/*
* wsIntrn.h -- Internal GoAhead Web server header
*
* Copyright (c) GoAhead Software Inc., 1992-2000. All Rights Reserved.
*
* See the file "license.txt" for information on usage and redistribution
*/
#ifndef _h_WEBS_INTERNAL
#define _h_WEBS_INTERNAL 1
/******************************** Description *********************************/
/*
* Internal GoAhead Web Server header. This defines the Web private APIs
* Include this header when you want to create URL handlers.
*/
/*********************************** Defines **********************************/
/*
* Define this to enable login of web accesses to a file
* #define WEBS_LOG_SUPPORT 1
*
* Define this to enable HTTP/1.1 keep alive support
* #define WEBS_KEEP_ALIVE_SUPPORT 1
*
* Define this to enable if-modified-since support
* #define WEBS_IF_MODIFIED_SUPPORT 1
*
* Define this to support proxy capability and track local vs remote request
* Note: this is not yet fully implemented.
* #define WEBS_PROXY_SUPPORT 1
*
* Define this to support reading pages from ROM
* #define WEBS_PAGE_ROM 1
*
* Define this to enable memory allocation and stack usage tracking
* #define B_STATS 1
*/
/********************************** Includes **********************************/
#include <ctype.h>
#include <stdlib.h>
#include <string.h>
#include <stdarg.h>
#if WIN
#include <fcntl.h>
#include <sys/stat.h>
#include <io.h>
#endif
#if CE
#if ! UEMF
#include <io.h>
#endif
#endif
#if NW
#include <fcntl.h>
#include <sys/stat.h>
#endif
#if SCOV5
#include <fcntl.h>
#include <sys/stat.h>
#include <signal.h>
#include <unistd.h>
#endif
#if LYNX
#include <fcntl.h>
#include <sys/stat.h>
#include <signal.h>
#include <unistd.h>
#endif
#if UNIX
#include <fcntl.h>
#include <sys/stat.h>
#include <signal.h>
#include <unistd.h>
#endif
#if QNX4
#include <fcntl.h>
#include <sys/stat.h>
#include <signal.h>
#include <unistd.h>
#include <unix.h>
#endif
#if UW
#include <fcntl.h>
#include <sys/stat.h>
#endif
#if VXWORKS
#include <vxWorks.h>
#include <fcntl.h>
#include <sys/stat.h>
#endif
#if SOLARIS
#include <macros.h>
#include <fcntl.h>
#include <sys/stat.h>
#endif
#if UEMF
#include "uemf.h"
#include "ejIntrn.h"
#else
#include "emf/emfInternal.h"
#include "ej/ejIntrn.h"
#endif
#include "webs.h"
/********************************** Defines ***********************************/
/*
* Read handler flags and state
*/
#define WEBS_BEGIN 0x1 /* Beginning state */
#define WEBS_HEADER 0x2 /* Ready to read first line */
#define WEBS_POST 0x4 /* POST without content */
#define WEBS_POST_CLEN 0x8 /* Ready to read content for POST */
#define WEBS_PROCESSING 0x10 /* Processing request */
#define WEBS_KEEP_TIMEOUT 15000 /* Keep-alive timeout (15 secs) */
#define WEBS_TIMEOUT 60000 /* General request timeout (60) */
#define PAGE_READ_BUFSIZE 512 /* bytes read from page files */
#define MAX_PORT_LEN 10 /* max digits in port number */
#define WEBS_SYM_INIT 64 /* initial # of sym table entries */
#define WEBS_VERSION_STR T("2.1.3") /* version of web server s/w */
/*
* URL handler structure. Stores the leading URL path and the handler
* function to call when the URL path is seen.
*/
typedef struct {
int (*handler)(webs_t wp, char_t *urlPrefix, char_t *webDir, int arg,
char_t *url, char_t *path,
char_t *query); /* Callback URL handler function */
char_t *webDir; /* Web directory if required */
char_t *urlPrefix; /* URL leading prefix */
int len; /* Length of urlPrefix for speed */
int arg; /* Argument to provide to handler */
int flags; /* Flags */
} websUrlHandlerType;
/*
* Webs statistics
*/
typedef struct {
long errors; /* General errors */
long redirects;
long net_requests;
long activeNetRequests;
long activeBrowserRequests;
long timeouts;
long access; /* Access violations */
long localHits;
long remoteHits;
long formHits;
long cgiHits;
long handlerHits;
} websStatsType;
extern websStatsType websStats; /* Web access stats */
/*
* Error code list
*/
typedef struct {
int code; /* HTTP error code */
char_t *msg; /* HTTP error message */
} websErrorType;
/*
* Mime type list
*/
typedef struct {
char_t *type; /* Mime type */
char_t *ext; /* File extension */
} websMimeType;
/*
* File information structure.
*/
typedef struct {
unsigned long size; /* File length */
int isDir; /* Set if directory */
time_t mtime; /* Modified time */
} websStatType;
/*
* Compiled Rom Page Index
*/
typedef struct {
char_t *path; /* Web page URL path */
const unsigned char *page; /* Web page data */
int size; /* Size of web page in bytes */
int pos; /* Current read position */
} websRomPageIndexType;
/*
* Defines for file open.
*/
#ifndef CE
#define SOCKET_RDONLY O_RDONLY
#define SOCKET_BINARY O_BINARY
#else /* CE */
#define SOCKET_RDONLY 0x1
#define SOCKET_BINARY 0x2
#endif /* CE */
extern websRomPageIndexType websRomPageIndex[];
extern websMimeType websMimeList[]; /* List of mime types */
extern sym_fd_t websMime; /* Set of mime types */
extern webs_t* webs; /* Session list head */
extern int websMax; /* List size */
extern char_t websHost[64]; /* Name of this host */
extern char_t websIpaddr[64]; /* IP address of this host */
extern char_t *websHostUrl; /* URL for this host */
extern char_t *websIpaddrUrl; /* URL for this host */
extern int websPort; /* Port number */
/******************************** Prototypes **********************************/
extern int websAspOpen();
extern void websAspClose();
extern void websFormOpen();
extern void websFormClose();
extern int websAspWrite(int ejid, webs_t wp, int argc, char_t **argv);
extern void websDefaultClose();
extern int websDefaultHandler(webs_t wp, char_t *urlPrefix,
char_t *webDir, int arg, char_t *url, char_t *path,
char_t *query);
extern int websFormHandler(webs_t wp, char_t *urlPrefix, char_t *webDir,
int arg, char_t *url, char_t *path, char_t *query);
extern int websCgiHandler(webs_t wp, char_t *urlPrefix, char_t *webDir,
int arg, char_t *url, char_t *path, char_t *query);
extern void websCgiCleanup();
extern int websCheckCgiProc(int handle);
extern char_t *websGetCgiCommName();
extern int websLaunchCgiProc(char_t *cgiPath, char_t **argp,
char_t **envp, char_t *stdIn, char_t *stdOut);
extern int websOpen(int sid);
extern void websResponse(webs_t wp, int code, char_t *msg,
char_t *redirect);
extern int websJavaScriptEval(webs_t wp, char_t *script);
extern int websPageReadData(webs_t wp, char *buf, int nBytes);
extern int websPageOpen(webs_t wp, char_t *lpath, char_t *path, int mode,
int perm);
extern void websPageClose(webs_t wp);
extern void websPageSeek(webs_t wp, long offset);
extern int websPageStat(webs_t wp, char_t *lpath, char_t *path,
websStatType *sbuf);
extern int websPageIsDirectory(char_t *lpath);
extern int websRomOpen();
extern void websRomClose();
extern int websRomPageOpen(webs_t wp, char_t *path, int mode, int perm);
extern void websRomPageClose(int fd);
extern int websRomPageReadData(webs_t wp, char *buf, int len);
extern int websRomPageStat(char_t *path, websStatType *sbuf);
extern long websRomPageSeek(webs_t wp, long offset, int origin);
extern void websSetRequestSocketHandler(webs_t wp, int mask,
void (*fn)(webs_t wp));
extern int websSolutionHandler(webs_t wp, char_t *urlPrefix,
char_t *webDir, int arg, char_t *url, char_t *path,
char_t *query);
extern void websUrlHandlerClose();
extern int websUrlHandlerOpen();
extern int websOpenServer(int port, int retries);
extern void websCloseServer();
extern char_t* websGetDateString(websStatType* sbuf);
extern int strcmpci(char_t* s1, char_t* s2);
/*
* Prototypes for functions available when running as part of the
* GoAhead Embedded Management Framework (EMF)
*/
#if EMF
extern int websEmfOpen();
extern void websEmfClose();
extern void websSetEmfEnvironment(webs_t wp);
#endif
#if CE
extern int writeUniToAsc(int fid, void *buf, unsigned int len);
extern int readAscToUni(int fid, void **buf, unsigned int len);
#endif
#endif /* _h_WEBS_INTERNAL */
/******************************************************************************/
