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Date: Thu, 6 Dec 2007 19:02:49 -0200 From: Arnaldo Carvalho de Melo <acme@...hat.com> To: "David S. Miller" <davem@...emloft.net> Cc: netdev@...r.kernel.org, dccp@...r.kernel.org, Gerrit Renker <gerrit@....abdn.ac.uk>, Ian McDonald <ian.mcdonald@...di.co.nz>, Arnaldo Carvalho de Melo <acme@...hat.com> Subject: [PATCH 2/7] [DCCP]: Introduce generic function to test for `data packets' From: Gerrit Renker <gerrit@....abdn.ac.uk> as per RFC 4340, sec. 7.7. Signed-off-by: Gerrit Renker <gerrit@....abdn.ac.uk> Signed-off-by: Ian McDonald <ian.mcdonald@...di.co.nz> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com> --- 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 ee97950..f4a5ea1 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; -- 1.5.3.4 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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