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Shipwright/libultraship/libultraship/CrashHandler.cpp
louist103 8118947ab0
Windows crash handler. (#1383) 
* Windows crash handler.

* Fix naming convention.
2022-09-03 01:15:43 -04:00

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#include "spdlog/spdlog.h"
#include "Utils/StringHelper.h"
#include "CrashHandler.h"
#include "Window.h"
extern "C" void DeinitOTR(void);
#if defined(__linux__)
#include <csignal>
#include <cstdio>
#include <cxxabi.h> // for __cxa_demangle
#include <dlfcn.h> // for dladdr
#include <execinfo.h>
#include <unistd.h>
static void PrintRegisters(ucontext_t* ctx) {
char regbuffer[1024];
SPDLOG_CRITICAL("Registers:");
#if defined(__x86_64__)
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_RAX]);
SPDLOG_CRITICAL("RAX: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_RDI]);
SPDLOG_CRITICAL("RDI: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_RSI]);
SPDLOG_CRITICAL("RSI: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_RDX]);
SPDLOG_CRITICAL("RDX: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_RCX]);
SPDLOG_CRITICAL("RCX: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_R8]);
SPDLOG_CRITICAL("R8 : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_R9]);
SPDLOG_CRITICAL("R9 : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_R10]);
SPDLOG_CRITICAL("R10: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_R11]);
SPDLOG_CRITICAL("R11: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_RSP]);
SPDLOG_CRITICAL("RSP: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_RBX]);
SPDLOG_CRITICAL("RBX: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_RBP]);
SPDLOG_CRITICAL("RBP: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_R12]);
SPDLOG_CRITICAL("R12: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_R13]);
SPDLOG_CRITICAL("R13: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_R14]);
SPDLOG_CRITICAL("R14: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_R15]);
SPDLOG_CRITICAL("R15: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_RIP]);
SPDLOG_CRITICAL("RIP: {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer), "0x%016llX", ctx->uc_mcontext.gregs[REG_EFL]);
SPDLOG_CRITICAL("EFLAGS: {} ", regbuffer);
#else
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_EDI]);
SPDLOG_CRITICAL("EDI : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_ESI]);
SPDLOG_CRITICAL("ESI : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_EBP]);
SPDLOG_CRITICAL("EBP : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_ESP]);
SPDLOG_CRITICAL("ESP : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_EBX]);
SPDLOG_CRITICAL("EBX : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_EDX]);
SPDLOG_CRITICAL("EDX : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_ECX]);
SPDLOG_CRITICAL("ECX : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_EAX]);
SPDLOG_CRITICAL("EAX : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_EIP]);
SPDLOG_CRITICAL("EIP : {} ", regbuffer);
snprintf(regbuffer, std::size(regbuffer),"0x%08lX", ctx->uc_mcontext.gregs[REG_EFL]);
SPDLOG_CRITICAL("EFL : {} ", regbuffer);
#endif
}
static void ErrorHandler(int sig, siginfo_t* sigInfo, void* data) {
std::array<void*, 4096> arr;
ucontext_t* ctx = static_cast<ucontext_t*>(data);
constexpr size_t nMaxFrames = arr.size();
size_t size = backtrace(arr.data(), nMaxFrames);
char** symbols = backtrace_symbols(arr.data(), nMaxFrames);
SPDLOG_CRITICAL("(Signal: {})", sig);
switch (sig) {
case SIGILL:
SPDLOG_CRITICAL("ILLEGAL INSTRUCTION");
break;
case SIGABRT:
SPDLOG_CRITICAL("ABORT");
break;
case SIGFPE:
SPDLOG_CRITICAL("ERRONEUS ARITHEMETIC OPERATION");
break;
case SIGSEGV:
SPDLOG_CRITICAL("INVALID ACCESS TO STORAGE");
break;
}
PrintRegisters(ctx);
SPDLOG_CRITICAL("Traceback:");
for (size_t i = 1; i < size; i++) {
Dl_info info;
int gotAddress = dladdr(arr[i], &info);
std::string functionName(symbols[i]);
if (gotAddress != 0 && info.dli_sname != nullptr) {
FILE* pipe;
int32_t status;
char* demangled = abi::__cxa_demangle(info.dli_sname, nullptr, nullptr, &status);
const char* nameFound = info.dli_sname;
if (status == 0) {
nameFound = demangled;
}
#if 0
char command[256];
char addrLine[128];
snprintf(command, sizeof(command), "addr2line -e soh.elf %s + 0x%lX", nameFound, (uintptr_t)arr[i] - (uintptr_t)info.dli_saddr);
pipe = popen(command, "r");
fgets(addrLine, 128, pipe);
#endif
functionName = StringHelper::Sprintf("%s (+0x%X)", nameFound,
(char*)arr[i] - (char*)info.dli_saddr);
free(demangled);
}
SPDLOG_CRITICAL("{} {}", i, functionName.c_str());
}
free(symbols);
DeinitOTR();
exit(1);
}
static void ShutdownHandler(int sig, siginfo_t* sigInfo, void* data) {
DeinitOTR();
exit(1);
}
extern "C" void SetupHandlerLinux() {
struct sigaction action;
struct sigaction shutdownAction;
action.sa_flags = SA_SIGINFO;
action.sa_sigaction = ErrorHandler;
sigaction(SIGILL, &action, nullptr);
sigaction(SIGABRT, &action, nullptr);
sigaction(SIGFPE, &action, nullptr);
sigaction(SIGSEGV, &action, nullptr);
shutdownAction.sa_flags = SA_SIGINFO;
shutdownAction.sa_sigaction = ShutdownHandler;
sigaction(SIGINT, &shutdownAction, nullptr);
sigaction(SIGTERM, &shutdownAction, nullptr);
sigaction(SIGQUIT, &shutdownAction, nullptr);
sigaction(SIGKILL, &shutdownAction, nullptr);
}
#elif _WIN32
#if defined(_WIN32) && !defined(_WIN64)
#define WINDOWS_32_BIT
#endif
static void PrintRegisters(CONTEXT* ctx) {
SPDLOG_CRITICAL("Register dump");
char regBuff[50];
#if defined(_M_AMD64)
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->Rax);
SPDLOG_CRITICAL("RAX: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->Rcx);
SPDLOG_CRITICAL("RCX: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->Rdx);
SPDLOG_CRITICAL("RDX: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->Rbx);
SPDLOG_CRITICAL("RBX: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->Rsp);
SPDLOG_CRITICAL("RSP: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->Rbp);
SPDLOG_CRITICAL("RBP: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->Rsi);
SPDLOG_CRITICAL("RSI: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->Rdi);
SPDLOG_CRITICAL("RDI: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->R9);
SPDLOG_CRITICAL("R9: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->R10);
SPDLOG_CRITICAL("R10: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->R11);
SPDLOG_CRITICAL("R11: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->R12);
SPDLOG_CRITICAL("R12: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->R13);
SPDLOG_CRITICAL("R13: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->R14);
SPDLOG_CRITICAL("R14: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->R15);
SPDLOG_CRITICAL("R15: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%016llX", ctx->Rip);
SPDLOG_CRITICAL("RIP: {}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->EFlags);
SPDLOG_CRITICAL("EFLAGS: {}", regBuff);
#elif WINDOWS_32_BIT
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->Edi);
SPDLOG_CRITICAL("EDI: 0x{}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->Esi);
SPDLOG_CRITICAL("ESI: 0x{}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->Ebx);
SPDLOG_CRITICAL("EBX: 0x{}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->Ecx);
SPDLOG_CRITICAL("ECX: 0x{}", ctx->Ecx);
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->Eax);
SPDLOG_CRITICAL("EAX: 0x{}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->Ebp);
SPDLOG_CRITICAL("EBP: 0x{}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->Esp);
SPDLOG_CRITICAL("ESP: 0x{}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->EFlags);
SPDLOG_CRITICAL("EFLAGS: 0x{}", regBuff);
snprintf(regBuff, std::size(regBuff), "0x%08lX", ctx->Eip);
SPDLOG_CRITICAL("EIP: 0x{}", regBuff);
#endif
}
static void printStack(CONTEXT* ctx) {
BOOL result;
HANDLE process;
HANDLE thread;
HMODULE hModule;
ULONG frame;
DWORD64 displacement;
DWORD disp;
#if defined(_M_AMD64)
STACKFRAME64 stack;
memset(&stack, 0, sizeof(STACKFRAME64));
#elif WINDOWS_32_BIT
STACKFRAME stack;
memset(&stack, 0, sizeof(STACKFRAME));
stack.AddrPC.Offset = (*ctx).Eip;
stack.AddrPC.Mode = AddrModeFlat;
stack.AddrStack.Offset = (*ctx).Esp;
stack.AddrStack.Mode = AddrModeFlat;
stack.AddrFrame.Offset = (*ctx).Ebp;
stack.AddrFrame.Mode = AddrModeFlat;
#endif
char buffer[sizeof(SYMBOL_INFO) + MAX_SYM_NAME + sizeof(TCHAR)];
char module[512];
PSYMBOL_INFO symbol = (PSYMBOL_INFO)buffer;
CONTEXT ctx2;
memcpy(&ctx2, ctx, sizeof(CONTEXT));
PrintRegisters(&ctx2);
process = GetCurrentProcess();
thread = GetCurrentThread();
SymInitialize(process, nullptr, true);
constexpr DWORD machineType =
#if defined(_M_AMD64)
IMAGE_FILE_MACHINE_AMD64;
#elif WINDOWS_32_BIT
IMAGE_FILE_MACHINE_I386;
#endif
displacement = 0;
for (frame = 0;; frame++) {
result = StackWalk(machineType, process, thread, &stack, &ctx2, nullptr, SymFunctionTableAccess,
SymGetModuleBase, nullptr);
if (!result) {
break;
}
symbol->SizeOfStruct = sizeof(SYMBOL_INFO);
symbol->MaxNameLen = MAX_SYM_NAME;
SymFromAddr(process, (ULONG64)stack.AddrPC.Offset, &displacement, symbol);
#if defined(_M_AMD64)
IMAGEHLP_LINE64 line;
line.SizeOfStruct = sizeof(IMAGEHLP_LINE64);
#elif WINDOWS_32_BIT
IMAGEHLP_LINE line;
line.SizeOfStruct = sizeof(IMAGEHLP_LINE);
#endif
if (SymGetLineFromAddr(process, stack.AddrPC.Offset, &disp, &line)) {
SPDLOG_CRITICAL("{} in {}: line: {}: ", symbol->Name, line.FileName, line.LineNumber);
}
else {
char addrString[25];
snprintf(addrString, std::size(addrString), "0x%016llX", symbol->Address);
SPDLOG_CRITICAL("at {}, addr 0x{}", symbol->Name, addrString);
hModule = nullptr;
GetModuleHandleEx(GET_MODULE_HANDLE_EX_FLAG_FROM_ADDRESS | GET_MODULE_HANDLE_EX_FLAG_UNCHANGED_REFCOUNT,
(LPCTSTR)(stack.AddrPC.Offset), &hModule);
if (hModule != nullptr) {
GetModuleFileNameA(hModule, module, sizeof(module));
}
SPDLOG_CRITICAL("In {}", module);
}
}
Ship::Window::GetInstance()->GetLogger()->flush();
spdlog::shutdown();
DeinitOTR();
}
extern "C" LONG seh_filter(struct _EXCEPTION_POINTERS* ex) {
char exceptionString[20];
snprintf(exceptionString, std::size(exceptionString), "0x%x", ex->ExceptionRecord->ExceptionCode);
SPDLOG_CRITICAL("EXCEPTION {} occurred", exceptionString);
printStack(ex->ContextRecord);
MessageBox(nullptr, L"SoH Has crashed. Please upload the logs to the support channel in discord.", L"Crash", MB_OK | MB_ICONERROR);
return EXCEPTION_EXECUTE_HANDLER;
}
#endif
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