1 /* $NetBSD: subr.c,v 1.12 2003/11/24 16:53:38 manu Exp $ */ 2 3 /*- 4 * Copyright (c) 1988, 1993 5 * The Regents of the University of California. All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the University nor the names of its contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 */ 31 32 #include <sys/cdefs.h> 33 #ifndef lint 34 #if 0 35 static char sccsid[] = "@(#)subr.c 8.2 (Berkeley) 4/28/95"; 36 #else 37 __RCSID("$NetBSD: subr.c,v 1.12 2003/11/24 16:53:38 manu Exp $"); 38 #endif 39 #endif /* not lint */ 40 41 #include <sys/param.h> 42 #include <sys/file.h> 43 #include <sys/user.h> 44 #include <sys/proc.h> 45 #include <sys/time.h> 46 #include <sys/ktrace.h> 47 48 #include <stdio.h> 49 50 #include "ktrace.h" 51 52 int 53 getpoints(int facs, char *s) 54 { 55 int fac; 56 int add = 1; 57 58 /* Make -t-x equivalent to -t+-x since that is rather more useful */ 59 if (*s == '-' && (facs & ALL_POINTS) == 0) 60 facs |= DEF_POINTS; 61 62 for (;;) { 63 switch (*s++) { 64 case 0: 65 return facs; 66 case 'A': 67 fac = ALL_POINTS; 68 break; 69 case 'a': 70 fac = KTRFAC_EXEC_ARG; 71 break; 72 case 'c': 73 fac = KTRFAC_SYSCALL | KTRFAC_SYSRET; 74 break; 75 case 'e': 76 fac = KTRFAC_EMUL; 77 break; 78 case 'i': 79 fac = KTRFAC_GENIO; 80 break; 81 case 'n': 82 fac = KTRFAC_NAMEI; 83 break; 84 case 'm': 85 fac = KTRFAC_MMSG; 86 break; 87 case 'l': 88 fac = KTRFAC_MOOL; 89 break; 90 case 's': 91 fac = KTRFAC_PSIG; 92 break; 93 case 'u': 94 fac = KTRFAC_USER; 95 break; 96 case 'v': 97 fac = KTRFAC_EXEC_ENV; 98 break; 99 case 'w': 100 fac = KTRFAC_CSW; 101 break; 102 case '+': 103 if (!add) { 104 add = 1; 105 continue; 106 } 107 fac = DEF_POINTS; 108 break; 109 case '-': 110 add = 0; 111 continue; 112 default: 113 return (-1); 114 } 115 if (add) 116 facs |= fac; 117 else 118 facs &= ~fac; 119 } 120 } 121