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APISpy32.h
Package: apispy32.zip　[view]
Upload User: tzh4061
Upload Date: 2007-01-08
Package Size: 309k
Code Size: 1k
Category:

Hook api

Development Platform:

Visual C++

APISpy32.h：Code Content
  1. #ifndef APISPY32_H
  2. #define APISPY32_H
  4. #include <windows.h>
  6. #ifdef WIN95
  8. // Increase this value if you wish to intercept more than
  9. // 100 API functions under Windows 95/98.
  11. #define MAX_API 100
  13. #endif
  15. #define MAX_API_NAME 50
  16. #define MAX_TEXT_LEN 40
  17. #define MAX_PARAM    20
  19. struct tagAPIInfo;
  21. typedef void (*tagAPIAddr)();
  22. typedef void (*tagHandlerAddr)(tagAPIInfo *, PSTR, ...);
  24. enum tagParamType
  25. {
  26.   PARAM_INT,
  27.   PARAM_DWORD,
  28.   PARAM_WORD,
  29.   PARAM_BYTE,
  30.   PARAM_PSTR,
  31.   PARAM_PVOID,
  32.   PARAM_PINT,
  33.   PARAM_PDWORD,
  34.   PARAM_PWORD,
  35.   PARAM_PBYTE,
  36.   PARAM_HANDLE,
  37.   PARAM_HWND,
  38.   PARAM_BOOL,
  39.   PARAM_PWSTR,
  40.   PARAM_UNKNOWN
  41. };
  43. struct tagParamSpec
  44. {
  45.   char *ParamName;
  46.   tagParamType ParamType;
  47.   char *ParamFormat;
  48.   DWORD dwParamMask;
  49. };
  51. struct tagAPIInfo
  52. {
  53.   BYTE Opcodes[5];
  54.   tagAPIAddr APIAddress;
  56.   #ifdef WIN95
  58.   char szAPIName[MAX_API_NAME + 1];
  59.   HANDLE hMutex;
  61.   #endif
  63.   #ifdef WINNT
  65.   DWORD dwOldProtectionFlags;
  66.   PSTR szAPIName;
  67.   CRITICAL_SECTION CriticalSection;
  69.   #endif
  71.   tagHandlerAddr APIEnterHandler;
  72.   tagParamType ParamList[MAX_PARAM];
  73.   BYTE ParamCount;
  74.   tagAPIInfo *Next;
  75. };
  77. tagAPIInfo *HookAPIFunction(PSTR pszModuleName,
  78.                             PSTR pszAPIName,
  79.                             tagHandlerAddr APIEnterHandler);
  81. void UnhookAPIFunction(tagAPIInfo *pAPIInfo);
  83. void UnhookAllAPIFunctions();
  85. #endif