1 /* Declarations for url.c.
2 Copyright (C) 1995, 1996, 1997 Free Software Foundation, Inc.
4 This file is part of Wget.
6 This program is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2 of the License, or
9 (at your option) any later version.
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
23 /* If the string contains unsafe characters, duplicate it with
24 encode_string, otherwise just copy it with strdup. */
25 #define CLEANDUP(x) (contains_unsafe (x) ? encode_string (x) : xstrdup (x))
27 /* Structure containing info on a URL. */
30 char *url; /* Unchanged URL */
31 uerr_t proto; /* URL protocol */
32 char *host; /* Extracted hostname */
35 char *path, *dir, *file, *qstring;
36 /* Path, dir, file, and query string
38 char *user, *passwd; /* Username and password */
39 struct urlinfo *proxy; /* The exact string to pass to proxy
41 char *referer; /* The source from which the request
43 char *local; /* The local filename of the URL
49 URELATIVE = 0x0001, /* Is URL relative? */
50 UNOPROTO = 0x0002, /* Is URL without a protocol? */
51 UABS2REL = 0x0004, /* Convert absolute to relative? */
52 UREL2ABS = 0x0008 /* Convert relative to absolute? */
55 /* A structure that defines the whereabouts of a URL, i.e. its
56 position in an HTML document, etc. */
57 typedef struct _urlpos
60 char *local_name; /* Local file to which it was saved */
61 enum uflags flags; /* Various flags */
62 int pos, size; /* Relative position in the buffer */
63 struct _urlpos *next; /* Next struct in list */
66 /* Controls how downloaded_file() behaves. */
73 /* Function declarations */
75 int skip_url PARAMS ((const char *));
77 int contains_unsafe PARAMS ((const char *));
78 char *encode_string PARAMS ((const char *));
80 struct urlinfo *newurl PARAMS ((void));
81 void freeurl PARAMS ((struct urlinfo *, int));
82 uerr_t urlproto PARAMS ((const char *));
83 int skip_proto PARAMS ((const char *));
84 int skip_uname PARAMS ((const char *));
86 uerr_t parseurl PARAMS ((const char *, struct urlinfo *, int));
87 char *str_url PARAMS ((const struct urlinfo *, int));
88 int url_equal PARAMS ((const char *, const char *));
90 urlpos *get_urls_file PARAMS ((const char *));
91 urlpos *get_urls_html PARAMS ((const char *, const char *, int, int));
92 void free_urlpos PARAMS ((urlpos *));
94 void rotate_backups PARAMS ((const char *));
95 int mkalldirs PARAMS ((const char *));
96 char *url_filename PARAMS ((const struct urlinfo *));
97 void opt_url PARAMS ((struct urlinfo *));
99 char *getproxy PARAMS ((uerr_t));
100 int no_proxy_match PARAMS ((const char *, const char **));
102 void convert_links PARAMS ((const char *, urlpos *));
103 urlpos *add_url PARAMS ((urlpos *, const char *, const char *));
105 boolean downloaded_file PARAMS ((downloaded_file_t, const char *));