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Access a misaligned 32-bit value safely
#include <gulliver.h>
uint32_t UNALIGNED_RET32( const uint32_t *loc );
- loc
- The address where you want to get the value from.
libc
Use the -l c option to
qcc
to link against this library.
This library is usually included automatically.
The UNALIGNED_RET32() macro lets you access the misaligned
32-bit value pointed to by loc without faulting.
The 32-bit value pointed to by loc.
QNX Neutrino
Safety: | |
Cancellation point |
No |
Interrupt handler |
Yes |
Signal handler |
Yes |
Thread |
Yes |
UNALIGNED_RET32() is implemented as a macro.
ENDIAN_BE16(),
ENDIAN_BE32(),
ENDIAN_BE64(),
ENDIAN_LE16(),
ENDIAN_LE32(),
ENDIAN_LE64(),
ENDIAN_RET32(),
ENDIAN_RET64(),
ENDIAN_SWAP16(),
ENDIAN_SWAP32(),
ENDIAN_SWAP64(),
htonl(),
htons(),
ntohl(),
ntohs(),
UNALIGNED_PUT16(),
UNALIGNED_PUT32(),
UNALIGNED_PUT64(),
UNALIGNED_RET16(),
UNALIGNED_RET64()
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