code polishing, removed useless crap
This commit is contained in:
Anselm R. Garbe
parent
83e05870ce
commit
3a24553892
74
sic.c
74
sic.c
|
|
@ -1,9 +1,7 @@
|
|||
/*
|
||||
* (C)opyright MMV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
|
||||
/* (C)opyright MMV-MMVI Anselm R. Garbe <garbeam at gmail dot com>
|
||||
* (C)opyright MMV-MMVI Nico Golde <nico at ngolde dot de>
|
||||
* See LICENSE file for license details.
|
||||
*/
|
||||
|
||||
#include <errno.h>
|
||||
#include <netdb.h>
|
||||
#include <netinet/in.h>
|
||||
|
|
@ -32,10 +30,10 @@ static int srv;
|
|||
static time_t trespond;
|
||||
|
||||
static int
|
||||
getline(int fd, unsigned int len, char *buf)
|
||||
{
|
||||
getline(int fd, unsigned int len, char *buf) {
|
||||
unsigned int i = 0;
|
||||
char c;
|
||||
|
||||
do {
|
||||
if(read(fd, &c, sizeof(char)) != sizeof(char))
|
||||
return -1;
|
||||
|
|
@ -47,8 +45,7 @@ getline(int fd, unsigned int len, char *buf)
|
|||
}
|
||||
|
||||
static void
|
||||
pout(char *channel, char *msg)
|
||||
{
|
||||
pout(char *channel, char *msg) {
|
||||
static char timestr[18];
|
||||
time_t t = time(0);
|
||||
|
||||
|
|
@ -57,8 +54,7 @@ pout(char *channel, char *msg)
|
|||
}
|
||||
|
||||
static void
|
||||
privmsg(char *channel, char *msg)
|
||||
{
|
||||
privmsg(char *channel, char *msg) {
|
||||
snprintf(bufout, sizeof(bufout), "<%s> %s", nick, msg);
|
||||
pout(channel, bufout);
|
||||
snprintf(bufout, sizeof(bufout), "PRIVMSG %s :%s\r\n", channel, msg);
|
||||
|
|
@ -66,8 +62,7 @@ privmsg(char *channel, char *msg)
|
|||
}
|
||||
|
||||
static void
|
||||
parsein(char *msg)
|
||||
{
|
||||
parsein(char *msg) {
|
||||
char *p;
|
||||
|
||||
if(msg[0] == 0)
|
||||
|
|
@ -101,8 +96,7 @@ parsein(char *msg)
|
|||
}
|
||||
|
||||
static unsigned int
|
||||
tokenize(char **result, unsigned int reslen, char *str, char delim)
|
||||
{
|
||||
tokenize(char **result, unsigned int reslen, char *str, char delim) {
|
||||
char *p, *n;
|
||||
unsigned int i = 0;
|
||||
|
||||
|
|
@ -127,26 +121,25 @@ tokenize(char **result, unsigned int reslen, char *str, char delim)
|
|||
}
|
||||
|
||||
static void
|
||||
parsesrv(char *msg)
|
||||
{
|
||||
parsesrv(char *msg) {
|
||||
char *argv[Tlast], *cmd, *p;
|
||||
int i;
|
||||
|
||||
if(!msg || !(*msg))
|
||||
return;
|
||||
|
||||
for(i = 0; i < Tlast; i++)
|
||||
argv[i] = NULL;
|
||||
|
||||
/*
|
||||
<bufout> ::= [':' <prefix> <SPACE> ] <command> <params> <crlf>
|
||||
<prefix> ::= <servername> | <nick> [ '!' <user> ] [ '@' <server> ]
|
||||
<command> ::= <letter> { <letter> } | <number> <number> <number>
|
||||
<SPACE> ::= ' ' { ' ' }
|
||||
<params> ::= <SPACE> [ ':' <trailing> | <middle> <params> ]
|
||||
<middle> ::= <Any *non-empty* sequence of octets not including SPACE
|
||||
or NUL or CR or LF, the first of which may not be ':'>
|
||||
<trailing> ::= <Any, possibly *empty*, sequence of octets not including NUL or CR or LF>
|
||||
<crlf> ::= CR LF
|
||||
/* <bufout> ::= [':' <prefix> <SPACE> ] <command> <params> <crlf>
|
||||
* <prefix> ::= <servername> | <nick> [ '!' <user> ] [ '@' <server> ]
|
||||
* <command> ::= <letter> { <letter> } | <number> <number> <number>
|
||||
* <SPACE> ::= ' ' { ' ' }
|
||||
* <params> ::= <SPACE> [ ':' <trailing> | <middle> <params> ]
|
||||
* <middle> ::= <Any *non-empty* sequence of octets not including SPACE
|
||||
* or NUL or CR or LF, the first of which may not be ':'>
|
||||
* <trailing> ::= <Any, possibly *empty*, sequence of octets not including NUL or CR or LF>
|
||||
* <crlf> ::= CR LF
|
||||
*/
|
||||
if(msg[0] == ':') { /* check prefix */
|
||||
p = strchr(msg, ' ');
|
||||
|
|
@ -160,29 +153,28 @@ parsesrv(char *msg)
|
|||
}
|
||||
} else
|
||||
cmd = msg;
|
||||
|
||||
/* remove CRLFs */
|
||||
for(p = cmd; p && *p != 0; p++)
|
||||
if(*p == '\r' || *p == '\n')
|
||||
*p = 0;
|
||||
|
||||
if((p = strchr(cmd, ':'))) {
|
||||
*p = 0;
|
||||
argv[Ttext] = ++p;
|
||||
}
|
||||
tokenize(&argv[Tcmd], Tlast - Tcmd, cmd, ' ');
|
||||
|
||||
if(!strncmp("PONG", argv[Tcmd], 5)) {
|
||||
if(!strncmp("PONG", argv[Tcmd], 5))
|
||||
return;
|
||||
} else if(!strncmp("PING", argv[Tcmd], 5)) {
|
||||
else if(!strncmp("PING", argv[Tcmd], 5)) {
|
||||
snprintf(bufout, sizeof(bufout), "PONG %s\r\n", argv[Ttext]);
|
||||
write(srv, bufout, strlen(bufout));
|
||||
return;
|
||||
} else if(!argv[Tnick] || !argv[Tuser]) { /* server command */
|
||||
}
|
||||
else if(!argv[Tnick] || !argv[Tuser]) { /* server command */
|
||||
snprintf(bufout, sizeof(bufout), "%s", argv[Ttext] ? argv[Ttext] : "");
|
||||
pout(server, bufout);
|
||||
return;
|
||||
} else if(!strncmp("ERROR", argv[Tcmd], 6))
|
||||
}
|
||||
else if(!strncmp("ERROR", argv[Tcmd], 6))
|
||||
snprintf(bufout, sizeof(bufout), "-!- error %s",
|
||||
argv[Ttext] ? argv[Ttext] : "unknown");
|
||||
else if(!strncmp("JOIN", argv[Tcmd], 5)) {
|
||||
|
|
@ -194,10 +186,12 @@ parsesrv(char *msg)
|
|||
argv[Tchan] = argv[Ttext];
|
||||
snprintf(bufout, sizeof(bufout), "-!- %s(%s) has joined %s",
|
||||
argv[Tnick], argv[Tuser], argv[Ttext]);
|
||||
} else if(!strncmp("PART", argv[Tcmd], 5)) {
|
||||
}
|
||||
else if(!strncmp("PART", argv[Tcmd], 5)) {
|
||||
snprintf(bufout, sizeof(bufout), "-!- %s(%s) has left %s",
|
||||
argv[Tnick], argv[Tuser], argv[Tchan]);
|
||||
} else if(!strncmp("MODE", argv[Tcmd], 5))
|
||||
}
|
||||
else if(!strncmp("MODE", argv[Tcmd], 5))
|
||||
snprintf(bufout, sizeof(bufout), "-!- %s changed mode/%s -> %s %s",
|
||||
argv[Tnick], argv[Tcmd + 1],
|
||||
argv[Tcmd + 2], argv[Tcmd + 3]);
|
||||
|
|
@ -228,8 +222,7 @@ parsesrv(char *msg)
|
|||
}
|
||||
|
||||
int
|
||||
main(int argc, char *argv[])
|
||||
{
|
||||
main(int argc, char *argv[]) {
|
||||
int i;
|
||||
struct timeval tv;
|
||||
struct hostent *hp;
|
||||
|
|
@ -238,7 +231,7 @@ main(int argc, char *argv[])
|
|||
fd_set rd;
|
||||
|
||||
nick = fullname = getenv("USER");
|
||||
for(i = 1; (i < argc) && (argv[i][0] == '-'); i++) {
|
||||
for(i = 1; (i < argc) && (argv[i][0] == '-'); i++)
|
||||
switch (argv[i][1]) {
|
||||
default:
|
||||
fputs("usage: sic [-s server] [-p port] [-n nick]"
|
||||
|
|
@ -265,7 +258,6 @@ main(int argc, char *argv[])
|
|||
exit(EXIT_SUCCESS);
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/* init */
|
||||
if((srv = socket(AF_INET, SOCK_STREAM, 0)) < 0) {
|
||||
|
|
@ -284,7 +276,6 @@ main(int argc, char *argv[])
|
|||
fprintf(stderr, "sic: cannot connect server '%s'\n", server);
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
/* login */
|
||||
if(password)
|
||||
snprintf(bufout, sizeof(bufout),
|
||||
|
|
@ -294,11 +285,11 @@ main(int argc, char *argv[])
|
|||
snprintf(bufout, sizeof(bufout), "NICK %s\r\nUSER %s localhost %s :%s\r\n",
|
||||
nick, nick, server, fullname);
|
||||
write(srv, bufout, strlen(bufout));
|
||||
|
||||
snprintf(ping, sizeof(ping), "PING %s\r\n", server);
|
||||
channel[0] = 0;
|
||||
setbuf(stdout, NULL); /* unbuffered stdout */
|
||||
for(;;) {
|
||||
|
||||
for(;;) { /* main loop */
|
||||
FD_ZERO(&rd);
|
||||
FD_SET(0, &rd);
|
||||
FD_SET(srv, &rd);
|
||||
|
|
@ -334,6 +325,5 @@ main(int argc, char *argv[])
|
|||
parsein(bufin);
|
||||
}
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in New Issue
Block a user