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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)
Added Conn_sys that logs some system variables related to network perf.	af960f317b8ca9a8f78fe44e80ddbdb6a9483e6f	Catalin(ux) M. BOIE	2009-08-31 16:36:00
Better output flags.	d57a98c2b158aeb30530c2e5188977a40336a360	Catalin(ux) M. BOIE	2009-08-25 20:37:55
Improved examples.	75439293c1d067327e606d72ec6290b43110bf24	Catalin(ux) M. BOIE	2009-08-25 20:37:29
Removed line1.c because duplicates code.	1119059afacde8d0b7b7dab77850dd6b71684190	Catalin(ux) M. BOIE	2009-08-25 20:11:52
Removed *.run becasue we have a generic run script.	007083cd9d1abefe4dd73e65c9026a2607fbcd4e	Catalin(ux) M. BOIE	2009-08-25 20:09:00
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

Commit af960f317b8ca9a8f78fe44e80ddbdb6a9483e6f - Added Conn_sys that logs some system variables related to network perf.

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

Author: Catalin(ux) M. BOIE
Author date (UTC): 2009-08-31 16:36
Committer name: Catalin(ux) M. BOIE
Committer date (UTC): 2009-09-02 15:42
Parent(s): d57a98c2b158aeb30530c2e5188977a40336a360
Signing key:
Tree: 1bc65ec82c08c9f283764a85a430ea6b7b9e63a1

File	Lines added	Lines deleted
Conn.c	57	0
Conn.h	1	0

File Conn.c changed (mode: 100644) (index 38cc411..5906f34)
...	...	int Conn_engine_set(const unsigned int engine)
102	102	return 0;	return 0;
103	103	}	}
104	104
	105		/*
	106		* Reads a value from proc
	107		*/
	108		static void Conn_read_proc(char buf, const size_t buf_size, const char file)
	109		{
	110		int fd;
	111		ssize_t n;
	112
	113		fd = open(file, O_RDONLY);
	114		if (fd == -1) {
	115		snprintf(buf, buf_size, "ERROR_OPEN!");
	116		return;
	117		}
	118
	119		n = read(fd, buf, buf_size - 1);
	120		if (n == -1) {
	121		snprintf(buf, buf_size, "ERROR_READ!");
	122		} else if (n == 0) {
	123		strcpy(buf, "");
	124		} else {
	125		buf[n - 1] = '\0';
	126		n--;
	127
	128		while ((n >= 0) && (buf[n - 1] == '\n')) {
	129		buf[n - 1] = '\0';
	130		n--;
	131		}
	132		}
	133
	134		close(fd);
	135		}
	136
	137		/*
	138		* Returns some important system values
	139		*/
	140		char *Conn_sys(void)
	141		{
	142		static char ret[512];
	143		char somaxconn[16];
	144		char tcp_max_tw_buckets[16];
	145		char tcp_fin_timeout[16];
	146
	147		Conn_read_proc(somaxconn, sizeof(somaxconn),
	148		"/proc/sys/net/core/somaxconn");
	149		Conn_read_proc(tcp_max_tw_buckets, sizeof(tcp_max_tw_buckets),
	150		"/proc/sys/net/ipv4/tcp_max_tw_buckets");
	151		Conn_read_proc(tcp_fin_timeout, sizeof(tcp_fin_timeout),
	152		"/proc/sys/net/ipv4/tcp_fin_timeout");
	153
	154		snprintf(ret, sizeof(ret), "net.core.somaxconn=%s"
	155		" net.ipv4.tcp_max_tw_buckets=%s"
	156		" net.ipv4.tcp_fin_timeout=%s",
	157		somaxconn, tcp_max_tw_buckets, tcp_fin_timeout);
	158
	159		return ret;
	160		}
	161
105	162	int Conn_init(const unsigned int max)	int Conn_init(const unsigned int max)
106	163	{	{
107	164	unsigned int ret;	unsigned int ret;

File Conn.h changed (mode: 100644) (index 8fa0f67..3e0391d)
...	...	extern int Conn_band(struct Conn C, const unsigned int width,*
27	27	const unsigned int factor);	const unsigned int factor);
28	28	extern struct Conn *Conn_alloc(void);	extern struct Conn *Conn_alloc(void);
29	29	extern int Conn_commit(struct Conn *C);	extern int Conn_commit(struct Conn *C);
	30		extern char *Conn_sys(void);
30	31
31	32	#endif	#endif

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