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, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 /* Copyright (c) 1990 Mentat Inc. */ 27 28 #ifndef _INET_COMMON_H 29 #define _INET_COMMON_H 30 31 #pragma ident "%Z%%M% %I% %E% SMI" 32 33 /* 34 * WARNING: This file contains implementation-specific constants, typedefs 35 * and macros which may change from release to release. 36 */ 37 38 #ifdef __cplusplus 39 extern "C" { 40 #endif 41 42 #include <sys/inttypes.h> 43 #include <sys/sysmacros.h> 44 45 #define A_CNT(arr) (sizeof (arr) / sizeof (arr[0])) 46 #define A_END(arr) (&arr[A_CNT(arr)]) 47 #define A_LAST(arr) (&arr[A_CNT(arr) - 1]) 48 49 #define nilp(t) ((t *)0) 50 #define nil(t) ((t)0) 51 #define noop 52 53 typedef int (*pfi_t)(); 54 typedef void (*pfv_t)(); 55 56 #define BE32_EQL(a, b) (((uint8_t *)a)[0] == ((uint8_t *)b)[0] && \ 57 ((uint8_t *)a)[1] == ((uint8_t *)b)[1] && \ 58 ((uint8_t *)a)[2] == ((uint8_t *)b)[2] && \ 59 ((uint8_t *)a)[3] == ((uint8_t *)b)[3]) 60 #define BE16_EQL(a, b) (((uint8_t *)a)[0] == ((uint8_t *)b)[0] && \ 61 ((uint8_t *)a)[1] == ((uint8_t *)b)[1]) 62 #define BE16_TO_U16(a) ((((uint16_t)((uint8_t *)a)[0] << 8) | \ 63 ((uint16_t)((uint8_t *)a)[1])) & 0xFFFF) 64 #define BE32_TO_U32(a) ((((uint32_t)((uint8_t *)a)[0]) << 24) | \ 65 (((uint32_t)((uint8_t *)a)[1]) << 16) | \ 66 (((uint32_t)((uint8_t *)a)[2]) << 8) | \ 67 ((uint32_t)((uint8_t *)a)[3])) 68 #define U16_TO_BE16(u, a) ((((uint8_t *)a)[0] = (uint8_t)((u) >> 8)), \ 69 (((uint8_t *)a)[1] = (uint8_t)(u))) 70 #define U32_TO_BE32(u, a) ((((uint8_t *)a)[0] = (uint8_t)((u) >> 24)), \ 71 (((uint8_t *)a)[1] = (uint8_t)((u) >> 16)), \ 72 (((uint8_t *)a)[2] = (uint8_t)((u) >> 8)), \ 73 (((uint8_t *)a)[3] = (uint8_t)(u))) 74 75 /* 76 * Local Environment Definition, this may and should override the 77 * the default definitions above where the local environment differs. 78 */ 79 #include <inet/led.h> 80 #include <sys/isa_defs.h> 81 82 #ifdef _BIG_ENDIAN 83 #define ABE32_TO_U32(p) (*((uint32_t *)p)) 84 #define ABE16_TO_U16(p) (*((uint16_t *)p)) 85 #define U16_TO_ABE16(u, p) (*((uint16_t *)p) = (u)) 86 #define U32_TO_ABE16(u, p) U16_TO_ABE16(u, p) 87 #define U32_TO_ABE32(u, p) (*((uint32_t *)p) = (u)) 88 #else 89 #define ABE16_TO_U16(p) BE16_TO_U16(p) 90 #define ABE32_TO_U32(p) BE32_TO_U32(p) 91 #define U16_TO_ABE16(u, p) U16_TO_BE16(u, p) 92 #define U32_TO_ABE16(u, p) U16_TO_ABE16(u, p) 93 #define U32_TO_ABE32(u, p) U32_TO_BE32(u, p) 94 #endif 95 96 #define INET_MIN_DEV 2 /* minimum minor device number */ 97 #define INET_MAXMINOR MAXMIN /* maximum device minor number */ 98 99 #ifdef _KERNEL 100 #include <sys/stream.h> 101 102 extern void *inet_minor_create(char *, dev_t, int); 103 extern void inet_minor_destroy(void *); 104 extern dev_t inet_minor_alloc(void *); 105 extern void inet_minor_free(void *, dev_t); 106 extern void inet_freemsg(mblk_t *); 107 108 #endif /* _KERNEL */ 109 110 #ifdef __cplusplus 111 } 112 #endif 113 114 #endif /* _INET_COMMON_H */ 115