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Minor changes to the network layer rx() functions

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This commit is contained in:
Nikhil Chandru Rao
2006-08-01 20:27:26 +00:00
parent beadd82208
commit c24546c70b
5 changed files with 79 additions and 10 deletions
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17
src/include/gpxe/tcpip.h
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@@ -31,7 +31,9 @@ struct tcpip_protocol {
*
* This method takes ownership of the packet buffer.
*/
void ( * rx ) ( struct pk_buff *pkb, struct in_addr *src_net_addr, struct in_addr *dest_net_addr );
void ( * rx ) ( struct pk_buff *pkb, struct in_addr *src_net_addr,
struct in_addr *dest_net_addr );
/**
* Transport-layer protocol number
*
@@ -42,8 +44,8 @@ struct tcpip_protocol {
* Checksum offset
*
* A negative number indicates that the protocol does not require
* checksumming to be performed by the network layer. A positive number is
* the offset of the checksum field in the transport-layer header.
* checksumming to be performed by the network layer. A positive number
* is the offset of the checksum field in the transport-layer header.
*/
int csum_offset;
};
@@ -56,6 +58,15 @@ struct tcpip_net_protocol {
struct net_protocol *net_protocol;
/** Network address family */
sa_family_t sa_family;
/**
* Transmit packet
*
* @v pkb Packet buffer
* @v tcpip Transport-layer TCP/IP protocol
* @v sock Socket address
*/
int ( * tx ) ( struct pk_buff *pkb, struct tcpip_protocol *tcpip,
struct sockaddr *sock );
/** Complete transport-layer checksum calculation
*
* @v pkb Packet buffer