ord15elebubo.c

/*
  http://nabetani.sakura.ne.jp/hena/ord15elebubo/
 */

#include <stdio.h>
#include <string.h>

void parse(char *s, char *got)
{
	char t[0x100];
	int v;
	unsigned long u, l;
	
	sscanf(s, "%08lx/%08lx", &u, &l);
	
	for (v=0; v<0x100; v++) t[v] = 0;
	t[0xe] = 'L'; t[0xd] = 'R'; t[0xb] = 'J'; t[0x1d] = 'T';
	t[0x3b] = 'U'; t[0x37] = 'N'; t[0x2d] = 'S'; t[0x1e] = 'Z';
	
	v = 0;
	while (u != 0 || l != 0 || v > 0) {
		v = (v << 2) | ((u & 0x80000000UL) >> 31) | ((l & 0x80000000UL) >> 30);
		if (v > 0x7 && t[v] == 0) {
			*got++ = t[v >> 2];
			v &= 0x3;
		}
		u = (u << 1) & 0xffffffffUL;
		l = (l << 1) & 0xffffffffUL;
	}
	*got = '\0';
}

void test(char *s, char *expected)
{
	char got[20];
	
	parse(s, got);
	if (strcmp(got, expected) == 0) {
		printf("%s : OK\n", s);
	} else {
		printf("%s : NG : got=%s, expected=%s\n", s, got, expected);
	}
}

int main()
{
	/*0*/ test( "2ed8aeed/34b0ea5b", "LTRSUNTSJ" );
	/*1*/ test( "00000200/00000300", "L" );
	/*2*/ test( "00018000/00010000", "R" );
	/*3*/ test( "00002000/00006000", "J" );
	/*4*/ test( "00000700/00000200", "T" );
	/*5*/ test( "01400000/01c00000", "U" );
	/*6*/ test( "00003800/00002800", "N" );
	/*7*/ test( "000c0000/00180000", "S" );
	/*8*/ test( "00003000/00001800", "Z" );
	/*9*/ test( "132eae6c/1a64eac6", "LRJTUNSZ" );
	/*10*/ test( "637572d0/36572698", "ZSNUTJRL" );
	/*11*/ test( "baddb607/d66b6c05", "LTJZTSSSN" );
	/*12*/ test( "db74cd75/6dac6b57", "ZZZTJZRJNU" );
	/*13*/ test( "3606c2e8/1b0d8358", "ZZSSLTJ" );
	/*14*/ test( "ad98c306/e6cc6183", "UZZZZZZ" );
	/*15*/ test( "4a4aaee3/db6eeaa6", "JJLLUUNNS" );
	/*16*/ test( "ecd9bbb6/598cd124", "TSSZZTTRR" );
	/*17*/ test( "e0000002/40000003", "TL" );
	/*18*/ test( "a0000007/e0000005", "UN" );
	/*19*/ test( "c0000003/80000006", "RS" );
	/*20*/ test( "40000006/c0000003", "JZ" );
	/*21*/ test( "01da94db/00b3b6b2", "TSUJLRSR" );
	/*22*/ test( "76eeaaea/24aaeeae", "TRNNUUNU" );
	/*23*/ test( "1dacaeee/1566e444", "NRJZUTTT" );
	/*24*/ test( "26c9ac60/6c6d66c0", "JSZLRJZS" );
	/*25*/ test( "6c977620/36da5360", "ZZLLTNZJ" );
	/*26*/ test( "069aeae6/0db34eac", "SJSLTUNS" );
	/*27*/ test( "06d53724/049da56c", "RRULRNJJ" );
	/*28*/ test( "069b58b0/04d66da0", "RLRSLZJR" );
	/*29*/ test( "1b6eced4/11b46a9c", "RZZTZNRU" );
	/*30*/ test( "522e8b80/db6ad900", "JLLJNLJT" );
	/*31*/ test( "6546cdd0/376c6898", "ZULSZRTL" );
	/*32*/ test( "4e6d5b70/6ad9d620", "LNSSURST" );
	/*33*/ test( "37367772/65635256", "SNSZNTNJ" );
	/*34*/ test( "25535d58/377669cc", "LUUSLTUZ" );
	/*35*/ test( "0ae6a55d/0eacedcb", "UNSUJUTJ" );
	/*36*/ test( "76762edc/23536a88", "TZNZJNRT" );
	return 0;
}