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Code Issues Releases Wiki Activity

Added ability to generate Dump file on crash, on Windows

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This commit is contained in:
Bryan Roe
2019-08-26 14:16:39 -07:00
parent ede1ed71d5
commit fa6836d17a
6 changed files with 94 additions and 24 deletions
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29
microstack/ILibParsers.c
View File

@@ -2105,20 +2105,23 @@ ILibExportMethod void ILibChain_EndContinue(void *chain)
}
char* g_ILibCrashID = NULL;
char* g_ILibCrashDump_path = NULL;
#if defined(WIN32)
int ILib_WindowsExceptionFilter(DWORD exceptionCode, void *exceptionInfo, CONTEXT *exceptionContext)
int ILib_WindowsExceptionFilterEx(DWORD exceptionCode, void *exceptionInfo, ILib_DumpEnabledContext *exceptionContext)
{
if (IsDebuggerPresent()) { return(EXCEPTION_CONTINUE_SEARCH); }
if (exceptionCode == EXCEPTION_ACCESS_VIOLATION || exceptionCode == EXCEPTION_STACK_OVERFLOW || exceptionCode == EXCEPTION_INVALID_HANDLE)
{
memcpy_s(exceptionContext, sizeof(CONTEXT), ((EXCEPTION_POINTERS*)exceptionInfo)->ContextRecord, sizeof(CONTEXT));
exceptionContext->pctx = &(exceptionContext->ctx); exceptionContext->prec = &(exceptionContext->rec);
memcpy_s(exceptionContext->pctx, sizeof(CONTEXT), ((EXCEPTION_POINTERS*)exceptionInfo)->ContextRecord, sizeof(CONTEXT));
memcpy_s(exceptionContext->prec, sizeof(EXCEPTION_RECORD), ((EXCEPTION_POINTERS*)exceptionInfo)->ExceptionRecord, sizeof(EXCEPTION_RECORD));
return(EXCEPTION_EXECUTE_HANDLER);
}
return(EXCEPTION_CONTINUE_SEARCH);
}
void ILib_WindowsExceptionDebug(CONTEXT *exceptionContext)
void ILib_WindowsExceptionDebugEx(ILib_DumpEnabledContext *dumpEnabledExceptionContext)
{
char buffer[4096];
STACKFRAME64 StackFrame;
@@ -2126,10 +2129,30 @@ void ILib_WindowsExceptionDebug(CONTEXT *exceptionContext)
char imgBuffer[4096];
DWORD MachineType;
int len = 0;
CONTEXT *exceptionContext = dumpEnabledExceptionContext->pctx;
ZeroMemory(&StackFrame, sizeof(STACKFRAME64));
buffer[0] = 0;
if (g_ILibCrashDump_path != NULL)
{
HANDLE hDumpFile = CreateFileW(g_ILibCrashDump_path, GENERIC_WRITE, FILE_SHARE_READ, 0, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, 0);
MINIDUMP_EXCEPTION_INFORMATION i;
i.ClientPointers = FALSE;
i.ExceptionPointers = dumpEnabledExceptionContext;
i.ThreadId = GetCurrentThreadId();
MiniDumpWriteDump(GetCurrentProcess(), GetCurrentProcessId(), hDumpFile,
MiniDumpWithIndirectlyReferencedMemory |
MiniDumpWithPrivateReadWriteMemory |
MiniDumpWithDataSegs |
MiniDumpWithHandleData |
MiniDumpWithFullMemoryInfo |
MiniDumpWithThreadInfo |
MiniDumpWithUnloadedModules , &i, NULL, NULL);
CloseHandle(hDumpFile);
}
#ifndef WIN64
MachineType = IMAGE_FILE_MACHINE_I386;
StackFrame.AddrPC.Offset = exceptionContext->Eip;

13
microstack/ILibParsers.h
View File

@@ -1382,9 +1382,18 @@ int ILibIsRunningOnChainThread(void* chain);
void ILibChain_DebugOffset(char *buffer, int bufferLen, uint64_t addrOffset);
char* ILibChain_Debug(void *chain, char* buffer, int bufferLen);
extern char* g_ILibCrashID;
extern char* g_ILibCrashDump_path;
#if defined(WIN32)
int ILib_WindowsExceptionFilter(DWORD exceptionCode, void *exceptionInfo, CONTEXT *exceptionContext);
void ILib_WindowsExceptionDebug(CONTEXT *exceptionContext);
typedef struct ILib_DumpEnabledContext
{
PEXCEPTION_RECORD prec;
PCONTEXT pctx;
EXCEPTION_RECORD rec;
CONTEXT ctx;
}ILib_DumpEnabledContext;
int ILib_WindowsExceptionFilterEx(DWORD exceptionCode, void *exceptionInfo, ILib_DumpEnabledContext *dumpEnabledExceptionContext);
void ILib_WindowsExceptionDebugEx(ILib_DumpEnabledContext *dumpEnabledExceptionContext);
#elif defined(_POSIX)
char* ILib_POSIX_InstallCrashHandler(char *exename);
#endif

6
microstack/ILibProcessPipe.c
View File

@@ -453,14 +453,14 @@ void ILibProcessPipe_Manager_WindowsRunLoopEx(void *arg)
}
ILibProcessPipe_Manager_WindowsRunLoop(void *arg)
{
CONTEXT winException;
ILib_DumpEnabledContext winException;
__try
{
ILibProcessPipe_Manager_WindowsRunLoopEx(arg);
}
__except (ILib_WindowsExceptionFilter(GetExceptionCode(), GetExceptionInformation(), &winException))
__except (ILib_WindowsExceptionFilterEx(GetExceptionCode(), GetExceptionInformation(), &winException))
{
ILib_WindowsExceptionDebug(&winException);
ILib_WindowsExceptionDebugEx(&winException);
}
}
void ILibProcessPipe_Manager_Start(void* chain, void* user)