126 lines
3.3 KiB
C
126 lines
3.3 KiB
C
/*
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* tvheadend, TCP common functions
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* Copyright (C) 2007 Andreas Öman
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program 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
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef TCP_H_
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#define TCP_H_
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#include <libhts/htsbuf.h>
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#if 0
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typedef enum {
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TCP_CONNECT,
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TCP_DISCONNECT,
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TCP_INPUT,
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} tcpevent_t;
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typedef void (tcp_callback_t)(tcpevent_t event, void *tcpsession);
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typedef int (tcp_line_input_t)(void *tcpsession, char *line);
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typedef struct tcpserver {
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tcp_callback_t *tcp_callback;
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int tcp_fd;
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size_t tcp_session_size;
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const char *tcp_server_name;
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} tcp_server_t;
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#define TCP_MAX_LINE_LEN 4000
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typedef struct tcp_session {
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void *tcp_dispatch_handle;
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int tcp_fd;
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struct sockaddr_storage tcp_peer_addr;
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struct sockaddr_storage tcp_self_addr;
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char tcp_peer_txt[100];
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tcp_callback_t *tcp_callback;
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tcp_server_t *tcp_server; /* if this is NULL, then we are spawned
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as a client */
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/* These are only used when we spawn as a client */
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int tcp_enabled;
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// dtimer_t tcp_timer;
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char *tcp_name;
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int tcp_port;
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char *tcp_hostname;
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void *tcp_resolver;
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/* Output queueing */
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int tcp_blocked;
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htsbuf_queue_t tcp_q[2];
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htsbuf_queue_t *tcp_q_current;
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/* Input line parser */
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int tcp_input_buf_ptr;
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char tcp_input_buf[TCP_MAX_LINE_LEN];
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} tcp_session_t;
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void tcp_disconnect(tcp_session_t *ses, int err);
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void tcp_create_server(int port, size_t session_size, const char *name,
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tcp_callback_t *cb);
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void tcp_line_read(tcp_session_t *ses, tcp_line_input_t *callback);
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int tcp_line_drain(tcp_session_t *ses, void *buf, int n);
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#define tcp_logname(ses) ((ses)->tcp_peer_txt)
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void tcp_printf(tcp_session_t *ses, const char *fmt, ...);
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void tcp_output_queue(tcp_session_t *ses, int hiprio, htsbuf_queue_t *src);
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void *tcp_create_client(const char *hostname, int port, size_t session_size,
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const char *name, tcp_callback_t *cb, int enabled);
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void tcp_destroy_client(tcp_session_t *ses);
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void tcp_enable_disable(tcp_session_t *ses, int enabled);
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void tcp_set_hostname(tcp_session_t *ses, const char *hostname);
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int tcp_send_msg(tcp_session_t *ses, int hiprio, void *data, size_t len);
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#endif
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void tcp_server_init(void);
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int tcp_connect(const char *hostname, int port, char *errbuf,
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size_t errbufsize, int timeout);
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typedef void (tcp_server_callback_t)(int fd, void *opaque,
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struct sockaddr_in *source);
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void *tcp_server_create(int port, tcp_server_callback_t *start, void *opaque);
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int tcp_read(int fd, void *buf, size_t len);
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int tcp_read_line(int fd, char *buf, const size_t bufsize,
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htsbuf_queue_t *spill);
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int tcp_read_data(int fd, char *buf, const size_t bufsize,
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htsbuf_queue_t *spill);
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int tcp_write_queue(int fd, htsbuf_queue_t *q);
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#endif /* TCP_H_ */
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