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927 lines
34 KiB
C
927 lines
34 KiB
C
/*
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* File minidump.c - management of dumps (read & write)
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*
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* Copyright (C) 2004-2005, Eric Pouech
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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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
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*/
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#include <time.h>
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#define NONAMELESSUNION
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#define NONAMELESSSTRUCT
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#include "ntstatus.h"
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#define WIN32_NO_STATUS
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#include "dbghelp_private.h"
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#include "winternl.h"
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#include "psapi.h"
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#include "wine/debug.h"
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WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
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struct dump_memory
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{
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ULONG base;
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ULONG size;
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ULONG rva;
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};
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struct dump_module
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{
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unsigned is_elf;
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ULONG base;
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ULONG size;
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DWORD timestamp;
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DWORD checksum;
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WCHAR name[MAX_PATH];
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};
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struct dump_context
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{
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/* process & thread information */
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HANDLE hProcess;
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DWORD pid;
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void* pcs_buffer;
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SYSTEM_PROCESS_INFORMATION* spi;
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/* module information */
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struct dump_module* modules;
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unsigned num_modules;
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/* exception information */
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/* output information */
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MINIDUMP_TYPE type;
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HANDLE hFile;
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RVA rva;
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struct dump_memory* mem;
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unsigned num_mem;
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/* callback information */
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MINIDUMP_CALLBACK_INFORMATION* cb;
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};
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/******************************************************************
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* fetch_processes_info
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*
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* reads system wide process information, and make spi point to the record
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* for process of id 'pid'
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*/
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static BOOL fetch_processes_info(struct dump_context* dc)
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{
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ULONG buf_size = 0x1000;
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NTSTATUS nts;
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dc->pcs_buffer = NULL;
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if (!(dc->pcs_buffer = HeapAlloc(GetProcessHeap(), 0, buf_size))) return FALSE;
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for (;;)
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{
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nts = NtQuerySystemInformation(SystemProcessInformation,
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dc->pcs_buffer, buf_size, NULL);
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if (nts != STATUS_INFO_LENGTH_MISMATCH) break;
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dc->pcs_buffer = HeapReAlloc(GetProcessHeap(), 0, dc->pcs_buffer,
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buf_size *= 2);
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if (!dc->pcs_buffer) return FALSE;
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}
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if (nts == STATUS_SUCCESS)
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{
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dc->spi = dc->pcs_buffer;
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for (;;)
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{
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if (dc->spi->dwProcessID == dc->pid) return TRUE;
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if (!dc->spi->dwOffset) break;
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dc->spi = (SYSTEM_PROCESS_INFORMATION*)
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((char*)dc->spi + dc->spi->dwOffset);
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}
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}
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HeapFree(GetProcessHeap(), 0, dc->pcs_buffer);
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dc->pcs_buffer = NULL;
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dc->spi = NULL;
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return FALSE;
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}
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static void fetch_thread_stack(struct dump_context* dc, const void* teb_addr,
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const CONTEXT* ctx, MINIDUMP_MEMORY_DESCRIPTOR* mmd)
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{
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NT_TIB tib;
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if (ReadProcessMemory(dc->hProcess, teb_addr, &tib, sizeof(tib), NULL))
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{
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#ifdef __i386__
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/* limiting the stack dumping to the size actually used */
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if (ctx->Esp){
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/* make sure ESP is within the established range of the stack. It could have
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been clobbered by whatever caused the original exception. */
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if (ctx->Esp - 4 < (ULONG_PTR)tib.StackLimit || ctx->Esp - 4 > (ULONG_PTR)tib.StackBase)
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mmd->StartOfMemoryRange = (ULONG_PTR)tib.StackLimit;
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else
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mmd->StartOfMemoryRange = (ctx->Esp - 4);
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}
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else
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mmd->StartOfMemoryRange = (ULONG_PTR)tib.StackLimit;
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#elif defined(__powerpc__)
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if (ctx->Iar){
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/* make sure IAR is within the established range of the stack. It could have
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been clobbered by whatever caused the original exception. */
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if (ctx->Iar - 4 < (ULONG_PTR)tib.StackLimit || ctx->Iar - 4 > (ULONG_PTR)tib.StackBase)
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mmd->StartOfMemoryRange = (ULONG_PTR)tib.StackLimit;
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else
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mmd->StartOfMemoryRange = (ctx->Iar - 4);
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}
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else
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mmd->StartOfMemoryRange = (ULONG_PTR)tib.StackLimit;
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#elif defined(__x86_64__)
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if (ctx->Rsp){
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/* make sure RSP is within the established range of the stack. It could have
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been clobbered by whatever caused the original exception. */
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if (ctx->Rsp - 8 < (ULONG_PTR)tib.StackLimit || ctx->Rsp - 8 > (ULONG_PTR)tib.StackBase)
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mmd->StartOfMemoryRange = (ULONG_PTR)tib.StackLimit;
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else
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mmd->StartOfMemoryRange = (ctx->Rsp - 8);
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}
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else
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mmd->StartOfMemoryRange = (ULONG_PTR)tib.StackLimit;
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#else
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#error unsupported CPU
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#endif
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mmd->Memory.DataSize = (ULONG_PTR)tib.StackBase - mmd->StartOfMemoryRange;
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}
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}
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/******************************************************************
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* fetch_thread_info
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*
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* fetches some information about thread of id 'tid'
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*/
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static BOOL fetch_thread_info(struct dump_context* dc, int thd_idx,
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const MINIDUMP_EXCEPTION_INFORMATION* except,
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MINIDUMP_THREAD* mdThd, CONTEXT* ctx)
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{
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DWORD tid = dc->spi->ti[thd_idx].dwThreadID;
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HANDLE hThread;
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THREAD_BASIC_INFORMATION tbi;
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memset(ctx, 0, sizeof(*ctx));
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mdThd->ThreadId = dc->spi->ti[thd_idx].dwThreadID;
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mdThd->SuspendCount = 0;
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mdThd->Teb = 0;
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mdThd->Stack.StartOfMemoryRange = 0;
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mdThd->Stack.Memory.DataSize = 0;
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mdThd->Stack.Memory.Rva = 0;
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mdThd->ThreadContext.DataSize = 0;
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mdThd->ThreadContext.Rva = 0;
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mdThd->PriorityClass = dc->spi->ti[thd_idx].dwBasePriority; /* FIXME */
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mdThd->Priority = dc->spi->ti[thd_idx].dwCurrentPriority;
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if ((hThread = OpenThread(THREAD_ALL_ACCESS, FALSE, tid)) == NULL)
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{
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FIXME("Couldn't open thread %u (%u)\n",
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dc->spi->ti[thd_idx].dwThreadID, GetLastError());
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return FALSE;
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}
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if (NtQueryInformationThread(hThread, ThreadBasicInformation,
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&tbi, sizeof(tbi), NULL) == STATUS_SUCCESS)
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{
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mdThd->Teb = (ULONG_PTR)tbi.TebBaseAddress;
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if (tbi.ExitStatus == STILL_ACTIVE)
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{
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if (tid != GetCurrentThreadId() &&
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(mdThd->SuspendCount = SuspendThread(hThread)) != (DWORD)-1)
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{
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ctx->ContextFlags = CONTEXT_FULL;
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if (!GetThreadContext(hThread, ctx))
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memset(ctx, 0, sizeof(*ctx));
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fetch_thread_stack(dc, tbi.TebBaseAddress, ctx, &mdThd->Stack);
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ResumeThread(hThread);
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}
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else if (tid == GetCurrentThreadId() && except)
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{
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CONTEXT lctx, *pctx;
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mdThd->SuspendCount = 1;
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if (except->ClientPointers)
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{
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EXCEPTION_POINTERS ep;
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ReadProcessMemory(dc->hProcess, except->ExceptionPointers,
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&ep, sizeof(ep), NULL);
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ReadProcessMemory(dc->hProcess, ep.ContextRecord,
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&ctx, sizeof(ctx), NULL);
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pctx = &lctx;
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}
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else pctx = except->ExceptionPointers->ContextRecord;
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*ctx = *pctx;
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fetch_thread_stack(dc, tbi.TebBaseAddress, pctx, &mdThd->Stack);
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}
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else mdThd->SuspendCount = 0;
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}
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}
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CloseHandle(hThread);
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return TRUE;
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}
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/******************************************************************
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* add_module
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*
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* Add a module to a dump context
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*/
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static BOOL add_module(struct dump_context* dc, const WCHAR* name,
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DWORD base, DWORD size, DWORD timestamp, DWORD checksum,
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BOOL is_elf)
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{
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if (!dc->modules)
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dc->modules = HeapAlloc(GetProcessHeap(), 0,
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++dc->num_modules * sizeof(*dc->modules));
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else
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dc->modules = HeapReAlloc(GetProcessHeap(), 0, dc->modules,
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++dc->num_modules * sizeof(*dc->modules));
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if (!dc->modules) return FALSE;
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if (is_elf ||
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!GetModuleFileNameExW(dc->hProcess, (HMODULE)base,
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dc->modules[dc->num_modules - 1].name,
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sizeof(dc->modules[dc->num_modules - 1].name) / sizeof(WCHAR)))
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lstrcpynW(dc->modules[dc->num_modules - 1].name, name,
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sizeof(dc->modules[dc->num_modules - 1].name) / sizeof(WCHAR));
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dc->modules[dc->num_modules - 1].base = base;
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dc->modules[dc->num_modules - 1].size = size;
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dc->modules[dc->num_modules - 1].timestamp = timestamp;
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dc->modules[dc->num_modules - 1].checksum = checksum;
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dc->modules[dc->num_modules - 1].is_elf = is_elf;
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return TRUE;
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}
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/******************************************************************
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* fetch_pe_module_info_cb
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*
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* Callback for accumulating in dump_context a PE modules set
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*/
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static BOOL WINAPI fetch_pe_module_info_cb(PCWSTR name, DWORD64 base, ULONG size,
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PVOID user)
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{
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struct dump_context* dc = (struct dump_context*)user;
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IMAGE_NT_HEADERS nth;
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if (!validate_addr64(base)) return FALSE;
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if (pe_load_nt_header(dc->hProcess, base, &nth))
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add_module((struct dump_context*)user, name, base, size,
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nth.FileHeader.TimeDateStamp, nth.OptionalHeader.CheckSum,
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FALSE);
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return TRUE;
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}
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/******************************************************************
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* fetch_elf_module_info_cb
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*
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* Callback for accumulating in dump_context an ELF modules set
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*/
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static BOOL fetch_elf_module_info_cb(const WCHAR* name, unsigned long base,
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void* user)
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{
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struct dump_context* dc = (struct dump_context*)user;
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DWORD rbase, size, checksum;
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/* FIXME: there's no relevant timestamp on ELF modules */
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/* NB: if we have a non-null base from the live-target use it (whenever
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* the ELF module is relocatable or not). If we have a null base (ELF
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* module isn't relocatable) then grab its base address from ELF file
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*/
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if (!elf_fetch_file_info(name, &rbase, &size, &checksum))
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size = checksum = 0;
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add_module(dc, name, base ? base : rbase, size, 0 /* FIXME */, checksum, TRUE);
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return TRUE;
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}
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static void fetch_modules_info(struct dump_context* dc)
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{
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EnumerateLoadedModulesW64(dc->hProcess, fetch_pe_module_info_cb, dc);
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/* Since we include ELF modules in a separate stream from the regular PE ones,
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* we can always include those ELF modules (they don't eat lots of space)
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* And it's always a good idea to have a trace of the loaded ELF modules for
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* a given application in a post mortem debugging condition.
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*/
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elf_enum_modules(dc->hProcess, fetch_elf_module_info_cb, dc);
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}
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static void fetch_module_versioninfo(LPCWSTR filename, VS_FIXEDFILEINFO* ffi)
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{
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DWORD handle;
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DWORD sz;
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static const WCHAR backslashW[] = {'\\', '\0'};
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memset(ffi, 0, sizeof(*ffi));
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if ((sz = GetFileVersionInfoSizeW(filename, &handle)))
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{
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void* info = HeapAlloc(GetProcessHeap(), 0, sz);
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if (info && GetFileVersionInfoW(filename, handle, sz, info))
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{
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VS_FIXEDFILEINFO* ptr;
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UINT len;
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if (VerQueryValueW(info, backslashW, (void*)&ptr, &len))
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memcpy(ffi, ptr, min(len, sizeof(*ffi)));
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}
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HeapFree(GetProcessHeap(), 0, info);
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}
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}
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/******************************************************************
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* add_memory_block
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*
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* Add a memory block to be dumped in a minidump
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* If rva is non 0, it's the rva in the minidump where has to be stored
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* also the rva of the memory block when written (this allows to reference
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* a memory block from outside the list of memory blocks).
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*/
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static void add_memory_block(struct dump_context* dc, ULONG64 base, ULONG size, ULONG rva)
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{
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if (dc->mem)
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dc->mem = HeapReAlloc(GetProcessHeap(), 0, dc->mem,
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++dc->num_mem * sizeof(*dc->mem));
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else
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dc->mem = HeapAlloc(GetProcessHeap(), 0, ++dc->num_mem * sizeof(*dc->mem));
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if (dc->mem)
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{
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dc->mem[dc->num_mem - 1].base = base;
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dc->mem[dc->num_mem - 1].size = size;
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dc->mem[dc->num_mem - 1].rva = rva;
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}
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else dc->num_mem = 0;
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}
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/******************************************************************
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* writeat
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*
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* Writes a chunk of data at a given position in the minidump
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*/
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static void writeat(struct dump_context* dc, RVA rva, const void* data, unsigned size)
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{
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DWORD written;
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SetFilePointer(dc->hFile, rva, NULL, FILE_BEGIN);
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WriteFile(dc->hFile, data, size, &written, NULL);
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}
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/******************************************************************
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* append
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*
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* writes a new chunk of data to the minidump, increasing the current
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* rva in dc
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*/
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static void append(struct dump_context* dc, void* data, unsigned size)
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{
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writeat(dc, dc->rva, data, size);
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dc->rva += size;
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}
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/******************************************************************
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* dump_exception_info
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*
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* Write in File the exception information from pcs
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*/
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static unsigned dump_exception_info(struct dump_context* dc,
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const MINIDUMP_EXCEPTION_INFORMATION* except)
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{
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MINIDUMP_EXCEPTION_STREAM mdExcpt;
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EXCEPTION_RECORD rec, *prec;
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CONTEXT ctx, *pctx;
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int i;
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mdExcpt.ThreadId = except->ThreadId;
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mdExcpt.__alignment = 0;
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if (except->ClientPointers)
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{
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EXCEPTION_POINTERS ep;
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ReadProcessMemory(dc->hProcess,
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except->ExceptionPointers, &ep, sizeof(ep), NULL);
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ReadProcessMemory(dc->hProcess,
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ep.ExceptionRecord, &rec, sizeof(rec), NULL);
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ReadProcessMemory(dc->hProcess,
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ep.ContextRecord, &ctx, sizeof(ctx), NULL);
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prec = &rec;
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pctx = &ctx;
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}
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else
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{
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prec = except->ExceptionPointers->ExceptionRecord;
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pctx = except->ExceptionPointers->ContextRecord;
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}
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mdExcpt.ExceptionRecord.ExceptionCode = prec->ExceptionCode;
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mdExcpt.ExceptionRecord.ExceptionFlags = prec->ExceptionFlags;
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mdExcpt.ExceptionRecord.ExceptionRecord = (DWORD_PTR)prec->ExceptionRecord;
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mdExcpt.ExceptionRecord.ExceptionAddress = (DWORD_PTR)prec->ExceptionAddress;
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mdExcpt.ExceptionRecord.NumberParameters = prec->NumberParameters;
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mdExcpt.ExceptionRecord.__unusedAlignment = 0;
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for (i = 0; i < mdExcpt.ExceptionRecord.NumberParameters; i++)
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mdExcpt.ExceptionRecord.ExceptionInformation[i] = prec->ExceptionInformation[i];
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mdExcpt.ThreadContext.DataSize = sizeof(*pctx);
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mdExcpt.ThreadContext.Rva = dc->rva + sizeof(mdExcpt);
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append(dc, &mdExcpt, sizeof(mdExcpt));
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append(dc, pctx, sizeof(*pctx));
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return sizeof(mdExcpt);
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}
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/******************************************************************
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* dump_modules
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*
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* Write in File the modules from pcs
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*/
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static unsigned dump_modules(struct dump_context* dc, BOOL dump_elf)
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{
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MINIDUMP_MODULE mdModule;
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MINIDUMP_MODULE_LIST mdModuleList;
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char tmp[1024];
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MINIDUMP_STRING* ms = (MINIDUMP_STRING*)tmp;
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ULONG i, nmod;
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RVA rva_base;
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DWORD flags_out;
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unsigned sz;
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for (i = nmod = 0; i < dc->num_modules; i++)
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{
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if ((dc->modules[i].is_elf && dump_elf) ||
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(!dc->modules[i].is_elf && !dump_elf))
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nmod++;
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}
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mdModuleList.NumberOfModules = 0;
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/* reserve space for mdModuleList
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* FIXME: since we don't support 0 length arrays, we cannot use the
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* size of mdModuleList
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* FIXME: if we don't ask for all modules in cb, we'll get a hole in the file
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*/
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/* the stream size is just the size of the module index. It does not include the data for the
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names of each module. *Technically* the names are supposed to go into the common string table
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in the minidump file. Since each string is referenced by RVA they can all safely be located
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anywhere between streams in the file, so the end of this stream is sufficient. */
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rva_base = dc->rva;
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dc->rva += sz = sizeof(mdModuleList.NumberOfModules) + sizeof(mdModule) * nmod;
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for (i = 0; i < dc->num_modules; i++)
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{
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if ((dc->modules[i].is_elf && !dump_elf) ||
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(!dc->modules[i].is_elf && dump_elf))
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continue;
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flags_out = ModuleWriteModule | ModuleWriteMiscRecord | ModuleWriteCvRecord;
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|
if (dc->type & MiniDumpWithDataSegs)
|
|
flags_out |= ModuleWriteDataSeg;
|
|
if (dc->type & MiniDumpWithProcessThreadData)
|
|
flags_out |= ModuleWriteTlsData;
|
|
if (dc->type & MiniDumpWithCodeSegs)
|
|
flags_out |= ModuleWriteCodeSegs;
|
|
ms->Length = (lstrlenW(dc->modules[i].name) + 1) * sizeof(WCHAR);
|
|
if (sizeof(ULONG) + ms->Length > sizeof(tmp))
|
|
FIXME("Buffer overflow!!!\n");
|
|
lstrcpyW(ms->Buffer, dc->modules[i].name);
|
|
|
|
if (dc->cb)
|
|
{
|
|
MINIDUMP_CALLBACK_INPUT cbin;
|
|
MINIDUMP_CALLBACK_OUTPUT cbout;
|
|
|
|
cbin.ProcessId = dc->pid;
|
|
cbin.ProcessHandle = dc->hProcess;
|
|
cbin.CallbackType = ModuleCallback;
|
|
|
|
cbin.u.Module.FullPath = ms->Buffer;
|
|
cbin.u.Module.BaseOfImage = dc->modules[i].base;
|
|
cbin.u.Module.SizeOfImage = dc->modules[i].size;
|
|
cbin.u.Module.CheckSum = dc->modules[i].checksum;
|
|
cbin.u.Module.TimeDateStamp = dc->modules[i].timestamp;
|
|
memset(&cbin.u.Module.VersionInfo, 0, sizeof(cbin.u.Module.VersionInfo));
|
|
cbin.u.Module.CvRecord = NULL;
|
|
cbin.u.Module.SizeOfCvRecord = 0;
|
|
cbin.u.Module.MiscRecord = NULL;
|
|
cbin.u.Module.SizeOfMiscRecord = 0;
|
|
|
|
cbout.u.ModuleWriteFlags = flags_out;
|
|
if (!dc->cb->CallbackRoutine(dc->cb->CallbackParam, &cbin, &cbout))
|
|
continue;
|
|
flags_out &= cbout.u.ModuleWriteFlags;
|
|
}
|
|
if (flags_out & ModuleWriteModule)
|
|
{
|
|
mdModule.BaseOfImage = dc->modules[i].base;
|
|
mdModule.SizeOfImage = dc->modules[i].size;
|
|
mdModule.CheckSum = dc->modules[i].checksum;
|
|
mdModule.TimeDateStamp = dc->modules[i].timestamp;
|
|
mdModule.ModuleNameRva = dc->rva;
|
|
ms->Length -= sizeof(WCHAR);
|
|
append(dc, ms, sizeof(ULONG) + ms->Length + sizeof(WCHAR));
|
|
fetch_module_versioninfo(ms->Buffer, &mdModule.VersionInfo);
|
|
mdModule.CvRecord.DataSize = 0; /* FIXME */
|
|
mdModule.CvRecord.Rva = 0; /* FIXME */
|
|
mdModule.MiscRecord.DataSize = 0; /* FIXME */
|
|
mdModule.MiscRecord.Rva = 0; /* FIXME */
|
|
mdModule.Reserved0 = 0; /* FIXME */
|
|
mdModule.Reserved1 = 0; /* FIXME */
|
|
writeat(dc,
|
|
rva_base + sizeof(mdModuleList.NumberOfModules) +
|
|
mdModuleList.NumberOfModules++ * sizeof(mdModule),
|
|
&mdModule, sizeof(mdModule));
|
|
}
|
|
}
|
|
writeat(dc, rva_base, &mdModuleList.NumberOfModules,
|
|
sizeof(mdModuleList.NumberOfModules));
|
|
|
|
return sz;
|
|
}
|
|
|
|
/******************************************************************
|
|
* dump_system_info
|
|
*
|
|
* Dumps into File the information about the system
|
|
*/
|
|
static unsigned dump_system_info(struct dump_context* dc)
|
|
{
|
|
MINIDUMP_SYSTEM_INFO mdSysInfo;
|
|
SYSTEM_INFO sysInfo;
|
|
OSVERSIONINFOW osInfo;
|
|
DWORD written;
|
|
ULONG slen;
|
|
|
|
GetSystemInfo(&sysInfo);
|
|
osInfo.dwOSVersionInfoSize = sizeof(osInfo);
|
|
GetVersionExW(&osInfo);
|
|
|
|
mdSysInfo.ProcessorArchitecture = sysInfo.u.s.wProcessorArchitecture;
|
|
mdSysInfo.ProcessorLevel = sysInfo.wProcessorLevel;
|
|
mdSysInfo.ProcessorRevision = sysInfo.wProcessorRevision;
|
|
mdSysInfo.u.s.NumberOfProcessors = sysInfo.dwNumberOfProcessors;
|
|
mdSysInfo.u.s.ProductType = VER_NT_WORKSTATION; /* FIXME */
|
|
mdSysInfo.MajorVersion = osInfo.dwMajorVersion;
|
|
mdSysInfo.MinorVersion = osInfo.dwMinorVersion;
|
|
mdSysInfo.BuildNumber = osInfo.dwBuildNumber;
|
|
mdSysInfo.PlatformId = osInfo.dwPlatformId;
|
|
|
|
mdSysInfo.CSDVersionRva = dc->rva + sizeof(mdSysInfo);
|
|
mdSysInfo.u1.Reserved1 = 0;
|
|
mdSysInfo.u1.s.SuiteMask = VER_SUITE_TERMINAL;
|
|
|
|
FIXME("fill in CPU vendorID and feature set\n");
|
|
memset(&mdSysInfo.Cpu, 0, sizeof(mdSysInfo.Cpu));
|
|
|
|
append(dc, &mdSysInfo, sizeof(mdSysInfo));
|
|
|
|
/* write the service pack version string after this stream. It is referenced within the
|
|
stream by its RVA in the file. */
|
|
slen = lstrlenW(osInfo.szCSDVersion) * sizeof(WCHAR);
|
|
WriteFile(dc->hFile, &slen, sizeof(slen), &written, NULL);
|
|
WriteFile(dc->hFile, osInfo.szCSDVersion, slen, &written, NULL);
|
|
dc->rva += sizeof(ULONG) + slen;
|
|
|
|
return sizeof(mdSysInfo);
|
|
}
|
|
|
|
/******************************************************************
|
|
* dump_threads
|
|
*
|
|
* Dumps into File the information about running threads
|
|
*/
|
|
static unsigned dump_threads(struct dump_context* dc,
|
|
const MINIDUMP_EXCEPTION_INFORMATION* except)
|
|
{
|
|
MINIDUMP_THREAD mdThd;
|
|
MINIDUMP_THREAD_LIST mdThdList;
|
|
unsigned i;
|
|
RVA rva_base;
|
|
DWORD flags_out;
|
|
CONTEXT ctx;
|
|
|
|
mdThdList.NumberOfThreads = 0;
|
|
|
|
rva_base = dc->rva;
|
|
dc->rva += sizeof(mdThdList.NumberOfThreads) +
|
|
dc->spi->dwThreadCount * sizeof(mdThd);
|
|
|
|
for (i = 0; i < dc->spi->dwThreadCount; i++)
|
|
{
|
|
fetch_thread_info(dc, i, except, &mdThd, &ctx);
|
|
|
|
flags_out = ThreadWriteThread | ThreadWriteStack | ThreadWriteContext |
|
|
ThreadWriteInstructionWindow;
|
|
if (dc->type & MiniDumpWithProcessThreadData)
|
|
flags_out |= ThreadWriteThreadData;
|
|
if (dc->type & MiniDumpWithThreadInfo)
|
|
flags_out |= ThreadWriteThreadInfo;
|
|
|
|
if (dc->cb)
|
|
{
|
|
MINIDUMP_CALLBACK_INPUT cbin;
|
|
MINIDUMP_CALLBACK_OUTPUT cbout;
|
|
|
|
cbin.ProcessId = dc->pid;
|
|
cbin.ProcessHandle = dc->hProcess;
|
|
cbin.CallbackType = ThreadCallback;
|
|
cbin.u.Thread.ThreadId = dc->spi->ti[i].dwThreadID;
|
|
cbin.u.Thread.ThreadHandle = 0; /* FIXME */
|
|
cbin.u.Thread.Context = ctx;
|
|
cbin.u.Thread.SizeOfContext = sizeof(CONTEXT);
|
|
cbin.u.Thread.StackBase = mdThd.Stack.StartOfMemoryRange;
|
|
cbin.u.Thread.StackEnd = mdThd.Stack.StartOfMemoryRange +
|
|
mdThd.Stack.Memory.DataSize;
|
|
|
|
cbout.u.ThreadWriteFlags = flags_out;
|
|
if (!dc->cb->CallbackRoutine(dc->cb->CallbackParam, &cbin, &cbout))
|
|
continue;
|
|
flags_out &= cbout.u.ThreadWriteFlags;
|
|
}
|
|
if (flags_out & ThreadWriteThread)
|
|
{
|
|
if (ctx.ContextFlags && (flags_out & ThreadWriteContext))
|
|
{
|
|
mdThd.ThreadContext.Rva = dc->rva;
|
|
mdThd.ThreadContext.DataSize = sizeof(CONTEXT);
|
|
append(dc, &ctx, sizeof(CONTEXT));
|
|
}
|
|
if (mdThd.Stack.Memory.DataSize && (flags_out & ThreadWriteStack))
|
|
{
|
|
add_memory_block(dc, mdThd.Stack.StartOfMemoryRange,
|
|
mdThd.Stack.Memory.DataSize,
|
|
rva_base + sizeof(mdThdList.NumberOfThreads) +
|
|
mdThdList.NumberOfThreads * sizeof(mdThd) +
|
|
FIELD_OFFSET(MINIDUMP_THREAD, Stack.Memory.Rva));
|
|
}
|
|
writeat(dc,
|
|
rva_base + sizeof(mdThdList.NumberOfThreads) +
|
|
mdThdList.NumberOfThreads * sizeof(mdThd),
|
|
&mdThd, sizeof(mdThd));
|
|
mdThdList.NumberOfThreads++;
|
|
}
|
|
if (ctx.ContextFlags && (flags_out & ThreadWriteInstructionWindow))
|
|
{
|
|
/* FIXME: - Native dbghelp also dumps 0x80 bytes around EIP
|
|
* - also crop values across module boundaries,
|
|
* - and don't make it i386 dependent
|
|
*/
|
|
/* add_memory_block(dc, ctx.Eip - 0x80, ctx.Eip + 0x80, 0); */
|
|
}
|
|
}
|
|
writeat(dc, rva_base,
|
|
&mdThdList.NumberOfThreads, sizeof(mdThdList.NumberOfThreads));
|
|
|
|
return dc->rva - rva_base;
|
|
}
|
|
|
|
/******************************************************************
|
|
* dump_memory_info
|
|
*
|
|
* dumps information about the memory of the process (stack of the threads)
|
|
*/
|
|
static unsigned dump_memory_info(struct dump_context* dc)
|
|
{
|
|
MINIDUMP_MEMORY_LIST mdMemList;
|
|
MINIDUMP_MEMORY_DESCRIPTOR mdMem;
|
|
DWORD written;
|
|
unsigned i, pos, len, sz;
|
|
RVA rva_base;
|
|
char tmp[1024];
|
|
|
|
mdMemList.NumberOfMemoryRanges = dc->num_mem;
|
|
append(dc, &mdMemList.NumberOfMemoryRanges,
|
|
sizeof(mdMemList.NumberOfMemoryRanges));
|
|
rva_base = dc->rva;
|
|
sz = mdMemList.NumberOfMemoryRanges * sizeof(mdMem);
|
|
dc->rva += sz;
|
|
sz += sizeof(mdMemList.NumberOfMemoryRanges);
|
|
|
|
for (i = 0; i < dc->num_mem; i++)
|
|
{
|
|
mdMem.StartOfMemoryRange = dc->mem[i].base;
|
|
mdMem.Memory.Rva = dc->rva;
|
|
mdMem.Memory.DataSize = dc->mem[i].size;
|
|
SetFilePointer(dc->hFile, dc->rva, NULL, FILE_BEGIN);
|
|
for (pos = 0; pos < dc->mem[i].size; pos += sizeof(tmp))
|
|
{
|
|
len = min(dc->mem[i].size - pos, sizeof(tmp));
|
|
if (ReadProcessMemory(dc->hProcess,
|
|
(void*)(dc->mem[i].base + pos),
|
|
tmp, len, NULL))
|
|
WriteFile(dc->hFile, tmp, len, &written, NULL);
|
|
}
|
|
dc->rva += mdMem.Memory.DataSize;
|
|
writeat(dc, rva_base + i * sizeof(mdMem), &mdMem, sizeof(mdMem));
|
|
if (dc->mem[i].rva)
|
|
{
|
|
writeat(dc, dc->mem[i].rva, &mdMem.Memory.Rva, sizeof(mdMem.Memory.Rva));
|
|
}
|
|
}
|
|
|
|
return sz;
|
|
}
|
|
|
|
static unsigned dump_misc_info(struct dump_context* dc)
|
|
{
|
|
MINIDUMP_MISC_INFO mmi;
|
|
|
|
mmi.SizeOfInfo = sizeof(mmi);
|
|
mmi.Flags1 = MINIDUMP_MISC1_PROCESS_ID;
|
|
mmi.ProcessId = dc->pid;
|
|
/* FIXME: create/user/kernel time */
|
|
mmi.ProcessCreateTime = 0;
|
|
mmi.ProcessKernelTime = 0;
|
|
mmi.ProcessUserTime = 0;
|
|
|
|
append(dc, &mmi, sizeof(mmi));
|
|
return sizeof(mmi);
|
|
}
|
|
|
|
/******************************************************************
|
|
* MiniDumpWriteDump (DEBUGHLP.@)
|
|
*
|
|
*/
|
|
BOOL WINAPI MiniDumpWriteDump(HANDLE hProcess, DWORD pid, HANDLE hFile,
|
|
MINIDUMP_TYPE DumpType,
|
|
PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam,
|
|
PMINIDUMP_USER_STREAM_INFORMATION UserStreamParam,
|
|
PMINIDUMP_CALLBACK_INFORMATION CallbackParam)
|
|
{
|
|
static const MINIDUMP_DIRECTORY emptyDir = {UnusedStream, {0, 0}};
|
|
MINIDUMP_HEADER mdHead;
|
|
MINIDUMP_DIRECTORY mdDir;
|
|
DWORD i, nStreams, idx_stream;
|
|
struct dump_context dc;
|
|
|
|
dc.hProcess = hProcess;
|
|
dc.hFile = hFile;
|
|
dc.pid = pid;
|
|
dc.modules = NULL;
|
|
dc.num_modules = 0;
|
|
dc.cb = CallbackParam;
|
|
dc.type = DumpType;
|
|
dc.mem = NULL;
|
|
dc.num_mem = 0;
|
|
dc.rva = 0;
|
|
|
|
if (!fetch_processes_info(&dc)) return FALSE;
|
|
fetch_modules_info(&dc);
|
|
|
|
/* 1) init */
|
|
nStreams = 6 + (ExceptionParam ? 1 : 0) +
|
|
(UserStreamParam ? UserStreamParam->UserStreamCount : 0);
|
|
|
|
/* pad the directory size to a multiple of 4 for alignment purposes */
|
|
nStreams = (nStreams + 3) & ~3;
|
|
|
|
if (DumpType & MiniDumpWithDataSegs)
|
|
FIXME("NIY MiniDumpWithDataSegs\n");
|
|
if (DumpType & MiniDumpWithFullMemory)
|
|
FIXME("NIY MiniDumpWithFullMemory\n");
|
|
if (DumpType & MiniDumpWithHandleData)
|
|
FIXME("NIY MiniDumpWithHandleData\n");
|
|
if (DumpType & MiniDumpFilterMemory)
|
|
FIXME("NIY MiniDumpFilterMemory\n");
|
|
if (DumpType & MiniDumpScanMemory)
|
|
FIXME("NIY MiniDumpScanMemory\n");
|
|
|
|
/* 2) write header */
|
|
mdHead.Signature = MINIDUMP_SIGNATURE;
|
|
mdHead.Version = MINIDUMP_VERSION; /* NOTE: native puts in an 'implementation specific' value in the high order word of this member */
|
|
mdHead.NumberOfStreams = nStreams;
|
|
mdHead.CheckSum = 0; /* native sets a 0 checksum in its files */
|
|
mdHead.StreamDirectoryRva = sizeof(mdHead);
|
|
mdHead.u.TimeDateStamp = time(NULL);
|
|
mdHead.Flags = DumpType;
|
|
append(&dc, &mdHead, sizeof(mdHead));
|
|
|
|
/* 3) write stream directories */
|
|
dc.rva += nStreams * sizeof(mdDir);
|
|
idx_stream = 0;
|
|
|
|
/* 3.1) write data stream directories */
|
|
|
|
/* must be first in minidump */
|
|
mdDir.StreamType = SystemInfoStream;
|
|
mdDir.Location.Rva = dc.rva;
|
|
mdDir.Location.DataSize = dump_system_info(&dc);
|
|
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
|
|
&mdDir, sizeof(mdDir));
|
|
|
|
mdDir.StreamType = ThreadListStream;
|
|
mdDir.Location.Rva = dc.rva;
|
|
mdDir.Location.DataSize = dump_threads(&dc, ExceptionParam);
|
|
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
|
|
&mdDir, sizeof(mdDir));
|
|
|
|
mdDir.StreamType = ModuleListStream;
|
|
mdDir.Location.Rva = dc.rva;
|
|
mdDir.Location.DataSize = dump_modules(&dc, FALSE);
|
|
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
|
|
&mdDir, sizeof(mdDir));
|
|
|
|
mdDir.StreamType = 0xfff0; /* FIXME: this is part of MS reserved streams */
|
|
mdDir.Location.Rva = dc.rva;
|
|
mdDir.Location.DataSize = dump_modules(&dc, TRUE);
|
|
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
|
|
&mdDir, sizeof(mdDir));
|
|
|
|
mdDir.StreamType = MemoryListStream;
|
|
mdDir.Location.Rva = dc.rva;
|
|
mdDir.Location.DataSize = dump_memory_info(&dc);
|
|
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
|
|
&mdDir, sizeof(mdDir));
|
|
|
|
mdDir.StreamType = MiscInfoStream;
|
|
mdDir.Location.Rva = dc.rva;
|
|
mdDir.Location.DataSize = dump_misc_info(&dc);
|
|
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
|
|
&mdDir, sizeof(mdDir));
|
|
|
|
/* 3.2) write exception information (if any) */
|
|
if (ExceptionParam)
|
|
{
|
|
mdDir.StreamType = ExceptionStream;
|
|
mdDir.Location.Rva = dc.rva;
|
|
mdDir.Location.DataSize = dump_exception_info(&dc, ExceptionParam);
|
|
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
|
|
&mdDir, sizeof(mdDir));
|
|
}
|
|
|
|
/* 3.3) write user defined streams (if any) */
|
|
if (UserStreamParam)
|
|
{
|
|
for (i = 0; i < UserStreamParam->UserStreamCount; i++)
|
|
{
|
|
mdDir.StreamType = UserStreamParam->UserStreamArray[i].Type;
|
|
mdDir.Location.DataSize = UserStreamParam->UserStreamArray[i].BufferSize;
|
|
mdDir.Location.Rva = dc.rva;
|
|
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
|
|
&mdDir, sizeof(mdDir));
|
|
append(&dc, UserStreamParam->UserStreamArray[i].Buffer,
|
|
UserStreamParam->UserStreamArray[i].BufferSize);
|
|
}
|
|
}
|
|
|
|
/* fill the remaining directory entries with 0's (unused stream types) */
|
|
/* NOTE: this should always come last in the dump! */
|
|
for (i = idx_stream; i < nStreams; i++)
|
|
writeat(&dc, mdHead.StreamDirectoryRva + i * sizeof(emptyDir), &emptyDir, sizeof(emptyDir));
|
|
|
|
HeapFree(GetProcessHeap(), 0, dc.pcs_buffer);
|
|
HeapFree(GetProcessHeap(), 0, dc.mem);
|
|
HeapFree(GetProcessHeap(), 0, dc.modules);
|
|
|
|
return TRUE;
|
|
}
|
|
|
|
/******************************************************************
|
|
* MiniDumpReadDumpStream (DEBUGHLP.@)
|
|
*
|
|
*
|
|
*/
|
|
BOOL WINAPI MiniDumpReadDumpStream(PVOID base, ULONG str_idx,
|
|
PMINIDUMP_DIRECTORY* pdir,
|
|
PVOID* stream, ULONG* size)
|
|
{
|
|
MINIDUMP_HEADER* mdHead = (MINIDUMP_HEADER*)base;
|
|
|
|
if (mdHead->Signature == MINIDUMP_SIGNATURE)
|
|
{
|
|
MINIDUMP_DIRECTORY* dir;
|
|
int i;
|
|
|
|
dir = (MINIDUMP_DIRECTORY*)((char*)base + mdHead->StreamDirectoryRva);
|
|
for (i = 0; i < mdHead->NumberOfStreams; i++, dir++)
|
|
{
|
|
if (dir->StreamType == str_idx)
|
|
{
|
|
*pdir = dir;
|
|
*stream = (char*)base + dir->Location.Rva;
|
|
*size = dir->Location.DataSize;
|
|
return TRUE;
|
|
}
|
|
}
|
|
}
|
|
SetLastError(ERROR_INVALID_PARAMETER);
|
|
return FALSE;
|
|
}
|