1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms 5 * of the Common Development and Distribution License 6 * (the "License"). You may not use this file except 7 * in compliance with the License. 8 * 9 * You can obtain a copy of the license at 10 * src/OPENSOLARIS.LICENSE 11 * or http://www.opensolaris.org/os/licensing. 12 * See the License for the specific language governing 13 * permissions and limitations under the License. 14 * 15 * When distributing Covered Code, include this CDDL 16 * HEADER in each file and include the License file at 17 * usr/src/OPENSOLARIS.LICENSE. If applicable, 18 * add the following below this CDDL HEADER, with the 19 * fields enclosed by brackets "[]" replaced with your 20 * own identifying information: Portions Copyright [yyyy] 21 * [name of copyright owner] 22 * 23 * CDDL HEADER END 24 */ 25 26 /* 27 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 28 * Use is subject to license terms. 29 */ 30 31 32 #include <sys/types.h> 33 #include <sys/socket.h> 34 #include <netinet/in.h> 35 #include <netinet/tcp.h> 36 #include <arpa/inet.h> 37 #include <netdb.h> 38 #include <string.h> 39 #include <unistd.h> 40 #include <stdlib.h> 41 #include <stdio.h> 42 #include <errno.h> 43 44 #include "libmicro.h" 45 46 typedef struct { 47 int ts_fd; 48 } tsd_t; 49 50 int 51 benchmark_init() 52 { 53 lm_tsdsize = sizeof (tsd_t); 54 55 (void) sprintf(lm_usage, "setsockopt(TCP_NODELAY)\n"); 56 57 return (0); 58 } 59 60 int 61 benchmark_initbatch(void *tsd) 62 { 63 64 tsd_t *ts = (tsd_t *)tsd; 65 66 if ((ts->ts_fd = socket(AF_INET, SOCK_STREAM, 0)) < 0) 67 return (1); 68 return (0); 69 } 70 71 int 72 benchmark_finibatch(void *tsd) 73 { 74 tsd_t *ts = (tsd_t *)tsd; 75 76 (void) close(ts->ts_fd); 77 return (0); 78 } 79 80 int 81 benchmark(void *tsd, result_t *res) 82 { 83 int i; 84 tsd_t *ts = (tsd_t *)tsd; 85 int opt; 86 87 res->re_errors = 0; 88 89 for (i = 0; i < lm_optB; i++) { 90 opt = 1 & i; 91 if (setsockopt(ts->ts_fd, IPPROTO_TCP, TCP_NODELAY, 92 &opt, sizeof (int)) == -1) { 93 res->re_errors ++; 94 } 95 } 96 res->re_count += lm_optB; 97 98 return (0); 99 } 100