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wine-wine/dlls/dbghelp/minidump.c

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/*
* File minidump.c - management of dumps (read & write)
*
* Copyright (C) 2004-2005, Eric Pouech
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#include "config.h"
#include <time.h>
#define NONAMELESSUNION
#define NONAMELESSSTRUCT
#include "ntstatus.h"
#define WIN32_NO_STATUS
#include "dbghelp_private.h"
#include "winternl.h"
#include "psapi.h"
#include "wine/asm.h"
#include "wine/debug.h"
WINE_DEFAULT_DEBUG_CHANNEL(dbghelp);
/******************************************************************
* fetch_process_info
*
* reads system wide process information, and gather from it the threads information
* for process of id 'pid'
*/
static BOOL fetch_process_info(struct dump_context* dc)
{
ULONG buf_size = 0x1000;
NTSTATUS nts;
void* pcs_buffer = NULL;
if (!(pcs_buffer = HeapAlloc(GetProcessHeap(), 0, buf_size))) return FALSE;
for (;;)
{
nts = NtQuerySystemInformation(SystemProcessInformation,
pcs_buffer, buf_size, NULL);
if (nts != STATUS_INFO_LENGTH_MISMATCH) break;
pcs_buffer = HeapReAlloc(GetProcessHeap(), 0, pcs_buffer, buf_size *= 2);
if (!pcs_buffer) return FALSE;
}
if (nts == STATUS_SUCCESS)
{
SYSTEM_PROCESS_INFORMATION* spi = pcs_buffer;
unsigned i;
for (;;)
{
if (HandleToUlong(spi->UniqueProcessId) == dc->pid)
{
dc->num_threads = spi->dwThreadCount;
dc->threads = HeapAlloc(GetProcessHeap(), 0,
dc->num_threads * sizeof(dc->threads[0]));
if (!dc->threads) goto failed;
for (i = 0; i < dc->num_threads; i++)
{
dc->threads[i].tid = HandleToULong(spi->ti[i].ClientId.UniqueThread);
dc->threads[i].prio_class = spi->ti[i].dwBasePriority; /* FIXME */
dc->threads[i].curr_prio = spi->ti[i].dwCurrentPriority;
}
HeapFree(GetProcessHeap(), 0, pcs_buffer);
return TRUE;
}
if (!spi->NextEntryOffset) break;
spi = (SYSTEM_PROCESS_INFORMATION*)((char*)spi + spi->NextEntryOffset);
}
}
failed:
HeapFree(GetProcessHeap(), 0, pcs_buffer);
return FALSE;
}
static void fetch_thread_stack(struct dump_context* dc, const void* teb_addr,
const CONTEXT* ctx, MINIDUMP_MEMORY_DESCRIPTOR* mmd)
{
NT_TIB tib;
ADDRESS64 addr;
if (ReadProcessMemory(dc->hProcess, teb_addr, &tib, sizeof(tib), NULL) &&
dbghelp_current_cpu &&
dbghelp_current_cpu->get_addr(NULL /* FIXME */, ctx, cpu_addr_stack, &addr) && addr.Mode == AddrModeFlat)
{
if (addr.Offset)
{
addr.Offset -= dbghelp_current_cpu->word_size;
/* make sure stack pointer is within the established range of the stack. It could have
been clobbered by whatever caused the original exception. */
if (addr.Offset < (ULONG_PTR)tib.StackLimit || addr.Offset > (ULONG_PTR)tib.StackBase)
mmd->StartOfMemoryRange = (ULONG_PTR)tib.StackLimit;
else
mmd->StartOfMemoryRange = addr.Offset;
}
else
mmd->StartOfMemoryRange = (ULONG_PTR)tib.StackLimit;
mmd->Memory.DataSize = (ULONG_PTR)tib.StackBase - mmd->StartOfMemoryRange;
}
}
/******************************************************************
* fetch_thread_info
*
* fetches some information about thread of id 'tid'
*/
static BOOL fetch_thread_info(struct dump_context* dc, int thd_idx,
const MINIDUMP_EXCEPTION_INFORMATION* except,
MINIDUMP_THREAD* mdThd, CONTEXT* ctx)
{
DWORD tid = dc->threads[thd_idx].tid;
HANDLE hThread;
THREAD_BASIC_INFORMATION tbi;
memset(ctx, 0, sizeof(*ctx));
mdThd->ThreadId = tid;
mdThd->SuspendCount = 0;
mdThd->Teb = 0;
mdThd->Stack.StartOfMemoryRange = 0;
mdThd->Stack.Memory.DataSize = 0;
mdThd->Stack.Memory.Rva = 0;
mdThd->ThreadContext.DataSize = 0;
mdThd->ThreadContext.Rva = 0;
mdThd->PriorityClass = dc->threads[thd_idx].prio_class;
mdThd->Priority = dc->threads[thd_idx].curr_prio;
if ((hThread = OpenThread(THREAD_ALL_ACCESS, FALSE, tid)) == NULL)
{
FIXME("Couldn't open thread %u (%u)\n", tid, GetLastError());
return FALSE;
}
if (NtQueryInformationThread(hThread, ThreadBasicInformation,
&tbi, sizeof(tbi), NULL) == STATUS_SUCCESS)
{
mdThd->Teb = (ULONG_PTR)tbi.TebBaseAddress;
if (tbi.ExitStatus == STILL_ACTIVE)
{
if (tid != GetCurrentThreadId() &&
(mdThd->SuspendCount = SuspendThread(hThread)) != (DWORD)-1)
{
ctx->ContextFlags = CONTEXT_FULL;
if (!GetThreadContext(hThread, ctx))
memset(ctx, 0, sizeof(*ctx));
fetch_thread_stack(dc, tbi.TebBaseAddress, ctx, &mdThd->Stack);
ResumeThread(hThread);
}
else if (tid == GetCurrentThreadId() && except)
{
CONTEXT lctx, *pctx;
mdThd->SuspendCount = 1;
if (except->ClientPointers)
{
EXCEPTION_POINTERS ep;
ReadProcessMemory(dc->hProcess, except->ExceptionPointers,
&ep, sizeof(ep), NULL);
ReadProcessMemory(dc->hProcess, ep.ContextRecord,
&lctx, sizeof(lctx), NULL);
pctx = &lctx;
}
else pctx = except->ExceptionPointers->ContextRecord;
*ctx = *pctx;
fetch_thread_stack(dc, tbi.TebBaseAddress, pctx, &mdThd->Stack);
}
else mdThd->SuspendCount = 0;
}
}
CloseHandle(hThread);
return TRUE;
}
/******************************************************************
* add_module
*
* Add a module to a dump context
*/
static BOOL add_module(struct dump_context* dc, const WCHAR* name,
DWORD64 base, DWORD size, DWORD timestamp, DWORD checksum,
BOOL is_elf)
{
if (!dc->modules)
{
dc->alloc_modules = 32;
dc->modules = HeapAlloc(GetProcessHeap(), 0,
dc->alloc_modules * sizeof(*dc->modules));
}
else if(dc->num_modules >= dc->alloc_modules)
{
dc->alloc_modules *= 2;
dc->modules = HeapReAlloc(GetProcessHeap(), 0, dc->modules,
dc->alloc_modules * sizeof(*dc->modules));
}
if (!dc->modules)
{
dc->alloc_modules = dc->num_modules = 0;
return FALSE;
}
if (is_elf ||
!GetModuleFileNameExW(dc->hProcess, (HMODULE)(DWORD_PTR)base,
dc->modules[dc->num_modules].name,
ARRAY_SIZE(dc->modules[dc->num_modules].name)))
lstrcpynW(dc->modules[dc->num_modules].name, name,
ARRAY_SIZE(dc->modules[dc->num_modules].name));
dc->modules[dc->num_modules].base = base;
dc->modules[dc->num_modules].size = size;
dc->modules[dc->num_modules].timestamp = timestamp;
dc->modules[dc->num_modules].checksum = checksum;
dc->modules[dc->num_modules].is_elf = is_elf;
dc->num_modules++;
return TRUE;
}
/******************************************************************
* fetch_pe_module_info_cb
*
* Callback for accumulating in dump_context a PE modules set
*/
static BOOL WINAPI fetch_pe_module_info_cb(PCWSTR name, DWORD64 base, ULONG size,
PVOID user)
{
struct dump_context* dc = user;
IMAGE_NT_HEADERS nth;
if (!validate_addr64(base)) return FALSE;
if (pe_load_nt_header(dc->hProcess, base, &nth))
add_module(user, name, base, size,
nth.FileHeader.TimeDateStamp, nth.OptionalHeader.CheckSum,
FALSE);
return TRUE;
}
/******************************************************************
* fetch_elf_module_info_cb
*
* Callback for accumulating in dump_context an ELF modules set
*/
static BOOL fetch_elf_module_info_cb(const WCHAR* name, unsigned long base,
void* user)
{
struct dump_context* dc = user;
DWORD_PTR rbase;
DWORD size, checksum;
/* FIXME: there's no relevant timestamp on ELF modules */
/* NB: if we have a non-null base from the live-target use it (whenever
* the ELF module is relocatable or not). If we have a null base (ELF
* module isn't relocatable) then grab its base address from ELF file
*/
if (!elf_fetch_file_info(name, &rbase, &size, &checksum))
size = checksum = 0;
add_module(dc, name, base ? base : rbase, size, 0 /* FIXME */, checksum, TRUE);
return TRUE;
}
/******************************************************************
* fetch_macho_module_info_cb
*
* Callback for accumulating in dump_context a Mach-O modules set
*/
static BOOL fetch_macho_module_info_cb(const WCHAR* name, unsigned long base,
void* user)
{
struct dump_context* dc = (struct dump_context*)user;
DWORD_PTR rbase;
DWORD size, checksum;
/* FIXME: there's no relevant timestamp on Mach-O modules */
/* NB: if we have a non-null base from the live-target use it. If we have
* a null base, then grab its base address from Mach-O file.
*/
if (!macho_fetch_file_info(dc->hProcess, name, base, &rbase, &size, &checksum))
size = checksum = 0;
add_module(dc, name, base ? base : rbase, size, 0 /* FIXME */, checksum, TRUE);
return TRUE;
}
static void minidump_add_memory64_block(struct dump_context* dc, ULONG64 base, ULONG64 size)
{
if (!dc->mem64)
{
dc->alloc_mem64 = 32;
dc->mem64 = HeapAlloc(GetProcessHeap(), 0, dc->alloc_mem64 * sizeof(*dc->mem64));
}
else if (dc->num_mem64 >= dc->alloc_mem64)
{
dc->alloc_mem64 *= 2;
dc->mem64 = HeapReAlloc(GetProcessHeap(), 0, dc->mem64,
dc->alloc_mem64 * sizeof(*dc->mem64));
}
if (dc->mem64)
{
dc->mem64[dc->num_mem64].base = base;
dc->mem64[dc->num_mem64].size = size;
dc->num_mem64++;
}
else dc->num_mem64 = dc->alloc_mem64 = 0;
}
static void fetch_memory64_info(struct dump_context* dc)
{
ULONG_PTR addr;
MEMORY_BASIC_INFORMATION mbi;
addr = 0;
while (VirtualQueryEx(dc->hProcess, (LPCVOID)addr, &mbi, sizeof(mbi)) != 0)
{
/* Memory regions with state MEM_COMMIT will be added to the dump */
if (mbi.State == MEM_COMMIT)
{
minidump_add_memory64_block(dc, (ULONG_PTR)mbi.BaseAddress, mbi.RegionSize);
}
if ((addr + mbi.RegionSize) < addr)
break;
addr = (ULONG_PTR)mbi.BaseAddress + mbi.RegionSize;
}
}
static void fetch_modules_info(struct dump_context* dc)
{
EnumerateLoadedModulesW64(dc->hProcess, fetch_pe_module_info_cb, dc);
/* Since we include ELF modules in a separate stream from the regular PE ones,
* we can always include those ELF modules (they don't eat lots of space)
* And it's always a good idea to have a trace of the loaded ELF modules for
* a given application in a post mortem debugging condition.
*/
elf_enum_modules(dc->hProcess, fetch_elf_module_info_cb, dc);
macho_enum_modules(dc->hProcess, fetch_macho_module_info_cb, dc);
}
static void fetch_module_versioninfo(LPCWSTR filename, VS_FIXEDFILEINFO* ffi)
{
DWORD handle;
DWORD sz;
static const WCHAR backslashW[] = {'\\', '\0'};
memset(ffi, 0, sizeof(*ffi));
if ((sz = GetFileVersionInfoSizeW(filename, &handle)))
{
void* info = HeapAlloc(GetProcessHeap(), 0, sz);
if (info && GetFileVersionInfoW(filename, handle, sz, info))
{
VS_FIXEDFILEINFO* ptr;
UINT len;
if (VerQueryValueW(info, backslashW, (void*)&ptr, &len))
memcpy(ffi, ptr, min(len, sizeof(*ffi)));
}
HeapFree(GetProcessHeap(), 0, info);
}
}
/******************************************************************
* minidump_add_memory_block
*
* Add a memory block to be dumped in a minidump
* If rva is non 0, it's the rva in the minidump where has to be stored
* also the rva of the memory block when written (this allows us to reference
* a memory block from outside the list of memory blocks).
*/
void minidump_add_memory_block(struct dump_context* dc, ULONG64 base, ULONG size, ULONG rva)
{
if (!dc->mem)
{
dc->alloc_mem = 32;
dc->mem = HeapAlloc(GetProcessHeap(), 0, dc->alloc_mem * sizeof(*dc->mem));
}
else if (dc->num_mem >= dc->alloc_mem)
{
dc->alloc_mem *= 2;
dc->mem = HeapReAlloc(GetProcessHeap(), 0, dc->mem,
dc->alloc_mem * sizeof(*dc->mem));
}
if (dc->mem)
{
dc->mem[dc->num_mem].base = base;
dc->mem[dc->num_mem].size = size;
dc->mem[dc->num_mem].rva = rva;
dc->num_mem++;
}
else dc->num_mem = dc->alloc_mem = 0;
}
/******************************************************************
* writeat
*
* Writes a chunk of data at a given position in the minidump
*/
static void writeat(struct dump_context* dc, RVA rva, const void* data, unsigned size)
{
DWORD written;
SetFilePointer(dc->hFile, rva, NULL, FILE_BEGIN);
WriteFile(dc->hFile, data, size, &written, NULL);
}
/******************************************************************
* append
*
* writes a new chunk of data to the minidump, increasing the current
* rva in dc
*/
static void append(struct dump_context* dc, const void* data, unsigned size)
{
writeat(dc, dc->rva, data, size);
dc->rva += size;
}
/******************************************************************
* dump_exception_info
*
* Write in File the exception information from pcs
*/
static unsigned dump_exception_info(struct dump_context* dc,
const MINIDUMP_EXCEPTION_INFORMATION* except)
{
MINIDUMP_EXCEPTION_STREAM mdExcpt;
EXCEPTION_RECORD rec, *prec;
CONTEXT ctx, *pctx;
DWORD i;
mdExcpt.ThreadId = except->ThreadId;
mdExcpt.__alignment = 0;
if (except->ClientPointers)
{
EXCEPTION_POINTERS ep;
ReadProcessMemory(dc->hProcess,
except->ExceptionPointers, &ep, sizeof(ep), NULL);
ReadProcessMemory(dc->hProcess,
ep.ExceptionRecord, &rec, sizeof(rec), NULL);
ReadProcessMemory(dc->hProcess,
ep.ContextRecord, &ctx, sizeof(ctx), NULL);
prec = &rec;
pctx = &ctx;
}
else
{
prec = except->ExceptionPointers->ExceptionRecord;
pctx = except->ExceptionPointers->ContextRecord;
}
mdExcpt.ExceptionRecord.ExceptionCode = prec->ExceptionCode;
mdExcpt.ExceptionRecord.ExceptionFlags = prec->ExceptionFlags;
mdExcpt.ExceptionRecord.ExceptionRecord = (DWORD_PTR)prec->ExceptionRecord;
mdExcpt.ExceptionRecord.ExceptionAddress = (DWORD_PTR)prec->ExceptionAddress;
mdExcpt.ExceptionRecord.NumberParameters = prec->NumberParameters;
mdExcpt.ExceptionRecord.__unusedAlignment = 0;
for (i = 0; i < mdExcpt.ExceptionRecord.NumberParameters; i++)
mdExcpt.ExceptionRecord.ExceptionInformation[i] = prec->ExceptionInformation[i];
mdExcpt.ThreadContext.DataSize = sizeof(*pctx);
mdExcpt.ThreadContext.Rva = dc->rva + sizeof(mdExcpt);
append(dc, &mdExcpt, sizeof(mdExcpt));
append(dc, pctx, sizeof(*pctx));
return sizeof(mdExcpt);
}
/******************************************************************
* dump_modules
*
* Write in File the modules from pcs
*/
static unsigned dump_modules(struct dump_context* dc, BOOL dump_elf)
{
MINIDUMP_MODULE mdModule;
MINIDUMP_MODULE_LIST mdModuleList;
char tmp[1024];
MINIDUMP_STRING* ms = (MINIDUMP_STRING*)tmp;
ULONG i, nmod;
RVA rva_base;
DWORD flags_out;
unsigned sz;
for (i = nmod = 0; i < dc->num_modules; i++)
{
if ((dc->modules[i].is_elf && dump_elf) ||
(!dc->modules[i].is_elf && !dump_elf))
nmod++;
}
mdModuleList.NumberOfModules = 0;
/* reserve space for mdModuleList
* FIXME: since we don't support 0 length arrays, we cannot use the
* 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 += sz = sizeof(mdModuleList.NumberOfModules) + sizeof(mdModule) * nmod;
for (i = 0; i < dc->num_modules; i++)
{
if ((dc->modules[i].is_elf && !dump_elf) ||
(!dc->modules[i].is_elf && dump_elf))
continue;
flags_out = ModuleWriteModule | ModuleWriteMiscRecord | ModuleWriteCvRecord;
if (dc->type & MiniDumpWithDataSegs)
flags_out |= ModuleWriteDataSeg;
if (dc->type & MiniDumpWithProcessThreadData)
flags_out |= ModuleWriteTlsData;
if (dc->type & MiniDumpWithCodeSegs)
flags_out |= ModuleWriteCodeSegs;
ms->Length = (lstrlenW(dc->modules[i].name) + 1) * sizeof(WCHAR);
if (sizeof(ULONG) + ms->Length > sizeof(tmp))
FIXME("Buffer overflow!!!\n");
lstrcpyW(ms->Buffer, dc->modules[i].name);
if (dc->cb)
{
MINIDUMP_CALLBACK_INPUT cbin;
MINIDUMP_CALLBACK_OUTPUT cbout;
cbin.ProcessId = dc->pid;
cbin.ProcessHandle = dc->hProcess;
cbin.CallbackType = ModuleCallback;
cbin.u.Module.FullPath = ms->Buffer;
cbin.u.Module.BaseOfImage = dc->modules[i].base;
cbin.u.Module.SizeOfImage = dc->modules[i].size;
cbin.u.Module.CheckSum = dc->modules[i].checksum;
cbin.u.Module.TimeDateStamp = dc->modules[i].timestamp;
memset(&cbin.u.Module.VersionInfo, 0, sizeof(cbin.u.Module.VersionInfo));
cbin.u.Module.CvRecord = NULL;
cbin.u.Module.SizeOfCvRecord = 0;
cbin.u.Module.MiscRecord = NULL;
cbin.u.Module.SizeOfMiscRecord = 0;
cbout.u.ModuleWriteFlags = flags_out;
if (!dc->cb->CallbackRoutine(dc->cb->CallbackParam, &cbin, &cbout))
continue;
flags_out &= cbout.u.ModuleWriteFlags;
}
if (flags_out & ModuleWriteModule)
{
/* fetch CPU dependent module info (like UNWIND_INFO) */
dbghelp_current_cpu->fetch_minidump_module(dc, i, flags_out);
mdModule.BaseOfImage = dc->modules[i].base;
mdModule.SizeOfImage = dc->modules[i].size;
mdModule.CheckSum = dc->modules[i].checksum;
mdModule.TimeDateStamp = dc->modules[i].timestamp;
mdModule.ModuleNameRva = dc->rva;
ms->Length -= sizeof(WCHAR);
append(dc, ms, sizeof(ULONG) + ms->Length + sizeof(WCHAR));
fetch_module_versioninfo(ms->Buffer, &mdModule.VersionInfo);
mdModule.CvRecord.DataSize = 0; /* FIXME */
mdModule.CvRecord.Rva = 0; /* FIXME */
mdModule.MiscRecord.DataSize = 0; /* FIXME */
mdModule.MiscRecord.Rva = 0; /* FIXME */
mdModule.Reserved0 = 0; /* FIXME */
mdModule.Reserved1 = 0; /* FIXME */
writeat(dc,
rva_base + sizeof(mdModuleList.NumberOfModules) +
mdModuleList.NumberOfModules++ * sizeof(mdModule),
&mdModule, sizeof(mdModule));
}
}
writeat(dc, rva_base, &mdModuleList.NumberOfModules,
sizeof(mdModuleList.NumberOfModules));
return sz;
}
#ifdef __i386__
extern void do_x86cpuid(unsigned int ax, unsigned int *p);
__ASM_GLOBAL_FUNC( do_x86cpuid,
"pushl %esi\n\t"
"pushl %ebx\n\t"
"movl 12(%esp),%eax\n\t"
"movl 16(%esp),%esi\n\t"
"cpuid\n\t"
"movl %eax,(%esi)\n\t"
"movl %ebx,4(%esi)\n\t"
"movl %ecx,8(%esi)\n\t"
"movl %edx,12(%esi)\n\t"
"popl %ebx\n\t"
"popl %esi\n\t"
"ret" )
extern int have_x86cpuid(void);
__ASM_GLOBAL_FUNC( have_x86cpuid,
"pushfl\n\t"
"pushfl\n\t"
"movl (%esp),%ecx\n\t"
"xorl $0x00200000,(%esp)\n\t"
"popfl\n\t"
"pushfl\n\t"
"popl %eax\n\t"
"popfl\n\t"
"xorl %ecx,%eax\n\t"
"andl $0x00200000,%eax\n\t"
"ret" )
#else
static void do_x86cpuid(unsigned int ax, unsigned int *p)
{
}
static int have_x86cpuid(void)
{
return 0;
}
#endif
/******************************************************************
* dump_system_info
*
* Dumps into File the information about the system
*/
static unsigned dump_system_info(struct dump_context* dc)
{
MINIDUMP_SYSTEM_INFO mdSysInfo;
SYSTEM_INFO sysInfo;
OSVERSIONINFOW osInfo;
DWORD written;
ULONG slen;
DWORD wine_extra = 0;
const char *(CDECL *wine_get_build_id)(void);
void (CDECL *wine_get_host_version)(const char **sysname, const char **release);
const char* build_id = NULL;
const char* sys_name = NULL;
const char* release_name = NULL;
GetSystemInfo(&sysInfo);
osInfo.dwOSVersionInfoSize = sizeof(osInfo);
GetVersionExW(&osInfo);
wine_get_build_id = (void *)GetProcAddress(GetModuleHandleA("ntdll.dll"), "wine_get_build_id");
wine_get_host_version = (void *)GetProcAddress(GetModuleHandleA("ntdll.dll"), "wine_get_host_version");
if (wine_get_build_id && wine_get_host_version)
{
/* cheat minidump system information by adding specific wine information */
wine_extra = 4 + 4 * sizeof(slen);
build_id = wine_get_build_id();
wine_get_host_version(&sys_name, &release_name);
wine_extra += strlen(build_id) + 1 + strlen(sys_name) + 1 + strlen(release_name) + 1;
}
mdSysInfo.ProcessorArchitecture = sysInfo.u.s.wProcessorArchitecture;
mdSysInfo.ProcessorLevel = sysInfo.wProcessorLevel;
mdSysInfo.ProcessorRevision = sysInfo.wProcessorRevision;
mdSysInfo.u.s.NumberOfProcessors = sysInfo.dwNumberOfProcessors;
mdSysInfo.u.s.ProductType = VER_NT_WORKSTATION; /* FIXME */
mdSysInfo.MajorVersion = osInfo.dwMajorVersion;
mdSysInfo.MinorVersion = osInfo.dwMinorVersion;
mdSysInfo.BuildNumber = osInfo.dwBuildNumber;
mdSysInfo.PlatformId = osInfo.dwPlatformId;
mdSysInfo.CSDVersionRva = dc->rva + sizeof(mdSysInfo) + wine_extra;
mdSysInfo.u1.Reserved1 = 0;
mdSysInfo.u1.s.SuiteMask = VER_SUITE_TERMINAL;
if (have_x86cpuid())
{
unsigned regs0[4], regs1[4];
do_x86cpuid(0, regs0);
mdSysInfo.Cpu.X86CpuInfo.VendorId[0] = regs0[1];
mdSysInfo.Cpu.X86CpuInfo.VendorId[1] = regs0[3];
mdSysInfo.Cpu.X86CpuInfo.VendorId[2] = regs0[2];
do_x86cpuid(1, regs1);
mdSysInfo.Cpu.X86CpuInfo.VersionInformation = regs1[0];
mdSysInfo.Cpu.X86CpuInfo.FeatureInformation = regs1[3];
mdSysInfo.Cpu.X86CpuInfo.AMDExtendedCpuFeatures = 0;
if (regs0[1] == 0x68747541 /* "Auth" */ &&
regs0[3] == 0x69746e65 /* "enti" */ &&
regs0[2] == 0x444d4163 /* "cAMD" */)
{
do_x86cpuid(0x80000000, regs1); /* get vendor cpuid level */
if (regs1[0] >= 0x80000001)
{
do_x86cpuid(0x80000001, regs1); /* get vendor features */
mdSysInfo.Cpu.X86CpuInfo.AMDExtendedCpuFeatures = regs1[3];
}
}
}
else
{
unsigned i;
ULONG64 one = 1;
mdSysInfo.Cpu.OtherCpuInfo.ProcessorFeatures[0] = 0;
mdSysInfo.Cpu.OtherCpuInfo.ProcessorFeatures[1] = 0;
for (i = 0; i < sizeof(mdSysInfo.Cpu.OtherCpuInfo.ProcessorFeatures[0]) * 8; i++)
if (IsProcessorFeaturePresent(i))
mdSysInfo.Cpu.OtherCpuInfo.ProcessorFeatures[0] |= one << i;
}
append(dc, &mdSysInfo, sizeof(mdSysInfo));
/* write Wine specific system information just behind the structure, and before any string */
if (wine_extra)
{
static const char code[] = {'W','I','N','E'};
WriteFile(dc->hFile, code, 4, &written, NULL);
/* number of sub-info, so that we can extend structure if needed */
slen = 3;
WriteFile(dc->hFile, &slen, sizeof(slen), &written, NULL);
/* we store offsets from just after the WINE marker */
slen = 4 * sizeof(DWORD);
WriteFile(dc->hFile, &slen, sizeof(slen), &written, NULL);
slen += strlen(build_id) + 1;
WriteFile(dc->hFile, &slen, sizeof(slen), &written, NULL);
slen += strlen(sys_name) + 1;
WriteFile(dc->hFile, &slen, sizeof(slen), &written, NULL);
WriteFile(dc->hFile, build_id, strlen(build_id) + 1, &written, NULL);
WriteFile(dc->hFile, sys_name, strlen(sys_name) + 1, &written, NULL);
WriteFile(dc->hFile, release_name, strlen(release_name) + 1, &written, NULL);
dc->rva += wine_extra;
}
/* 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);
dc->rva += sizeof(ULONG) + slen;
return sizeof(mdSysInfo);
}
/******************************************************************
* dump_threads
*
* Dumps into File the information about running threads
*/
static unsigned dump_threads(struct dump_context* dc,
const MINIDUMP_EXCEPTION_INFORMATION* except)
{
MINIDUMP_THREAD mdThd;
MINIDUMP_THREAD_LIST mdThdList;
unsigned i, sz;
RVA rva_base;
DWORD flags_out;
CONTEXT ctx;
mdThdList.NumberOfThreads = 0;
rva_base = dc->rva;
dc->rva += sz = sizeof(mdThdList.NumberOfThreads) + dc->num_threads * sizeof(mdThd);
for (i = 0; i < dc->num_threads; i++)
{
fetch_thread_info(dc, i, except, &mdThd, &ctx);
flags_out = ThreadWriteThread | ThreadWriteStack | ThreadWriteContext |
ThreadWriteInstructionWindow;
if (dc->type & MiniDumpWithProcessThreadData)
flags_out |= ThreadWriteThreadData;
if (dc->type & MiniDumpWithThreadInfo)
flags_out |= ThreadWriteThreadInfo;
if (dc->cb)
{
MINIDUMP_CALLBACK_INPUT cbin;
MINIDUMP_CALLBACK_OUTPUT cbout;
cbin.ProcessId = dc->pid;
cbin.ProcessHandle = dc->hProcess;
cbin.CallbackType = ThreadCallback;
cbin.u.Thread.ThreadId = dc->threads[i].tid;
cbin.u.Thread.ThreadHandle = 0; /* FIXME */
cbin.u.Thread.Context = ctx;
cbin.u.Thread.SizeOfContext = sizeof(CONTEXT);
cbin.u.Thread.StackBase = mdThd.Stack.StartOfMemoryRange;
cbin.u.Thread.StackEnd = mdThd.Stack.StartOfMemoryRange +
mdThd.Stack.Memory.DataSize;
cbout.u.ThreadWriteFlags = flags_out;
if (!dc->cb->CallbackRoutine(dc->cb->CallbackParam, &cbin, &cbout))
continue;
flags_out &= cbout.u.ThreadWriteFlags;
}
if (flags_out & ThreadWriteThread)
{
if (ctx.ContextFlags && (flags_out & ThreadWriteContext))
{
mdThd.ThreadContext.Rva = dc->rva;
mdThd.ThreadContext.DataSize = sizeof(CONTEXT);
append(dc, &ctx, sizeof(CONTEXT));
}
if (mdThd.Stack.Memory.DataSize && (flags_out & ThreadWriteStack))
{
minidump_add_memory_block(dc, mdThd.Stack.StartOfMemoryRange,
mdThd.Stack.Memory.DataSize,
rva_base + sizeof(mdThdList.NumberOfThreads) +
mdThdList.NumberOfThreads * sizeof(mdThd) +
FIELD_OFFSET(MINIDUMP_THREAD, Stack.Memory.Rva));
}
writeat(dc,
rva_base + sizeof(mdThdList.NumberOfThreads) +
mdThdList.NumberOfThreads * sizeof(mdThd),
&mdThd, sizeof(mdThd));
mdThdList.NumberOfThreads++;
}
/* fetch CPU dependent thread info (like 256 bytes around program counter */
dbghelp_current_cpu->fetch_minidump_thread(dc, i, flags_out, &ctx);
}
writeat(dc, rva_base,
&mdThdList.NumberOfThreads, sizeof(mdThdList.NumberOfThreads));
return sz;
}
/******************************************************************
* dump_memory_info
*
* dumps information about the memory of the process (stack of the threads)
*/
static unsigned dump_memory_info(struct dump_context* dc)
{
MINIDUMP_MEMORY_LIST mdMemList;
MINIDUMP_MEMORY_DESCRIPTOR mdMem;
DWORD written;
unsigned i, pos, len, sz;
RVA rva_base;
char tmp[1024];
mdMemList.NumberOfMemoryRanges = dc->num_mem;
append(dc, &mdMemList.NumberOfMemoryRanges,
sizeof(mdMemList.NumberOfMemoryRanges));
rva_base = dc->rva;
sz = mdMemList.NumberOfMemoryRanges * sizeof(mdMem);
dc->rva += sz;
sz += sizeof(mdMemList.NumberOfMemoryRanges);
for (i = 0; i < dc->num_mem; i++)
{
mdMem.StartOfMemoryRange = dc->mem[i].base;
mdMem.Memory.Rva = dc->rva;
mdMem.Memory.DataSize = dc->mem[i].size;
SetFilePointer(dc->hFile, dc->rva, NULL, FILE_BEGIN);
for (pos = 0; pos < dc->mem[i].size; pos += sizeof(tmp))
{
len = min(dc->mem[i].size - pos, sizeof(tmp));
if (ReadProcessMemory(dc->hProcess,
(void*)(DWORD_PTR)(dc->mem[i].base + pos),
tmp, len, NULL))
WriteFile(dc->hFile, tmp, len, &written, NULL);
}
dc->rva += mdMem.Memory.DataSize;
writeat(dc, rva_base + i * sizeof(mdMem), &mdMem, sizeof(mdMem));
if (dc->mem[i].rva)
{
writeat(dc, dc->mem[i].rva, &mdMem.Memory.Rva, sizeof(mdMem.Memory.Rva));
}
}
return sz;
}
/******************************************************************
* dump_memory64_info
*
* dumps information about the memory of the process (virtual memory)
*/
static unsigned dump_memory64_info(struct dump_context* dc)
{
MINIDUMP_MEMORY64_LIST mdMem64List;
MINIDUMP_MEMORY_DESCRIPTOR64 mdMem64;
DWORD written;
unsigned i, len, sz;
RVA rva_base;
char tmp[1024];
ULONG64 pos;
LARGE_INTEGER filepos;
sz = sizeof(mdMem64List.NumberOfMemoryRanges) +
sizeof(mdMem64List.BaseRva) +
dc->num_mem64 * sizeof(mdMem64);
mdMem64List.NumberOfMemoryRanges = dc->num_mem64;
mdMem64List.BaseRva = dc->rva + sz;
append(dc, &mdMem64List.NumberOfMemoryRanges,
sizeof(mdMem64List.NumberOfMemoryRanges));
append(dc, &mdMem64List.BaseRva,
sizeof(mdMem64List.BaseRva));
rva_base = dc->rva;
dc->rva += dc->num_mem64 * sizeof(mdMem64);
/* dc->rva is not updated past this point. The end of the dump
* is just the full memory data. */
filepos.QuadPart = dc->rva;
for (i = 0; i < dc->num_mem64; i++)
{
mdMem64.StartOfMemoryRange = dc->mem64[i].base;
mdMem64.DataSize = dc->mem64[i].size;
SetFilePointerEx(dc->hFile, filepos, NULL, FILE_BEGIN);
for (pos = 0; pos < dc->mem64[i].size; pos += sizeof(tmp))
{
len = min(dc->mem64[i].size - pos, sizeof(tmp));
if (ReadProcessMemory(dc->hProcess,
(void*)(ULONG_PTR)(dc->mem64[i].base + pos),
tmp, len, NULL))
WriteFile(dc->hFile, tmp, len, &written, NULL);
}
filepos.QuadPart += mdMem64.DataSize;
writeat(dc, rva_base + i * sizeof(mdMem64), &mdMem64, sizeof(mdMem64));
}
return sz;
}
static unsigned dump_misc_info(struct dump_context* dc)
{
MINIDUMP_MISC_INFO mmi;
mmi.SizeOfInfo = sizeof(mmi);
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));
return sizeof(mmi);
}
/******************************************************************
* MiniDumpWriteDump (DEBUGHLP.@)
*
*/
BOOL WINAPI MiniDumpWriteDump(HANDLE hProcess, DWORD pid, HANDLE hFile,
MINIDUMP_TYPE DumpType,
PMINIDUMP_EXCEPTION_INFORMATION ExceptionParam,
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;
struct dump_context dc;
dc.hProcess = hProcess;
dc.hFile = hFile;
dc.pid = pid;
dc.modules = NULL;
dc.num_modules = 0;
dc.alloc_modules = 0;
dc.threads = NULL;
dc.num_threads = 0;
dc.cb = CallbackParam;
dc.type = DumpType;
dc.mem = NULL;
dc.num_mem = 0;
dc.alloc_mem = 0;
dc.mem64 = NULL;
dc.num_mem64 = 0;
dc.alloc_mem64 = 0;
dc.rva = 0;
if (!fetch_process_info(&dc)) return FALSE;
fetch_modules_info(&dc);
/* 1) init */
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 & MiniDumpWithHandleData)
FIXME("NIY MiniDumpWithHandleData\n");
if (DumpType & MiniDumpFilterMemory)
FIXME("NIY MiniDumpFilterMemory\n");
if (DumpType & MiniDumpScanMemory)
FIXME("NIY MiniDumpScanMemory\n");
/* 2) write header */
mdHead.Signature = MINIDUMP_SIGNATURE;
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;
append(&dc, &mdHead, sizeof(mdHead));
/* 3) write stream directories */
dc.rva += nStreams * sizeof(mdDir);
idx_stream = 0;
/* 3.1) write data stream directories */
/* must be first in minidump */
mdDir.StreamType = SystemInfoStream;
mdDir.Location.Rva = dc.rva;
mdDir.Location.DataSize = dump_system_info(&dc);
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
&mdDir, sizeof(mdDir));
mdDir.StreamType = ThreadListStream;
mdDir.Location.Rva = dc.rva;
mdDir.Location.DataSize = dump_threads(&dc, ExceptionParam);
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
&mdDir, sizeof(mdDir));
mdDir.StreamType = ModuleListStream;
mdDir.Location.Rva = dc.rva;
mdDir.Location.DataSize = dump_modules(&dc, FALSE);
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
&mdDir, sizeof(mdDir));
mdDir.StreamType = 0xfff0; /* FIXME: this is part of MS reserved streams */
mdDir.Location.Rva = dc.rva;
mdDir.Location.DataSize = dump_modules(&dc, TRUE);
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
&mdDir, sizeof(mdDir));
if (!(DumpType & MiniDumpWithFullMemory))
{
mdDir.StreamType = MemoryListStream;
mdDir.Location.Rva = dc.rva;
mdDir.Location.DataSize = dump_memory_info(&dc);
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
&mdDir, sizeof(mdDir));
}
mdDir.StreamType = MiscInfoStream;
mdDir.Location.Rva = dc.rva;
mdDir.Location.DataSize = dump_misc_info(&dc);
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
&mdDir, sizeof(mdDir));
/* 3.2) write exception information (if any) */
if (ExceptionParam)
{
mdDir.StreamType = ExceptionStream;
mdDir.Location.Rva = dc.rva;
mdDir.Location.DataSize = dump_exception_info(&dc, ExceptionParam);
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
&mdDir, sizeof(mdDir));
}
/* 3.3) write user defined streams (if any) */
if (UserStreamParam)
{
for (i = 0; i < UserStreamParam->UserStreamCount; i++)
{
mdDir.StreamType = UserStreamParam->UserStreamArray[i].Type;
mdDir.Location.DataSize = UserStreamParam->UserStreamArray[i].BufferSize;
mdDir.Location.Rva = dc.rva;
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
&mdDir, sizeof(mdDir));
append(&dc, UserStreamParam->UserStreamArray[i].Buffer,
UserStreamParam->UserStreamArray[i].BufferSize);
}
}
/* 3.4) write full memory (if requested) */
if (DumpType & MiniDumpWithFullMemory)
{
fetch_memory64_info(&dc);
mdDir.StreamType = Memory64ListStream;
mdDir.Location.Rva = dc.rva;
mdDir.Location.DataSize = dump_memory64_info(&dc);
writeat(&dc, mdHead.StreamDirectoryRva + idx_stream++ * sizeof(mdDir),
&mdDir, sizeof(mdDir));
}
/* 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.mem);
HeapFree(GetProcessHeap(), 0, dc.mem64);
HeapFree(GetProcessHeap(), 0, dc.modules);
HeapFree(GetProcessHeap(), 0, dc.threads);
return TRUE;
}
/******************************************************************
* MiniDumpReadDumpStream (DEBUGHLP.@)
*
*
*/
BOOL WINAPI MiniDumpReadDumpStream(PVOID base, ULONG str_idx,
PMINIDUMP_DIRECTORY* pdir,
PVOID* stream, ULONG* size)
{
MINIDUMP_HEADER* mdHead = base;
if (mdHead->Signature == MINIDUMP_SIGNATURE)
{
MINIDUMP_DIRECTORY* dir;
DWORD i;
dir = (MINIDUMP_DIRECTORY*)((char*)base + mdHead->StreamDirectoryRva);
for (i = 0; i < mdHead->NumberOfStreams; i++, dir++)
{
if (dir->StreamType == str_idx)
{
if (pdir) *pdir = dir;
if (stream) *stream = (char*)base + dir->Location.Rva;
if (size) *size = dir->Location.DataSize;
return TRUE;
}
}
}
SetLastError(ERROR_INVALID_PARAMETER);
return FALSE;
}
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