[CCID 3]: Add documentation for socket options
This updates the documentation on CCID3-specific options.
Signed-off-by: Gerrit Renker <[EMAIL PROTECTED]>
---
Documentation/networking/dccp.txt | 10 ++++++++++
1 file changed, 10 insertions(+)
--- a/Documentation/networking/dccp.txt
+++ b/Documentation/networking/dccp.txt
@@ -57,6 +57,16 @@ DCCP_SOCKOPT_SEND_CSCOV is for the recei
coverage value are also acceptable. The higher the number, the more
restrictive this setting (see [RFC 4340, sec. 9.2.1]).
+The following two options apply to CCID 3 exclusively and are
getsockopt()-only.
+In either case, a TFRC info struct (defined in <linux/tfrc.h>) is returned.
+DCCP_SOCKOPT_CCID_RX_INFO
+ Returns a `struct tfrc_rx_info' in optval; the buffer for optval and
+ optlen must be set to at least sizeof(struct tfrc_rx_info).
+DCCP_SOCKOPT_CCID_TX_INFO
+ Returns a `struct tfrc_tx_info' in optval; the buffer for optval and
+ optlen must be set to at least sizeof(struct tfrc_tx_info).
+
+
Sysctl variables
================
Several DCCP default parameters can be managed by the following sysctls
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