2 * UCW Library -- URL Functions
4 * (c) 1997--2004 Martin Mares <mj@ucw.cz>
5 * (c) 2001 Robert Spalek <robert@ucw.cz>
7 * This software may be freely distributed and used according to the terms
8 * of the GNU Lesser General Public License.
14 #ifdef CONFIG_UCW_CLEAN_ABI
15 #define url_auto_canonicalize_rel ucw_url_auto_canonicalize_rel
16 #define url_canon_split_rel ucw_url_canon_split_rel
17 #define url_canonicalize ucw_url_canonicalize
18 #define url_deescape ucw_url_deescape
19 #define url_enescape ucw_url_enescape
20 #define url_enescape_friendly ucw_url_enescape_friendly
21 #define url_error ucw_url_error
22 #define url_has_repeated_component ucw_url_has_repeated_component
23 #define url_identify_protocol ucw_url_identify_protocol
24 #define url_normalize ucw_url_normalize
25 #define url_pack ucw_url_pack
26 #define url_proto_names ucw_url_proto_names
27 #define url_split ucw_url_split
30 #define MAX_URL_SIZE 1024
32 /* Non-control meanings of control characters */
43 // Avoid 9 (\t) and 10 (\n)
51 #define NCC_CHARS " ;/?:@=&#\t\n$+\r,"
53 /* Remove/Introduce '%' escapes */
55 int url_deescape(const char *s, char *d);
56 int url_enescape(const char *s, char *d);
57 int url_enescape_friendly(const char *src, char *dest);
59 /* URL splitting and normalization */
67 uns port; /* ~0 if unspec */
72 int url_split(char *s, struct url *u, char *d);
73 int url_normalize(struct url *u, struct url *b);
74 int url_canonicalize(struct url *u);
75 int url_pack(struct url *u, char *d);
76 int url_canon_split_rel(const char *url, char *buf1, char *buf2, struct url *u, struct url *base);
77 int url_auto_canonicalize_rel(const char *src, char *dst, struct url *base);
78 uns url_identify_protocol(const char *p);
79 int url_has_repeated_component(const char *url);
81 static inline int url_canon_split(const char *url, char *buf1, char *buf2, struct url *u)
82 { return url_canon_split_rel(url, buf1, buf2, u, NULL); }
84 static inline int url_auto_canonicalize(const char *src, char *dst)
85 { return url_auto_canonicalize_rel(src, dst, NULL); }
91 #define URL_ERR_TOO_LONG 1
92 #define URL_ERR_INVALID_CHAR 2
93 #define URL_ERR_INVALID_ESCAPE 3
94 #define URL_ERR_INVALID_ESCAPED_CHAR 4
95 #define URL_ERR_INVALID_PORT 5
96 #define URL_ERR_REL_NOTHING 6
97 #define URL_ERR_UNKNOWN_PROTOCOL 7
98 #define URL_SYNTAX_ERROR 8
99 #define URL_PATH_UNDERFLOW 9
101 #define URL_PROTO_UNKNOWN 0
102 #define URL_PROTO_HTTP 1
103 #define URL_PROTO_FTP 2
104 #define URL_PROTO_FILE 3
105 #define URL_PROTO_MAX 4
107 #define URL_PNAMES { "unknown", "http", "ftp", "file" }
108 #define URL_DEFPORTS { ~0, 80, 21, 0 }
109 #define URL_PATH_FLAGS { 0, 1, 1, 1 }
111 extern char *url_proto_names[];