66 lines
1.3 KiB
C
66 lines
1.3 KiB
C
#ifndef lint
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static char sccsid[] = "@(#)t_getinfo.c 1.1 94/10/31 SMI";
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#endif
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/* Copyright (c) 1984 AT&T */
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/* All Rights Reserved */
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/* THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T */
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/* The copyright notice above does not evidence any */
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/* actual or intended publication of such source code. */
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/*
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#ident "@(#)libnsl:nsl/t_getinfo.c 1.4"
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*/
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#include <sys/errno.h>
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#include <sys/types.h>
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#include <sys/stream.h>
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#include <sys/ioctl.h>
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#include <sys/stropts.h>
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#include <nettli/tihdr.h>
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#include <nettli/timod.h>
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#include <nettli/tiuser.h>
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#include <sys/signal.h>
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extern int t_errno;
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extern int errno;
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t_getinfo(fd, info)
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int fd;
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register struct t_info *info;
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{
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struct T_info_ack inforeq;
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int retlen;
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int savemask;
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if (_t_checkfd(fd) == 0)
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return(-1);
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savemask = sigblock(sigmask(SIGPOLL));
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inforeq.PRIM_type = T_INFO_REQ;
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if (!_t_do_ioctl(fd, (caddr_t)&inforeq, sizeof(struct T_info_req), TI_GETINFO, &retlen)) {
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sigsetmask(savemask);
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return(-1);
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}
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sigsetmask(savemask);
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if (retlen != sizeof(struct T_info_ack)) {
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errno = EIO;
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t_errno = TSYSERR;
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return(-1);
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}
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info->addr = inforeq.ADDR_size;
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info->options = inforeq.OPT_size;
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info->tsdu = inforeq.TSDU_size;
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info->etsdu = inforeq.ETSDU_size;
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info->connect = inforeq.CDATA_size;
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info->discon = inforeq.DDATA_size;
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info->servtype = inforeq.SERV_type;
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return(0);
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}
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