36 void swapX(const u8 *src, u8 *dst, int len)  in swapX()  argument
40         dst[len - 1 - i] = src[i];  in swapX()
43 void swap24(u8 dst[3], const u8 src[3])  in swap24()
45     swapX(src, dst, 3);  in swap24()
48 void swap32(u8 dst[4], const u8 src[4])  in swap32()
50     swapX(src, dst, 4);  in swap32()
53 void swap48(u8 dst[7], const u8 src[7])  in swap48()
55     swapX(src, dst, 6);  in swap48()
58 void swap56(u8 dst[7], const u8 src[7])  in swap56()
60     swapX(src, dst, 7);  in swap56()
63 void swap64(u8 dst[8], const u8 src[8])  in swap64()
65     swapX(src, dst, 8);  in swap64()
68 void swap128(u8 dst[16], const u8 src[16])  in swap128()
70     swapX(src, dst, 16);  in swap128()
75 void flip_addr(u8 *dest, u8 *src){  in flip_addr()  argument
76     dest[0] = src[5];  in flip_addr()
77     dest[1] = src[4];  in flip_addr()
78     dest[2] = src[3];  in flip_addr()
79     dest[3] = src[2];  in flip_addr()
80     dest[4] = src[1];  in flip_addr()
81     dest[5] = src[0];  in flip_addr()