SWAB(3) UNIX Programmer's Manual SWAB(3)
NNAAMMEE
swab - swap bytes
SSYYNNOOPPSSIISS
sswwaabb((ffrroomm,, ttoo,, nnbbyytteess))
cchhaarr **ffrroomm,, **ttoo;;
DDEESSCCRRIIPPTTIIOONN
_S_w_a_b copies _n_b_y_t_e_s bytes pointed to by _f_r_o_m to the position
pointed to by _t_o, exchanging adjacent even and odd bytes.
It is useful for carrying binary data between PDP11's and
other machines. _N_b_y_t_e_s should be even.
Printed 7/9/88 May 15, 1985 1