fs/zfs/zfs.c

58  * For nvlist manipulation. (from nvpair.h)
1493  *		encoded size of the nvpair		(4 bytes)
1494  *		decoded size of the nvpair		(4 bytes)
1498  *		# of elements in the nvpair		(4 bytes)
1500  *		2 zero's for the last nvpair
1510 	char *nvpair, *nvp_name;
1524 	 * Loop thru the nvpair list
1530 		nvpair = nvlist + 4 * 2;	/* skip the encode/decode size */
1532 		name_len = be32_to_cpu(*(uint32_t *) nvpair);
1533 		nvpair += 4;
1535 		nvp_name = nvpair;
1536 		nvpair = nvpair + ((name_len + 3) & ~3);	/* align */
1538 		type = be32_to_cpu(*(uint32_t *) nvpair);
1539 		nvpair += 4;
1541 		nelm = be32_to_cpu(*(uint32_t *) nvpair);
1543 			printf("empty nvpair\n");
1547 		nvpair += 4;
1550 			*val = nvpair;
1557 		nvlist += encode_size;	/* goto the next nvpair */
1569 	char *nvpair;
1573 	found = nvlist_find_value(nvlist, name, DATA_TYPE_UINT64, &nvpair, &size, 0);
1585 	if (!is_word_aligned_ptr((void *)nvpair)) {
1589 		memcpy(alignedptr, nvpair, sizeof(uint64_t));
1595 	*out = be64_to_cpu(*(uint64_t *) nvpair);
1602 	char *nvpair;
1608 	found = nvlist_find_value(nvlist, name, DATA_TYPE_STRING, &nvpair, &size, 0);
1615 	slen = be32_to_cpu(*(uint32_t *) nvpair);
1621 	memcpy(ret, nvpair + 4, slen);
1629 	char *nvpair;
1634 	found = nvlist_find_value(nvlist, name, DATA_TYPE_NVLIST, &nvpair,
1648 	memcpy(ret + sizeof(uint32_t), nvpair, size);
1655 	char *nvpair;
1659 	found = nvlist_find_value(nvlist, name, DATA_TYPE_NVLIST, &nvpair,
1670 	char *nvpair, *nvpairptr;
1677 	found = nvlist_find_value(nvlist, name, DATA_TYPE_NVLIST, &nvpair,
1686 	nvpairptr = nvpair;
1694 		while (nvpairptr < nvpair + size
1696 			nvlist += encode_size;	/* goto the next nvpair */
1701 	if (nvpairptr >= nvpair + size
1703 		>= nvpair + size) {