17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 57c478bd9Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 67c478bd9Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 77c478bd9Sstevel@tonic-gate * with the License. 87c478bd9Sstevel@tonic-gate * 97c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 107c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 117c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 127c478bd9Sstevel@tonic-gate * and limitations under the License. 137c478bd9Sstevel@tonic-gate * 147c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 157c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 167c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 177c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 187c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 197c478bd9Sstevel@tonic-gate * 207c478bd9Sstevel@tonic-gate * CDDL HEADER END 217c478bd9Sstevel@tonic-gate */ 227c478bd9Sstevel@tonic-gate /* Copyright (c) 1984, 1986, 1987, 1988, 1989 AT&T */ 236e270ca8SMarcel Telka /* All Rights Reserved */ 247c478bd9Sstevel@tonic-gate 257c478bd9Sstevel@tonic-gate 267c478bd9Sstevel@tonic-gate #ifndef _LISTEN_H 277c478bd9Sstevel@tonic-gate #define _LISTEN_H 287c478bd9Sstevel@tonic-gate 297c478bd9Sstevel@tonic-gate #ifdef __cplusplus 307c478bd9Sstevel@tonic-gate extern "C" { 317c478bd9Sstevel@tonic-gate #endif 327c478bd9Sstevel@tonic-gate 337c478bd9Sstevel@tonic-gate /* 347c478bd9Sstevel@tonic-gate * listen.h: Include file for network listener related user programs 357c478bd9Sstevel@tonic-gate * 367c478bd9Sstevel@tonic-gate */ 377c478bd9Sstevel@tonic-gate 387c478bd9Sstevel@tonic-gate /* 397c478bd9Sstevel@tonic-gate * The NLPS (Network Listener Process Service) 407c478bd9Sstevel@tonic-gate * protocol message sent by client machines to 417c478bd9Sstevel@tonic-gate * a listener process to request a service on the listener's 427c478bd9Sstevel@tonic-gate * machine. The message is sent to "netnodename(r_nodename)" 437c478bd9Sstevel@tonic-gate * where r_nodename is the nodename (see uname(2)) of the 447c478bd9Sstevel@tonic-gate * remote host. Note that client's need not know (or care) 457c478bd9Sstevel@tonic-gate * about the details of this message. They use the "nls_connect(3)" 467c478bd9Sstevel@tonic-gate * library routine which uses this message. 477c478bd9Sstevel@tonic-gate * 487c478bd9Sstevel@tonic-gate * msg format: 497c478bd9Sstevel@tonic-gate * 507c478bd9Sstevel@tonic-gate * "id:low:high:service_code" 517c478bd9Sstevel@tonic-gate * 527c478bd9Sstevel@tonic-gate * id = "NLPS" 537c478bd9Sstevel@tonic-gate * low:high = version number of listener (see prot msg) 547c478bd9Sstevel@tonic-gate * service_code is ASCII/decimal 557c478bd9Sstevel@tonic-gate * 567c478bd9Sstevel@tonic-gate * the following prot string can be run through sprintf with a service code 577c478bd9Sstevel@tonic-gate * to generate the message: 587c478bd9Sstevel@tonic-gate * 597c478bd9Sstevel@tonic-gate * len = sprintf(buf,nls_prot_msg,svc_code); 607c478bd9Sstevel@tonic-gate * t_snd(fd, buf, len, ...); 617c478bd9Sstevel@tonic-gate * 627c478bd9Sstevel@tonic-gate * See also: listen(1), nlsrequest(3) 637c478bd9Sstevel@tonic-gate * 647c478bd9Sstevel@tonic-gate * and on the UNIX PC STARLAN NETWORK: 657c478bd9Sstevel@tonic-gate * See also: nlsname(3), nlsconnect(3), nlsestablish(3) 667c478bd9Sstevel@tonic-gate */ 677c478bd9Sstevel@tonic-gate 687c478bd9Sstevel@tonic-gate /* 697c478bd9Sstevel@tonic-gate * defines for compatability purposes 707c478bd9Sstevel@tonic-gate */ 717c478bd9Sstevel@tonic-gate 727c478bd9Sstevel@tonic-gate #define nls_prot_msg nls_v0_d 737c478bd9Sstevel@tonic-gate #define nls_v2_msg nls_v2_s 747c478bd9Sstevel@tonic-gate 757c478bd9Sstevel@tonic-gate static char *nls_v0_d = "NLPS:000:001:%d"; 767c478bd9Sstevel@tonic-gate static char *nls_v0_s = "NLPS:000:001:%s"; 777c478bd9Sstevel@tonic-gate static char *nls_v2_d = "NLPS:002:002:%d"; 787c478bd9Sstevel@tonic-gate static char *nls_v2_s = "NLPS:002:002:%s"; 797c478bd9Sstevel@tonic-gate 807c478bd9Sstevel@tonic-gate #define NLSSTART 0 817c478bd9Sstevel@tonic-gate #define NLSFORMAT 2 827c478bd9Sstevel@tonic-gate #define NLSUNKNOWN 3 837c478bd9Sstevel@tonic-gate #define NLSDISABLED 4 847c478bd9Sstevel@tonic-gate 857c478bd9Sstevel@tonic-gate #define SVC_CODE_SZ 14 867c478bd9Sstevel@tonic-gate 877c478bd9Sstevel@tonic-gate /* 887c478bd9Sstevel@tonic-gate * Structure for handling multiple connection requests on the same stream. 897c478bd9Sstevel@tonic-gate */ 907c478bd9Sstevel@tonic-gate 917c478bd9Sstevel@tonic-gate struct callsave { 927c478bd9Sstevel@tonic-gate struct t_call *c_cp; 937c478bd9Sstevel@tonic-gate struct callsave *c_np; 947c478bd9Sstevel@tonic-gate }; 957c478bd9Sstevel@tonic-gate 967c478bd9Sstevel@tonic-gate struct call_list { 977c478bd9Sstevel@tonic-gate struct callsave *cl_head; 987c478bd9Sstevel@tonic-gate struct callsave *cl_tail; 997c478bd9Sstevel@tonic-gate }; 1007c478bd9Sstevel@tonic-gate 1017c478bd9Sstevel@tonic-gate 1026e270ca8SMarcel Telka #define EMPTYLIST(p) (p->cl_head == (struct callsave *)NULL) 1037c478bd9Sstevel@tonic-gate 1047c478bd9Sstevel@tonic-gate /* 1057c478bd9Sstevel@tonic-gate * Ridiculously high value for maximum number of connects per stream. 1067c478bd9Sstevel@tonic-gate * Transport Provider will determine actual maximum to be used. 1077c478bd9Sstevel@tonic-gate */ 1087c478bd9Sstevel@tonic-gate 1097c478bd9Sstevel@tonic-gate #define MAXCON 100 1107c478bd9Sstevel@tonic-gate 1117c478bd9Sstevel@tonic-gate /* 1127c478bd9Sstevel@tonic-gate * these are names of environment variables that the listener 1137c478bd9Sstevel@tonic-gate * adds to the servers environment before the exec(2). 1147c478bd9Sstevel@tonic-gate * 1157c478bd9Sstevel@tonic-gate * the variables should be accessed via library routines. 1167c478bd9Sstevel@tonic-gate * 117*bbf21555SRichard Lowe * see nlsgetcall(3NSL) and nlsprovider(3NSL). 1187c478bd9Sstevel@tonic-gate */ 1197c478bd9Sstevel@tonic-gate 1207c478bd9Sstevel@tonic-gate #define NLSADDR "NLSADDR" 1217c478bd9Sstevel@tonic-gate #define NLSOPT "NLSOPT" 1227c478bd9Sstevel@tonic-gate #define NLSUDATA "NLSUDATA" 1237c478bd9Sstevel@tonic-gate #define NLSPROVIDER "NLSPROVIDER" 1247c478bd9Sstevel@tonic-gate 1257c478bd9Sstevel@tonic-gate /* 1267c478bd9Sstevel@tonic-gate * the following variables can be accessed "normally" 1277c478bd9Sstevel@tonic-gate */ 1287c478bd9Sstevel@tonic-gate 1297c478bd9Sstevel@tonic-gate #define HOME "HOME" 1307c478bd9Sstevel@tonic-gate #define PATH "PATH" 1317c478bd9Sstevel@tonic-gate 1327c478bd9Sstevel@tonic-gate #ifdef __cplusplus 1337c478bd9Sstevel@tonic-gate } 1347c478bd9Sstevel@tonic-gate #endif 1357c478bd9Sstevel@tonic-gate 1367c478bd9Sstevel@tonic-gate #endif /* _LISTEN_H */ 137