1 /* $NetBSD: sysmon_envsys_util.c,v 1.5 2007/11/16 08:00:16 xtraeme Exp $ */ 2 3 /*- 4 * Copyright (c) 2007 Juan Romero Pardines. 5 * 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 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 21 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 22 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 23 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 24 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 25 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 26 */ 27 28 #include <sys/cdefs.h> 29 __KERNEL_RCSID(0, "$NetBSD: sysmon_envsys_util.c,v 1.5 2007/11/16 08:00:16 xtraeme Exp $"); 30 31 #include <sys/param.h> 32 #include <sys/types.h> 33 #include <sys/conf.h> 34 #include <sys/kernel.h> 35 36 #include <dev/sysmon/sysmonvar.h> 37 #include <dev/sysmon/sysmon_envsysvar.h> 38 #include <prop/proplib.h> 39 40 /* 41 * Functions to create objects in a dictionary if they do not exist, or 42 * for updating its value if it doesn't match with the value in dictionary. 43 */ 44 45 int 46 sme_sensor_upbool(prop_dictionary_t dict, const char *key, bool val) 47 { 48 prop_object_t obj; 49 50 KASSERT(dict != NULL); 51 52 obj = prop_dictionary_get(dict, key); 53 if (obj) { 54 if (prop_bool_true(obj) != val) { 55 if (!prop_dictionary_set_bool(dict, key, val)) { 56 DPRINTF(("%s: (up) set_bool %s:%d\n", 57 __func__, key, val)); 58 return EINVAL; 59 } 60 } 61 } else { 62 if (!prop_dictionary_set_bool(dict, key, val)) { 63 DPRINTF(("%s: (set) set_bool %s:%d\n", 64 __func__, key, val)); 65 return EINVAL; 66 } 67 } 68 69 return 0; 70 } 71 72 int 73 sme_sensor_upint32(prop_dictionary_t dict, const char *key, int32_t val) 74 { 75 prop_object_t obj; 76 77 KASSERT(dict != NULL); 78 79 obj = prop_dictionary_get(dict, key); 80 if (obj) { 81 if (!prop_number_equals_integer(obj, val)) { 82 if (!prop_dictionary_set_int32(dict, key, val)) { 83 DPRINTF(("%s: (up) set_int32 %s:%d\n", 84 __func__, key, val)); 85 return EINVAL; 86 } 87 } 88 } else { 89 if (!prop_dictionary_set_int32(dict, key, val)) { 90 DPRINTF(("%s: (set) set_int32 %s:%d\n", 91 __func__, key, val)); 92 return EINVAL; 93 } 94 } 95 96 return 0; 97 } 98 99 int 100 sme_sensor_upuint32(prop_dictionary_t dict, const char *key, uint32_t val) 101 { 102 prop_object_t obj; 103 104 KASSERT(dict != NULL); 105 106 obj = prop_dictionary_get(dict, key); 107 if (obj) { 108 if (!prop_number_equals_unsigned_integer(obj, val)) { 109 if (!prop_dictionary_set_uint32(dict, key, val)) { 110 DPRINTF(("%s: (up) set_uint32 %s:%d\n", 111 __func__, key, val)); 112 return EINVAL; 113 } 114 } 115 } else { 116 if (!prop_dictionary_set_uint32(dict, key, val)) { 117 DPRINTF(("%s: (set) set_uint32 %s:%d\n", 118 __func__, key, val)); 119 return EINVAL; 120 } 121 } 122 123 return 0; 124 } 125 126 int 127 sme_sensor_upstring(prop_dictionary_t dict, const char *key, const char *str) 128 { 129 prop_object_t obj; 130 131 KASSERT(dict != NULL); 132 133 obj = prop_dictionary_get(dict, key); 134 if (obj == NULL) { 135 if (!prop_dictionary_set_cstring(dict, key, str)) { 136 DPRINTF(("%s: (up) set_cstring %s:%s\n", 137 __func__, key, str)); 138 return EINVAL; 139 } 140 } else { 141 if (!prop_string_equals_cstring(obj, str)) { 142 if (!prop_dictionary_set_cstring(dict, key, str)) { 143 DPRINTF(("%s: (set) set_cstring %s:%s\n", 144 __func__, key, str)); 145 return EINVAL; 146 } 147 } 148 } 149 150 return 0; 151 } 152