bgcios::MessageHeader Struct Reference

Header describing a I/O service message. More...

#include <MessageHeader.h>

Data Fields
uint8_t	service
	Service to process message.
uint8_t	version
	Protocol version number.
uint16_t	type
	Content of message.
uint32_t	rank
	Rank message is associated with.
uint32_t	sequenceId
	Correlate requests and acknowledgements.
uint32_t	returnCode
	Result of previous request.
uint32_t	errorCode
	Error detail (typically errno value).
uint32_t	length
	Amount of data in message (including this header).
uint64_t	jobId
	Job message is associated with.

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Detailed Description

Header describing a I/O service message.

Definition at line 37 of file MessageHeader.h.

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Field Documentation

uint32_t bgcios::MessageHeader::errorCode

Error detail (typically errno value).

Definition at line 45 of file MessageHeader.h.

uint64_t bgcios::MessageHeader::jobId

Job message is associated with.

Definition at line 47 of file MessageHeader.h.

uint32_t bgcios::MessageHeader::length

Amount of data in message (including this header).

Definition at line 46 of file MessageHeader.h.

Referenced by bgcios::dataLength().

uint32_t bgcios::MessageHeader::rank

Rank message is associated with.

Definition at line 42 of file MessageHeader.h.

uint32_t bgcios::MessageHeader::returnCode

Result of previous request.

Definition at line 44 of file MessageHeader.h.

uint32_t bgcios::MessageHeader::sequenceId

Correlate requests and acknowledgements.

Definition at line 43 of file MessageHeader.h.

uint8_t bgcios::MessageHeader::service

Service to process message.

Definition at line 39 of file MessageHeader.h.

uint16_t bgcios::MessageHeader::type

Content of message.

Definition at line 41 of file MessageHeader.h.

uint8_t bgcios::MessageHeader::version

Protocol version number.

Definition at line 40 of file MessageHeader.h.

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The documentation for this struct was generated from the following file:

• external/bluegene/MessageHeader.h