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Diffstat (limited to 'Documentation/networking/dccp.txt')
| -rw-r--r-- | Documentation/networking/dccp.txt | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/Documentation/networking/dccp.txt b/Documentation/networking/dccp.txt index 387482e..4504cc5 100644 --- a/Documentation/networking/dccp.txt +++ b/Documentation/networking/dccp.txt @@ -57,6 +57,16 @@ DCCP_SOCKOPT_SEND_CSCOV is for the receiver and has a different meaning: it 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 |
