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https://github.com/moparisthebest/wget
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108 lines
3.8 KiB
C
108 lines
3.8 KiB
C
/* Declarations for convert.c
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Copyright (C) 2003-2005 Free Software Foundation, Inc.
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This file is part of GNU Wget.
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GNU Wget is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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GNU Wget is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Wget; if not, write to the Free Software Foundation, Inc.,
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51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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In addition, as a special exception, the Free Software Foundation
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gives permission to link the code of its release of Wget with the
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OpenSSL project's "OpenSSL" library (or with modified versions of it
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that use the same license as the "OpenSSL" library), and distribute
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the linked executables. You must obey the GNU General Public License
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in all respects for all of the code used other than "OpenSSL". If you
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modify this file, you may extend this exception to your version of the
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file, but you are not obligated to do so. If you do not wish to do
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so, delete this exception statement from your version. */
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#ifndef CONVERT_H
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#define CONVERT_H
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struct hash_table; /* forward decl */
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extern struct hash_table *dl_url_file_map;
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extern struct hash_table *downloaded_html_set;
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enum convert_options {
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CO_NOCONVERT = 0, /* don't convert this URL */
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CO_CONVERT_TO_RELATIVE, /* convert to relative, e.g. to
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"../../otherdir/foo.gif" */
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CO_CONVERT_TO_COMPLETE, /* convert to absolute, e.g. to
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"http://orighost/somedir/bar.jpg". */
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CO_NULLIFY_BASE /* change to empty string. */
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};
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struct url;
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/* A structure that defines the whereabouts of a URL, i.e. its
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position in an HTML document, etc. */
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struct urlpos {
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struct url *url; /* the URL of the link, after it has
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been merged with the base */
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char *local_name; /* local file to which it was saved
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(used by convert_links) */
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/* reserved for special links such as <base href="..."> which are
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used when converting links, but ignored when downloading. */
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unsigned int ignore_when_downloading :1;
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/* Information about the original link: */
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unsigned int link_relative_p :1; /* the link was relative */
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unsigned int link_complete_p :1; /* the link was complete (had host name) */
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unsigned int link_base_p :1; /* the url came from <base href=...> */
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unsigned int link_inline_p :1; /* needed to render the page */
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unsigned int link_expect_html :1; /* expected to contain HTML */
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unsigned int link_refresh_p :1; /* link was received from
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<meta http-equiv=refresh content=...> */
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int refresh_timeout; /* for reconstructing the refresh. */
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/* Conversion requirements: */
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enum convert_options convert; /* is conversion required? */
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/* URL's position in the buffer. */
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int pos, size;
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struct urlpos *next; /* next list element */
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};
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/* downloaded_file() takes a parameter of this type and returns this type. */
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typedef enum
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{
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/* Return enumerators: */
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FILE_NOT_ALREADY_DOWNLOADED = 0,
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/* Return / parameter enumerators: */
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FILE_DOWNLOADED_NORMALLY,
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FILE_DOWNLOADED_AND_HTML_EXTENSION_ADDED,
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/* Parameter enumerators: */
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CHECK_FOR_FILE
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} downloaded_file_t;
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downloaded_file_t downloaded_file (downloaded_file_t, const char *);
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void register_download (const char *, const char *);
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void register_redirection (const char *, const char *);
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void register_html (const char *, const char *);
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void register_delete_file (const char *);
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void convert_all_links (void);
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void convert_cleanup (void);
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char *html_quote_string (const char *);
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#endif /* CONVERT_H */
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