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Diffstat (limited to 'src/convert.h')
| -rw-r--r-- | src/convert.h | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/convert.h b/src/convert.h new file mode 100644 index 0000000..531afbd --- /dev/null +++ b/src/convert.h @@ -0,0 +1,115 @@ +/* Declarations for convert.c + Copyright (C) 2003-2006, 2009-2011, 2015, 2018-2020 Free Software + Foundation, Inc. + +This file is part of GNU Wget. + +GNU Wget 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 3 of the License, or + (at your option) any later version. + +GNU Wget 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 Wget. If not, see <http://www.gnu.org/licenses/>. + +Additional permission under GNU GPL version 3 section 7 + +If you modify this program, or any covered work, by linking or +combining it with the OpenSSL project's OpenSSL library (or a +modified version of that library), containing parts covered by the +terms of the OpenSSL or SSLeay licenses, the Free Software Foundation +grants you additional permission to convey the resulting work. +Corresponding Source for a non-source form of such a combination +shall include the source code for the parts of OpenSSL used as well +as that of the covered work. */ + +#ifndef CONVERT_H +#define CONVERT_H + +struct hash_table; /* forward decl */ +extern struct hash_table *dl_url_file_map; +extern struct hash_table *downloaded_html_set; +extern struct hash_table *downloaded_css_set; + +enum convert_options { + CO_NOCONVERT = 0, /* don't convert this URL */ + CO_CONVERT_TO_RELATIVE, /* convert to relative, e.g. to + "../../otherdir/foo.gif" */ + CO_CONVERT_BASENAME_ONLY, /* convert the file portion only (basename) + leaving the rest of the URL unchanged */ + CO_CONVERT_TO_COMPLETE, /* convert to absolute, e.g. to + "http://orighost/somedir/bar.jpg". */ + CO_NULLIFY_BASE /* change to empty string. */ +}; + +struct url; + +/* A structure that defines the whereabouts of a URL, i.e. its + position in an HTML document, etc. */ + +struct urlpos { + struct url *url; /* the URL of the link, after it has + been merged with the base */ + char *local_name; /* local file to which it was saved + (used by convert_links) */ + + /* reserved for special links such as <base href="..."> which are + used when converting links, but ignored when downloading. */ + unsigned int ignore_when_downloading :1; + + /* Information about the original link: */ + + unsigned int link_relative_p :1; /* the link was relative */ + unsigned int link_complete_p :1; /* the link was complete (had host name) */ + unsigned int link_base_p :1; /* the url came from <base href=...> */ + unsigned int link_inline_p :1; /* needed to render the page */ + unsigned int link_css_p :1; /* the url came from CSS */ + unsigned int link_noquote_html_p :1; /* from HTML, but doesn't need " */ + unsigned int link_expect_html :1; /* expected to contain HTML */ + unsigned int link_expect_css :1; /* expected to contain CSS */ + + unsigned int link_refresh_p :1; /* link was received from + <meta http-equiv=refresh content=...> */ + int refresh_timeout; /* for reconstructing the refresh. */ + + /* Conversion requirements: */ + enum convert_options convert; /* is conversion required? */ + + /* URL's position in the buffer. */ + int pos, size; + + struct urlpos *next; /* next list element */ +}; + +/* downloaded_file() takes a parameter of this type and returns this type. */ +typedef enum +{ + /* Return enumerators: */ + FILE_NOT_ALREADY_DOWNLOADED = 0, + + /* Return / parameter enumerators: */ + FILE_DOWNLOADED_NORMALLY, + FILE_DOWNLOADED_AND_HTML_EXTENSION_ADDED, + + /* Parameter enumerators: */ + CHECK_FOR_FILE +} downloaded_file_t; + +downloaded_file_t downloaded_file (downloaded_file_t, const char *); + +void register_download (const char *, const char *); +void register_redirection (const char *, const char *); +void register_html (const char *); +void register_css (const char *); +void register_delete_file (const char *); +void convert_all_links (void); +void convert_cleanup (void); + +char *html_quote_string (const char *); + +#endif /* CONVERT_H */ |