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wine-wine/dlls/dbghelp/module.c

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/*
* File module.c - module handling for the wine debugger
*
* Copyright (C) 1993, Eric Youngdale.
* 2000-2007, Eric Pouech
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include <stdlib.h>
#include <stdio.h>
#include <string.h>
#include <assert.h>
#include "dbghelp_private.h"
#include "image_private.h"
#include "psapi.h"
#include "winternl.h"
#include "wine/debug.h"
#include "wine/heap.h"
WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
#define NOTE_GNU_BUILD_ID 3
const WCHAR S_ElfW[] = {'<','e','l','f','>','\0'};
const WCHAR S_WineLoaderW[] = {'<','w','i','n','e','-','l','o','a','d','e','r','>','\0'};
static const WCHAR S_DotSoW[] = {'.','s','o','\0'};
const WCHAR S_SlashW[] = {'/','\0'};
static const WCHAR S_AcmW[] = {'.','a','c','m','\0'};
static const WCHAR S_DllW[] = {'.','d','l','l','\0'};
static const WCHAR S_DrvW[] = {'.','d','r','v','\0'};
static const WCHAR S_ExeW[] = {'.','e','x','e','\0'};
static const WCHAR S_OcxW[] = {'.','o','c','x','\0'};
static const WCHAR S_VxdW[] = {'.','v','x','d','\0'};
static const WCHAR * const ext[] = {S_AcmW, S_DllW, S_DrvW, S_ExeW, S_OcxW, S_VxdW, NULL};
static int match_ext(const WCHAR* ptr, size_t len)
{
const WCHAR* const *e;
size_t l;
for (e = ext; *e; e++)
{
l = lstrlenW(*e);
if (l >= len) return 0;
if (wcsnicmp(&ptr[len - l], *e, l)) continue;
return l;
}
return 0;
}
static const WCHAR* get_filename(const WCHAR* name, const WCHAR* endptr)
{
const WCHAR* ptr;
if (!endptr) endptr = name + lstrlenW(name);
for (ptr = endptr - 1; ptr >= name; ptr--)
{
if (*ptr == '/' || *ptr == '\\') break;
}
return ++ptr;
}
static BOOL is_wine_loader(const WCHAR *module)
{
static const WCHAR wineW[] = {'w','i','n','e',0};
static const WCHAR suffixW[] = {'6','4',0};
const WCHAR *filename = get_filename(module, NULL);
const char *ptr;
BOOL ret = FALSE;
WCHAR *buffer;
DWORD len;
if ((ptr = getenv("WINELOADER")))
{
ptr = file_nameA(ptr);
len = 2 + MultiByteToWideChar( CP_UNIXCP, 0, ptr, -1, NULL, 0 );
buffer = heap_alloc( len * sizeof(WCHAR) );
MultiByteToWideChar( CP_UNIXCP, 0, ptr, -1, buffer, len );
}
else
{
buffer = heap_alloc( sizeof(wineW) + 2 * sizeof(WCHAR) );
lstrcpyW( buffer, wineW );
}
if (!wcscmp( filename, buffer ))
ret = TRUE;
lstrcatW( buffer, suffixW );
if (!wcscmp( filename, buffer ))
ret = TRUE;
heap_free( buffer );
return ret;
}
static void module_fill_module(const WCHAR* in, WCHAR* out, size_t size)
{
const WCHAR *ptr, *endptr;
size_t len, l;
ptr = get_filename(in, endptr = in + lstrlenW(in));
len = min(endptr - ptr, size - 1);
memcpy(out, ptr, len * sizeof(WCHAR));
out[len] = '\0';
if (len > 4 && (l = match_ext(out, len)))
out[len - l] = '\0';
else if (is_wine_loader(out))
lstrcpynW(out, S_WineLoaderW, size);
else
{
if (len > 3 && !wcsicmp(&out[len - 3], S_DotSoW) &&
(l = match_ext(out, len - 3)))
lstrcpyW(&out[len - l - 3], S_ElfW);
}
while ((*out = towlower(*out))) out++;
}
void module_set_module(struct module* module, const WCHAR* name)
{
module_fill_module(name, module->module.ModuleName, ARRAY_SIZE(module->module.ModuleName));
module_fill_module(name, module->modulename, ARRAY_SIZE(module->modulename));
}
/* Returned string must be freed by caller */
WCHAR *get_wine_loader_name(struct process *pcs)
{
static const WCHAR wineW[] = {'w','i','n','e',0};
static const WCHAR suffixW[] = {'6','4',0};
WCHAR *buffer, *p;
const char *env;
/* All binaries are loaded with WINELOADER (if run from tree) or by the
* main executable
*/
if ((env = getenv("WINELOADER")))
{
DWORD len = 2 + MultiByteToWideChar( CP_UNIXCP, 0, env, -1, NULL, 0 );
buffer = heap_alloc( len * sizeof(WCHAR) );
MultiByteToWideChar( CP_UNIXCP, 0, env, -1, buffer, len );
}
else
{
buffer = heap_alloc( sizeof(wineW) + 2 * sizeof(WCHAR) );
lstrcpyW( buffer, wineW );
}
p = buffer + lstrlenW( buffer ) - lstrlenW( suffixW );
if (p > buffer && !wcscmp( p, suffixW ))
*p = 0;
if (pcs->is_64bit)
lstrcatW(buffer, suffixW);
TRACE( "returning %s\n", debugstr_w(buffer) );
return buffer;
}
static const char* get_module_type(enum module_type type, BOOL virtual)
{
switch (type)
{
case DMT_ELF: return virtual ? "Virtual ELF" : "ELF";
case DMT_PE: return virtual ? "Virtual PE" : "PE";
case DMT_MACHO: return virtual ? "Virtual Mach-O" : "Mach-O";
default: return "---";
}
}
/***********************************************************************
* Creates and links a new module to a process
*/
struct module* module_new(struct process* pcs, const WCHAR* name,
enum module_type type, BOOL virtual,
DWORD64 mod_addr, DWORD64 size,
ULONG_PTR stamp, ULONG_PTR checksum)
{
struct module* module;
unsigned i;
assert(type == DMT_ELF || type == DMT_PE || type == DMT_MACHO);
if (!(module = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*module))))
return NULL;
module->next = pcs->lmodules;
pcs->lmodules = module;
TRACE("=> %s %s-%s %s\n",
get_module_type(type, virtual),
wine_dbgstr_longlong(mod_addr), wine_dbgstr_longlong(mod_addr + size),
debugstr_w(name));
pool_init(&module->pool, 65536);
module->process = pcs;
module->module.SizeOfStruct = sizeof(module->module);
module->module.BaseOfImage = mod_addr;
module->module.ImageSize = size;
module_set_module(module, name);
module->module.ImageName[0] = '\0';
lstrcpynW(module->module.LoadedImageName, name, ARRAY_SIZE(module->module.LoadedImageName));
module->module.SymType = SymNone;
module->module.NumSyms = 0;
module->module.TimeDateStamp = stamp;
module->module.CheckSum = checksum;
memset(module->module.LoadedPdbName, 0, sizeof(module->module.LoadedPdbName));
module->module.CVSig = 0;
memset(module->module.CVData, 0, sizeof(module->module.CVData));
module->module.PdbSig = 0;
memset(&module->module.PdbSig70, 0, sizeof(module->module.PdbSig70));
module->module.PdbAge = 0;
module->module.PdbUnmatched = FALSE;
module->module.DbgUnmatched = FALSE;
module->module.LineNumbers = FALSE;
module->module.GlobalSymbols = FALSE;
module->module.TypeInfo = FALSE;
module->module.SourceIndexed = FALSE;
module->module.Publics = FALSE;
module->reloc_delta = 0;
module->type = type;
module->is_virtual = virtual;
for (i = 0; i < DFI_LAST; i++) module->format_info[i] = NULL;
module->sortlist_valid = FALSE;
module->sorttab_size = 0;
module->addr_sorttab = NULL;
module->num_sorttab = 0;
module->num_symbols = 0;
vector_init(&module->vsymt, sizeof(struct symt*), 128);
/* FIXME: this seems a bit too high (on a per module basis)
* need some statistics about this
*/
hash_table_init(&module->pool, &module->ht_symbols, 4096);
hash_table_init(&module->pool, &module->ht_types, 4096);
vector_init(&module->vtypes, sizeof(struct symt*), 32);
module->sources_used = 0;
module->sources_alloc = 0;
module->sources = 0;
wine_rb_init(&module->sources_offsets_tree, source_rb_compare);
return module;
}
/***********************************************************************
* module_find_by_nameW
*
*/
struct module* module_find_by_nameW(const struct process* pcs, const WCHAR* name)
{
struct module* module;
for (module = pcs->lmodules; module; module = module->next)
{
if (!wcsicmp(name, module->module.ModuleName)) return module;
}
SetLastError(ERROR_INVALID_NAME);
return NULL;
}
struct module* module_find_by_nameA(const struct process* pcs, const char* name)
{
WCHAR wname[MAX_PATH];
MultiByteToWideChar(CP_ACP, 0, name, -1, wname, ARRAY_SIZE(wname));
return module_find_by_nameW(pcs, wname);
}
/***********************************************************************
* module_is_already_loaded
*
*/
struct module* module_is_already_loaded(const struct process* pcs, const WCHAR* name)
{
struct module* module;
const WCHAR* filename;
/* first compare the loaded image name... */
for (module = pcs->lmodules; module; module = module->next)
{
if (!wcsicmp(name, module->module.LoadedImageName))
return module;
}
/* then compare the standard filenames (without the path) ... */
filename = get_filename(name, NULL);
for (module = pcs->lmodules; module; module = module->next)
{
if (!wcsicmp(filename, get_filename(module->module.LoadedImageName, NULL)))
return module;
}
SetLastError(ERROR_INVALID_NAME);
return NULL;
}
/***********************************************************************
* module_get_container
*
*/
static struct module* module_get_container(const struct process* pcs,
const struct module* inner)
{
struct module* module;
for (module = pcs->lmodules; module; module = module->next)
{
if (module != inner &&
module->module.BaseOfImage <= inner->module.BaseOfImage &&
module->module.BaseOfImage + module->module.ImageSize >=
inner->module.BaseOfImage + inner->module.ImageSize)
return module;
}
return NULL;
}
/***********************************************************************
* module_get_containee
*
*/
struct module* module_get_containee(const struct process* pcs, const struct module* outer)
{
struct module* module;
for (module = pcs->lmodules; module; module = module->next)
{
if (module != outer &&
outer->module.BaseOfImage <= module->module.BaseOfImage &&
outer->module.BaseOfImage + outer->module.ImageSize >=
module->module.BaseOfImage + module->module.ImageSize)
return module;
}
return NULL;
}
/******************************************************************
* module_get_debug
*
* get the debug information from a module:
* - if the module's type is deferred, then force loading of debug info (and return
* the module itself)
* - if the module has no debug info and has an ELF container, then return the ELF
* container (and also force the ELF container's debug info loading if deferred)
* - otherwise return the module itself if it has some debug info
*/
BOOL module_get_debug(struct module_pair* pair)
{
IMAGEHLP_DEFERRED_SYMBOL_LOADW64 idslW64;
if (!pair->requested) return FALSE;
/* for a PE builtin, always get info from container */
if (!(pair->effective = module_get_container(pair->pcs, pair->requested)))
pair->effective = pair->requested;
/* if deferred, force loading */
if (pair->effective->module.SymType == SymDeferred)
{
BOOL ret;
if (pair->effective->is_virtual) ret = FALSE;
else if (pair->effective->type == DMT_PE)
{
idslW64.SizeOfStruct = sizeof(idslW64);
idslW64.BaseOfImage = pair->effective->module.BaseOfImage;
idslW64.CheckSum = pair->effective->module.CheckSum;
idslW64.TimeDateStamp = pair->effective->module.TimeDateStamp;
memcpy(idslW64.FileName, pair->effective->module.ImageName,
sizeof(pair->effective->module.ImageName));
idslW64.Reparse = FALSE;
idslW64.hFile = INVALID_HANDLE_VALUE;
pcs_callback(pair->pcs, CBA_DEFERRED_SYMBOL_LOAD_START, &idslW64);
ret = pe_load_debug_info(pair->pcs, pair->effective);
pcs_callback(pair->pcs,
ret ? CBA_DEFERRED_SYMBOL_LOAD_COMPLETE : CBA_DEFERRED_SYMBOL_LOAD_FAILURE,
&idslW64);
}
else ret = pair->pcs->loader->load_debug_info(pair->pcs, pair->effective);
if (!ret) pair->effective->module.SymType = SymNone;
assert(pair->effective->module.SymType != SymDeferred);
pair->effective->module.NumSyms = pair->effective->ht_symbols.num_elts;
}
return pair->effective->module.SymType != SymNone;
}
/***********************************************************************
* module_find_by_addr
*
* either the addr where module is loaded, or any address inside the
* module
*/
struct module* module_find_by_addr(const struct process* pcs, DWORD64 addr,
enum module_type type)
{
struct module* module;
if (type == DMT_UNKNOWN)
{
if ((module = module_find_by_addr(pcs, addr, DMT_PE)) ||
(module = module_find_by_addr(pcs, addr, DMT_ELF)) ||
(module = module_find_by_addr(pcs, addr, DMT_MACHO)))
return module;
}
else
{
for (module = pcs->lmodules; module; module = module->next)
{
if (type == module->type && addr >= module->module.BaseOfImage &&
addr < module->module.BaseOfImage + module->module.ImageSize)
return module;
}
}
SetLastError(ERROR_MOD_NOT_FOUND);
return module;
}
/******************************************************************
* module_is_container_loaded
*
* checks whether the native container, for a (supposed) PE builtin is
* already loaded
*/
static BOOL module_is_container_loaded(const struct process* pcs,
const WCHAR* ImageName, DWORD64 base)
{
size_t len;
struct module* module;
PCWSTR filename, modname;
if (!base) return FALSE;
filename = get_filename(ImageName, NULL);
len = lstrlenW(filename);
for (module = pcs->lmodules; module; module = module->next)
{
if ((module->type == DMT_ELF || module->type == DMT_MACHO) &&
base >= module->module.BaseOfImage &&
base < module->module.BaseOfImage + module->module.ImageSize)
{
modname = get_filename(module->module.LoadedImageName, NULL);
if (!wcsnicmp(modname, filename, len) &&
!memcmp(modname + len, S_DotSoW, 3 * sizeof(WCHAR)))
{
return TRUE;
}
}
}
/* likely a native PE module */
WARN("Couldn't find container for %s\n", debugstr_w(ImageName));
return FALSE;
}
static BOOL image_check_debug_link(const WCHAR* file, struct image_file_map* fmap, DWORD link_crc)
{
DWORD read_bytes;
HANDLE handle;
WCHAR *path;
WORD magic;
BOOL ret;
path = get_dos_file_name(file);
handle = CreateFileW(path, GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, 0, NULL);
heap_free(path);
if (handle == INVALID_HANDLE_VALUE) return FALSE;
if (link_crc)
{
DWORD crc = calc_crc32(handle);
if (crc != link_crc)
{
WARN("Bad CRC for file %s (got %08x while expecting %08x)\n", debugstr_w(file), crc, link_crc);
CloseHandle(handle);
return FALSE;
}
}
SetFilePointer(handle, 0, 0, FILE_BEGIN);
if (ReadFile(handle, &magic, sizeof(magic), &read_bytes, NULL) && magic == IMAGE_DOS_SIGNATURE)
ret = pe_map_file(handle, fmap, DMT_PE);
else
ret = elf_map_handle(handle, fmap);
CloseHandle(handle);
return ret;
}
/******************************************************************
* image_locate_debug_link
*
* Locate a filename from a .gnu_debuglink section, using the same
* strategy as gdb:
* "If the full name of the directory containing the executable is
* execdir, and the executable has a debug link that specifies the
* name debugfile, then GDB will automatically search for the
* debugging information file in three places:
* - the directory containing the executable file (that is, it
* will look for a file named `execdir/debugfile',
* - a subdirectory of that directory named `.debug' (that is, the
* file `execdir/.debug/debugfile', and
* - a subdirectory of the global debug file directory that includes
* the executable's full path, and the name from the link (that is,
* the file `globaldebugdir/execdir/debugfile', where globaldebugdir
* is the global debug file directory, and execdir has been turned
* into a relative path)." (from GDB manual)
*/
static BOOL image_locate_debug_link(const struct module* module, struct image_file_map* fmap, const char* filename, DWORD crc)
{
static const WCHAR globalDebugDirW[] = {'/','u','s','r','/','l','i','b','/','d','e','b','u','g','/'};
static const WCHAR dotDebugW[] = {'.','d','e','b','u','g','/'};
const size_t globalDebugDirLen = ARRAY_SIZE(globalDebugDirW);
size_t filename_len, path_len;
WCHAR* p = NULL;
WCHAR* slash;
WCHAR* slash2;
struct image_file_map* fmap_link = NULL;
fmap_link = HeapAlloc(GetProcessHeap(), 0, sizeof(*fmap_link));
if (!fmap_link) return FALSE;
filename_len = MultiByteToWideChar(CP_UNIXCP, 0, filename, -1, NULL, 0);
path_len = lstrlenW(module->module.LoadedImageName);
if (module->real_path) path_len = max(path_len, lstrlenW(module->real_path));
p = HeapAlloc(GetProcessHeap(), 0,
(globalDebugDirLen + path_len + 6 + 1 + filename_len + 1) * sizeof(WCHAR));
if (!p) goto found;
/* we prebuild the string with "execdir" */
lstrcpyW(p, module->module.LoadedImageName);
slash = p;
if ((slash2 = wcsrchr(slash, '/'))) slash = slash2 + 1;
if ((slash2 = wcsrchr(slash, '\\'))) slash = slash2 + 1;
/* testing execdir/filename */
MultiByteToWideChar(CP_UNIXCP, 0, filename, -1, slash, filename_len);
if (image_check_debug_link(p, fmap_link, crc)) goto found;
/* testing execdir/.debug/filename */
memcpy(slash, dotDebugW, sizeof(dotDebugW));
MultiByteToWideChar(CP_UNIXCP, 0, filename, -1, slash + ARRAY_SIZE(dotDebugW), filename_len);
if (image_check_debug_link(p, fmap_link, crc)) goto found;
if (module->real_path)
{
lstrcpyW(p, module->real_path);
slash = p;
if ((slash2 = wcsrchr(slash, '/'))) slash = slash2 + 1;
if ((slash2 = wcsrchr(slash, '\\'))) slash = slash2 + 1;
MultiByteToWideChar(CP_UNIXCP, 0, filename, -1, slash, filename_len);
if (image_check_debug_link(p, fmap_link, crc)) goto found;
}
/* testing globaldebugdir/execdir/filename */
memmove(p + globalDebugDirLen, p, (slash - p) * sizeof(WCHAR));
memcpy(p, globalDebugDirW, globalDebugDirLen * sizeof(WCHAR));
slash += globalDebugDirLen;
MultiByteToWideChar(CP_UNIXCP, 0, filename, -1, slash, filename_len);
if (image_check_debug_link(p, fmap_link, crc)) goto found;
/* finally testing filename */
if (image_check_debug_link(slash, fmap_link, crc)) goto found;
WARN("Couldn't locate or map %s\n", filename);
HeapFree(GetProcessHeap(), 0, p);
HeapFree(GetProcessHeap(), 0, fmap_link);
return FALSE;
found:
TRACE("Located debug information file %s at %s\n", filename, debugstr_w(p));
HeapFree(GetProcessHeap(), 0, p);
fmap->alternate = fmap_link;
return TRUE;
}
/******************************************************************
* image_locate_build_id_target
*
* Try to find the .so file containing the debug info out of the build-id note information
*/
static BOOL image_locate_build_id_target(struct image_file_map* fmap, const BYTE* id, unsigned idlen)
{
static const WCHAR globalDebugDirW[] = {'/','u','s','r','/','l','i','b','/','d','e','b','u','g','/'};
static const WCHAR buildidW[] = {'.','b','u','i','l','d','-','i','d','/'};
static const WCHAR dotDebug0W[] = {'.','d','e','b','u','g',0};
struct image_file_map* fmap_link = NULL;
WCHAR* p;
WCHAR* z;
const BYTE* idend = id + idlen;
fmap_link = HeapAlloc(GetProcessHeap(), 0, sizeof(*fmap_link));
if (!fmap_link) return FALSE;
p = HeapAlloc(GetProcessHeap(), 0,
sizeof(globalDebugDirW) + sizeof(buildidW) +
(idlen * 2 + 1) * sizeof(WCHAR) + sizeof(dotDebug0W));
z = p;
memcpy(z, globalDebugDirW, sizeof(globalDebugDirW));
z += ARRAY_SIZE(globalDebugDirW);
memcpy(z, buildidW, sizeof(buildidW));
z += ARRAY_SIZE(buildidW);
if (id < idend)
{
*z++ = "0123456789abcdef"[*id >> 4 ];
*z++ = "0123456789abcdef"[*id & 0x0F];
id++;
}
if (id < idend)
*z++ = '/';
while (id < idend)
{
*z++ = "0123456789abcdef"[*id >> 4 ];
*z++ = "0123456789abcdef"[*id & 0x0F];
id++;
}
memcpy(z, dotDebug0W, sizeof(dotDebug0W));
TRACE("checking %s\n", wine_dbgstr_w(p));
if (image_check_debug_link(p, fmap_link, 0))
{
struct image_section_map buildid_sect;
if (image_find_section(fmap_link, ".note.gnu.build-id", &buildid_sect))
{
const UINT32* note;
note = (const UINT32*)image_map_section(&buildid_sect);
if (note != IMAGE_NO_MAP)
{
/* the usual ELF note structure: name-size desc-size type <name> <desc> */
if (note[2] == NOTE_GNU_BUILD_ID)
{
if (note[1] == idlen &&
!memcmp(note + 3 + ((note[0] + 3) >> 2), idend - idlen, idlen))
{
TRACE("Located debug information file at %s\n", debugstr_w(p));
HeapFree(GetProcessHeap(), 0, p);
fmap->alternate = fmap_link;
return TRUE;
}
WARN("mismatch in buildid information for %s\n", wine_dbgstr_w(p));
}
}
image_unmap_section(&buildid_sect);
}
image_unmap_file(fmap_link);
}
TRACE("not found\n");
HeapFree(GetProcessHeap(), 0, p);
HeapFree(GetProcessHeap(), 0, fmap_link);
return FALSE;
}
/******************************************************************
* image_check_alternate
*
* Load alternate files for a given image file, looking at either .note.gnu_build-id
* or .gnu_debuglink sections.
*/
BOOL image_check_alternate(struct image_file_map* fmap, const struct module* module)
{
BOOL ret = FALSE;
BOOL found = FALSE;
struct image_section_map buildid_sect, debuglink_sect;
/* if present, add the .gnu_debuglink file as an alternate to current one */
if (image_find_section(fmap, ".note.gnu.build-id", &buildid_sect))
{
const UINT32* note;
found = TRUE;
note = (const UINT32*)image_map_section(&buildid_sect);
if (note != IMAGE_NO_MAP)
{
/* the usual ELF note structure: name-size desc-size type <name> <desc> */
if (note[2] == NOTE_GNU_BUILD_ID)
{
ret = image_locate_build_id_target(fmap, (const BYTE*)(note + 3 + ((note[0] + 3) >> 2)), note[1]);
}
}
image_unmap_section(&buildid_sect);
}
/* if present, add the .gnu_debuglink file as an alternate to current one */
if (!ret && image_find_section(fmap, ".gnu_debuglink", &debuglink_sect))
{
const char* dbg_link;
found = TRUE;
dbg_link = (const char*)image_map_section(&debuglink_sect);
if (dbg_link != IMAGE_NO_MAP)
{
/* The content of a debug link section is:
* 1/ a NULL terminated string, containing the file name for the
* debug info
* 2/ padding on 4 byte boundary
* 3/ CRC of the linked file
*/
DWORD crc = *(const DWORD*)(dbg_link + ((DWORD_PTR)(strlen(dbg_link) + 4) & ~3));
ret = image_locate_debug_link(module, fmap, dbg_link, crc);
if (!ret)
WARN("Couldn't load linked debug file for %s\n",
debugstr_w(module->module.ModuleName));
}
image_unmap_section(&debuglink_sect);
}
return found ? ret : TRUE;
}
/***********************************************************************
* SymLoadModule (DBGHELP.@)
*/
DWORD WINAPI SymLoadModule(HANDLE hProcess, HANDLE hFile, PCSTR ImageName,
PCSTR ModuleName, DWORD BaseOfDll, DWORD SizeOfDll)
{
return SymLoadModuleEx(hProcess, hFile, ImageName, ModuleName, BaseOfDll,
SizeOfDll, NULL, 0);
}
/***********************************************************************
* SymLoadModuleEx (DBGHELP.@)
*/
DWORD64 WINAPI SymLoadModuleEx(HANDLE hProcess, HANDLE hFile, PCSTR ImageName,
PCSTR ModuleName, DWORD64 BaseOfDll, DWORD DllSize,
PMODLOAD_DATA Data, DWORD Flags)
{
PWSTR wImageName, wModuleName;
unsigned len;
DWORD64 ret;
TRACE("(%p %p %s %s %s %08x %p %08x)\n",
hProcess, hFile, debugstr_a(ImageName), debugstr_a(ModuleName),
wine_dbgstr_longlong(BaseOfDll), DllSize, Data, Flags);
if (ImageName)
{
len = MultiByteToWideChar(CP_ACP, 0, ImageName, -1, NULL, 0);
wImageName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
MultiByteToWideChar(CP_ACP, 0, ImageName, -1, wImageName, len);
}
else wImageName = NULL;
if (ModuleName)
{
len = MultiByteToWideChar(CP_ACP, 0, ModuleName, -1, NULL, 0);
wModuleName = HeapAlloc(GetProcessHeap(), 0, len * sizeof(WCHAR));
MultiByteToWideChar(CP_ACP, 0, ModuleName, -1, wModuleName, len);
}
else wModuleName = NULL;
ret = SymLoadModuleExW(hProcess, hFile, wImageName, wModuleName,
BaseOfDll, DllSize, Data, Flags);
HeapFree(GetProcessHeap(), 0, wImageName);
HeapFree(GetProcessHeap(), 0, wModuleName);
return ret;
}
/***********************************************************************
* SymLoadModuleExW (DBGHELP.@)
*/
DWORD64 WINAPI SymLoadModuleExW(HANDLE hProcess, HANDLE hFile, PCWSTR wImageName,
PCWSTR wModuleName, DWORD64 BaseOfDll, DWORD SizeOfDll,
PMODLOAD_DATA Data, DWORD Flags)
{
struct process* pcs;
struct module* module = NULL;
TRACE("(%p %p %s %s %s %08x %p %08x)\n",
hProcess, hFile, debugstr_w(wImageName), debugstr_w(wModuleName),
wine_dbgstr_longlong(BaseOfDll), SizeOfDll, Data, Flags);
if (Data)
FIXME("Unsupported load data parameter %p for %s\n",
Data, debugstr_w(wImageName));
if (!validate_addr64(BaseOfDll)) return FALSE;
if (!(pcs = process_find_by_handle(hProcess))) return FALSE;
if (Flags & SLMFLAG_VIRTUAL)
{
if (!wImageName) return FALSE;
module = module_new(pcs, wImageName, DMT_PE, TRUE, BaseOfDll, SizeOfDll, 0, 0);
if (!module) return FALSE;
if (wModuleName) module_set_module(module, wModuleName);
module->module.SymType = SymVirtual;
return TRUE;
}
if (Flags & ~(SLMFLAG_VIRTUAL))
FIXME("Unsupported Flags %08x for %s\n", Flags, debugstr_w(wImageName));
pcs->loader->synchronize_module_list(pcs);
/* this is a Wine extension to the API just to redo the synchronisation */
if (!wImageName && !hFile) return 0;
/* check if the module is already loaded, or if it's a builtin PE module with
* an containing ELF module
*/
if (wImageName)
{
module = module_is_already_loaded(pcs, wImageName);
if (!module && module_is_container_loaded(pcs, wImageName, BaseOfDll))
{
/* force the loading of DLL as builtin */
module = pe_load_builtin_module(pcs, wImageName, BaseOfDll, SizeOfDll);
}
}
if (!module)
{
/* otherwise, try a regular PE module */
if (!(module = pe_load_native_module(pcs, wImageName, hFile, BaseOfDll, SizeOfDll)) &&
wImageName)
{
/* and finally an ELF or Mach-O module */
module = pcs->loader->load_module(pcs, wImageName, BaseOfDll);
}
}
if (!module)
{
WARN("Couldn't locate %s\n", debugstr_w(wImageName));
return 0;
}
module->module.NumSyms = module->ht_symbols.num_elts;
/* by default module_new fills module.ModuleName from a derivation
* of LoadedImageName. Overwrite it, if we have better information
*/
if (wModuleName)
module_set_module(module, wModuleName);
if (wImageName)
lstrcpynW(module->module.ImageName, wImageName, ARRAY_SIZE(module->module.ImageName));
return module->module.BaseOfImage;
}
/***********************************************************************
* SymLoadModule64 (DBGHELP.@)
*/
DWORD64 WINAPI SymLoadModule64(HANDLE hProcess, HANDLE hFile, PCSTR ImageName,
PCSTR ModuleName, DWORD64 BaseOfDll, DWORD SizeOfDll)
{
return SymLoadModuleEx(hProcess, hFile, ImageName, ModuleName, BaseOfDll, SizeOfDll,
NULL, 0);
}
/******************************************************************
* module_remove
*
*/
BOOL module_remove(struct process* pcs, struct module* module)
{
struct module_format*modfmt;
struct module** p;
unsigned i;
TRACE("%s (%p)\n", debugstr_w(module->module.ModuleName), module);
for (i = 0; i < DFI_LAST; i++)
{
if ((modfmt = module->format_info[i]) && modfmt->remove)
modfmt->remove(pcs, module->format_info[i]);
}
hash_table_destroy(&module->ht_symbols);
hash_table_destroy(&module->ht_types);
HeapFree(GetProcessHeap(), 0, module->sources);
HeapFree(GetProcessHeap(), 0, module->addr_sorttab);
HeapFree(GetProcessHeap(), 0, module->real_path);
pool_destroy(&module->pool);
/* native dbghelp doesn't invoke registered callback(,CBA_SYMBOLS_UNLOADED,) here
* so do we
*/
for (p = &pcs->lmodules; *p; p = &(*p)->next)
{
if (*p == module)
{
*p = module->next;
HeapFree(GetProcessHeap(), 0, module);
return TRUE;
}
}
FIXME("This shouldn't happen\n");
return FALSE;
}
/******************************************************************
* SymUnloadModule (DBGHELP.@)
*
*/
BOOL WINAPI SymUnloadModule(HANDLE hProcess, DWORD BaseOfDll)
{
struct process* pcs;
struct module* module;
pcs = process_find_by_handle(hProcess);
if (!pcs) return FALSE;
module = module_find_by_addr(pcs, BaseOfDll, DMT_UNKNOWN);
if (!module) return FALSE;
return module_remove(pcs, module);
}
/******************************************************************
* SymUnloadModule64 (DBGHELP.@)
*
*/
BOOL WINAPI SymUnloadModule64(HANDLE hProcess, DWORD64 BaseOfDll)
{
struct process* pcs;
struct module* module;
pcs = process_find_by_handle(hProcess);
if (!pcs) return FALSE;
if (!validate_addr64(BaseOfDll)) return FALSE;
module = module_find_by_addr(pcs, BaseOfDll, DMT_UNKNOWN);
if (!module) return FALSE;
return module_remove(pcs, module);
}
/******************************************************************
* SymEnumerateModules (DBGHELP.@)
*
*/
struct enum_modW64_32
{
PSYM_ENUMMODULES_CALLBACK cb;
PVOID user;
char module[MAX_PATH];
};
static BOOL CALLBACK enum_modW64_32(PCWSTR name, DWORD64 base, PVOID user)
{
struct enum_modW64_32* x = user;
WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
return x->cb(x->module, (DWORD)base, x->user);
}
BOOL WINAPI SymEnumerateModules(HANDLE hProcess,
PSYM_ENUMMODULES_CALLBACK EnumModulesCallback,
PVOID UserContext)
{
struct enum_modW64_32 x;
x.cb = EnumModulesCallback;
x.user = UserContext;
return SymEnumerateModulesW64(hProcess, enum_modW64_32, &x);
}
/******************************************************************
* SymEnumerateModules64 (DBGHELP.@)
*
*/
struct enum_modW64_64
{
PSYM_ENUMMODULES_CALLBACK64 cb;
PVOID user;
char module[MAX_PATH];
};
static BOOL CALLBACK enum_modW64_64(PCWSTR name, DWORD64 base, PVOID user)
{
struct enum_modW64_64* x = user;
WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
return x->cb(x->module, base, x->user);
}
BOOL WINAPI SymEnumerateModules64(HANDLE hProcess,
PSYM_ENUMMODULES_CALLBACK64 EnumModulesCallback,
PVOID UserContext)
{
struct enum_modW64_64 x;
x.cb = EnumModulesCallback;
x.user = UserContext;
return SymEnumerateModulesW64(hProcess, enum_modW64_64, &x);
}
/******************************************************************
* SymEnumerateModulesW64 (DBGHELP.@)
*
*/
BOOL WINAPI SymEnumerateModulesW64(HANDLE hProcess,
PSYM_ENUMMODULES_CALLBACKW64 EnumModulesCallback,
PVOID UserContext)
{
struct process* pcs = process_find_by_handle(hProcess);
struct module* module;
if (!pcs) return FALSE;
for (module = pcs->lmodules; module; module = module->next)
{
if (!dbghelp_opt_native &&
(module->type == DMT_ELF || module->type == DMT_MACHO))
continue;
if (!EnumModulesCallback(module->modulename,
module->module.BaseOfImage, UserContext))
break;
}
return TRUE;
}
/******************************************************************
* EnumerateLoadedModules64 (DBGHELP.@)
*
*/
struct enum_load_modW64_64
{
PENUMLOADED_MODULES_CALLBACK64 cb;
PVOID user;
char module[MAX_PATH];
};
static BOOL CALLBACK enum_load_modW64_64(PCWSTR name, DWORD64 base, ULONG size,
PVOID user)
{
struct enum_load_modW64_64* x = user;
WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
return x->cb(x->module, base, size, x->user);
}
BOOL WINAPI EnumerateLoadedModules64(HANDLE hProcess,
PENUMLOADED_MODULES_CALLBACK64 EnumLoadedModulesCallback,
PVOID UserContext)
{
struct enum_load_modW64_64 x;
x.cb = EnumLoadedModulesCallback;
x.user = UserContext;
return EnumerateLoadedModulesW64(hProcess, enum_load_modW64_64, &x);
}
/******************************************************************
* EnumerateLoadedModules (DBGHELP.@)
*
*/
struct enum_load_modW64_32
{
PENUMLOADED_MODULES_CALLBACK cb;
PVOID user;
char module[MAX_PATH];
};
static BOOL CALLBACK enum_load_modW64_32(PCWSTR name, DWORD64 base, ULONG size,
PVOID user)
{
struct enum_load_modW64_32* x = user;
WideCharToMultiByte(CP_ACP, 0, name, -1, x->module, sizeof(x->module), NULL, NULL);
return x->cb(x->module, (DWORD)base, size, x->user);
}
BOOL WINAPI EnumerateLoadedModules(HANDLE hProcess,
PENUMLOADED_MODULES_CALLBACK EnumLoadedModulesCallback,
PVOID UserContext)
{
struct enum_load_modW64_32 x;
x.cb = EnumLoadedModulesCallback;
x.user = UserContext;
return EnumerateLoadedModulesW64(hProcess, enum_load_modW64_32, &x);
}
/******************************************************************
* EnumerateLoadedModulesW64 (DBGHELP.@)
*
*/
BOOL WINAPI EnumerateLoadedModulesW64(HANDLE hProcess,
PENUMLOADED_MODULES_CALLBACKW64 EnumLoadedModulesCallback,
PVOID UserContext)
{
HMODULE* hMods;
WCHAR baseW[256], modW[256];
DWORD i, sz;
MODULEINFO mi;
hMods = HeapAlloc(GetProcessHeap(), 0, 256 * sizeof(hMods[0]));
if (!hMods) return FALSE;
if (!EnumProcessModules(hProcess, hMods, 256 * sizeof(hMods[0]), &sz))
{
/* hProcess should also be a valid process handle !! */
FIXME("If this happens, bump the number in mod\n");
HeapFree(GetProcessHeap(), 0, hMods);
return FALSE;
}
sz /= sizeof(HMODULE);
for (i = 0; i < sz; i++)
{
if (!GetModuleInformation(hProcess, hMods[i], &mi, sizeof(mi)) ||
!GetModuleBaseNameW(hProcess, hMods[i], baseW, ARRAY_SIZE(baseW)))
continue;
module_fill_module(baseW, modW, ARRAY_SIZE(modW));
EnumLoadedModulesCallback(modW, (DWORD_PTR)mi.lpBaseOfDll, mi.SizeOfImage,
UserContext);
}
HeapFree(GetProcessHeap(), 0, hMods);
return sz != 0 && i == sz;
}
static void dbghelp_str_WtoA(const WCHAR *src, char *dst, int dst_len)
{
WideCharToMultiByte(CP_ACP, 0, src, -1, dst, dst_len - 1, NULL, NULL);
dst[dst_len - 1] = 0;
}
/******************************************************************
* SymGetModuleInfo (DBGHELP.@)
*
*/
BOOL WINAPI SymGetModuleInfo(HANDLE hProcess, DWORD dwAddr,
PIMAGEHLP_MODULE ModuleInfo)
{
IMAGEHLP_MODULE mi;
IMAGEHLP_MODULEW64 miw64;
if (sizeof(mi) < ModuleInfo->SizeOfStruct) FIXME("Wrong size\n");
miw64.SizeOfStruct = sizeof(miw64);
if (!SymGetModuleInfoW64(hProcess, dwAddr, &miw64)) return FALSE;
mi.SizeOfStruct = ModuleInfo->SizeOfStruct;
mi.BaseOfImage = miw64.BaseOfImage;
mi.ImageSize = miw64.ImageSize;
mi.TimeDateStamp = miw64.TimeDateStamp;
mi.CheckSum = miw64.CheckSum;
mi.NumSyms = miw64.NumSyms;
mi.SymType = miw64.SymType;
dbghelp_str_WtoA(miw64.ModuleName, mi.ModuleName, sizeof(mi.ModuleName));
dbghelp_str_WtoA(miw64.ImageName, mi.ImageName, sizeof(mi.ImageName));
dbghelp_str_WtoA(miw64.LoadedImageName, mi.LoadedImageName, sizeof(mi.LoadedImageName));
memcpy(ModuleInfo, &mi, ModuleInfo->SizeOfStruct);
return TRUE;
}
/******************************************************************
* SymGetModuleInfoW (DBGHELP.@)
*
*/
BOOL WINAPI SymGetModuleInfoW(HANDLE hProcess, DWORD dwAddr,
PIMAGEHLP_MODULEW ModuleInfo)
{
IMAGEHLP_MODULEW64 miw64;
IMAGEHLP_MODULEW miw;
if (sizeof(miw) < ModuleInfo->SizeOfStruct) FIXME("Wrong size\n");
miw64.SizeOfStruct = sizeof(miw64);
if (!SymGetModuleInfoW64(hProcess, dwAddr, &miw64)) return FALSE;
miw.SizeOfStruct = ModuleInfo->SizeOfStruct;
miw.BaseOfImage = miw64.BaseOfImage;
miw.ImageSize = miw64.ImageSize;
miw.TimeDateStamp = miw64.TimeDateStamp;
miw.CheckSum = miw64.CheckSum;
miw.NumSyms = miw64.NumSyms;
miw.SymType = miw64.SymType;
lstrcpyW(miw.ModuleName, miw64.ModuleName);
lstrcpyW(miw.ImageName, miw64.ImageName);
lstrcpyW(miw.LoadedImageName, miw64.LoadedImageName);
memcpy(ModuleInfo, &miw, ModuleInfo->SizeOfStruct);
return TRUE;
}
/******************************************************************
* SymGetModuleInfo64 (DBGHELP.@)
*
*/
BOOL WINAPI SymGetModuleInfo64(HANDLE hProcess, DWORD64 dwAddr,
PIMAGEHLP_MODULE64 ModuleInfo)
{
IMAGEHLP_MODULE64 mi64;
IMAGEHLP_MODULEW64 miw64;
if (sizeof(mi64) < ModuleInfo->SizeOfStruct)
{
SetLastError(ERROR_MOD_NOT_FOUND); /* NOTE: native returns this error */
WARN("Wrong size %u\n", ModuleInfo->SizeOfStruct);
return FALSE;
}
miw64.SizeOfStruct = sizeof(miw64);
if (!SymGetModuleInfoW64(hProcess, dwAddr, &miw64)) return FALSE;
mi64.SizeOfStruct = ModuleInfo->SizeOfStruct;
mi64.BaseOfImage = miw64.BaseOfImage;
mi64.ImageSize = miw64.ImageSize;
mi64.TimeDateStamp = miw64.TimeDateStamp;
mi64.CheckSum = miw64.CheckSum;
mi64.NumSyms = miw64.NumSyms;
mi64.SymType = miw64.SymType;
dbghelp_str_WtoA(miw64.ModuleName, mi64.ModuleName, sizeof(mi64.ModuleName));
dbghelp_str_WtoA(miw64.ImageName, mi64.ImageName, sizeof(mi64.ImageName));
dbghelp_str_WtoA(miw64.LoadedImageName, mi64.LoadedImageName, sizeof(mi64.LoadedImageName));
dbghelp_str_WtoA(miw64.LoadedPdbName, mi64.LoadedPdbName, sizeof(mi64.LoadedPdbName));
mi64.CVSig = miw64.CVSig;
dbghelp_str_WtoA(miw64.CVData, mi64.CVData, sizeof(mi64.CVData));
mi64.PdbSig = miw64.PdbSig;
mi64.PdbSig70 = miw64.PdbSig70;
mi64.PdbAge = miw64.PdbAge;
mi64.PdbUnmatched = miw64.PdbUnmatched;
mi64.DbgUnmatched = miw64.DbgUnmatched;
mi64.LineNumbers = miw64.LineNumbers;
mi64.GlobalSymbols = miw64.GlobalSymbols;
mi64.TypeInfo = miw64.TypeInfo;
mi64.SourceIndexed = miw64.SourceIndexed;
mi64.Publics = miw64.Publics;
memcpy(ModuleInfo, &mi64, ModuleInfo->SizeOfStruct);
return TRUE;
}
/******************************************************************
* SymGetModuleInfoW64 (DBGHELP.@)
*
*/
BOOL WINAPI SymGetModuleInfoW64(HANDLE hProcess, DWORD64 dwAddr,
PIMAGEHLP_MODULEW64 ModuleInfo)
{
struct process* pcs = process_find_by_handle(hProcess);
struct module* module;
IMAGEHLP_MODULEW64 miw64;
TRACE("%p %s %p\n", hProcess, wine_dbgstr_longlong(dwAddr), ModuleInfo);
if (!pcs) return FALSE;
if (ModuleInfo->SizeOfStruct > sizeof(*ModuleInfo)) return FALSE;
module = module_find_by_addr(pcs, dwAddr, DMT_UNKNOWN);
if (!module) return FALSE;
miw64 = module->module;
/* update debug information from container if any */
if (module->module.SymType == SymNone)
{
module = module_get_container(pcs, module);
if (module && module->module.SymType != SymNone)
{
miw64.SymType = module->module.SymType;
miw64.NumSyms = module->module.NumSyms;
}
}
memcpy(ModuleInfo, &miw64, ModuleInfo->SizeOfStruct);
return TRUE;
}
/***********************************************************************
* SymGetModuleBase (DBGHELP.@)
*/
DWORD WINAPI SymGetModuleBase(HANDLE hProcess, DWORD dwAddr)
{
DWORD64 ret;
ret = SymGetModuleBase64(hProcess, dwAddr);
return validate_addr64(ret) ? ret : 0;
}
/***********************************************************************
* SymGetModuleBase64 (DBGHELP.@)
*/
DWORD64 WINAPI SymGetModuleBase64(HANDLE hProcess, DWORD64 dwAddr)
{
struct process* pcs = process_find_by_handle(hProcess);
struct module* module;
if (!pcs) return 0;
module = module_find_by_addr(pcs, dwAddr, DMT_UNKNOWN);
if (!module) return 0;
return module->module.BaseOfImage;
}
/******************************************************************
* module_reset_debug_info
* Removes any debug information linked to a given module.
*/
void module_reset_debug_info(struct module* module)
{
module->sortlist_valid = TRUE;
module->sorttab_size = 0;
module->addr_sorttab = NULL;
module->num_sorttab = module->num_symbols = 0;
hash_table_destroy(&module->ht_symbols);
module->ht_symbols.num_buckets = 0;
module->ht_symbols.buckets = NULL;
hash_table_destroy(&module->ht_types);
module->ht_types.num_buckets = 0;
module->ht_types.buckets = NULL;
module->vtypes.num_elts = 0;
hash_table_destroy(&module->ht_symbols);
module->sources_used = module->sources_alloc = 0;
module->sources = NULL;
}
/******************************************************************
* SymRefreshModuleList (DBGHELP.@)
*/
BOOL WINAPI SymRefreshModuleList(HANDLE hProcess)
{
struct process* pcs;
TRACE("(%p)\n", hProcess);
if (!(pcs = process_find_by_handle(hProcess))) return FALSE;
return pcs->loader->synchronize_module_list(pcs);
}
/***********************************************************************
* SymFunctionTableAccess (DBGHELP.@)
*/
PVOID WINAPI SymFunctionTableAccess(HANDLE hProcess, DWORD AddrBase)
{
return SymFunctionTableAccess64(hProcess, AddrBase);
}
/***********************************************************************
* SymFunctionTableAccess64 (DBGHELP.@)
*/
PVOID WINAPI SymFunctionTableAccess64(HANDLE hProcess, DWORD64 AddrBase)
{
struct process* pcs = process_find_by_handle(hProcess);
struct module* module;
if (!pcs || !dbghelp_current_cpu->find_runtime_function) return NULL;
module = module_find_by_addr(pcs, AddrBase, DMT_UNKNOWN);
if (!module) return NULL;
return dbghelp_current_cpu->find_runtime_function(module, AddrBase);
}
static BOOL native_synchronize_module_list(struct process* pcs)
{
return FALSE;
}
static struct module* native_load_module(struct process* pcs, const WCHAR* name, ULONG_PTR addr)
{
return NULL;
}
static BOOL native_load_debug_info(struct process* process, struct module* module)
{
return FALSE;
}
static BOOL native_enum_modules(struct process *process, enum_modules_cb cb, void* user)
{
return FALSE;
}
static BOOL native_fetch_file_info(struct process* process, const WCHAR* name, ULONG_PTR load_addr, DWORD_PTR* base,
DWORD* size, DWORD* checksum)
{
return FALSE;
}
const struct loader_ops no_loader_ops =
{
native_synchronize_module_list,
native_load_module,
native_load_debug_info,
native_enum_modules,
native_fetch_file_info,
};
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