1 files changed, 112 insertions, 0 deletions
diff --git a/crypt/cert.c b/crypt/cert.c
new file mode 100644
index 0000000000..49896be1d9
--- /dev/null
+++ b/crypt/cert.c
@@ -0,0 +1,112 @@
+
+/*
+ * This crypt(3) validation program shipped with UFC-crypt
+ * is derived from one distributed with Phil Karns PD DES package.
+ *
+ * @(#)cert.c	1.8 11 Aug 1996
+ */
+
+#include <stdio.h>
+#include "crypt.h"
+
+int totfails = 0;
+
+#if __STDC__ - 0
+int main (int argc, char *argv[]);
+void get8 (char *cp);
+void put8 (char *cp);
+void good_bye (void) __attribute__ ((noreturn));
+#else
+void get8(), put8();
+#endif
+
+void good_bye ()
+{
+  if(totfails == 0) {
+    printf("Passed DES validation suite\n");
+    exit(0);
+  } else {
+    printf("%d failures during DES validation suite!!!\n", totfails);
+    exit(1);
+  }
+}
+
+int
+main(argc, argv)
+     int argc;
+     char *argv[];
+{
+	char key[64],plain[64],cipher[64],answer[64];
+	int i;
+	int test;
+	int fail;
+
+	for(test=0;!feof(stdin);test++){
+
+		get8(key);
+		printf(" K: "); put8(key);
+		setkey(key);
+
+		get8(plain);
+		printf(" P: "); put8(plain);
+
+		get8(answer);
+		printf(" C: "); put8(answer);
+
+		for(i=0;i<64;i++)
+			cipher[i] = plain[i];
+		encrypt(cipher, 0);
+
+		for(i=0;i<64;i++)
+			if(cipher[i] != answer[i])
+				break;
+		fail = 0;
+		if(i != 64){
+			printf(" Encrypt FAIL");
+			fail++; totfails++;
+		}
+
+		encrypt(cipher, 1);
+
+		for(i=0;i<64;i++)
+			if(cipher[i] != plain[i])
+				break;
+		if(i != 64){
+			printf(" Decrypt FAIL");
+			fail++; totfails++;
+		}
+
+		if(fail == 0)
+			printf(" OK");
+		printf("\n");
+	}
+	good_bye();
+}
+void
+get8(cp)
+char *cp;
+{
+	int i,j,t;
+
+	for(i=0;i<8;i++){
+		scanf("%2x",&t);
+		if(feof(stdin))
+		  good_bye();
+		for(j=0; j<8 ; j++) {
+		  *cp++ = (t & (0x01 << (7-j))) != 0;
+		}
+	}
+}
+void
+put8(cp)
+char *cp;
+{
+	int i,j,t;
+
+	for(i=0;i<8;i++){
+	  t = 0;
+	  for(j = 0; j<8; j++)
+	    t = (t<<1) | *cp++;
+	  printf("%02x", t);
+	}
+}