mirror of
git://source.winehq.org/git/wine.git
synced 2024-09-06 03:08:19 +00:00
dbghelp: Move loader search functions to the end of module files.
Signed-off-by: Jacek Caban <jacek@codeweavers.com> Signed-off-by: Alexandre Julliard <julliard@winehq.org>
This commit is contained in:
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724f433f39
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f30fdd1822
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@ -1483,64 +1483,6 @@ static BOOL elf_enum_modules_internal(const struct process* pcs,
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return TRUE;
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}
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/******************************************************************
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* elf_search_loader
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*
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* Lookup in a running ELF process the loader, and sets its ELF link
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* address (for accessing the list of loaded .so libs) in pcs.
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* If flags is ELF_INFO_MODULE, the module for the loader is also
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* added as a module into pcs.
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*/
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static BOOL elf_search_loader(struct process* pcs, struct elf_info* elf_info)
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{
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WCHAR *loader = get_wine_loader_name(pcs);
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PROCESS_BASIC_INFORMATION pbi;
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ULONG_PTR base = 0;
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BOOL ret;
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if (NtQueryInformationProcess( pcs->handle, ProcessBasicInformation,
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&pbi, sizeof(pbi), NULL ))
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return FALSE;
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if (!pcs->is_64bit)
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{
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PEB32 *peb32 = (PEB32 *)pbi.PebBaseAddress;
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DWORD base32;
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if (!ReadProcessMemory( pcs->handle, &peb32->Reserved[0], &base32,
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sizeof(base32), NULL ))
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return FALSE;
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base = base32;
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}
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else
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{
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if (!ReadProcessMemory( pcs->handle, &pbi.PebBaseAddress->Reserved[0],
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&base, sizeof(base), NULL ))
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return FALSE;
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}
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ret = elf_search_and_load_file(pcs, loader, base, 0, elf_info);
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heap_free(loader);
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return ret;
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}
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/******************************************************************
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* elf_read_wine_loader_dbg_info
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*
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* Try to find a decent wine executable which could have loaded the debuggee
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*/
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BOOL elf_read_wine_loader_dbg_info(struct process* pcs)
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{
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struct elf_info elf_info;
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elf_info.flags = ELF_INFO_DEBUG_HEADER | ELF_INFO_MODULE;
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if (!elf_search_loader(pcs, &elf_info)) return FALSE;
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elf_info.module->format_info[DFI_ELF]->u.elf_info->elf_loader = 1;
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module_set_module(elf_info.module, S_WineLoaderW);
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return (pcs->dbg_hdr_addr = elf_info.dbg_hdr_addr) != 0;
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}
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struct elf_enum_user
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{
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enum_modules_cb cb;
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@ -1720,6 +1662,64 @@ BOOL elf_synchronize_module_list(struct process* pcs)
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return TRUE;
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}
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/******************************************************************
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* elf_search_loader
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*
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* Lookup in a running ELF process the loader, and sets its ELF link
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* address (for accessing the list of loaded .so libs) in pcs.
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* If flags is ELF_INFO_MODULE, the module for the loader is also
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* added as a module into pcs.
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*/
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static BOOL elf_search_loader(struct process* pcs, struct elf_info* elf_info)
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{
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WCHAR *loader = get_wine_loader_name(pcs);
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PROCESS_BASIC_INFORMATION pbi;
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ULONG_PTR base = 0;
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BOOL ret;
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if (NtQueryInformationProcess( pcs->handle, ProcessBasicInformation,
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&pbi, sizeof(pbi), NULL ))
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return FALSE;
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if (!pcs->is_64bit)
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{
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PEB32 *peb32 = (PEB32 *)pbi.PebBaseAddress;
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DWORD base32;
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if (!ReadProcessMemory( pcs->handle, &peb32->Reserved[0], &base32,
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sizeof(base32), NULL ))
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return FALSE;
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base = base32;
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}
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else
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{
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if (!ReadProcessMemory( pcs->handle, &pbi.PebBaseAddress->Reserved[0],
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&base, sizeof(base), NULL ))
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return FALSE;
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}
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ret = elf_search_and_load_file(pcs, loader, base, 0, elf_info);
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heap_free(loader);
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return ret;
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}
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/******************************************************************
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* elf_read_wine_loader_dbg_info
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*
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* Try to find a decent wine executable which could have loaded the debuggee
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*/
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BOOL elf_read_wine_loader_dbg_info(struct process* pcs)
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{
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struct elf_info elf_info;
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elf_info.flags = ELF_INFO_DEBUG_HEADER | ELF_INFO_MODULE;
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if (!elf_search_loader(pcs, &elf_info)) return FALSE;
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elf_info.module->format_info[DFI_ELF]->u.elf_info->elf_loader = 1;
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module_set_module(elf_info.module, S_WineLoaderW);
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return (pcs->dbg_hdr_addr = elf_info.dbg_hdr_addr) != 0;
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}
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#else /* !__ELF__ */
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BOOL elf_map_handle(HANDLE handle, struct image_file_map* fmap)
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@ -1373,7 +1373,6 @@ static void macho_module_remove(struct process* pcs, struct module_format* modfm
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HeapFree(GetProcessHeap(), 0, modfmt);
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}
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/******************************************************************
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* get_dyld_image_info_address
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*/
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@ -1729,6 +1728,96 @@ BOOL macho_synchronize_module_list(struct process* pcs)
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return TRUE;
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}
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/******************************************************************
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* macho_enum_modules
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*
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* Enumerates the Mach-O loaded modules from a running target (hProc)
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* This function doesn't require that someone has called SymInitialize
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* on this very process.
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*/
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BOOL macho_enum_modules(struct process* process, enum_modules_cb cb, void* user)
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{
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struct macho_info macho_info;
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BOOL ret;
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TRACE("(%p, %p, %p)\n", process->handle, cb, user);
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macho_info.flags = MACHO_INFO_DEBUG_HEADER | MACHO_INFO_NAME;
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ret = macho_enum_modules_internal(process, macho_info.module_name, cb, user);
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HeapFree(GetProcessHeap(), 0, (char*)macho_info.module_name);
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return ret;
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}
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struct macho_load
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{
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struct process* pcs;
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struct macho_info macho_info;
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const WCHAR* name;
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BOOL ret;
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};
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/******************************************************************
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* macho_load_cb
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*
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* Callback for macho_load_module, used to walk the list of loaded
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* modules.
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*/
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static BOOL macho_load_cb(const WCHAR* name, unsigned long addr, void* user)
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{
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struct macho_load* ml = user;
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const WCHAR* p;
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TRACE("(%s, 0x%08lx, %p)\n", debugstr_w(name), addr, user);
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/* memcmp is needed for matches when bufstr contains also version information
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* ml->name: libc.so, name: libc.so.6.0
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*/
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p = file_name(name);
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if (!memcmp(p, ml->name, lstrlenW(ml->name) * sizeof(WCHAR)))
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{
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ml->ret = macho_search_and_load_file(ml->pcs, name, addr, &ml->macho_info);
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return FALSE;
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}
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return TRUE;
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}
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/******************************************************************
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* macho_load_module
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*
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* Loads a Mach-O module and stores it in process' module list.
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* Also, find module real name and load address from
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* the real loaded modules list in pcs address space.
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*/
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struct module* macho_load_module(struct process* pcs, const WCHAR* name, unsigned long addr)
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{
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struct macho_load ml;
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TRACE("(%p/%p, %s, 0x%08lx)\n", pcs, pcs->handle, debugstr_w(name), addr);
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ml.macho_info.flags = MACHO_INFO_MODULE;
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ml.ret = FALSE;
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if (pcs->dbg_hdr_addr) /* we're debugging a live target */
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{
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ml.pcs = pcs;
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/* do only the lookup from the filename, not the path (as we lookup module
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* name in the process' loaded module list)
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*/
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ml.name = file_name(name);
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ml.ret = FALSE;
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if (!macho_enum_modules_internal(pcs, NULL, macho_load_cb, &ml))
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return NULL;
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}
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else if (addr)
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{
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ml.name = name;
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ml.ret = macho_search_and_load_file(pcs, ml.name, addr, &ml.macho_info);
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}
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if (!ml.ret) return NULL;
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assert(ml.macho_info.module);
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return ml.macho_info.module;
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}
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/******************************************************************
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* macho_search_loader
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*
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@ -1836,96 +1925,6 @@ BOOL macho_read_wine_loader_dbg_info(struct process* pcs)
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return (pcs->dbg_hdr_addr = macho_info.dbg_hdr_addr) != 0;
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}
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/******************************************************************
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* macho_enum_modules
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*
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* Enumerates the Mach-O loaded modules from a running target (hProc)
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* This function doesn't require that someone has called SymInitialize
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* on this very process.
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*/
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BOOL macho_enum_modules(struct process* process, enum_modules_cb cb, void* user)
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{
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struct macho_info macho_info;
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BOOL ret;
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TRACE("(%p, %p, %p)\n", process->handle, cb, user);
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macho_info.flags = MACHO_INFO_DEBUG_HEADER | MACHO_INFO_NAME;
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ret = macho_enum_modules_internal(process, macho_info.module_name, cb, user);
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HeapFree(GetProcessHeap(), 0, (char*)macho_info.module_name);
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return ret;
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}
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struct macho_load
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{
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struct process* pcs;
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struct macho_info macho_info;
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const WCHAR* name;
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BOOL ret;
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};
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/******************************************************************
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* macho_load_cb
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*
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* Callback for macho_load_module, used to walk the list of loaded
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* modules.
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*/
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static BOOL macho_load_cb(const WCHAR* name, unsigned long addr, void* user)
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{
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struct macho_load* ml = user;
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const WCHAR* p;
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TRACE("(%s, 0x%08lx, %p)\n", debugstr_w(name), addr, user);
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/* memcmp is needed for matches when bufstr contains also version information
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* ml->name: libc.so, name: libc.so.6.0
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*/
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p = file_name(name);
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if (!memcmp(p, ml->name, lstrlenW(ml->name) * sizeof(WCHAR)))
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{
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ml->ret = macho_search_and_load_file(ml->pcs, name, addr, &ml->macho_info);
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return FALSE;
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}
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return TRUE;
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}
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/******************************************************************
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* macho_load_module
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*
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* Loads a Mach-O module and stores it in process' module list.
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* Also, find module real name and load address from
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* the real loaded modules list in pcs address space.
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*/
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struct module* macho_load_module(struct process* pcs, const WCHAR* name, unsigned long addr)
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{
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struct macho_load ml;
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TRACE("(%p/%p, %s, 0x%08lx)\n", pcs, pcs->handle, debugstr_w(name), addr);
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ml.macho_info.flags = MACHO_INFO_MODULE;
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ml.ret = FALSE;
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if (pcs->dbg_hdr_addr) /* we're debugging a live target */
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{
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ml.pcs = pcs;
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/* do only the lookup from the filename, not the path (as we lookup module
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* name in the process' loaded module list)
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*/
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ml.name = file_name(name);
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ml.ret = FALSE;
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if (!macho_enum_modules_internal(pcs, NULL, macho_load_cb, &ml))
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return NULL;
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}
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else if (addr)
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{
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ml.name = name;
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ml.ret = macho_search_and_load_file(pcs, ml.name, addr, &ml.macho_info);
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}
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if (!ml.ret) return NULL;
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assert(ml.macho_info.module);
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return ml.macho_info.module;
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}
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#else /* HAVE_MACH_O_LOADER_H */
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BOOL macho_synchronize_module_list(struct process* pcs)
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