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1/*
2 httpext.h - Header for ISAPI extensions.
3
4 This file is part of a free library for the Win32 API.
5
6 This library is distributed in the hope that it will be useful,
7 but WITHOUT ANY WARRANTY; without even the implied warranty of
8 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
9*/
10
11#ifndef _HTTPEXT_H
12#define _HTTPEXT_H
13
14#include <windows.h>
15
16#ifdef __cplusplus
17extern "C" {
18#endif
19
20#define HSE_VERSION_MAJOR 2
21#define HSE_VERSION_MINOR 0
22#define HSE_LOG_BUFFER_LEN 80
23#define HSE_MAX_EXT_DLL_NAME_LEN 256
24#define HSE_STATUS_SUCCESS 1
25#define HSE_STATUS_SUCCESS_AND_KEEP_CONN 2
26#define HSE_STATUS_PENDING 3
27#define HSE_STATUS_ERROR 4
28#define HSE_REQ_BASE 0
29#define HSE_REQ_SEND_URL_REDIRECT_RESP 1
30#define HSE_REQ_SEND_URL 2
31#define HSE_REQ_SEND_RESPONSE_HEADER 3
32#define HSE_REQ_DONE_WITH_SESSION 4
33#define HSE_REQ_END_RESERVED 1000
34#define HSE_TERM_ADVISORY_UNLOAD 0x00000001
35#define HSE_TERM_MUST_UNLOAD 0x00000002
36#define HSE_IO_SYNC 0x00000001
37#define HSE_IO_ASYNC 0x00000002
38#define HSE_IO_DISCONNECT_AFTER_SEND 0x00000004
39#define HSE_IO_SEND_HEADERS 0x00000008
40typedef LPVOID HCONN;
41typedef struct _HSE_VERSION_INFO {
42 DWORD dwExtensionVersion;
43 CHAR lpszExtensionDesc[HSE_MAX_EXT_DLL_NAME_LEN];
44} HSE_VERSION_INFO, *LPHSE_VERSION_INFO;
45typedef struct _EXTENSION_CONTROL_BLOCK {
46 DWORD cbSize;
47 DWORD dwVersion;
48 HCONN ConnID;
49 DWORD dwHttpStatusCode;
50 CHAR lpszLogData[HSE_LOG_BUFFER_LEN];
51 LPSTR lpszMethod;
52 LPSTR lpszQueryString;
53 LPSTR lpszPathInfo;
54 LPSTR lpszPathTranslated;
55 DWORD cbTotalBytes;
56 DWORD cbAvailable;
57 LPBYTE lpbData;
58 LPSTR lpszContentType;
59 BOOL (PASCAL *GetServerVariable)(HCONN,LPSTR,LPVOID,LPDWORD);
60 BOOL (PASCAL *WriteClient)(HCONN,LPVOID,LPDWORD,DWORD);
61 BOOL (PASCAL *ReadClient)(HCONN,LPVOID,LPDWORD);
62 BOOL (PASCAL *ServerSupportFunction)(HCONN,DWORD,LPVOID,LPDWORD,LPDWORD);
63} EXTENSION_CONTROL_BLOCK, *LPEXTENSION_CONTROL_BLOCK;
64typedef BOOL (PASCAL *PFN_GETEXTENSIONVERSION)(HSE_VERSION_INFO*);
65typedef DWORD (PASCAL *PFN_HTTPEXTENSIONPROC)(EXTENSION_CONTROL_BLOCK*);
66typedef BOOL (PASCAL *PFN_TERMINATEEXTENSION)(DWORD);
67typedef VOID (PASCAL *PFN_HSE_IO_COMPLETION)(EXTENSION_CONTROL_BLOCK*,PVOID,DWORD,DWORD);
68typedef struct _HSE_TF_INFO {
69 PFN_HSE_IO_COMPLETION pfnHseIO;
70 PVOID pContext;
71 HANDLE hFile;
72 LPCSTR pszStatusCode;
73 DWORD BytesToWrite;
74 DWORD Offset;
75 PVOID pHead;
76 DWORD HeadLength;
77 PVOID pTail;
78 DWORD TailLength;
79 DWORD dwFlags;
80} HSE_TF_INFO, *LPHSE_TF_INFO;
81BOOL PASCAL GetExtensionVersion(HSE_VERSION_INFO*);
82DWORD PASCAL HttpExtensionProc(EXTENSION_CONTROL_BLOCK*);
83BOOL PASCAL TerminateExtension(DWORD);
84#ifdef __cplusplus
85}
86#endif
87#endif /* _HTTPEXT_H */