SpiNNFrontEndCommon 7.1.1
Common support code for user-facing front end systems.
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Data Structures | Enumerations
sdp_no_scp.h File Reference

Describes a pure SDP message (without SCP payload) More...

Go to the source code of this file.

Data Structures

struct  sdp_msg_pure_data
 An SDP message with purely data, no SCP header. More...
 

Enumerations

enum  { ITEMS_PER_DATA_PACKET = 68 , LENGTH_OF_SDP_HEADER = 8 }
 Miscellaneous sizes. More...
 

Detailed Description

Describes a pure SDP message (without SCP payload)

Definition in file sdp_no_scp.h.


Data Structure Documentation

◆ sdp_msg_pure_data

struct sdp_msg_pure_data

An SDP message with purely data, no SCP header.

Definition at line 31 of file sdp_no_scp.h.

Data Fields
struct sdp_msg * next Next in free list.
uint16_t length Length (measured from flags field start)
uint16_t checksum Checksum (if used)
uint8_t flags SDP flag byte; first byte actually sent.
uint8_t tag SDP IPtag.
uint8_t dest_port SDP destination port/CPU.
uint8_t srce_port SDP source port/CPU.
uint16_t dest_addr SDP destination address.
uint16_t srce_addr SDP source address.
uint32_t data[ITEMS_PER_DATA_PACKET] User data (272 bytes when no SCP header)

Enumeration Type Documentation

◆ anonymous enum

Miscellaneous sizes.

Enumerator
ITEMS_PER_DATA_PACKET 

How many multicast packets are to be received per SDP packet.

LENGTH_OF_SDP_HEADER 

Extra length adjustment for the SDP header.

Definition at line 23 of file sdp_no_scp.h.