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 2008 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 /* Copyright (c) 1990 Mentat Inc. */ 26 27 #ifndef _INET_COMMON_H 28 #define _INET_COMMON_H 29 30 /* 31 * WARNING: This file contains implementation-specific constants, typedefs 32 * and macros which may change from release to release. 33 */ 34 35 #ifdef __cplusplus 36 extern "C" { 37 #endif 38 39 #include <sys/inttypes.h> 40 #include <sys/sysmacros.h> 41 #include <sys/mkdev.h> 42 43 #define A_CNT(arr) (sizeof (arr) / sizeof (arr[0])) 44 #define A_END(arr) (&arr[A_CNT(arr)]) 45 #define A_LAST(arr) (&arr[A_CNT(arr) - 1]) 46 47 #define nilp(t) ((t *)0) 48 #define nil(t) ((t)0) 49 #define noop 50 51 typedef int (*pfi_t)(); 52 typedef void (*pfv_t)(); 53 54 #define BE32_EQL(a, b) (((uint8_t *)a)[0] == ((uint8_t *)b)[0] && \ 55 ((uint8_t *)a)[1] == ((uint8_t *)b)[1] && \ 56 ((uint8_t *)a)[2] == ((uint8_t *)b)[2] && \ 57 ((uint8_t *)a)[3] == ((uint8_t *)b)[3]) 58 #define BE16_EQL(a, b) (((uint8_t *)a)[0] == ((uint8_t *)b)[0] && \ 59 ((uint8_t *)a)[1] == ((uint8_t *)b)[1]) 60 #define BE16_TO_U16(a) ((((uint16_t)((uint8_t *)a)[0] << 8) | \ 61 ((uint16_t)((uint8_t *)a)[1])) & 0xFFFF) 62 #define BE32_TO_U32(a) ((((uint32_t)((uint8_t *)a)[0]) << 24) | \ 63 (((uint32_t)((uint8_t *)a)[1]) << 16) | \ 64 (((uint32_t)((uint8_t *)a)[2]) << 8) | \ 65 ((uint32_t)((uint8_t *)a)[3])) 66 #define U16_TO_BE16(u, a) ((((uint8_t *)a)[0] = (uint8_t)((u) >> 8)), \ 67 (((uint8_t *)a)[1] = (uint8_t)(u))) 68 #define U32_TO_BE32(u, a) ((((uint8_t *)a)[0] = (uint8_t)((u) >> 24)), \ 69 (((uint8_t *)a)[1] = (uint8_t)((u) >> 16)), \ 70 (((uint8_t *)a)[2] = (uint8_t)((u) >> 8)), \ 71 (((uint8_t *)a)[3] = (uint8_t)(u))) 72 73 /* 74 * Local Environment Definition, this may and should override the 75 * the default definitions above where the local environment differs. 76 */ 77 #include <inet/led.h> 78 #include <sys/isa_defs.h> 79 80 #ifdef _BIG_ENDIAN 81 #define ABE32_TO_U32(p) (*((uint32_t *)p)) 82 #define ABE16_TO_U16(p) (*((uint16_t *)p)) 83 #define U16_TO_ABE16(u, p) (*((uint16_t *)p) = (u)) 84 #define U32_TO_ABE16(u, p) U16_TO_ABE16(u, p) 85 #define U32_TO_ABE32(u, p) (*((uint32_t *)p) = (u)) 86 #else 87 #define ABE16_TO_U16(p) BE16_TO_U16(p) 88 #define ABE32_TO_U32(p) BE32_TO_U32(p) 89 #define U16_TO_ABE16(u, p) U16_TO_BE16(u, p) 90 #define U32_TO_ABE16(u, p) U16_TO_ABE16(u, p) 91 #define U32_TO_ABE32(u, p) U32_TO_BE32(u, p) 92 #endif 93 94 #define INET_MIN_DEV 2 /* minimum minor device number */ 95 96 #ifdef _KERNEL 97 #include <sys/stream.h> 98 99 extern void *inet_minor_create(char *, dev_t, dev_t, int); 100 extern void inet_minor_destroy(void *); 101 extern dev_t inet_minor_alloc(void *); 102 extern void inet_minor_free(void *, dev_t); 103 extern void inet_freemsg(mblk_t *); 104 105 #endif /* _KERNEL */ 106 107 #ifdef __cplusplus 108 } 109 #endif 110 111 #endif /* _INET_COMMON_H */ 112