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In multicast operation, the client still has a unicast local port.

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This commit is contained in:
Michael Brown
2005-06-02 10:15:40 +00:00
parent cbed5ed9ad
commit 7d8adc25bc
3 changed files with 102 additions and 94 deletions
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21
src/include/tftp.h
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@@ -100,19 +100,18 @@ struct tftp_state {
* will be sent, and to which ACK packets should be sent.
*/
struct sockaddr_in server;
/** TFTP client address
/** TFTP client port
*
* The IP address, if any, is the multicast address to which
* data packets will be sent. The client will always send
* packets from its own IP address.
*
* The UDP port is the port from which the open request will
* be sent, and to which data packets will be sent. (Due to
* the "design" of the MTFTP protocol, the master client will
* receive its first data packet as unicast, and subsequent
* packets as multicast.)
* This is the UDP port from which the open request will be
* sent, and to which any unicast data packets will be sent.
*/
struct sockaddr_in client;
in_port_t lport;
/** TFTP multicast address
*
* This is the IP address and UDP port to which multicast data
* packets, if any, will be sent.
*/
struct sockaddr_in multicast;
/** Master client
*
* This will be true if the client is the master client for a