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/*
* url.h - URL Processing (parsing & retrieval)
*
* Darren Hardy, hardy@cs.colorado.edu, April 1994
*
* $Id: url.h,v 1.2 2006/02/03 16:59:14 golda Exp $
*
* ----------------------------------------------------------------------
* Copyright (c) 1994, 1995. All rights reserved.
*
* Mic Bowman of Transarc Corporation.
* Peter Danzig of the University of Southern California.
* Darren R. Hardy of the University of Colorado at Boulder.
* Udi Manber of the University of Arizona.
* Michael F. Schwartz of the University of Colorado at Boulder.
*
*/
#ifndef _URL_H_
#define _URL_H_
#include "config.h"
#include <time.h>
/*
* The supported URLs look like:
*
* file://host/pathname
* gopher://host[:port][/TypeDigitGopherRequest]
* http://host[:port][/[pathname][#name][?search]]
* ftp://[user[:password]@]host[:port][/pathname]
*
* where host is either a fully qualified hostname, an IP number, or
* a relative hostname.
*
* For http, any '#name' or '?search' directives are ignored.
* For ftp, any user, password, or port directives are unsupported.
*/
struct url {
char *url; /* Complete, normalized URL */
int type; /* file, ftp, http, gopher, etc. */
char *raw_pathname; /* pathname portion of the URL, w/ escapes */
char *pathname; /* pathname portion of the URL, w/o escapes */
char *host; /* fully qualified hostname */
int port; /* TCP/IP port */
/* Information for FTP processing */
char *user; /* Login name for ftp */
char *password; /* password for ftp */
/* Information for Gopher processing */
int gophertype; /* Numeric type for gopher request */
/* Information for HTTP processing */
char *http_version; /* HTTP/1.0 Version */
int http_status_code; /* HTTP/1.0 Status Code */
char *http_reason_line; /* HTTP/1.0 Reason Line */
char *http_mime_hdr; /* HTTP/1.0 MIME Response Header */
/* Information for local copy processing */
char *filename; /* local filename */
FILE *fp; /* ptr to local filename */
time_t lmt; /* Last-Modification-Time */
#ifdef USE_MD5
char *md5; /* MD5 value of URL */
#endif
};
typedef struct url URL;
enum url_types { /* Constants for URL types */
URL_UNKNOWN,
URL_FILE,
URL_FTP,
URL_GOPHER,
URL_HTTP,
URL_NEWS,
URL_NOP,
URL_TELNET,
URL_WAIS
};
#ifndef _PARAMS
#define _PARAMS(ARGS) ARGS
#endif /* _PARAMS */
URL *url_open _PARAMS((char *));
int url_read _PARAMS((char *, int, int, URL *));
int url_retrieve _PARAMS((URL *));
void url_close _PARAMS((URL *));
void init_url _PARAMS(());
void finish_url _PARAMS(());
void url_purge _PARAMS(());
URL *dup_url _PARAMS((URL *));
void print_url _PARAMS((URL *));
int http_get _PARAMS((URL *));
int ftp_get _PARAMS((URL *));
int gopher_get _PARAMS((URL *));
#ifdef USE_LOCAL_CACHE
void init_cache _PARAMS(());
char *lookup_cache _PARAMS((char *));
time_t lmt_cache _PARAMS((char *));
void add_cache _PARAMS((char *, char *));
void finish_cache _PARAMS(());
void expire_cache _PARAMS(());
#endif
#ifdef USE_CCACHE
void url_initCache _PARAMS((int, long));
void url_shutdowncache _PARAMS(());
#endif
#endif /* _URL_H_ */
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