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 2009 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _DLS_MGMT_H 27 #define _DLS_MGMT_H 28 29 #include <sys/types.h> 30 #include <sys/dld.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_t; 48 49 #define DATALINK_CLASS_ALL (DATALINK_CLASS_PHYS | \ 50 DATALINK_CLASS_VLAN | DATALINK_CLASS_AGGR | DATALINK_CLASS_VNIC | \ 51 DATALINK_CLASS_ETHERSTUB | DATALINK_CLASS_SIMNET) 52 53 /* 54 * A combination of flags and media. 55 * flags is the higher 32 bits, and if it is 0x01, it indicates all media 56 * types can be accepted; otherwise, only the given media type (specified 57 * in the lower 32 bits) is accepted. 58 */ 59 typedef uint64_t datalink_media_t; 60 61 #define DATALINK_ANY_MEDIATYPE \ 62 ((datalink_media_t)(((datalink_media_t)0x01) << 32)) 63 64 #define DATALINK_MEDIA_ACCEPTED(dmedia, media) \ 65 (((uint32_t)(((dmedia) >> 32) & 0xfffffffful) & 0x01) ? \ 66 B_TRUE : ((uint32_t)((dmedia) & 0xfffffffful) == (media))) 67 68 #define MAXLINKATTRLEN 32 69 #define MAXLINKATTRVALLEN 1024 70 71 /* 72 * Link attributes used by the kernel. 73 */ 74 /* 75 * The major number and instance number of the underlying physical device 76 * are kept as FPHYMAJ and FPHYINST (major, instance + 1). 77 * 78 * Set for physical links only. 79 */ 80 #define FPHYMAJ "phymaj" /* uint64_t */ 81 #define FPHYINST "phyinst" /* uint64_t */ 82 83 /* 84 * The devname of the physical link. For example, bge0, ce1. Set for physical 85 * links only. 86 */ 87 #define FDEVNAME "devname" /* string */ 88 89 /* 90 * The door file for the dlmgmtd (data-link management) daemon. 91 */ 92 #define DLMGMT_DOOR "/etc/svc/volatile/dladm/dlmgmt_door" 93 94 /* 95 * Door upcall commands. 96 */ 97 #define DLMGMT_CMD_DLS_CREATE 1 98 #define DLMGMT_CMD_DLS_GETATTR 2 99 #define DLMGMT_CMD_DLS_DESTROY 3 100 #define DLMGMT_CMD_GETNAME 4 101 #define DLMGMT_CMD_GETLINKID 5 102 #define DLMGMT_CMD_GETNEXT 6 103 #define DLMGMT_CMD_DLS_UPDATE 7 104 #define DLMGMT_CMD_LINKPROP_INIT 8 105 #define DLMGMT_CMD_BASE 128 106 107 /* 108 * Indicate the link mapping is active or persistent 109 */ 110 #define DLMGMT_ACTIVE 0x01 111 #define DLMGMT_PERSIST 0x02 112 113 /* upcall argument */ 114 typedef struct dlmgmt_door_arg { 115 uint_t ld_cmd; 116 } dlmgmt_door_arg_t; 117 118 typedef struct dlmgmt_upcall_arg_create { 119 int ld_cmd; 120 datalink_class_t ld_class; 121 uint32_t ld_media; 122 boolean_t ld_persist; 123 uint64_t ld_phymaj; 124 uint64_t ld_phyinst; 125 char ld_devname[MAXNAMELEN]; 126 } dlmgmt_upcall_arg_create_t; 127 128 /* 129 * Note: ld_padding is necessary to keep the size of the structure the 130 * same on amd64 and i386. The same note applies to other ld_padding 131 * and lr_paddding fields in structures throughout this file. 132 */ 133 typedef struct dlmgmt_upcall_arg_destroy { 134 int ld_cmd; 135 datalink_id_t ld_linkid; 136 boolean_t ld_persist; 137 int ld_padding; 138 } dlmgmt_upcall_arg_destroy_t; 139 140 typedef struct dlmgmt_upcall_arg_update { 141 int ld_cmd; 142 boolean_t ld_novanity; 143 uint32_t ld_media; 144 uint32_t ld_padding; 145 char ld_devname[MAXNAMELEN]; 146 } dlmgmt_upcall_arg_update_t; 147 148 typedef struct dlmgmt_upcall_arg_getattr { 149 int ld_cmd; 150 datalink_id_t ld_linkid; 151 char ld_attr[MAXLINKATTRLEN]; 152 } dlmgmt_upcall_arg_getattr_t; 153 154 typedef struct dlmgmt_door_getname { 155 int ld_cmd; 156 datalink_id_t ld_linkid; 157 } dlmgmt_door_getname_t; 158 159 typedef struct dlmgmt_door_getlinkid { 160 int ld_cmd; 161 char ld_link[MAXLINKNAMELEN]; 162 } dlmgmt_door_getlinkid_t; 163 164 typedef struct dlmgmt_door_getnext_s { 165 int ld_cmd; 166 datalink_id_t ld_linkid; 167 datalink_class_t ld_class; 168 uint32_t ld_flags; 169 datalink_media_t ld_dmedia; 170 } dlmgmt_door_getnext_t; 171 172 typedef struct dlmgmt_door_linkprop_init { 173 int ld_cmd; 174 datalink_id_t ld_linkid; 175 } dlmgmt_door_linkprop_init_t; 176 177 /* upcall return value */ 178 typedef struct dlmgmt_retval_s { 179 uint_t lr_err; /* return error code */ 180 } dlmgmt_retval_t; 181 182 typedef dlmgmt_retval_t dlmgmt_destroy_retval_t, 183 dlmgmt_linkprop_init_retval_t; 184 185 struct dlmgmt_linkid_retval_s { 186 uint_t lr_err; 187 datalink_id_t lr_linkid; 188 uint32_t lr_flags; 189 datalink_class_t lr_class; 190 uint32_t lr_media; 191 uint32_t lr_padding; 192 }; 193 194 typedef struct dlmgmt_linkid_retval_s dlmgmt_create_retval_t, 195 dlmgmt_update_retval_t, 196 dlmgmt_getlinkid_retval_t, 197 dlmgmt_getnext_retval_t; 198 199 typedef struct dlmgmt_getname_retval_s { 200 uint_t lr_err; 201 char lr_link[MAXLINKNAMELEN]; 202 datalink_class_t lr_class; 203 uint32_t lr_media; 204 uint32_t lr_flags; 205 } dlmgmt_getname_retval_t; 206 207 typedef struct dlmgmt_getattr_retval_s { 208 uint_t lr_err; 209 uint_t lr_type; 210 uint_t lr_attrsz; 211 uint_t lr_padding; 212 char lr_attrval[MAXLINKATTRVALLEN]; 213 } dlmgmt_getattr_retval_t; 214 215 #ifdef __cplusplus 216 } 217 #endif 218 219 #endif /* _DLS_MGMT_H */ 220