1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright (c) 1999,2001 by Sun Microsystems, Inc. 24 * All rights reserved. 25 */ 26 #pragma ident "%Z%%M% %I% %E% SMI" 27 28 #define sysinfo _sysinfo 29 #define strdup _strdup 30 31 #include <sys/systeminfo.h> 32 #include <sys/utsname.h> 33 #include <limits.h> 34 #include <strings.h> 35 #include "_conv.h" 36 37 /* 38 * Isalist(1) expansion. 39 * 40 * Obtain the native instruction sets executable on this platform and unpack 41 * each element into the isalist descriptor. 42 */ 43 Isa_desc * 44 conv_isalist(void) 45 { 46 char info[SYS_NMLN], * list, * ptr, * optr; 47 Isa_desc * desc; 48 Isa_opt * opt; 49 long size; 50 int no; 51 52 if ((desc = calloc(1, sizeof (Isa_desc))) == 0) 53 return (0); 54 55 /* 56 * If we can't get the isalist() perhaps we've gone back to a release 57 * too old to support it - silently ignore. 58 */ 59 if ((size = sysinfo(SI_ISALIST, info, SYS_NMLN)) == -1) 60 return (desc); 61 desc->isa_listsz = (size_t)size; 62 63 /* 64 * Duplicate the isalist string in preparation for breaking it up. 65 */ 66 if ((list = strdup(info)) == 0) 67 return (desc); 68 desc->isa_list = list; 69 70 /* 71 * Determine the number of instruction sets and use this to size the 72 * isalist option table. 73 */ 74 for (no = 1, ptr = list; *ptr; ptr++) { 75 if (*ptr == ' ') 76 no++; 77 } 78 if ((opt = malloc(no * sizeof (Isa_opt))) == 0) 79 return (desc); 80 desc->isa_opt = opt; 81 desc->isa_optno = no; 82 83 /* 84 * Unpack the instruction set list. 85 */ 86 for (optr = ptr = list; *ptr; ptr++) { 87 if (*ptr != ' ') 88 continue; 89 90 opt->isa_name = optr; 91 opt->isa_namesz = ptr - optr; 92 opt++; 93 94 *ptr = '\0'; 95 optr = ptr + 1; 96 } 97 opt->isa_name = optr; 98 opt->isa_namesz = ptr - optr; 99 100 return (desc); 101 } 102 103 /* 104 * uname(2) expansion. 105 * 106 * Obtain the information that identifies the current operating system and 107 * unpack those elements we're interested in (presently name and release). 108 */ 109 Uts_desc * 110 conv_uts(void) 111 { 112 struct utsname utsname; 113 Uts_desc * desc; 114 size_t size; 115 116 if ((desc = calloc(1, sizeof (Uts_desc))) == 0) 117 return (0); 118 119 /* 120 * If we can't get the uname(2) silently ignore. 121 */ 122 if (uname(&utsname) == -1) 123 return (desc); 124 125 /* 126 * Duplicate the operating system name and release components. 127 */ 128 size = strlen(utsname.sysname); 129 if ((desc->uts_osname = malloc(size + 1)) == 0) 130 return (desc); 131 desc->uts_osnamesz = size; 132 (void) strncpy(desc->uts_osname, utsname.sysname, size); 133 134 size = strlen(utsname.release); 135 if ((desc->uts_osrel = malloc(size + 1)) == 0) 136 return (0); 137 desc->uts_osrelsz = size; 138 (void) strncpy(desc->uts_osrel, utsname.release, size); 139 140 return (desc); 141 } 142