File: cert.c

package info (click to toggle)
glibc 2.28-10
  • links: PTS, VCS
  • area: main
  • in suites: buster, buster-backports
  • size: 272,168 kB
  • sloc: ansic: 1,008,602; asm: 259,607; makefile: 11,271; sh: 10,477; python: 6,910; cpp: 4,992; perl: 2,258; awk: 2,005; yacc: 290; pascal: 182; sed: 73
file content (132 lines) | stat: -rw-r--r-- 2,404 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132

/*
 * 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 <stdlib.h>
#include "crypt.h"

/* This file tests the deprecated setkey/encrypt interface.  */
#include <shlib-compat.h>
#if TEST_COMPAT (libcrypt, GLIBC_2_0, GLIBC_2_28)

#define libcrypt_version_reference(symbol, version) \
  _libcrypt_version_reference (symbol, VERSION_libcrypt_##version)
#define _libcrypt_version_reference(symbol, version) \
  __libcrypt_version_reference (symbol, version)
#define __libcrypt_version_reference(symbol, version) \
  __asm__ (".symver " #symbol ", " #symbol "@" #version)

extern void setkey (const char *);
extern void encrypt (const char *, int);
libcrypt_version_reference (setkey, GLIBC_2_0);
libcrypt_version_reference (encrypt, GLIBC_2_0);

int totfails = 0;

int main (int argc, char *argv[]);
void get8 (char *cp);
void put8 (char *cp);
void good_bye (void) __attribute__ ((noreturn));

void
good_bye (void)
{
  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 (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 (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 (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);
	}
}

#else /* encrypt and setkey are not available.  */

int
main (void)
{
  return 77; /* UNSUPPORTED */
}

#endif