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/*
HTTP URI handling
Copyright (C) 1999-2002, Joe Orton <joe@manyfish.co.uk>
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with this library; if not, write to the Free
Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
MA 02111-1307, USA
*/
#ifndef NE_URI_H
#define NE_URI_H
#include "ne_defs.h"
BEGIN_NEON_DECLS
/* Un-escapes a path. Returns malloc-allocated path on success, or
* NULL on an invalid %<HEX><HEX> sequence. */
char *ne_path_unescape(const char *uri);
/* Escapes the a path segment: returns malloc-allocated string on
* success, or NULL on malloc failure. */
char *ne_path_escape(const char *abs_path);
/* Returns malloc-allocated parent of path, or NULL if path has no
* parent (such as "/"). */
char *ne_path_parent(const char *path);
/* Returns strcmp-like value giving comparison between p1 and p2,
* ignoring trailing-slashes. */
int ne_path_compare(const char *p1, const char *p2);
/* Returns non-zero if child is a child of parent */
int ne_path_childof(const char *parent, const char *child);
/* Returns non-zero if path has a trailing slash character */
int ne_path_has_trailing_slash(const char *path);
/* Return the default port for the given scheme, or 0 if none is
* known. */
unsigned int ne_uri_defaultport(const char *scheme);
typedef struct {
char *scheme;
char *host;
unsigned int port;
char *path;
char *authinfo;
} ne_uri;
/* Parse absoluteURI 'uri' and place parsed segments in *parsed.
* Returns zero on success, non-zero on parse error. Fields of *parsed
* are malloc'ed, structure should be free'd with uri_free on
* successful return. Any unspecified URI fields are set to NULL or 0
* appropriately in *parsed. */
int ne_uri_parse(const char *uri, ne_uri *parsed);
/* Turns a URI structure back into a string. String is
* malloc-allocated, and must be free'd by the caller. */
char *ne_uri_unparse(const ne_uri *uri);
/* Compares URIs u1 and u2, returns non-zero if they are found to be
* non-equal. The sign of the return value is <0 if 'u1' is less than
* 'u2', or >0 if 'u2' is greater than 'u1'. */
int ne_uri_cmp(const ne_uri *u1, const ne_uri *u2);
/* Free URI object. */
void ne_uri_free(ne_uri *parsed);
END_NEON_DECLS
#endif /* NE_URI_H */
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