SWABSection: Linux Programmer's Manual (3)
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NAMEswab - swap adjacent bytes
#define _XOPEN_SOURCE #include <unistd.h> void swab(const void *from, void *to, ssize_t n);
DESCRIPTIONThe swab() function copies n bytes from the array pointed to by from to the array pointed to by to, exchanging adjacent even and odd bytes. This function is used to exchange data between machines that have different low/high byte ordering.
RETURN VALUEThe swab() function returns no value.
CONFORMING TOSVr4, 4.3BSD, POSIX.1-2001.
SEE ALSObstring(3), feature_test_macros(7)
COLOPHONThis page is part of release 3.21 of the Linux man-pages project. A description of the project, and information about reporting bugs, can be found at http://www.kernel.org/doc/man-pages/.