1200062Sed/*- 2200062Sed * Copyright (c) 2009 Ed Schouten <ed@FreeBSD.org> 3200062Sed * All rights reserved. 4200062Sed * 5200062Sed * Redistribution and use in source and binary forms, with or without 6200062Sed * modification, are permitted provided that the following conditions 7200062Sed * are met: 8200062Sed * 1. Redistributions of source code must retain the above copyright 9200062Sed * notice, this list of conditions and the following disclaimer. 10200062Sed * 2. Redistributions in binary form must reproduce the above copyright 11200062Sed * notice, this list of conditions and the following disclaimer in the 12200062Sed * documentation and/or other materials provided with the distribution. 13200062Sed * 14200062Sed * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15200062Sed * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16200062Sed * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17200062Sed * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18200062Sed * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19200062Sed * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20200062Sed * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21200062Sed * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22200062Sed * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23200062Sed * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24200062Sed * SUCH DAMAGE. 25200062Sed */ 26200062Sed 27200062Sed#include <sys/cdefs.h> 28200062Sed__FBSDID("$FreeBSD$"); 29200062Sed 30202215Sed#include <sys/param.h> 31200153Sed#include <sys/time.h> 32200062Sed#include <paths.h> 33202215Sed#include <sha.h> 34200062Sed#include <string.h> 35202215Sed#include <unistd.h> 36202215Sed#include <utmpx.h> 37202215Sed#include "ulog.h" 38200062Sed 39202215Sedstatic void 40202215Sedulog_fill(struct utmpx *utx, const char *line) 41200062Sed{ 42202215Sed SHA_CTX c; 43202215Sed char id[SHA_DIGEST_LENGTH]; 44200062Sed 45200062Sed /* Remove /dev/ component. */ 46200062Sed if (strncmp(line, _PATH_DEV, sizeof _PATH_DEV - 1) == 0) 47200062Sed line += sizeof _PATH_DEV - 1; 48200062Sed 49202215Sed memset(utx, 0, sizeof *utx); 50200062Sed 51202215Sed utx->ut_pid = getpid(); 52202215Sed gettimeofday(&utx->ut_tv, NULL); 53202215Sed strncpy(utx->ut_line, line, sizeof utx->ut_line); 54202215Sed 55202215Sed SHA1_Init(&c); 56202215Sed SHA1_Update(&c, "libulog", 7); 57202215Sed SHA1_Update(&c, utx->ut_line, sizeof utx->ut_line); 58234462Sed SHA1_Final(id, &c); 59202215Sed 60202215Sed memcpy(utx->ut_id, id, MIN(sizeof utx->ut_id, sizeof id)); 61202215Sed} 62202215Sed 63202215Sedvoid 64202215Sedulog_login(const char *line, const char *user, const char *host) 65202215Sed{ 66202215Sed struct utmpx utx; 67202215Sed 68202215Sed ulog_fill(&utx, line); 69200153Sed utx.ut_type = USER_PROCESS; 70200153Sed strncpy(utx.ut_user, user, sizeof utx.ut_user); 71200421Sed if (host != NULL) 72200421Sed strncpy(utx.ut_host, host, sizeof utx.ut_host); 73202215Sed pututxline(&utx); 74200062Sed} 75200062Sed 76200062Sedvoid 77200062Sedulog_logout(const char *line) 78200062Sed{ 79202215Sed struct utmpx utx; 80200062Sed 81202215Sed ulog_fill(&utx, line); 82200153Sed utx.ut_type = DEAD_PROCESS; 83202215Sed pututxline(&utx); 84200062Sed} 85