summaryrefslogtreecommitdiffstats
path: root/lib/libfetch/fetch.h
blob: 1c627d34f8f44c9a7924325998e64651b092b415 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
/*-
 * Copyright (c) 1998 Dag-Erling Coïdan Smørgrav
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer
 *    in this position and unchanged.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. The name of the author may not be used to endorse or promote products
 *    derived from this software without specific prior written permission
 *
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * $FreeBSD$
 */

#ifndef _FETCH_H_INCLUDED
#define _FETCH_H_INCLUDED

#define _LIBFETCH_VER "libfetch/2.0"

#define URL_SCHEMELEN 16
#define URL_USERLEN 256
#define URL_PWDLEN 256

struct url {
	char		 scheme[URL_SCHEMELEN+1];
	char		 user[URL_USERLEN+1];
	char		 pwd[URL_PWDLEN+1];
	char		 host[MAXHOSTNAMELEN+1];
	int		 port;
	char		*doc;
	off_t		 offset;
	size_t		 length;
};

struct url_stat {
	off_t		 size;
	time_t		 atime;
	time_t		 mtime;
};

struct url_ent {
	char		 name[PATH_MAX];
	struct url_stat	 stat;
};

/* Recognized schemes */
#define SCHEME_FTP	"ftp"
#define SCHEME_HTTP	"http"
#define SCHEME_HTTPS	"https"
#define SCHEME_FILE	"file"

/* Error codes */
#define	FETCH_ABORT	 1
#define	FETCH_AUTH	 2
#define	FETCH_DOWN	 3
#define	FETCH_EXISTS	 4
#define	FETCH_FULL	 5
#define	FETCH_INFO	 6
#define	FETCH_MEMORY	 7
#define	FETCH_MOVED	 8
#define	FETCH_NETWORK	 9
#define	FETCH_OK	10
#define	FETCH_PROTO	11
#define	FETCH_RESOLV	12
#define	FETCH_SERVER	13
#define	FETCH_TEMP	14
#define	FETCH_TIMEOUT	15
#define	FETCH_UNAVAIL	16
#define	FETCH_UNKNOWN	17
#define	FETCH_URL	18
#define	FETCH_VERBOSE	19

__BEGIN_DECLS

/* FILE-specific functions */
FILE		*fetchXGetFile(struct url *, struct url_stat *, const char *);
FILE		*fetchGetFile(struct url *, const char *);
FILE		*fetchPutFile(struct url *, const char *);
int		 fetchStatFile(struct url *, struct url_stat *, const char *);
struct url_ent	*fetchListFile(struct url *, const char *);

/* HTTP-specific functions */
FILE		*fetchXGetHTTP(struct url *, struct url_stat *, const char *);
FILE		*fetchGetHTTP(struct url *, const char *);
FILE		*fetchPutHTTP(struct url *, const char *);
int		 fetchStatHTTP(struct url *, struct url_stat *, const char *);
struct url_ent	*fetchListHTTP(struct url *, const char *);

/* FTP-specific functions */
FILE		*fetchXGetFTP(struct url *, struct url_stat *, const char *);
FILE		*fetchGetFTP(struct url *, const char *);
FILE		*fetchPutFTP(struct url *, const char *);
int		 fetchStatFTP(struct url *, struct url_stat *, const char *);
struct url_ent	*fetchListFTP(struct url *, const char *);

/* Generic functions */
FILE		*fetchXGetURL(const char *, struct url_stat *, const char *);
FILE		*fetchGetURL(const char *, const char *);
FILE		*fetchPutURL(const char *, const char *);
int		 fetchStatURL(const char *, struct url_stat *, const char *);
struct url_ent	*fetchListURL(const char *, const char *);
FILE		*fetchXGet(struct url *, struct url_stat *, const char *);
FILE		*fetchGet(struct url *, const char *);
FILE		*fetchPut(struct url *, const char *);
int		 fetchStat(struct url *, struct url_stat *, const char *);
struct url_ent	*fetchList(struct url *, const char *);

/* URL parsing */
struct url	*fetchMakeURL(const char *, const char *, int,
		     const char *, const char *, const char *);
struct url	*fetchParseURL(const char *);
void		 fetchFreeURL(struct url *);

__END_DECLS

/* Authentication */
typedef int (*auth_t)(struct url *);
extern auth_t		 fetchAuthMethod;

/* Last error code */
extern int		 fetchLastErrCode;
#define MAXERRSTRING 256
extern char		 fetchLastErrString[MAXERRSTRING];

/* I/O timeout */
extern int		 fetchTimeout;

/* Restart interrupted syscalls */
extern int		 fetchRestartCalls;

/* Extra verbosity */
extern int		 fetchDebug;

#endif
OpenPOWER on IntegriCloud