(svn r17450) -Codechange: refactor the windows crash logger so parts of it can be reused by other crash logger implementations
This commit is contained in:
rubidium
@@ -9,38 +9,101 @@
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/** @file crashlog_win.cpp Implementation of a crashlogger for Windows */
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#if defined(WIN32_EXCEPTION_TRACKER)
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#include "../../stdafx.h"
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#include "../../crashlog.h"
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#include "win32.h"
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#include "../../core/alloc_func.hpp"
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#include "../../core/math_func.hpp"
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#include "../../string_func.h"
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#include "../../gamelog.h"
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#include "../../saveload/saveload.h"
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#include "../../fileio_func.h"
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#include "../../rev.h"
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#include "../../strings_func.h"
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#include <windows.h>
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#include <dbghelp.h>
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static const char *_exception_string = NULL;
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void SetExceptionString(const char *s, ...)
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/**
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* Windows implementation for the crash logger.
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*/
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class CrashLogWindows : public CrashLog {
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/** Information about the encountered exception */
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EXCEPTION_POINTERS *ep;
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/* virtual */ char *LogOSVersion(char *buffer, const char *last) const;
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/* virtual */ char *LogError(char *buffer, const char *last, const char *message) const;
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/* virtual */ char *LogStacktrace(char *buffer, const char *last) const;
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/* virtual */ char *LogRegisters(char *buffer, const char *last) const;
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/* virtual */ char *LogModules(char *buffer, const char *last) const;
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public:
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#if defined(_MSC_VER)
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/* virtual */ int WriteCrashDump(char *filename, const char *filename_last) const;
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#endif /* _MSC_VER */
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/** Buffer for the generated crash log */
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char crashlog[65536];
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/** Buffer for the filename of the crash log */
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char crashlog_filename[MAX_PATH];
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/** Buffer for the filename of the crash dump */
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char crashdump_filename[MAX_PATH];
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/**
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* A crash log is always generated when it's generated.
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* @param ep the data related to the exception.
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*/
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CrashLogWindows(EXCEPTION_POINTERS *ep = NULL) :
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ep(ep)
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{
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this->crashlog[0] = '\0';
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this->crashlog_filename[0] = '\0';
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this->crashdump_filename[0] = '\0';
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}
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/**
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* Points to the current crash log.
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*/
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static CrashLogWindows *current;
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};
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/* static */ CrashLogWindows *CrashLogWindows::current = NULL;
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/* virtual */ char *CrashLogWindows::LogOSVersion(char *buffer, const char *last) const
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{
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va_list va;
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char buf[512];
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_OSVERSIONINFOA os;
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os.dwOSVersionInfoSize = sizeof(os);
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GetVersionExA(&os);
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va_start(va, s);
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vsnprintf(buf, lengthof(buf), s, va);
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va_end(va);
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return buffer + seprintf(buffer, last,
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"Operating system:\n"
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" Name: Windows\n"
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" Release: %d.%d.%d (%s)\n"
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" MSVC: %s\n\n",
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(int)os.dwMajorVersion,
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(int)os.dwMinorVersion,
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(int)os.dwBuildNumber,
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os.szCSDVersion,
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#if defined(_MSC_VER)
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"Yes"
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#else
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"No"
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#endif
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);
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_exception_string = strdup(buf);
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}
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static void *_safe_esp;
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static char *_crash_msg;
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static bool _expanded;
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static bool _did_emerg_save;
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/* virtual */ char *CrashLogWindows::LogError(char *buffer, const char *last, const char *message) const
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{
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return buffer + seprintf(buffer, last,
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"Crash reason:\n"
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" Exception: %.8X\n"
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#ifdef _M_AMD64
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" Location: %.16IX\n"
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#else
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" Location: %.8X\n"
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#endif
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" Message: %s\n\n",
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(int)ep->ExceptionRecord->ExceptionCode,
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(size_t)ep->ExceptionRecord->ExceptionAddress,
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message == NULL ? "<none>" : message
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);
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}
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struct DebugFileInfo {
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uint32 size;
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@@ -112,7 +175,7 @@ static char *PrintModuleInfo(char *output, const char *last, HMODULE mod)
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GetModuleFileName(mod, buffer, MAX_PATH);
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GetFileInfo(&dfi, buffer);
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output += seprintf(output, last, " %-20s handle: %p size: %d crc: %.8X date: %d-%.2d-%.2d %.2d:%.2d:%.2d\r\n",
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output += seprintf(output, last, " %-20s handle: %p size: %d crc: %.8X date: %d-%.2d-%.2d %.2d:%.2d:%.2d\n",
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WIDE_TO_MB(buffer),
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mod,
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dfi.size,
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@@ -127,10 +190,13 @@ static char *PrintModuleInfo(char *output, const char *last, HMODULE mod)
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return output;
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}
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static char *PrintModuleList(char *output, const char *last)
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/* virtual */ char *CrashLogWindows::LogModules(char *output, const char *last) const
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{
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MakeCRCTable(AllocaM(uint32, 256));
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BOOL (WINAPI *EnumProcessModules)(HANDLE, HMODULE*, DWORD, LPDWORD);
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output += seprintf(output, last, "Module information:\n");
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if (LoadLibraryList((Function*)&EnumProcessModules, "psapi.dll\0EnumProcessModules\0\0")) {
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HMODULE modules[100];
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DWORD needed;
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@@ -144,14 +210,211 @@ static char *PrintModuleList(char *output, const char *last)
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size_t count = min(needed / sizeof(HMODULE), lengthof(modules));
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for (size_t i = 0; i != count; i++) output = PrintModuleInfo(output, last, modules[i]);
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return output;
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return output + seprintf(output, last, "\n");
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}
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}
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}
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output = PrintModuleInfo(output, last, NULL);
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return output;
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return output + seprintf(output, last, "\n");
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}
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/* virtual */ char *CrashLogWindows::LogRegisters(char *buffer, const char *last) const
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{
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buffer += seprintf(buffer, last, "Registers:\n");
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#ifdef _M_AMD64
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buffer += seprintf(buffer, last,
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"Registers:\n"
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" RAX: %.16llX RBX: %.16llX RCX: %.16llX RDX: %.16llX\n"
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" RSI: %.16llX RDI: %.16llX RBP: %.16llX RSP: %.16llX\n"
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" R8: %.16llX R9: %.16llX R10: %.16llX R11: %.16llX\n"
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" R12: %.16llX R13: %.16llX R14: %.16llX R15: %.16llX\n"
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" RIP: %.16llX EFLAGS: %.8X\n",
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ep->ContextRecord->Rax,
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ep->ContextRecord->Rbx,
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ep->ContextRecord->Rcx,
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ep->ContextRecord->Rdx,
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ep->ContextRecord->Rsi,
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ep->ContextRecord->Rdi,
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ep->ContextRecord->Rbp,
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ep->ContextRecord->Rsp,
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ep->ContextRecord->R8,
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ep->ContextRecord->R9,
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ep->ContextRecord->R10,
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ep->ContextRecord->R11,
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ep->ContextRecord->R12,
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ep->ContextRecord->R13,
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ep->ContextRecord->R14,
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ep->ContextRecord->R15,
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ep->ContextRecord->Rip,
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ep->ContextRecord->EFlags
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);
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#else
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buffer += seprintf(buffer, last,
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" EAX: %.8X EBX: %.8X ECX: %.8X EDX: %.8X\n"
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" ESI: %.8X EDI: %.8X EBP: %.8X ESP: %.8X\n"
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" EIP: %.8X EFLAGS: %.8X\n",
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(int)ep->ContextRecord->Eax,
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(int)ep->ContextRecord->Ebx,
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(int)ep->ContextRecord->Ecx,
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(int)ep->ContextRecord->Edx,
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(int)ep->ContextRecord->Esi,
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(int)ep->ContextRecord->Edi,
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(int)ep->ContextRecord->Ebp,
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(int)ep->ContextRecord->Esp,
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(int)ep->ContextRecord->Eip,
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(int)ep->ContextRecord->EFlags
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);
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#endif
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buffer += seprintf(buffer, last, "\n Bytes at instruction pointer:\n");
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#ifdef _M_AMD64
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byte *b = (byte*)ep->ContextRecord->Rip;
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#else
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byte *b = (byte*)ep->ContextRecord->Eip;
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#endif
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for (int i = 0; i != 24; i++) {
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if (IsBadReadPtr(b, 1)) {
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buffer += seprintf(buffer, last, " ??"); // OCR: WAS: , 0);
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} else {
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buffer += seprintf(buffer, last, " %.2X", *b);
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}
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b++;
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}
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return buffer + seprintf(buffer, last, "\n\n");
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}
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/* virtual */ char *CrashLogWindows::LogStacktrace(char *buffer, const char *last) const
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{
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buffer += seprintf(buffer, last, "Stack trace:\n");
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#ifdef _M_AMD64
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uint32 *b = (uint32*)ep->ContextRecord->Rsp;
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#else
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uint32 *b = (uint32*)ep->ContextRecord->Esp;
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#endif
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for (int j = 0; j != 24; j++) {
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for (int i = 0; i != 8; i++) {
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if (IsBadReadPtr(b, sizeof(uint32))) {
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buffer += seprintf(buffer, last, " ????????"); // OCR: WAS - , 0);
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} else {
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buffer += seprintf(buffer, last, " %.8X", *b);
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}
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b++;
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}
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buffer += seprintf(buffer, last, "\n");
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}
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return buffer + seprintf(buffer, last, "\n");
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}
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#if defined(_MSC_VER)
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#include <dbghelp.h>
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/* virtual */ int CrashLogWindows::WriteCrashDump(char *filename, const char *filename_last) const
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{
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int ret = 0;
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HMODULE dbghelp = LoadLibrary(_T("dbghelp.dll"));
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if (dbghelp != NULL) {
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typedef BOOL (WINAPI *MiniDumpWriteDump_t)(HANDLE, DWORD, HANDLE,
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MINIDUMP_TYPE,
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CONST PMINIDUMP_EXCEPTION_INFORMATION,
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CONST PMINIDUMP_USER_STREAM_INFORMATION,
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CONST PMINIDUMP_CALLBACK_INFORMATION);
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MiniDumpWriteDump_t funcMiniDumpWriteDump = (MiniDumpWriteDump_t)GetProcAddress(dbghelp, "MiniDumpWriteDump");
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if (funcMiniDumpWriteDump != NULL) {
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seprintf(filename, filename_last, "%scrash.dmp", _personal_dir);
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HANDLE file = CreateFile(OTTD2FS(filename), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
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HANDLE proc = GetCurrentProcess();
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DWORD procid = GetCurrentProcessId();
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MINIDUMP_EXCEPTION_INFORMATION mdei;
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MINIDUMP_USER_STREAM userstream;
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MINIDUMP_USER_STREAM_INFORMATION musi;
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userstream.Type = LastReservedStream + 1;
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userstream.Buffer = (void*)this->crashlog;
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userstream.BufferSize = (ULONG)strlen(this->crashlog) + 1;
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musi.UserStreamCount = 1;
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musi.UserStreamArray = &userstream;
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mdei.ThreadId = GetCurrentThreadId();
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mdei.ExceptionPointers = ep;
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mdei.ClientPointers = false;
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funcMiniDumpWriteDump(proc, procid, file, MiniDumpWithDataSegs, &mdei, &musi, NULL);
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ret = 1;
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} else {
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ret = -1;
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}
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FreeLibrary(dbghelp);
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}
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return ret;
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}
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#endif /* _MSC_VER */
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extern bool CloseConsoleLogIfActive();
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static void ShowCrashlogWindow();
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/**
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* Stack pointer for use when 'starting' the crash handler.
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* Not static as gcc's inline assembly needs it that way.
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*/
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void *_safe_esp = NULL;
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static LONG WINAPI ExceptionHandler(EXCEPTION_POINTERS *ep)
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{
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if (CrashLogWindows::current != NULL) {
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CrashLog::AfterCrashLogCleanup();
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ExitProcess(2);
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}
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CrashLogWindows *log = new CrashLogWindows(ep);
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CrashLogWindows::current = log;
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log->FillCrashLog(log->crashlog, lastof(log->crashlog));
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log->WriteCrashLog(log->crashlog, log->crashlog_filename, lastof(log->crashlog_filename));
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log->WriteCrashDump(log->crashdump_filename, lastof(log->crashdump_filename));
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/* Close any possible log files */
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CloseConsoleLogIfActive();
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if (_safe_esp) {
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#ifdef _M_AMD64
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ep->ContextRecord->Rip = (DWORD64)ShowCrashlogWindow;
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ep->ContextRecord->Rsp = (DWORD64)_safe_esp;
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#else
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ep->ContextRecord->Eip = (DWORD)ShowCrashlogWindow;
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ep->ContextRecord->Esp = (DWORD)_safe_esp;
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#endif
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return EXCEPTION_CONTINUE_EXECUTION;
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}
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CrashLog::AfterCrashLogCleanup();
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return EXCEPTION_EXECUTE_HANDLER;
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}
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#ifdef _M_AMD64
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extern "C" void *_get_safe_esp();
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#endif
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/* static */ void CrashLog::InitialiseCrashLog()
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{
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#if defined(_MSC_VER)
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#ifdef _M_AMD64
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_safe_esp = _get_safe_esp();
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#else
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_asm {
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mov _safe_esp, esp
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}
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#endif
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#else
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asm("movl %esp, __safe_esp");
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#endif
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SetUnhandledExceptionFilter(ExceptionHandler);
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}
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/* The crash log GUI */
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static bool _expanded;
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static const TCHAR _crash_desc[] =
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_T("A serious fault condition occured in the game. The game will shut down.\n")
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_T("Please send the crash information and the crash.dmp file (if any) to the developers.\n")
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@@ -168,15 +431,6 @@ static const TCHAR _emergency_crash[] =
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_T("A serious fault condition occured in the game. The game will shut down.\n")
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_T("As you loaded an emergency savegame no crash information will be generated.\n");
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static bool EmergencySave()
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{
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GamelogStartAction(GLAT_EMERGENCY);
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GamelogEmergency();
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GamelogStopAction();
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SaveOrLoad("crash.sav", SL_SAVE, BASE_DIR);
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return true;
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}
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static const TCHAR * const _expand_texts[] = {_T("S&how report >>"), _T("&Hide report <<") };
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static void SetWndSize(HWND wnd, int mode)
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@@ -200,18 +454,6 @@ static void SetWndSize(HWND wnd, int mode)
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}
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}
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static bool DoEmergencySave(HWND wnd)
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{
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bool b = false;
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EnableWindow(GetDlgItem(wnd, 13), FALSE);
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_did_emerg_save = true;
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__try {
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b = EmergencySave();
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} __except (1) {}
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return b;
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}
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static INT_PTR CALLBACK CrashDialogFunc(HWND wnd, UINT msg, WPARAM wParam, LPARAM lParam)
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{
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switch (msg) {
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@@ -219,19 +461,32 @@ static INT_PTR CALLBACK CrashDialogFunc(HWND wnd, UINT msg, WPARAM wParam, LPARA
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#if defined(UNICODE)
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/* We need to put the crash-log in a seperate buffer because the default
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* buffer in MB_TO_WIDE is not large enough (512 chars) */
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wchar_t crash_msgW[8096];
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wchar_t crash_msgW[lengthof(CrashLogWindows::current->crashlog)];
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#endif
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/* Convert unix -> dos newlines because the edit box only supports that properly :( */
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const char *unix_nl = CrashLogWindows::current->crashlog;
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char dos_nl[lengthof(CrashLogWindows::current->crashlog)];
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char *p = dos_nl;
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WChar c;
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while ((c = Utf8Consume(&unix_nl)) && p < lastof(dos_nl) - 4) { // 4 is max number of bytes per character
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if (c == '\n') p += Utf8Encode(p, '\r');
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p += Utf8Encode(p, c);
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}
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*p = '\0';
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SetDlgItemText(wnd, 10, _crash_desc);
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SetDlgItemText(wnd, 11, MB_TO_WIDE_BUFFER(_crash_msg, crash_msgW, lengthof(crash_msgW)));
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SetDlgItemText(wnd, 11, MB_TO_WIDE_BUFFER(dos_nl, crash_msgW, lengthof(crash_msgW)));
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SendDlgItemMessage(wnd, 11, WM_SETFONT, (WPARAM)GetStockObject(ANSI_FIXED_FONT), FALSE);
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SetWndSize(wnd, -1);
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} return TRUE;
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case WM_COMMAND:
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switch (wParam) {
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case 12: // Close
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ExitProcess(0);
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CrashLog::AfterCrashLogCleanup();
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ExitProcess(2);
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case 13: // Emergency save
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if (DoEmergencySave(wnd)) {
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char filename[MAX_PATH];
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if (CrashLogWindows::current->WriteSavegame(filename, lastof(filename))) {
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MessageBox(wnd, _save_succeeded, _T("Save successful"), MB_ICONINFORMATION);
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} else {
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MessageBox(wnd, _T("Save failed"), _T("Save failed"), MB_ICONINFORMATION);
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@@ -243,258 +498,17 @@ static INT_PTR CALLBACK CrashDialogFunc(HWND wnd, UINT msg, WPARAM wParam, LPARA
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break;
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}
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return TRUE;
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case WM_CLOSE: ExitProcess(0);
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case WM_CLOSE:
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CrashLog::AfterCrashLogCleanup();
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ExitProcess(2);
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}
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return FALSE;
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}
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static void Handler2()
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static void ShowCrashlogWindow()
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{
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ShowCursor(TRUE);
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ShowWindow(GetActiveWindow(), FALSE);
|
||||
DialogBox(GetModuleHandle(NULL), MAKEINTRESOURCE(100), NULL, CrashDialogFunc);
|
||||
}
|
||||
|
||||
extern bool CloseConsoleLogIfActive();
|
||||
|
||||
static HANDLE _file_crash_log;
|
||||
|
||||
static void GamelogPrintCrashLogProc(const char *s)
|
||||
{
|
||||
DWORD num_written;
|
||||
WriteFile(_file_crash_log, s, (DWORD)strlen(s), &num_written, NULL);
|
||||
WriteFile(_file_crash_log, "\r\n", (DWORD)strlen("\r\n"), &num_written, NULL);
|
||||
}
|
||||
|
||||
/** Amount of output for the execption handler. */
|
||||
static const int EXCEPTION_OUTPUT_SIZE = 8192;
|
||||
|
||||
static LONG WINAPI ExceptionHandler(EXCEPTION_POINTERS *ep)
|
||||
{
|
||||
char *output;
|
||||
static bool had_exception = false;
|
||||
|
||||
if (had_exception) ExitProcess(0);
|
||||
if (GamelogTestEmergency()) {
|
||||
MessageBox(NULL, _emergency_crash, _T("Fatal Application Failure"), MB_ICONERROR);
|
||||
ExitProcess(0);
|
||||
}
|
||||
had_exception = true;
|
||||
|
||||
MakeCRCTable(AllocaM(uint32, 256));
|
||||
_crash_msg = output = (char*)LocalAlloc(LMEM_FIXED, EXCEPTION_OUTPUT_SIZE);
|
||||
const char *last = output + EXCEPTION_OUTPUT_SIZE - 1;
|
||||
|
||||
{
|
||||
SYSTEMTIME time;
|
||||
GetLocalTime(&time);
|
||||
output += seprintf(output, last,
|
||||
"*** OpenTTD Crash Report ***\r\n"
|
||||
"Date: %d-%.2d-%.2d %.2d:%.2d:%.2d\r\n"
|
||||
"Build: %s (%d) built on %s\r\n",
|
||||
time.wYear,
|
||||
time.wMonth,
|
||||
time.wDay,
|
||||
time.wHour,
|
||||
time.wMinute,
|
||||
time.wSecond,
|
||||
_openttd_revision,
|
||||
_openttd_revision_modified,
|
||||
_openttd_build_date
|
||||
);
|
||||
}
|
||||
|
||||
if (_exception_string)
|
||||
output += seprintf(output, last, "Reason: %s\r\n", _exception_string);
|
||||
|
||||
output += seprintf(output, last, "Language: %s\r\n", _dynlang.curr_file);
|
||||
|
||||
#ifdef _M_AMD64
|
||||
output += seprintf(output, last, "Exception %.8X at %.16IX\r\n"
|
||||
"Registers:\r\n"
|
||||
"RAX: %.16llX RBX: %.16llX RCX: %.16llX RDX: %.16llX\r\n"
|
||||
"RSI: %.16llX RDI: %.16llX RBP: %.16llX RSP: %.16llX\r\n"
|
||||
"R8: %.16llX R9: %.16llX R10: %.16llX R11: %.16llX\r\n"
|
||||
"R12: %.16llX R13: %.16llX R14: %.16llX R15: %.16llX\r\n"
|
||||
"RIP: %.16llX EFLAGS: %.8X\r\n"
|
||||
"\r\nBytes at CS:RIP:\r\n",
|
||||
ep->ExceptionRecord->ExceptionCode,
|
||||
ep->ExceptionRecord->ExceptionAddress,
|
||||
ep->ContextRecord->Rax,
|
||||
ep->ContextRecord->Rbx,
|
||||
ep->ContextRecord->Rcx,
|
||||
ep->ContextRecord->Rdx,
|
||||
ep->ContextRecord->Rsi,
|
||||
ep->ContextRecord->Rdi,
|
||||
ep->ContextRecord->Rbp,
|
||||
ep->ContextRecord->Rsp,
|
||||
ep->ContextRecord->R8,
|
||||
ep->ContextRecord->R9,
|
||||
ep->ContextRecord->R10,
|
||||
ep->ContextRecord->R11,
|
||||
ep->ContextRecord->R12,
|
||||
ep->ContextRecord->R13,
|
||||
ep->ContextRecord->R14,
|
||||
ep->ContextRecord->R15,
|
||||
ep->ContextRecord->Rip,
|
||||
ep->ContextRecord->EFlags
|
||||
);
|
||||
#else
|
||||
output += seprintf(output, last, "Exception %.8X at %.8p\r\n"
|
||||
"Registers:\r\n"
|
||||
" EAX: %.8X EBX: %.8X ECX: %.8X EDX: %.8X\r\n"
|
||||
" ESI: %.8X EDI: %.8X EBP: %.8X ESP: %.8X\r\n"
|
||||
" EIP: %.8X EFLAGS: %.8X\r\n"
|
||||
"\r\nBytes at CS:EIP:\r\n",
|
||||
ep->ExceptionRecord->ExceptionCode,
|
||||
ep->ExceptionRecord->ExceptionAddress,
|
||||
ep->ContextRecord->Eax,
|
||||
ep->ContextRecord->Ebx,
|
||||
ep->ContextRecord->Ecx,
|
||||
ep->ContextRecord->Edx,
|
||||
ep->ContextRecord->Esi,
|
||||
ep->ContextRecord->Edi,
|
||||
ep->ContextRecord->Ebp,
|
||||
ep->ContextRecord->Esp,
|
||||
ep->ContextRecord->Eip,
|
||||
ep->ContextRecord->EFlags
|
||||
);
|
||||
#endif
|
||||
|
||||
{
|
||||
#ifdef _M_AMD64
|
||||
byte *b = (byte*)ep->ContextRecord->Rip;
|
||||
#else
|
||||
byte *b = (byte*)ep->ContextRecord->Eip;
|
||||
#endif
|
||||
int i;
|
||||
for (i = 0; i != 24; i++) {
|
||||
if (IsBadReadPtr(b, 1)) {
|
||||
output += seprintf(output, last, " ??"); // OCR: WAS: , 0);
|
||||
} else {
|
||||
output += seprintf(output, last, " %.2X", *b);
|
||||
}
|
||||
b++;
|
||||
}
|
||||
output += seprintf(output, last,
|
||||
"\r\n"
|
||||
"\r\nStack trace: \r\n"
|
||||
);
|
||||
}
|
||||
|
||||
{
|
||||
int i, j;
|
||||
#ifdef _M_AMD64
|
||||
uint32 *b = (uint32*)ep->ContextRecord->Rsp;
|
||||
#else
|
||||
uint32 *b = (uint32*)ep->ContextRecord->Esp;
|
||||
#endif
|
||||
for (j = 0; j != 24; j++) {
|
||||
for (i = 0; i != 8; i++) {
|
||||
if (IsBadReadPtr(b, sizeof(uint32))) {
|
||||
output += seprintf(output, last, " ????????"); // OCR: WAS - , 0);
|
||||
} else {
|
||||
output += seprintf(output, last, " %.8X", *b);
|
||||
}
|
||||
b++;
|
||||
}
|
||||
output += seprintf(output, last, "\r\n");
|
||||
}
|
||||
}
|
||||
|
||||
output += seprintf(output, last, "\r\nModule information:\r\n");
|
||||
output = PrintModuleList(output, last);
|
||||
|
||||
{
|
||||
_OSVERSIONINFOA os;
|
||||
os.dwOSVersionInfoSize = sizeof(os);
|
||||
GetVersionExA(&os);
|
||||
output += seprintf(output, last, "\r\nSystem information:\r\n"
|
||||
" Windows version %d.%d %d %s\r\n\r\n",
|
||||
os.dwMajorVersion, os.dwMinorVersion, os.dwBuildNumber, os.szCSDVersion);
|
||||
}
|
||||
|
||||
_file_crash_log = CreateFile(_T("crash.log"), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
|
||||
|
||||
if (_file_crash_log != INVALID_HANDLE_VALUE) {
|
||||
DWORD num_written;
|
||||
WriteFile(_file_crash_log, _crash_msg, output - _crash_msg, &num_written, NULL);
|
||||
}
|
||||
|
||||
#if !defined(_DEBUG)
|
||||
HMODULE dbghelp = LoadLibrary(_T("dbghelp.dll"));
|
||||
if (dbghelp != NULL) {
|
||||
typedef BOOL (WINAPI *MiniDumpWriteDump_t)(HANDLE, DWORD, HANDLE,
|
||||
MINIDUMP_TYPE,
|
||||
CONST PMINIDUMP_EXCEPTION_INFORMATION,
|
||||
CONST PMINIDUMP_USER_STREAM_INFORMATION,
|
||||
CONST PMINIDUMP_CALLBACK_INFORMATION);
|
||||
MiniDumpWriteDump_t funcMiniDumpWriteDump = (MiniDumpWriteDump_t)GetProcAddress(dbghelp, "MiniDumpWriteDump");
|
||||
if (funcMiniDumpWriteDump != NULL) {
|
||||
HANDLE file = CreateFile(_T("crash.dmp"), GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, 0, 0);
|
||||
HANDLE proc = GetCurrentProcess();
|
||||
DWORD procid = GetCurrentProcessId();
|
||||
MINIDUMP_EXCEPTION_INFORMATION mdei;
|
||||
MINIDUMP_USER_STREAM userstream;
|
||||
MINIDUMP_USER_STREAM_INFORMATION musi;
|
||||
char msg[64];
|
||||
seprintf(msg, lastof(msg), "****** Built on %s. ******", _openttd_build_date);
|
||||
|
||||
userstream.Type = LastReservedStream + 1;
|
||||
userstream.Buffer = msg;
|
||||
userstream.BufferSize = sizeof(msg);
|
||||
|
||||
musi.UserStreamCount = 1;
|
||||
musi.UserStreamArray = &userstream;
|
||||
|
||||
mdei.ThreadId = GetCurrentThreadId();
|
||||
mdei.ExceptionPointers = ep;
|
||||
mdei.ClientPointers = false;
|
||||
|
||||
funcMiniDumpWriteDump(proc, procid, file, MiniDumpWithDataSegs, &mdei, &musi, NULL);
|
||||
}
|
||||
FreeLibrary(dbghelp);
|
||||
}
|
||||
#endif
|
||||
|
||||
if (_file_crash_log != INVALID_HANDLE_VALUE) {
|
||||
GamelogPrint(&GamelogPrintCrashLogProc);
|
||||
CloseHandle(_file_crash_log);
|
||||
}
|
||||
|
||||
/* Close any possible log files */
|
||||
CloseConsoleLogIfActive();
|
||||
|
||||
if (_safe_esp) {
|
||||
#ifdef _M_AMD64
|
||||
ep->ContextRecord->Rip = (DWORD64)Handler2;
|
||||
ep->ContextRecord->Rsp = (DWORD64)_safe_esp;
|
||||
#else
|
||||
ep->ContextRecord->Eip = (DWORD)Handler2;
|
||||
ep->ContextRecord->Esp = (DWORD)_safe_esp;
|
||||
#endif
|
||||
return EXCEPTION_CONTINUE_EXECUTION;
|
||||
}
|
||||
|
||||
|
||||
return EXCEPTION_EXECUTE_HANDLER;
|
||||
}
|
||||
|
||||
#ifdef _M_AMD64
|
||||
extern "C" void *_get_safe_esp();
|
||||
#endif
|
||||
|
||||
void Win32InitializeExceptions()
|
||||
{
|
||||
#ifdef _M_AMD64
|
||||
_safe_esp = _get_safe_esp();
|
||||
#else
|
||||
_asm {
|
||||
mov _safe_esp, esp
|
||||
}
|
||||
#endif
|
||||
|
||||
SetUnhandledExceptionFilter(ExceptionHandler);
|
||||
}
|
||||
#endif /* WIN32_EXCEPTION_TRACKER */
|
||||
|
||||
Reference in New Issue
Block a user