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https://gitlab.xiph.org/xiph/icecast-common.git
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8685e6ed5a
This change was ACKd by all authors and explicitly states the license to be LGPLv2 in all files to match COPYING. This removes ambiguity when using these files e.g. as part of libshout. For a list of authors, pease refer to the copyright headers of each file.
152 lines
4.9 KiB
C
152 lines
4.9 KiB
C
/* sock.h
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* - General Socket Function Headers
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*
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* Copyright (C) 2014 Michael Smith <msmith@icecast.org>,
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* Brendan Cully <brendan@xiph.org>,
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* Karl Heyes <karl@xiph.org>,
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* Jack Moffitt <jack@icecast.org>,
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* Ed "oddsock" Zaleski <oddsock@xiph.org>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the
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* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*
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*/
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#ifndef __SOCK_H
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#define __SOCK_H
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#include <stdarg.h>
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#ifdef HAVE_WINSOCK2_H
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#include <winsock2.h>
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#endif
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#ifdef HAVE_UNISTD_H
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#include <unistd.h>
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#elif _WIN32
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#include <compat.h>
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#endif
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#ifdef HAVE_SYS_UIO_H
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#include <sys/uio.h>
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#else
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#ifndef _SYS_UIO_H
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struct iovec
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{
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void *iov_base;
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size_t iov_len;
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};
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#endif
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#endif
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#if !defined(HAVE_INET_ATON) && defined(HAVE_INET_PTON)
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#define inet_aton(a,b) inet_pton(AF_INET, (a), (b))
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#endif
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#ifdef INET6_ADDRSTRLEN
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#define MAX_ADDR_LEN INET6_ADDRSTRLEN
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#else
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#define MAX_ADDR_LEN 46
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#endif
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#ifndef sock_t
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#define sock_t int
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#endif
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/* The following values are based on unix avoiding errno value clashes */
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#define SOCK_SUCCESS 0
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#define SOCK_ERROR (sock_t)-1
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#define SOCK_TIMEOUT -2
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/* sock connect macro */
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#define sock_connect(h, p) sock_connect_wto(h, p, 0)
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#ifdef _mangle
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# define sock_initialize _mangle(sock_initialize)
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# define sock_shutdown _mangle(sock_shutdown)
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# define sock_get_localip _mangle(sock_get_localip)
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# define sock_error _mangle(sock_error)
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# define sock_set_error _mangle(sock_set_error)
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# define sock_recoverable _mangle(sock_recoverable)
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# define sock_stalled _mangle(sock_stalled)
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# define sock_valid_socket _mangle(sock_valid_socket)
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# define sock_set_blocking _mangle(sock_set_blocking)
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# define sock_set_nolinger _mangle(sock_set_nolinger)
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# define sock_set_nodelay _mangle(sock_set_nodelay)
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# define sock_set_keepalive _mangle(sock_set_keepalive)
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# define sock_close _mangle(sock_close)
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# define sock_connect_wto _mangle(sock_connect_wto)
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# define sock_connect_wto_bind _mangle(sock_connect_wto_bind)
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# define sock_connect_non_blocking _mangle(sock_connect_non_blocking)
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# define sock_connected _mangle(sock_connected)
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# define sock_write_bytes _mangle(sock_write_bytes)
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# define sock_write _mangle(sock_write)
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# define sock_write_fmt _mangle(sock_write_fmt)
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# define sock_write_string _mangle(sock_write_string)
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# define sock_writev _mangle(sock_writev)
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# define sock_read_bytes _mangle(sock_read_bytes)
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# define sock_read_line _mangle(sock_read_line)
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# define sock_get_server_socket _mangle(sock_get_server_socket)
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# define sock_listen _mangle(sock_listen)
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# define sock_set_send_buffer _mangle(sock_set_send_buffer)
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# define sock_accept _mangle(sock_accept)
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#endif
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/* Misc socket functions */
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void sock_initialize(void);
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void sock_shutdown(void);
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char *sock_get_localip(char *buff, int len);
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int sock_error(void);
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int sock_recoverable(int error);
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int sock_stalled(int error);
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int sock_valid_socket(sock_t sock);
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int sock_active (sock_t sock);
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int sock_set_blocking(sock_t sock, int block);
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int sock_set_nolinger(sock_t sock);
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int sock_set_keepalive(sock_t sock);
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int sock_set_nodelay(sock_t sock);
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void sock_set_send_buffer (sock_t sock, int win_size);
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void sock_set_error(int val);
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int sock_close(sock_t sock);
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/* Connection related socket functions */
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sock_t sock_connect_wto(const char *hostname, int port, int timeout);
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sock_t sock_connect_wto_bind(const char *hostname, int port, const char *bnd, int timeout);
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sock_t sock_connect_non_blocking(const char *host, unsigned port);
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int sock_connected(sock_t sock, int timeout);
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/* Socket write functions */
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int sock_write_bytes(sock_t sock, const void *buff, size_t len);
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int sock_write(sock_t sock, const char *fmt, ...);
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int sock_write_fmt(sock_t sock, const char *fmt, va_list ap);
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int sock_write_string(sock_t sock, const char *buff);
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ssize_t sock_writev (sock_t sock, const struct iovec *iov, size_t count);
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/* Socket read functions */
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int sock_read_bytes(sock_t sock, char *buff, size_t len);
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int sock_read_line(sock_t sock, char *string, const int len);
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/* server socket functions */
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sock_t sock_get_server_socket(int port, const char *sinterface);
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int sock_listen(sock_t serversock, int backlog);
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sock_t sock_accept(sock_t serversock, char *ip, size_t len);
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#ifdef _WIN32
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int inet_aton(const char *s, struct in_addr *a);
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#endif
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#endif /* __SOCK_H */
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