Source code of Windows XP (NT5)
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196 lines
6.5 KiB

#include "ntiodump.h"
//
// Define the type for a dump control block. This structure is used to
// describe all of the data, drivers, and memory necessary to dump all of
// physical memory to the disk after a bugcheck.
//
typedef struct _MINIPORT_NODE {
LIST_ENTRY ListEntry;
PKLDR_DATA_TABLE_ENTRY DriverEntry;
ULONG DriverChecksum;
} MINIPORT_NODE, *PMINIPORT_NODE;
#define IO_TYPE_DCB 0xff
#define DCB_DUMP_ENABLED 0x01
#define DCB_SUMMARY_ENABLED 0x02
#define DCB_DUMP_HEADER_ENABLED 0x10
#define DCB_SUMMARY_DUMP_ENABLED 0x20
#define DCB_TRIAGE_DUMP_ENABLED 0x40
#define DCB_TRIAGE_DUMP_ACT_UPON_ENABLED 0x80
typedef struct _DUMP_CONTROL_BLOCK {
UCHAR Type;
CHAR Flags;
USHORT Size;
CCHAR NumberProcessors;
CHAR Reserved;
USHORT ProcessorArchitecture;
PDUMP_STACK_CONTEXT DumpStack;
ULONG MemoryDescriptorLength;
PLARGE_INTEGER FileDescriptorArray;
ULONG FileDescriptorSize;
PULONG HeaderPage;
PFN_NUMBER HeaderPfn;
ULONG MajorVersion;
ULONG MinorVersion;
ULONG BuildNumber;
CHAR VersionUser[32];
ULONG HeaderSize; // Size of dump header includes summary dump.
LARGE_INTEGER DumpFileSize; // Size of dump file.
ULONG TriageDumpFlags; // Flags for triage dump.
PUCHAR TriageDumpBuffer; // Buffer for triage dump.
ULONG TriageDumpBufferSize; // Size of triage dump buffer.
} DUMP_CONTROL_BLOCK, *PDUMP_CONTROL_BLOCK;
//
// Processor specific macros.
//
#if defined(_AMD64_)
#define PROGRAM_COUNTER(_context) ((ULONG_PTR)(_context)->Rip)
#define STACK_POINTER(_context) ((ULONG_PTR)(_context)->Rsp)
#define CURRENT_IMAGE_TYPE() IMAGE_FILE_MACHINE_I386
#define PaeEnabled() TRUE
#elif defined(_X86_)
#define PROGRAM_COUNTER(_context) ((_context)->Eip)
#define STACK_POINTER(_context) ((_context)->Esp)
#define CURRENT_IMAGE_TYPE() IMAGE_FILE_MACHINE_I386
#define PaeEnabled() X86PaeEnabled()
#elif defined(_ALPHA_)
#define PROGRAM_COUNTER(_context) ((_context)->Fir)
#define STACK_POINTER(_context) ((_context)->IntSp)
#define CURRENT_IMAGE_TYPE() IMAGE_FILE_MACHINE_ALPHA
#define PaeEnabled() (FALSE)
#elif defined(_IA64_)
#define PROGRAM_COUNTER(_context) ((_context)->StIIP)
#define STACK_POINTER(_context) ((_context)->IntSp)
#define CURRENT_IMAGE_TYPE() IMAGE_FILE_MACHINE_IA64
#define PaeEnabled() (FALSE)
#else
#error ("unknown processor type")
#endif
//
// min3(_a,_b,_c)
//
// Same as min() but takes 3 parameters.
//
#define min3(_a,_b,_c) ( min ( min ((_a), (_b)), min ((_a), (_c))) )
#define CRASHDUMP_ERROR DPFLTR_ERROR_LEVEL
#define CRASHDUMP_WARNING DPFLTR_WARNING_LEVEL
#define CRASHDUMP_TRACE DPFLTR_TRACE_LEVEL
#define CRASHDUMP_INFO DPFLTR_INFO_LEVEL
#define CRASHDUMP_VERBOSE (DPFLTR_INFO_LEVEL + 100)
ULONG
IopGetDumpControlBlockCheck (
IN PDUMP_CONTROL_BLOCK Dcb
);
//
// The remainder of this file verifies that the DUMP_HEADER32, DUMP_HEADER64,
// MEMORY_DUMP32 and MEMORY_DUMP64 structures have been defined correctly.
// If you die on one of the asserts, it means you changed on of the crashdump
// structures without knowing how it affected the rest of the system.
//
//
// Define dump header longword offset constants. Note: these constants are
// should no longer be used in accessing the fields. Use the MEMORY_DUMP32
// and MEMORY_DUMP64 structures instead.
//
#define DHP_PHYSICAL_MEMORY_BLOCK (25)
#define DHP_CONTEXT_RECORD (200)
#define DHP_EXCEPTION_RECORD (500)
#define DHP_DUMP_TYPE (994)
#define DHP_REQUIRED_DUMP_SPACE (1000)
#define DHP_CRASH_DUMP_TIMESTAMP (1008)
#define DHP_SUMMARY_DUMP_RECORD (1024)
//
// Validate the MEMORY_DUMP32 structure.
//
C_ASSERT ( FIELD_OFFSET (DUMP_HEADER32, PhysicalMemoryBlock) == DHP_PHYSICAL_MEMORY_BLOCK * 4);
C_ASSERT ( FIELD_OFFSET (DUMP_HEADER32, ContextRecord) == DHP_CONTEXT_RECORD * 4);
C_ASSERT ( FIELD_OFFSET (DUMP_HEADER32, Exception) == DHP_EXCEPTION_RECORD * 4);
C_ASSERT ( FIELD_OFFSET (DUMP_HEADER32, DumpType) == DHP_DUMP_TYPE * 4 );
C_ASSERT ( FIELD_OFFSET (DUMP_HEADER32, RequiredDumpSpace) == DHP_REQUIRED_DUMP_SPACE * 4);
C_ASSERT ( FIELD_OFFSET (DUMP_HEADER32, SystemTime) == DHP_CRASH_DUMP_TIMESTAMP * 4);
C_ASSERT ( sizeof (DUMP_HEADER32) == 4096 );
C_ASSERT ( FIELD_OFFSET (MEMORY_DUMP32, Summary) == 4096);
//
// Verify that the PHYSICAL_MEMORY_RUN and PHYSICAL_MEMORY_DESCRIPTOR
// structs match up.
//
#if !defined (_WIN64)
C_ASSERT ( sizeof (PHYSICAL_MEMORY_RUN) == sizeof (PHYSICAL_MEMORY_RUN32) &&
FIELD_OFFSET (PHYSICAL_MEMORY_RUN, BasePage) ==
FIELD_OFFSET (PHYSICAL_MEMORY_RUN32, BasePage) &&
FIELD_OFFSET (PHYSICAL_MEMORY_RUN, PageCount) ==
FIELD_OFFSET (PHYSICAL_MEMORY_RUN32, PageCount) );
C_ASSERT ( sizeof (PHYSICAL_MEMORY_DESCRIPTOR) == sizeof (PHYSICAL_MEMORY_DESCRIPTOR) &&
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR, NumberOfRuns) ==
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR32, NumberOfRuns) &&
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR, NumberOfPages) ==
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR32, NumberOfPages) &&
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR, Run) ==
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR32, Run) );
#else // IA64
C_ASSERT ( sizeof (PHYSICAL_MEMORY_RUN) == sizeof (PHYSICAL_MEMORY_RUN64) &&
FIELD_OFFSET (PHYSICAL_MEMORY_RUN, BasePage) ==
FIELD_OFFSET (PHYSICAL_MEMORY_RUN64, BasePage) &&
FIELD_OFFSET (PHYSICAL_MEMORY_RUN, PageCount) ==
FIELD_OFFSET (PHYSICAL_MEMORY_RUN64, PageCount) );
C_ASSERT ( sizeof (PHYSICAL_MEMORY_DESCRIPTOR) == sizeof (PHYSICAL_MEMORY_DESCRIPTOR) &&
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR, NumberOfRuns) ==
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR64, NumberOfRuns) &&
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR, NumberOfPages) ==
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR64, NumberOfPages) &&
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR, Run) ==
FIELD_OFFSET (PHYSICAL_MEMORY_DESCRIPTOR64, Run) );
#endif
//
// Verify we have enough room for the CONTEXT record.
//
C_ASSERT (sizeof (CONTEXT) <= sizeof ((PDUMP_HEADER)NULL)->ContextRecord);
#if defined(_AMD64_)
C_ASSERT (sizeof (DUMP_HEADER) == (2 * PAGE_SIZE));
#else
C_ASSERT (sizeof (DUMP_HEADER) == PAGE_SIZE);
#endif