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Diffstat (limited to 'lib/libfetch/common.h')
| -rw-r--r-- | lib/libfetch/common.h | 127 |
1 files changed, 127 insertions, 0 deletions
diff --git a/lib/libfetch/common.h b/lib/libfetch/common.h new file mode 100644 index 00000000..c2c15d70 --- /dev/null +++ b/lib/libfetch/common.h @@ -0,0 +1,127 @@ +/*- + * 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: /repoman/r/ncvs/src/lib/libfetch/common.h,v 1.28 2004/09/21 18:35:20 des Exp $ + */ + +#ifndef _COMMON_H_INCLUDED +#define _COMMON_H_INCLUDED + +/* BSD seems to use this alot - we don't have it */ +#define __DECONST(type, v) (type)((uintptr_t)(void *)(v)) + +#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 <openssl/crypto.h> +#include <openssl/x509.h> +#include <openssl/pem.h> +#include <openssl/ssl.h> +#include <openssl/err.h> +#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 (0) +#else +#define DEBUG(x) do { } while (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 |