masqmail

annotate src/libident/id_query.c @ 214:ecd8d737d78e

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removed the old manual because it is really outdated now In masqmail's 0.3 branch, so much changed that the old manual causes more harm than it improves the distribution. Most content is covered by the man pages anyway. You'll still find the old manual on masqmail's homepage.
author meillo@marmaro.de
date Mon, 19 Jul 2010 14:06:08 +0200
parents 08114f7dcc23
children
rev   line source
meillo@0 1 /*
meillo@0 2 ** id_query.c Transmit a query to an IDENT server
meillo@0 3 **
meillo@0 4 ** Author: Peter Eriksson <pen@lysator.liu.se>
meillo@0 5 */
meillo@0 6
meillo@0 7 #ifdef NeXT3
meillo@0 8 # include <libc.h>
meillo@0 9 #endif
meillo@0 10
meillo@0 11 #include <stdio.h>
meillo@0 12 #include <errno.h>
meillo@0 13 #include <signal.h>
meillo@0 14
meillo@0 15 #ifdef HAVE_ANSIHEADERS
meillo@0 16 # include <stdlib.h>
meillo@0 17 # include <string.h>
meillo@0 18 # include <unistd.h>
meillo@0 19 #endif
meillo@0 20
meillo@0 21 #include <sys/types.h>
meillo@0 22 #include <sys/wait.h>
meillo@0 23 #include <sys/time.h>
meillo@0 24
meillo@0 25 #ifdef _AIX
meillo@0 26 # include <sys/select.h>
meillo@0 27 #endif
meillo@0 28
meillo@0 29 #ifdef _AIX
meillo@0 30 # include <sys/select.h>
meillo@0 31 #endif
meillo@0 32 #ifdef VMS
meillo@10 33 # include <sys/socket.h> /* for fd_set */
meillo@0 34 #endif
meillo@0 35 #define IN_LIBIDENT_SRC
meillo@0 36 #include "ident.h"
meillo@0 37
meillo@0 38
meillo@0 39 /*
meillo@10 40 int
meillo@10 41 id_query __P4(ident_t *, id, int, lport, int, fport, struct timeval *, timeout)
meillo@0 42 */
meillo@0 43
meillo@10 44 int
meillo@10 45 id_query __P((ident_t * id, int lport, int fport, __STRUCT_TIMEVAL_P timeout))
meillo@0 46 {
meillo@0 47 #ifdef SIGRETURNTYPE
meillo@10 48 SIGRETURNTYPE(*old_sig) ();
meillo@0 49 #else
meillo@10 50 void (*old_sig) __P((int));
meillo@0 51 #endif
meillo@10 52 int res;
meillo@10 53 char buf[80];
meillo@10 54 fd_set ws;
meillo@10 55
meillo@10 56 sprintf(buf, "%d , %d\r\n", lport, fport);
meillo@10 57
meillo@10 58 if (timeout) {
meillo@10 59 FD_ZERO(&ws);
meillo@10 60 FD_SET(id->fd, &ws);
meillo@0 61
meillo@0 62 #ifdef __hpux
meillo@10 63 if ((res = select(FD_SETSIZE, (int *) 0, (int *) &ws, (int *) 0, timeout)) < 0)
meillo@0 64 #else
meillo@10 65 if ((res = select(FD_SETSIZE, (fd_set *) 0, &ws, (fd_set *) 0, timeout)) < 0)
meillo@0 66 #endif
meillo@10 67 return -1;
meillo@10 68
meillo@10 69 if (res == 0) {
meillo@10 70 errno = ETIMEDOUT;
meillo@10 71 return -1;
meillo@10 72 }
meillo@0 73 }
meillo@0 74
meillo@10 75 old_sig = signal(SIGPIPE, SIG_IGN);
meillo@10 76
meillo@10 77 res = write(id->fd, buf, strlen(buf));
meillo@10 78
meillo@10 79 signal(SIGPIPE, old_sig);
meillo@10 80
meillo@10 81 return res;
meillo@0 82 }