1typedef unsigned long uint32; 2typedef signed long sint32; 3 4uint32 5ext (sint32 src, unsigned o5, unsigned w5) 6{ 7 return (w5 == 0) ? src >> o5 : (src << (( - o5 - w5) & 31)) >> (32 - w5); 8} 9 10uint32 11extu (uint32 src, unsigned o5, unsigned w5) 12{ 13 return (w5 == 0) ? src >> o5 : (src << (( - o5 - w5) & 31)) >> (32 - w5); 14} 15 16uint32 17mak (uint32 src, unsigned o5, unsigned w5) 18{ 19 return (w5 == 0) ? src << o5 : (src << (32 - w5)) >> (( - o5 - w5) & 31); 20} 21 22uint32 23rot (uint32 src, unsigned o5) 24{ 25 return (src >> o5) | (src << (( - o5) & 31)); 26} 27 28main (int argc, char **argv) 29{ 30 printf ("%x\n", clr (0xffffffff, atoi (argv[2]), atoi (argv[1]))); 31} 32