17c478bd9Sstevel@tonic-gate /* 27c478bd9Sstevel@tonic-gate * CDDL HEADER START 37c478bd9Sstevel@tonic-gate * 47c478bd9Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5ba2e4443Sseb * Common Development and Distribution License (the "License"). 6ba2e4443Sseb * You may not use this file except in compliance with the License. 77c478bd9Sstevel@tonic-gate * 87c478bd9Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 97c478bd9Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 107c478bd9Sstevel@tonic-gate * See the License for the specific language governing permissions 117c478bd9Sstevel@tonic-gate * and limitations under the License. 127c478bd9Sstevel@tonic-gate * 137c478bd9Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 147c478bd9Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 157c478bd9Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 167c478bd9Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 177c478bd9Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 187c478bd9Sstevel@tonic-gate * 197c478bd9Sstevel@tonic-gate * CDDL HEADER END 207c478bd9Sstevel@tonic-gate */ 217c478bd9Sstevel@tonic-gate /* 22*0dc2366fSVenugopal Iyer * Copyright 2010 Sun Microsystems, Inc. All rights reserved. 237c478bd9Sstevel@tonic-gate * Use is subject to license terms. 247c478bd9Sstevel@tonic-gate */ 257c478bd9Sstevel@tonic-gate 267c478bd9Sstevel@tonic-gate /* 277c478bd9Sstevel@tonic-gate * Data-Link Driver 287c478bd9Sstevel@tonic-gate */ 297c478bd9Sstevel@tonic-gate 307c478bd9Sstevel@tonic-gate #include <sys/conf.h> 31210db224Sericheng #include <sys/mkdev.h> 327c478bd9Sstevel@tonic-gate #include <sys/modctl.h> 33210db224Sericheng #include <sys/stat.h> 347c478bd9Sstevel@tonic-gate #include <sys/dld_impl.h> 3582a2fc47SJames Carlson #include <sys/dld_ioc.h> 36210db224Sericheng #include <sys/dls_impl.h> 37d62bc4baSyz #include <sys/softmac.h> 38da14cebeSEric Cheng #include <sys/mac.h> 39da14cebeSEric Cheng #include <sys/mac_ether.h> 40da14cebeSEric Cheng #include <sys/mac_client.h> 41da14cebeSEric Cheng #include <sys/mac_client_impl.h> 42da14cebeSEric Cheng #include <sys/mac_client_priv.h> 43210db224Sericheng #include <inet/common.h> 44da14cebeSEric Cheng #include <sys/policy.h> 45da14cebeSEric Cheng #include <sys/priv_names.h> 462b24ab6bSSebastien Roy #include <sys/zone.h> 47210db224Sericheng 487c478bd9Sstevel@tonic-gate static void drv_init(void); 497c478bd9Sstevel@tonic-gate static int drv_fini(void); 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate static int drv_getinfo(dev_info_t *, ddi_info_cmd_t, void *, void **); 527c478bd9Sstevel@tonic-gate static int drv_attach(dev_info_t *, ddi_attach_cmd_t); 537c478bd9Sstevel@tonic-gate static int drv_detach(dev_info_t *, ddi_detach_cmd_t); 547c478bd9Sstevel@tonic-gate 550ba2cbe9Sxc /* 560ba2cbe9Sxc * Secure objects declarations 570ba2cbe9Sxc */ 580ba2cbe9Sxc #define SECOBJ_WEP_HASHSZ 67 590ba2cbe9Sxc static krwlock_t drv_secobj_lock; 600ba2cbe9Sxc static kmem_cache_t *drv_secobj_cachep; 610ba2cbe9Sxc static mod_hash_t *drv_secobj_hash; 620ba2cbe9Sxc static void drv_secobj_init(void); 630ba2cbe9Sxc static void drv_secobj_fini(void); 643bc21d0aSAruna Ramakrishna - Sun Microsystems static int drv_ioc_setap(datalink_id_t, struct dlautopush *); 653bc21d0aSAruna Ramakrishna - Sun Microsystems static int drv_ioc_getap(datalink_id_t, struct dlautopush *); 663bc21d0aSAruna Ramakrishna - Sun Microsystems static int drv_ioc_clrap(datalink_id_t); 670ba2cbe9Sxc 68eae72b5bSSebastien Roy 69210db224Sericheng /* 70210db224Sericheng * The following entry points are private to dld and are used for control 71210db224Sericheng * operations only. The entry points exported to mac drivers are defined 72210db224Sericheng * in dld_str.c. Refer to the comment on top of dld_str.c for details. 73210db224Sericheng */ 74eae72b5bSSebastien Roy static int drv_open(dev_t *, int, int, cred_t *); 75eae72b5bSSebastien Roy static int drv_ioctl(dev_t, int, intptr_t, int, cred_t *, int *); 767c478bd9Sstevel@tonic-gate 77eae72b5bSSebastien Roy static dev_info_t *dld_dip; /* dev_info_t for the driver */ 78eae72b5bSSebastien Roy uint32_t dld_opt = 0; /* Global options */ 797c478bd9Sstevel@tonic-gate 80d62bc4baSyz #define NAUTOPUSH 32 81d62bc4baSyz static mod_hash_t *dld_ap_hashp; 82d62bc4baSyz static krwlock_t dld_ap_hash_lock; 83d62bc4baSyz 84eae72b5bSSebastien Roy static struct cb_ops drv_cb_ops = { 85eae72b5bSSebastien Roy drv_open, /* open */ 86eae72b5bSSebastien Roy nulldev, /* close */ 87eae72b5bSSebastien Roy nulldev, /* strategy */ 88eae72b5bSSebastien Roy nulldev, /* print */ 89eae72b5bSSebastien Roy nodev, /* dump */ 90eae72b5bSSebastien Roy nodev, /* read */ 91eae72b5bSSebastien Roy nodev, /* write */ 92eae72b5bSSebastien Roy drv_ioctl, /* ioctl */ 93eae72b5bSSebastien Roy nodev, /* devmap */ 94eae72b5bSSebastien Roy nodev, /* mmap */ 95eae72b5bSSebastien Roy nodev, /* segmap */ 96eae72b5bSSebastien Roy nochpoll, /* poll */ 97eae72b5bSSebastien Roy ddi_prop_op, /* cb_prop_op */ 98eae72b5bSSebastien Roy 0, /* streamtab */ 99eae72b5bSSebastien Roy D_MP /* Driver compatibility flag */ 1007c478bd9Sstevel@tonic-gate }; 1017c478bd9Sstevel@tonic-gate 102eae72b5bSSebastien Roy static struct dev_ops drv_ops = { 103eae72b5bSSebastien Roy DEVO_REV, /* devo_rev */ 104eae72b5bSSebastien Roy 0, /* refcnt */ 105eae72b5bSSebastien Roy drv_getinfo, /* get_dev_info */ 106eae72b5bSSebastien Roy nulldev, /* identify */ 107eae72b5bSSebastien Roy nulldev, /* probe */ 108eae72b5bSSebastien Roy drv_attach, /* attach */ 109eae72b5bSSebastien Roy drv_detach, /* detach */ 110eae72b5bSSebastien Roy nodev, /* reset */ 111eae72b5bSSebastien Roy &drv_cb_ops, /* driver operations */ 112eae72b5bSSebastien Roy NULL, /* bus operations */ 11319397407SSherry Moore nodev, /* dev power */ 11419397407SSherry Moore ddi_quiesce_not_supported, /* dev quiesce */ 1157c478bd9Sstevel@tonic-gate }; 1167c478bd9Sstevel@tonic-gate 1177c478bd9Sstevel@tonic-gate /* 1187c478bd9Sstevel@tonic-gate * Module linkage information for the kernel. 1197c478bd9Sstevel@tonic-gate */ 1207c478bd9Sstevel@tonic-gate static struct modldrv drv_modldrv = { 1217c478bd9Sstevel@tonic-gate &mod_driverops, 1227c478bd9Sstevel@tonic-gate DLD_INFO, 1237c478bd9Sstevel@tonic-gate &drv_ops 1247c478bd9Sstevel@tonic-gate }; 1257c478bd9Sstevel@tonic-gate 1267c478bd9Sstevel@tonic-gate static struct modlinkage drv_modlinkage = { 1277c478bd9Sstevel@tonic-gate MODREV_1, 1287c478bd9Sstevel@tonic-gate &drv_modldrv, 1297c478bd9Sstevel@tonic-gate NULL 1307c478bd9Sstevel@tonic-gate }; 1317c478bd9Sstevel@tonic-gate 1327c478bd9Sstevel@tonic-gate int 1337c478bd9Sstevel@tonic-gate _init(void) 1347c478bd9Sstevel@tonic-gate { 135eae72b5bSSebastien Roy return (mod_install(&drv_modlinkage)); 1367c478bd9Sstevel@tonic-gate } 1377c478bd9Sstevel@tonic-gate 1387c478bd9Sstevel@tonic-gate int 1397c478bd9Sstevel@tonic-gate _fini(void) 1407c478bd9Sstevel@tonic-gate { 141eae72b5bSSebastien Roy return (mod_remove(&drv_modlinkage)); 1427c478bd9Sstevel@tonic-gate } 1437c478bd9Sstevel@tonic-gate 1447c478bd9Sstevel@tonic-gate int 1457c478bd9Sstevel@tonic-gate _info(struct modinfo *modinfop) 1467c478bd9Sstevel@tonic-gate { 1477c478bd9Sstevel@tonic-gate return (mod_info(&drv_modlinkage, modinfop)); 1487c478bd9Sstevel@tonic-gate } 1497c478bd9Sstevel@tonic-gate 1507c478bd9Sstevel@tonic-gate /* 151210db224Sericheng * Initialize component modules. 1527c478bd9Sstevel@tonic-gate */ 1537c478bd9Sstevel@tonic-gate static void 1547c478bd9Sstevel@tonic-gate drv_init(void) 1557c478bd9Sstevel@tonic-gate { 1560ba2cbe9Sxc drv_secobj_init(); 1577c478bd9Sstevel@tonic-gate dld_str_init(); 158da14cebeSEric Cheng 159d62bc4baSyz /* 160d62bc4baSyz * Create a hash table for autopush configuration. 161d62bc4baSyz */ 162d62bc4baSyz dld_ap_hashp = mod_hash_create_idhash("dld_autopush_hash", 163d62bc4baSyz NAUTOPUSH, mod_hash_null_valdtor); 164d62bc4baSyz 165d62bc4baSyz ASSERT(dld_ap_hashp != NULL); 166d62bc4baSyz rw_init(&dld_ap_hash_lock, NULL, RW_DRIVER, NULL); 167d62bc4baSyz } 168d62bc4baSyz 169d62bc4baSyz /* ARGSUSED */ 170d62bc4baSyz static uint_t 171d62bc4baSyz drv_ap_exist(mod_hash_key_t key, mod_hash_val_t *val, void *arg) 172d62bc4baSyz { 173d62bc4baSyz boolean_t *pexist = arg; 174d62bc4baSyz 175d62bc4baSyz *pexist = B_TRUE; 176d62bc4baSyz return (MH_WALK_TERMINATE); 1777c478bd9Sstevel@tonic-gate } 1787c478bd9Sstevel@tonic-gate 1797c478bd9Sstevel@tonic-gate static int 1807c478bd9Sstevel@tonic-gate drv_fini(void) 1817c478bd9Sstevel@tonic-gate { 182d62bc4baSyz int err; 183d62bc4baSyz boolean_t exist = B_FALSE; 184d62bc4baSyz 185d62bc4baSyz rw_enter(&dld_ap_hash_lock, RW_READER); 186d62bc4baSyz mod_hash_walk(dld_ap_hashp, drv_ap_exist, &exist); 187d62bc4baSyz rw_exit(&dld_ap_hash_lock); 188d62bc4baSyz if (exist) 189d62bc4baSyz return (EBUSY); 1907c478bd9Sstevel@tonic-gate 191210db224Sericheng if ((err = dld_str_fini()) != 0) 1927c478bd9Sstevel@tonic-gate return (err); 1937c478bd9Sstevel@tonic-gate 1940ba2cbe9Sxc drv_secobj_fini(); 195d62bc4baSyz mod_hash_destroy_idhash(dld_ap_hashp); 196d62bc4baSyz rw_destroy(&dld_ap_hash_lock); 1977c478bd9Sstevel@tonic-gate return (0); 1987c478bd9Sstevel@tonic-gate } 1997c478bd9Sstevel@tonic-gate 2007c478bd9Sstevel@tonic-gate /* 2017c478bd9Sstevel@tonic-gate * devo_getinfo: getinfo(9e) 2027c478bd9Sstevel@tonic-gate */ 2037c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 2047c478bd9Sstevel@tonic-gate static int 2057c478bd9Sstevel@tonic-gate drv_getinfo(dev_info_t *dip, ddi_info_cmd_t cmd, void *arg, void **resp) 2067c478bd9Sstevel@tonic-gate { 2077c478bd9Sstevel@tonic-gate if (dld_dip == NULL) 2087c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2097c478bd9Sstevel@tonic-gate 2107c478bd9Sstevel@tonic-gate switch (cmd) { 2117c478bd9Sstevel@tonic-gate case DDI_INFO_DEVT2INSTANCE: 212eae72b5bSSebastien Roy *resp = 0; 2137c478bd9Sstevel@tonic-gate break; 2147c478bd9Sstevel@tonic-gate case DDI_INFO_DEVT2DEVINFO: 215eae72b5bSSebastien Roy *resp = dld_dip; 2167c478bd9Sstevel@tonic-gate break; 2177c478bd9Sstevel@tonic-gate default: 2187c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2197c478bd9Sstevel@tonic-gate } 2207c478bd9Sstevel@tonic-gate 2217c478bd9Sstevel@tonic-gate return (DDI_SUCCESS); 2227c478bd9Sstevel@tonic-gate } 2237c478bd9Sstevel@tonic-gate 2247c478bd9Sstevel@tonic-gate /* 2257c478bd9Sstevel@tonic-gate * Check properties to set options. (See dld.h for property definitions). 2267c478bd9Sstevel@tonic-gate */ 2277c478bd9Sstevel@tonic-gate static void 2287c478bd9Sstevel@tonic-gate drv_set_opt(dev_info_t *dip) 2297c478bd9Sstevel@tonic-gate { 2307c478bd9Sstevel@tonic-gate if (ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, 2317c478bd9Sstevel@tonic-gate DLD_PROP_NO_FASTPATH, 0) != 0) { 2327c478bd9Sstevel@tonic-gate dld_opt |= DLD_OPT_NO_FASTPATH; 2337c478bd9Sstevel@tonic-gate } 2347c478bd9Sstevel@tonic-gate 2357c478bd9Sstevel@tonic-gate if (ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, 2367c478bd9Sstevel@tonic-gate DLD_PROP_NO_POLL, 0) != 0) { 2377c478bd9Sstevel@tonic-gate dld_opt |= DLD_OPT_NO_POLL; 2387c478bd9Sstevel@tonic-gate } 2397c478bd9Sstevel@tonic-gate 2407c478bd9Sstevel@tonic-gate if (ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, 2417c478bd9Sstevel@tonic-gate DLD_PROP_NO_ZEROCOPY, 0) != 0) { 2427c478bd9Sstevel@tonic-gate dld_opt |= DLD_OPT_NO_ZEROCOPY; 2437c478bd9Sstevel@tonic-gate } 2449c175129Sja 2459c175129Sja if (ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, 2469c175129Sja DLD_PROP_NO_SOFTRING, 0) != 0) { 2479c175129Sja dld_opt |= DLD_OPT_NO_SOFTRING; 2489c175129Sja } 2497c478bd9Sstevel@tonic-gate } 2507c478bd9Sstevel@tonic-gate 2517c478bd9Sstevel@tonic-gate /* 2527c478bd9Sstevel@tonic-gate * devo_attach: attach(9e) 2537c478bd9Sstevel@tonic-gate */ 2547c478bd9Sstevel@tonic-gate static int 2557c478bd9Sstevel@tonic-gate drv_attach(dev_info_t *dip, ddi_attach_cmd_t cmd) 2567c478bd9Sstevel@tonic-gate { 2577c478bd9Sstevel@tonic-gate if (cmd != DDI_ATTACH) 2587c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2597c478bd9Sstevel@tonic-gate 2607c478bd9Sstevel@tonic-gate ASSERT(ddi_get_instance(dip) == 0); 261eae72b5bSSebastien Roy drv_init(); 2627c478bd9Sstevel@tonic-gate drv_set_opt(dip); 2637c478bd9Sstevel@tonic-gate 2647c478bd9Sstevel@tonic-gate /* 2657c478bd9Sstevel@tonic-gate * Create control node. DLPI provider nodes will be created on demand. 2667c478bd9Sstevel@tonic-gate */ 2677c478bd9Sstevel@tonic-gate if (ddi_create_minor_node(dip, DLD_CONTROL_MINOR_NAME, S_IFCHR, 2687c478bd9Sstevel@tonic-gate DLD_CONTROL_MINOR, DDI_PSEUDO, 0) != DDI_SUCCESS) 2697c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2707c478bd9Sstevel@tonic-gate 2717c478bd9Sstevel@tonic-gate dld_dip = dip; 2727c478bd9Sstevel@tonic-gate 2737c478bd9Sstevel@tonic-gate /* 2747c478bd9Sstevel@tonic-gate * Log the fact that the driver is now attached. 2757c478bd9Sstevel@tonic-gate */ 2767c478bd9Sstevel@tonic-gate ddi_report_dev(dip); 2777c478bd9Sstevel@tonic-gate return (DDI_SUCCESS); 2787c478bd9Sstevel@tonic-gate } 2797c478bd9Sstevel@tonic-gate 2807c478bd9Sstevel@tonic-gate /* 2817c478bd9Sstevel@tonic-gate * devo_detach: detach(9e) 2827c478bd9Sstevel@tonic-gate */ 2837c478bd9Sstevel@tonic-gate static int 2847c478bd9Sstevel@tonic-gate drv_detach(dev_info_t *dip, ddi_detach_cmd_t cmd) 2857c478bd9Sstevel@tonic-gate { 2867c478bd9Sstevel@tonic-gate if (cmd != DDI_DETACH) 2877c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2887c478bd9Sstevel@tonic-gate 2897c478bd9Sstevel@tonic-gate ASSERT(dld_dip == dip); 290eae72b5bSSebastien Roy if (drv_fini() != 0) 291eae72b5bSSebastien Roy return (DDI_FAILURE); 2927c478bd9Sstevel@tonic-gate 2937c478bd9Sstevel@tonic-gate /* 2947c478bd9Sstevel@tonic-gate * Remove the control node. 2957c478bd9Sstevel@tonic-gate */ 2967c478bd9Sstevel@tonic-gate ddi_remove_minor_node(dip, DLD_CONTROL_MINOR_NAME); 2977c478bd9Sstevel@tonic-gate dld_dip = NULL; 2987c478bd9Sstevel@tonic-gate 2997c478bd9Sstevel@tonic-gate return (DDI_SUCCESS); 3007c478bd9Sstevel@tonic-gate } 3017c478bd9Sstevel@tonic-gate 3027c478bd9Sstevel@tonic-gate /* 303210db224Sericheng * dld control node open procedure. 3047c478bd9Sstevel@tonic-gate */ 3057c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 3067c478bd9Sstevel@tonic-gate static int 307eae72b5bSSebastien Roy drv_open(dev_t *devp, int flag, int sflag, cred_t *credp) 3087c478bd9Sstevel@tonic-gate { 3097c478bd9Sstevel@tonic-gate /* 310eae72b5bSSebastien Roy * Only the control node can be opened. 3117c478bd9Sstevel@tonic-gate */ 312eae72b5bSSebastien Roy if (getminor(*devp) != DLD_CONTROL_MINOR) 313eae72b5bSSebastien Roy return (ENODEV); 3147c478bd9Sstevel@tonic-gate return (0); 3157c478bd9Sstevel@tonic-gate } 3167c478bd9Sstevel@tonic-gate 3172b24ab6bSSebastien Roy /* 3182b24ab6bSSebastien Roy * Verify if the caller is allowed to modify a link of the given class. 3192b24ab6bSSebastien Roy */ 3202b24ab6bSSebastien Roy static int 3212b24ab6bSSebastien Roy drv_ioc_checkprivs(datalink_class_t class, cred_t *cred) 3222b24ab6bSSebastien Roy { 3232b24ab6bSSebastien Roy if (class == DATALINK_CLASS_IPTUN) 3242b24ab6bSSebastien Roy return (secpolicy_iptun_config(cred)); 3252b24ab6bSSebastien Roy return (secpolicy_dl_config(cred)); 3262b24ab6bSSebastien Roy } 3272b24ab6bSSebastien Roy 3287c478bd9Sstevel@tonic-gate /* 329d62bc4baSyz * DLDIOC_ATTR 3307c478bd9Sstevel@tonic-gate */ 331eae72b5bSSebastien Roy /* ARGSUSED */ 332eae72b5bSSebastien Roy static int 333da14cebeSEric Cheng drv_ioc_attr(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 3347c478bd9Sstevel@tonic-gate { 335eae72b5bSSebastien Roy dld_ioc_attr_t *diap = karg; 336d62bc4baSyz dls_dl_handle_t dlh; 337da14cebeSEric Cheng dls_link_t *dlp; 3382b24ab6bSSebastien Roy zoneid_t zoneid = crgetzoneid(cred); 339d62bc4baSyz int err; 340da14cebeSEric Cheng mac_perim_handle_t mph; 341210db224Sericheng 3422b24ab6bSSebastien Roy if (zoneid != GLOBAL_ZONEID && 3432b24ab6bSSebastien Roy zone_check_datalink(&zoneid, diap->dia_linkid) != 0) 3442b24ab6bSSebastien Roy return (ENOENT); 3452b24ab6bSSebastien Roy 346d62bc4baSyz if ((err = dls_devnet_hold_tmp(diap->dia_linkid, &dlh)) != 0) 347eae72b5bSSebastien Roy return (err); 348210db224Sericheng 349da14cebeSEric Cheng if ((err = mac_perim_enter_by_macname( 350da14cebeSEric Cheng dls_devnet_mac(dlh), &mph)) != 0) { 351d62bc4baSyz dls_devnet_rele_tmp(dlh); 352eae72b5bSSebastien Roy return (err); 353d62bc4baSyz } 354210db224Sericheng 355da14cebeSEric Cheng if ((err = dls_link_hold(dls_devnet_mac(dlh), &dlp)) != 0) { 356da14cebeSEric Cheng mac_perim_exit(mph); 357da14cebeSEric Cheng dls_devnet_rele_tmp(dlh); 358da14cebeSEric Cheng return (err); 359da14cebeSEric Cheng } 360da14cebeSEric Cheng 361da14cebeSEric Cheng mac_sdu_get(dlp->dl_mh, NULL, &diap->dia_max_sdu); 362da14cebeSEric Cheng 363da14cebeSEric Cheng dls_link_rele(dlp); 364da14cebeSEric Cheng mac_perim_exit(mph); 365d62bc4baSyz dls_devnet_rele_tmp(dlh); 366d62bc4baSyz 367eae72b5bSSebastien Roy return (0); 368d62bc4baSyz } 369210db224Sericheng 370d62bc4baSyz /* 371d62bc4baSyz * DLDIOC_PHYS_ATTR 372d62bc4baSyz */ 373eae72b5bSSebastien Roy /* ARGSUSED */ 374eae72b5bSSebastien Roy static int 375da14cebeSEric Cheng drv_ioc_phys_attr(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 376d62bc4baSyz { 377eae72b5bSSebastien Roy dld_ioc_phys_attr_t *dipp = karg; 378d62bc4baSyz int err; 379d62bc4baSyz dls_dl_handle_t dlh; 380d62bc4baSyz dls_dev_handle_t ddh; 381d62bc4baSyz dev_t phydev; 3822b24ab6bSSebastien Roy zoneid_t zoneid = crgetzoneid(cred); 3832b24ab6bSSebastien Roy 3842b24ab6bSSebastien Roy if (zoneid != GLOBAL_ZONEID && 3852b24ab6bSSebastien Roy zone_check_datalink(&zoneid, dipp->dip_linkid) != 0) 3862b24ab6bSSebastien Roy return (ENOENT); 387d62bc4baSyz 388d62bc4baSyz /* 389d62bc4baSyz * Every physical link should have its physical dev_t kept in the 390d62bc4baSyz * daemon. If not, it is not a valid physical link. 391d62bc4baSyz */ 392eae72b5bSSebastien Roy if (dls_mgmt_get_phydev(dipp->dip_linkid, &phydev) != 0) 393eae72b5bSSebastien Roy return (EINVAL); 394d62bc4baSyz 395d62bc4baSyz /* 396d62bc4baSyz * Although this is a valid physical link, it might already be removed 397d62bc4baSyz * by DR or during system shutdown. softmac_hold_device() would return 398d62bc4baSyz * ENOENT in this case. 399d62bc4baSyz */ 400d62bc4baSyz if ((err = softmac_hold_device(phydev, &ddh)) != 0) 401eae72b5bSSebastien Roy return (err); 402d62bc4baSyz 403d62bc4baSyz if (dls_devnet_hold_tmp(dipp->dip_linkid, &dlh) != 0) { 404210db224Sericheng /* 405d62bc4baSyz * Although this is an active physical link, its link type is 406d62bc4baSyz * not supported by GLDv3, and therefore it does not have 407d62bc4baSyz * vanity naming support. 408210db224Sericheng */ 409d62bc4baSyz dipp->dip_novanity = B_TRUE; 410d62bc4baSyz } else { 411d62bc4baSyz dipp->dip_novanity = B_FALSE; 412d62bc4baSyz dls_devnet_rele_tmp(dlh); 413210db224Sericheng } 414d62bc4baSyz /* 415d62bc4baSyz * Get the physical device name from the major number and the instance 416d62bc4baSyz * number derived from phydev. 417d62bc4baSyz */ 418d62bc4baSyz (void) snprintf(dipp->dip_dev, MAXLINKNAMELEN, "%s%d", 419d62bc4baSyz ddi_major_to_name(getmajor(phydev)), getminor(phydev) - 1); 420d62bc4baSyz 421d62bc4baSyz softmac_rele_device(ddh); 422eae72b5bSSebastien Roy return (0); 4237c478bd9Sstevel@tonic-gate } 4247c478bd9Sstevel@tonic-gate 425da14cebeSEric Cheng /* ARGSUSED */ 426da14cebeSEric Cheng static int 427da14cebeSEric Cheng drv_ioc_hwgrpget(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 428da14cebeSEric Cheng { 429da14cebeSEric Cheng dld_ioc_hwgrpget_t *hwgrpp = karg; 430da14cebeSEric Cheng dld_hwgrpinfo_t hwgrp, *hip; 431da14cebeSEric Cheng mac_handle_t mh = NULL; 432*0dc2366fSVenugopal Iyer int i, err, rgrpnum, tgrpnum; 433da14cebeSEric Cheng uint_t bytes_left; 434*0dc2366fSVenugopal Iyer int totgrps = 0; 4352b24ab6bSSebastien Roy zoneid_t zoneid = crgetzoneid(cred); 4362b24ab6bSSebastien Roy 4372b24ab6bSSebastien Roy if (zoneid != GLOBAL_ZONEID && 4382b24ab6bSSebastien Roy zone_check_datalink(&zoneid, hwgrpp->dih_linkid) != 0) 4392b24ab6bSSebastien Roy return (ENOENT); 440da14cebeSEric Cheng 441da14cebeSEric Cheng hwgrpp->dih_n_groups = 0; 442da14cebeSEric Cheng err = mac_open_by_linkid(hwgrpp->dih_linkid, &mh); 443da14cebeSEric Cheng if (err != 0) 444da14cebeSEric Cheng goto done; 445da14cebeSEric Cheng 446da14cebeSEric Cheng hip = (dld_hwgrpinfo_t *) 447da14cebeSEric Cheng ((uchar_t *)arg + sizeof (dld_ioc_hwgrpget_t)); 448da14cebeSEric Cheng bytes_left = hwgrpp->dih_size; 449*0dc2366fSVenugopal Iyer 450*0dc2366fSVenugopal Iyer rgrpnum = mac_hwgrp_num(mh, MAC_RING_TYPE_RX); 451*0dc2366fSVenugopal Iyer /* display the default group information first */ 452*0dc2366fSVenugopal Iyer if (rgrpnum > 0) { 453*0dc2366fSVenugopal Iyer if (sizeof (dld_hwgrpinfo_t) > bytes_left) { 454*0dc2366fSVenugopal Iyer err = ENOSPC; 455*0dc2366fSVenugopal Iyer goto done; 456*0dc2366fSVenugopal Iyer } 457*0dc2366fSVenugopal Iyer 458*0dc2366fSVenugopal Iyer bzero(&hwgrp, sizeof (hwgrp)); 459*0dc2366fSVenugopal Iyer bcopy(mac_name(mh), hwgrp.dhi_link_name, 460*0dc2366fSVenugopal Iyer sizeof (hwgrp.dhi_link_name)); 461*0dc2366fSVenugopal Iyer mac_get_hwrxgrp_info(mh, 0, &hwgrp.dhi_grp_num, 462*0dc2366fSVenugopal Iyer &hwgrp.dhi_n_rings, hwgrp.dhi_rings, &hwgrp.dhi_grp_type, 463*0dc2366fSVenugopal Iyer &hwgrp.dhi_n_clnts, hwgrp.dhi_clnts); 464*0dc2366fSVenugopal Iyer if (hwgrp.dhi_n_rings != 0) { 465*0dc2366fSVenugopal Iyer if (copyout(&hwgrp, hip, sizeof (hwgrp)) != 0) { 466*0dc2366fSVenugopal Iyer err = EFAULT; 467*0dc2366fSVenugopal Iyer goto done; 468*0dc2366fSVenugopal Iyer } 469*0dc2366fSVenugopal Iyer } 470*0dc2366fSVenugopal Iyer hip++; 471*0dc2366fSVenugopal Iyer totgrps++; 472*0dc2366fSVenugopal Iyer bytes_left -= sizeof (dld_hwgrpinfo_t); 473*0dc2366fSVenugopal Iyer } 474*0dc2366fSVenugopal Iyer 475*0dc2366fSVenugopal Iyer tgrpnum = mac_hwgrp_num(mh, MAC_RING_TYPE_TX); 476*0dc2366fSVenugopal Iyer /* display the default group information first */ 477*0dc2366fSVenugopal Iyer if (tgrpnum > 0) { 478*0dc2366fSVenugopal Iyer if (sizeof (dld_hwgrpinfo_t) > bytes_left) { 479*0dc2366fSVenugopal Iyer err = ENOSPC; 480*0dc2366fSVenugopal Iyer goto done; 481*0dc2366fSVenugopal Iyer } 482*0dc2366fSVenugopal Iyer 483*0dc2366fSVenugopal Iyer bzero(&hwgrp, sizeof (hwgrp)); 484*0dc2366fSVenugopal Iyer bcopy(mac_name(mh), hwgrp.dhi_link_name, 485*0dc2366fSVenugopal Iyer sizeof (hwgrp.dhi_link_name)); 486*0dc2366fSVenugopal Iyer mac_get_hwtxgrp_info(mh, tgrpnum - 1, &hwgrp.dhi_grp_num, 487*0dc2366fSVenugopal Iyer &hwgrp.dhi_n_rings, hwgrp.dhi_rings, &hwgrp.dhi_grp_type, 488*0dc2366fSVenugopal Iyer &hwgrp.dhi_n_clnts, hwgrp.dhi_clnts); 489*0dc2366fSVenugopal Iyer if (hwgrp.dhi_n_rings != 0) { 490*0dc2366fSVenugopal Iyer if (copyout(&hwgrp, hip, sizeof (hwgrp)) != 0) { 491*0dc2366fSVenugopal Iyer err = EFAULT; 492*0dc2366fSVenugopal Iyer goto done; 493*0dc2366fSVenugopal Iyer } 494*0dc2366fSVenugopal Iyer } 495*0dc2366fSVenugopal Iyer hip++; 496*0dc2366fSVenugopal Iyer totgrps++; 497*0dc2366fSVenugopal Iyer bytes_left -= sizeof (dld_hwgrpinfo_t); 498*0dc2366fSVenugopal Iyer } 499*0dc2366fSVenugopal Iyer 500*0dc2366fSVenugopal Iyer /* Rest of the rx groups */ 501*0dc2366fSVenugopal Iyer for (i = 1; i < rgrpnum; i++) { 502*0dc2366fSVenugopal Iyer if (sizeof (dld_hwgrpinfo_t) > bytes_left) { 503*0dc2366fSVenugopal Iyer err = ENOSPC; 504*0dc2366fSVenugopal Iyer goto done; 505*0dc2366fSVenugopal Iyer } 506*0dc2366fSVenugopal Iyer 507*0dc2366fSVenugopal Iyer bzero(&hwgrp, sizeof (hwgrp)); 508*0dc2366fSVenugopal Iyer bcopy(mac_name(mh), hwgrp.dhi_link_name, 509*0dc2366fSVenugopal Iyer sizeof (hwgrp.dhi_link_name)); 510*0dc2366fSVenugopal Iyer mac_get_hwrxgrp_info(mh, i, &hwgrp.dhi_grp_num, 511*0dc2366fSVenugopal Iyer &hwgrp.dhi_n_rings, hwgrp.dhi_rings, &hwgrp.dhi_grp_type, 512*0dc2366fSVenugopal Iyer &hwgrp.dhi_n_clnts, hwgrp.dhi_clnts); 513*0dc2366fSVenugopal Iyer if (hwgrp.dhi_n_rings == 0) 514*0dc2366fSVenugopal Iyer continue; 515*0dc2366fSVenugopal Iyer if (copyout(&hwgrp, hip, sizeof (hwgrp)) != 0) { 516*0dc2366fSVenugopal Iyer err = EFAULT; 517*0dc2366fSVenugopal Iyer goto done; 518*0dc2366fSVenugopal Iyer } 519*0dc2366fSVenugopal Iyer 520*0dc2366fSVenugopal Iyer hip++; 521*0dc2366fSVenugopal Iyer totgrps++; 522*0dc2366fSVenugopal Iyer bytes_left -= sizeof (dld_hwgrpinfo_t); 523*0dc2366fSVenugopal Iyer } 524*0dc2366fSVenugopal Iyer 525*0dc2366fSVenugopal Iyer /* Rest of the tx group */ 526*0dc2366fSVenugopal Iyer tgrpnum = mac_hwgrp_num(mh, MAC_RING_TYPE_TX); 527*0dc2366fSVenugopal Iyer for (i = 0; i < tgrpnum - 1; i++) { 528da14cebeSEric Cheng if (sizeof (dld_hwgrpinfo_t) > bytes_left) { 529da14cebeSEric Cheng err = ENOSPC; 530da14cebeSEric Cheng goto done; 531da14cebeSEric Cheng } 532da14cebeSEric Cheng 533da14cebeSEric Cheng bzero(&hwgrp, sizeof (hwgrp)); 534da14cebeSEric Cheng bcopy(mac_name(mh), hwgrp.dhi_link_name, 535da14cebeSEric Cheng sizeof (hwgrp.dhi_link_name)); 536*0dc2366fSVenugopal Iyer mac_get_hwtxgrp_info(mh, i, &hwgrp.dhi_grp_num, 537*0dc2366fSVenugopal Iyer &hwgrp.dhi_n_rings, hwgrp.dhi_rings, &hwgrp.dhi_grp_type, 538da14cebeSEric Cheng &hwgrp.dhi_n_clnts, hwgrp.dhi_clnts); 539*0dc2366fSVenugopal Iyer if (hwgrp.dhi_n_rings == 0) 540*0dc2366fSVenugopal Iyer continue; 541da14cebeSEric Cheng if (copyout(&hwgrp, hip, sizeof (hwgrp)) != 0) { 542da14cebeSEric Cheng err = EFAULT; 543da14cebeSEric Cheng goto done; 544da14cebeSEric Cheng } 545da14cebeSEric Cheng 546da14cebeSEric Cheng hip++; 547*0dc2366fSVenugopal Iyer totgrps++; 548da14cebeSEric Cheng bytes_left -= sizeof (dld_hwgrpinfo_t); 549da14cebeSEric Cheng } 550da14cebeSEric Cheng 551da14cebeSEric Cheng done: 552da14cebeSEric Cheng if (mh != NULL) 553da14cebeSEric Cheng dld_mac_close(mh); 554da14cebeSEric Cheng if (err == 0) 555*0dc2366fSVenugopal Iyer hwgrpp->dih_n_groups = totgrps; 556da14cebeSEric Cheng return (err); 557da14cebeSEric Cheng } 558da14cebeSEric Cheng 559da14cebeSEric Cheng /* ARGSUSED */ 560da14cebeSEric Cheng static int 561da14cebeSEric Cheng drv_ioc_macaddrget(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 562da14cebeSEric Cheng { 563da14cebeSEric Cheng dld_ioc_macaddrget_t *magp = karg; 564da14cebeSEric Cheng dld_macaddrinfo_t mai, *maip; 565da14cebeSEric Cheng mac_handle_t mh = NULL; 566da14cebeSEric Cheng int i, err; 567da14cebeSEric Cheng uint_t bytes_left; 568da14cebeSEric Cheng boolean_t is_used; 5692b24ab6bSSebastien Roy zoneid_t zoneid = crgetzoneid(cred); 5702b24ab6bSSebastien Roy 5712b24ab6bSSebastien Roy if (zoneid != GLOBAL_ZONEID && 5722b24ab6bSSebastien Roy zone_check_datalink(&zoneid, magp->dig_linkid) != 0) 5732b24ab6bSSebastien Roy return (ENOENT); 574da14cebeSEric Cheng 575da14cebeSEric Cheng magp->dig_count = 0; 576da14cebeSEric Cheng err = mac_open_by_linkid(magp->dig_linkid, &mh); 577da14cebeSEric Cheng if (err != 0) 578da14cebeSEric Cheng goto done; 579da14cebeSEric Cheng 580da14cebeSEric Cheng maip = (dld_macaddrinfo_t *) 581da14cebeSEric Cheng ((uchar_t *)arg + sizeof (dld_ioc_macaddrget_t)); 582da14cebeSEric Cheng bytes_left = magp->dig_size; 583da14cebeSEric Cheng 584da14cebeSEric Cheng for (i = 0; i < mac_addr_factory_num(mh) + 1; i++) { 585da14cebeSEric Cheng if (sizeof (dld_macaddrinfo_t) > bytes_left) { 586da14cebeSEric Cheng err = ENOSPC; 587da14cebeSEric Cheng goto done; 588da14cebeSEric Cheng } 589da14cebeSEric Cheng 590da14cebeSEric Cheng bzero(&mai, sizeof (mai)); 591da14cebeSEric Cheng 592da14cebeSEric Cheng if (i == 0) { 593da14cebeSEric Cheng /* primary MAC address */ 594da14cebeSEric Cheng mac_unicast_primary_get(mh, mai.dmi_addr); 595da14cebeSEric Cheng mai.dmi_addrlen = mac_addr_len(mh); 596da14cebeSEric Cheng mac_unicast_primary_info(mh, mai.dmi_client_name, 597da14cebeSEric Cheng &is_used); 598da14cebeSEric Cheng } else { 599da14cebeSEric Cheng /* factory MAC address slot */ 600da14cebeSEric Cheng mac_addr_factory_value(mh, i, mai.dmi_addr, 601da14cebeSEric Cheng &mai.dmi_addrlen, mai.dmi_client_name, &is_used); 602da14cebeSEric Cheng } 603da14cebeSEric Cheng 604da14cebeSEric Cheng mai.dmi_slot = i; 605da14cebeSEric Cheng if (is_used) 606da14cebeSEric Cheng mai.dmi_flags |= DLDIOCMACADDR_USED; 607da14cebeSEric Cheng 608da14cebeSEric Cheng if (copyout(&mai, maip, sizeof (mai)) != 0) { 609da14cebeSEric Cheng err = EFAULT; 610da14cebeSEric Cheng goto done; 611da14cebeSEric Cheng } 612da14cebeSEric Cheng 613da14cebeSEric Cheng maip++; 614da14cebeSEric Cheng bytes_left -= sizeof (dld_macaddrinfo_t); 615da14cebeSEric Cheng } 616da14cebeSEric Cheng 617da14cebeSEric Cheng done: 618da14cebeSEric Cheng if (mh != NULL) 619da14cebeSEric Cheng dld_mac_close(mh); 620da14cebeSEric Cheng if (err == 0) 621da14cebeSEric Cheng magp->dig_count = mac_addr_factory_num(mh) + 1; 622da14cebeSEric Cheng return (err); 623da14cebeSEric Cheng } 624da14cebeSEric Cheng 625e7801d59Ssowmini /* 626*0dc2366fSVenugopal Iyer * DLDIOC_SET/GETMACPROP 627e7801d59Ssowmini */ 628eae72b5bSSebastien Roy static int 629da14cebeSEric Cheng drv_ioc_prop_common(dld_ioc_macprop_t *prop, intptr_t arg, boolean_t set, 6302b24ab6bSSebastien Roy cred_t *cred, int mode) 631e7801d59Ssowmini { 632da14cebeSEric Cheng int err = EINVAL; 633da14cebeSEric Cheng dls_dl_handle_t dlh = NULL; 634da14cebeSEric Cheng dls_link_t *dlp = NULL; 635da14cebeSEric Cheng mac_perim_handle_t mph = NULL; 636da14cebeSEric Cheng dld_ioc_macprop_t *kprop; 637da14cebeSEric Cheng datalink_id_t linkid; 6382b24ab6bSSebastien Roy datalink_class_t class; 6392b24ab6bSSebastien Roy zoneid_t zoneid = crgetzoneid(cred); 640da14cebeSEric Cheng uint_t dsize; 641da14cebeSEric Cheng 642eae72b5bSSebastien Roy /* 643da14cebeSEric Cheng * We only use pr_valsize from prop, as the caller only did a 644eae72b5bSSebastien Roy * copyin() for sizeof (dld_ioc_prop_t), which doesn't cover 645eae72b5bSSebastien Roy * the property data. We copyin the full dld_ioc_prop_t 646da14cebeSEric Cheng * including the data into kprop down below. 647eae72b5bSSebastien Roy */ 648da14cebeSEric Cheng dsize = sizeof (dld_ioc_macprop_t) + prop->pr_valsize - 1; 649da14cebeSEric Cheng if (dsize < prop->pr_valsize) 650eae72b5bSSebastien Roy return (EINVAL); 651eae72b5bSSebastien Roy 652eae72b5bSSebastien Roy /* 653eae72b5bSSebastien Roy * The property data is variable size, so we need to allocate 654eae72b5bSSebastien Roy * a buffer for kernel use as this data was not part of the 655da14cebeSEric Cheng * prop allocation and copyin() done by the framework. 656eae72b5bSSebastien Roy */ 657da14cebeSEric Cheng if ((kprop = kmem_alloc(dsize, KM_NOSLEEP)) == NULL) 658eae72b5bSSebastien Roy return (ENOMEM); 659da14cebeSEric Cheng 660da14cebeSEric Cheng if (ddi_copyin((void *)arg, kprop, dsize, mode) != 0) { 661eae72b5bSSebastien Roy err = EFAULT; 662e7801d59Ssowmini goto done; 663eae72b5bSSebastien Roy } 664e7801d59Ssowmini 665da14cebeSEric Cheng linkid = kprop->pr_linkid; 666da14cebeSEric Cheng 6672b24ab6bSSebastien Roy if (set) { 6682b24ab6bSSebastien Roy if ((err = dls_mgmt_get_linkinfo(linkid, NULL, &class, NULL, 6692b24ab6bSSebastien Roy NULL)) != 0 || (err = drv_ioc_checkprivs(class, cred)) != 0) 6702b24ab6bSSebastien Roy goto done; 671da14cebeSEric Cheng } 672e7801d59Ssowmini 6732b24ab6bSSebastien Roy if ((err = dls_devnet_hold_tmp(linkid, &dlh)) != 0) 6742b24ab6bSSebastien Roy goto done; 6752b24ab6bSSebastien Roy if ((err = mac_perim_enter_by_macname(dls_devnet_mac(dlh), &mph)) != 0) 6762b24ab6bSSebastien Roy goto done; 677e75f0919SSebastien Roy if ((err = dls_link_hold(dls_devnet_mac(dlh), &dlp)) != 0) 678e75f0919SSebastien Roy goto done; 679e75f0919SSebastien Roy 6802b24ab6bSSebastien Roy /* 6812b24ab6bSSebastien Roy * Don't allow a process to get or set properties of a link if that 6822b24ab6bSSebastien Roy * link doesn't belong to that zone. 6832b24ab6bSSebastien Roy */ 6842b24ab6bSSebastien Roy if (zoneid != dls_devnet_getownerzid(dlh)) { 6852b24ab6bSSebastien Roy err = ENOENT; 6862b24ab6bSSebastien Roy goto done; 6872b24ab6bSSebastien Roy } 6882b24ab6bSSebastien Roy 689*0dc2366fSVenugopal Iyer if (!mac_prop_check_size(kprop->pr_num, kprop->pr_valsize, 690*0dc2366fSVenugopal Iyer kprop->pr_flags & DLD_PROP_POSSIBLE)) { 691*0dc2366fSVenugopal Iyer err = ENOBUFS; 692*0dc2366fSVenugopal Iyer goto done; 693*0dc2366fSVenugopal Iyer } 694*0dc2366fSVenugopal Iyer 695da14cebeSEric Cheng switch (kprop->pr_num) { 696e75f0919SSebastien Roy case MAC_PROP_ZONE: 6973bc21d0aSAruna Ramakrishna - Sun Microsystems if (set) { 698e75f0919SSebastien Roy dld_ioc_zid_t *dzp = (dld_ioc_zid_t *)kprop->pr_val; 699da14cebeSEric Cheng 7002b24ab6bSSebastien Roy if (zoneid != GLOBAL_ZONEID) { 7012b24ab6bSSebastien Roy err = EACCES; 7022b24ab6bSSebastien Roy goto done; 7032b24ab6bSSebastien Roy } 7042b24ab6bSSebastien Roy err = dls_devnet_setzid(dlh, dzp->diz_zid); 7053bc21d0aSAruna Ramakrishna - Sun Microsystems } else { 706da14cebeSEric Cheng kprop->pr_perm_flags = MAC_PROP_PERM_RW; 7072b24ab6bSSebastien Roy (*(zoneid_t *)kprop->pr_val) = dls_devnet_getzid(dlh); 7083bc21d0aSAruna Ramakrishna - Sun Microsystems } 709e75f0919SSebastien Roy break; 710da14cebeSEric Cheng case MAC_PROP_AUTOPUSH: { 711e75f0919SSebastien Roy struct dlautopush *dlap = (struct dlautopush *)kprop->pr_val; 712da14cebeSEric Cheng 7133bc21d0aSAruna Ramakrishna - Sun Microsystems if (set) { 714e75f0919SSebastien Roy if (kprop->pr_valsize != 0) 7153bc21d0aSAruna Ramakrishna - Sun Microsystems err = drv_ioc_setap(linkid, dlap); 716e75f0919SSebastien Roy else 7173bc21d0aSAruna Ramakrishna - Sun Microsystems err = drv_ioc_clrap(linkid); 7183bc21d0aSAruna Ramakrishna - Sun Microsystems } else { 719*0dc2366fSVenugopal Iyer if (kprop->pr_valsize == 0) 720*0dc2366fSVenugopal Iyer return (ENOBUFS); 721*0dc2366fSVenugopal Iyer 722da14cebeSEric Cheng kprop->pr_perm_flags = MAC_PROP_PERM_RW; 7233bc21d0aSAruna Ramakrishna - Sun Microsystems err = drv_ioc_getap(linkid, dlap); 7243bc21d0aSAruna Ramakrishna - Sun Microsystems } 7253bc21d0aSAruna Ramakrishna - Sun Microsystems break; 7263bc21d0aSAruna Ramakrishna - Sun Microsystems } 727e75f0919SSebastien Roy case MAC_PROP_TAGMODE: 728e75f0919SSebastien Roy if (set) { 729e75f0919SSebastien Roy link_tagmode_t mode = *(link_tagmode_t *)kprop->pr_val; 7303bc21d0aSAruna Ramakrishna - Sun Microsystems 731e75f0919SSebastien Roy if (mode != LINK_TAGMODE_VLANONLY && 732e75f0919SSebastien Roy mode != LINK_TAGMODE_NORMAL) { 733e75f0919SSebastien Roy err = EINVAL; 734e75f0919SSebastien Roy } else { 735e75f0919SSebastien Roy dlp->dl_tagmode = mode; 736e75f0919SSebastien Roy err = 0; 737e75f0919SSebastien Roy } 738e75f0919SSebastien Roy } else { 739e75f0919SSebastien Roy *(link_tagmode_t *)kprop->pr_val = dlp->dl_tagmode; 740e75f0919SSebastien Roy kprop->pr_perm_flags = MAC_PROP_PERM_RW; 741e75f0919SSebastien Roy err = 0; 742e75f0919SSebastien Roy } 743e75f0919SSebastien Roy break; 744*0dc2366fSVenugopal Iyer default: { 745*0dc2366fSVenugopal Iyer mac_propval_range_t range, *rangep = NULL; 746*0dc2366fSVenugopal Iyer void *default_val = NULL; 747*0dc2366fSVenugopal Iyer uint_t default_size = 0; 748*0dc2366fSVenugopal Iyer void *val = kprop->pr_val; 749*0dc2366fSVenugopal Iyer uint_t val_size = kprop->pr_valsize; 750*0dc2366fSVenugopal Iyer 751*0dc2366fSVenugopal Iyer /* set a property value */ 752e75f0919SSebastien Roy if (set) { 753*0dc2366fSVenugopal Iyer err = mac_set_prop(dlp->dl_mh, kprop->pr_num, 754*0dc2366fSVenugopal Iyer kprop->pr_name, kprop->pr_val, kprop->pr_valsize); 755*0dc2366fSVenugopal Iyer break; 756*0dc2366fSVenugopal Iyer } 757*0dc2366fSVenugopal Iyer 758*0dc2366fSVenugopal Iyer /* 759*0dc2366fSVenugopal Iyer * Get the property value, default, or possible value 760*0dc2366fSVenugopal Iyer * depending on flags passed from the user. 761*0dc2366fSVenugopal Iyer */ 762*0dc2366fSVenugopal Iyer 763*0dc2366fSVenugopal Iyer /* a property has RW permissions by default */ 764*0dc2366fSVenugopal Iyer kprop->pr_perm_flags = MAC_PROP_PERM_RW; 765*0dc2366fSVenugopal Iyer 766*0dc2366fSVenugopal Iyer if (kprop->pr_flags & DLD_PROP_POSSIBLE) { 767*0dc2366fSVenugopal Iyer rangep = ⦥ 768*0dc2366fSVenugopal Iyer } else if (kprop->pr_flags & DLD_PROP_DEFAULT) { 769*0dc2366fSVenugopal Iyer default_val = val; 770*0dc2366fSVenugopal Iyer default_size = val_size; 771e75f0919SSebastien Roy } 772*0dc2366fSVenugopal Iyer 773*0dc2366fSVenugopal Iyer /* 774*0dc2366fSVenugopal Iyer * Always return the permissions, and optionally return 775*0dc2366fSVenugopal Iyer * the default value or possible values range. 776*0dc2366fSVenugopal Iyer */ 777*0dc2366fSVenugopal Iyer mac_prop_info(dlp->dl_mh, kprop->pr_num, kprop->pr_name, 778*0dc2366fSVenugopal Iyer default_val, default_size, rangep, &kprop->pr_perm_flags); 779*0dc2366fSVenugopal Iyer err = 0; 780*0dc2366fSVenugopal Iyer 781*0dc2366fSVenugopal Iyer if (default_val == NULL && rangep == NULL) { 782*0dc2366fSVenugopal Iyer err = mac_get_prop(dlp->dl_mh, kprop->pr_num, 783*0dc2366fSVenugopal Iyer kprop->pr_name, kprop->pr_val, kprop->pr_valsize); 784*0dc2366fSVenugopal Iyer } 785*0dc2366fSVenugopal Iyer 786*0dc2366fSVenugopal Iyer if (rangep != NULL) 787*0dc2366fSVenugopal Iyer bcopy(rangep, val, sizeof (range)); 788*0dc2366fSVenugopal Iyer } 789eae72b5bSSebastien Roy } 790e7801d59Ssowmini 791e7801d59Ssowmini done: 792f0f2c3a5SGirish Moodalbail if (!set && ddi_copyout(kprop, (void *)arg, dsize, mode) != 0) 793eae72b5bSSebastien Roy err = EFAULT; 794e7801d59Ssowmini 795da14cebeSEric Cheng if (dlp != NULL) 796da14cebeSEric Cheng dls_link_rele(dlp); 797*0dc2366fSVenugopal Iyer 798da14cebeSEric Cheng if (mph != NULL) { 799da14cebeSEric Cheng int32_t cpuid; 800da14cebeSEric Cheng void *mdip = NULL; 801e7801d59Ssowmini 802da14cebeSEric Cheng if (dlp != NULL && set && err == 0) { 803da14cebeSEric Cheng cpuid = mac_client_intr_cpu(dlp->dl_mch); 804da14cebeSEric Cheng mdip = mac_get_devinfo(dlp->dl_mh); 805da14cebeSEric Cheng } 806d62bc4baSyz 807da14cebeSEric Cheng mac_perim_exit(mph); 808da14cebeSEric Cheng 809*0dc2366fSVenugopal Iyer if (mdip != NULL && cpuid != -1) 810da14cebeSEric Cheng mac_client_set_intr_cpu(mdip, dlp->dl_mch, cpuid); 811da14cebeSEric Cheng } 812*0dc2366fSVenugopal Iyer 813da14cebeSEric Cheng if (dlh != NULL) 814da14cebeSEric Cheng dls_devnet_rele_tmp(dlh); 815da14cebeSEric Cheng 816da14cebeSEric Cheng if (kprop != NULL) 817da14cebeSEric Cheng kmem_free(kprop, dsize); 818da14cebeSEric Cheng return (err); 819210db224Sericheng } 820210db224Sericheng 821eae72b5bSSebastien Roy /* ARGSUSED */ 822eae72b5bSSebastien Roy static int 823da14cebeSEric Cheng drv_ioc_setprop(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 8247c478bd9Sstevel@tonic-gate { 8252b24ab6bSSebastien Roy return (drv_ioc_prop_common(karg, arg, B_TRUE, cred, mode)); 826d62bc4baSyz } 827d62bc4baSyz 828eae72b5bSSebastien Roy /* ARGSUSED */ 829eae72b5bSSebastien Roy static int 830da14cebeSEric Cheng drv_ioc_getprop(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 831d62bc4baSyz { 8322b24ab6bSSebastien Roy return (drv_ioc_prop_common(karg, arg, B_FALSE, cred, mode)); 833210db224Sericheng } 834210db224Sericheng 835f4b3ec61Sdh /* 836d62bc4baSyz * DLDIOC_RENAME. 837d62bc4baSyz * 838d62bc4baSyz * This function handles two cases of link renaming. See more in comments above 839d62bc4baSyz * dls_datalink_rename(). 840f4b3ec61Sdh */ 841eae72b5bSSebastien Roy /* ARGSUSED */ 842eae72b5bSSebastien Roy static int 843da14cebeSEric Cheng drv_ioc_rename(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 844f4b3ec61Sdh { 845eae72b5bSSebastien Roy dld_ioc_rename_t *dir = karg; 846d62bc4baSyz mod_hash_key_t key; 847d62bc4baSyz mod_hash_val_t val; 8482b24ab6bSSebastien Roy zoneid_t zoneid = crgetzoneid(cred); 8492b24ab6bSSebastien Roy datalink_class_t class; 850d62bc4baSyz int err; 851d62bc4baSyz 8522b24ab6bSSebastien Roy if (zoneid != GLOBAL_ZONEID && 8532b24ab6bSSebastien Roy (zone_check_datalink(&zoneid, dir->dir_linkid1) != 0 || 8542b24ab6bSSebastien Roy dir->dir_linkid2 != DATALINK_INVALID_LINKID && 8552b24ab6bSSebastien Roy zone_check_datalink(&zoneid, dir->dir_linkid2) != 0)) 8562b24ab6bSSebastien Roy return (ENOENT); 8572b24ab6bSSebastien Roy 8582b24ab6bSSebastien Roy if ((err = dls_mgmt_get_linkinfo(dir->dir_linkid1, NULL, &class, NULL, 8592b24ab6bSSebastien Roy NULL)) != 0) 8602b24ab6bSSebastien Roy return (err); 8612b24ab6bSSebastien Roy 8622b24ab6bSSebastien Roy if ((err = drv_ioc_checkprivs(class, cred)) != 0) 8632b24ab6bSSebastien Roy return (err); 8642b24ab6bSSebastien Roy 865d62bc4baSyz if ((err = dls_devnet_rename(dir->dir_linkid1, dir->dir_linkid2, 866eae72b5bSSebastien Roy dir->dir_link)) != 0) 867eae72b5bSSebastien Roy return (err); 868d62bc4baSyz 869d62bc4baSyz if (dir->dir_linkid2 == DATALINK_INVALID_LINKID) 870eae72b5bSSebastien Roy return (0); 871d62bc4baSyz 872d62bc4baSyz /* 873d62bc4baSyz * if dir_linkid2 is not DATALINK_INVALID_LINKID, it means this 874d62bc4baSyz * renaming request is to rename a valid physical link (dir_linkid1) 875d62bc4baSyz * to a "removed" physical link (dir_linkid2, which is removed by DR 876d62bc4baSyz * or during system shutdown). In this case, the link (specified by 877d62bc4baSyz * dir_linkid1) would inherit all the configuration of dir_linkid2, 878d62bc4baSyz * and dir_linkid1 and its configuration would be lost. 879d62bc4baSyz * 880d62bc4baSyz * Remove per-link autopush configuration of dir_linkid1 in this case. 881d62bc4baSyz */ 882d62bc4baSyz key = (mod_hash_key_t)(uintptr_t)dir->dir_linkid1; 883d62bc4baSyz rw_enter(&dld_ap_hash_lock, RW_WRITER); 884d62bc4baSyz if (mod_hash_find(dld_ap_hashp, key, &val) != 0) { 885d62bc4baSyz rw_exit(&dld_ap_hash_lock); 886eae72b5bSSebastien Roy return (0); 887d62bc4baSyz } 888d62bc4baSyz 889d62bc4baSyz VERIFY(mod_hash_remove(dld_ap_hashp, key, &val) == 0); 890d62bc4baSyz kmem_free(val, sizeof (dld_ap_t)); 891d62bc4baSyz rw_exit(&dld_ap_hash_lock); 892eae72b5bSSebastien Roy return (0); 893d62bc4baSyz } 894d62bc4baSyz 8953bc21d0aSAruna Ramakrishna - Sun Microsystems static int 8963bc21d0aSAruna Ramakrishna - Sun Microsystems drv_ioc_setap(datalink_id_t linkid, struct dlautopush *dlap) 897d62bc4baSyz { 898d62bc4baSyz dld_ap_t *dap; 899eae72b5bSSebastien Roy int i; 900d62bc4baSyz mod_hash_key_t key; 901d62bc4baSyz 902eae72b5bSSebastien Roy if (dlap->dap_npush == 0 || dlap->dap_npush > MAXAPUSH) 903eae72b5bSSebastien Roy return (EINVAL); 904f4b3ec61Sdh 905789e0dbbSdh /* 906d62bc4baSyz * Validate that the specified list of modules exist. 907789e0dbbSdh */ 9083bc21d0aSAruna Ramakrishna - Sun Microsystems for (i = 0; i < dlap->dap_npush; i++) { 909eae72b5bSSebastien Roy if (fmodsw_find(dlap->dap_aplist[i], FMODSW_LOAD) == NULL) 910eae72b5bSSebastien Roy return (EINVAL); 911d62bc4baSyz } 912d62bc4baSyz 913eae72b5bSSebastien Roy 9143bc21d0aSAruna Ramakrishna - Sun Microsystems key = (mod_hash_key_t)(uintptr_t)linkid; 915789e0dbbSdh 916d62bc4baSyz rw_enter(&dld_ap_hash_lock, RW_WRITER); 917d62bc4baSyz if (mod_hash_find(dld_ap_hashp, key, (mod_hash_val_t *)&dap) != 0) { 918d62bc4baSyz dap = kmem_zalloc(sizeof (dld_ap_t), KM_NOSLEEP); 919d62bc4baSyz if (dap == NULL) { 920d62bc4baSyz rw_exit(&dld_ap_hash_lock); 921eae72b5bSSebastien Roy return (ENOMEM); 922d62bc4baSyz } 923d62bc4baSyz 9243bc21d0aSAruna Ramakrishna - Sun Microsystems dap->da_linkid = linkid; 925eae72b5bSSebastien Roy VERIFY(mod_hash_insert(dld_ap_hashp, key, 926eae72b5bSSebastien Roy (mod_hash_val_t)dap) == 0); 927f4b3ec61Sdh } 928f4b3ec61Sdh 929d62bc4baSyz /* 930d62bc4baSyz * Update the configuration. 931d62bc4baSyz */ 9323bc21d0aSAruna Ramakrishna - Sun Microsystems dap->da_anchor = dlap->dap_anchor; 9333bc21d0aSAruna Ramakrishna - Sun Microsystems dap->da_npush = dlap->dap_npush; 9343bc21d0aSAruna Ramakrishna - Sun Microsystems for (i = 0; i < dlap->dap_npush; i++) { 9353bc21d0aSAruna Ramakrishna - Sun Microsystems (void) strlcpy(dap->da_aplist[i], dlap->dap_aplist[i], 936d62bc4baSyz FMNAMESZ + 1); 937d62bc4baSyz } 938d62bc4baSyz rw_exit(&dld_ap_hash_lock); 939789e0dbbSdh 9403bc21d0aSAruna Ramakrishna - Sun Microsystems return (0); 941d62bc4baSyz } 942d62bc4baSyz 9433bc21d0aSAruna Ramakrishna - Sun Microsystems static int 9443bc21d0aSAruna Ramakrishna - Sun Microsystems drv_ioc_getap(datalink_id_t linkid, struct dlautopush *dlap) 945d62bc4baSyz { 946d62bc4baSyz dld_ap_t *dap; 947eae72b5bSSebastien Roy int i; 948d62bc4baSyz 949d62bc4baSyz rw_enter(&dld_ap_hash_lock, RW_READER); 950d62bc4baSyz if (mod_hash_find(dld_ap_hashp, 9513bc21d0aSAruna Ramakrishna - Sun Microsystems (mod_hash_key_t)(uintptr_t)linkid, 952d62bc4baSyz (mod_hash_val_t *)&dap) != 0) { 953d62bc4baSyz rw_exit(&dld_ap_hash_lock); 954*0dc2366fSVenugopal Iyer dlap->dap_npush = 0; 955*0dc2366fSVenugopal Iyer return (0); 956f595a68aSyz } 957d62bc4baSyz 958d62bc4baSyz /* 959d62bc4baSyz * Retrieve the configuration. 960d62bc4baSyz */ 9613bc21d0aSAruna Ramakrishna - Sun Microsystems dlap->dap_anchor = dap->da_anchor; 9623bc21d0aSAruna Ramakrishna - Sun Microsystems dlap->dap_npush = dap->da_npush; 963d62bc4baSyz for (i = 0; i < dap->da_npush; i++) { 9643bc21d0aSAruna Ramakrishna - Sun Microsystems (void) strlcpy(dlap->dap_aplist[i], dap->da_aplist[i], 965d62bc4baSyz FMNAMESZ + 1); 966d62bc4baSyz } 967d62bc4baSyz rw_exit(&dld_ap_hash_lock); 968d62bc4baSyz 9693bc21d0aSAruna Ramakrishna - Sun Microsystems return (0); 970f4b3ec61Sdh } 971f4b3ec61Sdh 9723bc21d0aSAruna Ramakrishna - Sun Microsystems static int 9733bc21d0aSAruna Ramakrishna - Sun Microsystems drv_ioc_clrap(datalink_id_t linkid) 974f4b3ec61Sdh { 975d62bc4baSyz mod_hash_val_t val; 976d62bc4baSyz mod_hash_key_t key; 977f4b3ec61Sdh 9783bc21d0aSAruna Ramakrishna - Sun Microsystems key = (mod_hash_key_t)(uintptr_t)linkid; 979f4b3ec61Sdh 980d62bc4baSyz rw_enter(&dld_ap_hash_lock, RW_WRITER); 981d62bc4baSyz if (mod_hash_find(dld_ap_hashp, key, &val) != 0) { 982d62bc4baSyz rw_exit(&dld_ap_hash_lock); 9833bc21d0aSAruna Ramakrishna - Sun Microsystems return (0); 984f4b3ec61Sdh } 985f4b3ec61Sdh 986d62bc4baSyz VERIFY(mod_hash_remove(dld_ap_hashp, key, &val) == 0); 987d62bc4baSyz kmem_free(val, sizeof (dld_ap_t)); 988d62bc4baSyz rw_exit(&dld_ap_hash_lock); 9893bc21d0aSAruna Ramakrishna - Sun Microsystems return (0); 990f4b3ec61Sdh } 991f4b3ec61Sdh 992f4b3ec61Sdh /* 993d62bc4baSyz * DLDIOC_DOORSERVER 994f4b3ec61Sdh */ 995eae72b5bSSebastien Roy /* ARGSUSED */ 996eae72b5bSSebastien Roy static int 997da14cebeSEric Cheng drv_ioc_doorserver(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 998210db224Sericheng { 999eae72b5bSSebastien Roy dld_ioc_door_t *did = karg; 1000210db224Sericheng 1001eae72b5bSSebastien Roy return (dls_mgmt_door_set(did->did_start_door)); 10027c478bd9Sstevel@tonic-gate } 10030ba2cbe9Sxc 1004da14cebeSEric Cheng /* 1005da14cebeSEric Cheng * DLDIOC_USAGELOG 1006da14cebeSEric Cheng */ 1007da14cebeSEric Cheng /* ARGSUSED */ 1008da14cebeSEric Cheng static int 1009da14cebeSEric Cheng drv_ioc_usagelog(void *karg, intptr_t arg, int mode, cred_t *cred, 1010da14cebeSEric Cheng int *rvalp) 1011da14cebeSEric Cheng { 1012da14cebeSEric Cheng dld_ioc_usagelog_t *log_info = (dld_ioc_usagelog_t *)karg; 10135d460eafSCathy Zhou int err = 0; 1014da14cebeSEric Cheng 1015da14cebeSEric Cheng if (log_info->ul_type < MAC_LOGTYPE_LINK || 1016da14cebeSEric Cheng log_info->ul_type > MAC_LOGTYPE_FLOW) 1017da14cebeSEric Cheng return (EINVAL); 1018da14cebeSEric Cheng 10195d460eafSCathy Zhou if (log_info->ul_onoff) { 10205d460eafSCathy Zhou err = mac_start_logusage(log_info->ul_type, 10215d460eafSCathy Zhou log_info->ul_interval); 10225d460eafSCathy Zhou } else { 1023da14cebeSEric Cheng mac_stop_logusage(log_info->ul_type); 10245d460eafSCathy Zhou } 10255d460eafSCathy Zhou return (err); 1026da14cebeSEric Cheng } 1027da14cebeSEric Cheng 1028da14cebeSEric Cheng /* 1029da14cebeSEric Cheng * Process a DLDIOC_ADDFLOW request. 1030da14cebeSEric Cheng */ 1031da14cebeSEric Cheng /* ARGSUSED */ 1032da14cebeSEric Cheng static int 1033da14cebeSEric Cheng drv_ioc_addflow(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 1034da14cebeSEric Cheng { 1035da14cebeSEric Cheng dld_ioc_addflow_t *afp = karg; 1036da14cebeSEric Cheng 1037da14cebeSEric Cheng return (dld_add_flow(afp->af_linkid, afp->af_name, 1038da14cebeSEric Cheng &afp->af_flow_desc, &afp->af_resource_props)); 1039da14cebeSEric Cheng } 1040da14cebeSEric Cheng 1041da14cebeSEric Cheng /* 1042da14cebeSEric Cheng * Process a DLDIOC_REMOVEFLOW request. 1043da14cebeSEric Cheng */ 1044da14cebeSEric Cheng /* ARGSUSED */ 1045da14cebeSEric Cheng static int 1046da14cebeSEric Cheng drv_ioc_removeflow(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 1047da14cebeSEric Cheng { 1048da14cebeSEric Cheng dld_ioc_removeflow_t *rfp = karg; 1049da14cebeSEric Cheng 1050da14cebeSEric Cheng return (dld_remove_flow(rfp->rf_name)); 1051da14cebeSEric Cheng } 1052da14cebeSEric Cheng 1053da14cebeSEric Cheng /* 1054da14cebeSEric Cheng * Process a DLDIOC_MODIFYFLOW request. 1055da14cebeSEric Cheng */ 1056da14cebeSEric Cheng /* ARGSUSED */ 1057da14cebeSEric Cheng static int 1058da14cebeSEric Cheng drv_ioc_modifyflow(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 1059da14cebeSEric Cheng { 1060da14cebeSEric Cheng dld_ioc_modifyflow_t *mfp = karg; 1061da14cebeSEric Cheng 1062da14cebeSEric Cheng return (dld_modify_flow(mfp->mf_name, &mfp->mf_resource_props)); 1063da14cebeSEric Cheng } 1064da14cebeSEric Cheng 1065da14cebeSEric Cheng /* 1066da14cebeSEric Cheng * Process a DLDIOC_WALKFLOW request. 1067da14cebeSEric Cheng */ 1068da14cebeSEric Cheng /* ARGSUSED */ 1069da14cebeSEric Cheng static int 1070da14cebeSEric Cheng drv_ioc_walkflow(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 1071da14cebeSEric Cheng { 1072da14cebeSEric Cheng dld_ioc_walkflow_t *wfp = karg; 1073da14cebeSEric Cheng 10742b24ab6bSSebastien Roy return (dld_walk_flow(wfp, arg, cred)); 1075da14cebeSEric Cheng } 1076da14cebeSEric Cheng 1077d62bc4baSyz /* 1078d62bc4baSyz * Check for GLDv3 autopush information. There are three cases: 1079d62bc4baSyz * 1080d62bc4baSyz * 1. If devp points to a GLDv3 datalink and it has autopush configuration, 1081d62bc4baSyz * fill dlap in with that information and return 0. 1082d62bc4baSyz * 1083d62bc4baSyz * 2. If devp points to a GLDv3 datalink but it doesn't have autopush 1084d62bc4baSyz * configuration, then replace devp with the physical device (if one 1085d62bc4baSyz * exists) and return 1. This allows stropen() to find the old-school 1086d62bc4baSyz * per-driver autopush configuration. (For softmac, the result is that 1087d62bc4baSyz * the softmac dev_t is replaced with the legacy device's dev_t). 1088d62bc4baSyz * 1089d62bc4baSyz * 3. If neither of the above apply, don't touch the args and return -1. 1090d62bc4baSyz */ 1091d62bc4baSyz int 1092d62bc4baSyz dld_autopush(dev_t *devp, struct dlautopush *dlap) 1093d62bc4baSyz { 1094d62bc4baSyz dld_ap_t *dap; 1095d62bc4baSyz datalink_id_t linkid; 1096d62bc4baSyz dev_t phydev; 1097d62bc4baSyz 1098d62bc4baSyz if (!GLDV3_DRV(getmajor(*devp))) 1099d62bc4baSyz return (-1); 1100d62bc4baSyz 1101d62bc4baSyz /* 1102d62bc4baSyz * Find the linkid by the link's dev_t. 1103d62bc4baSyz */ 1104d62bc4baSyz if (dls_devnet_dev2linkid(*devp, &linkid) != 0) 1105d62bc4baSyz return (-1); 1106d62bc4baSyz 1107d62bc4baSyz /* 1108d62bc4baSyz * Find the autopush configuration associated with the linkid. 1109d62bc4baSyz */ 1110d62bc4baSyz rw_enter(&dld_ap_hash_lock, RW_READER); 1111d62bc4baSyz if (mod_hash_find(dld_ap_hashp, (mod_hash_key_t)(uintptr_t)linkid, 1112d62bc4baSyz (mod_hash_val_t *)&dap) == 0) { 1113d62bc4baSyz *dlap = dap->da_ap; 1114d62bc4baSyz rw_exit(&dld_ap_hash_lock); 1115d62bc4baSyz return (0); 1116d62bc4baSyz } 1117d62bc4baSyz rw_exit(&dld_ap_hash_lock); 1118d62bc4baSyz 1119d62bc4baSyz if (dls_devnet_phydev(linkid, &phydev) != 0) 1120d62bc4baSyz return (-1); 1121d62bc4baSyz 1122d62bc4baSyz *devp = phydev; 1123d62bc4baSyz return (1); 1124d62bc4baSyz } 1125d62bc4baSyz 11260ba2cbe9Sxc /* 11270ba2cbe9Sxc * Secure objects implementation 11280ba2cbe9Sxc */ 11290ba2cbe9Sxc 11300ba2cbe9Sxc /* ARGSUSED */ 11310ba2cbe9Sxc static int 11320ba2cbe9Sxc drv_secobj_ctor(void *buf, void *arg, int kmflag) 11330ba2cbe9Sxc { 11340ba2cbe9Sxc bzero(buf, sizeof (dld_secobj_t)); 11350ba2cbe9Sxc return (0); 11360ba2cbe9Sxc } 11370ba2cbe9Sxc 11380ba2cbe9Sxc static void 11390ba2cbe9Sxc drv_secobj_init(void) 11400ba2cbe9Sxc { 11410ba2cbe9Sxc rw_init(&drv_secobj_lock, NULL, RW_DEFAULT, NULL); 11420ba2cbe9Sxc drv_secobj_cachep = kmem_cache_create("drv_secobj_cache", 11430ba2cbe9Sxc sizeof (dld_secobj_t), 0, drv_secobj_ctor, NULL, 11440ba2cbe9Sxc NULL, NULL, NULL, 0); 11450ba2cbe9Sxc drv_secobj_hash = mod_hash_create_extended("drv_secobj_hash", 11460ba2cbe9Sxc SECOBJ_WEP_HASHSZ, mod_hash_null_keydtor, mod_hash_null_valdtor, 11470ba2cbe9Sxc mod_hash_bystr, NULL, mod_hash_strkey_cmp, KM_SLEEP); 11480ba2cbe9Sxc } 11490ba2cbe9Sxc 11500ba2cbe9Sxc static void 11510ba2cbe9Sxc drv_secobj_fini(void) 11520ba2cbe9Sxc { 11530ba2cbe9Sxc mod_hash_destroy_hash(drv_secobj_hash); 11540ba2cbe9Sxc kmem_cache_destroy(drv_secobj_cachep); 11550ba2cbe9Sxc rw_destroy(&drv_secobj_lock); 11560ba2cbe9Sxc } 11570ba2cbe9Sxc 1158eae72b5bSSebastien Roy /* ARGSUSED */ 1159eae72b5bSSebastien Roy static int 1160da14cebeSEric Cheng drv_ioc_secobj_set(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 11610ba2cbe9Sxc { 1162eae72b5bSSebastien Roy dld_ioc_secobj_set_t *ssp = karg; 11630ba2cbe9Sxc dld_secobj_t *sobjp, *objp; 1164eae72b5bSSebastien Roy int err; 11650ba2cbe9Sxc 11660ba2cbe9Sxc sobjp = &ssp->ss_obj; 11670ba2cbe9Sxc 1168a399b765Szf if (sobjp->so_class != DLD_SECOBJ_CLASS_WEP && 1169a399b765Szf sobjp->so_class != DLD_SECOBJ_CLASS_WPA) 1170eae72b5bSSebastien Roy return (EINVAL); 11710ba2cbe9Sxc 11720ba2cbe9Sxc if (sobjp->so_name[DLD_SECOBJ_NAME_MAX - 1] != '\0' || 11730ba2cbe9Sxc sobjp->so_len > DLD_SECOBJ_VAL_MAX) 1174eae72b5bSSebastien Roy return (EINVAL); 11750ba2cbe9Sxc 11760ba2cbe9Sxc rw_enter(&drv_secobj_lock, RW_WRITER); 11770ba2cbe9Sxc err = mod_hash_find(drv_secobj_hash, (mod_hash_key_t)sobjp->so_name, 11780ba2cbe9Sxc (mod_hash_val_t *)&objp); 11790ba2cbe9Sxc if (err == 0) { 11800ba2cbe9Sxc if ((ssp->ss_flags & DLD_SECOBJ_OPT_CREATE) != 0) { 11810ba2cbe9Sxc rw_exit(&drv_secobj_lock); 1182eae72b5bSSebastien Roy return (EEXIST); 11830ba2cbe9Sxc } 11840ba2cbe9Sxc } else { 11850ba2cbe9Sxc ASSERT(err == MH_ERR_NOTFOUND); 11860ba2cbe9Sxc if ((ssp->ss_flags & DLD_SECOBJ_OPT_CREATE) == 0) { 11870ba2cbe9Sxc rw_exit(&drv_secobj_lock); 1188eae72b5bSSebastien Roy return (ENOENT); 11890ba2cbe9Sxc } 11900ba2cbe9Sxc objp = kmem_cache_alloc(drv_secobj_cachep, KM_SLEEP); 11910ba2cbe9Sxc (void) strlcpy(objp->so_name, sobjp->so_name, 11920ba2cbe9Sxc DLD_SECOBJ_NAME_MAX); 11930ba2cbe9Sxc 1194eae72b5bSSebastien Roy VERIFY(mod_hash_insert(drv_secobj_hash, 1195eae72b5bSSebastien Roy (mod_hash_key_t)objp->so_name, (mod_hash_val_t)objp) == 0); 11960ba2cbe9Sxc } 11970ba2cbe9Sxc bcopy(sobjp->so_val, objp->so_val, sobjp->so_len); 11980ba2cbe9Sxc objp->so_len = sobjp->so_len; 11990ba2cbe9Sxc objp->so_class = sobjp->so_class; 12000ba2cbe9Sxc rw_exit(&drv_secobj_lock); 1201eae72b5bSSebastien Roy return (0); 12020ba2cbe9Sxc } 12030ba2cbe9Sxc 12040ba2cbe9Sxc typedef struct dld_secobj_state { 12050ba2cbe9Sxc uint_t ss_free; 12060ba2cbe9Sxc uint_t ss_count; 12070ba2cbe9Sxc int ss_rc; 1208eae72b5bSSebastien Roy int ss_mode; 12090ba2cbe9Sxc dld_secobj_t *ss_objp; 12100ba2cbe9Sxc } dld_secobj_state_t; 12110ba2cbe9Sxc 12120ba2cbe9Sxc /* ARGSUSED */ 12130ba2cbe9Sxc static uint_t 12140ba2cbe9Sxc drv_secobj_walker(mod_hash_key_t key, mod_hash_val_t *val, void *arg) 12150ba2cbe9Sxc { 12160ba2cbe9Sxc dld_secobj_state_t *statep = arg; 12170ba2cbe9Sxc dld_secobj_t *sobjp = (dld_secobj_t *)val; 12180ba2cbe9Sxc 12190ba2cbe9Sxc if (statep->ss_free < sizeof (dld_secobj_t)) { 12200ba2cbe9Sxc statep->ss_rc = ENOSPC; 12210ba2cbe9Sxc return (MH_WALK_TERMINATE); 12220ba2cbe9Sxc } 1223eae72b5bSSebastien Roy if (ddi_copyout(sobjp, statep->ss_objp, sizeof (*sobjp), 1224eae72b5bSSebastien Roy statep->ss_mode) != 0) { 1225eae72b5bSSebastien Roy statep->ss_rc = EFAULT; 1226eae72b5bSSebastien Roy return (MH_WALK_TERMINATE); 1227eae72b5bSSebastien Roy } 12280ba2cbe9Sxc statep->ss_objp++; 12290ba2cbe9Sxc statep->ss_free -= sizeof (dld_secobj_t); 12300ba2cbe9Sxc statep->ss_count++; 12310ba2cbe9Sxc return (MH_WALK_CONTINUE); 12320ba2cbe9Sxc } 12330ba2cbe9Sxc 1234eae72b5bSSebastien Roy /* ARGSUSED */ 1235eae72b5bSSebastien Roy static int 1236da14cebeSEric Cheng drv_ioc_secobj_get(void *karg, intptr_t arg, int mode, cred_t *cred, int *rvalp) 12370ba2cbe9Sxc { 1238eae72b5bSSebastien Roy dld_ioc_secobj_get_t *sgp = karg; 12390ba2cbe9Sxc dld_secobj_t *sobjp, *objp; 1240eae72b5bSSebastien Roy int err; 12410ba2cbe9Sxc 12420ba2cbe9Sxc sobjp = &sgp->sg_obj; 12430ba2cbe9Sxc if (sobjp->so_name[DLD_SECOBJ_NAME_MAX - 1] != '\0') 1244eae72b5bSSebastien Roy return (EINVAL); 12450ba2cbe9Sxc 12460ba2cbe9Sxc rw_enter(&drv_secobj_lock, RW_READER); 12470ba2cbe9Sxc if (sobjp->so_name[0] != '\0') { 12480ba2cbe9Sxc err = mod_hash_find(drv_secobj_hash, 12490ba2cbe9Sxc (mod_hash_key_t)sobjp->so_name, (mod_hash_val_t *)&objp); 12500ba2cbe9Sxc if (err != 0) { 12510ba2cbe9Sxc ASSERT(err == MH_ERR_NOTFOUND); 12520ba2cbe9Sxc rw_exit(&drv_secobj_lock); 1253eae72b5bSSebastien Roy return (ENOENT); 12540ba2cbe9Sxc } 12550ba2cbe9Sxc bcopy(objp->so_val, sobjp->so_val, objp->so_len); 12560ba2cbe9Sxc sobjp->so_len = objp->so_len; 12570ba2cbe9Sxc sobjp->so_class = objp->so_class; 12580ba2cbe9Sxc sgp->sg_count = 1; 12590ba2cbe9Sxc } else { 12600ba2cbe9Sxc dld_secobj_state_t state; 12610ba2cbe9Sxc 1262eae72b5bSSebastien Roy state.ss_free = sgp->sg_size - sizeof (dld_ioc_secobj_get_t); 12630ba2cbe9Sxc state.ss_count = 0; 12640ba2cbe9Sxc state.ss_rc = 0; 1265eae72b5bSSebastien Roy state.ss_mode = mode; 1266eae72b5bSSebastien Roy state.ss_objp = (dld_secobj_t *)((uchar_t *)arg + 1267eae72b5bSSebastien Roy sizeof (dld_ioc_secobj_get_t)); 1268eae72b5bSSebastien Roy 12690ba2cbe9Sxc mod_hash_walk(drv_secobj_hash, drv_secobj_walker, &state); 12700ba2cbe9Sxc if (state.ss_rc != 0) { 12710ba2cbe9Sxc rw_exit(&drv_secobj_lock); 1272eae72b5bSSebastien Roy return (state.ss_rc); 12730ba2cbe9Sxc } 12740ba2cbe9Sxc sgp->sg_count = state.ss_count; 12750ba2cbe9Sxc } 12760ba2cbe9Sxc rw_exit(&drv_secobj_lock); 1277eae72b5bSSebastien Roy return (0); 12780ba2cbe9Sxc } 12790ba2cbe9Sxc 1280eae72b5bSSebastien Roy /* ARGSUSED */ 1281eae72b5bSSebastien Roy static int 1282da14cebeSEric Cheng drv_ioc_secobj_unset(void *karg, intptr_t arg, int mode, cred_t *cred, 1283da14cebeSEric Cheng int *rvalp) 12840ba2cbe9Sxc { 1285eae72b5bSSebastien Roy dld_ioc_secobj_unset_t *sup = karg; 12860ba2cbe9Sxc dld_secobj_t *objp; 12870ba2cbe9Sxc mod_hash_val_t val; 1288eae72b5bSSebastien Roy int err; 12890ba2cbe9Sxc 12900ba2cbe9Sxc if (sup->su_name[DLD_SECOBJ_NAME_MAX - 1] != '\0') 1291eae72b5bSSebastien Roy return (EINVAL); 12920ba2cbe9Sxc 12930ba2cbe9Sxc rw_enter(&drv_secobj_lock, RW_WRITER); 12940ba2cbe9Sxc err = mod_hash_find(drv_secobj_hash, (mod_hash_key_t)sup->su_name, 12950ba2cbe9Sxc (mod_hash_val_t *)&objp); 12960ba2cbe9Sxc if (err != 0) { 12970ba2cbe9Sxc ASSERT(err == MH_ERR_NOTFOUND); 12980ba2cbe9Sxc rw_exit(&drv_secobj_lock); 1299eae72b5bSSebastien Roy return (ENOENT); 13000ba2cbe9Sxc } 1301eae72b5bSSebastien Roy VERIFY(mod_hash_remove(drv_secobj_hash, (mod_hash_key_t)sup->su_name, 1302eae72b5bSSebastien Roy (mod_hash_val_t *)&val) == 0); 13030ba2cbe9Sxc ASSERT(objp == (dld_secobj_t *)val); 13040ba2cbe9Sxc 13050ba2cbe9Sxc kmem_cache_free(drv_secobj_cachep, objp); 13060ba2cbe9Sxc rw_exit(&drv_secobj_lock); 1307eae72b5bSSebastien Roy return (0); 1308eae72b5bSSebastien Roy } 1309eae72b5bSSebastien Roy 13102b24ab6bSSebastien Roy /* 13112b24ab6bSSebastien Roy * Note that ioctls that modify links have a NULL di_priv_func(), as 13122b24ab6bSSebastien Roy * privileges can only be checked after we know the class of the link being 13132b24ab6bSSebastien Roy * modified (due to class-specific fine-grained privileges such as 13142b24ab6bSSebastien Roy * sys_iptun_config). 13152b24ab6bSSebastien Roy */ 1316eae72b5bSSebastien Roy static dld_ioc_info_t drv_ioc_list[] = { 1317eae72b5bSSebastien Roy {DLDIOC_ATTR, DLDCOPYINOUT, sizeof (dld_ioc_attr_t), 13182b24ab6bSSebastien Roy drv_ioc_attr, NULL}, 1319eae72b5bSSebastien Roy {DLDIOC_PHYS_ATTR, DLDCOPYINOUT, sizeof (dld_ioc_phys_attr_t), 13202b24ab6bSSebastien Roy drv_ioc_phys_attr, NULL}, 1321da14cebeSEric Cheng {DLDIOC_SECOBJ_SET, DLDCOPYIN, sizeof (dld_ioc_secobj_set_t), 13222b24ab6bSSebastien Roy drv_ioc_secobj_set, secpolicy_dl_config}, 1323da14cebeSEric Cheng {DLDIOC_SECOBJ_GET, DLDCOPYINOUT, sizeof (dld_ioc_secobj_get_t), 13242b24ab6bSSebastien Roy drv_ioc_secobj_get, secpolicy_dl_config}, 1325da14cebeSEric Cheng {DLDIOC_SECOBJ_UNSET, DLDCOPYIN, sizeof (dld_ioc_secobj_unset_t), 13262b24ab6bSSebastien Roy drv_ioc_secobj_unset, secpolicy_dl_config}, 1327da14cebeSEric Cheng {DLDIOC_DOORSERVER, DLDCOPYIN, sizeof (dld_ioc_door_t), 13282b24ab6bSSebastien Roy drv_ioc_doorserver, secpolicy_dl_config}, 1329da14cebeSEric Cheng {DLDIOC_RENAME, DLDCOPYIN, sizeof (dld_ioc_rename_t), 13302b24ab6bSSebastien Roy drv_ioc_rename, NULL}, 1331da14cebeSEric Cheng {DLDIOC_MACADDRGET, DLDCOPYINOUT, sizeof (dld_ioc_macaddrget_t), 13322b24ab6bSSebastien Roy drv_ioc_macaddrget, NULL}, 1333da14cebeSEric Cheng {DLDIOC_ADDFLOW, DLDCOPYIN, sizeof (dld_ioc_addflow_t), 13342b24ab6bSSebastien Roy drv_ioc_addflow, secpolicy_dl_config}, 1335da14cebeSEric Cheng {DLDIOC_REMOVEFLOW, DLDCOPYIN, sizeof (dld_ioc_removeflow_t), 13362b24ab6bSSebastien Roy drv_ioc_removeflow, secpolicy_dl_config}, 1337da14cebeSEric Cheng {DLDIOC_MODIFYFLOW, DLDCOPYIN, sizeof (dld_ioc_modifyflow_t), 13382b24ab6bSSebastien Roy drv_ioc_modifyflow, secpolicy_dl_config}, 1339da14cebeSEric Cheng {DLDIOC_WALKFLOW, DLDCOPYINOUT, sizeof (dld_ioc_walkflow_t), 13402b24ab6bSSebastien Roy drv_ioc_walkflow, NULL}, 1341da14cebeSEric Cheng {DLDIOC_USAGELOG, DLDCOPYIN, sizeof (dld_ioc_usagelog_t), 13422b24ab6bSSebastien Roy drv_ioc_usagelog, secpolicy_dl_config}, 1343da14cebeSEric Cheng {DLDIOC_SETMACPROP, DLDCOPYIN, sizeof (dld_ioc_macprop_t), 13442b24ab6bSSebastien Roy drv_ioc_setprop, NULL}, 1345eae72b5bSSebastien Roy {DLDIOC_GETMACPROP, DLDCOPYIN, sizeof (dld_ioc_macprop_t), 13462b24ab6bSSebastien Roy drv_ioc_getprop, NULL}, 1347da14cebeSEric Cheng {DLDIOC_GETHWGRP, DLDCOPYINOUT, sizeof (dld_ioc_hwgrpget_t), 1348*0dc2366fSVenugopal Iyer drv_ioc_hwgrpget, NULL}, 1349eae72b5bSSebastien Roy }; 1350eae72b5bSSebastien Roy 1351eae72b5bSSebastien Roy typedef struct dld_ioc_modentry { 1352eae72b5bSSebastien Roy uint16_t dim_modid; /* Top 16 bits of ioctl command */ 1353eae72b5bSSebastien Roy char *dim_modname; /* Module to be loaded */ 1354eae72b5bSSebastien Roy dld_ioc_info_t *dim_list; /* array of ioctl structures */ 1355eae72b5bSSebastien Roy uint_t dim_count; /* number of elements in dim_list */ 1356eae72b5bSSebastien Roy } dld_ioc_modentry_t; 1357eae72b5bSSebastien Roy 1358eae72b5bSSebastien Roy /* 1359eae72b5bSSebastien Roy * For all modules except for dld, dim_list and dim_count are assigned 1360eae72b5bSSebastien Roy * when the modules register their ioctls in dld_ioc_register(). We 1361eae72b5bSSebastien Roy * can statically initialize dld's ioctls in-line here; there's no 1362eae72b5bSSebastien Roy * need for it to call dld_ioc_register() itself. 1363eae72b5bSSebastien Roy */ 1364eae72b5bSSebastien Roy static dld_ioc_modentry_t dld_ioc_modtable[] = { 13652b24ab6bSSebastien Roy {DLD_IOC, "dld", drv_ioc_list, DLDIOCCNT(drv_ioc_list)}, 1366eae72b5bSSebastien Roy {AGGR_IOC, "aggr", NULL, 0}, 1367b509e89bSRishi Srivatsavai {VNIC_IOC, "vnic", NULL, 0}, 13684eaa4710SRishi Srivatsavai {SIMNET_IOC, "simnet", NULL, 0}, 13692b24ab6bSSebastien Roy {BRIDGE_IOC, "bridge", NULL, 0}, 13702b24ab6bSSebastien Roy {IPTUN_IOC, "iptun", NULL, 0} 1371eae72b5bSSebastien Roy }; 1372eae72b5bSSebastien Roy #define DLDIOC_CNT \ 1373eae72b5bSSebastien Roy (sizeof (dld_ioc_modtable) / sizeof (dld_ioc_modentry_t)) 1374eae72b5bSSebastien Roy 1375eae72b5bSSebastien Roy static dld_ioc_modentry_t * 1376eae72b5bSSebastien Roy dld_ioc_findmod(uint16_t modid) 1377eae72b5bSSebastien Roy { 1378eae72b5bSSebastien Roy int i; 1379eae72b5bSSebastien Roy 1380eae72b5bSSebastien Roy for (i = 0; i < DLDIOC_CNT; i++) { 1381eae72b5bSSebastien Roy if (modid == dld_ioc_modtable[i].dim_modid) 1382eae72b5bSSebastien Roy return (&dld_ioc_modtable[i]); 1383eae72b5bSSebastien Roy } 1384eae72b5bSSebastien Roy return (NULL); 1385eae72b5bSSebastien Roy } 1386eae72b5bSSebastien Roy 1387eae72b5bSSebastien Roy int 1388eae72b5bSSebastien Roy dld_ioc_register(uint16_t modid, dld_ioc_info_t *list, uint_t count) 1389eae72b5bSSebastien Roy { 1390eae72b5bSSebastien Roy dld_ioc_modentry_t *dim = dld_ioc_findmod(modid); 1391eae72b5bSSebastien Roy 1392eae72b5bSSebastien Roy if (dim == NULL) 1393eae72b5bSSebastien Roy return (ENOENT); 1394eae72b5bSSebastien Roy 1395eae72b5bSSebastien Roy dim->dim_list = list; 1396eae72b5bSSebastien Roy dim->dim_count = count; 1397eae72b5bSSebastien Roy return (0); 1398eae72b5bSSebastien Roy } 1399eae72b5bSSebastien Roy 1400eae72b5bSSebastien Roy void 1401eae72b5bSSebastien Roy dld_ioc_unregister(uint16_t modid) 1402eae72b5bSSebastien Roy { 1403eae72b5bSSebastien Roy VERIFY(dld_ioc_register(modid, NULL, 0) == 0); 1404eae72b5bSSebastien Roy } 14050ba2cbe9Sxc 1406eae72b5bSSebastien Roy /* 1407eae72b5bSSebastien Roy * The general design with GLDv3 ioctls is that all ioctls issued 1408eae72b5bSSebastien Roy * through /dev/dld go through this drv_ioctl() function. This 1409eae72b5bSSebastien Roy * function handles all ioctls on behalf of modules listed in 1410eae72b5bSSebastien Roy * dld_ioc_modtable. 1411eae72b5bSSebastien Roy * 1412eae72b5bSSebastien Roy * When an ioctl is received, this function looks for the associated 1413eae72b5bSSebastien Roy * module-id-specific ioctl information using dld_ioc_findmod(). The 1414eae72b5bSSebastien Roy * call to ddi_hold_devi_by_instance() on the associated device will 1415eae72b5bSSebastien Roy * cause the kernel module responsible for the ioctl to be loaded if 1416eae72b5bSSebastien Roy * it's not already loaded, which should result in that module calling 1417eae72b5bSSebastien Roy * dld_ioc_register(), thereby filling in the dim_list containing the 1418eae72b5bSSebastien Roy * details for the ioctl being processed. 1419eae72b5bSSebastien Roy * 1420eae72b5bSSebastien Roy * This function can then perform operations such as copyin() data and 1421eae72b5bSSebastien Roy * do credential checks based on the registered ioctl information, 1422eae72b5bSSebastien Roy * then issue the callback function di_func() registered by the 1423eae72b5bSSebastien Roy * responsible module. Upon return, the appropriate copyout() 1424eae72b5bSSebastien Roy * operation can be performed and the operation completes. 1425eae72b5bSSebastien Roy */ 1426eae72b5bSSebastien Roy /* ARGSUSED */ 1427eae72b5bSSebastien Roy static int 1428eae72b5bSSebastien Roy drv_ioctl(dev_t dev, int cmd, intptr_t arg, int mode, cred_t *cred, int *rvalp) 1429eae72b5bSSebastien Roy { 1430eae72b5bSSebastien Roy dld_ioc_modentry_t *dim; 1431eae72b5bSSebastien Roy dld_ioc_info_t *info; 1432eae72b5bSSebastien Roy dev_info_t *dip = NULL; 1433eae72b5bSSebastien Roy void *buf = NULL; 1434eae72b5bSSebastien Roy size_t sz; 1435eae72b5bSSebastien Roy int i, err; 1436eae72b5bSSebastien Roy 1437eae72b5bSSebastien Roy if ((dim = dld_ioc_findmod(DLD_IOC_MODID(cmd))) == NULL) 1438eae72b5bSSebastien Roy return (ENOTSUP); 1439eae72b5bSSebastien Roy 1440eae72b5bSSebastien Roy dip = ddi_hold_devi_by_instance(ddi_name_to_major(dim->dim_modname), 1441eae72b5bSSebastien Roy 0, 0); 1442eae72b5bSSebastien Roy if (dip == NULL || dim->dim_list == NULL) { 1443eae72b5bSSebastien Roy err = ENODEV; 1444eae72b5bSSebastien Roy goto done; 1445eae72b5bSSebastien Roy } 1446eae72b5bSSebastien Roy 1447eae72b5bSSebastien Roy for (i = 0; i < dim->dim_count; i++) { 1448eae72b5bSSebastien Roy if (cmd == dim->dim_list[i].di_cmd) 1449eae72b5bSSebastien Roy break; 1450eae72b5bSSebastien Roy } 1451eae72b5bSSebastien Roy if (i == dim->dim_count) { 1452eae72b5bSSebastien Roy err = ENOTSUP; 1453eae72b5bSSebastien Roy goto done; 1454eae72b5bSSebastien Roy } 1455eae72b5bSSebastien Roy 1456eae72b5bSSebastien Roy info = &dim->dim_list[i]; 14572b24ab6bSSebastien Roy 14582b24ab6bSSebastien Roy if (info->di_priv_func != NULL && 14592b24ab6bSSebastien Roy (err = info->di_priv_func(cred)) != 0) 1460eae72b5bSSebastien Roy goto done; 1461eae72b5bSSebastien Roy 1462eae72b5bSSebastien Roy sz = info->di_argsize; 1463eae72b5bSSebastien Roy if ((buf = kmem_zalloc(sz, KM_NOSLEEP)) == NULL) { 1464eae72b5bSSebastien Roy err = ENOMEM; 1465eae72b5bSSebastien Roy goto done; 1466eae72b5bSSebastien Roy } 1467eae72b5bSSebastien Roy 1468eae72b5bSSebastien Roy if ((info->di_flags & DLDCOPYIN) && 1469eae72b5bSSebastien Roy ddi_copyin((void *)arg, buf, sz, mode) != 0) { 1470eae72b5bSSebastien Roy err = EFAULT; 1471eae72b5bSSebastien Roy goto done; 1472eae72b5bSSebastien Roy } 1473eae72b5bSSebastien Roy 1474da14cebeSEric Cheng err = info->di_func(buf, arg, mode, cred, rvalp); 1475eae72b5bSSebastien Roy 1476eae72b5bSSebastien Roy if ((info->di_flags & DLDCOPYOUT) && 1477eae72b5bSSebastien Roy ddi_copyout(buf, (void *)arg, sz, mode) != 0 && err == 0) 1478eae72b5bSSebastien Roy err = EFAULT; 1479eae72b5bSSebastien Roy 1480eae72b5bSSebastien Roy done: 1481eae72b5bSSebastien Roy if (buf != NULL) 1482eae72b5bSSebastien Roy kmem_free(buf, sz); 1483eae72b5bSSebastien Roy if (dip != NULL) 1484eae72b5bSSebastien Roy ddi_release_devi(dip); 1485eae72b5bSSebastien Roy return (err); 14860ba2cbe9Sxc } 1487