430 static inline void Q (u32 * block, u8 * Kr, u32 * Km) {  in Q()  argument
432 	block[2] ^= F1(block[3], Kr[0], Km[0]);  in Q()
433 	block[1] ^= F2(block[2], Kr[1], Km[1]);  in Q()
434 	block[0] ^= F3(block[1], Kr[2], Km[2]);  in Q()
435 	block[3] ^= F1(block[0], Kr[3], Km[3]);		  in Q()
439 static inline void QBAR (u32 * block, u8 * Kr, u32 * Km) {  in QBAR()  argument
441         block[3] ^= F1(block[0], Kr[3], Km[3]);  in QBAR()
442         block[0] ^= F3(block[1], Kr[2], Km[2]);  in QBAR()
443         block[1] ^= F2(block[2], Kr[1], Km[1]);  in QBAR()
444         block[2] ^= F1(block[3], Kr[0], Km[0]);  in QBAR()
449 	u32 block[4];  in cast6_encrypt()  local
453 	block[0] = inbuf[0] << 24 | inbuf[1] << 16 | inbuf[2] << 8 | inbuf[3];  in cast6_encrypt()
454 	block[1] = inbuf[4] << 24 | inbuf[5] << 16 | inbuf[6] << 8 | inbuf[7];  in cast6_encrypt()
455 	block[2] = inbuf[8] << 24 | inbuf[9] << 16 | inbuf[10] << 8 | inbuf[11];  in cast6_encrypt()
456 	block[3] = inbuf[12] << 24 | inbuf[13] << 16 | inbuf[14] << 8 | inbuf[15];  in cast6_encrypt()
458 	Km = c->Km[0]; Kr = c->Kr[0]; Q (block, Kr, Km);  in cast6_encrypt()
459 	Km = c->Km[1]; Kr = c->Kr[1]; Q (block, Kr, Km);  in cast6_encrypt()
460 	Km = c->Km[2]; Kr = c->Kr[2]; Q (block, Kr, Km);  in cast6_encrypt()
461 	Km = c->Km[3]; Kr = c->Kr[3]; Q (block, Kr, Km);  in cast6_encrypt()
462 	Km = c->Km[4]; Kr = c->Kr[4]; Q (block, Kr, Km);  in cast6_encrypt()
463 	Km = c->Km[5]; Kr = c->Kr[5]; Q (block, Kr, Km);  in cast6_encrypt()
464 	Km = c->Km[6]; Kr = c->Kr[6]; QBAR (block, Kr, Km);  in cast6_encrypt()
465 	Km = c->Km[7]; Kr = c->Kr[7]; QBAR (block, Kr, Km);  in cast6_encrypt()
466 	Km = c->Km[8]; Kr = c->Kr[8]; QBAR (block, Kr, Km);  in cast6_encrypt()
467 	Km = c->Km[9]; Kr = c->Kr[9]; QBAR (block, Kr, Km);  in cast6_encrypt()
468 	Km = c->Km[10]; Kr = c->Kr[10]; QBAR (block, Kr, Km);  in cast6_encrypt()
469 	Km = c->Km[11]; Kr = c->Kr[11]; QBAR (block, Kr, Km);  in cast6_encrypt()
471 	outbuf[0] = (block[0] >> 24) & 0xff;  in cast6_encrypt()
472 	outbuf[1] = (block[0] >> 16) & 0xff;  in cast6_encrypt()
473 	outbuf[2] = (block[0] >> 8) & 0xff;  in cast6_encrypt()
474 	outbuf[3] = block[0] & 0xff;  in cast6_encrypt()
475 	outbuf[4] = (block[1] >> 24) & 0xff;  in cast6_encrypt()
476 	outbuf[5] = (block[1] >> 16) & 0xff;  in cast6_encrypt()
477 	outbuf[6] = (block[1] >> 8) & 0xff;  in cast6_encrypt()
478 	outbuf[7] = block[1] & 0xff;  in cast6_encrypt()
479 	outbuf[8] = (block[2] >> 24) & 0xff;  in cast6_encrypt()
480 	outbuf[9] = (block[2] >> 16) & 0xff;  in cast6_encrypt()
481 	outbuf[10] = (block[2] >> 8) & 0xff;  in cast6_encrypt()
482 	outbuf[11] = block[2] & 0xff;  in cast6_encrypt()
483 	outbuf[12] = (block[3] >> 24) & 0xff;  in cast6_encrypt()
484 	outbuf[13] = (block[3] >> 16) & 0xff;  in cast6_encrypt()
485 	outbuf[14] = (block[3] >> 8) & 0xff;  in cast6_encrypt()
486 	outbuf[15] = block[3] & 0xff;	  in cast6_encrypt()
491 	u32 block[4];  in cast6_decrypt()  local
495 	block[0] = inbuf[0] << 24 | inbuf[1] << 16 | inbuf[2] << 8 | inbuf[3];  in cast6_decrypt()
496 	block[1] = inbuf[4] << 24 | inbuf[5] << 16 | inbuf[6] << 8 | inbuf[7];  in cast6_decrypt()
497 	block[2] = inbuf[8] << 24 | inbuf[9] << 16 | inbuf[10] << 8 | inbuf[11];  in cast6_decrypt()
498 	block[3] = inbuf[12] << 24 | inbuf[13] << 16 | inbuf[14] << 8 | inbuf[15];  in cast6_decrypt()
500 	Km = c->Km[11]; Kr = c->Kr[11]; Q (block, Kr, Km);  in cast6_decrypt()
501 	Km = c->Km[10]; Kr = c->Kr[10]; Q (block, Kr, Km);  in cast6_decrypt()
502 	Km = c->Km[9]; Kr = c->Kr[9]; Q (block, Kr, Km);  in cast6_decrypt()
503 	Km = c->Km[8]; Kr = c->Kr[8]; Q (block, Kr, Km);  in cast6_decrypt()
504 	Km = c->Km[7]; Kr = c->Kr[7]; Q (block, Kr, Km);  in cast6_decrypt()
505 	Km = c->Km[6]; Kr = c->Kr[6]; Q (block, Kr, Km);  in cast6_decrypt()
506 	Km = c->Km[5]; Kr = c->Kr[5]; QBAR (block, Kr, Km);  in cast6_decrypt()
507 	Km = c->Km[4]; Kr = c->Kr[4]; QBAR (block, Kr, Km);  in cast6_decrypt()
508 	Km = c->Km[3]; Kr = c->Kr[3]; QBAR (block, Kr, Km);  in cast6_decrypt()
509 	Km = c->Km[2]; Kr = c->Kr[2]; QBAR (block, Kr, Km);  in cast6_decrypt()
510 	Km = c->Km[1]; Kr = c->Kr[1]; QBAR (block, Kr, Km);  in cast6_decrypt()
511 	Km = c->Km[0]; Kr = c->Kr[0]; QBAR (block, Kr, Km);  in cast6_decrypt()
513 	outbuf[0] = (block[0] >> 24) & 0xff;  in cast6_decrypt()
514 	outbuf[1] = (block[0] >> 16) & 0xff;  in cast6_decrypt()
515 	outbuf[2] = (block[0] >> 8) & 0xff;  in cast6_decrypt()
516 	outbuf[3] = block[0] & 0xff;  in cast6_decrypt()
517 	outbuf[4] = (block[1] >> 24) & 0xff;  in cast6_decrypt()
518 	outbuf[5] = (block[1] >> 16) & 0xff;  in cast6_decrypt()
519 	outbuf[6] = (block[1] >> 8) & 0xff;  in cast6_decrypt()
520 	outbuf[7] = block[1] & 0xff;  in cast6_decrypt()
521 	outbuf[8] = (block[2] >> 24) & 0xff;  in cast6_decrypt()
522 	outbuf[9] = (block[2] >> 16) & 0xff;  in cast6_decrypt()
523 	outbuf[10] = (block[2] >> 8) & 0xff;  in cast6_decrypt()
524 	outbuf[11] = block[2] & 0xff;  in cast6_decrypt()
525 	outbuf[12] = (block[3] >> 24) & 0xff;  in cast6_decrypt()
526 	outbuf[13] = (block[3] >> 16) & 0xff;  in cast6_decrypt()
527 	outbuf[14] = (block[3] >> 8) & 0xff;  in cast6_decrypt()
528 	outbuf[15] = block[3] & 0xff;	  in cast6_decrypt()