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 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 * 25 * config.h -- public definitions for config module 26 * 27 * this module supports management of system configuration information 28 * 29 */ 30 31 #ifndef _EFT_CONFIG_H 32 #define _EFT_CONFIG_H 33 34 #pragma ident "%Z%%M% %I% %E% SMI" 35 36 #include <sys/types.h> 37 38 #ifdef __cplusplus 39 extern "C" { 40 #endif 41 42 #include "tree.h" 43 #include "lut.h" 44 45 struct cfgdata { 46 int raw_refcnt; 47 /* 48 * The begin field points to the first byte of raw 49 * configuration information and end to the byte past the last 50 * byte where configuration information may be stored. 51 * nextfree points to where the next string may be added. 52 */ 53 char *begin; 54 char *end; 55 char *nextfree; 56 struct config *cooked; 57 struct lut *devcache; 58 struct lut *cpucache; 59 }; 60 61 void structconfig_free(struct config *cp); 62 struct cfgdata *config_snapshot(void); 63 64 void config_cook(struct cfgdata *cdata); 65 void config_free(struct cfgdata *cdata); 66 67 struct config *config_lookup(struct config *croot, char *path, int add); 68 struct config *config_next(struct config *cp); 69 struct config *config_child(struct config *cp); 70 struct config *config_parent(struct config *cp); 71 72 const char *config_getprop(struct config *cp, const char *name); 73 void config_setprop(struct config *cp, const char *name, const char *val); 74 void config_getcompname(struct config *cp, char **name, int *inst); 75 76 int config_is_connected(struct node *np, struct config *croot, 77 struct evalue *valuep); 78 int config_is_type(struct node *np, struct config *croot, 79 struct evalue *valuep); 80 int config_is_on(struct node *np, struct config *croot, struct evalue *valuep); 81 int config_is_present(struct node *np, struct config *croot, 82 struct evalue *valuep); 83 84 void config_print(int flags, struct config *croot); 85 86 struct node *config_bydev_lookup(struct cfgdata *, const char *); 87 struct node *config_bycpuid_lookup(struct cfgdata *, uint32_t); 88 89 #ifdef __cplusplus 90 } 91 #endif 92 93 #endif /* _EFT_CONFIG_H */ 94