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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2006 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 #pragma ident "%Z%%M% %I% %E% SMI" 27 28 /* 29 * String conversion routine for hardware capabilities types. 30 */ 31 #include <strings.h> 32 #include <stdio.h> 33 #include <sys/machelf.h> 34 #include <elfcap.h> 35 #include "cap_msg.h" 36 #include "_conv.h" 37 38 static int 39 conv_cap_1(Xword val, char *str, size_t len, Half mach, 40 int (*fptr)(uint64_t, char *, size_t, int, ushort_t)) 41 { 42 size_t _len; 43 44 _len = sprintf(str, MSG_ORIG(MSG_GBL_OSQBRKT), EC_XWORD(val)); 45 46 len -= _len; 47 str += _len; 48 49 if ((*fptr)(val, str, len, CAP_FMT_SNGSPACE, mach) != 0) 50 return (0); 51 52 _len = strlen(str); 53 if ((len - _len) >= MSG_GBL_CSQBRKT_SIZE) { 54 str += _len; 55 (void) strcpy(str, MSG_ORIG(MSG_GBL_CSQBRKT)); 56 } 57 return (1); 58 } 59 60 /* 61 * Establish a buffer size based on the maximum number of hardware capabilities 62 * that exist. See common/elfcap. 63 */ 64 #define HW1SZ 200 65 66 const char * 67 conv_cap_val_hw1(Xword val, Half mach) 68 { 69 static char string[HW1SZ]; 70 71 if (val == 0) 72 return (MSG_ORIG(MSG_GBL_ZERO)); 73 74 if (conv_cap_1(val, string, HW1SZ, mach, hwcap_1_val2str) == 0) 75 return (conv_invalid_val(string, HW1SZ, val, 0)); 76 return ((const char *)string); 77 } 78 79 /* 80 * Establish a buffer size based on the maximum number of software capabilities 81 * that exist. See common/elfcap. 82 */ 83 #define SF1SZ 50 84 85 const char * 86 conv_cap_val_sf1(Xword val, Half mach) 87 { 88 static char string[SF1SZ]; 89 90 if (val == 0) 91 return (MSG_ORIG(MSG_GBL_ZERO)); 92 93 if (conv_cap_1(val, string, SF1SZ, mach, sfcap_1_val2str) == 0) 94 return (conv_invalid_val(string, SF1SZ, val, 0)); 95 return ((const char *)string); 96 } 97 98 const char * 99 conv_cap_tag(Xword tag) 100 { 101 static Conv_inv_buf_t string; 102 static const Msg tags[] = { 103 MSG_CA_SUNW_NULL, MSG_CA_SUNW_HW_1, 104 MSG_CA_SUNW_SF_1 105 }; 106 107 if (tag <= CA_SUNW_SF_1) 108 return (MSG_ORIG(tags[tag])); 109 else 110 return (conv_invalid_val(string, CONV_INV_STRSIZE, tag, 0)); 111 } 112 113 const char * 114 conv_cap_val(Xword tag, Xword val, Half mach) 115 { 116 static Conv_inv_buf_t string; 117 118 if (tag == CA_SUNW_HW_1) 119 return (conv_cap_val_hw1(val, mach)); 120 else if (tag == CA_SUNW_SF_1) 121 return (conv_cap_val_sf1(val, mach)); 122 else 123 return (conv_invalid_val(string, CONV_INV_STRSIZE, val, 0)); 124 } 125