ch05l01.txt

《Web编程专家指南》

Listing 5.1 Task gateway interface API.

/* Task Gateway Interface v1.00 -- (C) A.Montefusco 1995 */

#if !defined(__TGI_H__)
#define __TGI_H__
#if defined(__cplusplus)
extern "C" {
#endif

typedef void * HTGI;
typedef void * HREQUEST;
typedef long (*PFNACTION) (HREQUEST, void *);

long   TgiRegisterModule (char *name,PFNACTION pFn, HTGI *pHTgi, long timeout);
long   TgiProcessModule (HTGI hTgi, void *pCbData);
long   TgiDeregisterModule (HTGI hTgi );
long   TgiGetPathInfo  ( HREQUEST hReq, char **pszPi );
long   TgiGetQueryInfo ( HREQUEST hReq, char **pszQi );
long   TgiGetFormData  ( HREQUEST hReq, char **pszFd );
long   TgiSetRedirFile ( HREQUEST hReq, char *pszRf  );
long   TgiPutHtml      ( HREQUEST hReq, char *buf, long len );
char  *TgiStrError     ( long tgiErr );

#define   TGI_OK                  0
#define   TGI_EXIT                1
#define   TGI_UNLOCK              2
#define   TGI_NOT_RUN             3
#define   TGI_LOC_OPEN_SEM        4
#define   TGI_REQUEST             5
#define   TGI_ALREADY_INIT        6
#define   TGI_LOC_RELEASE_SEM     7
#define   TGI_TOO_MANY_MOD        8
#define   TGI_BAD_PARAM           9
#define   TGI_UNLOCK_OK          10
#define   TGI_MOD_NOT_FOUND      11
#define   TGI_BAD_INSTANCE       12
#define   TGI_SEM_CREATE         13
#define   TGI_UNLOCK_ERROR       14
#define   TGI_MOD_ALREADY_REG    15
#define   TGI_INST_NOT_FOUND     16
#define   TGI_MODULE_BUSY        17
#define   TGI_NOT_INIT           18
#define   TGI_NO_MEM             19
#define   TGI_MLBX_OPEN          20
#define   TGI_MLBX_SEND          21

#define   TGI_FATAL(rc) { if (rc != TGI_OK) {                     \
        fprintf (stderr, "Error %d (%s) in %s at %d\n",           \
                 rc, TgiStrError(rc), __FILE__, __LINE__ );       \
        exit (rc);                                                \
      }                                                           \
    }
#if defined(__cplusplus)
};
#endif
#endif