/*- * Copyright (c) 1998-2004 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: src/lib/libfetch/common.h,v 1.27.6.1 2006/11/11 00:16:07 des Exp $ */ #ifndef _COMMON_H_INCLUDED #define _COMMON_H_INCLUDED #define FTP_DEFAULT_PORT 21 #define HTTP_DEFAULT_PORT 80 #define FTP_DEFAULT_PROXY_PORT 21 #define HTTP_DEFAULT_PROXY_PORT 3128 #ifdef WITH_SSL #include #include #include #include #include #endif /* Connection */ typedef struct fetchconn conn_t; struct fetchconn { int sd; /* socket descriptor */ char *buf; /* buffer */ size_t bufsize; /* buffer size */ size_t buflen; /* length of buffer contents */ int err; /* last protocol reply code */ #ifdef WITH_SSL SSL *ssl; /* SSL handle */ SSL_CTX *ssl_ctx; /* SSL context */ X509 *ssl_cert; /* server certificate */ SSL_METHOD *ssl_meth; /* SSL method */ #endif int ref; /* reference count */ }; /* Structure used for error message lists */ struct fetcherr { const int num; const int cat; const char *string; }; /* for _fetch_writev */ struct iovec; void _fetch_seterr(struct fetcherr *, int); void _fetch_syserr(void); void _fetch_info(const char *, ...); int _fetch_default_port(const char *); int _fetch_default_proxy_port(const char *); int _fetch_bind(int, int, const char *); conn_t *_fetch_connect(const char *, int, int, int); conn_t *_fetch_reopen(int); conn_t *_fetch_ref(conn_t *); int _fetch_ssl(conn_t *, int); ssize_t _fetch_read(conn_t *, char *, size_t); int _fetch_getln(conn_t *); ssize_t _fetch_write(conn_t *, const char *, size_t); ssize_t _fetch_writev(conn_t *, struct iovec *, int); int _fetch_putln(conn_t *, const char *, size_t); int _fetch_close(conn_t *); int _fetch_add_entry(struct url_ent **, int *, int *, const char *, struct url_stat *); int _fetch_netrc_auth(struct url *url); #define _ftp_seterr(n) _fetch_seterr(_ftp_errlist, n) #define _http_seterr(n) _fetch_seterr(_http_errlist, n) #define _netdb_seterr(n) _fetch_seterr(_netdb_errlist, n) #define _url_seterr(n) _fetch_seterr(_url_errlist, n) #ifndef NDEBUG #define DEBUG(x) do { if (fetchDebug) { x; } } while (/* CONSTCOND */ 0) #else #define DEBUG(x) do { } while (/* CONSTCOND */ 0) #endif /* * I don't really like exporting _http_request() and _ftp_request(), * but the HTTP and FTP code occasionally needs to cross-call * eachother, and this saves me from adding a lot of special-case code * to handle those cases. * * Note that _*_request() free purl, which is way ugly but saves us a * whole lot of trouble. */ FILE *_http_request(struct url *, const char *, struct url_stat *, struct url *, const char *); FILE *_ftp_request(struct url *, const char *, struct url_stat *, struct url *, const char *); /* * Check whether a particular flag is set */ #define CHECK_FLAG(x) (flags && strchr(flags, (x))) #endif