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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
#include "createdump.h"
#include "psapi.h"
//
// The Windows create dump code
//
bool
CreateDump(const char* dumpPathTemplate, int pid, const char* dumpType, MINIDUMP_TYPE minidumpType, bool crashReport, int crashThread, int signal)
{
HANDLE hFile = INVALID_HANDLE_VALUE;
HANDLE hProcess = NULL;
bool result = false;
ArrayHolder<char> pszName = new char[MAX_LONGPATH + 1];
std::string dumpPath;
hProcess = OpenProcess(PROCESS_QUERY_INFORMATION | PROCESS_VM_READ, FALSE, pid);
if (hProcess == NULL)
{
fprintf(stderr, "Invalid process id '%d' error %d\n", pid, GetLastError());
goto exit;
}
if (GetModuleBaseNameA(hProcess, NULL, pszName, MAX_LONGPATH) <= 0)
{
fprintf(stderr, "Get process name FAILED %d\n", GetLastError());
goto exit;
}
if (!FormatDumpName(dumpPath, dumpPathTemplate, pszName, pid))
{
goto exit;
}
printf("Writing %s to file %s\n", dumpType, dumpPath.c_str());
hFile = CreateFileA(dumpPath.c_str(), GENERIC_READ | GENERIC_WRITE, 0, NULL, CREATE_ALWAYS, FILE_ATTRIBUTE_NORMAL, NULL);
if (hFile == INVALID_HANDLE_VALUE)
{
fprintf(stderr, "Invalid dump path '%s' error %d\n", dumpPath.c_str(), GetLastError());
goto exit;
}
// Retry the write dump on ERROR_PARTIAL_COPY
for (int i = 0; i < 5; i++)
{
if (MiniDumpWriteDump(hProcess, pid, hFile, minidumpType, NULL, NULL, NULL))
{
result = true;
break;
}
else
{
int err = GetLastError();
if (err != HRESULT_FROM_WIN32(ERROR_PARTIAL_COPY))
{
fprintf(stderr, "Write dump FAILED 0x%08x\n", err);
break;
}
}
}
exit:
if (hProcess != NULL)
{
CloseHandle(hProcess);
}
if (hFile != INVALID_HANDLE_VALUE)
{
CloseHandle(hFile);
}
return result;
}
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