SEH结构化异常

十二

1. EXCEPTION_POINTERS结构
   
2. typedef strut_EXCEPTION_POINTERS{ 
   
3. DWORD pEXCEPTION_RECORD ExceptionRecord
   
4. DWORD pCONTEXT ContextRecord            }_EXCEPTION_POINTERS ends
   
5. 
   
6. EXCEPTION_RECORD结构
   
7. typedef struct _EXCEPTION_RECORD{
   
8.     DWORD    ExceptionCode;
   
9.     DWORD ExceptionFlags;
   
10.     struct _EXCEPTION_RECORD *ExceptionRecord;
    
11.     PVOID ExceptionAddress;
    
12.     DWORD NumberParameters;
    
13.     UINT_PTR ExceptionInformation[EXCEPTION_MAXIMUM_PARAMETERS];
    
14.     } EXCEPTION_RECORD;
    
15. 
    
16. typedef EXCEPTION_RECORD *PEXCEPTION_RECORD;
    
17. 
    
18. 
    
19. CONTEXT结构
    
20. 
    
21. typedef struct _CONTEXT {
    
22. 
    
23.     //
    
24.     // The flags values within this flag control the contents of
    
25.     // a CONTEXT record.
    
26.     //
    
27.     // If the context record is used as an input parameter, then
    
28.     // for each portion of the context record controlled by a flag
    
29.     // whose value is set, it is assumed that that portion of the
    
30.     // context record contains valid context. If the context record
    
31.     // is being used to modify a threads context, then only that
    
32.     // portion of the threads context will be modified.
    
33.     //
    
34.     // If the context record is used as an IN OUT parameter to capture
    
35.     // the context of a thread, then only those portions of the thread's
    
36.     // context corresponding to set flags will be returned.
    
37.     //
    
38.     // The context record is never used as an OUT only parameter.
    
39.     //
    
40. 
    
41.     DWORD ContextFlags;
    
42. 
    
43.     //
    
44.     // This section is specified/returned if CONTEXT_DEBUG_REGISTERS is
    
45.     // set in ContextFlags.  Note that CONTEXT_DEBUG_REGISTERS is NOT
    
46.     // included in CONTEXT_FULL.
    
47.     //
    
48. 
    
49.     DWORD   Dr0;
    
50.     DWORD   Dr1;
    
51.     DWORD   Dr2;
    
52.     DWORD   Dr3;
    
53.     DWORD   Dr6;
    
54.     DWORD   Dr7;
    
55. 
    
56.     //
    
57.     // This section is specified/returned if the
    
58.     // ContextFlags word contians the flag CONTEXT_FLOATING_POINT.
    
59.     //
    
60. 
    
61.     FLOATING_SAVE_AREA FloatSave;
    
62. 
    
63.     //
    
64.     // This section is specified/returned if the
    
65.     // ContextFlags word contians the flag CONTEXT_SEGMENTS.
    
66.     //
    
67. 
    
68.     DWORD   SegGs;     +8C
    
69.     DWORD   SegFs;      +90
    
70.     DWORD   SegEs;      +94
    
71.     DWORD   SegDs;     +98
    
72. 
    
73.     //
    
74.     // This section is specified/returned if the
    
75.     // ContextFlags word contians the flag CONTEXT_INTEGER.
    
76.     //
    
77. 
    
78.     DWORD   Edi;      +9C
    
79.     DWORD   Esi;      +A0
    
80.     DWORD   Ebx;      +A4     
    
81.     DWORD   Edx;      +A8
    
82.     DWORD   Ecx;      +AC
    
83.     DWORD   Eax;      +B0
    
84. 
    
85.     //
    
86.     // This section is specified/returned if the
    
87.     // ContextFlags word contians the flag CONTEXT_CONTROL.
    
88.     //
    
89. 
    
90.     DWORD   Ebp;      +B4
    
91.     DWORD   Eip;      +B8
    
92.     DWORD   SegCs;      +BC              // MUST BE SANITIZED      
    
93.     DWORD   EFlags;      +C0             // MUST BE SANITIZED
    
94.     DWORD   Esp;      +C4
    
95.     DWORD   SegSs;      +C8
    
96. 
    
97.     //
    
98.     // This section is specified/returned if the ContextFlags word
    
99.     // contains the flag CONTEXT_EXTENDED_REGISTERS.
    
100.     // The format and contexts are processor specific
     
101.     //
     
102. 
     
103.     BYTE    ExtendedRegisters[MAXIMUM_SUPPORTED_EXTENSION];
     
104. 
     
105. } CONTEXT;
     
106. 转自WINNT.H
     

复制代码

例子下载