1 /* $NetBSD: sysmon_envsys_util.c,v 1.4 2007/10/07 04:11:16 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 1.4 2007/10/07 04:11:16 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 value provided doesn't match with the value 43 * in dictionary. 44 */ 45 46 int 47 sme_sensor_upbool(prop_dictionary_t dict, const char *key, bool val) 48 { 49 prop_object_t obj; 50 51 KASSERT(dict != NULL); 52 53 obj = prop_dictionary_get(dict, key); 54 if (obj) { 55 if (prop_bool_true(obj) != val) { 56 if (!prop_dictionary_set_bool(dict, key, val)) { 57 DPRINTF(("%s: (up) set_bool %s:%d\n", 58 __func__, key, val)); 59 return EINVAL; 60 } 61 SENSOR_OBJUPDATED(key, val); 62 } 63 } else { 64 if (!prop_dictionary_set_bool(dict, key, val)) { 65 DPRINTF(("%s: (set) set_bool %s:%d\n", 66 __func__, key, val)); 67 return EINVAL; 68 } 69 } 70 71 return 0; 72 } 73 74 int 75 sme_sensor_upint32(prop_dictionary_t dict, const char *key, int32_t val) 76 { 77 prop_object_t obj; 78 79 KASSERT(dict != NULL); 80 81 obj = prop_dictionary_get(dict, key); 82 if (obj) { 83 if (!prop_number_equals_integer(obj, val)) { 84 if (!prop_dictionary_set_int32(dict, key, val)) { 85 DPRINTF(("%s: (up) set_int32 %s:%d\n", 86 __func__, key, val)); 87 return EINVAL; 88 } 89 SENSOR_OBJUPDATED(key, val); 90 } 91 } else { 92 if (!prop_dictionary_set_int32(dict, key, val)) { 93 DPRINTF(("%s: (set) set_int32 %s:%d\n", 94 __func__, key, val)); 95 return EINVAL; 96 } 97 } 98 99 return 0; 100 } 101 102 int 103 sme_sensor_upuint32(prop_dictionary_t dict, const char *key, uint32_t val) 104 { 105 prop_object_t obj; 106 107 KASSERT(dict != NULL); 108 109 obj = prop_dictionary_get(dict, key); 110 if (obj) { 111 if (!prop_number_equals_unsigned_integer(obj, val)) { 112 if (!prop_dictionary_set_uint32(dict, key, val)) { 113 DPRINTF(("%s: (up) set_uint32 %s:%d\n", 114 __func__, key, val)); 115 return EINVAL; 116 } 117 SENSOR_OBJUPDATED(key, val); 118 } 119 } else { 120 if (!prop_dictionary_set_uint32(dict, key, val)) { 121 DPRINTF(("%s: (set) set_uint32 %s:%d\n", 122 __func__, key, val)); 123 return EINVAL; 124 } 125 } 126 127 return 0; 128 } 129 130 int 131 sme_sensor_upstring(prop_dictionary_t dict, const char *key, const char *str) 132 { 133 prop_object_t obj; 134 135 KASSERT(dict != NULL); 136 137 obj = prop_dictionary_get(dict, key); 138 if (obj == NULL) { 139 if (!prop_dictionary_set_cstring(dict, key, str)) { 140 DPRINTF(("%s: (up) set_cstring %s:%s\n", 141 __func__, key, str)); 142 return EINVAL; 143 } 144 } else { 145 if (!prop_string_equals_cstring(obj, str)) { 146 if (!prop_dictionary_set_cstring(dict, key, str)) { 147 DPRINTF(("%s: (set) set_cstring %s:%s\n", 148 __func__, key, str)); 149 return EINVAL; 150 } 151 } 152 } 153 154 return 0; 155 } 156