evirc: src/nexus.c@9bbeace56269 (annotated)

0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	1
317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	2	#include <stdlib.h>
15 9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	3	#include <stdbool.h>
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	4	#include <err.h>
0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	5	#include <stdio.h>
15 9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	6	#include <getopt.h>
0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	7
9 4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	8	#include <event2/event.h>
0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	9
1 cf0e1bb6bcab a fancy socket abstraction layer, with TCP, next, SSL. Also, .hgignore Tero Marttila <terom@fixme.fi> parents: 0 diff changeset	10	#include "sock.h"
8 be88e543c8ff split off line_proto, and make sock_stream_error return a const error_info Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	11	#include "line_proto.h"
1 cf0e1bb6bcab a fancy socket abstraction layer, with TCP, next, SSL. Also, .hgignore Tero Marttila <terom@fixme.fi> parents: 0 diff changeset	12
14 3a70e5901f17 fix sock_gnutls_read/write EAGAIN Tero Marttila <terom@fixme.fi> parents: 13 diff changeset	13	#define CONNECT_HOST "irc.fixme.fi"
3a70e5901f17 fix sock_gnutls_read/write EAGAIN Tero Marttila <terom@fixme.fi> parents: 13 diff changeset	14	#define CONNECT_SERV "6697"
0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	15	#define LINE_LENGTH 512
317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	16
15 9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	17	static struct option options[] = {
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	18	{"help", 0, NULL, 'h' },
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	19	{"hostname", 1, NULL, 'H' },
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	20	{"port", 1, NULL, 'P' },
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	21	{"ssl", 0, NULL, 'S' },
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	22	{0, 0, 0, 0 },
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	23	};
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	24
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	25	void usage (const char *exe)
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	26	{
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	27	printf("Usage: %s [OPTIONS]\n", exe);
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	28	printf("\n");
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	29	printf(" --help / -h display this message\n");
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	30	printf(" --hostname / -H HOST set hostname to connect to\n");
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	31	printf(" --port / -P PORT set service port to connect to\n");
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	32	printf(" --ssl / -S use SSL\n");
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	33	}
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	34
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	35	void on_line (const char line, void arg)
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	36	{
11 14e79683c48c working event-based operation for sock_tcp Tero Marttila <terom@fixme.fi> parents: 10 diff changeset	37	printf("<<< %s\n", line);
14e79683c48c working event-based operation for sock_tcp Tero Marttila <terom@fixme.fi> parents: 10 diff changeset	38	}
14e79683c48c working event-based operation for sock_tcp Tero Marttila <terom@fixme.fi> parents: 10 diff changeset	39
15 9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	40	int main (int argc, char **argv)
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	41	{
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	42	int opt, option_index;
9 4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	43	struct event_base *ev_base;
1 cf0e1bb6bcab a fancy socket abstraction layer, with TCP, next, SSL. Also, .hgignore Tero Marttila <terom@fixme.fi> parents: 0 diff changeset	44	struct sock_stream *sock;
8 be88e543c8ff split off line_proto, and make sock_stream_error return a const error_info Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	45	struct line_proto *lp;
9 4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	46	struct error_info _err;
0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	47
15 9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	48	const char hostname = CONNECT_HOST, portname = CONNECT_SERV;
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	49	bool ssl = 0;
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	50
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	51	// parse options
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	52	while ((opt = getopt_long(argc, argv, "hH:P:S", options, &option_index)) != -1) {
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	53	switch (opt) {
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	54	case 'h':
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	55	usage(argv[0]);
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	56	return EXIT_SUCCESS;
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	57
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	58	case 'H':
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	59	hostname = optarg;
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	60	break;
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	61
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	62	case 'P':
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	63	portname = optarg;
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	64	break;
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	65
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	66	case 'S':
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	67	ssl = true;
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	68
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	69	case '?':
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	70	usage(argv[0]);
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	71	return EXIT_FAILURE;
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	72	}
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	73	}
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	74
9 4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	75	// initialize libevent
4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	76	if ((ev_base = event_base_new()) == NULL)
4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	77	err(1, "event_base_new");
4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	78
4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	79	// initialize sock module
4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	80	if (sock_init(ev_base, &_err))
4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	81	errx(1, "sock_init: %s", error_msg(&_err));
4 a3ca0f97a075 change ERROR_* to use pointers again, and implement error_info for sock_init Tero Marttila <terom@fixme.fi> parents: 2 diff changeset	82
0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	83	// over-simplified connect
15 9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	84	if (ssl) {
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	85	if (sock_ssl_connect(&sock, hostname, portname, &_err))
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	86	errx(1, "sock_ssl_connect: %s", error_msg(&_err));
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	87
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	88	} else {
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	89	if (sock_tcp_connect(&sock, hostname, portname, &_err))
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	90	errx(1, "sock_tcp_connect: %s", error_msg(&_err));
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	91
9bbeace56269 add some simple command-line options Tero Marttila <terom@fixme.fi> parents: 14 diff changeset	92	}
0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	93
13 ca16f3a8f3b7 add support for \n line endings as well Tero Marttila <terom@fixme.fi> parents: 12 diff changeset	94	// line protocol, with safety margin for buffer
ca16f3a8f3b7 add support for \n line endings as well Tero Marttila <terom@fixme.fi> parents: 12 diff changeset	95	if (line_proto_create(&lp, sock, LINE_LENGTH * 2, on_line, NULL, &_err))
9 4c4c906cc649 add sock_stream_callbacks and ev_base Tero Marttila <terom@fixme.fi> parents: 8 diff changeset	96	errx(1, "line_proto_create: %s", error_msg(&_err));
8 be88e543c8ff split off line_proto, and make sock_stream_error return a const error_info Tero Marttila <terom@fixme.fi> parents: 7 diff changeset	97
11 14e79683c48c working event-based operation for sock_tcp Tero Marttila <terom@fixme.fi> parents: 10 diff changeset	98	// run event loop
14e79683c48c working event-based operation for sock_tcp Tero Marttila <terom@fixme.fi> parents: 10 diff changeset	99	if (event_base_dispatch(ev_base))
14e79683c48c working event-based operation for sock_tcp Tero Marttila <terom@fixme.fi> parents: 10 diff changeset	100	errx(1, "event_base_dispatch");
0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	101
11 14e79683c48c working event-based operation for sock_tcp Tero Marttila <terom@fixme.fi> parents: 10 diff changeset	102	// ok, no cleanup
0 317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	103	return 0;
317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	104	}
317e5bc59627 initial code... Tero Marttila <terom@fixme.fi> parents: diff changeset	105

author	Tero Marttila <terom@fixme.fi>
	Sat, 28 Feb 2009 20:21:53 +0200
changeset 15	9bbeace56269
parent 14	3a70e5901f17
child 16	20ce0029e4a0
permissions	-rw-r--r--