/* ** id_query.c Transmit a query to an IDENT server ** ** Author: Peter Eriksson <pen@lysator.liu.se> */ #ifdef NeXT3 # include <libc.h> #endif #include <stdio.h> #include <errno.h> #include <signal.h> #ifdef HAVE_ANSIHEADERS # include <stdlib.h> # include <string.h> # include <unistd.h> #endif #include <sys/types.h> #include <sys/wait.h> #include <sys/time.h> #define IN_LIBIDENT_SRC #include "ident.h" int id_query __P4(ident_t *, id, int, lport, int, fport, struct timeval *, timeout) { #ifdef SIGRETURNTYPE SIGRETURNTYPE (*old_sig)(); #else void (*old_sig) __P((int)); #endif int res; char buf[80]; fd_set ws; sprintf(buf, "%d , %d\r\n", lport, fport); if (timeout) { FD_ZERO(&ws); FD_SET(id->fd, &ws); if ((res = select(FD_SETSIZE, (fd_set *)0, &ws, (fd_set *)0, timeout)) < 0) return -1; if (res == 0) { errno = ETIMEDOUT; return -1; } } old_sig = signal(SIGPIPE, SIG_IGN); res = write(id->fd, buf, strlen(buf)); signal(SIGPIPE, old_sig); return res; }