1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate * 22*0Sstevel@tonic-gate * Copyright 1996 Sun Microsystems, Inc. All Rights Reserved. 23*0Sstevel@tonic-gate * Use is subject to license terms. 24*0Sstevel@tonic-gate */ 25*0Sstevel@tonic-gate 26*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 27*0Sstevel@tonic-gate 28*0Sstevel@tonic-gate #include <stdlib.h> 29*0Sstevel@tonic-gate #include <stdio.h> 30*0Sstevel@tonic-gate #include <sys/types.h> 31*0Sstevel@tonic-gate #include <sys/socket.h> 32*0Sstevel@tonic-gate #include <netinet/in.h> 33*0Sstevel@tonic-gate #include <arpa/inet.h> 34*0Sstevel@tonic-gate 35*0Sstevel@tonic-gate #include "impl.h" 36*0Sstevel@tonic-gate #include "error.h" 37*0Sstevel@tonic-gate #include "trace.h" 38*0Sstevel@tonic-gate #include "pdu.h" 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate #include "pagent.h" 41*0Sstevel@tonic-gate #include "subtree.h" 42*0Sstevel@tonic-gate 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate /***** STATIC VARIABLES *****/ 45*0Sstevel@tonic-gate 46*0Sstevel@tonic-gate /* the agent list */ 47*0Sstevel@tonic-gate Agent *first_agent = NULL; 48*0Sstevel@tonic-gate 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate /***** STATIC FUNCTIONS *****/ 51*0Sstevel@tonic-gate 52*0Sstevel@tonic-gate static void agent_free(Agent *ap); 53*0Sstevel@tonic-gate 54*0Sstevel@tonic-gate 55*0Sstevel@tonic-gate /****************************************************************/ 56*0Sstevel@tonic-gate trace_agents()57*0Sstevel@tonic-gatevoid trace_agents() 58*0Sstevel@tonic-gate { 59*0Sstevel@tonic-gate Agent *ap; 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate 62*0Sstevel@tonic-gate trace("AGENTS:\n"); 63*0Sstevel@tonic-gate for(ap = first_agent; ap; ap = ap->next_agent) 64*0Sstevel@tonic-gate { 65*0Sstevel@tonic-gate trace("\t%-30s %-30s %8d\n", 66*0Sstevel@tonic-gate ap->name, 67*0Sstevel@tonic-gate address_string(&(ap->address)), 68*0Sstevel@tonic-gate ap->timeout); 69*0Sstevel@tonic-gate } 70*0Sstevel@tonic-gate trace("\n"); 71*0Sstevel@tonic-gate } 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate 74*0Sstevel@tonic-gate /****************************************************************/ 75*0Sstevel@tonic-gate 76*0Sstevel@tonic-gate /* We must invoke subtree_list_delete() before invoking */ 77*0Sstevel@tonic-gate /* this function because the first_agent_subtree member */ 78*0Sstevel@tonic-gate /* of the agent structures should be NULL */ 79*0Sstevel@tonic-gate agent_list_delete()80*0Sstevel@tonic-gatevoid agent_list_delete() 81*0Sstevel@tonic-gate { 82*0Sstevel@tonic-gate Agent *ap = first_agent; 83*0Sstevel@tonic-gate Agent *next; 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate 86*0Sstevel@tonic-gate while(ap) 87*0Sstevel@tonic-gate { 88*0Sstevel@tonic-gate next = ap->next_agent; 89*0Sstevel@tonic-gate 90*0Sstevel@tonic-gate agent_free(ap); 91*0Sstevel@tonic-gate 92*0Sstevel@tonic-gate ap = next; 93*0Sstevel@tonic-gate } 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate first_agent = NULL; 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate return; 98*0Sstevel@tonic-gate } 99*0Sstevel@tonic-gate 100*0Sstevel@tonic-gate 101*0Sstevel@tonic-gate /****************************************************************/ 102*0Sstevel@tonic-gate 103*0Sstevel@tonic-gate /* The fisrt_agent_subtree member of the agent */ 104*0Sstevel@tonic-gate /* structure should be NULL */ 105*0Sstevel@tonic-gate agent_free(Agent * ap)106*0Sstevel@tonic-gatestatic void agent_free(Agent *ap) 107*0Sstevel@tonic-gate { 108*0Sstevel@tonic-gate if(ap == NULL) 109*0Sstevel@tonic-gate { 110*0Sstevel@tonic-gate return; 111*0Sstevel@tonic-gate } 112*0Sstevel@tonic-gate 113*0Sstevel@tonic-gate if(ap->first_agent_subtree) 114*0Sstevel@tonic-gate { 115*0Sstevel@tonic-gate error("BUG: agent_free(): first_agent_subtree not NULL"); 116*0Sstevel@tonic-gate } 117*0Sstevel@tonic-gate 118*0Sstevel@tonic-gate free(ap->name); 119*0Sstevel@tonic-gate free(ap); 120*0Sstevel@tonic-gate 121*0Sstevel@tonic-gate return; 122*0Sstevel@tonic-gate } 123*0Sstevel@tonic-gate 124*0Sstevel@tonic-gate /****************************************************************/ 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate /* agent_find() is used to check if we have not */ 127*0Sstevel@tonic-gate /* two SNMP agents registered on the same UDP port */ 128*0Sstevel@tonic-gate agent_find(Address * address)129*0Sstevel@tonic-gateAgent *agent_find(Address *address) 130*0Sstevel@tonic-gate { 131*0Sstevel@tonic-gate Agent *ap; 132*0Sstevel@tonic-gate 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate for(ap = first_agent; ap; ap = ap->next_agent) 135*0Sstevel@tonic-gate { 136*0Sstevel@tonic-gate if(ap->address.sin_port == address->sin_port) 137*0Sstevel@tonic-gate { 138*0Sstevel@tonic-gate return ap; 139*0Sstevel@tonic-gate } 140*0Sstevel@tonic-gate } 141*0Sstevel@tonic-gate 142*0Sstevel@tonic-gate return NULL; 143*0Sstevel@tonic-gate } 144*0Sstevel@tonic-gate 145*0Sstevel@tonic-gate 146*0Sstevel@tonic-gate /****************************************************************/ 147*0Sstevel@tonic-gate 148