1 /*- 2 * Copyright (c) 1998-2004 Dag-Erling Smørgrav 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer 10 * in this position and unchanged. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD$ 29 */ 30 31 #ifndef _FETCH_H_INCLUDED 32 #define _FETCH_H_INCLUDED 33 34 #define _LIBFETCH_VER "libfetch/2.0" 35 36 #define URL_SCHEMELEN 16 37 #define URL_USERLEN 256 38 #define URL_PWDLEN 256 39 40 struct url { 41 char scheme[URL_SCHEMELEN+1]; 42 char user[URL_USERLEN+1]; 43 char pwd[URL_PWDLEN+1]; 44 char host[MAXHOSTNAMELEN+1]; 45 int port; 46 char *doc; 47 off_t offset; 48 size_t length; 49 time_t ims_time; 50 }; 51 52 struct url_stat { 53 off_t size; 54 time_t atime; 55 time_t mtime; 56 }; 57 58 struct url_ent { 59 char name[PATH_MAX]; 60 struct url_stat stat; 61 }; 62 63 /* Recognized schemes */ 64 #define SCHEME_FTP "ftp" 65 #define SCHEME_HTTP "http" 66 #define SCHEME_HTTPS "https" 67 #define SCHEME_FILE "file" 68 69 /* Error codes */ 70 #define FETCH_ABORT 1 71 #define FETCH_AUTH 2 72 #define FETCH_DOWN 3 73 #define FETCH_EXISTS 4 74 #define FETCH_FULL 5 75 #define FETCH_INFO 6 76 #define FETCH_MEMORY 7 77 #define FETCH_MOVED 8 78 #define FETCH_NETWORK 9 79 #define FETCH_OK 10 80 #define FETCH_PROTO 11 81 #define FETCH_RESOLV 12 82 #define FETCH_SERVER 13 83 #define FETCH_TEMP 14 84 #define FETCH_TIMEOUT 15 85 #define FETCH_UNAVAIL 16 86 #define FETCH_UNKNOWN 17 87 #define FETCH_URL 18 88 #define FETCH_VERBOSE 19 89 90 __BEGIN_DECLS 91 92 /* FILE-specific functions */ 93 FILE *fetchXGetFile(struct url *, struct url_stat *, const char *); 94 FILE *fetchGetFile(struct url *, const char *); 95 FILE *fetchPutFile(struct url *, const char *); 96 int fetchStatFile(struct url *, struct url_stat *, const char *); 97 struct url_ent *fetchListFile(struct url *, const char *); 98 99 /* HTTP-specific functions */ 100 FILE *fetchXGetHTTP(struct url *, struct url_stat *, const char *); 101 FILE *fetchGetHTTP(struct url *, const char *); 102 FILE *fetchPutHTTP(struct url *, const char *); 103 int fetchStatHTTP(struct url *, struct url_stat *, const char *); 104 struct url_ent *fetchListHTTP(struct url *, const char *); 105 106 /* FTP-specific functions */ 107 FILE *fetchXGetFTP(struct url *, struct url_stat *, const char *); 108 FILE *fetchGetFTP(struct url *, const char *); 109 FILE *fetchPutFTP(struct url *, const char *); 110 int fetchStatFTP(struct url *, struct url_stat *, const char *); 111 struct url_ent *fetchListFTP(struct url *, const char *); 112 113 /* Generic functions */ 114 FILE *fetchXGetURL(const char *, struct url_stat *, const char *); 115 FILE *fetchGetURL(const char *, const char *); 116 FILE *fetchPutURL(const char *, const char *); 117 int fetchStatURL(const char *, struct url_stat *, const char *); 118 struct url_ent *fetchListURL(const char *, const char *); 119 FILE *fetchXGet(struct url *, struct url_stat *, const char *); 120 FILE *fetchGet(struct url *, const char *); 121 FILE *fetchPut(struct url *, const char *); 122 int fetchStat(struct url *, struct url_stat *, const char *); 123 struct url_ent *fetchList(struct url *, const char *); 124 125 /* URL parsing */ 126 struct url *fetchMakeURL(const char *, const char *, int, 127 const char *, const char *, const char *); 128 struct url *fetchParseURL(const char *); 129 void fetchFreeURL(struct url *); 130 131 __END_DECLS 132 133 /* Authentication */ 134 typedef int (*auth_t)(struct url *); 135 extern auth_t fetchAuthMethod; 136 137 /* Last error code */ 138 extern int fetchLastErrCode; 139 #define MAXERRSTRING 256 140 extern char fetchLastErrString[MAXERRSTRING]; 141 142 /* I/O timeout */ 143 extern int fetchTimeout; 144 145 /* Restart interrupted syscalls */ 146 extern int fetchRestartCalls; 147 148 /* Extra verbosity */ 149 extern int fetchDebug; 150 151 #endif 152