dbghelp: Some minidump corrections so that windbg can read our minidump files.

This commit is contained in:
Eric van Beurden 2008-01-17 16:59:22 -05:00 committed by Alexandre Julliard
parent e254a1d929
commit ebc35e688c

View file

@ -182,7 +182,6 @@ static BOOL fetch_thread_info(struct dump_context* dc, int thd_idx,
if (tid != GetCurrentThreadId() &&
(mdThd->SuspendCount = SuspendThread(hThread)) != (DWORD)-1)
{
mdThd->SuspendCount--;
ctx->ContextFlags = CONTEXT_FULL;
if (!GetThreadContext(hThread, ctx))
memset(ctx, 0, sizeof(*ctx));
@ -204,6 +203,8 @@ static BOOL fetch_thread_info(struct dump_context* dc, int thd_idx,
pctx = &lctx;
}
else pctx = except->ExceptionPointers->ContextRecord;
memcpy(ctx, pctx, sizeof(*ctx));
fetch_thread_stack(dc, tbi.TebBaseAddress, pctx, &mdThd->Stack);
}
}
@ -423,6 +424,11 @@ static void dump_modules(struct dump_context* dc, BOOL dump_elf, DWORD *size
* size of mdModuleList
* FIXME: if we don't ask for all modules in cb, we'll get a hole in the file
*/
/* the stream size is just the size of the module index. It does not include the data for the
names of each module. *Technically* the names are supposed to go into the common string table
in the minidump file. Since each string is referenced by RVA they can all safely be located
anywhere between streams in the file, so the end of this stream is sufficient. */
rva_base = dc->rva;
dc->rva += *size = sizeof(mdModuleList.NumberOfModules) + sizeof(mdModule) * nmod;
for (i = 0; i < dc->num_modules; i++)
@ -523,12 +529,16 @@ static void dump_system_info(struct dump_context* dc, DWORD *size)
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));
*size = 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);
@ -678,6 +688,10 @@ static void dump_misc_info(struct dump_context* dc, DWORD* size)
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));
*size = sizeof(mmi);
}
@ -692,6 +706,7 @@ BOOL WINAPI MiniDumpWriteDump(HANDLE hProcess, DWORD pid, HANDLE hFile,
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;
@ -715,6 +730,9 @@ BOOL WINAPI MiniDumpWriteDump(HANDLE hProcess, DWORD pid, HANDLE hFile,
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)
@ -728,8 +746,9 @@ BOOL WINAPI MiniDumpWriteDump(HANDLE hProcess, DWORD pid, HANDLE hFile,
/* 2) write header */
mdHead.Signature = MINIDUMP_SIGNATURE;
mdHead.Version = MINIDUMP_VERSION;
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;
@ -804,6 +823,11 @@ BOOL WINAPI MiniDumpWriteDump(HANDLE hProcess, DWORD pid, HANDLE hFile,
}
}
/* 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);