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 (c) 2000 by Sun Microsystems, Inc. 24*0Sstevel@tonic-gate * All rights reserved. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #ifndef _REMOTE_CFG_H 28*0Sstevel@tonic-gate #define _REMOTE_CFG_H 29*0Sstevel@tonic-gate 30*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 31*0Sstevel@tonic-gate 32*0Sstevel@tonic-gate /* 33*0Sstevel@tonic-gate * WARNING: The contents of this file are shared by all projects 34*0Sstevel@tonic-gate * that wish to perform remote Dynamic Reconfiguration (DR) 35*0Sstevel@tonic-gate * operations. Copies of this file can be found in the following 36*0Sstevel@tonic-gate * locations: 37*0Sstevel@tonic-gate * 38*0Sstevel@tonic-gate * Project Location 39*0Sstevel@tonic-gate * ------- -------- 40*0Sstevel@tonic-gate * Solaris usr/src/cmd/dcs/sparc/sun4u/%M% 41*0Sstevel@tonic-gate * SMS src/sms/lib/librdr/%M% 42*0Sstevel@tonic-gate * 43*0Sstevel@tonic-gate * In order for proper communication to occur, the files in the 44*0Sstevel@tonic-gate * above locations must match exactly. Any changes that are made 45*0Sstevel@tonic-gate * to this file should be made to all of the files in the list. 46*0Sstevel@tonic-gate */ 47*0Sstevel@tonic-gate 48*0Sstevel@tonic-gate /* 49*0Sstevel@tonic-gate * This file contains definitions for a transport layer interface socket 50*0Sstevel@tonic-gate * interface between a domain configuration server (DCS) and a domain 51*0Sstevel@tonic-gate * configuration agent (DCA). The domain configuration server resides 52*0Sstevel@tonic-gate * within Solaris on a domain. The domain configuration agent resides on 53*0Sstevel@tonic-gate * the system controller. 54*0Sstevel@tonic-gate */ 55*0Sstevel@tonic-gate 56*0Sstevel@tonic-gate #ifdef __cplusplus 57*0Sstevel@tonic-gate extern "C" { 58*0Sstevel@tonic-gate #endif 59*0Sstevel@tonic-gate 60*0Sstevel@tonic-gate 61*0Sstevel@tonic-gate /* 62*0Sstevel@tonic-gate * The data_type field indicates whether the message is REQUEST 63*0Sstevel@tonic-gate * or REPLY. 64*0Sstevel@tonic-gate */ 65*0Sstevel@tonic-gate typedef enum { 66*0Sstevel@tonic-gate RDR_REQUEST = 1, 67*0Sstevel@tonic-gate RDR_REPLY 68*0Sstevel@tonic-gate } rdr_msg_data_type_t; 69*0Sstevel@tonic-gate 70*0Sstevel@tonic-gate 71*0Sstevel@tonic-gate /* 72*0Sstevel@tonic-gate * The error_msg_ctl field indicates whether error messages 73*0Sstevel@tonic-gate * should be generated or not. See the errstring argument in 74*0Sstevel@tonic-gate * the config_admin(3CFGADM) man page. 75*0Sstevel@tonic-gate */ 76*0Sstevel@tonic-gate typedef enum { 77*0Sstevel@tonic-gate RDR_GENERATE_ERR_MSGS = 1, 78*0Sstevel@tonic-gate RDR_DONT_GENERATE_ERR_MSGS 79*0Sstevel@tonic-gate } rdr_error_msg_ctl_t; 80*0Sstevel@tonic-gate 81*0Sstevel@tonic-gate 82*0Sstevel@tonic-gate /* 83*0Sstevel@tonic-gate * The list_msg_ctl field indicates whether a list should 84*0Sstevel@tonic-gate * be generated for all attachment points in the device tree or 85*0Sstevel@tonic-gate * only those attachment points specified in the message. See 86*0Sstevel@tonic-gate * the comment on the first two arguments for config_list_ext 87*0Sstevel@tonic-gate * in the config_admin(3CFGADM) man page. 88*0Sstevel@tonic-gate */ 89*0Sstevel@tonic-gate typedef enum { 90*0Sstevel@tonic-gate RDR_LIST_ONLY_PARAM_APS = 1, 91*0Sstevel@tonic-gate RDR_LIST_ALL_APS 92*0Sstevel@tonic-gate } rdr_list_msg_control_t; 93*0Sstevel@tonic-gate 94*0Sstevel@tonic-gate 95*0Sstevel@tonic-gate /* 96*0Sstevel@tonic-gate * The permissions field indicates if the list_ext command should 97*0Sstevel@tonic-gate * filter out attachment points that the remote user doesn't have 98*0Sstevel@tonic-gate * sufficient access permissions to view. 99*0Sstevel@tonic-gate */ 100*0Sstevel@tonic-gate typedef enum { 101*0Sstevel@tonic-gate RDR_NOT_PRIVILEGED = 0, 102*0Sstevel@tonic-gate RDR_PRIVILEGED 103*0Sstevel@tonic-gate } rdr_list_permission_control_t; 104*0Sstevel@tonic-gate 105*0Sstevel@tonic-gate 106*0Sstevel@tonic-gate /* 107*0Sstevel@tonic-gate * The message_opcode value of the message indicates the purpose 108*0Sstevel@tonic-gate * of the request. The defined values for message_opcode are: 109*0Sstevel@tonic-gate */ 110*0Sstevel@tonic-gate typedef enum { 111*0Sstevel@tonic-gate RDR_SES_REQ = 1, /* Session open. */ 112*0Sstevel@tonic-gate RDR_SES_ESTBL, /* Session Establishment. */ 113*0Sstevel@tonic-gate RDR_SES_END, /* Session end. */ 114*0Sstevel@tonic-gate RDR_CONF_CHANGE_STATE, /* Change state of an attachment point. */ 115*0Sstevel@tonic-gate RDR_CONF_PRIVATE_FUNC, /* Invoke h/w specific func. */ 116*0Sstevel@tonic-gate RDR_CONF_TEST, /* Test the system board. */ 117*0Sstevel@tonic-gate RDR_CONF_LIST_EXT, /* Listing interface. */ 118*0Sstevel@tonic-gate RDR_CONF_HELP, /* Request output of localized help msg */ 119*0Sstevel@tonic-gate RDR_CONF_AP_ID_CMP, /* Compare two attachment point ids. */ 120*0Sstevel@tonic-gate RDR_CONF_ABORT_CMD, /* Abort the current config command. */ 121*0Sstevel@tonic-gate RDR_CONF_CONFIRM_CALLBACK, /* Confirm call-back. */ 122*0Sstevel@tonic-gate RDR_CONF_MSG_CALLBACK, /* Message call-back. */ 123*0Sstevel@tonic-gate RDR_RSRC_INFO, /* System board resource info. */ 124*0Sstevel@tonic-gate RDR_NUM_OPS 125*0Sstevel@tonic-gate } rdr_msg_opcode_t; 126*0Sstevel@tonic-gate 127*0Sstevel@tonic-gate 128*0Sstevel@tonic-gate /* 129*0Sstevel@tonic-gate * The status is valid only if the data_type is REPLY. The possible 130*0Sstevel@tonic-gate * values for status are, FAILED or SUCCESS. 131*0Sstevel@tonic-gate */ 132*0Sstevel@tonic-gate typedef enum { 133*0Sstevel@tonic-gate RDR_SUCCESS = 0, 134*0Sstevel@tonic-gate RDR_FAILED 135*0Sstevel@tonic-gate } dr_msg_status_t; 136*0Sstevel@tonic-gate 137*0Sstevel@tonic-gate 138*0Sstevel@tonic-gate /* 139*0Sstevel@tonic-gate * The following typedefs define message formats for use in the 140*0Sstevel@tonic-gate * rdr_msg_type_t union. The rdr_msg_type_t union contains the 141*0Sstevel@tonic-gate * majority of the information in the messages sent between the 142*0Sstevel@tonic-gate * DCS and DCA. 143*0Sstevel@tonic-gate * 144*0Sstevel@tonic-gate * Some types require variable length data to follow the fixed 145*0Sstevel@tonic-gate * length information in the struct. If this is required, a 146*0Sstevel@tonic-gate * comment is placed at the end of the struct that shows the 147*0Sstevel@tonic-gate * contents of that information along with the required number 148*0Sstevel@tonic-gate * of bytes. 149*0Sstevel@tonic-gate * 150*0Sstevel@tonic-gate * All *_size fields are the length of the string + 1 to account 151*0Sstevel@tonic-gate * for NULL termination. 152*0Sstevel@tonic-gate */ 153*0Sstevel@tonic-gate 154*0Sstevel@tonic-gate 155*0Sstevel@tonic-gate typedef struct { 156*0Sstevel@tonic-gate unsigned int locale_size; 157*0Sstevel@tonic-gate /* locale string (locale_size bytes) */ 158*0Sstevel@tonic-gate } rdr_ses_req_t; 159*0Sstevel@tonic-gate 160*0Sstevel@tonic-gate 161*0Sstevel@tonic-gate typedef struct { 162*0Sstevel@tonic-gate unsigned long session_id; 163*0Sstevel@tonic-gate } rdr_ses_req_reply_t; 164*0Sstevel@tonic-gate 165*0Sstevel@tonic-gate 166*0Sstevel@tonic-gate typedef struct { 167*0Sstevel@tonic-gate unsigned int num_ap_ids; 168*0Sstevel@tonic-gate unsigned int ap_id_char_size; 169*0Sstevel@tonic-gate unsigned int options_size; 170*0Sstevel@tonic-gate unsigned long confirm_callback_id; 171*0Sstevel@tonic-gate unsigned long confirm_appdata_ptr; 172*0Sstevel@tonic-gate unsigned long msg_callback_id; 173*0Sstevel@tonic-gate unsigned long msg_appdata_ptr; 174*0Sstevel@tonic-gate unsigned long flags; 175*0Sstevel@tonic-gate unsigned long timeval; 176*0Sstevel@tonic-gate unsigned short state_change_cmd; 177*0Sstevel@tonic-gate unsigned short error_msg_ctl; 178*0Sstevel@tonic-gate char retries; 179*0Sstevel@tonic-gate char pad_byte1; 180*0Sstevel@tonic-gate /* ap id strings (ap_id_char_size bytes) */ 181*0Sstevel@tonic-gate /* option string (options_size bytes) */ 182*0Sstevel@tonic-gate } rdr_change_state_t; 183*0Sstevel@tonic-gate 184*0Sstevel@tonic-gate 185*0Sstevel@tonic-gate typedef struct { 186*0Sstevel@tonic-gate unsigned int errstring_size; 187*0Sstevel@tonic-gate /* error string (errstring_size bytes) */ 188*0Sstevel@tonic-gate } rdr_change_state_reply_t; 189*0Sstevel@tonic-gate 190*0Sstevel@tonic-gate 191*0Sstevel@tonic-gate typedef struct { 192*0Sstevel@tonic-gate unsigned int num_ap_ids; 193*0Sstevel@tonic-gate unsigned int ap_id_char_size; 194*0Sstevel@tonic-gate unsigned int options_size; 195*0Sstevel@tonic-gate unsigned int function_size; 196*0Sstevel@tonic-gate unsigned long confirm_callback_id; 197*0Sstevel@tonic-gate unsigned long confirm_appdata_ptr; 198*0Sstevel@tonic-gate unsigned long msg_callback_id; 199*0Sstevel@tonic-gate unsigned long msg_appdata_ptr; 200*0Sstevel@tonic-gate unsigned long flags; 201*0Sstevel@tonic-gate unsigned short error_msg_ctl; 202*0Sstevel@tonic-gate char pad_byte1; 203*0Sstevel@tonic-gate char pad_byte2; 204*0Sstevel@tonic-gate /* ap id strings (ap_id_char_size bytes) */ 205*0Sstevel@tonic-gate /* option string (options_size bytes) */ 206*0Sstevel@tonic-gate /* function string (function_size bytes) */ 207*0Sstevel@tonic-gate } rdr_private_func_t; 208*0Sstevel@tonic-gate 209*0Sstevel@tonic-gate 210*0Sstevel@tonic-gate typedef struct { 211*0Sstevel@tonic-gate unsigned int errstring_size; 212*0Sstevel@tonic-gate /* error string (errstring_size bytes) */ 213*0Sstevel@tonic-gate } rdr_private_func_reply_t; 214*0Sstevel@tonic-gate 215*0Sstevel@tonic-gate 216*0Sstevel@tonic-gate typedef struct { 217*0Sstevel@tonic-gate unsigned int num_ap_ids; 218*0Sstevel@tonic-gate unsigned int ap_id_char_size; 219*0Sstevel@tonic-gate unsigned int options_size; 220*0Sstevel@tonic-gate unsigned long msg_callback_id; 221*0Sstevel@tonic-gate unsigned long msg_appdata_ptr; 222*0Sstevel@tonic-gate unsigned long flags; 223*0Sstevel@tonic-gate unsigned short error_msg_ctl; 224*0Sstevel@tonic-gate char pad_byte1; 225*0Sstevel@tonic-gate char pad_byte2; 226*0Sstevel@tonic-gate /* ap id strings (ap_id_char_size bytes) */ 227*0Sstevel@tonic-gate /* option string (options_size bytes) */ 228*0Sstevel@tonic-gate } rdr_test_t; 229*0Sstevel@tonic-gate 230*0Sstevel@tonic-gate 231*0Sstevel@tonic-gate typedef struct { 232*0Sstevel@tonic-gate unsigned int errstring_size; 233*0Sstevel@tonic-gate /* error string (errstring_size bytes) */ 234*0Sstevel@tonic-gate } rdr_test_reply_t; 235*0Sstevel@tonic-gate 236*0Sstevel@tonic-gate 237*0Sstevel@tonic-gate typedef struct { 238*0Sstevel@tonic-gate unsigned int num_ap_ids; 239*0Sstevel@tonic-gate unsigned int ap_id_char_size; 240*0Sstevel@tonic-gate unsigned int options_size; 241*0Sstevel@tonic-gate unsigned int listopts_size; 242*0Sstevel@tonic-gate unsigned short error_msg_ctl; 243*0Sstevel@tonic-gate unsigned short list_msg_ctl; 244*0Sstevel@tonic-gate unsigned long flags; 245*0Sstevel@tonic-gate unsigned int permissions; 246*0Sstevel@tonic-gate /* ap id strings (ap_id_char_size bytes) */ 247*0Sstevel@tonic-gate /* option string (options_size bytes) */ 248*0Sstevel@tonic-gate /* list opt string (listopts_size bytes) */ 249*0Sstevel@tonic-gate } rdr_list_ext_t; 250*0Sstevel@tonic-gate 251*0Sstevel@tonic-gate 252*0Sstevel@tonic-gate /* 253*0Sstevel@tonic-gate * The num_ap_ids is the total number of ap_ids in the sequence of 254*0Sstevel@tonic-gate * messages for the list_ext reply. The list data array is an 255*0Sstevel@tonic-gate * array of cfga_list_data_t (see config_admin (3CFGA)) structs 256*0Sstevel@tonic-gate * that has num_ap_ids elements. 257*0Sstevel@tonic-gate */ 258*0Sstevel@tonic-gate typedef struct { 259*0Sstevel@tonic-gate unsigned int num_ap_ids; 260*0Sstevel@tonic-gate unsigned int errstring_size; 261*0Sstevel@tonic-gate /* list data array (num_ap_ids elements) */ 262*0Sstevel@tonic-gate /* error string (errstring_size bytes) */ 263*0Sstevel@tonic-gate } rdr_list_ext_reply_t; 264*0Sstevel@tonic-gate 265*0Sstevel@tonic-gate 266*0Sstevel@tonic-gate typedef struct { 267*0Sstevel@tonic-gate unsigned int num_ap_ids; 268*0Sstevel@tonic-gate unsigned int ap_id_char_size; 269*0Sstevel@tonic-gate unsigned long msg_callback_id; 270*0Sstevel@tonic-gate unsigned long msg_appdata_ptr; 271*0Sstevel@tonic-gate unsigned int options_size; 272*0Sstevel@tonic-gate unsigned long flags; 273*0Sstevel@tonic-gate /* ap id strings (ap_id_char_size bytes) */ 274*0Sstevel@tonic-gate /* option string (options_size bytes) */ 275*0Sstevel@tonic-gate } rdr_help_t; 276*0Sstevel@tonic-gate 277*0Sstevel@tonic-gate 278*0Sstevel@tonic-gate typedef struct { 279*0Sstevel@tonic-gate unsigned int ap_id1_size; 280*0Sstevel@tonic-gate unsigned int ap_id2_size; 281*0Sstevel@tonic-gate /* ap id 1 string (ap_id1_size bytes) */ 282*0Sstevel@tonic-gate /* ap id 2 string (ap_id1_size bytes) */ 283*0Sstevel@tonic-gate } rdr_ap_id_cmp_t; 284*0Sstevel@tonic-gate 285*0Sstevel@tonic-gate 286*0Sstevel@tonic-gate typedef struct { 287*0Sstevel@tonic-gate unsigned long session_id; 288*0Sstevel@tonic-gate } rdr_abort_cmd_t; 289*0Sstevel@tonic-gate 290*0Sstevel@tonic-gate 291*0Sstevel@tonic-gate typedef struct { 292*0Sstevel@tonic-gate unsigned long confirm_callback_id; 293*0Sstevel@tonic-gate unsigned long appdata_ptr; 294*0Sstevel@tonic-gate unsigned int message_size; 295*0Sstevel@tonic-gate /* prompt message (message_size bytes) */ 296*0Sstevel@tonic-gate } rdr_confirm_callback_t; 297*0Sstevel@tonic-gate 298*0Sstevel@tonic-gate 299*0Sstevel@tonic-gate typedef struct { 300*0Sstevel@tonic-gate unsigned long confirm_callback_id; 301*0Sstevel@tonic-gate unsigned long appdata_ptr; 302*0Sstevel@tonic-gate int response; 303*0Sstevel@tonic-gate } rdr_confirm_callback_reply_t; 304*0Sstevel@tonic-gate 305*0Sstevel@tonic-gate 306*0Sstevel@tonic-gate typedef struct { 307*0Sstevel@tonic-gate unsigned long msg_callback_id; 308*0Sstevel@tonic-gate unsigned long appdata_ptr; 309*0Sstevel@tonic-gate unsigned int message_size; 310*0Sstevel@tonic-gate /* user message (message_size bytes) */ 311*0Sstevel@tonic-gate } rdr_msg_callback_t; 312*0Sstevel@tonic-gate 313*0Sstevel@tonic-gate 314*0Sstevel@tonic-gate typedef struct { 315*0Sstevel@tonic-gate unsigned int num_ap_ids; 316*0Sstevel@tonic-gate unsigned int ap_id_char_size; 317*0Sstevel@tonic-gate int flags; 318*0Sstevel@tonic-gate /* ap id strings (ap_id_char_size bytes) */ 319*0Sstevel@tonic-gate } rdr_rsrc_info_t; 320*0Sstevel@tonic-gate 321*0Sstevel@tonic-gate 322*0Sstevel@tonic-gate typedef struct { 323*0Sstevel@tonic-gate unsigned long packed_hdl_size; 324*0Sstevel@tonic-gate /* rsrc info buf (packed_hdl_size bytes) */ 325*0Sstevel@tonic-gate } rdr_rsrc_info_reply_t; 326*0Sstevel@tonic-gate 327*0Sstevel@tonic-gate 328*0Sstevel@tonic-gate typedef union { 329*0Sstevel@tonic-gate rdr_ses_req_t ses_req; 330*0Sstevel@tonic-gate rdr_ses_req_reply_t ses_req_reply; 331*0Sstevel@tonic-gate rdr_change_state_t change_state; 332*0Sstevel@tonic-gate rdr_change_state_reply_t change_state_reply; 333*0Sstevel@tonic-gate rdr_private_func_t private_func; 334*0Sstevel@tonic-gate rdr_private_func_reply_t private_func_reply; 335*0Sstevel@tonic-gate rdr_test_t test; 336*0Sstevel@tonic-gate rdr_test_reply_t test_reply; 337*0Sstevel@tonic-gate rdr_list_ext_t list_ext; 338*0Sstevel@tonic-gate rdr_list_ext_reply_t list_ext_reply; 339*0Sstevel@tonic-gate rdr_help_t help; 340*0Sstevel@tonic-gate rdr_ap_id_cmp_t ap_id_cmp; 341*0Sstevel@tonic-gate rdr_abort_cmd_t abort; 342*0Sstevel@tonic-gate rdr_confirm_callback_t confirm_callback; 343*0Sstevel@tonic-gate rdr_confirm_callback_reply_t confirm_callback_reply; 344*0Sstevel@tonic-gate rdr_msg_callback_t msg_callback; 345*0Sstevel@tonic-gate rdr_rsrc_info_t rsrc_info; 346*0Sstevel@tonic-gate rdr_rsrc_info_reply_t rsrc_info_reply; 347*0Sstevel@tonic-gate } rdr_msg_type_t; 348*0Sstevel@tonic-gate 349*0Sstevel@tonic-gate 350*0Sstevel@tonic-gate /* 351*0Sstevel@tonic-gate * The RDR message will contain the following members: 352*0Sstevel@tonic-gate */ 353*0Sstevel@tonic-gate typedef struct { 354*0Sstevel@tonic-gate unsigned long data_length; 355*0Sstevel@tonic-gate 356*0Sstevel@tonic-gate /* Message Op, Type, and Status */ 357*0Sstevel@tonic-gate unsigned char message_opcode; /* rdr_msg_opcode_t */ 358*0Sstevel@tonic-gate unsigned char data_type; /* rdr_msg_data_type_t */ 359*0Sstevel@tonic-gate char pad_byte1; 360*0Sstevel@tonic-gate char pad_byte2; 361*0Sstevel@tonic-gate unsigned long status; /* rdr_msg_status_t */ 362*0Sstevel@tonic-gate 363*0Sstevel@tonic-gate /* These are for security and version */ 364*0Sstevel@tonic-gate unsigned long random_req; 365*0Sstevel@tonic-gate unsigned long random_resp; 366*0Sstevel@tonic-gate 367*0Sstevel@tonic-gate unsigned short major_version; 368*0Sstevel@tonic-gate unsigned short minor_version; 369*0Sstevel@tonic-gate } rdr_msg_hdr_t; 370*0Sstevel@tonic-gate 371*0Sstevel@tonic-gate 372*0Sstevel@tonic-gate /* 373*0Sstevel@tonic-gate * The RDR message body: 374*0Sstevel@tonic-gate */ 375*0Sstevel@tonic-gate typedef struct { 376*0Sstevel@tonic-gate rdr_msg_hdr_t app; 377*0Sstevel@tonic-gate rdr_msg_type_t conf; 378*0Sstevel@tonic-gate } rdr_msg_t; 379*0Sstevel@tonic-gate 380*0Sstevel@tonic-gate 381*0Sstevel@tonic-gate #ifdef __cplusplus 382*0Sstevel@tonic-gate } 383*0Sstevel@tonic-gate #endif 384*0Sstevel@tonic-gate 385*0Sstevel@tonic-gate #endif /* _REMOTE_CFG_H */ 386