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authorJohannes Berg <johannes@sipsolutions.net>2007-03-23 14:37:48 -0400
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-26 01:28:05 -0400
commitd30045a0bcf144753869175dd9d840f7ceaf4aba (patch)
treea5f5b5f7073fbd733a7c5ac877161018f43cf1fc /include
parent703315712cfccfe0b45ef4aa6994527d8ee95e33 (diff)
[NETLINK]: introduce NLA_BINARY type
This patch introduces a new NLA_BINARY attribute policy type with the verification of simply checking the maximum length of the payload. It also fixes a small typo in the example. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: Thomas Graf <tgraf@suug.ch> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include')
-rw-r--r--include/net/netlink.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/net/netlink.h b/include/net/netlink.h
index 1c11518fc822..2e4c90a98a7f 100644
--- a/include/net/netlink.h
+++ b/include/net/netlink.h
@@ -171,6 +171,7 @@ enum {
171 NLA_MSECS, 171 NLA_MSECS,
172 NLA_NESTED, 172 NLA_NESTED,
173 NLA_NUL_STRING, 173 NLA_NUL_STRING,
174 NLA_BINARY,
174 __NLA_TYPE_MAX, 175 __NLA_TYPE_MAX,
175}; 176};
176 177
@@ -188,12 +189,13 @@ enum {
188 * NLA_STRING Maximum length of string 189 * NLA_STRING Maximum length of string
189 * NLA_NUL_STRING Maximum length of string (excluding NUL) 190 * NLA_NUL_STRING Maximum length of string (excluding NUL)
190 * NLA_FLAG Unused 191 * NLA_FLAG Unused
192 * NLA_BINARY Maximum length of attribute payload
191 * All other Exact length of attribute payload 193 * All other Exact length of attribute payload
192 * 194 *
193 * Example: 195 * Example:
194 * static struct nla_policy my_policy[ATTR_MAX+1] __read_mostly = { 196 * static struct nla_policy my_policy[ATTR_MAX+1] __read_mostly = {
195 * [ATTR_FOO] = { .type = NLA_U16 }, 197 * [ATTR_FOO] = { .type = NLA_U16 },
196 * [ATTR_BAR] = { .type = NLA_STRING, len = BARSIZ }, 198 * [ATTR_BAR] = { .type = NLA_STRING, .len = BARSIZ },
197 * [ATTR_BAZ] = { .len = sizeof(struct mystruct) }, 199 * [ATTR_BAZ] = { .len = sizeof(struct mystruct) },
198 * }; 200 * };
199 */ 201 */