1*0Sstevel@tonic-gate /* 2*0Sstevel@tonic-gate * CDDL HEADER START 3*0Sstevel@tonic-gate * 4*0Sstevel@tonic-gate * The contents of this file are subject to the terms of the 5*0Sstevel@tonic-gate * Common Development and Distribution License, Version 1.0 only 6*0Sstevel@tonic-gate * (the "License"). You may not use this file except in compliance 7*0Sstevel@tonic-gate * with the License. 8*0Sstevel@tonic-gate * 9*0Sstevel@tonic-gate * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10*0Sstevel@tonic-gate * or http://www.opensolaris.org/os/licensing. 11*0Sstevel@tonic-gate * See the License for the specific language governing permissions 12*0Sstevel@tonic-gate * and limitations under the License. 13*0Sstevel@tonic-gate * 14*0Sstevel@tonic-gate * When distributing Covered Code, include this CDDL HEADER in each 15*0Sstevel@tonic-gate * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16*0Sstevel@tonic-gate * If applicable, add the following below this CDDL HEADER, with the 17*0Sstevel@tonic-gate * fields enclosed by brackets "[]" replaced with your own identifying 18*0Sstevel@tonic-gate * information: Portions Copyright [yyyy] [name of copyright owner] 19*0Sstevel@tonic-gate * 20*0Sstevel@tonic-gate * CDDL HEADER END 21*0Sstevel@tonic-gate */ 22*0Sstevel@tonic-gate /* 23*0Sstevel@tonic-gate * Copyright 2004 Sun Microsystems, Inc. All rights reserved. 24*0Sstevel@tonic-gate * Use is subject to license terms. 25*0Sstevel@tonic-gate */ 26*0Sstevel@tonic-gate 27*0Sstevel@tonic-gate #pragma ident "%Z%%M% %I% %E% SMI" 28*0Sstevel@tonic-gate 29*0Sstevel@tonic-gate #include <sys/ctfs.h> 30*0Sstevel@tonic-gate #include <sys/contract.h> 31*0Sstevel@tonic-gate #include <libnvpair.h> 32*0Sstevel@tonic-gate #include <assert.h> 33*0Sstevel@tonic-gate #include <unistd.h> 34*0Sstevel@tonic-gate #include <errno.h> 35*0Sstevel@tonic-gate #include <libcontract.h> 36*0Sstevel@tonic-gate #include "libcontract_impl.h" 37*0Sstevel@tonic-gate 38*0Sstevel@tonic-gate /* 39*0Sstevel@tonic-gate * Common template routines 40*0Sstevel@tonic-gate */ 41*0Sstevel@tonic-gate 42*0Sstevel@tonic-gate int 43*0Sstevel@tonic-gate ct_tmpl_activate(int fd) 44*0Sstevel@tonic-gate { 45*0Sstevel@tonic-gate if (ioctl(fd, CT_TACTIVATE) == -1) 46*0Sstevel@tonic-gate return (errno); 47*0Sstevel@tonic-gate return (0); 48*0Sstevel@tonic-gate } 49*0Sstevel@tonic-gate 50*0Sstevel@tonic-gate int 51*0Sstevel@tonic-gate ct_tmpl_clear(int fd) 52*0Sstevel@tonic-gate { 53*0Sstevel@tonic-gate if (ioctl(fd, CT_TCLEAR) == -1) 54*0Sstevel@tonic-gate return (errno); 55*0Sstevel@tonic-gate return (0); 56*0Sstevel@tonic-gate } 57*0Sstevel@tonic-gate 58*0Sstevel@tonic-gate int 59*0Sstevel@tonic-gate ct_tmpl_create(int fd, ctid_t *ctidp) 60*0Sstevel@tonic-gate { 61*0Sstevel@tonic-gate ctid_t ctid = ioctl(fd, CT_TCREATE); 62*0Sstevel@tonic-gate if (ctid == -1) 63*0Sstevel@tonic-gate return (errno); 64*0Sstevel@tonic-gate *ctidp = ctid; 65*0Sstevel@tonic-gate return (0); 66*0Sstevel@tonic-gate } 67*0Sstevel@tonic-gate 68*0Sstevel@tonic-gate int 69*0Sstevel@tonic-gate ct_tmpl_set_internal(int fd, uint_t id, uint_t value) 70*0Sstevel@tonic-gate { 71*0Sstevel@tonic-gate ct_param_t param; 72*0Sstevel@tonic-gate param.ctpm_id = id; 73*0Sstevel@tonic-gate param.ctpm_value = value; 74*0Sstevel@tonic-gate if (ioctl(fd, CT_TSET, ¶m) == -1) 75*0Sstevel@tonic-gate return (errno); 76*0Sstevel@tonic-gate return (0); 77*0Sstevel@tonic-gate } 78*0Sstevel@tonic-gate 79*0Sstevel@tonic-gate int 80*0Sstevel@tonic-gate ct_tmpl_set_critical(int fd, uint_t events) 81*0Sstevel@tonic-gate { 82*0Sstevel@tonic-gate return (ct_tmpl_set_internal(fd, CTP_EV_CRITICAL, events)); 83*0Sstevel@tonic-gate } 84*0Sstevel@tonic-gate 85*0Sstevel@tonic-gate int 86*0Sstevel@tonic-gate ct_tmpl_set_informative(int fd, uint_t events) 87*0Sstevel@tonic-gate { 88*0Sstevel@tonic-gate return (ct_tmpl_set_internal(fd, CTP_EV_INFO, events)); 89*0Sstevel@tonic-gate } 90*0Sstevel@tonic-gate 91*0Sstevel@tonic-gate int 92*0Sstevel@tonic-gate ct_tmpl_set_cookie(int fd, uint64_t cookie) 93*0Sstevel@tonic-gate { 94*0Sstevel@tonic-gate ct_param_t param; 95*0Sstevel@tonic-gate param.ctpm_id = CTP_COOKIE; 96*0Sstevel@tonic-gate param.ctpm_value = cookie; 97*0Sstevel@tonic-gate if (ioctl(fd, CT_TSET, ¶m) == -1) 98*0Sstevel@tonic-gate return (errno); 99*0Sstevel@tonic-gate return (0); 100*0Sstevel@tonic-gate } 101*0Sstevel@tonic-gate 102*0Sstevel@tonic-gate int 103*0Sstevel@tonic-gate ct_tmpl_get_internal(int fd, uint_t id, uint_t *value) 104*0Sstevel@tonic-gate { 105*0Sstevel@tonic-gate ct_param_t param; 106*0Sstevel@tonic-gate 107*0Sstevel@tonic-gate param.ctpm_id = id; 108*0Sstevel@tonic-gate if (ioctl(fd, CT_TGET, ¶m) == -1) 109*0Sstevel@tonic-gate return (errno); 110*0Sstevel@tonic-gate *value = param.ctpm_value; 111*0Sstevel@tonic-gate return (0); 112*0Sstevel@tonic-gate } 113*0Sstevel@tonic-gate 114*0Sstevel@tonic-gate int 115*0Sstevel@tonic-gate ct_tmpl_get_critical(int fd, uint_t *events) 116*0Sstevel@tonic-gate { 117*0Sstevel@tonic-gate return (ct_tmpl_get_internal(fd, CTP_EV_CRITICAL, events)); 118*0Sstevel@tonic-gate } 119*0Sstevel@tonic-gate 120*0Sstevel@tonic-gate int 121*0Sstevel@tonic-gate ct_tmpl_get_informative(int fd, uint_t *events) 122*0Sstevel@tonic-gate { 123*0Sstevel@tonic-gate return (ct_tmpl_get_internal(fd, CTP_EV_INFO, events)); 124*0Sstevel@tonic-gate } 125*0Sstevel@tonic-gate 126*0Sstevel@tonic-gate int 127*0Sstevel@tonic-gate ct_tmpl_get_cookie(int fd, uint64_t *cookie) 128*0Sstevel@tonic-gate { 129*0Sstevel@tonic-gate ct_param_t param; 130*0Sstevel@tonic-gate 131*0Sstevel@tonic-gate param.ctpm_id = CTP_COOKIE; 132*0Sstevel@tonic-gate if (ioctl(fd, CT_TGET, ¶m) == -1) 133*0Sstevel@tonic-gate return (errno); 134*0Sstevel@tonic-gate *cookie = param.ctpm_value; 135*0Sstevel@tonic-gate return (0); 136*0Sstevel@tonic-gate } 137*0Sstevel@tonic-gate 138*0Sstevel@tonic-gate /* 139*0Sstevel@tonic-gate * Common ctl routines 140*0Sstevel@tonic-gate */ 141*0Sstevel@tonic-gate 142*0Sstevel@tonic-gate int 143*0Sstevel@tonic-gate ct_ctl_adopt(int fd) 144*0Sstevel@tonic-gate { 145*0Sstevel@tonic-gate if (ioctl(fd, CT_CADOPT) == -1) 146*0Sstevel@tonic-gate return (errno); 147*0Sstevel@tonic-gate return (0); 148*0Sstevel@tonic-gate } 149*0Sstevel@tonic-gate 150*0Sstevel@tonic-gate int 151*0Sstevel@tonic-gate ct_ctl_abandon(int fd) 152*0Sstevel@tonic-gate { 153*0Sstevel@tonic-gate if (ioctl(fd, CT_CABANDON) == -1) 154*0Sstevel@tonic-gate return (errno); 155*0Sstevel@tonic-gate return (0); 156*0Sstevel@tonic-gate } 157*0Sstevel@tonic-gate 158*0Sstevel@tonic-gate /*ARGSUSED*/ 159*0Sstevel@tonic-gate int 160*0Sstevel@tonic-gate ct_ctl_newct(int cfd, ctevid_t evid, int tfd) 161*0Sstevel@tonic-gate { 162*0Sstevel@tonic-gate if (ioctl(cfd, CT_CNEWCT, tfd) == -1) 163*0Sstevel@tonic-gate return (errno); 164*0Sstevel@tonic-gate return (0); 165*0Sstevel@tonic-gate } 166*0Sstevel@tonic-gate 167*0Sstevel@tonic-gate int 168*0Sstevel@tonic-gate ct_ctl_ack(int fd, ctevid_t event) 169*0Sstevel@tonic-gate { 170*0Sstevel@tonic-gate if (ioctl(fd, CT_CACK, &event) == -1) 171*0Sstevel@tonic-gate return (errno); 172*0Sstevel@tonic-gate return (0); 173*0Sstevel@tonic-gate } 174*0Sstevel@tonic-gate 175*0Sstevel@tonic-gate int 176*0Sstevel@tonic-gate ct_ctl_qack(int fd, ctevid_t event) 177*0Sstevel@tonic-gate { 178*0Sstevel@tonic-gate if (ioctl(fd, CT_CQREQ, &event) == -1) 179*0Sstevel@tonic-gate return (errno); 180*0Sstevel@tonic-gate return (0); 181*0Sstevel@tonic-gate } 182*0Sstevel@tonic-gate 183*0Sstevel@tonic-gate /* 184*0Sstevel@tonic-gate * Common status routines 185*0Sstevel@tonic-gate */ 186*0Sstevel@tonic-gate 187*0Sstevel@tonic-gate int 188*0Sstevel@tonic-gate ct_status_read(int fd, int detail, ct_stathdl_t *stathdl) 189*0Sstevel@tonic-gate { 190*0Sstevel@tonic-gate char *status_buffer = NULL; 191*0Sstevel@tonic-gate int status_nbytes = 0; 192*0Sstevel@tonic-gate struct ctlib_status_info *info; 193*0Sstevel@tonic-gate int error; 194*0Sstevel@tonic-gate 195*0Sstevel@tonic-gate info = malloc(sizeof (struct ctlib_status_info)); 196*0Sstevel@tonic-gate if (info == NULL) 197*0Sstevel@tonic-gate return (errno); 198*0Sstevel@tonic-gate 199*0Sstevel@tonic-gate info->status.ctst_detail = detail; 200*0Sstevel@tonic-gate if (detail != CTD_COMMON) { 201*0Sstevel@tonic-gate for (;;) { 202*0Sstevel@tonic-gate info->status.ctst_nbytes = status_nbytes; 203*0Sstevel@tonic-gate info->status.ctst_buffer = status_buffer; 204*0Sstevel@tonic-gate do 205*0Sstevel@tonic-gate error = ioctl(fd, CT_SSTATUS, &info->status); 206*0Sstevel@tonic-gate while (error == -1 && errno == EINTR); 207*0Sstevel@tonic-gate if (error == -1) 208*0Sstevel@tonic-gate goto errout; 209*0Sstevel@tonic-gate if (info->status.ctst_nbytes <= status_nbytes) 210*0Sstevel@tonic-gate break; 211*0Sstevel@tonic-gate 212*0Sstevel@tonic-gate if (status_buffer) 213*0Sstevel@tonic-gate free(status_buffer); 214*0Sstevel@tonic-gate status_nbytes = info->status.ctst_nbytes; 215*0Sstevel@tonic-gate status_buffer = malloc(status_nbytes); 216*0Sstevel@tonic-gate if (status_buffer == NULL) 217*0Sstevel@tonic-gate goto errout; 218*0Sstevel@tonic-gate } 219*0Sstevel@tonic-gate if ((errno = nvlist_unpack(info->status.ctst_buffer, 220*0Sstevel@tonic-gate info->status.ctst_nbytes, &info->nvl, 0)) != 0) 221*0Sstevel@tonic-gate goto errout; 222*0Sstevel@tonic-gate 223*0Sstevel@tonic-gate free(status_buffer); 224*0Sstevel@tonic-gate status_buffer = NULL; 225*0Sstevel@tonic-gate 226*0Sstevel@tonic-gate } else { 227*0Sstevel@tonic-gate info->status.ctst_nbytes = 0; 228*0Sstevel@tonic-gate info->nvl = NULL; 229*0Sstevel@tonic-gate if (ioctl(fd, CT_SSTATUS, &info->status) == -1) 230*0Sstevel@tonic-gate goto errout; 231*0Sstevel@tonic-gate } 232*0Sstevel@tonic-gate 233*0Sstevel@tonic-gate *stathdl = info; 234*0Sstevel@tonic-gate return (0); 235*0Sstevel@tonic-gate 236*0Sstevel@tonic-gate errout: 237*0Sstevel@tonic-gate error = errno; 238*0Sstevel@tonic-gate if (status_buffer) 239*0Sstevel@tonic-gate free(status_buffer); 240*0Sstevel@tonic-gate if (info) 241*0Sstevel@tonic-gate free(info); 242*0Sstevel@tonic-gate return (error); 243*0Sstevel@tonic-gate } 244*0Sstevel@tonic-gate 245*0Sstevel@tonic-gate void 246*0Sstevel@tonic-gate ct_status_free(ct_stathdl_t stathdl) 247*0Sstevel@tonic-gate { 248*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 249*0Sstevel@tonic-gate 250*0Sstevel@tonic-gate if (info->nvl) { 251*0Sstevel@tonic-gate assert(info->status.ctst_detail != CTD_COMMON); 252*0Sstevel@tonic-gate nvlist_free(info->nvl); 253*0Sstevel@tonic-gate } 254*0Sstevel@tonic-gate 255*0Sstevel@tonic-gate free(info); 256*0Sstevel@tonic-gate } 257*0Sstevel@tonic-gate 258*0Sstevel@tonic-gate ctid_t 259*0Sstevel@tonic-gate ct_status_get_id(ct_stathdl_t stathdl) 260*0Sstevel@tonic-gate { 261*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 262*0Sstevel@tonic-gate return (info->status.ctst_id); 263*0Sstevel@tonic-gate } 264*0Sstevel@tonic-gate 265*0Sstevel@tonic-gate zoneid_t 266*0Sstevel@tonic-gate ct_status_get_zoneid(ct_stathdl_t stathdl) 267*0Sstevel@tonic-gate { 268*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 269*0Sstevel@tonic-gate return (info->status.ctst_zoneid); 270*0Sstevel@tonic-gate } 271*0Sstevel@tonic-gate 272*0Sstevel@tonic-gate const char * 273*0Sstevel@tonic-gate ct_status_get_type(ct_stathdl_t stathdl) 274*0Sstevel@tonic-gate { 275*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 276*0Sstevel@tonic-gate return (types[info->status.ctst_type].type_name); 277*0Sstevel@tonic-gate } 278*0Sstevel@tonic-gate 279*0Sstevel@tonic-gate id_t 280*0Sstevel@tonic-gate ct_status_get_holder(ct_stathdl_t stathdl) 281*0Sstevel@tonic-gate { 282*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 283*0Sstevel@tonic-gate return (info->status.ctst_holder); 284*0Sstevel@tonic-gate } 285*0Sstevel@tonic-gate 286*0Sstevel@tonic-gate ctstate_t 287*0Sstevel@tonic-gate ct_status_get_state(ct_stathdl_t stathdl) 288*0Sstevel@tonic-gate { 289*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 290*0Sstevel@tonic-gate return (info->status.ctst_state); 291*0Sstevel@tonic-gate } 292*0Sstevel@tonic-gate 293*0Sstevel@tonic-gate int 294*0Sstevel@tonic-gate ct_status_get_nevents(ct_stathdl_t stathdl) 295*0Sstevel@tonic-gate { 296*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 297*0Sstevel@tonic-gate return (info->status.ctst_nevents); 298*0Sstevel@tonic-gate } 299*0Sstevel@tonic-gate 300*0Sstevel@tonic-gate int 301*0Sstevel@tonic-gate ct_status_get_ntime(ct_stathdl_t stathdl) 302*0Sstevel@tonic-gate { 303*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 304*0Sstevel@tonic-gate return (info->status.ctst_ntime); 305*0Sstevel@tonic-gate } 306*0Sstevel@tonic-gate 307*0Sstevel@tonic-gate int 308*0Sstevel@tonic-gate ct_status_get_qtime(ct_stathdl_t stathdl) 309*0Sstevel@tonic-gate { 310*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 311*0Sstevel@tonic-gate return (info->status.ctst_qtime); 312*0Sstevel@tonic-gate } 313*0Sstevel@tonic-gate 314*0Sstevel@tonic-gate ctevid_t 315*0Sstevel@tonic-gate ct_status_get_nevid(ct_stathdl_t stathdl) 316*0Sstevel@tonic-gate { 317*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 318*0Sstevel@tonic-gate return (info->status.ctst_nevid); 319*0Sstevel@tonic-gate } 320*0Sstevel@tonic-gate 321*0Sstevel@tonic-gate uint_t 322*0Sstevel@tonic-gate ct_status_get_informative(ct_stathdl_t stathdl) 323*0Sstevel@tonic-gate { 324*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 325*0Sstevel@tonic-gate return (info->status.ctst_informative); 326*0Sstevel@tonic-gate } 327*0Sstevel@tonic-gate 328*0Sstevel@tonic-gate uint_t 329*0Sstevel@tonic-gate ct_status_get_critical(ct_stathdl_t stathdl) 330*0Sstevel@tonic-gate { 331*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 332*0Sstevel@tonic-gate return (info->status.ctst_critical); 333*0Sstevel@tonic-gate } 334*0Sstevel@tonic-gate 335*0Sstevel@tonic-gate uint64_t 336*0Sstevel@tonic-gate ct_status_get_cookie(ct_stathdl_t stathdl) 337*0Sstevel@tonic-gate { 338*0Sstevel@tonic-gate struct ctlib_status_info *info = stathdl; 339*0Sstevel@tonic-gate return (info->status.ctst_cookie); 340*0Sstevel@tonic-gate } 341*0Sstevel@tonic-gate 342*0Sstevel@tonic-gate /* 343*0Sstevel@tonic-gate * Common event routines 344*0Sstevel@tonic-gate */ 345*0Sstevel@tonic-gate 346*0Sstevel@tonic-gate static int 347*0Sstevel@tonic-gate unpack_and_merge(nvlist_t **nvl, char *buffer, size_t len) 348*0Sstevel@tonic-gate { 349*0Sstevel@tonic-gate nvlist_t *tmpnvl; 350*0Sstevel@tonic-gate int error; 351*0Sstevel@tonic-gate 352*0Sstevel@tonic-gate if ((error = nvlist_unpack(buffer, len, &tmpnvl, 0)) != 0) 353*0Sstevel@tonic-gate return (error); 354*0Sstevel@tonic-gate 355*0Sstevel@tonic-gate if (*nvl == NULL) { 356*0Sstevel@tonic-gate *nvl = tmpnvl; 357*0Sstevel@tonic-gate return (0); 358*0Sstevel@tonic-gate } 359*0Sstevel@tonic-gate 360*0Sstevel@tonic-gate error = nvlist_merge(*nvl, tmpnvl, 0); 361*0Sstevel@tonic-gate nvlist_free(tmpnvl); 362*0Sstevel@tonic-gate return (error); 363*0Sstevel@tonic-gate } 364*0Sstevel@tonic-gate 365*0Sstevel@tonic-gate static int 366*0Sstevel@tonic-gate ct_event_read_internal(int fd, int cmd, ct_evthdl_t *evt) 367*0Sstevel@tonic-gate { 368*0Sstevel@tonic-gate char *event_buffer = NULL; 369*0Sstevel@tonic-gate int event_nbytes = 0; 370*0Sstevel@tonic-gate struct ctlib_event_info *info; 371*0Sstevel@tonic-gate ct_event_t *event; 372*0Sstevel@tonic-gate int error; 373*0Sstevel@tonic-gate 374*0Sstevel@tonic-gate info = malloc(sizeof (struct ctlib_event_info)); 375*0Sstevel@tonic-gate if (info == NULL) 376*0Sstevel@tonic-gate return (errno); 377*0Sstevel@tonic-gate info->nvl = NULL; 378*0Sstevel@tonic-gate event = &info->event; 379*0Sstevel@tonic-gate 380*0Sstevel@tonic-gate for (;;) { 381*0Sstevel@tonic-gate event->ctev_nbytes = event_nbytes; 382*0Sstevel@tonic-gate event->ctev_buffer = event_buffer; 383*0Sstevel@tonic-gate do 384*0Sstevel@tonic-gate error = ioctl(fd, cmd, event); 385*0Sstevel@tonic-gate while (error == -1 && errno == EINTR); 386*0Sstevel@tonic-gate if (error == -1) { 387*0Sstevel@tonic-gate error = errno; 388*0Sstevel@tonic-gate goto errout; 389*0Sstevel@tonic-gate } 390*0Sstevel@tonic-gate if (event->ctev_nbytes <= event_nbytes) 391*0Sstevel@tonic-gate break; 392*0Sstevel@tonic-gate 393*0Sstevel@tonic-gate if (event_buffer) 394*0Sstevel@tonic-gate free(event_buffer); 395*0Sstevel@tonic-gate event_nbytes = event->ctev_nbytes; 396*0Sstevel@tonic-gate event_buffer = malloc(event_nbytes); 397*0Sstevel@tonic-gate if (event_buffer == NULL) { 398*0Sstevel@tonic-gate error = errno; 399*0Sstevel@tonic-gate goto errout; 400*0Sstevel@tonic-gate } 401*0Sstevel@tonic-gate } 402*0Sstevel@tonic-gate 403*0Sstevel@tonic-gate if (event->ctev_goffset > 0 && (error = unpack_and_merge(&info->nvl, 404*0Sstevel@tonic-gate event->ctev_buffer, event->ctev_goffset)) != 0) 405*0Sstevel@tonic-gate goto errout; 406*0Sstevel@tonic-gate 407*0Sstevel@tonic-gate if (event->ctev_goffset < event->ctev_nbytes && 408*0Sstevel@tonic-gate (error = unpack_and_merge(&info->nvl, 409*0Sstevel@tonic-gate event->ctev_buffer + event->ctev_goffset, 410*0Sstevel@tonic-gate event->ctev_nbytes - event->ctev_goffset)) != 0) 411*0Sstevel@tonic-gate goto errout; 412*0Sstevel@tonic-gate 413*0Sstevel@tonic-gate free(event_buffer); 414*0Sstevel@tonic-gate 415*0Sstevel@tonic-gate *evt = info; 416*0Sstevel@tonic-gate return (0); 417*0Sstevel@tonic-gate 418*0Sstevel@tonic-gate errout: 419*0Sstevel@tonic-gate if (event_buffer) 420*0Sstevel@tonic-gate free(event_buffer); 421*0Sstevel@tonic-gate if (info) { 422*0Sstevel@tonic-gate if (info->nvl) 423*0Sstevel@tonic-gate nvlist_free(info->nvl); 424*0Sstevel@tonic-gate free(info); 425*0Sstevel@tonic-gate } 426*0Sstevel@tonic-gate return (error); 427*0Sstevel@tonic-gate } 428*0Sstevel@tonic-gate 429*0Sstevel@tonic-gate int 430*0Sstevel@tonic-gate ct_event_read(int fd, ct_evthdl_t *evthdl) 431*0Sstevel@tonic-gate { 432*0Sstevel@tonic-gate return (ct_event_read_internal(fd, CT_ERECV, evthdl)); 433*0Sstevel@tonic-gate } 434*0Sstevel@tonic-gate 435*0Sstevel@tonic-gate int 436*0Sstevel@tonic-gate ct_event_read_critical(int fd, ct_evthdl_t *evthdl) 437*0Sstevel@tonic-gate { 438*0Sstevel@tonic-gate return (ct_event_read_internal(fd, CT_ECRECV, evthdl)); 439*0Sstevel@tonic-gate } 440*0Sstevel@tonic-gate 441*0Sstevel@tonic-gate int 442*0Sstevel@tonic-gate ct_event_reset(int fd) 443*0Sstevel@tonic-gate { 444*0Sstevel@tonic-gate if (ioctl(fd, CT_ERESET) == -1) 445*0Sstevel@tonic-gate return (errno); 446*0Sstevel@tonic-gate return (0); 447*0Sstevel@tonic-gate } 448*0Sstevel@tonic-gate 449*0Sstevel@tonic-gate int 450*0Sstevel@tonic-gate ct_event_reliable(int fd) 451*0Sstevel@tonic-gate { 452*0Sstevel@tonic-gate if (ioctl(fd, CT_ERELIABLE) == -1) 453*0Sstevel@tonic-gate return (errno); 454*0Sstevel@tonic-gate return (0); 455*0Sstevel@tonic-gate } 456*0Sstevel@tonic-gate 457*0Sstevel@tonic-gate void 458*0Sstevel@tonic-gate ct_event_free(ct_evthdl_t evthdl) 459*0Sstevel@tonic-gate { 460*0Sstevel@tonic-gate struct ctlib_event_info *info = evthdl; 461*0Sstevel@tonic-gate 462*0Sstevel@tonic-gate if (info->nvl) 463*0Sstevel@tonic-gate nvlist_free(info->nvl); 464*0Sstevel@tonic-gate free(info); 465*0Sstevel@tonic-gate } 466*0Sstevel@tonic-gate 467*0Sstevel@tonic-gate 468*0Sstevel@tonic-gate uint_t 469*0Sstevel@tonic-gate ct_event_get_flags(ct_evthdl_t evthdl) 470*0Sstevel@tonic-gate { 471*0Sstevel@tonic-gate struct ctlib_event_info *info = evthdl; 472*0Sstevel@tonic-gate return (info->event.ctev_flags); 473*0Sstevel@tonic-gate } 474*0Sstevel@tonic-gate 475*0Sstevel@tonic-gate ctid_t 476*0Sstevel@tonic-gate ct_event_get_ctid(ct_evthdl_t evthdl) 477*0Sstevel@tonic-gate { 478*0Sstevel@tonic-gate struct ctlib_event_info *info = evthdl; 479*0Sstevel@tonic-gate return (info->event.ctev_id); 480*0Sstevel@tonic-gate } 481*0Sstevel@tonic-gate 482*0Sstevel@tonic-gate ctevid_t 483*0Sstevel@tonic-gate ct_event_get_evid(ct_evthdl_t evthdl) 484*0Sstevel@tonic-gate { 485*0Sstevel@tonic-gate struct ctlib_event_info *info = evthdl; 486*0Sstevel@tonic-gate return (info->event.ctev_evid); 487*0Sstevel@tonic-gate } 488*0Sstevel@tonic-gate 489*0Sstevel@tonic-gate uint_t 490*0Sstevel@tonic-gate ct_event_get_type(ct_evthdl_t evthdl) 491*0Sstevel@tonic-gate { 492*0Sstevel@tonic-gate struct ctlib_event_info *info = evthdl; 493*0Sstevel@tonic-gate return (info->event.ctev_type); 494*0Sstevel@tonic-gate } 495*0Sstevel@tonic-gate 496*0Sstevel@tonic-gate int 497*0Sstevel@tonic-gate ct_event_get_nevid(ct_evthdl_t evthdl, ctevid_t *evidp) 498*0Sstevel@tonic-gate { 499*0Sstevel@tonic-gate struct ctlib_event_info *info = evthdl; 500*0Sstevel@tonic-gate if (info->nvl == NULL || 501*0Sstevel@tonic-gate nvlist_lookup_uint64(info->nvl, CTS_NEVID, evidp)) 502*0Sstevel@tonic-gate return (EINVAL); 503*0Sstevel@tonic-gate return (0); 504*0Sstevel@tonic-gate } 505*0Sstevel@tonic-gate 506*0Sstevel@tonic-gate int 507*0Sstevel@tonic-gate ct_event_get_newct(ct_evthdl_t evthdl, ctid_t *ctidp) 508*0Sstevel@tonic-gate { 509*0Sstevel@tonic-gate struct ctlib_event_info *info = evthdl; 510*0Sstevel@tonic-gate if (info->nvl == NULL || 511*0Sstevel@tonic-gate nvlist_lookup_int32(info->nvl, CTS_NEWCT, (int *)ctidp)) 512*0Sstevel@tonic-gate return (EINVAL); 513*0Sstevel@tonic-gate return (0); 514*0Sstevel@tonic-gate } 515