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 /* 22f4b3ec61Sdh * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 237c478bd9Sstevel@tonic-gate * Use is subject to license terms. 247c478bd9Sstevel@tonic-gate */ 257c478bd9Sstevel@tonic-gate 267c478bd9Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 277c478bd9Sstevel@tonic-gate 287c478bd9Sstevel@tonic-gate /* 297c478bd9Sstevel@tonic-gate * Data-Link Driver 307c478bd9Sstevel@tonic-gate */ 317c478bd9Sstevel@tonic-gate 327c478bd9Sstevel@tonic-gate #include <sys/conf.h> 33210db224Sericheng #include <sys/mkdev.h> 347c478bd9Sstevel@tonic-gate #include <sys/modctl.h> 35210db224Sericheng #include <sys/stat.h> 36210db224Sericheng #include <sys/strsun.h> 377c478bd9Sstevel@tonic-gate #include <sys/dld.h> 387c478bd9Sstevel@tonic-gate #include <sys/dld_impl.h> 39210db224Sericheng #include <sys/dls_impl.h> 40f4b3ec61Sdh #include <sys/vlan.h> 41210db224Sericheng #include <inet/common.h> 42210db224Sericheng 43210db224Sericheng /* 44210db224Sericheng * dld control node state, one per open control node session. 45210db224Sericheng */ 46210db224Sericheng typedef struct dld_ctl_str_s { 47210db224Sericheng minor_t cs_minor; 48210db224Sericheng queue_t *cs_wq; 49210db224Sericheng } dld_ctl_str_t; 507c478bd9Sstevel@tonic-gate 517c478bd9Sstevel@tonic-gate static void drv_init(void); 527c478bd9Sstevel@tonic-gate static int drv_fini(void); 537c478bd9Sstevel@tonic-gate 547c478bd9Sstevel@tonic-gate static int drv_getinfo(dev_info_t *, ddi_info_cmd_t, void *, void **); 557c478bd9Sstevel@tonic-gate static int drv_attach(dev_info_t *, ddi_attach_cmd_t); 567c478bd9Sstevel@tonic-gate static int drv_detach(dev_info_t *, ddi_detach_cmd_t); 577c478bd9Sstevel@tonic-gate 580ba2cbe9Sxc /* 590ba2cbe9Sxc * Secure objects declarations 600ba2cbe9Sxc */ 610ba2cbe9Sxc #define SECOBJ_WEP_HASHSZ 67 620ba2cbe9Sxc static krwlock_t drv_secobj_lock; 630ba2cbe9Sxc static kmem_cache_t *drv_secobj_cachep; 640ba2cbe9Sxc static mod_hash_t *drv_secobj_hash; 650ba2cbe9Sxc static void drv_secobj_init(void); 660ba2cbe9Sxc static void drv_secobj_fini(void); 670ba2cbe9Sxc static void drv_ioc_secobj_set(dld_ctl_str_t *, mblk_t *); 680ba2cbe9Sxc static void drv_ioc_secobj_get(dld_ctl_str_t *, mblk_t *); 690ba2cbe9Sxc static void drv_ioc_secobj_unset(dld_ctl_str_t *, mblk_t *); 700ba2cbe9Sxc 71210db224Sericheng /* 72210db224Sericheng * The following entry points are private to dld and are used for control 73210db224Sericheng * operations only. The entry points exported to mac drivers are defined 74210db224Sericheng * in dld_str.c. Refer to the comment on top of dld_str.c for details. 75210db224Sericheng */ 767c478bd9Sstevel@tonic-gate static int drv_open(queue_t *, dev_t *, int, int, cred_t *); 777c478bd9Sstevel@tonic-gate static int drv_close(queue_t *); 787c478bd9Sstevel@tonic-gate 797c478bd9Sstevel@tonic-gate static void drv_uw_put(queue_t *, mblk_t *); 807c478bd9Sstevel@tonic-gate static void drv_uw_srv(queue_t *); 817c478bd9Sstevel@tonic-gate 827c478bd9Sstevel@tonic-gate dev_info_t *dld_dip; /* dev_info_t for the driver */ 83210db224Sericheng uint32_t dld_opt = 0; /* Global options */ 84210db224Sericheng static vmem_t *dld_ctl_vmem; /* for control minor numbers */ 857c478bd9Sstevel@tonic-gate 867c478bd9Sstevel@tonic-gate static struct module_info drv_info = { 877c478bd9Sstevel@tonic-gate 0, /* mi_idnum */ 887c478bd9Sstevel@tonic-gate DLD_DRIVER_NAME, /* mi_idname */ 897c478bd9Sstevel@tonic-gate 0, /* mi_minpsz */ 907c478bd9Sstevel@tonic-gate (64 * 1024), /* mi_maxpsz */ 917c478bd9Sstevel@tonic-gate 1, /* mi_hiwat */ 927c478bd9Sstevel@tonic-gate 0 /* mi_lowat */ 937c478bd9Sstevel@tonic-gate }; 947c478bd9Sstevel@tonic-gate 957c478bd9Sstevel@tonic-gate static struct qinit drv_ur_init = { 967c478bd9Sstevel@tonic-gate NULL, /* qi_putp */ 977c478bd9Sstevel@tonic-gate NULL, /* qi_srvp */ 987c478bd9Sstevel@tonic-gate drv_open, /* qi_qopen */ 997c478bd9Sstevel@tonic-gate drv_close, /* qi_qclose */ 1007c478bd9Sstevel@tonic-gate NULL, /* qi_qadmin */ 1017c478bd9Sstevel@tonic-gate &drv_info, /* qi_minfo */ 1027c478bd9Sstevel@tonic-gate NULL /* qi_mstat */ 1037c478bd9Sstevel@tonic-gate }; 1047c478bd9Sstevel@tonic-gate 1057c478bd9Sstevel@tonic-gate static struct qinit drv_uw_init = { 1067c478bd9Sstevel@tonic-gate (pfi_t)drv_uw_put, /* qi_putp */ 1077c478bd9Sstevel@tonic-gate (pfi_t)drv_uw_srv, /* qi_srvp */ 1087c478bd9Sstevel@tonic-gate NULL, /* qi_qopen */ 1097c478bd9Sstevel@tonic-gate NULL, /* qi_qclose */ 1107c478bd9Sstevel@tonic-gate NULL, /* qi_qadmin */ 1117c478bd9Sstevel@tonic-gate &drv_info, /* qi_minfo */ 1127c478bd9Sstevel@tonic-gate NULL /* qi_mstat */ 1137c478bd9Sstevel@tonic-gate }; 1147c478bd9Sstevel@tonic-gate 1157c478bd9Sstevel@tonic-gate static struct streamtab drv_stream = { 1167c478bd9Sstevel@tonic-gate &drv_ur_init, /* st_rdinit */ 1177c478bd9Sstevel@tonic-gate &drv_uw_init, /* st_wrinit */ 1187c478bd9Sstevel@tonic-gate NULL, /* st_muxrinit */ 1197c478bd9Sstevel@tonic-gate NULL /* st_muxwinit */ 1207c478bd9Sstevel@tonic-gate }; 1217c478bd9Sstevel@tonic-gate 1227c478bd9Sstevel@tonic-gate DDI_DEFINE_STREAM_OPS(drv_ops, nulldev, nulldev, drv_attach, drv_detach, 123210db224Sericheng nodev, drv_getinfo, D_MP, &drv_stream); 1247c478bd9Sstevel@tonic-gate 1257c478bd9Sstevel@tonic-gate /* 1267c478bd9Sstevel@tonic-gate * Module linkage information for the kernel. 1277c478bd9Sstevel@tonic-gate */ 1287c478bd9Sstevel@tonic-gate 1297c478bd9Sstevel@tonic-gate extern struct mod_ops mod_driverops; 1307c478bd9Sstevel@tonic-gate 1317c478bd9Sstevel@tonic-gate static struct modldrv drv_modldrv = { 1327c478bd9Sstevel@tonic-gate &mod_driverops, 1337c478bd9Sstevel@tonic-gate DLD_INFO, 1347c478bd9Sstevel@tonic-gate &drv_ops 1357c478bd9Sstevel@tonic-gate }; 1367c478bd9Sstevel@tonic-gate 1377c478bd9Sstevel@tonic-gate static struct modlinkage drv_modlinkage = { 1387c478bd9Sstevel@tonic-gate MODREV_1, 1397c478bd9Sstevel@tonic-gate &drv_modldrv, 1407c478bd9Sstevel@tonic-gate NULL 1417c478bd9Sstevel@tonic-gate }; 1427c478bd9Sstevel@tonic-gate 1437c478bd9Sstevel@tonic-gate int 1447c478bd9Sstevel@tonic-gate _init(void) 1457c478bd9Sstevel@tonic-gate { 1467c478bd9Sstevel@tonic-gate int err; 1477c478bd9Sstevel@tonic-gate 148210db224Sericheng drv_init(); 149210db224Sericheng 1507c478bd9Sstevel@tonic-gate if ((err = mod_install(&drv_modlinkage)) != 0) 1517c478bd9Sstevel@tonic-gate return (err); 1527c478bd9Sstevel@tonic-gate 1537c478bd9Sstevel@tonic-gate return (0); 1547c478bd9Sstevel@tonic-gate } 1557c478bd9Sstevel@tonic-gate 1567c478bd9Sstevel@tonic-gate int 1577c478bd9Sstevel@tonic-gate _fini(void) 1587c478bd9Sstevel@tonic-gate { 1597c478bd9Sstevel@tonic-gate int err; 1607c478bd9Sstevel@tonic-gate 1617c478bd9Sstevel@tonic-gate if ((err = mod_remove(&drv_modlinkage)) != 0) 1627c478bd9Sstevel@tonic-gate return (err); 1637c478bd9Sstevel@tonic-gate 164210db224Sericheng if (drv_fini() != 0) { 165210db224Sericheng (void) mod_install(&drv_modlinkage); 166210db224Sericheng return (DDI_FAILURE); 167210db224Sericheng } 1687c478bd9Sstevel@tonic-gate 1697c478bd9Sstevel@tonic-gate return (err); 1707c478bd9Sstevel@tonic-gate } 1717c478bd9Sstevel@tonic-gate 1727c478bd9Sstevel@tonic-gate int 1737c478bd9Sstevel@tonic-gate _info(struct modinfo *modinfop) 1747c478bd9Sstevel@tonic-gate { 1757c478bd9Sstevel@tonic-gate return (mod_info(&drv_modlinkage, modinfop)); 1767c478bd9Sstevel@tonic-gate } 1777c478bd9Sstevel@tonic-gate 1787c478bd9Sstevel@tonic-gate /* 179210db224Sericheng * Initialize component modules. 1807c478bd9Sstevel@tonic-gate */ 1817c478bd9Sstevel@tonic-gate static void 1827c478bd9Sstevel@tonic-gate drv_init(void) 1837c478bd9Sstevel@tonic-gate { 184210db224Sericheng dld_ctl_vmem = vmem_create("dld_ctl", (void *)1, MAXMIN, 1, 185210db224Sericheng NULL, NULL, NULL, 1, VM_SLEEP | VMC_IDENTIFIER); 1860ba2cbe9Sxc drv_secobj_init(); 1877c478bd9Sstevel@tonic-gate dld_str_init(); 1887c478bd9Sstevel@tonic-gate } 1897c478bd9Sstevel@tonic-gate 1907c478bd9Sstevel@tonic-gate static int 1917c478bd9Sstevel@tonic-gate drv_fini(void) 1927c478bd9Sstevel@tonic-gate { 1937c478bd9Sstevel@tonic-gate int err; 1947c478bd9Sstevel@tonic-gate 195210db224Sericheng if ((err = dld_str_fini()) != 0) 1967c478bd9Sstevel@tonic-gate return (err); 1977c478bd9Sstevel@tonic-gate 1980ba2cbe9Sxc drv_secobj_fini(); 199210db224Sericheng vmem_destroy(dld_ctl_vmem); 2007c478bd9Sstevel@tonic-gate return (0); 2017c478bd9Sstevel@tonic-gate } 2027c478bd9Sstevel@tonic-gate 2037c478bd9Sstevel@tonic-gate /* 2047c478bd9Sstevel@tonic-gate * devo_getinfo: getinfo(9e) 2057c478bd9Sstevel@tonic-gate */ 2067c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 2077c478bd9Sstevel@tonic-gate static int 2087c478bd9Sstevel@tonic-gate drv_getinfo(dev_info_t *dip, ddi_info_cmd_t cmd, void *arg, void **resp) 2097c478bd9Sstevel@tonic-gate { 2107c478bd9Sstevel@tonic-gate if (dld_dip == NULL) 2117c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2127c478bd9Sstevel@tonic-gate 2137c478bd9Sstevel@tonic-gate switch (cmd) { 2147c478bd9Sstevel@tonic-gate case DDI_INFO_DEVT2INSTANCE: 2157c478bd9Sstevel@tonic-gate *resp = (void *)0; 2167c478bd9Sstevel@tonic-gate break; 2177c478bd9Sstevel@tonic-gate case DDI_INFO_DEVT2DEVINFO: 2187c478bd9Sstevel@tonic-gate *resp = (void *)dld_dip; 2197c478bd9Sstevel@tonic-gate break; 2207c478bd9Sstevel@tonic-gate default: 2217c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2227c478bd9Sstevel@tonic-gate } 2237c478bd9Sstevel@tonic-gate 2247c478bd9Sstevel@tonic-gate return (DDI_SUCCESS); 2257c478bd9Sstevel@tonic-gate } 2267c478bd9Sstevel@tonic-gate 2277c478bd9Sstevel@tonic-gate /* 2287c478bd9Sstevel@tonic-gate * Check properties to set options. (See dld.h for property definitions). 2297c478bd9Sstevel@tonic-gate */ 2307c478bd9Sstevel@tonic-gate static void 2317c478bd9Sstevel@tonic-gate drv_set_opt(dev_info_t *dip) 2327c478bd9Sstevel@tonic-gate { 2337c478bd9Sstevel@tonic-gate if (ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, 2347c478bd9Sstevel@tonic-gate DLD_PROP_NO_FASTPATH, 0) != 0) { 2357c478bd9Sstevel@tonic-gate dld_opt |= DLD_OPT_NO_FASTPATH; 2367c478bd9Sstevel@tonic-gate } 2377c478bd9Sstevel@tonic-gate 2387c478bd9Sstevel@tonic-gate if (ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, 2397c478bd9Sstevel@tonic-gate DLD_PROP_NO_POLL, 0) != 0) { 2407c478bd9Sstevel@tonic-gate dld_opt |= DLD_OPT_NO_POLL; 2417c478bd9Sstevel@tonic-gate } 2427c478bd9Sstevel@tonic-gate 2437c478bd9Sstevel@tonic-gate if (ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, 2447c478bd9Sstevel@tonic-gate DLD_PROP_NO_ZEROCOPY, 0) != 0) { 2457c478bd9Sstevel@tonic-gate dld_opt |= DLD_OPT_NO_ZEROCOPY; 2467c478bd9Sstevel@tonic-gate } 247*9c175129Sja 248*9c175129Sja if (ddi_prop_get_int(DDI_DEV_T_ANY, dip, DDI_PROP_DONTPASS, 249*9c175129Sja DLD_PROP_NO_SOFTRING, 0) != 0) { 250*9c175129Sja dld_opt |= DLD_OPT_NO_SOFTRING; 251*9c175129Sja } 2527c478bd9Sstevel@tonic-gate } 2537c478bd9Sstevel@tonic-gate 2547c478bd9Sstevel@tonic-gate /* 2557c478bd9Sstevel@tonic-gate * devo_attach: attach(9e) 2567c478bd9Sstevel@tonic-gate */ 2577c478bd9Sstevel@tonic-gate static int 2587c478bd9Sstevel@tonic-gate drv_attach(dev_info_t *dip, ddi_attach_cmd_t cmd) 2597c478bd9Sstevel@tonic-gate { 2607c478bd9Sstevel@tonic-gate if (cmd != DDI_ATTACH) 2617c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2627c478bd9Sstevel@tonic-gate 2637c478bd9Sstevel@tonic-gate ASSERT(ddi_get_instance(dip) == 0); 2647c478bd9Sstevel@tonic-gate 2657c478bd9Sstevel@tonic-gate drv_set_opt(dip); 2667c478bd9Sstevel@tonic-gate 2677c478bd9Sstevel@tonic-gate /* 2687c478bd9Sstevel@tonic-gate * Create control node. DLPI provider nodes will be created on demand. 2697c478bd9Sstevel@tonic-gate */ 2707c478bd9Sstevel@tonic-gate if (ddi_create_minor_node(dip, DLD_CONTROL_MINOR_NAME, S_IFCHR, 2717c478bd9Sstevel@tonic-gate DLD_CONTROL_MINOR, DDI_PSEUDO, 0) != DDI_SUCCESS) 2727c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2737c478bd9Sstevel@tonic-gate 2747c478bd9Sstevel@tonic-gate dld_dip = dip; 2757c478bd9Sstevel@tonic-gate 2767c478bd9Sstevel@tonic-gate /* 2777c478bd9Sstevel@tonic-gate * Log the fact that the driver is now attached. 2787c478bd9Sstevel@tonic-gate */ 2797c478bd9Sstevel@tonic-gate ddi_report_dev(dip); 2807c478bd9Sstevel@tonic-gate return (DDI_SUCCESS); 2817c478bd9Sstevel@tonic-gate } 2827c478bd9Sstevel@tonic-gate 2837c478bd9Sstevel@tonic-gate /* 2847c478bd9Sstevel@tonic-gate * devo_detach: detach(9e) 2857c478bd9Sstevel@tonic-gate */ 2867c478bd9Sstevel@tonic-gate static int 2877c478bd9Sstevel@tonic-gate drv_detach(dev_info_t *dip, ddi_detach_cmd_t cmd) 2887c478bd9Sstevel@tonic-gate { 2897c478bd9Sstevel@tonic-gate if (cmd != DDI_DETACH) 2907c478bd9Sstevel@tonic-gate return (DDI_FAILURE); 2917c478bd9Sstevel@tonic-gate 2927c478bd9Sstevel@tonic-gate ASSERT(dld_dip == dip); 2937c478bd9Sstevel@tonic-gate 2947c478bd9Sstevel@tonic-gate /* 2957c478bd9Sstevel@tonic-gate * Remove the control node. 2967c478bd9Sstevel@tonic-gate */ 2977c478bd9Sstevel@tonic-gate ddi_remove_minor_node(dip, DLD_CONTROL_MINOR_NAME); 2987c478bd9Sstevel@tonic-gate dld_dip = NULL; 2997c478bd9Sstevel@tonic-gate 3007c478bd9Sstevel@tonic-gate return (DDI_SUCCESS); 3017c478bd9Sstevel@tonic-gate } 3027c478bd9Sstevel@tonic-gate 3037c478bd9Sstevel@tonic-gate /* 304210db224Sericheng * dld control node open procedure. 3057c478bd9Sstevel@tonic-gate */ 3067c478bd9Sstevel@tonic-gate /*ARGSUSED*/ 3077c478bd9Sstevel@tonic-gate static int 3087c478bd9Sstevel@tonic-gate drv_open(queue_t *rq, dev_t *devp, int flag, int sflag, cred_t *credp) 3097c478bd9Sstevel@tonic-gate { 310210db224Sericheng dld_ctl_str_t *ctls; 3117c478bd9Sstevel@tonic-gate minor_t minor; 312210db224Sericheng queue_t *oq = OTHERQ(rq); 3137c478bd9Sstevel@tonic-gate 314210db224Sericheng if (sflag == MODOPEN) 315210db224Sericheng return (ENOTSUP); 3167c478bd9Sstevel@tonic-gate 3177c478bd9Sstevel@tonic-gate /* 3187c478bd9Sstevel@tonic-gate * This is a cloning driver and therefore each queue should only 3197c478bd9Sstevel@tonic-gate * ever get opened once. 3207c478bd9Sstevel@tonic-gate */ 3217c478bd9Sstevel@tonic-gate if (rq->q_ptr != NULL) 3227c478bd9Sstevel@tonic-gate return (EBUSY); 3237c478bd9Sstevel@tonic-gate 324210db224Sericheng minor = (minor_t)(uintptr_t)vmem_alloc(dld_ctl_vmem, 1, VM_NOSLEEP); 325210db224Sericheng if (minor == 0) 326210db224Sericheng return (ENOMEM); 3277c478bd9Sstevel@tonic-gate 328210db224Sericheng ctls = kmem_zalloc(sizeof (dld_ctl_str_t), KM_NOSLEEP); 329210db224Sericheng if (ctls == NULL) { 330210db224Sericheng vmem_free(dld_ctl_vmem, (void *)(uintptr_t)minor, 1); 331210db224Sericheng return (ENOMEM); 332210db224Sericheng } 3337c478bd9Sstevel@tonic-gate 334210db224Sericheng ctls->cs_minor = minor; 335210db224Sericheng ctls->cs_wq = WR(rq); 3367c478bd9Sstevel@tonic-gate 337210db224Sericheng rq->q_ptr = ctls; 338210db224Sericheng oq->q_ptr = ctls; 3397c478bd9Sstevel@tonic-gate 3407c478bd9Sstevel@tonic-gate /* 3417c478bd9Sstevel@tonic-gate * Enable the queue srv(9e) routine. 3427c478bd9Sstevel@tonic-gate */ 3437c478bd9Sstevel@tonic-gate qprocson(rq); 3447c478bd9Sstevel@tonic-gate 3457c478bd9Sstevel@tonic-gate /* 3467c478bd9Sstevel@tonic-gate * Construct a cloned dev_t to hand back. 3477c478bd9Sstevel@tonic-gate */ 348210db224Sericheng *devp = makedevice(getmajor(*devp), ctls->cs_minor); 3497c478bd9Sstevel@tonic-gate return (0); 3507c478bd9Sstevel@tonic-gate } 3517c478bd9Sstevel@tonic-gate 3527c478bd9Sstevel@tonic-gate /* 353210db224Sericheng * dld control node close procedure. 3547c478bd9Sstevel@tonic-gate */ 3557c478bd9Sstevel@tonic-gate static int 3567c478bd9Sstevel@tonic-gate drv_close(queue_t *rq) 3577c478bd9Sstevel@tonic-gate { 358210db224Sericheng dld_ctl_str_t *ctls; 3597c478bd9Sstevel@tonic-gate 360210db224Sericheng ctls = rq->q_ptr; 361210db224Sericheng ASSERT(ctls != NULL); 3627c478bd9Sstevel@tonic-gate 3637c478bd9Sstevel@tonic-gate /* 3647c478bd9Sstevel@tonic-gate * Disable the queue srv(9e) routine. 3657c478bd9Sstevel@tonic-gate */ 3667c478bd9Sstevel@tonic-gate qprocsoff(rq); 3677c478bd9Sstevel@tonic-gate 368210db224Sericheng vmem_free(dld_ctl_vmem, (void *)(uintptr_t)ctls->cs_minor, 1); 369210db224Sericheng 370210db224Sericheng kmem_free(ctls, sizeof (dld_ctl_str_t)); 3717c478bd9Sstevel@tonic-gate 3727c478bd9Sstevel@tonic-gate return (0); 3737c478bd9Sstevel@tonic-gate } 3747c478bd9Sstevel@tonic-gate 3757c478bd9Sstevel@tonic-gate /* 376210db224Sericheng * DLDIOCATTR 3777c478bd9Sstevel@tonic-gate */ 3787c478bd9Sstevel@tonic-gate static void 379210db224Sericheng drv_ioc_attr(dld_ctl_str_t *ctls, mblk_t *mp) 3807c478bd9Sstevel@tonic-gate { 381ba2e4443Sseb dld_ioc_attr_t *diap; 382210db224Sericheng dls_vlan_t *dvp = NULL; 383210db224Sericheng dls_link_t *dlp = NULL; 384210db224Sericheng int err; 385210db224Sericheng queue_t *q = ctls->cs_wq; 3867c478bd9Sstevel@tonic-gate 387210db224Sericheng if ((err = miocpullup(mp, sizeof (dld_ioc_attr_t))) != 0) 388210db224Sericheng goto failed; 3897c478bd9Sstevel@tonic-gate 390210db224Sericheng diap = (dld_ioc_attr_t *)mp->b_cont->b_rptr; 391210db224Sericheng diap->dia_name[IFNAMSIZ - 1] = '\0'; 392210db224Sericheng 393210db224Sericheng if (dls_vlan_hold(diap->dia_name, &dvp, B_FALSE) != 0) { 394210db224Sericheng err = ENOENT; 395210db224Sericheng goto failed; 396210db224Sericheng } 397210db224Sericheng 398210db224Sericheng dlp = dvp->dv_dlp; 399ba2e4443Sseb (void) strlcpy(diap->dia_dev, dlp->dl_name, sizeof (diap->dia_dev)); 400210db224Sericheng diap->dia_vid = dvp->dv_id; 401210db224Sericheng diap->dia_max_sdu = dlp->dl_mip->mi_sdu_max; 402210db224Sericheng 403210db224Sericheng dls_vlan_rele(dvp); 404210db224Sericheng miocack(q, mp, sizeof (dld_ioc_attr_t), 0); 405210db224Sericheng return; 406210db224Sericheng 407210db224Sericheng failed: 408210db224Sericheng ASSERT(err != 0); 409210db224Sericheng if (err == ENOENT) { 410210db224Sericheng char devname[MAXNAMELEN]; 411210db224Sericheng uint_t instance; 412210db224Sericheng major_t major; 413210db224Sericheng 414210db224Sericheng /* 415210db224Sericheng * Try to detect if the specified device is gldv3 416210db224Sericheng * and return ENODEV if it is not. 417210db224Sericheng */ 418210db224Sericheng if (ddi_parse(diap->dia_name, devname, &instance) == 0 && 419210db224Sericheng (major = ddi_name_to_major(devname)) != (major_t)-1 && 420210db224Sericheng !GLDV3_DRV(major)) 421210db224Sericheng err = ENODEV; 422210db224Sericheng } 423210db224Sericheng miocnak(q, mp, 0, err); 4247c478bd9Sstevel@tonic-gate } 4257c478bd9Sstevel@tonic-gate 426210db224Sericheng 4277c478bd9Sstevel@tonic-gate /* 428210db224Sericheng * DLDIOCVLAN 4297c478bd9Sstevel@tonic-gate */ 430210db224Sericheng typedef struct dld_ioc_vlan_state { 431210db224Sericheng uint_t bytes_left; 432aae21359Skrgopi dld_ioc_vlan_t *divp; 433210db224Sericheng dld_vlan_info_t *vlanp; 434210db224Sericheng } dld_ioc_vlan_state_t; 435210db224Sericheng 436210db224Sericheng static int 437210db224Sericheng drv_ioc_vlan_info(dls_vlan_t *dvp, void *arg) 438210db224Sericheng { 439210db224Sericheng dld_ioc_vlan_state_t *statep = arg; 440210db224Sericheng 441aae21359Skrgopi /* 442aae21359Skrgopi * passed buffer space is limited to 65536 bytes. So 443aae21359Skrgopi * copy only the vlans associated with the passed link. 444aae21359Skrgopi */ 445ba2e4443Sseb if (strcmp(dvp->dv_dlp->dl_name, statep->divp->div_name) == 0 && 446aae21359Skrgopi dvp->dv_id != 0) { 447aae21359Skrgopi if (statep->bytes_left < sizeof (dld_vlan_info_t)) 448aae21359Skrgopi return (ENOSPC); 449aae21359Skrgopi 450aae21359Skrgopi (void) strlcpy(statep->vlanp->dvi_name, 451aae21359Skrgopi dvp->dv_name, IFNAMSIZ); 452aae21359Skrgopi statep->divp->div_count++; 453aae21359Skrgopi statep->bytes_left -= sizeof (dld_vlan_info_t); 454aae21359Skrgopi statep->vlanp += 1; 455aae21359Skrgopi } 456210db224Sericheng return (0); 457210db224Sericheng } 458210db224Sericheng 4597c478bd9Sstevel@tonic-gate static void 460210db224Sericheng drv_ioc_vlan(dld_ctl_str_t *ctls, mblk_t *mp) 4617c478bd9Sstevel@tonic-gate { 462210db224Sericheng dld_ioc_vlan_t *divp; 463210db224Sericheng dld_ioc_vlan_state_t state; 464210db224Sericheng int err = EINVAL; 465210db224Sericheng queue_t *q = ctls->cs_wq; 466aae21359Skrgopi mblk_t *bp; 4677c478bd9Sstevel@tonic-gate 468210db224Sericheng if ((err = miocpullup(mp, sizeof (dld_ioc_vlan_t))) != 0) 469210db224Sericheng goto failed; 4707c478bd9Sstevel@tonic-gate 471aae21359Skrgopi if ((bp = msgpullup(mp->b_cont, -1)) == NULL) 472aae21359Skrgopi goto failed; 473aae21359Skrgopi 474aae21359Skrgopi freemsg(mp->b_cont); 475aae21359Skrgopi mp->b_cont = bp; 476aae21359Skrgopi divp = (dld_ioc_vlan_t *)bp->b_rptr; 477aae21359Skrgopi divp->div_count = 0; 478aae21359Skrgopi state.bytes_left = MBLKL(bp) - sizeof (dld_ioc_vlan_t); 479aae21359Skrgopi state.divp = divp; 480210db224Sericheng state.vlanp = (dld_vlan_info_t *)(divp + 1); 4817c478bd9Sstevel@tonic-gate 482210db224Sericheng err = dls_vlan_walk(drv_ioc_vlan_info, &state); 483210db224Sericheng if (err != 0) 484210db224Sericheng goto failed; 485210db224Sericheng 486210db224Sericheng miocack(q, mp, sizeof (dld_ioc_vlan_t) + 487aae21359Skrgopi state.divp->div_count * sizeof (dld_vlan_info_t), 0); 488210db224Sericheng return; 489210db224Sericheng 490210db224Sericheng failed: 491210db224Sericheng ASSERT(err != 0); 492210db224Sericheng miocnak(q, mp, 0, err); 493210db224Sericheng } 494210db224Sericheng 495f4b3ec61Sdh /* 496f4b3ec61Sdh * DLDIOCHOLDVLAN 497f4b3ec61Sdh */ 498f4b3ec61Sdh static void 499f4b3ec61Sdh drv_hold_vlan(dld_ctl_str_t *ctls, mblk_t *mp) 500f4b3ec61Sdh { 501f4b3ec61Sdh queue_t *q = ctls->cs_wq; 502f4b3ec61Sdh dld_hold_vlan_t *dhv; 503f4b3ec61Sdh mblk_t *nmp; 504789e0dbbSdh int err = EINVAL; 505f4b3ec61Sdh dls_vlan_t *dvp; 506789e0dbbSdh char mac[MAXNAMELEN]; 507789e0dbbSdh dev_info_t *dip = NULL; 508789e0dbbSdh major_t major; 509789e0dbbSdh uint_t index; 510f4b3ec61Sdh 511f4b3ec61Sdh nmp = mp->b_cont; 512789e0dbbSdh if (nmp == NULL || MBLKL(nmp) < sizeof (dld_hold_vlan_t)) 513789e0dbbSdh goto failed; 514789e0dbbSdh 515f4b3ec61Sdh dhv = (dld_hold_vlan_t *)nmp->b_rptr; 516f4b3ec61Sdh 517789e0dbbSdh /* 518789e0dbbSdh * When a device instance without opens is detached, its 519789e0dbbSdh * dls_vlan_t will be destroyed. A subsequent DLDIOCHOLDVLAN 520789e0dbbSdh * invoked on this device instance will fail because 521789e0dbbSdh * dls_vlan_hold() does not create non-tagged vlans on demand. 522789e0dbbSdh * To handle this problem, we must force the creation of the 523789e0dbbSdh * dls_vlan_t (if it doesn't already exist) by calling 524789e0dbbSdh * ddi_hold_devi_by_instance() before calling dls_vlan_hold(). 525789e0dbbSdh */ 526789e0dbbSdh if (ddi_parse(dhv->dhv_name, mac, &index) != DDI_SUCCESS) 527789e0dbbSdh goto failed; 528789e0dbbSdh 529789e0dbbSdh if (DLS_PPA2VID(index) == VLAN_ID_NONE && strcmp(mac, "aggr") != 0) { 530789e0dbbSdh if ((major = ddi_name_to_major(mac)) == (major_t)-1 || 531789e0dbbSdh (dip = ddi_hold_devi_by_instance(major, 532789e0dbbSdh DLS_PPA2INST(index), 0)) == NULL) 533789e0dbbSdh goto failed; 534f4b3ec61Sdh } 535f4b3ec61Sdh 536789e0dbbSdh err = dls_vlan_hold(dhv->dhv_name, &dvp, B_TRUE); 537789e0dbbSdh if (dip != NULL) 538789e0dbbSdh ddi_release_devi(dip); 539789e0dbbSdh 540789e0dbbSdh if (err != 0) 541789e0dbbSdh goto failed; 542789e0dbbSdh 543f4b3ec61Sdh if ((err = dls_vlan_setzoneid(dhv->dhv_name, dhv->dhv_zid, 544f595a68aSyz dhv->dhv_docheck)) != 0) { 545f595a68aSyz dls_vlan_rele(dvp); 546789e0dbbSdh goto failed; 547f595a68aSyz } else { 548f4b3ec61Sdh miocack(q, mp, 0, 0); 549789e0dbbSdh return; 550f595a68aSyz } 551789e0dbbSdh failed: 552789e0dbbSdh miocnak(q, mp, 0, err); 553f4b3ec61Sdh } 554f4b3ec61Sdh 555f4b3ec61Sdh /* 556f4b3ec61Sdh * DLDIOCRELEVLAN 557f4b3ec61Sdh */ 558f4b3ec61Sdh static void 559f4b3ec61Sdh drv_rele_vlan(dld_ctl_str_t *ctls, mblk_t *mp) 560f4b3ec61Sdh { 561f4b3ec61Sdh queue_t *q = ctls->cs_wq; 562f4b3ec61Sdh dld_hold_vlan_t *dhv; 563f4b3ec61Sdh mblk_t *nmp; 564f4b3ec61Sdh int err; 565f4b3ec61Sdh 566f4b3ec61Sdh nmp = mp->b_cont; 567f4b3ec61Sdh if (nmp == NULL || MBLKL(nmp) < sizeof (dld_hold_vlan_t)) { 568f4b3ec61Sdh err = EINVAL; 569f4b3ec61Sdh miocnak(q, mp, 0, err); 570f4b3ec61Sdh return; 571f4b3ec61Sdh } 572f4b3ec61Sdh dhv = (dld_hold_vlan_t *)nmp->b_rptr; 573f4b3ec61Sdh 574f4b3ec61Sdh if ((err = dls_vlan_setzoneid(dhv->dhv_name, dhv->dhv_zid, 575f4b3ec61Sdh dhv->dhv_docheck)) != 0) { 576f4b3ec61Sdh miocnak(q, mp, 0, err); 577f4b3ec61Sdh return; 578f4b3ec61Sdh } 579f4b3ec61Sdh 580f4b3ec61Sdh if ((err = dls_vlan_rele_by_name(dhv->dhv_name)) != 0) { 581f4b3ec61Sdh miocnak(q, mp, 0, err); 582f4b3ec61Sdh return; 583f4b3ec61Sdh } 584f4b3ec61Sdh 585f4b3ec61Sdh miocack(q, mp, 0, 0); 586f4b3ec61Sdh } 587f4b3ec61Sdh 588f4b3ec61Sdh /* 589f4b3ec61Sdh * DLDIOCZIDGET 590f4b3ec61Sdh */ 591f4b3ec61Sdh static void 592f4b3ec61Sdh drv_ioc_zid_get(dld_ctl_str_t *ctls, mblk_t *mp) 593f4b3ec61Sdh { 594f4b3ec61Sdh queue_t *q = ctls->cs_wq; 595f4b3ec61Sdh dld_hold_vlan_t *dhv; 596f4b3ec61Sdh mblk_t *nmp; 597f4b3ec61Sdh int err; 598f4b3ec61Sdh 599f4b3ec61Sdh nmp = mp->b_cont; 600f4b3ec61Sdh if (nmp == NULL || MBLKL(nmp) < sizeof (dld_hold_vlan_t)) { 601f4b3ec61Sdh err = EINVAL; 602f4b3ec61Sdh miocnak(q, mp, 0, err); 603f4b3ec61Sdh return; 604f4b3ec61Sdh } 605f4b3ec61Sdh dhv = (dld_hold_vlan_t *)nmp->b_rptr; 606f4b3ec61Sdh 607f4b3ec61Sdh if ((err = dls_vlan_getzoneid(dhv->dhv_name, &dhv->dhv_zid)) != 0) 608f4b3ec61Sdh miocnak(q, mp, 0, err); 609f4b3ec61Sdh else 610f4b3ec61Sdh miocack(q, mp, sizeof (dld_hold_vlan_t), 0); 611f4b3ec61Sdh } 612210db224Sericheng 613210db224Sericheng /* 614210db224Sericheng * Process an IOCTL message received by the control node. 615210db224Sericheng */ 616210db224Sericheng static void 617210db224Sericheng drv_ioc(dld_ctl_str_t *ctls, mblk_t *mp) 618210db224Sericheng { 619210db224Sericheng uint_t cmd; 620210db224Sericheng 621210db224Sericheng cmd = ((struct iocblk *)mp->b_rptr)->ioc_cmd; 622210db224Sericheng switch (cmd) { 623210db224Sericheng case DLDIOCATTR: 624210db224Sericheng drv_ioc_attr(ctls, mp); 625210db224Sericheng return; 626210db224Sericheng case DLDIOCVLAN: 627210db224Sericheng drv_ioc_vlan(ctls, mp); 6287c478bd9Sstevel@tonic-gate return; 6290ba2cbe9Sxc case DLDIOCSECOBJSET: 6300ba2cbe9Sxc drv_ioc_secobj_set(ctls, mp); 6310ba2cbe9Sxc return; 6320ba2cbe9Sxc case DLDIOCSECOBJGET: 6330ba2cbe9Sxc drv_ioc_secobj_get(ctls, mp); 6340ba2cbe9Sxc return; 6350ba2cbe9Sxc case DLDIOCSECOBJUNSET: 6360ba2cbe9Sxc drv_ioc_secobj_unset(ctls, mp); 6370ba2cbe9Sxc return; 638f4b3ec61Sdh case DLDIOCHOLDVLAN: 639f4b3ec61Sdh drv_hold_vlan(ctls, mp); 640f4b3ec61Sdh return; 641f4b3ec61Sdh case DLDIOCRELEVLAN: 642f4b3ec61Sdh drv_rele_vlan(ctls, mp); 643f4b3ec61Sdh return; 644f4b3ec61Sdh case DLDIOCZIDGET: 645f4b3ec61Sdh drv_ioc_zid_get(ctls, mp); 646f4b3ec61Sdh return; 647210db224Sericheng default: 648210db224Sericheng miocnak(ctls->cs_wq, mp, 0, ENOTSUP); 649210db224Sericheng return; 650210db224Sericheng } 651210db224Sericheng } 6527c478bd9Sstevel@tonic-gate 653210db224Sericheng /* 654210db224Sericheng * Write side put routine of the dld control node. 655210db224Sericheng */ 656210db224Sericheng static void 657210db224Sericheng drv_uw_put(queue_t *q, mblk_t *mp) 658210db224Sericheng { 659210db224Sericheng dld_ctl_str_t *ctls = q->q_ptr; 660210db224Sericheng 661210db224Sericheng switch (mp->b_datap->db_type) { 662210db224Sericheng case M_IOCTL: 663210db224Sericheng drv_ioc(ctls, mp); 664210db224Sericheng break; 665210db224Sericheng default: 666210db224Sericheng freemsg(mp); 667210db224Sericheng break; 668210db224Sericheng } 669210db224Sericheng } 670210db224Sericheng 671210db224Sericheng /* 672210db224Sericheng * Write-side service procedure. 673210db224Sericheng */ 674210db224Sericheng void 675210db224Sericheng drv_uw_srv(queue_t *q) 676210db224Sericheng { 677210db224Sericheng mblk_t *mp; 678210db224Sericheng 679210db224Sericheng while (mp = getq(q)) 680210db224Sericheng drv_uw_put(q, mp); 6817c478bd9Sstevel@tonic-gate } 6820ba2cbe9Sxc 6830ba2cbe9Sxc /* 6840ba2cbe9Sxc * Secure objects implementation 6850ba2cbe9Sxc */ 6860ba2cbe9Sxc 6870ba2cbe9Sxc /* ARGSUSED */ 6880ba2cbe9Sxc static int 6890ba2cbe9Sxc drv_secobj_ctor(void *buf, void *arg, int kmflag) 6900ba2cbe9Sxc { 6910ba2cbe9Sxc bzero(buf, sizeof (dld_secobj_t)); 6920ba2cbe9Sxc return (0); 6930ba2cbe9Sxc } 6940ba2cbe9Sxc 6950ba2cbe9Sxc static void 6960ba2cbe9Sxc drv_secobj_init(void) 6970ba2cbe9Sxc { 6980ba2cbe9Sxc rw_init(&drv_secobj_lock, NULL, RW_DEFAULT, NULL); 6990ba2cbe9Sxc drv_secobj_cachep = kmem_cache_create("drv_secobj_cache", 7000ba2cbe9Sxc sizeof (dld_secobj_t), 0, drv_secobj_ctor, NULL, 7010ba2cbe9Sxc NULL, NULL, NULL, 0); 7020ba2cbe9Sxc drv_secobj_hash = mod_hash_create_extended("drv_secobj_hash", 7030ba2cbe9Sxc SECOBJ_WEP_HASHSZ, mod_hash_null_keydtor, mod_hash_null_valdtor, 7040ba2cbe9Sxc mod_hash_bystr, NULL, mod_hash_strkey_cmp, KM_SLEEP); 7050ba2cbe9Sxc } 7060ba2cbe9Sxc 7070ba2cbe9Sxc static void 7080ba2cbe9Sxc drv_secobj_fini(void) 7090ba2cbe9Sxc { 7100ba2cbe9Sxc mod_hash_destroy_hash(drv_secobj_hash); 7110ba2cbe9Sxc kmem_cache_destroy(drv_secobj_cachep); 7120ba2cbe9Sxc rw_destroy(&drv_secobj_lock); 7130ba2cbe9Sxc } 7140ba2cbe9Sxc 7150ba2cbe9Sxc static void 7160ba2cbe9Sxc drv_ioc_secobj_set(dld_ctl_str_t *ctls, mblk_t *mp) 7170ba2cbe9Sxc { 7180ba2cbe9Sxc dld_ioc_secobj_set_t *ssp; 7190ba2cbe9Sxc dld_secobj_t *sobjp, *objp; 7200ba2cbe9Sxc int err = EINVAL; 7210ba2cbe9Sxc queue_t *q = ctls->cs_wq; 7220ba2cbe9Sxc 7230ba2cbe9Sxc if ((err = miocpullup(mp, sizeof (dld_ioc_secobj_set_t))) != 0) 7240ba2cbe9Sxc goto failed; 7250ba2cbe9Sxc 7260ba2cbe9Sxc ssp = (dld_ioc_secobj_set_t *)mp->b_cont->b_rptr; 7270ba2cbe9Sxc sobjp = &ssp->ss_obj; 7280ba2cbe9Sxc 7290ba2cbe9Sxc if (sobjp->so_class != DLD_SECOBJ_CLASS_WEP) 7300ba2cbe9Sxc goto failed; 7310ba2cbe9Sxc 7320ba2cbe9Sxc if (sobjp->so_name[DLD_SECOBJ_NAME_MAX - 1] != '\0' || 7330ba2cbe9Sxc sobjp->so_len > DLD_SECOBJ_VAL_MAX) 7340ba2cbe9Sxc goto failed; 7350ba2cbe9Sxc 7360ba2cbe9Sxc rw_enter(&drv_secobj_lock, RW_WRITER); 7370ba2cbe9Sxc err = mod_hash_find(drv_secobj_hash, (mod_hash_key_t)sobjp->so_name, 7380ba2cbe9Sxc (mod_hash_val_t *)&objp); 7390ba2cbe9Sxc if (err == 0) { 7400ba2cbe9Sxc if ((ssp->ss_flags & DLD_SECOBJ_OPT_CREATE) != 0) { 7410ba2cbe9Sxc err = EEXIST; 7420ba2cbe9Sxc rw_exit(&drv_secobj_lock); 7430ba2cbe9Sxc goto failed; 7440ba2cbe9Sxc } 7450ba2cbe9Sxc } else { 7460ba2cbe9Sxc ASSERT(err == MH_ERR_NOTFOUND); 7470ba2cbe9Sxc if ((ssp->ss_flags & DLD_SECOBJ_OPT_CREATE) == 0) { 7480ba2cbe9Sxc err = ENOENT; 7490ba2cbe9Sxc rw_exit(&drv_secobj_lock); 7500ba2cbe9Sxc goto failed; 7510ba2cbe9Sxc } 7520ba2cbe9Sxc objp = kmem_cache_alloc(drv_secobj_cachep, KM_SLEEP); 7530ba2cbe9Sxc (void) strlcpy(objp->so_name, sobjp->so_name, 7540ba2cbe9Sxc DLD_SECOBJ_NAME_MAX); 7550ba2cbe9Sxc 7560ba2cbe9Sxc err = mod_hash_insert(drv_secobj_hash, 7570ba2cbe9Sxc (mod_hash_key_t)objp->so_name, (mod_hash_val_t)objp); 7580ba2cbe9Sxc ASSERT(err == 0); 7590ba2cbe9Sxc } 7600ba2cbe9Sxc bcopy(sobjp->so_val, objp->so_val, sobjp->so_len); 7610ba2cbe9Sxc objp->so_len = sobjp->so_len; 7620ba2cbe9Sxc objp->so_class = sobjp->so_class; 7630ba2cbe9Sxc rw_exit(&drv_secobj_lock); 7640ba2cbe9Sxc miocack(q, mp, 0, 0); 7650ba2cbe9Sxc return; 7660ba2cbe9Sxc 7670ba2cbe9Sxc failed: 7680ba2cbe9Sxc ASSERT(err != 0); 7690ba2cbe9Sxc miocnak(q, mp, 0, err); 7700ba2cbe9Sxc 7710ba2cbe9Sxc } 7720ba2cbe9Sxc 7730ba2cbe9Sxc typedef struct dld_secobj_state { 7740ba2cbe9Sxc uint_t ss_free; 7750ba2cbe9Sxc uint_t ss_count; 7760ba2cbe9Sxc int ss_rc; 7770ba2cbe9Sxc dld_secobj_t *ss_objp; 7780ba2cbe9Sxc } dld_secobj_state_t; 7790ba2cbe9Sxc 7800ba2cbe9Sxc /* ARGSUSED */ 7810ba2cbe9Sxc static uint_t 7820ba2cbe9Sxc drv_secobj_walker(mod_hash_key_t key, mod_hash_val_t *val, void *arg) 7830ba2cbe9Sxc { 7840ba2cbe9Sxc dld_secobj_state_t *statep = arg; 7850ba2cbe9Sxc dld_secobj_t *sobjp = (dld_secobj_t *)val; 7860ba2cbe9Sxc 7870ba2cbe9Sxc if (statep->ss_free < sizeof (dld_secobj_t)) { 7880ba2cbe9Sxc statep->ss_rc = ENOSPC; 7890ba2cbe9Sxc return (MH_WALK_TERMINATE); 7900ba2cbe9Sxc } 7910ba2cbe9Sxc bcopy(sobjp, statep->ss_objp, sizeof (dld_secobj_t)); 7920ba2cbe9Sxc statep->ss_objp++; 7930ba2cbe9Sxc statep->ss_free -= sizeof (dld_secobj_t); 7940ba2cbe9Sxc statep->ss_count++; 7950ba2cbe9Sxc return (MH_WALK_CONTINUE); 7960ba2cbe9Sxc } 7970ba2cbe9Sxc 7980ba2cbe9Sxc static void 7990ba2cbe9Sxc drv_ioc_secobj_get(dld_ctl_str_t *ctls, mblk_t *mp) 8000ba2cbe9Sxc { 8010ba2cbe9Sxc dld_ioc_secobj_get_t *sgp; 8020ba2cbe9Sxc dld_secobj_t *sobjp, *objp; 8030ba2cbe9Sxc int err = EINVAL; 8040ba2cbe9Sxc uint_t extra = 0; 8050ba2cbe9Sxc queue_t *q = ctls->cs_wq; 8060ba2cbe9Sxc mblk_t *bp; 8070ba2cbe9Sxc 8080ba2cbe9Sxc if ((err = miocpullup(mp, sizeof (dld_ioc_secobj_get_t))) != 0) 8090ba2cbe9Sxc goto failed; 8100ba2cbe9Sxc 8110ba2cbe9Sxc if ((bp = msgpullup(mp->b_cont, -1)) == NULL) 8120ba2cbe9Sxc goto failed; 8130ba2cbe9Sxc 8140ba2cbe9Sxc freemsg(mp->b_cont); 8150ba2cbe9Sxc mp->b_cont = bp; 8160ba2cbe9Sxc sgp = (dld_ioc_secobj_get_t *)bp->b_rptr; 8170ba2cbe9Sxc sobjp = &sgp->sg_obj; 8180ba2cbe9Sxc 8190ba2cbe9Sxc if (sobjp->so_name[DLD_SECOBJ_NAME_MAX - 1] != '\0') 8200ba2cbe9Sxc goto failed; 8210ba2cbe9Sxc 8220ba2cbe9Sxc rw_enter(&drv_secobj_lock, RW_READER); 8230ba2cbe9Sxc if (sobjp->so_name[0] != '\0') { 8240ba2cbe9Sxc err = mod_hash_find(drv_secobj_hash, 8250ba2cbe9Sxc (mod_hash_key_t)sobjp->so_name, (mod_hash_val_t *)&objp); 8260ba2cbe9Sxc if (err != 0) { 8270ba2cbe9Sxc ASSERT(err == MH_ERR_NOTFOUND); 8280ba2cbe9Sxc err = ENOENT; 8290ba2cbe9Sxc rw_exit(&drv_secobj_lock); 8300ba2cbe9Sxc goto failed; 8310ba2cbe9Sxc } 8320ba2cbe9Sxc bcopy(objp->so_val, sobjp->so_val, objp->so_len); 8330ba2cbe9Sxc sobjp->so_len = objp->so_len; 8340ba2cbe9Sxc sobjp->so_class = objp->so_class; 8350ba2cbe9Sxc sgp->sg_count = 1; 8360ba2cbe9Sxc } else { 8370ba2cbe9Sxc dld_secobj_state_t state; 8380ba2cbe9Sxc 8390ba2cbe9Sxc state.ss_free = MBLKL(bp) - sizeof (dld_ioc_secobj_get_t); 8400ba2cbe9Sxc state.ss_count = 0; 8410ba2cbe9Sxc state.ss_rc = 0; 8420ba2cbe9Sxc state.ss_objp = (dld_secobj_t *)(sgp + 1); 8430ba2cbe9Sxc mod_hash_walk(drv_secobj_hash, drv_secobj_walker, &state); 8440ba2cbe9Sxc if (state.ss_rc != 0) { 8450ba2cbe9Sxc err = state.ss_rc; 8460ba2cbe9Sxc rw_exit(&drv_secobj_lock); 8470ba2cbe9Sxc goto failed; 8480ba2cbe9Sxc } 8490ba2cbe9Sxc sgp->sg_count = state.ss_count; 8500ba2cbe9Sxc extra = state.ss_count * sizeof (dld_secobj_t); 8510ba2cbe9Sxc } 8520ba2cbe9Sxc rw_exit(&drv_secobj_lock); 8530ba2cbe9Sxc miocack(q, mp, sizeof (dld_ioc_secobj_get_t) + extra, 0); 8540ba2cbe9Sxc return; 8550ba2cbe9Sxc 8560ba2cbe9Sxc failed: 8570ba2cbe9Sxc ASSERT(err != 0); 8580ba2cbe9Sxc miocnak(q, mp, 0, err); 8590ba2cbe9Sxc 8600ba2cbe9Sxc } 8610ba2cbe9Sxc 8620ba2cbe9Sxc static void 8630ba2cbe9Sxc drv_ioc_secobj_unset(dld_ctl_str_t *ctls, mblk_t *mp) 8640ba2cbe9Sxc { 8650ba2cbe9Sxc dld_ioc_secobj_unset_t *sup; 8660ba2cbe9Sxc dld_secobj_t *objp; 8670ba2cbe9Sxc mod_hash_val_t val; 8680ba2cbe9Sxc int err = EINVAL; 8690ba2cbe9Sxc queue_t *q = ctls->cs_wq; 8700ba2cbe9Sxc 8710ba2cbe9Sxc if ((err = miocpullup(mp, sizeof (dld_ioc_secobj_unset_t))) != 0) 8720ba2cbe9Sxc goto failed; 8730ba2cbe9Sxc 8740ba2cbe9Sxc sup = (dld_ioc_secobj_unset_t *)mp->b_cont->b_rptr; 8750ba2cbe9Sxc if (sup->su_name[DLD_SECOBJ_NAME_MAX - 1] != '\0') 8760ba2cbe9Sxc goto failed; 8770ba2cbe9Sxc 8780ba2cbe9Sxc rw_enter(&drv_secobj_lock, RW_WRITER); 8790ba2cbe9Sxc err = mod_hash_find(drv_secobj_hash, (mod_hash_key_t)sup->su_name, 8800ba2cbe9Sxc (mod_hash_val_t *)&objp); 8810ba2cbe9Sxc if (err != 0) { 8820ba2cbe9Sxc ASSERT(err == MH_ERR_NOTFOUND); 8830ba2cbe9Sxc err = ENOENT; 8840ba2cbe9Sxc rw_exit(&drv_secobj_lock); 8850ba2cbe9Sxc goto failed; 8860ba2cbe9Sxc } 8870ba2cbe9Sxc err = mod_hash_remove(drv_secobj_hash, (mod_hash_key_t)sup->su_name, 8880ba2cbe9Sxc (mod_hash_val_t *)&val); 8890ba2cbe9Sxc ASSERT(err == 0); 8900ba2cbe9Sxc ASSERT(objp == (dld_secobj_t *)val); 8910ba2cbe9Sxc 8920ba2cbe9Sxc kmem_cache_free(drv_secobj_cachep, objp); 8930ba2cbe9Sxc rw_exit(&drv_secobj_lock); 8940ba2cbe9Sxc miocack(q, mp, 0, 0); 8950ba2cbe9Sxc return; 8960ba2cbe9Sxc 8970ba2cbe9Sxc failed: 8980ba2cbe9Sxc ASSERT(err != 0); 8990ba2cbe9Sxc miocnak(q, mp, 0, err); 9000ba2cbe9Sxc } 901