GETLE32
dst = GETLE32(p); p += 4;
cd = GETLE32(p); p += 4; cs += 4; sl -= 4;
cl = GETLE32(p); p += 4; cs += 4; sl -= 4;
addr = GETLE32(p); p += 4;
id = GETLE32(p); p += 4; i += 4;
addr = GETLE32(p); p += 4; i += 4;
len = GETLE32(p); p += 4; i += 4;