diff options
Diffstat (limited to 'net/dccp/dccp.h')
| -rw-r--r-- | net/dccp/dccp.h | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h index ee97950d77d..f4a5ea116e3 100644 --- a/net/dccp/dccp.h +++ b/net/dccp/dccp.h @@ -334,6 +334,7 @@ struct dccp_skb_cb { #define DCCP_SKB_CB(__skb) ((struct dccp_skb_cb *)&((__skb)->cb[0])) +/* RFC 4340, sec. 7.7 */ static inline int dccp_non_data_packet(const struct sk_buff *skb) { const __u8 type = DCCP_SKB_CB(skb)->dccpd_type; @@ -346,6 +347,17 @@ static inline int dccp_non_data_packet(const struct sk_buff *skb) type == DCCP_PKT_SYNCACK; } +/* RFC 4340, sec. 7.7 */ +static inline int dccp_data_packet(const struct sk_buff *skb) +{ + const __u8 type = DCCP_SKB_CB(skb)->dccpd_type; + + return type == DCCP_PKT_DATA || + type == DCCP_PKT_DATAACK || + type == DCCP_PKT_REQUEST || + type == DCCP_PKT_RESPONSE; +} + static inline int dccp_packet_without_ack(const struct sk_buff *skb) { const __u8 type = DCCP_SKB_CB(skb)->dccpd_type; |