4d6a976e37
Differential Revision: https://reviews.freebsd.org/D1883 Reviewed by: jfv MFC after: 1 month Sponsored by: Sandvine Inc.
2003 lines
40 KiB
C
2003 lines
40 KiB
C
/*-
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* Copyright (c) 2009-2013 The FreeBSD Foundation
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* All rights reserved.
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*
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* This software was developed by Pawel Jakub Dawidek under sponsorship from
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* the FreeBSD Foundation.
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*
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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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* are met:
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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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*
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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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* SUCH DAMAGE.
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*/
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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/endian.h>
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#include <sys/queue.h>
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#ifdef _KERNEL
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#include <sys/errno.h>
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#include <sys/kernel.h>
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#include <sys/lock.h>
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#include <sys/malloc.h>
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#include <sys/systm.h>
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#include <machine/stdarg.h>
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#else
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#include <sys/socket.h>
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#include <errno.h>
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#include <stdarg.h>
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#include <stdbool.h>
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#include <stdint.h>
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#define _WITH_DPRINTF
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "msgio.h"
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#endif
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#ifdef HAVE_PJDLOG
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#include <pjdlog.h>
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#endif
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#include <sys/nv.h>
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#include <sys/nv_impl.h>
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#include <sys/nvlist_impl.h>
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#include <sys/nvpair_impl.h>
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#ifndef HAVE_PJDLOG
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#ifdef _KERNEL
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#define PJDLOG_ASSERT(...) MPASS(__VA_ARGS__)
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#define PJDLOG_RASSERT(expr, ...) KASSERT(expr, (__VA_ARGS__))
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#define PJDLOG_ABORT(...) panic(__VA_ARGS__)
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#else
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#include <assert.h>
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#define PJDLOG_ASSERT(...) assert(__VA_ARGS__)
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#define PJDLOG_RASSERT(expr, ...) assert(expr)
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#define PJDLOG_ABORT(...) do { \
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fprintf(stderr, "%s:%u: ", __FILE__, __LINE__); \
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fprintf(stderr, __VA_ARGS__); \
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fprintf(stderr, "\n"); \
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abort(); \
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} while (0)
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#endif
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#endif
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#define NV_FLAG_PRIVATE_MASK (NV_FLAG_BIG_ENDIAN)
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#define NV_FLAG_PUBLIC_MASK (NV_FLAG_IGNORE_CASE)
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#define NV_FLAG_ALL_MASK (NV_FLAG_PRIVATE_MASK | NV_FLAG_PUBLIC_MASK)
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#define NVLIST_MAGIC 0x6e766c /* "nvl" */
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struct nvlist {
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int nvl_magic;
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int nvl_error;
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int nvl_flags;
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nvpair_t *nvl_parent;
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struct nvl_head nvl_head;
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};
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#define NVLIST_ASSERT(nvl) do { \
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PJDLOG_ASSERT((nvl) != NULL); \
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PJDLOG_ASSERT((nvl)->nvl_magic == NVLIST_MAGIC); \
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} while (0)
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#ifdef _KERNEL
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MALLOC_DEFINE(M_NVLIST, "nvlist", "kernel nvlist");
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#endif
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#define NVPAIR_ASSERT(nvp) nvpair_assert(nvp)
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#define NVLIST_HEADER_MAGIC 0x6c
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#define NVLIST_HEADER_VERSION 0x00
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struct nvlist_header {
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uint8_t nvlh_magic;
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uint8_t nvlh_version;
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uint8_t nvlh_flags;
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uint64_t nvlh_descriptors;
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uint64_t nvlh_size;
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} __packed;
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nvlist_t *
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nvlist_create(int flags)
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{
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nvlist_t *nvl;
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PJDLOG_ASSERT((flags & ~(NV_FLAG_PUBLIC_MASK)) == 0);
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nvl = nv_malloc(sizeof(*nvl));
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nvl->nvl_error = 0;
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nvl->nvl_flags = flags;
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nvl->nvl_parent = NULL;
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TAILQ_INIT(&nvl->nvl_head);
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nvl->nvl_magic = NVLIST_MAGIC;
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return (nvl);
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}
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void
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nvlist_destroy(nvlist_t *nvl)
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{
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nvpair_t *nvp;
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int serrno;
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if (nvl == NULL)
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return;
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SAVE_ERRNO(serrno);
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NVLIST_ASSERT(nvl);
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while ((nvp = nvlist_first_nvpair(nvl)) != NULL) {
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nvlist_remove_nvpair(nvl, nvp);
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nvpair_free(nvp);
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}
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nvl->nvl_magic = 0;
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nv_free(nvl);
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RESTORE_ERRNO(serrno);
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}
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void
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nvlist_set_error(nvlist_t *nvl, int error)
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{
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PJDLOG_ASSERT(error != 0);
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/*
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* Check for error != 0 so that we don't do the wrong thing if somebody
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* tries to abuse this API when asserts are disabled.
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*/
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if (nvl != NULL && error != 0 && nvl->nvl_error == 0)
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nvl->nvl_error = error;
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}
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int
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nvlist_error(const nvlist_t *nvl)
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{
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if (nvl == NULL)
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return (ENOMEM);
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NVLIST_ASSERT(nvl);
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return (nvl->nvl_error);
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}
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nvpair_t *
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nvlist_get_nvpair_parent(const nvlist_t *nvl)
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{
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NVLIST_ASSERT(nvl);
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return (nvl->nvl_parent);
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}
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const nvlist_t *
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nvlist_get_parent(const nvlist_t *nvl, void **cookiep)
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{
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nvpair_t *nvp;
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NVLIST_ASSERT(nvl);
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nvp = nvl->nvl_parent;
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if (cookiep != NULL)
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*cookiep = nvp;
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if (nvp == NULL)
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return (NULL);
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return (nvpair_nvlist(nvp));
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}
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void
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nvlist_set_parent(nvlist_t *nvl, nvpair_t *parent)
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{
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NVLIST_ASSERT(nvl);
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nvl->nvl_parent = parent;
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}
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bool
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nvlist_empty(const nvlist_t *nvl)
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{
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NVLIST_ASSERT(nvl);
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PJDLOG_ASSERT(nvl->nvl_error == 0);
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return (nvlist_first_nvpair(nvl) == NULL);
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}
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static void
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nvlist_report_missing(int type, const char *name)
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{
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PJDLOG_ABORT("Element '%s' of type %s doesn't exist.",
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name, nvpair_type_string(type));
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}
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static nvpair_t *
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nvlist_find(const nvlist_t *nvl, int type, const char *name)
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{
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nvpair_t *nvp;
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NVLIST_ASSERT(nvl);
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PJDLOG_ASSERT(nvl->nvl_error == 0);
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PJDLOG_ASSERT(type == NV_TYPE_NONE ||
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(type >= NV_TYPE_FIRST && type <= NV_TYPE_LAST));
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for (nvp = nvlist_first_nvpair(nvl); nvp != NULL;
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nvp = nvlist_next_nvpair(nvl, nvp)) {
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if (type != NV_TYPE_NONE && nvpair_type(nvp) != type)
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continue;
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if ((nvl->nvl_flags & NV_FLAG_IGNORE_CASE) != 0) {
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if (strcasecmp(nvpair_name(nvp), name) != 0)
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continue;
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} else {
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if (strcmp(nvpair_name(nvp), name) != 0)
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continue;
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}
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break;
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}
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if (nvp == NULL)
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RESTORE_ERRNO(ENOENT);
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return (nvp);
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}
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bool
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nvlist_exists_type(const nvlist_t *nvl, const char *name, int type)
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{
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NVLIST_ASSERT(nvl);
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PJDLOG_ASSERT(nvl->nvl_error == 0);
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PJDLOG_ASSERT(type == NV_TYPE_NONE ||
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(type >= NV_TYPE_FIRST && type <= NV_TYPE_LAST));
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return (nvlist_find(nvl, type, name) != NULL);
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}
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#ifndef _KERNEL
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bool
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nvlist_existsf_type(const nvlist_t *nvl, int type, const char *namefmt, ...)
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{
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va_list nameap;
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bool ret;
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va_start(nameap, namefmt);
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ret = nvlist_existsv_type(nvl, type, namefmt, nameap);
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va_end(nameap);
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return (ret);
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}
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bool
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nvlist_existsv_type(const nvlist_t *nvl, int type, const char *namefmt,
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va_list nameap)
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{
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char *name;
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bool exists;
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nv_vasprintf(&name, namefmt, nameap);
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if (name == NULL)
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return (false);
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exists = nvlist_exists_type(nvl, name, type);
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nv_free(name);
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return (exists);
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}
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#endif
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void
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nvlist_free_type(nvlist_t *nvl, const char *name, int type)
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{
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nvpair_t *nvp;
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NVLIST_ASSERT(nvl);
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PJDLOG_ASSERT(nvl->nvl_error == 0);
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PJDLOG_ASSERT(type == NV_TYPE_NONE ||
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(type >= NV_TYPE_FIRST && type <= NV_TYPE_LAST));
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nvp = nvlist_find(nvl, type, name);
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if (nvp != NULL)
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nvlist_free_nvpair(nvl, nvp);
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else
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nvlist_report_missing(type, name);
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}
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#ifndef _KERNEL
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void
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nvlist_freef_type(nvlist_t *nvl, int type, const char *namefmt, ...)
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{
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va_list nameap;
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va_start(nameap, namefmt);
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nvlist_freev_type(nvl, type, namefmt, nameap);
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va_end(nameap);
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}
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void
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nvlist_freev_type(nvlist_t *nvl, int type, const char *namefmt, va_list nameap)
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{
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char *name;
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nv_vasprintf(&name, namefmt, nameap);
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if (name == NULL)
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nvlist_report_missing(type, "<unknown>");
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nvlist_free_type(nvl, name, type);
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nv_free(name);
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}
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#endif
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nvlist_t *
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nvlist_clone(const nvlist_t *nvl)
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{
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nvlist_t *newnvl;
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nvpair_t *nvp, *newnvp;
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NVLIST_ASSERT(nvl);
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if (nvl->nvl_error != 0) {
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RESTORE_ERRNO(nvl->nvl_error);
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return (NULL);
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}
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newnvl = nvlist_create(nvl->nvl_flags & NV_FLAG_PUBLIC_MASK);
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for (nvp = nvlist_first_nvpair(nvl); nvp != NULL;
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nvp = nvlist_next_nvpair(nvl, nvp)) {
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newnvp = nvpair_clone(nvp);
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if (newnvp == NULL)
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break;
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nvlist_move_nvpair(newnvl, newnvp);
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}
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if (nvp != NULL) {
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nvlist_destroy(newnvl);
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return (NULL);
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}
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return (newnvl);
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}
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#ifndef _KERNEL
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static bool
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nvlist_dump_error_check(const nvlist_t *nvl, int fd, int level)
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{
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if (nvlist_error(nvl) != 0) {
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dprintf(fd, "%*serror: %d\n", level * 4, "",
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nvlist_error(nvl));
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return (true);
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}
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return (false);
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}
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/*
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* Dump content of nvlist.
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*/
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void
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nvlist_dump(const nvlist_t *nvl, int fd)
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{
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const nvlist_t *tmpnvl;
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nvpair_t *nvp, *tmpnvp;
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void *cookie;
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int level;
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level = 0;
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if (nvlist_dump_error_check(nvl, fd, level))
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return;
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nvp = nvlist_first_nvpair(nvl);
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while (nvp != NULL) {
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dprintf(fd, "%*s%s (%s):", level * 4, "", nvpair_name(nvp),
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nvpair_type_string(nvpair_type(nvp)));
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switch (nvpair_type(nvp)) {
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case NV_TYPE_NULL:
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dprintf(fd, " null\n");
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break;
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case NV_TYPE_BOOL:
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dprintf(fd, " %s\n", nvpair_get_bool(nvp) ?
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"TRUE" : "FALSE");
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break;
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case NV_TYPE_NUMBER:
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dprintf(fd, " %ju (%jd) (0x%jx)\n",
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(uintmax_t)nvpair_get_number(nvp),
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(intmax_t)nvpair_get_number(nvp),
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(uintmax_t)nvpair_get_number(nvp));
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break;
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case NV_TYPE_STRING:
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dprintf(fd, " [%s]\n", nvpair_get_string(nvp));
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break;
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case NV_TYPE_NVLIST:
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dprintf(fd, "\n");
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tmpnvl = nvpair_get_nvlist(nvp);
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if (nvlist_dump_error_check(tmpnvl, fd, level + 1))
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break;
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tmpnvp = nvlist_first_nvpair(tmpnvl);
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if (tmpnvp != NULL) {
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nvl = tmpnvl;
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nvp = tmpnvp;
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level++;
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continue;
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}
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break;
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case NV_TYPE_DESCRIPTOR:
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dprintf(fd, " %d\n", nvpair_get_descriptor(nvp));
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break;
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case NV_TYPE_BINARY:
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{
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const unsigned char *binary;
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unsigned int ii;
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size_t size;
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binary = nvpair_get_binary(nvp, &size);
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dprintf(fd, " %zu ", size);
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for (ii = 0; ii < size; ii++)
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dprintf(fd, "%02hhx", binary[ii]);
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dprintf(fd, "\n");
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break;
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}
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default:
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PJDLOG_ABORT("Unknown type: %d.", nvpair_type(nvp));
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}
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while ((nvp = nvlist_next_nvpair(nvl, nvp)) == NULL) {
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cookie = NULL;
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nvl = nvlist_get_parent(nvl, &cookie);
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if (nvl == NULL)
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return;
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nvp = cookie;
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level--;
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}
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}
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}
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void
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nvlist_fdump(const nvlist_t *nvl, FILE *fp)
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{
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fflush(fp);
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nvlist_dump(nvl, fileno(fp));
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}
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#endif
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/*
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* The function obtains size of the nvlist after nvlist_pack().
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*/
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size_t
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nvlist_size(const nvlist_t *nvl)
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{
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const nvlist_t *tmpnvl;
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const nvpair_t *nvp, *tmpnvp;
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void *cookie;
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size_t size;
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NVLIST_ASSERT(nvl);
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PJDLOG_ASSERT(nvl->nvl_error == 0);
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size = sizeof(struct nvlist_header);
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nvp = nvlist_first_nvpair(nvl);
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while (nvp != NULL) {
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size += nvpair_header_size();
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size += strlen(nvpair_name(nvp)) + 1;
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if (nvpair_type(nvp) == NV_TYPE_NVLIST) {
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size += sizeof(struct nvlist_header);
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size += nvpair_header_size() + 1;
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tmpnvl = nvpair_get_nvlist(nvp);
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PJDLOG_ASSERT(tmpnvl->nvl_error == 0);
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tmpnvp = nvlist_first_nvpair(tmpnvl);
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if (tmpnvp != NULL) {
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nvl = tmpnvl;
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nvp = tmpnvp;
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continue;
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}
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} else {
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size += nvpair_size(nvp);
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}
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while ((nvp = nvlist_next_nvpair(nvl, nvp)) == NULL) {
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cookie = NULL;
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nvl = nvlist_get_parent(nvl, &cookie);
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if (nvl == NULL)
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goto out;
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nvp = cookie;
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}
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}
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out:
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return (size);
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}
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#ifndef _KERNEL
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static int *
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nvlist_xdescriptors(const nvlist_t *nvl, int *descs, int level)
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{
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const nvpair_t *nvp;
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NVLIST_ASSERT(nvl);
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PJDLOG_ASSERT(nvl->nvl_error == 0);
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PJDLOG_ASSERT(level < 3);
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|
|
|
for (nvp = nvlist_first_nvpair(nvl); nvp != NULL;
|
|
nvp = nvlist_next_nvpair(nvl, nvp)) {
|
|
switch (nvpair_type(nvp)) {
|
|
case NV_TYPE_DESCRIPTOR:
|
|
*descs = nvpair_get_descriptor(nvp);
|
|
descs++;
|
|
break;
|
|
case NV_TYPE_NVLIST:
|
|
descs = nvlist_xdescriptors(nvpair_get_nvlist(nvp),
|
|
descs, level + 1);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return (descs);
|
|
}
|
|
#endif
|
|
|
|
#ifndef _KERNEL
|
|
int *
|
|
nvlist_descriptors(const nvlist_t *nvl, size_t *nitemsp)
|
|
{
|
|
size_t nitems;
|
|
int *fds;
|
|
|
|
nitems = nvlist_ndescriptors(nvl);
|
|
fds = nv_malloc(sizeof(fds[0]) * (nitems + 1));
|
|
if (fds == NULL)
|
|
return (NULL);
|
|
if (nitems > 0)
|
|
nvlist_xdescriptors(nvl, fds, 0);
|
|
fds[nitems] = -1;
|
|
if (nitemsp != NULL)
|
|
*nitemsp = nitems;
|
|
return (fds);
|
|
}
|
|
#endif
|
|
|
|
static size_t
|
|
nvlist_xndescriptors(const nvlist_t *nvl, int level)
|
|
{
|
|
#ifndef _KERNEL
|
|
const nvpair_t *nvp;
|
|
size_t ndescs;
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
PJDLOG_ASSERT(nvl->nvl_error == 0);
|
|
PJDLOG_ASSERT(level < 3);
|
|
|
|
ndescs = 0;
|
|
for (nvp = nvlist_first_nvpair(nvl); nvp != NULL;
|
|
nvp = nvlist_next_nvpair(nvl, nvp)) {
|
|
switch (nvpair_type(nvp)) {
|
|
case NV_TYPE_DESCRIPTOR:
|
|
ndescs++;
|
|
break;
|
|
case NV_TYPE_NVLIST:
|
|
ndescs += nvlist_xndescriptors(nvpair_get_nvlist(nvp),
|
|
level + 1);
|
|
break;
|
|
}
|
|
}
|
|
|
|
return (ndescs);
|
|
#else
|
|
return (0);
|
|
#endif
|
|
}
|
|
|
|
size_t
|
|
nvlist_ndescriptors(const nvlist_t *nvl)
|
|
{
|
|
|
|
return (nvlist_xndescriptors(nvl, 0));
|
|
}
|
|
|
|
static unsigned char *
|
|
nvlist_pack_header(const nvlist_t *nvl, unsigned char *ptr, size_t *leftp)
|
|
{
|
|
struct nvlist_header nvlhdr;
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
|
|
nvlhdr.nvlh_magic = NVLIST_HEADER_MAGIC;
|
|
nvlhdr.nvlh_version = NVLIST_HEADER_VERSION;
|
|
nvlhdr.nvlh_flags = nvl->nvl_flags;
|
|
#if BYTE_ORDER == BIG_ENDIAN
|
|
nvlhdr.nvlh_flags |= NV_FLAG_BIG_ENDIAN;
|
|
#endif
|
|
nvlhdr.nvlh_descriptors = nvlist_ndescriptors(nvl);
|
|
nvlhdr.nvlh_size = *leftp - sizeof(nvlhdr);
|
|
PJDLOG_ASSERT(*leftp >= sizeof(nvlhdr));
|
|
memcpy(ptr, &nvlhdr, sizeof(nvlhdr));
|
|
ptr += sizeof(nvlhdr);
|
|
*leftp -= sizeof(nvlhdr);
|
|
|
|
return (ptr);
|
|
}
|
|
|
|
void *
|
|
nvlist_xpack(const nvlist_t *nvl, int64_t *fdidxp, size_t *sizep)
|
|
{
|
|
unsigned char *buf, *ptr;
|
|
size_t left, size;
|
|
const nvlist_t *tmpnvl;
|
|
nvpair_t *nvp, *tmpnvp;
|
|
void *cookie;
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
|
|
if (nvl->nvl_error != 0) {
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
return (NULL);
|
|
}
|
|
|
|
size = nvlist_size(nvl);
|
|
buf = nv_malloc(size);
|
|
if (buf == NULL)
|
|
return (NULL);
|
|
|
|
ptr = buf;
|
|
left = size;
|
|
|
|
ptr = nvlist_pack_header(nvl, ptr, &left);
|
|
|
|
nvp = nvlist_first_nvpair(nvl);
|
|
while (nvp != NULL) {
|
|
NVPAIR_ASSERT(nvp);
|
|
|
|
nvpair_init_datasize(nvp);
|
|
ptr = nvpair_pack_header(nvp, ptr, &left);
|
|
if (ptr == NULL) {
|
|
nv_free(buf);
|
|
return (NULL);
|
|
}
|
|
switch (nvpair_type(nvp)) {
|
|
case NV_TYPE_NULL:
|
|
ptr = nvpair_pack_null(nvp, ptr, &left);
|
|
break;
|
|
case NV_TYPE_BOOL:
|
|
ptr = nvpair_pack_bool(nvp, ptr, &left);
|
|
break;
|
|
case NV_TYPE_NUMBER:
|
|
ptr = nvpair_pack_number(nvp, ptr, &left);
|
|
break;
|
|
case NV_TYPE_STRING:
|
|
ptr = nvpair_pack_string(nvp, ptr, &left);
|
|
break;
|
|
case NV_TYPE_NVLIST:
|
|
tmpnvl = nvpair_get_nvlist(nvp);
|
|
ptr = nvlist_pack_header(tmpnvl, ptr, &left);
|
|
if (ptr == NULL)
|
|
goto out;
|
|
tmpnvp = nvlist_first_nvpair(tmpnvl);
|
|
if (tmpnvp != NULL) {
|
|
nvl = tmpnvl;
|
|
nvp = tmpnvp;
|
|
continue;
|
|
}
|
|
ptr = nvpair_pack_nvlist_up(ptr, &left);
|
|
break;
|
|
#ifndef _KERNEL
|
|
case NV_TYPE_DESCRIPTOR:
|
|
ptr = nvpair_pack_descriptor(nvp, ptr, fdidxp, &left);
|
|
break;
|
|
#endif
|
|
case NV_TYPE_BINARY:
|
|
ptr = nvpair_pack_binary(nvp, ptr, &left);
|
|
break;
|
|
default:
|
|
PJDLOG_ABORT("Invalid type (%d).", nvpair_type(nvp));
|
|
}
|
|
if (ptr == NULL) {
|
|
nv_free(buf);
|
|
return (NULL);
|
|
}
|
|
while ((nvp = nvlist_next_nvpair(nvl, nvp)) == NULL) {
|
|
cookie = NULL;
|
|
nvl = nvlist_get_parent(nvl, &cookie);
|
|
if (nvl == NULL)
|
|
goto out;
|
|
nvp = cookie;
|
|
ptr = nvpair_pack_nvlist_up(ptr, &left);
|
|
if (ptr == NULL)
|
|
goto out;
|
|
}
|
|
}
|
|
|
|
out:
|
|
if (sizep != NULL)
|
|
*sizep = size;
|
|
return (buf);
|
|
}
|
|
|
|
void *
|
|
nvlist_pack(const nvlist_t *nvl, size_t *sizep)
|
|
{
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
|
|
if (nvl->nvl_error != 0) {
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
return (NULL);
|
|
}
|
|
|
|
if (nvlist_ndescriptors(nvl) > 0) {
|
|
RESTORE_ERRNO(EOPNOTSUPP);
|
|
return (NULL);
|
|
}
|
|
|
|
return (nvlist_xpack(nvl, NULL, sizep));
|
|
}
|
|
|
|
static bool
|
|
nvlist_check_header(struct nvlist_header *nvlhdrp)
|
|
{
|
|
|
|
if (nvlhdrp->nvlh_magic != NVLIST_HEADER_MAGIC) {
|
|
RESTORE_ERRNO(EINVAL);
|
|
return (false);
|
|
}
|
|
if ((nvlhdrp->nvlh_flags & ~NV_FLAG_ALL_MASK) != 0) {
|
|
RESTORE_ERRNO(EINVAL);
|
|
return (false);
|
|
}
|
|
#if BYTE_ORDER == BIG_ENDIAN
|
|
if ((nvlhdrp->nvlh_flags & NV_FLAG_BIG_ENDIAN) == 0) {
|
|
nvlhdrp->nvlh_size = le64toh(nvlhdrp->nvlh_size);
|
|
nvlhdrp->nvlh_descriptors = le64toh(nvlhdrp->nvlh_descriptors);
|
|
}
|
|
#else
|
|
if ((nvlhdrp->nvlh_flags & NV_FLAG_BIG_ENDIAN) != 0) {
|
|
nvlhdrp->nvlh_size = be64toh(nvlhdrp->nvlh_size);
|
|
nvlhdrp->nvlh_descriptors = be64toh(nvlhdrp->nvlh_descriptors);
|
|
}
|
|
#endif
|
|
return (true);
|
|
}
|
|
|
|
const unsigned char *
|
|
nvlist_unpack_header(nvlist_t *nvl, const unsigned char *ptr, size_t nfds,
|
|
bool *isbep, size_t *leftp)
|
|
{
|
|
struct nvlist_header nvlhdr;
|
|
|
|
if (*leftp < sizeof(nvlhdr))
|
|
goto failed;
|
|
|
|
memcpy(&nvlhdr, ptr, sizeof(nvlhdr));
|
|
|
|
if (!nvlist_check_header(&nvlhdr))
|
|
goto failed;
|
|
|
|
if (nvlhdr.nvlh_size != *leftp - sizeof(nvlhdr))
|
|
goto failed;
|
|
|
|
/*
|
|
* nvlh_descriptors might be smaller than nfds in embedded nvlists.
|
|
*/
|
|
if (nvlhdr.nvlh_descriptors > nfds)
|
|
goto failed;
|
|
|
|
if ((nvlhdr.nvlh_flags & ~NV_FLAG_ALL_MASK) != 0)
|
|
goto failed;
|
|
|
|
nvl->nvl_flags = (nvlhdr.nvlh_flags & NV_FLAG_PUBLIC_MASK);
|
|
|
|
ptr += sizeof(nvlhdr);
|
|
if (isbep != NULL)
|
|
*isbep = (((int)nvlhdr.nvlh_flags & NV_FLAG_BIG_ENDIAN) != 0);
|
|
*leftp -= sizeof(nvlhdr);
|
|
|
|
return (ptr);
|
|
failed:
|
|
RESTORE_ERRNO(EINVAL);
|
|
return (NULL);
|
|
}
|
|
|
|
nvlist_t *
|
|
nvlist_xunpack(const void *buf, size_t size, const int *fds, size_t nfds)
|
|
{
|
|
const unsigned char *ptr;
|
|
nvlist_t *nvl, *retnvl, *tmpnvl;
|
|
nvpair_t *nvp;
|
|
size_t left;
|
|
bool isbe;
|
|
|
|
left = size;
|
|
ptr = buf;
|
|
|
|
tmpnvl = NULL;
|
|
nvl = retnvl = nvlist_create(0);
|
|
if (nvl == NULL)
|
|
goto failed;
|
|
|
|
ptr = nvlist_unpack_header(nvl, ptr, nfds, &isbe, &left);
|
|
if (ptr == NULL)
|
|
goto failed;
|
|
|
|
while (left > 0) {
|
|
ptr = nvpair_unpack(isbe, ptr, &left, &nvp);
|
|
if (ptr == NULL)
|
|
goto failed;
|
|
switch (nvpair_type(nvp)) {
|
|
case NV_TYPE_NULL:
|
|
ptr = nvpair_unpack_null(isbe, nvp, ptr, &left);
|
|
break;
|
|
case NV_TYPE_BOOL:
|
|
ptr = nvpair_unpack_bool(isbe, nvp, ptr, &left);
|
|
break;
|
|
case NV_TYPE_NUMBER:
|
|
ptr = nvpair_unpack_number(isbe, nvp, ptr, &left);
|
|
break;
|
|
case NV_TYPE_STRING:
|
|
ptr = nvpair_unpack_string(isbe, nvp, ptr, &left);
|
|
break;
|
|
case NV_TYPE_NVLIST:
|
|
ptr = nvpair_unpack_nvlist(isbe, nvp, ptr, &left, nfds,
|
|
&tmpnvl);
|
|
nvlist_set_parent(tmpnvl, nvp);
|
|
break;
|
|
#ifndef _KERNEL
|
|
case NV_TYPE_DESCRIPTOR:
|
|
ptr = nvpair_unpack_descriptor(isbe, nvp, ptr, &left,
|
|
fds, nfds);
|
|
break;
|
|
#endif
|
|
case NV_TYPE_BINARY:
|
|
ptr = nvpair_unpack_binary(isbe, nvp, ptr, &left);
|
|
break;
|
|
case NV_TYPE_NVLIST_UP:
|
|
if (nvl->nvl_parent == NULL)
|
|
goto failed;
|
|
nvl = nvpair_nvlist(nvl->nvl_parent);
|
|
continue;
|
|
default:
|
|
PJDLOG_ABORT("Invalid type (%d).", nvpair_type(nvp));
|
|
}
|
|
if (ptr == NULL)
|
|
goto failed;
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
if (tmpnvl != NULL) {
|
|
nvl = tmpnvl;
|
|
tmpnvl = NULL;
|
|
}
|
|
}
|
|
|
|
return (retnvl);
|
|
failed:
|
|
nvlist_destroy(retnvl);
|
|
return (NULL);
|
|
}
|
|
|
|
nvlist_t *
|
|
nvlist_unpack(const void *buf, size_t size)
|
|
{
|
|
|
|
return (nvlist_xunpack(buf, size, NULL, 0));
|
|
}
|
|
|
|
#ifndef _KERNEL
|
|
int
|
|
nvlist_send(int sock, const nvlist_t *nvl)
|
|
{
|
|
size_t datasize, nfds;
|
|
int *fds;
|
|
void *data;
|
|
int64_t fdidx;
|
|
int serrno, ret;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
errno = nvlist_error(nvl);
|
|
return (-1);
|
|
}
|
|
|
|
fds = nvlist_descriptors(nvl, &nfds);
|
|
if (fds == NULL)
|
|
return (-1);
|
|
|
|
ret = -1;
|
|
data = NULL;
|
|
fdidx = 0;
|
|
|
|
data = nvlist_xpack(nvl, &fdidx, &datasize);
|
|
if (data == NULL)
|
|
goto out;
|
|
|
|
if (buf_send(sock, data, datasize) == -1)
|
|
goto out;
|
|
|
|
if (nfds > 0) {
|
|
if (fd_send(sock, fds, nfds) == -1)
|
|
goto out;
|
|
}
|
|
|
|
ret = 0;
|
|
out:
|
|
serrno = errno;
|
|
free(fds);
|
|
free(data);
|
|
errno = serrno;
|
|
return (ret);
|
|
}
|
|
|
|
nvlist_t *
|
|
nvlist_recv(int sock)
|
|
{
|
|
struct nvlist_header nvlhdr;
|
|
nvlist_t *nvl, *ret;
|
|
unsigned char *buf;
|
|
size_t nfds, size, i;
|
|
int serrno, *fds;
|
|
|
|
if (buf_recv(sock, &nvlhdr, sizeof(nvlhdr)) == -1)
|
|
return (NULL);
|
|
|
|
if (!nvlist_check_header(&nvlhdr))
|
|
return (NULL);
|
|
|
|
nfds = (size_t)nvlhdr.nvlh_descriptors;
|
|
size = sizeof(nvlhdr) + (size_t)nvlhdr.nvlh_size;
|
|
|
|
buf = malloc(size);
|
|
if (buf == NULL)
|
|
return (NULL);
|
|
|
|
memcpy(buf, &nvlhdr, sizeof(nvlhdr));
|
|
|
|
ret = NULL;
|
|
fds = NULL;
|
|
|
|
if (buf_recv(sock, buf + sizeof(nvlhdr), size - sizeof(nvlhdr)) == -1)
|
|
goto out;
|
|
|
|
if (nfds > 0) {
|
|
fds = malloc(nfds * sizeof(fds[0]));
|
|
if (fds == NULL)
|
|
goto out;
|
|
if (fd_recv(sock, fds, nfds) == -1)
|
|
goto out;
|
|
}
|
|
|
|
nvl = nvlist_xunpack(buf, size, fds, nfds);
|
|
if (nvl == NULL) {
|
|
for (i = 0; i < nfds; i++)
|
|
close(fds[i]);
|
|
goto out;
|
|
}
|
|
|
|
ret = nvl;
|
|
out:
|
|
serrno = errno;
|
|
free(buf);
|
|
free(fds);
|
|
errno = serrno;
|
|
|
|
return (ret);
|
|
}
|
|
|
|
nvlist_t *
|
|
nvlist_xfer(int sock, nvlist_t *nvl)
|
|
{
|
|
|
|
if (nvlist_send(sock, nvl) < 0) {
|
|
nvlist_destroy(nvl);
|
|
return (NULL);
|
|
}
|
|
nvlist_destroy(nvl);
|
|
return (nvlist_recv(sock));
|
|
}
|
|
#endif
|
|
|
|
nvpair_t *
|
|
nvlist_first_nvpair(const nvlist_t *nvl)
|
|
{
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
|
|
return (TAILQ_FIRST(&nvl->nvl_head));
|
|
}
|
|
|
|
nvpair_t *
|
|
nvlist_next_nvpair(const nvlist_t *nvl, const nvpair_t *nvp)
|
|
{
|
|
nvpair_t *retnvp;
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
NVPAIR_ASSERT(nvp);
|
|
PJDLOG_ASSERT(nvpair_nvlist(nvp) == nvl);
|
|
|
|
retnvp = nvpair_next(nvp);
|
|
PJDLOG_ASSERT(retnvp == NULL || nvpair_nvlist(retnvp) == nvl);
|
|
|
|
return (retnvp);
|
|
|
|
}
|
|
|
|
nvpair_t *
|
|
nvlist_prev_nvpair(const nvlist_t *nvl, const nvpair_t *nvp)
|
|
{
|
|
nvpair_t *retnvp;
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
NVPAIR_ASSERT(nvp);
|
|
PJDLOG_ASSERT(nvpair_nvlist(nvp) == nvl);
|
|
|
|
retnvp = nvpair_prev(nvp);
|
|
PJDLOG_ASSERT(nvpair_nvlist(retnvp) == nvl);
|
|
|
|
return (retnvp);
|
|
}
|
|
|
|
const char *
|
|
nvlist_next(const nvlist_t *nvl, int *typep, void **cookiep)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
PJDLOG_ASSERT(cookiep != NULL);
|
|
|
|
if (*cookiep == NULL)
|
|
nvp = nvlist_first_nvpair(nvl);
|
|
else
|
|
nvp = nvlist_next_nvpair(nvl, *cookiep);
|
|
if (nvp == NULL)
|
|
return (NULL);
|
|
if (typep != NULL)
|
|
*typep = nvpair_type(nvp);
|
|
*cookiep = nvp;
|
|
return (nvpair_name(nvp));
|
|
}
|
|
|
|
bool
|
|
nvlist_exists(const nvlist_t *nvl, const char *name)
|
|
{
|
|
|
|
return (nvlist_find(nvl, NV_TYPE_NONE, name) != NULL);
|
|
}
|
|
|
|
#define NVLIST_EXISTS(type, TYPE) \
|
|
bool \
|
|
nvlist_exists_##type(const nvlist_t *nvl, const char *name) \
|
|
{ \
|
|
\
|
|
return (nvlist_find(nvl, NV_TYPE_##TYPE, name) != NULL); \
|
|
}
|
|
|
|
NVLIST_EXISTS(null, NULL)
|
|
NVLIST_EXISTS(bool, BOOL)
|
|
NVLIST_EXISTS(number, NUMBER)
|
|
NVLIST_EXISTS(string, STRING)
|
|
NVLIST_EXISTS(nvlist, NVLIST)
|
|
#ifndef _KERNEL
|
|
NVLIST_EXISTS(descriptor, DESCRIPTOR)
|
|
#endif
|
|
NVLIST_EXISTS(binary, BINARY)
|
|
|
|
#undef NVLIST_EXISTS
|
|
|
|
#ifndef _KERNEL
|
|
bool
|
|
nvlist_existsf(const nvlist_t *nvl, const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
bool ret;
|
|
|
|
va_start(nameap, namefmt);
|
|
ret = nvlist_existsv(nvl, namefmt, nameap);
|
|
va_end(nameap);
|
|
return (ret);
|
|
}
|
|
|
|
#define NVLIST_EXISTSF(type) \
|
|
bool \
|
|
nvlist_existsf_##type(const nvlist_t *nvl, const char *namefmt, ...) \
|
|
{ \
|
|
va_list nameap; \
|
|
bool ret; \
|
|
\
|
|
va_start(nameap, namefmt); \
|
|
ret = nvlist_existsv_##type(nvl, namefmt, nameap); \
|
|
va_end(nameap); \
|
|
return (ret); \
|
|
}
|
|
|
|
NVLIST_EXISTSF(null)
|
|
NVLIST_EXISTSF(bool)
|
|
NVLIST_EXISTSF(number)
|
|
NVLIST_EXISTSF(string)
|
|
NVLIST_EXISTSF(nvlist)
|
|
#ifndef _KERNEL
|
|
NVLIST_EXISTSF(descriptor)
|
|
#endif
|
|
NVLIST_EXISTSF(binary)
|
|
|
|
#undef NVLIST_EXISTSF
|
|
|
|
bool
|
|
nvlist_existsv(const nvlist_t *nvl, const char *namefmt, va_list nameap)
|
|
{
|
|
char *name;
|
|
bool exists;
|
|
|
|
nv_vasprintf(&name, namefmt, nameap);
|
|
if (name == NULL)
|
|
return (false);
|
|
|
|
exists = nvlist_exists(nvl, name);
|
|
nv_free(name);
|
|
return (exists);
|
|
}
|
|
|
|
#define NVLIST_EXISTSV(type) \
|
|
bool \
|
|
nvlist_existsv_##type(const nvlist_t *nvl, const char *namefmt, \
|
|
va_list nameap) \
|
|
{ \
|
|
char *name; \
|
|
bool exists; \
|
|
\
|
|
vasprintf(&name, namefmt, nameap); \
|
|
if (name == NULL) \
|
|
return (false); \
|
|
exists = nvlist_exists_##type(nvl, name); \
|
|
free(name); \
|
|
return (exists); \
|
|
}
|
|
|
|
NVLIST_EXISTSV(null)
|
|
NVLIST_EXISTSV(bool)
|
|
NVLIST_EXISTSV(number)
|
|
NVLIST_EXISTSV(string)
|
|
NVLIST_EXISTSV(nvlist)
|
|
NVLIST_EXISTSV(descriptor)
|
|
NVLIST_EXISTSV(binary)
|
|
|
|
#undef NVLIST_EXISTSV
|
|
#endif
|
|
|
|
void
|
|
nvlist_add_nvpair(nvlist_t *nvl, const nvpair_t *nvp)
|
|
{
|
|
nvpair_t *newnvp;
|
|
|
|
NVPAIR_ASSERT(nvp);
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
if (nvlist_exists(nvl, nvpair_name(nvp))) {
|
|
nvl->nvl_error = EEXIST;
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
newnvp = nvpair_clone(nvp);
|
|
if (newnvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvpair_insert(&nvl->nvl_head, newnvp, nvl);
|
|
}
|
|
|
|
void
|
|
nvlist_add_null(nvlist_t *nvl, const char *name)
|
|
{
|
|
|
|
nvlist_addf_null(nvl, "%s", name);
|
|
}
|
|
|
|
void
|
|
nvlist_add_bool(nvlist_t *nvl, const char *name, bool value)
|
|
{
|
|
|
|
nvlist_addf_bool(nvl, value, "%s", name);
|
|
}
|
|
|
|
void
|
|
nvlist_add_number(nvlist_t *nvl, const char *name, uint64_t value)
|
|
{
|
|
|
|
nvlist_addf_number(nvl, value, "%s", name);
|
|
}
|
|
|
|
void
|
|
nvlist_add_string(nvlist_t *nvl, const char *name, const char *value)
|
|
{
|
|
|
|
nvlist_addf_string(nvl, value, "%s", name);
|
|
}
|
|
|
|
void
|
|
nvlist_add_stringf(nvlist_t *nvl, const char *name, const char *valuefmt, ...)
|
|
{
|
|
va_list valueap;
|
|
|
|
va_start(valueap, valuefmt);
|
|
nvlist_add_stringv(nvl, name, valuefmt, valueap);
|
|
va_end(valueap);
|
|
}
|
|
|
|
void
|
|
nvlist_add_stringv(nvlist_t *nvl, const char *name, const char *valuefmt,
|
|
va_list valueap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_create_stringv(name, valuefmt, valueap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
void
|
|
nvlist_add_nvlist(nvlist_t *nvl, const char *name, const nvlist_t *value)
|
|
{
|
|
|
|
nvlist_addf_nvlist(nvl, value, "%s", name);
|
|
}
|
|
|
|
#ifndef _KERNEL
|
|
void
|
|
nvlist_add_descriptor(nvlist_t *nvl, const char *name, int value)
|
|
{
|
|
|
|
nvlist_addf_descriptor(nvl, value, "%s", name);
|
|
}
|
|
#endif
|
|
|
|
void
|
|
nvlist_add_binary(nvlist_t *nvl, const char *name, const void *value,
|
|
size_t size)
|
|
{
|
|
|
|
nvlist_addf_binary(nvl, value, size, "%s", name);
|
|
}
|
|
|
|
void
|
|
nvlist_addf_null(nvlist_t *nvl, const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
|
|
va_start(nameap, namefmt);
|
|
nvlist_addv_null(nvl, namefmt, nameap);
|
|
va_end(nameap);
|
|
}
|
|
|
|
void
|
|
nvlist_addf_bool(nvlist_t *nvl, bool value, const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
|
|
va_start(nameap, namefmt);
|
|
nvlist_addv_bool(nvl, value, namefmt, nameap);
|
|
va_end(nameap);
|
|
}
|
|
|
|
void
|
|
nvlist_addf_number(nvlist_t *nvl, uint64_t value, const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
|
|
va_start(nameap, namefmt);
|
|
nvlist_addv_number(nvl, value, namefmt, nameap);
|
|
va_end(nameap);
|
|
}
|
|
|
|
void
|
|
nvlist_addf_string(nvlist_t *nvl, const char *value, const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
|
|
va_start(nameap, namefmt);
|
|
nvlist_addv_string(nvl, value, namefmt, nameap);
|
|
va_end(nameap);
|
|
}
|
|
|
|
void
|
|
nvlist_addf_nvlist(nvlist_t *nvl, const nvlist_t *value, const char *namefmt,
|
|
...)
|
|
{
|
|
va_list nameap;
|
|
|
|
va_start(nameap, namefmt);
|
|
nvlist_addv_nvlist(nvl, value, namefmt, nameap);
|
|
va_end(nameap);
|
|
}
|
|
|
|
#ifndef _KERNEL
|
|
void
|
|
nvlist_addf_descriptor(nvlist_t *nvl, int value, const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
|
|
va_start(nameap, namefmt);
|
|
nvlist_addv_descriptor(nvl, value, namefmt, nameap);
|
|
va_end(nameap);
|
|
}
|
|
#endif
|
|
|
|
void
|
|
nvlist_addf_binary(nvlist_t *nvl, const void *value, size_t size,
|
|
const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
|
|
va_start(nameap, namefmt);
|
|
nvlist_addv_binary(nvl, value, size, namefmt, nameap);
|
|
va_end(nameap);
|
|
}
|
|
|
|
void
|
|
nvlist_addv_null(nvlist_t *nvl, const char *namefmt, va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_createv_null(namefmt, nameap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
void
|
|
nvlist_addv_bool(nvlist_t *nvl, bool value, const char *namefmt, va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_createv_bool(value, namefmt, nameap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
void
|
|
nvlist_addv_number(nvlist_t *nvl, uint64_t value, const char *namefmt,
|
|
va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_createv_number(value, namefmt, nameap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
void
|
|
nvlist_addv_string(nvlist_t *nvl, const char *value, const char *namefmt,
|
|
va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_createv_string(value, namefmt, nameap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
void
|
|
nvlist_addv_nvlist(nvlist_t *nvl, const nvlist_t *value, const char *namefmt,
|
|
va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_createv_nvlist(value, namefmt, nameap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
#ifndef _KERNEL
|
|
void
|
|
nvlist_addv_descriptor(nvlist_t *nvl, int value, const char *namefmt,
|
|
va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
errno = nvlist_error(nvl);
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_createv_descriptor(value, namefmt, nameap);
|
|
if (nvp == NULL)
|
|
nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM);
|
|
else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
#endif
|
|
|
|
void
|
|
nvlist_addv_binary(nvlist_t *nvl, const void *value, size_t size,
|
|
const char *namefmt, va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_createv_binary(value, size, namefmt, nameap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
void
|
|
nvlist_move_nvpair(nvlist_t *nvl, nvpair_t *nvp)
|
|
{
|
|
|
|
NVPAIR_ASSERT(nvp);
|
|
PJDLOG_ASSERT(nvpair_nvlist(nvp) == NULL);
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
nvpair_free(nvp);
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
if (nvlist_exists(nvl, nvpair_name(nvp))) {
|
|
nvpair_free(nvp);
|
|
nvl->nvl_error = EEXIST;
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
return;
|
|
}
|
|
|
|
nvpair_insert(&nvl->nvl_head, nvp, nvl);
|
|
}
|
|
|
|
#define NVLIST_MOVE(vtype, type) \
|
|
void \
|
|
nvlist_move_##type(nvlist_t *nvl, const char *name, vtype value) \
|
|
{ \
|
|
\
|
|
nvlist_movef_##type(nvl, value, "%s", name); \
|
|
}
|
|
|
|
NVLIST_MOVE(char *, string)
|
|
NVLIST_MOVE(nvlist_t *, nvlist)
|
|
#ifndef _KERNEL
|
|
NVLIST_MOVE(int, descriptor)
|
|
#endif
|
|
|
|
#undef NVLIST_MOVE
|
|
|
|
void
|
|
nvlist_move_binary(nvlist_t *nvl, const char *name, void *value, size_t size)
|
|
{
|
|
|
|
nvlist_movef_binary(nvl, value, size, "%s", name);
|
|
}
|
|
|
|
#define NVLIST_MOVEF(vtype, type) \
|
|
void \
|
|
nvlist_movef_##type(nvlist_t *nvl, vtype value, const char *namefmt, \
|
|
...) \
|
|
{ \
|
|
va_list nameap; \
|
|
\
|
|
va_start(nameap, namefmt); \
|
|
nvlist_movev_##type(nvl, value, namefmt, nameap); \
|
|
va_end(nameap); \
|
|
}
|
|
|
|
NVLIST_MOVEF(char *, string)
|
|
NVLIST_MOVEF(nvlist_t *, nvlist)
|
|
#ifndef _KERNEL
|
|
NVLIST_MOVEF(int, descriptor)
|
|
#endif
|
|
|
|
#undef NVLIST_MOVEF
|
|
|
|
void
|
|
nvlist_movef_binary(nvlist_t *nvl, void *value, size_t size,
|
|
const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
|
|
va_start(nameap, namefmt);
|
|
nvlist_movev_binary(nvl, value, size, namefmt, nameap);
|
|
va_end(nameap);
|
|
}
|
|
|
|
void
|
|
nvlist_movev_string(nvlist_t *nvl, char *value, const char *namefmt,
|
|
va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
nv_free(value);
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_movev_string(value, namefmt, nameap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
void
|
|
nvlist_movev_nvlist(nvlist_t *nvl, nvlist_t *value, const char *namefmt,
|
|
va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
if (value != NULL && nvlist_get_nvpair_parent(value) != NULL)
|
|
nvlist_destroy(value);
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_movev_nvlist(value, namefmt, nameap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
#ifndef _KERNEL
|
|
void
|
|
nvlist_movev_descriptor(nvlist_t *nvl, int value, const char *namefmt,
|
|
va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
close(value);
|
|
errno = nvlist_error(nvl);
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_movev_descriptor(value, namefmt, nameap);
|
|
if (nvp == NULL)
|
|
nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM);
|
|
else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
#endif
|
|
|
|
void
|
|
nvlist_movev_binary(nvlist_t *nvl, void *value, size_t size,
|
|
const char *namefmt, va_list nameap)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
if (nvlist_error(nvl) != 0) {
|
|
nv_free(value);
|
|
RESTORE_ERRNO(nvlist_error(nvl));
|
|
return;
|
|
}
|
|
|
|
nvp = nvpair_movev_binary(value, size, namefmt, nameap);
|
|
if (nvp == NULL) {
|
|
nvl->nvl_error = ERRNO_OR_DEFAULT(ENOMEM);
|
|
RESTORE_ERRNO(nvl->nvl_error);
|
|
} else
|
|
nvlist_move_nvpair(nvl, nvp);
|
|
}
|
|
|
|
const nvpair_t *
|
|
nvlist_get_nvpair(const nvlist_t *nvl, const char *name)
|
|
{
|
|
|
|
return (nvlist_find(nvl, NV_TYPE_NONE, name));
|
|
}
|
|
|
|
#define NVLIST_GET(ftype, type, TYPE) \
|
|
ftype \
|
|
nvlist_get_##type(const nvlist_t *nvl, const char *name) \
|
|
{ \
|
|
const nvpair_t *nvp; \
|
|
\
|
|
nvp = nvlist_find(nvl, NV_TYPE_##TYPE, name); \
|
|
if (nvp == NULL) \
|
|
nvlist_report_missing(NV_TYPE_##TYPE, name); \
|
|
return (nvpair_get_##type(nvp)); \
|
|
}
|
|
|
|
NVLIST_GET(bool, bool, BOOL)
|
|
NVLIST_GET(uint64_t, number, NUMBER)
|
|
NVLIST_GET(const char *, string, STRING)
|
|
NVLIST_GET(const nvlist_t *, nvlist, NVLIST)
|
|
#ifndef _KERNEL
|
|
NVLIST_GET(int, descriptor, DESCRIPTOR)
|
|
#endif
|
|
|
|
#undef NVLIST_GET
|
|
|
|
const void *
|
|
nvlist_get_binary(const nvlist_t *nvl, const char *name, size_t *sizep)
|
|
{
|
|
nvpair_t *nvp;
|
|
|
|
nvp = nvlist_find(nvl, NV_TYPE_BINARY, name);
|
|
if (nvp == NULL)
|
|
nvlist_report_missing(NV_TYPE_BINARY, name);
|
|
|
|
return (nvpair_get_binary(nvp, sizep));
|
|
}
|
|
|
|
#define NVLIST_GETF(ftype, type) \
|
|
ftype \
|
|
nvlist_getf_##type(const nvlist_t *nvl, const char *namefmt, ...) \
|
|
{ \
|
|
va_list nameap; \
|
|
ftype value; \
|
|
\
|
|
va_start(nameap, namefmt); \
|
|
value = nvlist_getv_##type(nvl, namefmt, nameap); \
|
|
va_end(nameap); \
|
|
\
|
|
return (value); \
|
|
}
|
|
|
|
#ifndef _KERNEL
|
|
NVLIST_GETF(bool, bool)
|
|
NVLIST_GETF(uint64_t, number)
|
|
NVLIST_GETF(const char *, string)
|
|
NVLIST_GETF(const nvlist_t *, nvlist)
|
|
NVLIST_GETF(int, descriptor)
|
|
|
|
#undef NVLIST_GETF
|
|
|
|
const void *
|
|
nvlist_getf_binary(const nvlist_t *nvl, size_t *sizep, const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
const void *value;
|
|
|
|
va_start(nameap, namefmt);
|
|
value = nvlist_getv_binary(nvl, sizep, namefmt, nameap);
|
|
va_end(nameap);
|
|
|
|
return (value);
|
|
}
|
|
|
|
#define NVLIST_GETV(ftype, type, TYPE) \
|
|
ftype \
|
|
nvlist_getv_##type(const nvlist_t *nvl, const char *namefmt, \
|
|
va_list nameap) \
|
|
{ \
|
|
char *name; \
|
|
ftype value; \
|
|
\
|
|
vasprintf(&name, namefmt, nameap); \
|
|
if (name == NULL) \
|
|
nvlist_report_missing(NV_TYPE_##TYPE, "<unknown>"); \
|
|
value = nvlist_get_##type(nvl, name); \
|
|
free(name); \
|
|
\
|
|
return (value); \
|
|
}
|
|
|
|
NVLIST_GETV(bool, bool, BOOL)
|
|
NVLIST_GETV(uint64_t, number, NUMBER)
|
|
NVLIST_GETV(const char *, string, STRING)
|
|
NVLIST_GETV(const nvlist_t *, nvlist, NVLIST)
|
|
NVLIST_GETV(int, descriptor, DESCRIPTOR)
|
|
|
|
#undef NVLIST_GETV
|
|
|
|
const void *
|
|
nvlist_getv_binary(const nvlist_t *nvl, size_t *sizep, const char *namefmt,
|
|
va_list nameap)
|
|
{
|
|
char *name;
|
|
const void *binary;
|
|
|
|
nv_vasprintf(&name, namefmt, nameap);
|
|
if (name == NULL)
|
|
nvlist_report_missing(NV_TYPE_BINARY, "<unknown>");
|
|
|
|
binary = nvlist_get_binary(nvl, name, sizep);
|
|
nv_free(name);
|
|
return (binary);
|
|
}
|
|
#endif
|
|
|
|
#define NVLIST_TAKE(ftype, type, TYPE) \
|
|
ftype \
|
|
nvlist_take_##type(nvlist_t *nvl, const char *name) \
|
|
{ \
|
|
nvpair_t *nvp; \
|
|
ftype value; \
|
|
\
|
|
nvp = nvlist_find(nvl, NV_TYPE_##TYPE, name); \
|
|
if (nvp == NULL) \
|
|
nvlist_report_missing(NV_TYPE_##TYPE, name); \
|
|
value = (ftype)(intptr_t)nvpair_get_##type(nvp); \
|
|
nvlist_remove_nvpair(nvl, nvp); \
|
|
nvpair_free_structure(nvp); \
|
|
return (value); \
|
|
}
|
|
|
|
NVLIST_TAKE(bool, bool, BOOL)
|
|
NVLIST_TAKE(uint64_t, number, NUMBER)
|
|
NVLIST_TAKE(char *, string, STRING)
|
|
NVLIST_TAKE(nvlist_t *, nvlist, NVLIST)
|
|
#ifndef _KERNEL
|
|
NVLIST_TAKE(int, descriptor, DESCRIPTOR)
|
|
#endif
|
|
|
|
#undef NVLIST_TAKE
|
|
|
|
void *
|
|
nvlist_take_binary(nvlist_t *nvl, const char *name, size_t *sizep)
|
|
{
|
|
nvpair_t *nvp;
|
|
void *value;
|
|
|
|
nvp = nvlist_find(nvl, NV_TYPE_BINARY, name);
|
|
if (nvp == NULL)
|
|
nvlist_report_missing(NV_TYPE_BINARY, name);
|
|
|
|
value = (void *)(intptr_t)nvpair_get_binary(nvp, sizep);
|
|
nvlist_remove_nvpair(nvl, nvp);
|
|
nvpair_free_structure(nvp);
|
|
return (value);
|
|
}
|
|
|
|
#define NVLIST_TAKEF(ftype, type) \
|
|
ftype \
|
|
nvlist_takef_##type(nvlist_t *nvl, const char *namefmt, ...) \
|
|
{ \
|
|
va_list nameap; \
|
|
ftype value; \
|
|
\
|
|
va_start(nameap, namefmt); \
|
|
value = nvlist_takev_##type(nvl, namefmt, nameap); \
|
|
va_end(nameap); \
|
|
\
|
|
return (value); \
|
|
}
|
|
|
|
#ifndef _KERNEL
|
|
NVLIST_TAKEF(bool, bool)
|
|
NVLIST_TAKEF(uint64_t, number)
|
|
NVLIST_TAKEF(char *, string)
|
|
NVLIST_TAKEF(nvlist_t *, nvlist)
|
|
NVLIST_TAKEF(int, descriptor)
|
|
|
|
#undef NVLIST_TAKEF
|
|
|
|
void *
|
|
nvlist_takef_binary(nvlist_t *nvl, size_t *sizep, const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
void *value;
|
|
|
|
va_start(nameap, namefmt);
|
|
value = nvlist_takev_binary(nvl, sizep, namefmt, nameap);
|
|
va_end(nameap);
|
|
|
|
return (value);
|
|
}
|
|
|
|
#define NVLIST_TAKEV(ftype, type, TYPE) \
|
|
ftype \
|
|
nvlist_takev_##type(nvlist_t *nvl, const char *namefmt, va_list nameap) \
|
|
{ \
|
|
char *name; \
|
|
ftype value; \
|
|
\
|
|
vasprintf(&name, namefmt, nameap); \
|
|
if (name == NULL) \
|
|
nvlist_report_missing(NV_TYPE_##TYPE, "<unknown>"); \
|
|
value = nvlist_take_##type(nvl, name); \
|
|
free(name); \
|
|
return (value); \
|
|
}
|
|
|
|
NVLIST_TAKEV(bool, bool, BOOL)
|
|
NVLIST_TAKEV(uint64_t, number, NUMBER)
|
|
NVLIST_TAKEV(char *, string, STRING)
|
|
NVLIST_TAKEV(nvlist_t *, nvlist, NVLIST)
|
|
NVLIST_TAKEV(int, descriptor, DESCRIPTOR)
|
|
|
|
#undef NVLIST_TAKEV
|
|
|
|
void *
|
|
nvlist_takev_binary(nvlist_t *nvl, size_t *sizep, const char *namefmt,
|
|
va_list nameap)
|
|
{
|
|
char *name;
|
|
void *binary;
|
|
|
|
nv_vasprintf(&name, namefmt, nameap);
|
|
if (name == NULL)
|
|
nvlist_report_missing(NV_TYPE_BINARY, "<unknown>");
|
|
|
|
binary = nvlist_take_binary(nvl, name, sizep);
|
|
nv_free(name);
|
|
return (binary);
|
|
}
|
|
#endif
|
|
|
|
void
|
|
nvlist_remove_nvpair(nvlist_t *nvl, nvpair_t *nvp)
|
|
{
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
NVPAIR_ASSERT(nvp);
|
|
PJDLOG_ASSERT(nvpair_nvlist(nvp) == nvl);
|
|
|
|
nvpair_remove(&nvl->nvl_head, nvp, nvl);
|
|
}
|
|
|
|
void
|
|
nvlist_free(nvlist_t *nvl, const char *name)
|
|
{
|
|
|
|
nvlist_free_type(nvl, name, NV_TYPE_NONE);
|
|
}
|
|
|
|
#define NVLIST_FREE(type, TYPE) \
|
|
void \
|
|
nvlist_free_##type(nvlist_t *nvl, const char *name) \
|
|
{ \
|
|
\
|
|
nvlist_free_type(nvl, name, NV_TYPE_##TYPE); \
|
|
}
|
|
|
|
NVLIST_FREE(null, NULL)
|
|
NVLIST_FREE(bool, BOOL)
|
|
NVLIST_FREE(number, NUMBER)
|
|
NVLIST_FREE(string, STRING)
|
|
NVLIST_FREE(nvlist, NVLIST)
|
|
#ifndef _KERNEL
|
|
NVLIST_FREE(descriptor, DESCRIPTOR)
|
|
#endif
|
|
NVLIST_FREE(binary, BINARY)
|
|
|
|
#undef NVLIST_FREE
|
|
|
|
#ifndef _KERNEL
|
|
void
|
|
nvlist_freef(nvlist_t *nvl, const char *namefmt, ...)
|
|
{
|
|
va_list nameap;
|
|
|
|
va_start(nameap, namefmt);
|
|
nvlist_freev(nvl, namefmt, nameap);
|
|
va_end(nameap);
|
|
}
|
|
|
|
#define NVLIST_FREEF(type) \
|
|
void \
|
|
nvlist_freef_##type(nvlist_t *nvl, const char *namefmt, ...) \
|
|
{ \
|
|
va_list nameap; \
|
|
\
|
|
va_start(nameap, namefmt); \
|
|
nvlist_freev_##type(nvl, namefmt, nameap); \
|
|
va_end(nameap); \
|
|
}
|
|
|
|
NVLIST_FREEF(null)
|
|
NVLIST_FREEF(bool)
|
|
NVLIST_FREEF(number)
|
|
NVLIST_FREEF(string)
|
|
NVLIST_FREEF(nvlist)
|
|
NVLIST_FREEF(descriptor)
|
|
NVLIST_FREEF(binary)
|
|
|
|
#undef NVLIST_FREEF
|
|
|
|
void
|
|
nvlist_freev(nvlist_t *nvl, const char *namefmt, va_list nameap)
|
|
{
|
|
|
|
nvlist_freev_type(nvl, NV_TYPE_NONE, namefmt, nameap);
|
|
}
|
|
|
|
#define NVLIST_FREEV(type, TYPE) \
|
|
void \
|
|
nvlist_freev_##type(nvlist_t *nvl, const char *namefmt, va_list nameap) \
|
|
{ \
|
|
char *name; \
|
|
\
|
|
vasprintf(&name, namefmt, nameap); \
|
|
if (name == NULL) \
|
|
nvlist_report_missing(NV_TYPE_##TYPE, "<unknown>"); \
|
|
nvlist_free_##type(nvl, name); \
|
|
free(name); \
|
|
}
|
|
|
|
NVLIST_FREEV(null, NULL)
|
|
NVLIST_FREEV(bool, BOOL)
|
|
NVLIST_FREEV(number, NUMBER)
|
|
NVLIST_FREEV(string, STRING)
|
|
NVLIST_FREEV(nvlist, NVLIST)
|
|
NVLIST_FREEV(descriptor, DESCRIPTOR)
|
|
NVLIST_FREEV(binary, BINARY)
|
|
#undef NVLIST_FREEV
|
|
#endif
|
|
|
|
void
|
|
nvlist_free_nvpair(nvlist_t *nvl, nvpair_t *nvp)
|
|
{
|
|
|
|
NVLIST_ASSERT(nvl);
|
|
NVPAIR_ASSERT(nvp);
|
|
PJDLOG_ASSERT(nvpair_nvlist(nvp) == nvl);
|
|
|
|
nvlist_remove_nvpair(nvl, nvp);
|
|
nvpair_free(nvp);
|
|
}
|