From 126acd5bf769fcb80e38a5360ad12b842d6d29d4 Mon Sep 17 00:00:00 2001 From: Gerrit Renker Date: Thu, 4 Oct 2007 14:40:22 -0700 Subject: [DCCP]: Update API documentation This adds documentation on the use of service codes on client and server. Signed-off-by: Gerrit Renker Signed-off-by: Ian McDonald Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: David S. Miller --- Documentation/networking/dccp.txt | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) (limited to 'Documentation') diff --git a/Documentation/networking/dccp.txt b/Documentation/networking/dccp.txt index f9157180f7d8..fc8b4fa0b141 100644 --- a/Documentation/networking/dccp.txt +++ b/Documentation/networking/dccp.txt @@ -38,8 +38,10 @@ Socket options DCCP_SOCKOPT_SERVICE sets the service. The specification mandates use of service codes (RFC 4340, sec. 8.1.2); if this socket option is not set, the socket will fall back to 0 (which means that no meaningful service code -is present). Connecting sockets set at most one service option; for -listening sockets, multiple service codes can be specified. +is present). On active sockets this is set before connect(); specifying more +than one code has no effect (all subsequent service codes are ignored). The +case is different for passive sockets, where multiple service codes (up to 32) +can be set before calling bind(). DCCP_SOCKOPT_GET_CUR_MPS is read-only and retrieves the current maximum packet size (application payload size) in bytes, see RFC 4340, section 14. @@ -124,5 +126,5 @@ Notes ===== DCCP does not travel through NAT successfully at present on many boxes. This is -because the checksum covers the psuedo-header as per TCP and UDP. Linux NAT +because the checksum covers the pseudo-header as per TCP and UDP. Linux NAT support for DCCP has been added. -- cgit v1.2.3-59-g8ed1b