Primitive

The following platform-independent primitive data types are used throughout the C native APIs of WebSphere MQ Everyplace:


Typedef name Size (no. of bytes) Alignment Equivalent C data type Equivalent Java data type
MQEBYTE 1 byte Unsigned char n/a
MQECHAR 1 byte char byte
MQEINT32 4 Even-byte long int
MQEINT64 8 Even-byte longlong long
PMQE* 4 Even-byte "*" n/a.
MQEH* 4 Even-byte long n/a

MQEHANDLE_NULL represents an invalid handle value for all handle types and functions that return handle values may return this value when an error occurs.



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