dccp: Implement lookup table for feature-negotiation information
A lookup table for feature-negotiation information, extracted from RFC
4340/42, is provided by this patch. All currently known features can
be found in this table, along with their feature location, their
default value, and type.
Signed-off-by: Gerrit Renker <gerrit@erg.abdn.ac.uk>
Acked-by: Ian McDonald <ian.mcdonald@jandi.co.nz>
Acked-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/include/linux/dccp.h b/include/linux/dccp.h
index 6080449..3978aff 100644
--- a/include/linux/dccp.h
+++ b/include/linux/dccp.h
@@ -176,19 +176,20 @@
};
/* DCCP features (RFC 4340 section 6.4) */
-enum {
+enum dccp_feature_numbers {
DCCPF_RESERVED = 0,
DCCPF_CCID = 1,
- DCCPF_SHORT_SEQNOS = 2, /* XXX: not yet implemented */
+ DCCPF_SHORT_SEQNOS = 2,
DCCPF_SEQUENCE_WINDOW = 3,
- DCCPF_ECN_INCAPABLE = 4, /* XXX: not yet implemented */
+ DCCPF_ECN_INCAPABLE = 4,
DCCPF_ACK_RATIO = 5,
DCCPF_SEND_ACK_VECTOR = 6,
DCCPF_SEND_NDP_COUNT = 7,
DCCPF_MIN_CSUM_COVER = 8,
- DCCPF_DATA_CHECKSUM = 9, /* XXX: not yet implemented */
+ DCCPF_DATA_CHECKSUM = 9,
/* 10-127 reserved */
DCCPF_MIN_CCID_SPECIFIC = 128,
+ DCCPF_SEND_LEV_RATE = 192, /* RFC 4342, sec. 8.4 */
DCCPF_MAX_CCID_SPECIFIC = 255,
};