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* Copyright (c) 2010 Pawel Jakub Dawidek <pjd@FreeBSD.org>
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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* THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/systm.h>
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#include <sys/malloc.h>
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#include <sys/nvpair.h>
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#include <sys/sunddi.h>
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#include <sys/sysevent.h>
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#include <sys/fm/protocol.h>
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char se_subclass[128];
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sysevent_alloc(char *class, char *subclass, char *pub, int flag)
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ASSERT(class != NULL);
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ASSERT(subclass != NULL);
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ASSERT(flag == SE_SLEEP);
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ev = kmem_alloc(sizeof(*ev), KM_SLEEP);
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strlcpy(ev->se_class, class, sizeof(ev->se_class));
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strlcpy(ev->se_subclass, subclass, sizeof(ev->se_subclass));
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strlcpy(ev->se_pub, pub, sizeof(ev->se_pub));
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return ((sysevent_t *)ev);
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sysevent_free(sysevent_t *evp)
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struct sysevent *ev = (struct sysevent *)evp;
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if (ev->se_nvl != NULL)
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sysevent_free_attr(ev->se_nvl);
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kmem_free(ev, sizeof(*ev));
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sysevent_add_attr(sysevent_attr_list_t **ev_attr_list, char *name,
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sysevent_value_t *se_value, int flag)
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ASSERT(ev_attr_list != NULL);
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ASSERT(se_value != NULL);
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ASSERT(flag == SE_SLEEP);
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if (strlen(name) >= MAX_ATTR_NAME)
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if (nvlist_alloc(&nvl, NV_UNIQUE_NAME_TYPE, KM_SLEEP) != 0)
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switch (se_value->value_type) {
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case SE_DATA_TYPE_UINT64:
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error = nvlist_add_uint64(nvl, name, se_value->value.sv_uint64);
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case SE_DATA_TYPE_STRING:
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if (strlen(se_value->value.sv_string) >= MAX_STRING_SZ)
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error = nvlist_add_string(nvl, name,
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se_value->value.sv_string);
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printf("%s: type %d is not implemented\n", __func__,
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se_value->value_type);
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sysevent_free_attr(sysevent_attr_list_t *ev_attr_list)
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nvlist_free(ev_attr_list);
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sysevent_attach_attributes(sysevent_t *evp, sysevent_attr_list_t *ev_attr_list)
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struct sysevent *ev = (struct sysevent *)evp;
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ASSERT(ev->se_nvl == NULL);
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ev->se_nvl = ev_attr_list;
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sysevent_detach_attributes(sysevent_t *evp)
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struct sysevent *ev = (struct sysevent *)evp;
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ASSERT(ev->se_nvl != NULL);
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log_sysevent(sysevent_t *evp, int flag, sysevent_id_t *eid)
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struct sysevent *ev = (struct sysevent *)evp;
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nvpair_t *elem = NULL;
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ASSERT(ev->se_nvl != NULL);
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ASSERT(flag == SE_SLEEP);
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sb = sbuf_new_auto();
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while ((elem = nvlist_next_nvpair(ev->se_nvl, elem)) != NULL) {
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switch (nvpair_type(elem)) {
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case DATA_TYPE_BOOLEAN:
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(void) nvpair_value_boolean_value(elem, &value);
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sbuf_printf(sb, " %s=%s", nvpair_name(elem),
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value ? "true" : "false");
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case DATA_TYPE_UINT8:
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(void) nvpair_value_uint8(elem, &value);
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sbuf_printf(sb, " %s=%hhu", nvpair_name(elem), value);
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case DATA_TYPE_INT32:
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(void) nvpair_value_int32(elem, &value);
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sbuf_printf(sb, " %s=%jd", nvpair_name(elem),
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case DATA_TYPE_UINT32:
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(void) nvpair_value_uint32(elem, &value);
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sbuf_printf(sb, " %s=%ju", nvpair_name(elem),
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case DATA_TYPE_INT64:
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(void) nvpair_value_int64(elem, &value);
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sbuf_printf(sb, " %s=%jd", nvpair_name(elem),
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case DATA_TYPE_UINT64:
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(void) nvpair_value_uint64(elem, &value);
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sbuf_printf(sb, " %s=%ju", nvpair_name(elem),
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case DATA_TYPE_STRING:
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(void) nvpair_value_string(elem, &value);
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sbuf_printf(sb, " %s=%s", nvpair_name(elem), value);
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if (strcmp(FM_CLASS, nvpair_name(elem)) == 0)
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case DATA_TYPE_UINT8_ARRAY:
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(void) nvpair_value_uint8_array(elem, &value, &nelem);
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sbuf_printf(sb, " %s=", nvpair_name(elem));
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for (ii = 0; ii < nelem; ii++)
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sbuf_printf(sb, "%02hhx", value[ii]);
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case DATA_TYPE_UINT16_ARRAY:
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(void) nvpair_value_uint16_array(elem, &value, &nelem);
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sbuf_printf(sb, " %s=", nvpair_name(elem));
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for (ii = 0; ii < nelem; ii++)
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sbuf_printf(sb, "%04hx", value[ii]);
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case DATA_TYPE_UINT32_ARRAY:
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(void) nvpair_value_uint32_array(elem, &value, &nelem);
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sbuf_printf(sb, " %s=", nvpair_name(elem));
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for (ii = 0; ii < nelem; ii++)
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sbuf_printf(sb, "%08jx", (uintmax_t)value[ii]);
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case DATA_TYPE_UINT64_ARRAY:
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(void) nvpair_value_uint64_array(elem, &value, &nelem);
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sbuf_printf(sb, " %s=", nvpair_name(elem));
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for (ii = 0; ii < nelem; ii++)
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sbuf_printf(sb, "%016jx", (uintmax_t)value[ii]);
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printf("%s: type %d is not implemented\n", __func__,
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if (sbuf_finish(sb) != 0) {
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type = ev->se_subclass;
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if (strncmp(type, "ESC_ZFS_", 8) == 0) {
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snprintf(typestr, sizeof(typestr), "misc.fs.zfs.%s", type + 8);
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devctl_notify("ZFS", "ZFS", type, sbuf_data(sb));
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_ddi_log_sysevent(char *vendor, char *class, char *subclass,
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nvlist_t *attr_list, sysevent_id_t *eidp, int flag)
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ASSERT(vendor != NULL);
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ASSERT(class != NULL);
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ASSERT(subclass != NULL);
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ASSERT(attr_list != NULL);
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ASSERT(eidp != NULL);
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ASSERT(flag == DDI_SLEEP);
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ev = sysevent_alloc(class, subclass, vendor, SE_SLEEP);
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(void)sysevent_attach_attributes(ev, attr_list);
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ret = log_sysevent(ev, SE_SLEEP, eidp);
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sysevent_detach_attributes(ev);