159 UINT alpha_to[nn+1], index_of[nn+1] ;	// Galois field  variable
408 				gg[j] = gg[j-1]^ alpha_to[(index_of[gg[j]] + index_of[alpha_to[gen_roots[i]]]) % nn] ;  in gen_poly()
411 		gg[0] = alpha_to[(index_of[gg[0]] + index_of[alpha_to[gen_roots[i]]]) % nn] ;  in gen_poly()
461 	alpha_to[mm] = 0 ;  in generate_gf()
464 		alpha_to[i] = mask ;  in generate_gf()
465 		index_of[alpha_to[i]] = i ;  in generate_gf()
467 			alpha_to[mm] ^= mask ;  in generate_gf()
471 	index_of[alpha_to[mm]] = mm ;  in generate_gf()
475 		if (alpha_to[i-1] >= mask)  in generate_gf()
476 			alpha_to[i] = alpha_to[mm] ^ ((alpha_to[i-1] ^ mask) << 1) ;  in generate_gf()
478 			alpha_to[i] = alpha_to[i-1] << 1 ;  in generate_gf()
480 		index_of[alpha_to[i]] = i ;  in generate_gf()