UNALIGNED_RET64()

Updated: April 19, 2023

Access a misaligned 64-bit value safely

Synopsis:

#include <gulliver.h>

uint64_t UNALIGNED_RET64( const uint64_t * loc );

Arguments:

loc
The address where you want to get the value from.

Library:

libc

Use the -l c option to qcc to link against this library. This library is usually included automatically.

Description:

The UNALIGNED_RET64() macro lets you access the misaligned 64-bit value pointed to by loc without faulting.

Returns:

The 64-bit value pointed to by loc.

Classification:

QNX Neutrino

Safety:  
Cancellation point No
Interrupt handler Yes
Signal handler Yes
Thread Yes

Caveats:

UNALIGNED_RET64() is implemented as a macro.