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catalinux / Conn (public) (License: LGPLv2) (since 2016-03-01) (hash sha1)

Net library for easy building ipv4/ipv6 network daemons/clients

Clone URLs: https://rocketgit.com/user/catalinux/Conn ssh://rocketgit@ssh.rocketgit.com/user/catalinux/Conn git://git.rocketgit.com/user/catalinux/Conn

List of commits:

Subject	Hash	Author	Date (UTC)
Removed bind_s example because blackhole_s will take place.	b9b06d98f00413b5a5df9d7bc9b3bd05b5536f28	Catalin(ux) M. BOIE	2009-08-25 20:07:38
Added Conn_set_address helper.	1b6e7e8a294ac88aa966e4e43bb77a4fdff0ca5a	Catalin(ux) M. BOIE	2009-08-25 19:21:00
Fixed storing of local address (do not overwrite remote address).	d431edba6699d1363e4d616aa6f96588272188b0	Catalin(ux) M. BOIE	2009-08-25 18:37:55
Added Conn_stop to eleganly stop Conn system.	4ca191771c5c119e9755a5af3158fabe43ddf5f2	Catalin(ux) M. BOIE	2009-08-25 18:30:32
Replaced Conn_protocol with Conn_get_socket_protocol.	a1cbc5c612d82e6d1341524c67fe249648c81806	Catalin(ux) M. BOIE	2009-08-25 18:16:45
Compressed a little the POLL flags.	47b5dce395694c18c973e3ce6ba9a71c690a41bc	Catalin(ux) M. BOIE	2009-08-25 18:16:16
Store also local address for incoming connections.	0548ce6434185cdd36e110c61315b4cb21849666	Catalin(ux) M. BOIE	2009-08-25 18:15:46
Added possibility to shutdown blackhole_s server by typing 'quit'.	5fd60900809e1a2d7554aa7fa93ce83b29214de0	Catalin(ux) M. BOIE	2009-08-25 17:54:27
Cosmetic changes.	7099dd49a270b9f4ecc0cb2e55254bef671202e5	Catalin(ux) M. BOIE	2009-08-25 17:54:15
Improved status output.	1ff597059bbb208b56ad18bf8324fae5b63950a2	Catalin(ux) M. BOIE	2009-08-25 17:53:44
Conn_type_* becomes CONN_TYPE_*.	b284a20cc5430042cc662edc4d121c7f18cb3569	Catalin(ux) M. BOIE	2009-08-25 17:52:51
Improved status logging.	54fea00d8f16127244fd15b209c24f606adb20b3	Catalin(ux) M. BOIE	2009-08-25 17:33:14
Added Conn_strcasestr for case insensitive search in buffer.	ca14b37b2a1f23887ad12fed729a3dd0ff253443	Catalin(ux) M. BOIE	2009-08-24 17:18:24
Improved ntime example.	b63de9b82ffab1c0d759571a40f1d72f9b8df927	Catalin(ux) M. BOIE	2009-08-24 17:09:21
Removed unused includes.	8af81a4c311caa7d738000a5208d01d7620d1040	Catalin(ux) M. BOIE	2009-08-21 18:57:33
Improved blackhole example.	2fd7ff181a412f4ba060b0e89b97acdf89a8fb88	Catalin(ux) M. BOIE	2009-08-21 18:03:22
Fixed connections to outside. Still, it is a little mess there.	417ccd4a48508a810377676658d51c5103168472	Catalin(ux) M. BOIE	2009-08-21 17:42:37
addr and bind_addr are not pointers! Corrected them.	e1deeb765500ee079802c2cd6543f9c9496d8f9b	Catalin(ux) M. BOIE	2009-08-21 16:49:24
Exported _alloc and _commit functions.	9a3159e89eff020cfb75b9eec49a45a637a6da57	Catalin(ux) M. BOIE	2009-08-21 16:39:27
Added blackhole example.	8a7ac49b018ad65ba386f8a50725745127b4cbd2	Catalin(ux) M. BOIE	2009-08-21 15:54:55

Commit b9b06d98f00413b5a5df9d7bc9b3bd05b5536f28 - Removed bind_s example because blackhole_s will take place.

Signed-off-by: Catalin(ux) M. BOIE <catab@embedromix.ro>

Author: Catalin(ux) M. BOIE
Author date (UTC): 2009-08-25 20:07
Committer name: Catalin(ux) M. BOIE
Committer date (UTC): 2009-09-02 15:42
Parent(s): 1b6e7e8a294ac88aa966e4e43bb77a4fdff0ca5a
Signer:
Signing key:
Signing status: N
Tree: e9eb95116a2978fd33a5d2070bbd69d9197b795d

File	Lines added	Lines deleted
examples/s_bind.c	0	167

File examples/s_bind.c deleted (index f3fede1..0000000)
1		/*
2		* Copyright: Catalin(ux) M. BOIE
3		* Shows how to bind to a specific address.
4		*/
5
6		#define _GNU_SOURCE
7
8		#include <errno.h>
9		#include <string.h>
10		#include <strings.h>
11		#include <stdlib.h>
12		#include <unistd.h>
13		#include <sys/poll.h>
14		#include <sys/types.h>
15		#include <sys/socket.h>
16		#include <stdio.h>
17		#include <fcntl.h>
18		#include <netinet/in.h>
19		#include <sys/time.h>
20		#include <sys/ioctl.h>
21		#include <time.h>
22		#include <arpa/inet.h>
23		#include <stdarg.h>
24
25		#include <Conn.h>
26
27		/* Global variables */
28		static unsigned short debug = 20;
29
30		static FILE *Logf = NULL;
31		static char *log_file = "s_bind.log";
32		static int port = 9000;
33		static short ipv4 = 1, ipv6 = 1;
34		static int maxconn = 0;
35
36		static void s_accept_error(struct Conn *C)
37		{
38		Log(0, "%s: Cannot accept a new connection!\n");
39		}
40
41		static void s_accept(struct Conn *C)
42		{
43		char *s;
44
45		Log(4, "%s (A connection was accepted from [%s/%d]. Enqueue greeting...\n",
46		__FUNCTION__, C->addr, C->port);
47
48		s = "Hello!\r\n";
49		Conn_enqueue(C, s, strlen(s));
50		}
51
52		static void s_close(struct Conn *C)
53		{
54		Log(5, "%s (A connection will be closed [%s/%d] id=%lld)\n",
55		__FUNCTION__, C->addr, C->port, Conn_getid(C));
56		}
57
58		static int s_data_cb(struct Conn C, char line)
59		{
60		char *dump;
61		char buf[128];
62
63		if (debug >= 8) {
64		dump = Conn_dump(line, strlen(line));
65		Log(8, "%s: recv head=%d tail=%d bytes on slot %d: [%s]\n",
66		__FUNCTION__, C->ibuf_head, C->ibuf_tail,
67		C->slot, dump);
68		free(dump);
69		}
70
71		if (strcasecmp(line, "quit") == 0)
72		exit(0);
73
74		snprintf(buf, sizeof(buf), "%s\n", line);
75		Log(8, "Send back: %s", buf);
76		Conn_enqueue(C, buf, strlen(buf));
77
78		return 0;
79		}
80
81		static void s_data(struct Conn *C)
82		{
83		Conn_for_every_line(C, s_data_cb);
84		}
85
86		static void s_error(struct Conn *C)
87		{
88		Log(1, "%s id=%llu (%s)\n",
89		__FUNCTION__, Conn_getid(C), Conn_strerror());
90		}
91
92		int main(void)
93		{
94		struct Conn I4 = NULL, I6 = NULL;
95		int ret;
96		struct timeval start;
97
98		Logf = fopen(log_file, "w");
99		if (!Logf) {
100		fprintf(stderr, "Cannot open log file [%s] [%s]\n",
101		log_file, strerror(errno));
102		return 1;
103		}
104		if (debug > 0)
105		setlinebuf(Logf);
106
107		/daemon(0, 0);/
108
109		gettimeofday(&start, NULL);
110		Log(0, "\nStarting at %ld...\n", start.tv_sec);
111		Log(0, "\tPort=%d\n", port);
112		Log(0, "\tLogFile=%s Debug=%d\n", log_file, debug);
113		Log(0, "\tipv4=%s ipv6=%s\n", (ipv4 == 1) ? "on" : "off", (ipv6 == 1) ? "on" : "off");
114
115		/* set library output debug */
116		Conn_debug(Logf, debug);
117
118		ret = Conn_init(maxconn);
119		if (ret == -1) {
120		Log(0, "%s", Conn_strerror());
121		return 1;
122		}
123
124		if (ipv4 == 1) {
125		Log(9, "Try to register IPv4 socket...\n");
126		I4 = Conn_socket_addr(PF_INET, SOCK_STREAM, "127.0.0.1", port);
127		if (!I4)
128		Log(1, "Cannot bind on ipv4 socket [%s].\n", Conn_strerror());
129		}
130
131		if (ipv6 == 1) {
132		Log(9, "Try to register IPv6 socket...\n");
133		I6 = Conn_socket_addr(PF_INET6, SOCK_STREAM, "::1", port);
134		if (!I6)
135		Log(1, "Cannot bind on ipv6 socket [%s].\n", Conn_strerror());
136		}
137
138		if ((I6 == NULL) && (I4 == NULL)) {
139		Log(0, "Cannot bind!\n");
140		return 1;
141		}
142
143		Conn_accept_cb = s_accept;
144		Conn_data_cb = s_data;
145		Conn_close_cb = s_close;
146		Conn_error_cb = s_error;
147		Conn_accept_error_cb = s_accept_error;
148
149		while (1) {
150		ret = Conn_poll(10000);
151		if (ret == -1) {
152		Log(0, "Error calling Conn_poll [%s]!\n", Conn_strerror());
153		return 1;
154		}
155
156		/* Allow 30 seconds and exit */
157		/*
158		loops++;
159		if (loops > 30)
160		break;
161		*/
162		}
163
164		Log(0, "Finish!\n\n");
165
166		return 0;
167		}

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