diff options
Diffstat (limited to 'lib/libnv/nvlist.c')
| -rw-r--r-- | lib/libnv/nvlist.c | 1848 |
1 files changed, 0 insertions, 1848 deletions
diff --git a/lib/libnv/nvlist.c b/lib/libnv/nvlist.c deleted file mode 100644 index b4954419ff1a..000000000000 --- a/lib/libnv/nvlist.c +++ /dev/null @@ -1,1848 +0,0 @@ -/*- - * Copyright (c) 2009-2013 The FreeBSD Foundation - * All rights reserved. - * - * This software was developed by Pawel Jakub Dawidek under sponsorship from - * the FreeBSD Foundation. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * - * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> -__FBSDID("$FreeBSD$"); - -#include <sys/param.h> -#include <sys/endian.h> -#include <sys/queue.h> -#include <sys/socket.h> - -#include <errno.h> -#include <stdarg.h> -#include <stdbool.h> -#include <stdint.h> -#define _WITH_DPRINTF -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <unistd.h> - -#ifdef HAVE_PJDLOG -#include <pjdlog.h> -#endif - -#include "msgio.h" -#include "nv.h" -#include "nv_impl.h" -#include "nvlist_impl.h" -#include "nvpair_impl.h" - -#ifndef HAVE_PJDLOG -#include <assert.h> -#define PJDLOG_ASSERT(...) assert(__VA_ARGS__) -#define PJDLOG_RASSERT(expr, ...) assert(expr) -#define PJDLOG_ABORT(...) do { \ - fprintf(stderr, "%s:%u: ", __FILE__, __LINE__); \ - fprintf(stderr, __VA_ARGS__); \ - fprintf(stderr, "\n"); \ - abort(); \ -} while (0) -#endif - -#define NV_FLAG_PRIVATE_MASK (NV_FLAG_BIG_ENDIAN) -#define NV_FLAG_PUBLIC_MASK (NV_FLAG_IGNORE_CASE) -#define NV_FLAG_ALL_MASK (NV_FLAG_PRIVATE_MASK | NV_FLAG_PUBLIC_MASK) - -#define NVLIST_MAGIC 0x6e766c /* "nvl" */ -struct nvlist { - int nvl_magic; - int nvl_error; - int nvl_flags; - nvpair_t *nvl_parent; - struct nvl_head nvl_head; -}; - -#define NVLIST_ASSERT(nvl) do { \ - PJDLOG_ASSERT((nvl) != NULL); \ - PJDLOG_ASSERT((nvl)->nvl_magic == NVLIST_MAGIC); \ -} while (0) - -#define NVPAIR_ASSERT(nvp) nvpair_assert(nvp) - -#define NVLIST_HEADER_MAGIC 0x6c -#define NVLIST_HEADER_VERSION 0x00 -struct nvlist_header { - uint8_t nvlh_magic; - uint8_t nvlh_version; - uint8_t nvlh_flags; - uint64_t nvlh_descriptors; - uint64_t nvlh_size; -} __packed; - -nvlist_t * -nvlist_create(int flags) -{ - nvlist_t *nvl; - - PJDLOG_ASSERT((flags & ~(NV_FLAG_PUBLIC_MASK)) == 0); - - nvl = malloc(sizeof(*nvl)); - nvl->nvl_error = 0; - nvl->nvl_flags = flags; - nvl->nvl_parent = NULL; - TAILQ_INIT(&nvl->nvl_head); - nvl->nvl_magic = NVLIST_MAGIC; - - return (nvl); -} - -void -nvlist_destroy(nvlist_t *nvl) -{ - nvpair_t *nvp; - int serrno; - - if (nvl == NULL) - return; - - serrno = errno; - - NVLIST_ASSERT(nvl); - - while ((nvp = nvlist_first_nvpair(nvl)) != NULL) { - nvlist_remove_nvpair(nvl, nvp); - nvpair_free(nvp); - } - nvl->nvl_magic = 0; - free(nvl); - - errno = serrno; -} - -int -nvlist_error(const nvlist_t *nvl) -{ - - if (nvl == NULL) - return (ENOMEM); - - NVLIST_ASSERT(nvl); - - return (nvl->nvl_error); -} - -nvpair_t * -nvlist_get_nvpair_parent(const nvlist_t *nvl) -{ - - NVLIST_ASSERT(nvl); - - return (nvl->nvl_parent); -} - -const nvlist_t * -nvlist_get_parent(const nvlist_t *nvl) -{ - - NVLIST_ASSERT(nvl); - - if (nvl->nvl_parent == NULL) - return (NULL); - - return (nvpair_nvlist(nvl->nvl_parent)); -} - -void -nvlist_set_parent(nvlist_t *nvl, nvpair_t *parent) -{ - - NVLIST_ASSERT(nvl); - - nvl->nvl_parent = parent; -} - -bool -nvlist_empty(const nvlist_t *nvl) -{ - - NVLIST_ASSERT(nvl); - PJDLOG_ASSERT(nvl->nvl_error == 0); - - return (nvlist_first_nvpair(nvl) == NULL); -} - -static void -nvlist_report_missing(int type, const char *namefmt, va_list nameap) -{ - char *name; - - vasprintf(&name, namefmt, nameap); - PJDLOG_ABORT("Element '%s' of type %s doesn't exist.", - name != NULL ? name : "N/A", nvpair_type_string(type)); -} - -static nvpair_t * -nvlist_findv(const nvlist_t *nvl, int type, const char *namefmt, va_list nameap) -{ - nvpair_t *nvp; - char *name; - - NVLIST_ASSERT(nvl); - PJDLOG_ASSERT(nvl->nvl_error == 0); - PJDLOG_ASSERT(type == NV_TYPE_NONE || - (type >= NV_TYPE_FIRST && type <= NV_TYPE_LAST)); - - if (vasprintf(&name, namefmt, nameap) < 0) - return (NULL); - - for (nvp = nvlist_first_nvpair(nvl); nvp != NULL; - nvp = nvlist_next_nvpair(nvl, nvp)) { - if (type != NV_TYPE_NONE && nvpair_type(nvp) != type) - continue; - if ((nvl->nvl_flags & NV_FLAG_IGNORE_CASE) != 0) { - if (strcasecmp(nvpair_name(nvp), name) != 0) - continue; - } else { - if (strcmp(nvpair_name(nvp), name) != 0) - continue; - } - break; - } - - free(name); - - if (nvp == NULL) - errno = ENOENT; - - return (nvp); -} - -bool -nvlist_exists_type(const nvlist_t *nvl, const char *name, int type) -{ - - return (nvlist_existsf_type(nvl, type, "%s", name)); -} - -bool -nvlist_existsf_type(const nvlist_t *nvl, int type, const char *namefmt, ...) -{ - va_list nameap; - bool ret; - - va_start(nameap, namefmt); - ret = nvlist_existsv_type(nvl, type, namefmt, nameap); - va_end(nameap); - - return (ret); -} - -bool -nvlist_existsv_type(const nvlist_t *nvl, int type, const char *namefmt, - va_list nameap) -{ - - NVLIST_ASSERT(nvl); - PJDLOG_ASSERT(nvl->nvl_error == 0); - PJDLOG_ASSERT(type == NV_TYPE_NONE || - (type >= NV_TYPE_FIRST && type <= NV_TYPE_LAST)); - - return (nvlist_findv(nvl, type, namefmt, nameap) != NULL); -} - -void -nvlist_free_type(nvlist_t *nvl, const char *name, int type) -{ - - nvlist_freef_type(nvl, type, "%s", name); -} - -void -nvlist_freef_type(nvlist_t *nvl, int type, const char *namefmt, ...) -{ - va_list nameap; - - va_start(nameap, namefmt); - nvlist_freev_type(nvl, type, namefmt, nameap); - va_end(nameap); -} - -void -nvlist_freev_type(nvlist_t *nvl, int type, const char *namefmt, va_list nameap) -{ - va_list cnameap; - nvpair_t *nvp; - - NVLIST_ASSERT(nvl); - PJDLOG_ASSERT(nvl->nvl_error == 0); - PJDLOG_ASSERT(type == NV_TYPE_NONE || - (type >= NV_TYPE_FIRST && type <= NV_TYPE_LAST)); - - va_copy(cnameap, nameap); - nvp = nvlist_findv(nvl, type, namefmt, cnameap); - va_end(cnameap); - if (nvp != NULL) - nvlist_free_nvpair(nvl, nvp); - else - nvlist_report_missing(type, namefmt, nameap); -} - -nvlist_t * -nvlist_clone(const nvlist_t *nvl) -{ - nvlist_t *newnvl; - nvpair_t *nvp, *newnvp; - - NVLIST_ASSERT(nvl); - - if (nvl->nvl_error != 0) { - errno = nvl->nvl_error; - return (NULL); - } - - newnvl = nvlist_create(nvl->nvl_flags & NV_FLAG_PUBLIC_MASK); - for (nvp = nvlist_first_nvpair(nvl); nvp != NULL; - nvp = nvlist_next_nvpair(nvl, nvp)) { - newnvp = nvpair_clone(nvp); - if (newnvp == NULL) - break; - nvlist_move_nvpair(newnvl, newnvp); - } - if (nvp != NULL) { - nvlist_destroy(newnvl); - return (NULL); - } - return (newnvl); -} - -static bool -nvlist_dump_error_check(const nvlist_t *nvl, int fd, int level) -{ - - if (nvlist_error(nvl) != 0) { - dprintf(fd, "%*serror: %d\n", level * 4, "", - nvlist_error(nvl)); - return (true); - } - - return (false); -} - -/* - * Dump content of nvlist. - */ -void -nvlist_dump(const nvlist_t *nvl, int fd) -{ - nvpair_t *nvp; - int level; - - level = 0; - if (nvlist_dump_error_check(nvl, fd, level)) - return; - - nvp = nvlist_first_nvpair(nvl); - while (nvp != NULL) { - dprintf(fd, "%*s%s (%s):", level * 4, "", nvpair_name(nvp), - nvpair_type_string(nvpair_type(nvp))); - switch (nvpair_type(nvp)) { - case NV_TYPE_NULL: - dprintf(fd, " null\n"); - break; - case NV_TYPE_BOOL: - dprintf(fd, " %s\n", nvpair_get_bool(nvp) ? - "TRUE" : "FALSE"); - break; - case NV_TYPE_NUMBER: - dprintf(fd, " %ju (%jd) (0x%jx)\n", - (uintmax_t)nvpair_get_number(nvp), - (intmax_t)nvpair_get_number(nvp), - (uintmax_t)nvpair_get_number(nvp)); - break; - case NV_TYPE_STRING: - dprintf(fd, " [%s]\n", nvpair_get_string(nvp)); - break; - case NV_TYPE_NVLIST: - dprintf(fd, "\n"); - nvl = nvpair_get_nvlist(nvp); - if (nvlist_dump_error_check(nvl, fd, level + 1)) { - nvl = nvlist_get_parent(nvl); - break; - } - level += 1; - nvp = nvlist_first_nvpair(nvl); - continue; - case NV_TYPE_DESCRIPTOR: - dprintf(fd, " %d\n", nvpair_get_descriptor(nvp)); - break; - case NV_TYPE_BINARY: - { - const unsigned char *binary; - unsigned int ii; - size_t size; - - binary = nvpair_get_binary(nvp, &size); - dprintf(fd, " %zu ", size); - for (ii = 0; ii < size; ii++) - dprintf(fd, "%02hhx", binary[ii]); - dprintf(fd, "\n"); - break; - } - default: - PJDLOG_ABORT("Unknown type: %d.", nvpair_type(nvp)); - } - - while ((nvp = nvlist_next_nvpair(nvl, nvp)) == NULL) { - nvp = nvlist_get_nvpair_parent(nvl); - if (nvp == NULL) - return; - nvl = nvlist_get_parent(nvl); - level --; - } - } -} - -void -nvlist_fdump(const nvlist_t *nvl, FILE *fp) -{ - - fflush(fp); - nvlist_dump(nvl, fileno(fp)); -} - -/* - * The function obtains size of the nvlist after nvlist_pack(). - */ -size_t -nvlist_size(const nvlist_t *nvl) -{ - const nvpair_t *nvp; - size_t size; - - NVLIST_ASSERT(nvl); - PJDLOG_ASSERT(nvl->nvl_error == 0); - - size = sizeof(struct nvlist_header); - nvp = nvlist_first_nvpair(nvl); - while (nvp != NULL) { - size += nvpair_header_size(); - size += strlen(nvpair_name(nvp)) + 1; - if (nvpair_type(nvp) == NV_TYPE_NVLIST) { - size += sizeof(struct nvlist_header); - size += nvpair_header_size() + 1; - nvl = nvpair_get_nvlist(nvp); - PJDLOG_ASSERT(nvl->nvl_error == 0); - nvp = nvlist_first_nvpair(nvl); - continue; - } else { - size += nvpair_size(nvp); - } - - while ((nvp = nvlist_next_nvpair(nvl, nvp)) == NULL) { - nvp = nvlist_get_nvpair_parent(nvl); - if (nvp == NULL) - goto out; - nvl = nvlist_get_parent(nvl); - } - } - -out: - return (size); -} - -static int * -nvlist_xdescriptors(const nvlist_t *nvl, int *descs, int level) -{ - const nvpair_t *nvp; - - NVLIST_ASSERT(nvl); - PJDLOG_ASSERT(nvl->nvl_error == 0); - PJDLOG_ASSERT(level < 3); - - 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); -} - -int * -nvlist_descriptors(const nvlist_t *nvl, size_t *nitemsp) -{ - size_t nitems; - int *fds; - - nitems = nvlist_ndescriptors(nvl); - fds = 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); -} - -static size_t -nvlist_xndescriptors(const nvlist_t *nvl, int level) -{ - 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); -} - -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; - nvpair_t *nvp; - - NVLIST_ASSERT(nvl); - - if (nvl->nvl_error != 0) { - errno = nvl->nvl_error; - return (NULL); - } - - size = nvlist_size(nvl); - buf = 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) { - 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: - nvl = nvpair_get_nvlist(nvp); - nvp = nvlist_first_nvpair(nvl); - ptr = nvlist_pack_header(nvl, ptr, &left); - continue; - case NV_TYPE_DESCRIPTOR: - ptr = nvpair_pack_descriptor(nvp, ptr, fdidxp, &left); - break; - case NV_TYPE_BINARY: - ptr = nvpair_pack_binary(nvp, ptr, &left); - break; - default: - PJDLOG_ABORT("Invalid type (%d).", nvpair_type(nvp)); - } - if (ptr == NULL) { - free(buf); - return (NULL); - } - while ((nvp = nvlist_next_nvpair(nvl, nvp)) == NULL) { - nvp = nvlist_get_nvpair_parent(nvl); - if (nvp == NULL) - goto out; - ptr = nvpair_pack_nvlist_up(ptr, &left); - if (ptr == NULL) - goto out; - nvl = nvlist_get_parent(nvl); - } - } - -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) { - errno = nvl->nvl_error; - return (NULL); - } - - if (nvlist_ndescriptors(nvl) > 0) { - 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) { - errno = EINVAL; - return (false); - } - if ((nvlhdrp->nvlh_flags & ~NV_FLAG_ALL_MASK) != 0) { - 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: - 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; - case NV_TYPE_DESCRIPTOR: - ptr = nvpair_unpack_descriptor(isbe, nvp, ptr, &left, - fds, nfds); - break; - 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)); -} - -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)); -} - -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_existsf(nvl, "%s", name)); -} - -#define NVLIST_EXISTS(type) \ -bool \ -nvlist_exists_##type(const nvlist_t *nvl, const char *name) \ -{ \ - \ - return (nvlist_existsf_##type(nvl, "%s", name)); \ -} - -NVLIST_EXISTS(null) -NVLIST_EXISTS(bool) -NVLIST_EXISTS(number) -NVLIST_EXISTS(string) -NVLIST_EXISTS(nvlist) -NVLIST_EXISTS(descriptor) -NVLIST_EXISTS(binary) - -#undef NVLIST_EXISTS - -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) -NVLIST_EXISTSF(descriptor) -NVLIST_EXISTSF(binary) - -#undef NVLIST_EXISTSF - -bool -nvlist_existsv(const nvlist_t *nvl, const char *namefmt, va_list nameap) -{ - - return (nvlist_findv(nvl, NV_TYPE_NONE, namefmt, nameap) != NULL); -} - -#define NVLIST_EXISTSV(type, TYPE) \ -bool \ -nvlist_existsv_##type(const nvlist_t *nvl, const char *namefmt, \ - va_list nameap) \ -{ \ - \ - return (nvlist_findv(nvl, NV_TYPE_##TYPE, namefmt, nameap) != \ - NULL); \ -} - -NVLIST_EXISTSV(null, NULL) -NVLIST_EXISTSV(bool, BOOL) -NVLIST_EXISTSV(number, NUMBER) -NVLIST_EXISTSV(string, STRING) -NVLIST_EXISTSV(nvlist, NVLIST) -NVLIST_EXISTSV(descriptor, DESCRIPTOR) -NVLIST_EXISTSV(binary, BINARY) - -#undef NVLIST_EXISTSV - -void -nvlist_add_nvpair(nvlist_t *nvl, const nvpair_t *nvp) -{ - nvpair_t *newnvp; - - NVPAIR_ASSERT(nvp); - - if (nvlist_error(nvl) != 0) { - errno = nvlist_error(nvl); - return; - } - if (nvlist_exists(nvl, nvpair_name(nvp))) { - nvl->nvl_error = errno = EEXIST; - return; - } - - newnvp = nvpair_clone(nvp); - if (newnvp == NULL) { - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - 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) { - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_create_stringv(name, valuefmt, valueap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - 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); -} - -void -nvlist_add_descriptor(nvlist_t *nvl, const char *name, int value) -{ - - nvlist_addf_descriptor(nvl, value, "%s", name); -} - -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); -} - -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); -} - -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) { - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_createv_null(namefmt, nameap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - 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) { - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_createv_bool(value, namefmt, nameap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - 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) { - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_createv_number(value, namefmt, nameap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - 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) { - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_createv_string(value, namefmt, nameap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - 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) { - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_createv_nvlist(value, namefmt, nameap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - else - nvlist_move_nvpair(nvl, nvp); -} - -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); -} - -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) { - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_createv_binary(value, size, namefmt, nameap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - 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); - errno = nvlist_error(nvl); - return; - } - if (nvlist_exists(nvl, nvpair_name(nvp))) { - nvpair_free(nvp); - nvl->nvl_error = errno = EEXIST; - 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) -NVLIST_MOVE(int, descriptor) - -#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) -NVLIST_MOVEF(int, descriptor) - -#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) { - free(value); - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_movev_string(value, namefmt, nameap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - 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); - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_movev_nvlist(value, namefmt, nameap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - else - nvlist_move_nvpair(nvl, nvp); -} - -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); -} - -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) { - free(value); - errno = nvlist_error(nvl); - return; - } - - nvp = nvpair_movev_binary(value, size, namefmt, nameap); - if (nvp == NULL) - nvl->nvl_error = errno = (errno != 0 ? errno : ENOMEM); - else - nvlist_move_nvpair(nvl, nvp); -} - -#define NVLIST_GET(ftype, type) \ -ftype \ -nvlist_get_##type(const nvlist_t *nvl, const char *name) \ -{ \ - \ - return (nvlist_getf_##type(nvl, "%s", name)); \ -} - -NVLIST_GET(const nvpair_t *, nvpair) -NVLIST_GET(bool, bool) -NVLIST_GET(uint64_t, number) -NVLIST_GET(const char *, string) -NVLIST_GET(const nvlist_t *, nvlist) -NVLIST_GET(int, descriptor) - -#undef NVLIST_GET - -const void * -nvlist_get_binary(const nvlist_t *nvl, const char *name, size_t *sizep) -{ - - return (nvlist_getf_binary(nvl, sizep, "%s", name)); -} - -#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); \ -} - -NVLIST_GETF(const nvpair_t *, nvpair) -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); -} - -const nvpair_t * -nvlist_getv_nvpair(const nvlist_t *nvl, const char *namefmt, va_list nameap) -{ - - return (nvlist_findv(nvl, NV_TYPE_NONE, namefmt, nameap)); -} - -#define NVLIST_GETV(ftype, type, TYPE) \ -ftype \ -nvlist_getv_##type(const nvlist_t *nvl, const char *namefmt, \ - va_list nameap) \ -{ \ - va_list cnameap; \ - const nvpair_t *nvp; \ - \ - va_copy(cnameap, nameap); \ - nvp = nvlist_findv(nvl, NV_TYPE_##TYPE, namefmt, cnameap); \ - va_end(cnameap); \ - if (nvp == NULL) \ - nvlist_report_missing(NV_TYPE_##TYPE, namefmt, nameap); \ - return (nvpair_get_##type(nvp)); \ -} - -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) -{ - va_list cnameap; - const nvpair_t *nvp; - - va_copy(cnameap, nameap); - nvp = nvlist_findv(nvl, NV_TYPE_BINARY, namefmt, cnameap); - va_end(cnameap); - if (nvp == NULL) - nvlist_report_missing(NV_TYPE_BINARY, namefmt, nameap); - - return (nvpair_get_binary(nvp, sizep)); -} - -#define NVLIST_TAKE(ftype, type) \ -ftype \ -nvlist_take_##type(nvlist_t *nvl, const char *name) \ -{ \ - \ - return (nvlist_takef_##type(nvl, "%s", name)); \ -} - -NVLIST_TAKE(nvpair_t *, nvpair) -NVLIST_TAKE(bool, bool) -NVLIST_TAKE(uint64_t, number) -NVLIST_TAKE(char *, string) -NVLIST_TAKE(nvlist_t *, nvlist) -NVLIST_TAKE(int, descriptor) - -#undef NVLIST_TAKE - -void * -nvlist_take_binary(nvlist_t *nvl, const char *name, size_t *sizep) -{ - - return (nvlist_takef_binary(nvl, sizep, "%s", name)); -} - -#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); \ -} - -NVLIST_TAKEF(nvpair_t *, nvpair) -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); -} - -nvpair_t * -nvlist_takev_nvpair(nvlist_t *nvl, const char *namefmt, va_list nameap) -{ - nvpair_t *nvp; - - nvp = nvlist_findv(nvl, NV_TYPE_NONE, namefmt, nameap); - if (nvp != NULL) - nvlist_remove_nvpair(nvl, nvp); - return (nvp); -} - -#define NVLIST_TAKEV(ftype, type, TYPE) \ -ftype \ -nvlist_takev_##type(nvlist_t *nvl, const char *namefmt, va_list nameap) \ -{ \ - va_list cnameap; \ - nvpair_t *nvp; \ - ftype value; \ - \ - va_copy(cnameap, nameap); \ - nvp = nvlist_findv(nvl, NV_TYPE_##TYPE, namefmt, cnameap); \ - va_end(cnameap); \ - if (nvp == NULL) \ - nvlist_report_missing(NV_TYPE_##TYPE, namefmt, nameap); \ - value = (ftype)(intptr_t)nvpair_get_##type(nvp); \ - nvlist_remove_nvpair(nvl, nvp); \ - nvpair_free_structure(nvp); \ - 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) -{ - va_list cnameap; - nvpair_t *nvp; - void *value; - - va_copy(cnameap, nameap); - nvp = nvlist_findv(nvl, NV_TYPE_BINARY, namefmt, cnameap); - va_end(cnameap); - if (nvp == NULL) - nvlist_report_missing(NV_TYPE_BINARY, namefmt, nameap); - - value = (void *)(intptr_t)nvpair_get_binary(nvp, sizep); - nvlist_remove_nvpair(nvl, nvp); - nvpair_free_structure(nvp); - return (value); -} - -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_freef(nvl, "%s", name); -} - -#define NVLIST_FREE(type) \ -void \ -nvlist_free_##type(nvlist_t *nvl, const char *name) \ -{ \ - \ - nvlist_freef_##type(nvl, "%s", name); \ -} - -NVLIST_FREE(null) -NVLIST_FREE(bool) -NVLIST_FREE(number) -NVLIST_FREE(string) -NVLIST_FREE(nvlist) -NVLIST_FREE(descriptor) -NVLIST_FREE(binary) - -#undef NVLIST_FREE - -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) \ -{ \ - \ - nvlist_freev_type(nvl, NV_TYPE_##TYPE, namefmt, nameap); \ -} - -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 - -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); -} |