swab.c

来自「自己移植的linux下的流媒体播放器原代码,支持mms协议,支持ftp和http」· C语言 代码 · 共 18 行

#include "../config.h"

#ifndef	HAVE_SWAB
/* system has no swab.  emulate via bswap */
#include "../bswap.h"
#include <unistd.h>

void swab(const void *from, void *to, ssize_t n) {
  const int16_t *in = (int16_t*)from;
  int16_t *out = (int16_t*)to;
  int i;
  n /= 2;
  for (i = 0 ; i < n; i++) {
    out[i] = bswap_16(in[i]);
  }
}
#endif