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 (c) 2008, 2010, Oracle and/or its affiliates. All rights reserved. 23 */ 24 25 #ifndef _DLS_MGMT_H 26 #define _DLS_MGMT_H 27 28 #include <sys/types.h> 29 #include <sys/param.h> 30 #include <sys/zone.h> 31 32 /* 33 * Data-Link Services Module 34 */ 35 36 #ifdef __cplusplus 37 extern "C" { 38 #endif 39 40 typedef enum { 41 DATALINK_CLASS_PHYS = 0x01, 42 DATALINK_CLASS_VLAN = 0x02, 43 DATALINK_CLASS_AGGR = 0x04, 44 DATALINK_CLASS_VNIC = 0x08, 45 DATALINK_CLASS_ETHERSTUB = 0x10, 46 DATALINK_CLASS_SIMNET = 0x20, 47 DATALINK_CLASS_BRIDGE = 0x40, 48 DATALINK_CLASS_IPTUN = 0x80, 49 DATALINK_CLASS_PART = 0x100 50 } datalink_class_t; 51 52 #define DATALINK_CLASS_ALL (DATALINK_CLASS_PHYS | \ 53 DATALINK_CLASS_VLAN | DATALINK_CLASS_AGGR | DATALINK_CLASS_VNIC | \ 54 DATALINK_CLASS_ETHERSTUB | DATALINK_CLASS_SIMNET | \ 55 DATALINK_CLASS_BRIDGE | DATALINK_CLASS_IPTUN | DATALINK_CLASS_PART) 56 57 /* 58 * A combination of flags and media. 59 * flags is the higher 32 bits, and if it is 0x01, it indicates all media 60 * types can be accepted; otherwise, only the given media type (specified 61 * in the lower 32 bits) is accepted. 62 */ 63 typedef uint64_t datalink_media_t; 64 65 #define DATALINK_ANY_MEDIATYPE \ 66 ((datalink_media_t)(((datalink_media_t)0x01) << 32)) 67 68 #define DATALINK_MEDIA_ACCEPTED(dmedia, media) \ 69 (((uint32_t)(((dmedia) >> 32) & 0xfffffffful) & 0x01) ? \ 70 B_TRUE : ((uint32_t)((dmedia) & 0xfffffffful) == (media))) 71 72 #define MAXLINKATTRLEN 32 73 #define MAXLINKATTRVALLEN 1024 74 75 /* 76 * Link attributes used by the kernel. 77 */ 78 /* 79 * The major number and instance number of the underlying physical device 80 * are kept as FPHYMAJ and FPHYINST (major, instance + 1). 81 * 82 * Set for physical links only. 83 */ 84 #define FPHYMAJ "phymaj" /* uint64_t */ 85 #define FPHYINST "phyinst" /* uint64_t */ 86 87 /* 88 * The devname of the physical link. For example, bge0, ce1. Set for physical 89 * links only. 90 */ 91 #define FDEVNAME "devname" /* string */ 92 93 /* 94 * The door file for the dlmgmtd (data-link management) daemon. 95 */ 96 #define DLMGMT_TMPFS_DIR "/etc/svc/volatile/dladm" 97 #define DLMGMT_DOOR DLMGMT_TMPFS_DIR "/dlmgmt_door" 98 99 /* 100 * Door upcall commands. 101 */ 102 #define DLMGMT_CMD_DLS_CREATE 1 103 #define DLMGMT_CMD_DLS_GETATTR 2 104 #define DLMGMT_CMD_DLS_DESTROY 3 105 #define DLMGMT_CMD_GETNAME 4 106 #define DLMGMT_CMD_GETLINKID 5 107 #define DLMGMT_CMD_GETNEXT 6 108 #define DLMGMT_CMD_DLS_UPDATE 7 109 #define DLMGMT_CMD_LINKPROP_INIT 8 110 #define DLMGMT_CMD_SETZONEID 9 111 #define DLMGMT_CMD_BASE 128 112 113 /* 114 * Indicate the link mapping is active or persistent 115 */ 116 #define DLMGMT_ACTIVE 0x01 117 #define DLMGMT_PERSIST 0x02 118 119 /* upcall argument */ 120 typedef struct dlmgmt_door_arg { 121 uint_t ld_cmd; 122 } dlmgmt_door_arg_t; 123 124 typedef struct dlmgmt_upcall_arg_create { 125 int ld_cmd; 126 datalink_class_t ld_class; 127 uint32_t ld_media; 128 boolean_t ld_persist; 129 uint64_t ld_phymaj; 130 uint64_t ld_phyinst; 131 char ld_devname[MAXNAMELEN]; 132 } dlmgmt_upcall_arg_create_t; 133 134 /* 135 * Note: ld_padding is necessary to keep the size of the structure the 136 * same on amd64 and i386. The same note applies to other ld_padding 137 * and lr_paddding fields in structures throughout this file. 138 */ 139 typedef struct dlmgmt_upcall_arg_destroy { 140 int ld_cmd; 141 datalink_id_t ld_linkid; 142 boolean_t ld_persist; 143 int ld_padding; 144 } dlmgmt_upcall_arg_destroy_t; 145 146 typedef struct dlmgmt_upcall_arg_update { 147 int ld_cmd; 148 boolean_t ld_novanity; 149 uint32_t ld_media; 150 uint32_t ld_padding; 151 char ld_devname[MAXNAMELEN]; 152 } dlmgmt_upcall_arg_update_t; 153 154 typedef struct dlmgmt_upcall_arg_getattr { 155 int ld_cmd; 156 datalink_id_t ld_linkid; 157 char ld_attr[MAXLINKATTRLEN]; 158 } dlmgmt_upcall_arg_getattr_t; 159 160 typedef struct dlmgmt_door_getname { 161 int ld_cmd; 162 datalink_id_t ld_linkid; 163 } dlmgmt_door_getname_t; 164 165 typedef struct dlmgmt_door_getlinkid { 166 int ld_cmd; 167 char ld_link[MAXLINKNAMELEN]; 168 } dlmgmt_door_getlinkid_t; 169 170 typedef struct dlmgmt_door_getnext_s { 171 int ld_cmd; 172 datalink_id_t ld_linkid; 173 datalink_class_t ld_class; 174 uint32_t ld_flags; 175 datalink_media_t ld_dmedia; 176 } dlmgmt_door_getnext_t; 177 178 typedef struct dlmgmt_door_linkprop_init { 179 int ld_cmd; 180 datalink_id_t ld_linkid; 181 } dlmgmt_door_linkprop_init_t; 182 183 typedef struct dlmgmt_door_setzoneid { 184 int ld_cmd; 185 datalink_id_t ld_linkid; 186 zoneid_t ld_zoneid; 187 } dlmgmt_door_setzoneid_t; 188 189 /* upcall return value */ 190 typedef struct dlmgmt_retval_s { 191 uint_t lr_err; /* return error code */ 192 } dlmgmt_retval_t; 193 194 typedef dlmgmt_retval_t dlmgmt_destroy_retval_t, 195 dlmgmt_linkprop_init_retval_t, 196 dlmgmt_setzoneid_retval_t; 197 198 struct dlmgmt_linkid_retval_s { 199 uint_t lr_err; 200 datalink_id_t lr_linkid; 201 uint32_t lr_flags; 202 datalink_class_t lr_class; 203 uint32_t lr_media; 204 uint32_t lr_padding; 205 }; 206 207 typedef struct dlmgmt_linkid_retval_s dlmgmt_create_retval_t, 208 dlmgmt_update_retval_t, 209 dlmgmt_getlinkid_retval_t, 210 dlmgmt_getnext_retval_t; 211 212 typedef struct dlmgmt_getname_retval_s { 213 uint_t lr_err; 214 char lr_link[MAXLINKNAMELEN]; 215 datalink_class_t lr_class; 216 uint32_t lr_media; 217 uint32_t lr_flags; 218 } dlmgmt_getname_retval_t; 219 220 typedef struct dlmgmt_getattr_retval_s { 221 uint_t lr_err; 222 uint_t lr_type; 223 uint_t lr_attrsz; 224 uint_t lr_padding; 225 char lr_attrval[MAXLINKATTRVALLEN]; 226 } dlmgmt_getattr_retval_t; 227 228 #ifdef __cplusplus 229 } 230 #endif 231 232 #endif /* _DLS_MGMT_H */ 233