Lines Matching full:attribute
66 * nlmsg_find_attr() find an attribute in a message
78 * Attribute Format:
89 * struct nlattr netlink attribute header
91 * Attribute Construction:
92 * nla_reserve(skb, type, len) reserve room for an attribute
93 * nla_reserve_nohdr(skb, len) reserve room for an attribute w/o hdr
94 * nla_put(skb, type, len, data) add attribute to skb
95 * nla_put_nohdr(skb, len, data) add attribute w/o hdr
98 * Attribute Construction for Basic Types:
99 * nla_put_u8(skb, type, value) add u8 attribute to skb
100 * nla_put_u16(skb, type, value) add u16 attribute to skb
101 * nla_put_u32(skb, type, value) add u32 attribute to skb
103 * value, padattr) add u64 attribute to skb
104 * nla_put_s8(skb, type, value) add s8 attribute to skb
105 * nla_put_s16(skb, type, value) add s16 attribute to skb
106 * nla_put_s32(skb, type, value) add s32 attribute to skb
108 * padattr) add s64 attribute to skb
109 * nla_put_string(skb, type, str) add string attribute to skb
110 * nla_put_flag(skb, type) add flag attribute to skb
112 * padattr) add msecs attribute to skb
113 * nla_put_in_addr(skb, type, addr) add IPv4 address attribute to skb
114 * nla_put_in6_addr(skb, type, addr) add IPv6 address attribute to skb
117 * nla_nest_start(skb, type) start a nested attribute
118 * nla_nest_end(skb, nla) finalize a nested attribute
119 * nla_nest_cancel(skb, nla) cancel nested attribute construction
121 * Attribute Length Calculations:
122 * nla_attr_size(payload) length of attribute w/o padding
123 * nla_total_size(payload) length of attribute w/ padding
126 * Attribute Payload Access:
127 * nla_data(nla) head of attribute payload
128 * nla_len(nla) length of attribute payload
130 * Attribute Payload Access for Basic Types:
131 * nla_get_u8(nla) get payload for a u8 attribute
132 * nla_get_u16(nla) get payload for a u16 attribute
133 * nla_get_u32(nla) get payload for a u32 attribute
134 * nla_get_u64(nla) get payload for a u64 attribute
135 * nla_get_s8(nla) get payload for a s8 attribute
136 * nla_get_s16(nla) get payload for a s16 attribute
137 * nla_get_s32(nla) get payload for a s32 attribute
138 * nla_get_s64(nla) get payload for a s64 attribute
140 * nla_get_msecs(nla) get payload for a msecs attribute
142 * Attribute Misc:
143 * nla_memcpy(dest, nla, count) copy attribute into memory
144 * nla_memcmp(nla, data, size) compare attribute with memory area
145 * nla_strscpy(dst, nla, size) copy attribute to a sized string
146 * nla_strcmp(nla, str) compare attribute with string
148 * Attribute Parsing:
150 * nla_next(nla, remaining) get next netlink attribute
153 * nla_find() find attribute in stream of attributes
154 * nla_find_nested() find attribute in nested attributes
163 * Standard attribute types to specify validation policy
211 * struct nla_policy - attribute validation policy
212 * @type: Type of attribute or NLA_UNSPEC
213 * @validation_type: type of attribute validation done in addition to
219 * accessible by attribute type up to the highest identifier to be expected.
225 * NLA_BINARY Maximum length of attribute payload
242 * All other Minimum length of attribute payload
245 * NLA_BITFIELD32 This is a 32-bit bitmap/bitselector attribute and
247 * NLA_REJECT This attribute is always rejected and `reject_message'
251 * also set `len' to the max attribute number. Use the
256 * must also set `len' to the max attribute number. Use
261 * level down and the attribute types directly in the
275 * the value of the integer attribute.
302 * integers) of the attribute is enforced.
307 * NLA_BINARY Validation function called for the attribute.
327 * @strict_start_type: first attribute to validate strictly
329 * This entry is special, and used for the attribute at index 0
332 * starts for any attribute types >= this value, also, strict
474 * enum netlink_validation - netlink message/attribute validation levels
478 * @NL_VALIDATE_TRAILING: Reject junk data encountered after attribute parsing.
485 * @NL_VALIDATE_STRICT_ATTRS: strict attribute policy parsing (e.g.
649 * @maxtype: maximum attribute type to be expected
650 * @head: head of attribute stream
651 * @len: length of attribute stream
655 * Parses a stream of attributes and stores a pointer to each attribute in
656 * the tb array accessible via the attribute type. Attributes with a type
674 * @maxtype: maximum attribute type to be expected
675 * @head: head of attribute stream
676 * @len: length of attribute stream
680 * Parses a stream of attributes and stores a pointer to each attribute in
681 * the tb array accessible via the attribute type. Attributes with a type
699 * @maxtype: maximum attribute type to be expected
700 * @head: head of attribute stream
701 * @len: length of attribute stream
705 * Parses a stream of attributes and stores a pointer to each attribute in
706 * the tb array accessible via the attribute type. Attributes with a type
727 * @maxtype: maximum attribute type to be expected
755 * @maxtype: maximum attribute type to be expected
775 * @maxtype: maximum attribute type to be expected
795 * @maxtype: maximum attribute type to be expected
812 * nlmsg_find_attr - find a specific attribute in a netlink message
815 * @attrtype: type of attribute to look for
817 * Returns the first attribute which matches the specified type.
828 * @head: head of attribute stream
829 * @len: length of attribute stream
830 * @maxtype: maximum attribute type to be expected
834 * Validates all attributes in the specified attribute stream against the
851 * @head: head of attribute stream
852 * @len: length of attribute stream
853 * @maxtype: maximum attribute type to be expected
857 * Validates all attributes in the specified attribute stream against the
875 * @maxtype: maximum attribute type to be expected
918 * @pos: loop counter, set to current attribute
1144 * nla_attr_size - length of attribute not including padding
1153 * nla_total_size - total length of attribute including padding
1162 * nla_padlen - length of padding at the tail of attribute
1171 * nla_type - attribute type
1172 * @nla: netlink attribute
1181 * @nla: netlink attribute
1190 * @nla: netlink attribute
1198 * nla_ok - check if the netlink attribute fits into the remaining bytes
1199 * @nla: netlink attribute
1200 * @remaining: number of bytes remaining in attribute stream
1210 * nla_next - next netlink attribute in attribute stream
1211 * @nla: netlink attribute
1212 * @remaining: number of bytes remaining in attribute stream
1214 * Returns the next netlink attribute in the attribute stream and
1215 * decrements remaining by the size of the current attribute.
1226 * nla_find_nested - find attribute in a set of nested attributes
1227 * @nla: attribute containing the nested attributes
1228 * @attrtype: type of attribute to look for
1230 * Returns the first attribute which matches the specified type.
1241 * @maxtype: maximum attribute type to be expected
1242 * @nla: attribute containing the nested attributes
1265 * @maxtype: maximum attribute type to be expected
1266 * @nla: attribute containing the nested attributes
1282 * nla_put_u8 - Add a u8 netlink attribute to a socket buffer
1283 * @skb: socket buffer to add attribute to
1284 * @attrtype: attribute type
1296 * nla_put_u16 - Add a u16 netlink attribute to a socket buffer
1297 * @skb: socket buffer to add attribute to
1298 * @attrtype: attribute type
1309 * nla_put_be16 - Add a __be16 netlink attribute to a socket buffer
1310 * @skb: socket buffer to add attribute to
1311 * @attrtype: attribute type
1322 * nla_put_net16 - Add 16-bit network byte order netlink attribute to a socket buffer
1323 * @skb: socket buffer to add attribute to
1324 * @attrtype: attribute type
1335 * nla_put_le16 - Add a __le16 netlink attribute to a socket buffer
1336 * @skb: socket buffer to add attribute to
1337 * @attrtype: attribute type
1348 * nla_put_u32 - Add a u32 netlink attribute to a socket buffer
1349 * @skb: socket buffer to add attribute to
1350 * @attrtype: attribute type
1361 * nla_put_be32 - Add a __be32 netlink attribute to a socket buffer
1362 * @skb: socket buffer to add attribute to
1363 * @attrtype: attribute type
1374 * nla_put_net32 - Add 32-bit network byte order netlink attribute to a socket buffer
1375 * @skb: socket buffer to add attribute to
1376 * @attrtype: attribute type
1387 * nla_put_le32 - Add a __le32 netlink attribute to a socket buffer
1388 * @skb: socket buffer to add attribute to
1389 * @attrtype: attribute type
1400 * nla_put_u64_64bit - Add a u64 netlink attribute to a skb and align it
1401 * @skb: socket buffer to add attribute to
1402 * @attrtype: attribute type
1404 * @padattr: attribute type for the padding
1415 * nla_put_be64 - Add a __be64 netlink attribute to a socket buffer and align it
1416 * @skb: socket buffer to add attribute to
1417 * @attrtype: attribute type
1419 * @padattr: attribute type for the padding
1431 * @skb: socket buffer to add attribute to
1432 * @attrtype: attribute type
1434 * @padattr: attribute type for the padding
1446 * nla_put_le64 - Add a __le64 netlink attribute to a socket buffer and align it
1447 * @skb: socket buffer to add attribute to
1448 * @attrtype: attribute type
1450 * @padattr: attribute type for the padding
1461 * nla_put_s8 - Add a s8 netlink attribute to a socket buffer
1462 * @skb: socket buffer to add attribute to
1463 * @attrtype: attribute type
1474 * nla_put_s16 - Add a s16 netlink attribute to a socket buffer
1475 * @skb: socket buffer to add attribute to
1476 * @attrtype: attribute type
1487 * nla_put_s32 - Add a s32 netlink attribute to a socket buffer
1488 * @skb: socket buffer to add attribute to
1489 * @attrtype: attribute type
1500 * nla_put_s64 - Add a s64 netlink attribute to a socket buffer and align it
1501 * @skb: socket buffer to add attribute to
1502 * @attrtype: attribute type
1504 * @padattr: attribute type for the padding
1515 * nla_put_string - Add a string netlink attribute to a socket buffer
1516 * @skb: socket buffer to add attribute to
1517 * @attrtype: attribute type
1527 * nla_put_flag - Add a flag netlink attribute to a socket buffer
1528 * @skb: socket buffer to add attribute to
1529 * @attrtype: attribute type
1537 * nla_put_msecs - Add a msecs netlink attribute to a skb and align it
1538 * @skb: socket buffer to add attribute to
1539 * @attrtype: attribute type
1541 * @padattr: attribute type for the padding
1552 * nla_put_in_addr - Add an IPv4 address netlink attribute to a socket
1554 * @skb: socket buffer to add attribute to
1555 * @attrtype: attribute type
1567 * nla_put_in6_addr - Add an IPv6 address netlink attribute to a socket
1569 * @skb: socket buffer to add attribute to
1570 * @attrtype: attribute type
1580 * nla_put_bitfield32 - Add a bitfield32 netlink attribute to a socket buffer
1581 * @skb: socket buffer to add attribute to
1582 * @attrtype: attribute type
1595 * nla_get_u32 - return payload of u32 attribute
1596 * @nla: u32 netlink attribute
1604 * nla_get_be32 - return payload of __be32 attribute
1605 * @nla: __be32 netlink attribute
1613 * nla_get_le32 - return payload of __le32 attribute
1614 * @nla: __le32 netlink attribute
1622 * nla_get_u16 - return payload of u16 attribute
1623 * @nla: u16 netlink attribute
1631 * nla_get_be16 - return payload of __be16 attribute
1632 * @nla: __be16 netlink attribute
1640 * nla_get_le16 - return payload of __le16 attribute
1641 * @nla: __le16 netlink attribute
1649 * nla_get_u8 - return payload of u8 attribute
1650 * @nla: u8 netlink attribute
1658 * nla_get_u64 - return payload of u64 attribute
1659 * @nla: u64 netlink attribute
1671 * nla_get_be64 - return payload of __be64 attribute
1672 * @nla: __be64 netlink attribute
1684 * nla_get_le64 - return payload of __le64 attribute
1685 * @nla: __le64 netlink attribute
1693 * nla_get_s32 - return payload of s32 attribute
1694 * @nla: s32 netlink attribute
1702 * nla_get_s16 - return payload of s16 attribute
1703 * @nla: s16 netlink attribute
1711 * nla_get_s8 - return payload of s8 attribute
1712 * @nla: s8 netlink attribute
1720 * nla_get_s64 - return payload of s64 attribute
1721 * @nla: s64 netlink attribute
1733 * nla_get_flag - return payload of flag attribute
1734 * @nla: flag netlink attribute
1742 * nla_get_msecs - return payload of msecs attribute
1743 * @nla: msecs netlink attribute
1755 * nla_get_in_addr - return payload of IPv4 address attribute
1756 * @nla: IPv4 address netlink attribute
1764 * nla_get_in6_addr - return payload of IPv6 address attribute
1765 * @nla: IPv6 address netlink attribute
1776 * nla_get_bitfield32 - return payload of 32 bitfield attribute
1777 * @nla: nla_bitfield32 attribute
1788 * nla_memdup - duplicate attribute memory (kmemdup)
1789 * @src: netlink attribute to duplicate from
1800 * @attrtype: attribute type of container
1806 * Returns the container attribute or NULL on error
1822 * @attrtype: attribute type of container
1824 * Unlike nla_nest_start_noflag(), mark the nest attribute with NLA_F_NESTED
1827 * Returns the container attribute or NULL on error
1837 * @start: container attribute
1839 * Corrects the container attribute header to include the all
1853 * @start: container attribute
1855 * Removes the container attribute and including all nested
1865 * @start: container attribute
1866 * @maxtype: maximum attribute type to be expected
1871 * Validates all attributes in the nested attribute stream against the
1905 * nla_need_padding_for_64bit - test 64-bit alignment of the next attribute
1908 * Return true if padding is needed to align the next attribute (nla_data()) to
1915 * if the skb->data _is_ aligned. A NOP attribute, plus in nla_need_padding_for_64bit()
1916 * nlattr header for next attribute, will make nla_data() in nla_need_padding_for_64bit()
1926 * nla_align_64bit - 64-bit align the nla_data() of next attribute
1928 * @padattr: attribute type for the padding
1930 * Conditionally emit a padding netlink attribute in order to make
1931 * the next attribute we emit have a 64-bit aligned nla_data() area.
1947 * nla_total_size_64bit - total length of attribute including padding
1961 * @pos: loop counter, set to current attribute
1962 * @head: head of attribute stream
1963 * @len: length of attribute stream
1973 * @pos: loop counter, set to current attribute
1974 * @nla: attribute containing the nested attributes
1981 * nla_is_last - Test if attribute is last in stream
1982 * @nla: attribute to test