Windows NT 4.0 source code leak
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/* SCCSID = @(#)except32.h 13.10 90/09/28 */
/*************************** START OF SPECIFICATION *****************
* * Source File Name: bsexcpt.h * * Descriptive Name: Thread Exception Constants and Structure Definitions. * * Copyright: Microsoft Corp. 1989 * Copyright: IBM Corp. 1989 * * Function: This file provides constants and data structure * definitions required by application programs to use 32 bit * thread exceptions management facility. * * Notes: None. * *************************** END OF SPECIFICATION *******************/
/*
* User Exception Handler Return Codes: */
#define XCPT_CONTINUE_SEARCH 0x00000000 /* exception not handled */
#define XCPT_CONTINUE_EXECUTION 0xFFFFFFFF /* exception handled */
#define XCPT_CONTINUE_STOP 0x00716668 /* exception handled by */
/* debugger (VIA DosDebug) */
/*
* fHandlerFlags values (see ExceptionStructure): * * The user may only set (but not clear) the EH_NONCONTINUABLE flag. * All other flags are set by the system. * */
#define EH_NONCONTINUABLE 0x1 /* Noncontinuable exception */
#define EH_UNWINDING 0x2 /* Unwind is in progress */
#define EH_EXIT_UNWIND 0x4 /* Exit unwind is in progress */
#define EH_STACK_INVALID 0x8 /* Stack out of limits or unaligned */
#define EH_NESTED_CALL 0x10 /* Nested exception handler call */
/*
* Unwind all exception handlers (see DosUnwindException API) */
#define UNWIND_ALL 0
/*
* Exception values are 32 bit values layed out as follows: * * 3 3 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 * 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 9 8 7 6 5 4 3 2 1 0 * +---+-+-------------------------+-------------------------------+ * |Sev|C| Facility | Code | * +---+-+-------------------------+-------------------------------+ * * where * * Sev - is the severity code * 00 - Success * 01 - Informational * 10 - Warning * 11 - Error * * C - is the Customer code flag * * Facility - is the facility code * * Code - is the facility's status code * * Exceptions specific to Cruiser (e.g. XCPT_SIGNAL) will be marked * with a facility code of 1. * * System defined exceptions have a facility code of zero. * * Each exception may also have several pieces of additional information. * These are stored in the ExceptionInformation fields of the * ExceptionReportRecord. They are documented here with the exceptions * only for ease of reference. */
#define XCPT_FATAL_EXCEPTION 0xC0000000
#define XCPT_SEVERITY_CODE 0xC0000000
#define XCPT_CUSTOMER_CODE 0x20000000
#define XCPT_FACILITY_CODE 0x1FFF0000
#define XCPT_EXCEPTION_CODE 0x0000FFFF
/*
* Violation flags in ExceptionInformation */#define XCPT_UNKNOWN_ACCESS 0x00000000 /* Unknown access */
#define XCPT_READ_ACCESS 0x00000001 /* Read access */
#define XCPT_WRITE_ACCESS 0x00000002 /* Write access */
#define XCPT_EXECUTE_ACCESS 0x00000004 /* Execute access */
#define XCPT_SPACE_ACCESS 0x00000008 /* Address space access */
#define XCPT_LIMIT_ACCESS 0x00000010 /* Address space limit violation */
#define XCPT_DATA_UNKNOWN 0xFFFFFFFF
/*
* Signal subtypes for XCPT_SIGNAL */#define XCPT_SIGNAL_INTR 1
#define XCPT_SIGNAL_KILLPROC 3
#define XCPT_SIGNAL_BREAK 4
/*
* Portable non-fatal software generated exceptions */
#define XCPT_GUARD_PAGE_VIOLATION 0x80000001
/* ExceptionInformation[ 0 ] - Access Code: XCPT_READ_ACCESS
XCPT_WRITE_ACCESS */ /* ExceptionInformation[ 1 ] - FaultAddr */
#define XCPT_UNABLE_TO_GROW_STACK 0x80010001
/*
* Portable fatal hardware generated exceptions */
#define XCPT_DATATYPE_MISALIGNMENT 0xC000009E
/* ExceptionInformation[ 0 ] - Access Code: XCPT_READ_ACCESS
XCPT_WRITE_ACCESS */ /* ExceptionInformation[ 1 ] - Alignment */ /* ExceptionInformation[ 2 ] - FaultAddr */
#define XCPT_BREAKPOINT 0xC000009F
#define XCPT_SINGLE_STEP 0xC00000A0
#define XCPT_ACCESS_VIOLATION 0xC0000005
/* ExceptionInformation[ 0 ] - Access Code: XCPT_READ_ACCESS
XCPT_WRITE_ACCESS XCPT_SPACE_ACCESS XCPT_LIMIT_ACCESS XCPT_UNKNOWN_ACCESS */ /* ExceptionInformation[ 1 ] - FaultAddr (XCPT_READ_ACCESS/XCPT_WRITE_ACCESS)
Selector (XCPT_SPACE_ACCESS) -1 (XCPT_LIMIT_ACCESS) */
#define XCPT_ILLEGAL_INSTRUCTION 0xC000001C
#define XCPT_FLOAT_DENORMAL_OPERAND 0xC0000094
#define XCPT_FLOAT_DIVIDE_BY_ZERO 0xC0000095
#define XCPT_FLOAT_INEXACT_RESULT 0xC0000096
#define XCPT_FLOAT_INVALID_OPERATION 0xC0000097
#define XCPT_FLOAT_OVERFLOW 0xC0000098
#define XCPT_FLOAT_STACK_CHECK 0xC0000099
#define XCPT_FLOAT_UNDERFLOW 0xC000009A
#define XCPT_INTEGER_DIVIDE_BY_ZERO 0xC000009B
#define XCPT_INTEGER_OVERFLOW 0xC000009C
#define XCPT_PRIVILEGED_INSTRUCTION 0xC000009D
/*
* Portable fatal software generated exceptions */
#define XCPT_IN_PAGE_ERROR 0xC0000006
/* ExceptionInformation[ 0 ] - FaultAddr */
#define XCPT_PROCESS_TERMINATE 0xC0010001
#define XCPT_ASYNC_PROCESS_TERMINATE 0xC0010002
/* ExceptionInfo[0] - TID of 'terminator' thread */
#define XCPT_NONCONTINUABLE_EXCEPTION 0xC0000024
#define XCPT_INVALID_DISPOSITION 0xC0000025
/*
* Non-portable fatal exceptions */
#define XCPT_INVALID_LOCK_SEQUENCE 0xC000001D
#define XCPT_ARRAY_BOUNDS_EXCEEDED 0xC0000093
#define XCPT_B1NPX_ERRATA_02 0xC0010004
/*
* Misc exceptions */
#define XCPT_UNWIND 0xC0000026
#define XCPT_BAD_STACK 0xC0000027
#define XCPT_INVALID_UNWIND_TARGET 0xC0000028
/*
* Signal Exceptions */
#define XCPT_SIGNAL 0xC0010003
/* ExceptionInfo[0] - signal number */
/*
* Exception Context. * * This is the machine specific register contents for the thread * at the time of the exception. Note that only the register sets * specified by ContextFlags contain valid data. Conversely, only * registers specified in ContextFlags will be restored if an exception * is handled. */
/*
* The following flags control the contents of the CONTEXT structure. */
#define CONTEXT_CONTROL 0x00000001L /* SS:ESP, CS:EIP, EFLAGS, */
/* EBP */#define CONTEXT_INTEGER 0x00000002L /* EAX, EBX, ECX, EDX, ESI, */
/* EDI */#define CONTEXT_SEGMENTS 0x00000004L /* DS, ES, FS, GS */
#define CONTEXT_FLOATING_POINT 0x00000008L /* 387 state */
#define CONTEXT_FULL (CONTEXT_CONTROL | CONTEXT_INTEGER | \
CONTEXT_SEGMENTS | CONTEXT_FLOATING_POINT)
/* XLATOFF */#pragma pack(1)
/* XLATON */
struct _fpreg { /* coprocessor stack register element */ ULONG losig; ULONG hisig; USHORT signexp;};typedef struct _fpreg FPREG;
/* XLATOFF */#pragma pack()
/* XLATON */
struct _CONTEXT { /* Ex */
/*
* The flags values within this flag control the contents of * a CONTEXT record. * * If the context record is used as an input parameter, then * for each portion of the context record controlled by a flag * whose value is set, it is assumed that that portion of the * context record contains valid context. If the context record * is being used to modify a thread's context, then only that * portion of the thread's context will be modified. * * If the context record is used as an Input/Output parameter to * capture the context of a thread, then only those portions of the * thread's context corresponding to set flags will be returned. */
ULONG ContextFlags;
/*
* This section is specified/returned if the * ContextFlags word contains the flag CONTEXT_FLOATING_POINT. */
ULONG ctx_env[7]; struct _fpreg ctx_stack[8];
/*
* This section is specified/returned if the * ContextFlags word contains the flag CONTEXT_SEGMENTS. */
ULONG ctx_SegGs; ULONG ctx_SegFs; ULONG ctx_SegEs; ULONG ctx_SegDs;
/*
* This section is specified/returned if the * ContextFlags word contains the flag CONTEXT_INTEGER. */
ULONG ctx_RegEdi; ULONG ctx_RegEsi; ULONG ctx_RegEax; ULONG ctx_RegEbx; ULONG ctx_RegEcx; ULONG ctx_RegEdx;
/*
* This section is specified/returned if the * ContextFlags word contains the flag CONTEXT_CONTROL. */
ULONG ctx_RegEbp; ULONG ctx_RegEip; ULONG ctx_SegCs; ULONG ctx_EFlags; ULONG ctx_RegEsp; ULONG ctx_SegSs;
};typedef struct _CONTEXT CONTEXTRECORD;typedef struct _CONTEXT *PCONTEXTRECORD;
/*
* ExceptionReportRecord * * This structure contains machine independant information about an * exception/unwind. No system exception will ever have more than * EXCEPTION_MAXIMUM_PARAMETERS parameters. User exceptions are not * bound to this limit. */
#define EXCEPTION_MAXIMUM_PARAMETERS 4 /* Enough for all system exceptions. */
struct _EXCEPTIONREPORTRECORD { ULONG ExceptionNum; /* exception number */ ULONG fHandlerFlags; struct _EXCEPTIONREPORTRECORD *NestedExceptionReportRecord; PVOID ExceptionAddress; ULONG cParameters; /* Size of Exception Specific Info */ ULONG ExceptionInfo[EXCEPTION_MAXIMUM_PARAMETERS]; /* Exception Specfic Info */};typedef struct _EXCEPTIONREPORTRECORD EXCEPTIONREPORTRECORD;typedef struct _EXCEPTIONREPORTRECORD *PEXCEPTIONREPORTRECORD;
/*
* ExceptionRegistrationRecord * * These are linked together to form a chain of exception handlers that * will be dispatched to upon receipt of an exception. * * NOTE: Exception handlers should *NOT* be Registered directly from a * high level language, such as 'C'. This is the responsibility of * the language runtime. */
/* XLATOFF */struct _EXCEPTIONREGISTRATIONRECORD { struct _EXCEPTIONREGISTRATIONRECORD *prev_structure; ULONG (_cdecl * ExceptionHandler)(PEXCEPTIONREPORTRECORD, struct _EXCEPTIONREGISTRATIONRECORD *, PCONTEXTRECORD, PVOID);};typedef struct _EXCEPTIONREGISTRATIONRECORD EXCEPTIONREGISTRATIONRECORD;typedef struct _EXCEPTIONREGISTRATIONRECORD *PEXCEPTIONREGISTRATIONRECORD;/* XLATON */
/* ASM
_EXCEPTIONREGISTRATIONRECORD STRUCprev_structure DD ?ExceptionHandler DD ?_EXCEPTIONREGISTRATIONRECORD ENDS
EXCEPTIONREGISTRATIONRECORD struc db size _EXCEPTIONREGISTRATIONRECORD dup(?)EXCEPTIONREGISTRATIONRECORD ends
PEXCEPTIONREGISTRATIONRECORD struc dd ?PEXCEPTIONREGISTRATIONRECORD ends
*/
/*
* End of exception chain marker. */
/* XLATOFF */#define END_OF_CHAIN ((PEXCEPTIONREGISTRATIONRECORD) -1)
/* XLATON */
/* ASM
END_OF_CHAIN EQU -1*/
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