1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _MDESC_IMPL_H_ 28*0Sstevel@tonic-gate #define _MDESC_IMPL_H_ 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate #ifdef __cplusplus 33*0Sstevel@tonic-gate extern "C" { 34*0Sstevel@tonic-gate #endif 35*0Sstevel@tonic-gate 36*0Sstevel@tonic-gate #define LIBMD_MAGIC 0x4d61636844657363 /* MachDesc */ 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate #ifndef _ASM 39*0Sstevel@tonic-gate 40*0Sstevel@tonic-gate /* 41*0Sstevel@tonic-gate * Internal definitions 42*0Sstevel@tonic-gate */ 43*0Sstevel@tonic-gate 44*0Sstevel@tonic-gate 45*0Sstevel@tonic-gate /* 46*0Sstevel@tonic-gate * Each MD has the following header to 47*0Sstevel@tonic-gate * provide information about each section of the MD. 48*0Sstevel@tonic-gate * 49*0Sstevel@tonic-gate * There are 3 sections: 50*0Sstevel@tonic-gate * The description list, the name table and the data block. 51*0Sstevel@tonic-gate * 52*0Sstevel@tonic-gate * All values are stored in network byte order. 53*0Sstevel@tonic-gate * 54*0Sstevel@tonic-gate * Elements in the first (description list) section are defined by their 55*0Sstevel@tonic-gate * index location within the node block. An index is simply the byte offset 56*0Sstevel@tonic-gate * within the block / element size (16bytes). All elements are refered to 57*0Sstevel@tonic-gate * by their index, to avoid bugs related to alignment etc. 58*0Sstevel@tonic-gate * 59*0Sstevel@tonic-gate * The name_len field holds the storage length of an ASCII name, NOT the strlen. 60*0Sstevel@tonic-gate * The header fields are written in network 61*0Sstevel@tonic-gate * byte order. 62*0Sstevel@tonic-gate */ 63*0Sstevel@tonic-gate 64*0Sstevel@tonic-gate struct md_header_s { 65*0Sstevel@tonic-gate uint32_t transport_version; 66*0Sstevel@tonic-gate uint32_t node_blk_sz; /* size in bytes of the node block */ 67*0Sstevel@tonic-gate uint32_t name_blk_sz; /* size in bytes of the name block */ 68*0Sstevel@tonic-gate uint32_t data_blk_sz; /* size in bytes of the data block */ 69*0Sstevel@tonic-gate }; 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate typedef struct md_header_s md_header_t; 72*0Sstevel@tonic-gate 73*0Sstevel@tonic-gate 74*0Sstevel@tonic-gate 75*0Sstevel@tonic-gate #if defined(_BIG_ENDIAN) && !defined(lint) 76*0Sstevel@tonic-gate #define mdtoh8(x) ((uint8_t)(x)) 77*0Sstevel@tonic-gate #define mdtoh16(x) ((uint16_t)(x)) 78*0Sstevel@tonic-gate #define mdtoh32(x) ((uint32_t)(x)) 79*0Sstevel@tonic-gate #define mdtoh64(x) ((uint64_t)(x)) 80*0Sstevel@tonic-gate #define htomd8(x) (x) 81*0Sstevel@tonic-gate #define htomd16(x) (x) 82*0Sstevel@tonic-gate #define htomd32(x) (x) 83*0Sstevel@tonic-gate #define htomd64(x) (x) 84*0Sstevel@tonic-gate #else 85*0Sstevel@tonic-gate #define mdtoh8(x) ((uint8_t)(x)) 86*0Sstevel@tonic-gate extern uint16_t mdtoh16(uint16_t); 87*0Sstevel@tonic-gate extern uint32_t mdtoh32(uint32_t); 88*0Sstevel@tonic-gate extern uint64_t mdtoh64(uint64_t); 89*0Sstevel@tonic-gate #define htomd8(x) ((uint8_t)(x)) 90*0Sstevel@tonic-gate extern uint16_t htomd16(uint16_t); 91*0Sstevel@tonic-gate extern uint32_t htomd32(uint32_t); 92*0Sstevel@tonic-gate extern uint64_t htomd64(uint64_t); 93*0Sstevel@tonic-gate #endif 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate 96*0Sstevel@tonic-gate 97*0Sstevel@tonic-gate struct MD_ELEMENT { 98*0Sstevel@tonic-gate uint8_t tag; 99*0Sstevel@tonic-gate uint8_t name_len; 100*0Sstevel@tonic-gate uint16_t _reserved; 101*0Sstevel@tonic-gate uint32_t name_offset; /* mde_str_cookie_t */ 102*0Sstevel@tonic-gate union { 103*0Sstevel@tonic-gate struct { 104*0Sstevel@tonic-gate uint32_t len; 105*0Sstevel@tonic-gate uint32_t offset; 106*0Sstevel@tonic-gate } prop_data; /* for PROP_DATA and PROP_STR */ 107*0Sstevel@tonic-gate uint64_t prop_val; /* for PROP_VAL */ 108*0Sstevel@tonic-gate uint64_t prop_idx; /* for PROP_ARC and NODE */ 109*0Sstevel@tonic-gate } d; 110*0Sstevel@tonic-gate }; 111*0Sstevel@tonic-gate 112*0Sstevel@tonic-gate typedef struct MD_ELEMENT md_element_t; 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate struct MACHINE_DESCRIPTION { 115*0Sstevel@tonic-gate caddr_t caddr; 116*0Sstevel@tonic-gate 117*0Sstevel@tonic-gate void *(*allocp)(size_t); 118*0Sstevel@tonic-gate void (*freep)(void*); 119*0Sstevel@tonic-gate 120*0Sstevel@tonic-gate md_header_t *headerp; 121*0Sstevel@tonic-gate md_element_t *mdep; 122*0Sstevel@tonic-gate char *namep; 123*0Sstevel@tonic-gate uint8_t *datap; 124*0Sstevel@tonic-gate 125*0Sstevel@tonic-gate int node_blk_size; 126*0Sstevel@tonic-gate int name_blk_size; 127*0Sstevel@tonic-gate int data_blk_size; 128*0Sstevel@tonic-gate 129*0Sstevel@tonic-gate int element_count; 130*0Sstevel@tonic-gate int node_count; 131*0Sstevel@tonic-gate 132*0Sstevel@tonic-gate mde_cookie_t root_node; 133*0Sstevel@tonic-gate 134*0Sstevel@tonic-gate int size; 135*0Sstevel@tonic-gate 136*0Sstevel@tonic-gate uint64_t md_magic; 137*0Sstevel@tonic-gate }; 138*0Sstevel@tonic-gate 139*0Sstevel@tonic-gate typedef struct MACHINE_DESCRIPTION md_impl_t; 140*0Sstevel@tonic-gate 141*0Sstevel@tonic-gate #define MDE_TAG(_p) mdtoh8((_p)->tag) 142*0Sstevel@tonic-gate #define MDE_NAME(_p) mdtoh32((_p)->name_offset) 143*0Sstevel@tonic-gate #define MDE_NAME_LEN(_p) mdtoh32((_p)->name_len) 144*0Sstevel@tonic-gate #define MDE_PROP_DATA_OFFSET(_p) mdtoh32((_p)->d.prop_data.offset) 145*0Sstevel@tonic-gate #define MDE_PROP_DATA_LEN(_p) mdtoh32((_p)->d.prop_data.len) 146*0Sstevel@tonic-gate #define MDE_PROP_VALUE(_p) mdtoh64((_p)->d.prop_val) 147*0Sstevel@tonic-gate #define MDE_PROP_INDEX(_p) mdtoh64((_p)->d.prop_idx) 148*0Sstevel@tonic-gate 149*0Sstevel@tonic-gate extern mde_str_cookie_t md_ident_name_str(char *); 150*0Sstevel@tonic-gate 151*0Sstevel@tonic-gate extern mde_cookie_t md_find_node_prop(md_impl_t *, 152*0Sstevel@tonic-gate mde_cookie_t, 153*0Sstevel@tonic-gate mde_str_cookie_t, 154*0Sstevel@tonic-gate int); 155*0Sstevel@tonic-gate 156*0Sstevel@tonic-gate #endif /* _ASM */ 157*0Sstevel@tonic-gate 158*0Sstevel@tonic-gate #ifdef __cplusplus 159*0Sstevel@tonic-gate } 160*0Sstevel@tonic-gate #endif 161*0Sstevel@tonic-gate 162*0Sstevel@tonic-gate #endif /* _MDESC_IMPL_H_ */ 163