/* Declarations for URL handling.
   Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.

   This program is free software; you can redistribute it and/or modify
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   You should have received a copy of the GNU General Public License
   along with this program; if not, write to the Free Software
   Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  */

/* $Id$ */


#ifndef URL_H
#define URL_H


#include "common.h"
#include "misc.h"
#include "prozilla.h"

#ifdef __cplusplus
extern "C" {
#endif

/* Structure containing info on a protocol. */
typedef struct proto {
  char *name;
  uerr_t ind;
  unsigned short port;
} proto_t;

enum uflags {
  URELATIVE = 0x0001,           /* Is URL relative? */
  UNOPROTO = 0x0002,            /* Is URL without a protocol? */
  UABS2REL = 0x0004,            /* Convert absolute to relative? */
  UREL2ABS = 0x0008             /* Convert relative to absolute? */
};

/* A structure that defines the whereabouts of a URL, i.e. its
   position in an HTML document, etc. */
typedef struct _urlpos {
  char *url;                    /* URL */
  char *local_name;             /* Local file to which it was saved. */
  enum uflags flags;            /* Various flags. */
  int pos, size;                /* Rekative position in the buffer. */
  struct _urlpos *next;         /* Next struct in list. */
} urlpos;

int
has_proto(const char *url);
int
skip_uname(const char *url);
void
parse_dir(const char *path, char **dir, char **file);
void
path_simplify(char *path);
char *uri_merge(const char *base, const char *link);
int
urlpath_length(const char *url);
int
skip_proto(const char *url);
char *str_url(const urlinfo * u, int hide);
#ifdef __cplusplus
}
#endif
#endif                          /* URL_H */