
if (file_part && !strchrW( file_part, '.' ))
|
|
{
|
|
len += sizeof(dllW) - sizeof(WCHAR);
|
|
if (len >= *size) goto overflow;
|
|
strcatW( file_part, dllW );
|
|
}
|
|
if ((*pwm = find_fullname_module( filename )) != NULL) return STATUS_SUCCESS;
|
|
*handle = pCreateFileW( filename, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, 0 );
|
|
return STATUS_SUCCESS;
|
|
|
|
overflow:
|
|
*size = len + sizeof(WCHAR);
|
|
return STATUS_BUFFER_TOO_SMALL;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* load_dll (internal)
|
|
*
|
|
* Load a PE style module according to the load order.
|
|
* The loader_section must be locked while calling this function.
|
|
*/
|
|
static NTSTATUS load_dll( LPCWSTR load_path, LPCWSTR libname, DWORD flags, WINE_MODREF** pwm )
|
|
{
|
|
int i;
|
|
enum loadorder_type loadorder[LOADORDER_NTYPES];
|
|
WCHAR buffer[32];
|
|
WCHAR *filename;
|
|
ULONG size;
|
|
const char *filetype = "";
|
|
WINE_MODREF *main_exe;
|
|
HANDLE handle = INVALID_HANDLE_VALUE;
|
|
NTSTATUS nts;
|
|
|
|
TRACE( "looking for %s in %s\n", debugstr_w(libname), debugstr_w(load_path) );
|
|
|
|
filename = buffer;
|
|
size = sizeof(buffer);
|
|
for (;;)
|
|
{
|
|
nts = find_dll_file( load_path, libname, filename, &size, pwm, &handle );
|
|
if (nts == STATUS_SUCCESS) break;
|
|
if (filename != buffer) RtlFreeHeap( GetProcessHeap(), 0, filename );
|
|
if (nts != STATUS_BUFFER_TOO_SMALL) return nts;
|
|
/* grow the buffer and retry */
|
|
if (!(filename = RtlAllocateHeap( GetProcessHeap(), 0, size ))) return STATUS_NO_MEMORY;
|
|
}
|
|
|
|
if (*pwm) /* found already loaded module */
|
|
{
|
|
if ((*pwm)->ldr.LoadCount != -1) (*pwm)->ldr.LoadCount++;
|
|
|
|
if (((*pwm)->ldr.Flags & LDR_DONT_RESOLVE_REFS) &&
|
|
!(flags & DONT_RESOLVE_DLL_REFERENCES))
|
|
{
|
|
(*pwm)->ldr.Flags &= ~LDR_DONT_RESOLVE_REFS;
|
|
fixup_imports( *pwm, load_path );
|
|
}
|
|
TRACE("Found loaded module %s for %s at %p, count=%d\n",
|
|
debugstr_w((*pwm)->ldr.FullDllName.Buffer), debugstr_w(libname),
|
|
(*pwm)->ldr.BaseAddress, (*pwm)->ldr.LoadCount);
|
|
if (filename != buffer) RtlFreeHeap( GetProcessHeap(), 0, filename );
|
|
return STATUS_SUCCESS;
|
|
}
|
|
|
|
main_exe = get_modref( NtCurrentTeb()->Peb->ImageBaseAddress );
|
|
MODULE_GetLoadOrderW( loadorder, main_exe ? main_exe->ldr.BaseDllName.Buffer : NULL, filename );
|
|
|
|
nts = STATUS_DLL_NOT_FOUND;
|
|
for (i = 0; i < LOADORDER_NTYPES; i++)
|
|
{
|
|
if (loadorder[i] == LOADORDER_INVALID) break;
|
|
|
|
switch (loadorder[i])
|
|
{
|
|
case LOADORDER_DLL:
|
|
TRACE("Trying native dll %s\n", debugstr_w(filename));
|
|
if (handle == INVALID_HANDLE_VALUE) continue; /* it cannot possibly be loaded */
|
|
nts = load_native_dll( load_path, filename, handle, flags, pwm );
|
|
filetype = "native";
|
|
break;
|
|
case LOADORDER_BI:
|
|
TRACE("Trying built-in %s\n", debugstr_w(filename));
|
|
nts = load_builtin_dll( load_path, filename, flags, pwm );
|
|
filetype = "builtin";
|
|
break;
|
|
default:
|
|
nts = STATUS_INTERNAL_ERROR;
|
|
break;
|
|
}
|
|
|
|
if (nts == STATUS_SUCCESS)
|
|
{
|
|
/* Initialize DLL just loaded */
|
|
TRACE("Loaded module %s (%s) at %p\n",
|
|
debugstr_w(filename), filetype, (*pwm)->ldr.BaseAddress);
|
|
if (!TRACE_ON(module))
|
|
TRACE_(loaddll)("Loaded module %s : %s\n", debugstr_w(filename), filetype);
|
|
/* Set the ldr.LoadCount here so that an attach failure will */
|
|
/* decrement the dependencies through the MODULE_FreeLibrary call. */
|
|
(*pwm)->ldr.LoadCount = 1;
|
|
if (handle != INVALID_HANDLE_VALUE) NtClose( handle );
|
|
if (filename != buffer) RtlFreeHeap( GetProcessHeap(), 0, filename );
|
|
return nts;
|
|
}
|
|
if (nts != STATUS_DLL_NOT_FOUND) break;
|
|
}
|
|
|
|
WARN("Failed to load module %s; status=%lx\n", debugstr_w(libname), nts);
|
|
if (handle != INVALID_HANDLE_VALUE) NtClose( handle );
|
|
if (filename != buffer) RtlFreeHeap( GetProcessHeap(), 0, filename );
|
|
return nts;
|
|
}
|
|
|
|
/******************************************************************
|
|
* LdrLoadDll (NTDLL.@)
|
|
*/
|
|
NTSTATUS WINAPI LdrLoadDll(LPCWSTR path_name, DWORD flags,
|
|
const UNICODE_STRING *libname, HMODULE* hModule)
|
|
{
|
|
WINE_MODREF *wm;
|
|
NTSTATUS nts;
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
if (!path_name) path_name = NtCurrentTeb()->Peb->ProcessParameters->DllPath.Buffer;
|
|
nts = load_dll( path_name, libname->Buffer, flags, &wm );
|
|
|
|
if (nts == STATUS_SUCCESS && !(wm->ldr.Flags & LDR_DONT_RESOLVE_REFS))
|
|
{
|
|
nts = process_attach( wm, NULL );
|
|
if (nts != STATUS_SUCCESS)
|
|
{
|
|
WARN("Attach failed for module %s\n", debugstr_w(libname->Buffer));
|
|
LdrUnloadDll(wm->ldr.BaseAddress);
|
|
wm = NULL;
|
|
}
|
|
}
|
|
*hModule = (wm) ? wm->ldr.BaseAddress : NULL;
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
return nts;
|
|
}
|
|
|
|
/******************************************************************
|
|
* LdrQueryProcessModuleInformation
|
|
*
|
|
*/
|
|
NTSTATUS WINAPI LdrQueryProcessModuleInformation(PSYSTEM_MODULE_INFORMATION smi,
|
|
ULONG buf_size, ULONG* req_size)
|
|
{
|
|
SYSTEM_MODULE* sm = &smi->Modules[0];
|
|
ULONG size = sizeof(ULONG);
|
|
NTSTATUS nts = STATUS_SUCCESS;
|
|
ANSI_STRING str;
|
|
char* ptr;
|
|
PLIST_ENTRY mark, entry;
|
|
PLDR_MODULE mod;
|
|
|
|
smi->ModulesCount = 0;
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
|
|
for (entry = mark->Flink; entry != mark; entry = entry->Flink)
|
|
{
|
|
mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
|
|
size += sizeof(*sm);
|
|
if (size <= buf_size)
|
|
{
|
|
sm->Reserved1 = 0; /* FIXME */
|
|
sm->Reserved2 = 0; /* FIXME */
|
|
sm->ImageBaseAddress = mod->BaseAddress;
|
|
sm->ImageSize = mod->SizeOfImage;
|
|
sm->Flags = mod->Flags;
|
|
sm->Id = 0; /* FIXME */
|
|
sm->Rank = 0; /* FIXME */
|
|
sm->Unknown = 0; /* FIXME */
|
|
str.Length = 0;
|
|
str.MaximumLength = MAXIMUM_FILENAME_LENGTH;
|
|
str.Buffer = sm->Name;
|
|
RtlUnicodeStringToAnsiString(&str, &mod->FullDllName, FALSE);
|
|
ptr = strrchr(sm->Name, '\\');
|
|
sm->NameOffset = (ptr != NULL) ? (ptr - (char*)sm->Name + 1) : 0;
|
|
|
|
smi->ModulesCount++;
|
|
sm++;
|
|
}
|
|
else nts = STATUS_INFO_LENGTH_MISMATCH;
|
|
}
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
|
|
if (req_size) *req_size = size;
|
|
|
|
return nts;
|
|
}
|
|
|
|
/******************************************************************
|
|
* LdrShutdownProcess (NTDLL.@)
|
|
*
|
|
*/
|
|
void WINAPI LdrShutdownProcess(void)
|
|
{
|
|
TRACE("()\n");
|
|
process_detach( TRUE, (LPVOID)1 );
|
|
}
|
|
|
|
/******************************************************************
|
|
* LdrShutdownThread (NTDLL.@)
|
|
*
|
|
*/
|
|
void WINAPI LdrShutdownThread(void)
|
|
{
|
|
PLIST_ENTRY mark, entry;
|
|
PLDR_MODULE mod;
|
|
|
|
TRACE("()\n");
|
|
|
|
/* don't do any detach calls if process is exiting */
|
|
if (process_detaching) return;
|
|
/* FIXME: there is still a race here */
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList;
|
|
for (entry = mark->Blink; entry != mark; entry = entry->Blink)
|
|
{
|
|
mod = CONTAINING_RECORD(entry, LDR_MODULE,
|
|
InInitializationOrderModuleList);
|
|
if ( !(mod->Flags & LDR_PROCESS_ATTACHED) )
|
|
continue;
|
|
if ( mod->Flags & LDR_NO_DLL_CALLS )
|
|
continue;
|
|
|
|
MODULE_InitDLL( CONTAINING_RECORD(mod, WINE_MODREF, ldr),
|
|
DLL_THREAD_DETACH, NULL );
|
|
}
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MODULE_FlushModrefs
|
|
*
|
|
* Remove all unused modrefs and call the internal unloading routines
|
|
* for the library type.
|
|
*
|
|
* The loader_section must be locked while calling this function.
|
|
*/
|
|
static void MODULE_FlushModrefs(void)
|
|
{
|
|
PLIST_ENTRY mark, entry, prev;
|
|
PLDR_MODULE mod;
|
|
WINE_MODREF*wm;
|
|
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InInitializationOrderModuleList;
|
|
for (entry = mark->Blink; entry != mark; entry = prev)
|
|
{
|
|
mod = CONTAINING_RECORD(entry, LDR_MODULE,
|
|
InInitializationOrderModuleList);
|
|
wm = CONTAINING_RECORD(mod, WINE_MODREF, ldr);
|
|
|
|
prev = entry->Blink;
|
|
if (mod->LoadCount) continue;
|
|
|
|
RemoveEntryList(&mod->InLoadOrderModuleList);
|
|
RemoveEntryList(&mod->InMemoryOrderModuleList);
|
|
RemoveEntryList(&mod->InInitializationOrderModuleList);
|
|
|
|
TRACE(" unloading %s\n", debugstr_w(mod->FullDllName.Buffer));
|
|
if (!TRACE_ON(module))
|
|
TRACE_(loaddll)("Unloaded module %s : %s\n",
|
|
debugstr_w(mod->FullDllName.Buffer),
|
|
(wm->ldr.Flags & LDR_WINE_INTERNAL) ? "builtin" : "native" );
|
|
|
|
SERVER_START_REQ( unload_dll )
|
|
{
|
|
req->base = mod->BaseAddress;
|
|
wine_server_call( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
if (wm->ldr.Flags & LDR_WINE_INTERNAL) wine_dll_unload( wm->ldr.SectionHandle );
|
|
NtUnmapViewOfSection( GetCurrentProcess(), mod->BaseAddress );
|
|
if (cached_modref == wm) cached_modref = NULL;
|
|
RtlFreeUnicodeString( &mod->FullDllName );
|
|
RtlFreeHeap( GetProcessHeap(), 0, wm->deps );
|
|
RtlFreeHeap( GetProcessHeap(), 0, wm );
|
|
}
|
|
}
|
|
|
|
/***********************************************************************
|
|
* MODULE_DecRefCount
|
|
*
|
|
* The loader_section must be locked while calling this function.
|
|
*/
|
|
static void MODULE_DecRefCount( WINE_MODREF *wm )
|
|
{
|
|
int i;
|
|
|
|
if ( wm->ldr.Flags & LDR_UNLOAD_IN_PROGRESS )
|
|
return;
|
|
|
|
if ( wm->ldr.LoadCount <= 0 )
|
|
return;
|
|
|
|
--wm->ldr.LoadCount;
|
|
TRACE("(%s) ldr.LoadCount: %d\n", debugstr_w(wm->ldr.BaseDllName.Buffer), wm->ldr.LoadCount );
|
|
|
|
if ( wm->ldr.LoadCount == 0 )
|
|
{
|
|
wm->ldr.Flags |= LDR_UNLOAD_IN_PROGRESS;
|
|
|
|
for ( i = 0; i < wm->nDeps; i++ )
|
|
if ( wm->deps[i] )
|
|
MODULE_DecRefCount( wm->deps[i] );
|
|
|
|
wm->ldr.Flags &= ~LDR_UNLOAD_IN_PROGRESS;
|
|
}
|
|
}
|
|
|
|
/******************************************************************
|
|
* LdrUnloadDll (NTDLL.@)
|
|
*
|
|
*
|
|
*/
|
|
NTSTATUS WINAPI LdrUnloadDll( HMODULE hModule )
|
|
{
|
|
NTSTATUS retv = STATUS_SUCCESS;
|
|
|
|
TRACE("(%p)\n", hModule);
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
/* if we're stopping the whole process (and forcing the removal of all
|
|
* DLLs) the library will be freed anyway
|
|
*/
|
|
if (!process_detaching)
|
|
{
|
|
WINE_MODREF *wm;
|
|
|
|
free_lib_count++;
|
|
if ((wm = get_modref( hModule )) != NULL)
|
|
{
|
|
TRACE("(%s) - START\n", debugstr_w(wm->ldr.BaseDllName.Buffer));
|
|
|
|
/* Recursively decrement reference counts */
|
|
MODULE_DecRefCount( wm );
|
|
|
|
/* Call process detach notifications */
|
|
if ( free_lib_count <= 1 )
|
|
{
|
|
process_detach( FALSE, NULL );
|
|
MODULE_FlushModrefs();
|
|
}
|
|
|
|
TRACE("END\n");
|
|
}
|
|
else
|
|
retv = STATUS_DLL_NOT_FOUND;
|
|
|
|
free_lib_count--;
|
|
}
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
|
|
return retv;
|
|
}
|
|
|
|
/***********************************************************************
|
|
* RtlImageNtHeader (NTDLL.@)
|
|
*/
|
|
PIMAGE_NT_HEADERS WINAPI RtlImageNtHeader(HMODULE hModule)
|
|
{
|
|
IMAGE_NT_HEADERS *ret;
|
|
|
|
__TRY
|
|
{
|
|
IMAGE_DOS_HEADER *dos = (IMAGE_DOS_HEADER *)hModule;
|
|
|
|
ret = NULL;
|
|
if (dos->e_magic == IMAGE_DOS_SIGNATURE)
|
|
{
|
|
ret = (IMAGE_NT_HEADERS *)((char *)dos + dos->e_lfanew);
|
|
if (ret->Signature != IMAGE_NT_SIGNATURE) ret = NULL;
|
|
}
|
|
}
|
|
__EXCEPT(page_fault)
|
|
{
|
|
return NULL;
|
|
}
|
|
__ENDTRY
|
|
return ret;
|
|
}
|
|
|
|
|
|
/******************************************************************
|
|
* init_system_dir
|
|
*
|
|
* System dir initialization once kernel32 has been loaded.
|
|
*/
|
|
static inline void init_system_dir(void)
|
|
{
|
|
PLIST_ENTRY mark, entry;
|
|
LPWSTR buffer, p;
|
|
|
|
if (!MODULE_GetSystemDirectory( &system_dir ))
|
|
{
|
|
ERR( "Couldn't get system dir\n");
|
|
exit(1);
|
|
}
|
|
|
|
/* prepend the system dir to the name of the already created modules */
|
|
mark = &NtCurrentTeb()->Peb->LdrData->InLoadOrderModuleList;
|
|
for (entry = mark->Flink; entry != mark; entry = entry->Flink)
|
|
{
|
|
LDR_MODULE *mod = CONTAINING_RECORD( entry, LDR_MODULE, InLoadOrderModuleList );
|
|
|
|
assert( mod->Flags & LDR_WINE_INTERNAL );
|
|
|
|
buffer = RtlAllocateHeap( GetProcessHeap(), 0,
|
|
system_dir.Length + mod->FullDllName.Length + 2*sizeof(WCHAR) );
|
|
if (!buffer) continue;
|
|
strcpyW( buffer, system_dir.Buffer );
|
|
p = buffer + strlenW( buffer );
|
|
if (p > buffer && p[-1] != '\\') *p++ = '\\';
|
|
strcpyW( p, mod->FullDllName.Buffer );
|
|
RtlInitUnicodeString( &mod->FullDllName, buffer );
|
|
RtlInitUnicodeString( &mod->BaseDllName, p );
|
|
}
|
|
}
|
|
|
|
|
|
/******************************************************************
|
|
* LdrInitializeThunk (NTDLL.@)
|
|
*
|
|
* FIXME: the arguments are not correct, main_file is a Wine invention.
|
|
*/
|
|
void WINAPI LdrInitializeThunk( HANDLE main_file, ULONG unknown2, ULONG unknown3, ULONG unknown4 )
|
|
{
|
|
NTSTATUS status;
|
|
WINE_MODREF *wm;
|
|
LPCWSTR load_path;
|
|
PEB *peb = NtCurrentTeb()->Peb;
|
|
UNICODE_STRING *main_exe_name = &peb->ProcessParameters->ImagePathName;
|
|
IMAGE_NT_HEADERS *nt = RtlImageNtHeader( peb->ImageBaseAddress );
|
|
|
|
init_system_dir();
|
|
|
|
/* allocate the modref for the main exe */
|
|
if (!(wm = alloc_module( peb->ImageBaseAddress, main_exe_name->Buffer )))
|
|
{
|
|
status = STATUS_NO_MEMORY;
|
|
goto error;
|
|
}
|
|
wm->ldr.LoadCount = -1; /* can't unload main exe */
|
|
|
|
/* the main exe needs to be the first in the load order list */
|
|
RemoveEntryList( &wm->ldr.InLoadOrderModuleList );
|
|
InsertHeadList( &peb->LdrData->InLoadOrderModuleList, &wm->ldr.InLoadOrderModuleList );
|
|
|
|
/* Install signal handlers; this cannot be done before, since we cannot
|
|
* send exceptions to the debugger before the create process event that
|
|
* is sent by REQ_INIT_PROCESS_DONE.
|
|
* We do need the handlers in place by the time the request is over, so
|
|
* we set them up here. If we segfault between here and the server call
|
|
* something is very wrong... */
|
|
if (!SIGNAL_Init()) exit(1);
|
|
|
|
/* Signal the parent process to continue */
|
|
SERVER_START_REQ( init_process_done )
|
|
{
|
|
req->module = peb->ImageBaseAddress;
|
|
req->module_size = wm->ldr.SizeOfImage;
|
|
req->entry = (char *)peb->ImageBaseAddress + nt->OptionalHeader.AddressOfEntryPoint;
|
|
/* API requires a double indirection */
|
|
req->name = &main_exe_name->Buffer;
|
|
req->exe_file = main_file;
|
|
req->gui = (nt->OptionalHeader.Subsystem != IMAGE_SUBSYSTEM_WINDOWS_CUI);
|
|
wine_server_add_data( req, main_exe_name->Buffer, main_exe_name->Length );
|
|
wine_server_call( req );
|
|
}
|
|
SERVER_END_REQ;
|
|
|
|
if (main_file) NtClose( main_file ); /* we no longer need it */
|
|
|
|
if (TRACE_ON(relay) || TRACE_ON(snoop))
|
|
{
|
|
RELAY_InitDebugLists();
|
|
|
|
if (TRACE_ON(relay)) /* setup relay for already loaded dlls */
|
|
{
|
|
LIST_ENTRY *entry, *mark = &peb->LdrData->InLoadOrderModuleList;
|
|
for (entry = mark->Flink; entry != mark; entry = entry->Flink)
|
|
{
|
|
LDR_MODULE *mod = CONTAINING_RECORD(entry, LDR_MODULE, InLoadOrderModuleList);
|
|
if (mod->Flags & LDR_WINE_INTERNAL) RELAY_SetupDLL( mod->BaseAddress );
|
|
}
|
|
}
|
|
}
|
|
|
|
RtlEnterCriticalSection( &loader_section );
|
|
|
|
load_path = NtCurrentTeb()->Peb->ProcessParameters->DllPath.Buffer;
|
|
if ((status = fixup_imports( wm, load_path )) != STATUS_SUCCESS) goto error;
|
|
if ((status = alloc_process_tls()) != STATUS_SUCCESS) goto error;
|
|
if ((status = alloc_thread_tls()) != STATUS_SUCCESS) goto error;
|
|
if ((status = process_attach( wm, (LPVOID)1 )) != STATUS_SUCCESS) goto error;
|
|
|
|
RtlLeaveCriticalSection( &loader_section );
|
|
return;
|
|
|
|
error:
|
|
ERR( "Main exe initialization for %s failed, status %lx\n", debugstr_w(main_exe_name->Buffer), status );
|
|
exit(1);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RtlImageDirectoryEntryToData (NTDLL.@)
|
|
*/
|
|
PVOID WINAPI RtlImageDirectoryEntryToData( HMODULE module, BOOL image, WORD dir, ULONG *size )
|
|
{
|
|
const IMAGE_NT_HEADERS *nt;
|
|
DWORD addr;
|
|
|
|
if ((ULONG_PTR)module & 1) /* mapped as data file */
|
|
{
|
|
module = (HMODULE)((ULONG_PTR)module & ~1);
|
|
image = FALSE;
|
|
}
|
|
if (!(nt = RtlImageNtHeader( module ))) return NULL;
|
|
if (dir >= nt->OptionalHeader.NumberOfRvaAndSizes) return NULL;
|
|
if (!(addr = nt->OptionalHeader.DataDirectory[dir].VirtualAddress)) return NULL;
|
|
*size = nt->OptionalHeader.DataDirectory[dir].Size;
|
|
if (image || addr < nt->OptionalHeader.SizeOfHeaders) return (char *)module + addr;
|
|
|
|
/* not mapped as image, need to find the section containing the virtual address */
|
|
return RtlImageRvaToVa( nt, module, addr, NULL );
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RtlImageRvaToSection (NTDLL.@)
|
|
*/
|
|
PIMAGE_SECTION_HEADER WINAPI RtlImageRvaToSection( const IMAGE_NT_HEADERS *nt,
|
|
HMODULE module, DWORD rva )
|
|
{
|
|
int i;
|
|
IMAGE_SECTION_HEADER *sec = (IMAGE_SECTION_HEADER*)((char*)&nt->OptionalHeader +
|
|
nt->FileHeader.SizeOfOptionalHeader);
|
|
for (i = 0; i < nt->FileHeader.NumberOfSections; i++, sec++)
|
|
{
|
|
if ((sec->VirtualAddress <= rva) && (sec->VirtualAddress + sec->SizeOfRawData > rva))
|
|
return sec;
|
|
}
|
|
return NULL;
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* RtlImageRvaToVa (NTDLL.@)
|
|
*/
|
|
PVOID WINAPI RtlImageRvaToVa( const IMAGE_NT_HEADERS *nt, HMODULE module,
|
|
DWORD rva, IMAGE_SECTION_HEADER **section )
|
|
{
|
|
IMAGE_SECTION_HEADER *sec;
|
|
|
|
if (section && *section) /* try this section first */
|
|
{
|
|
sec = *section;
|
|
if ((sec->VirtualAddress <= rva) && (sec->VirtualAddress + sec->SizeOfRawData > rva))
|
|
goto found;
|
|
}
|
|
if (!(sec = RtlImageRvaToSection( nt, module, rva ))) return NULL;
|
|
found:
|
|
if (section) *section = sec;
|
|
return (char *)module + sec->PointerToRawData + (rva - sec->VirtualAddress);
|
|
}
|
|
|
|
|
|
/***********************************************************************
|
|
* __wine_process_init
|
|
*/
|
|
void __wine_process_init( int argc, char *argv[] )
|
|
{
|
|
static const WCHAR kernel32W[] = {'k','e','r','n','e','l','3','2','.','d','l','l',0};
|
|
|
|
WINE_MODREF *wm;
|
|
NTSTATUS status;
|
|
ANSI_STRING func_name;
|
|
void (* DECLSPEC_NORETURN init_func)();
|
|
extern void __wine_dbg_ntdll_init(void);
|
|
|
|
thread_init();
|
|
__wine_dbg_ntdll_init(); /* hack: register debug channels early */
|
|
|
|
/* setup the load callback and create ntdll modref */
|
|
wine_dll_set_callback( load_builtin_callback );
|
|
|
|
if ((status = load_builtin_dll( NULL, kernel32W, 0, &wm )) != STATUS_SUCCESS)
|
|
{
|
|
MESSAGE( "wine: could not load kernel32.dll, status %lx\n", status );
|
|
exit(1);
|
|
}
|
|
RtlInitAnsiString( &func_name, "__wine_kernel_init" );
|
|
if ((status = LdrGetProcedureAddress( wm->ldr.BaseAddress, &func_name,
|
|
0, (void **)&init_func )) != STATUS_SUCCESS)
|
|
{
|
|
MESSAGE( "wine: could not find __wine_kernel_init in kernel32.dll, status %lx\n", status );
|
|
exit(1);
|
|
}
|
|
RtlInitAnsiString( &func_name, "CreateFileW" );
|
|
if ((status = LdrGetProcedureAddress( wm->ldr.BaseAddress, &func_name,
|
|
0, (void **)&pCreateFileW )) != STATUS_SUCCESS)
|
|
{
|
|
MESSAGE( "wine: could not find CreateFileW in kernel32.dll, status %lx\n", status );
|
|
exit(1);
|
|
}
|
|
init_func();
|
|
}
|