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https://github.com/Stichting-MINIX-Research-Foundation/netbsd.git
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137 lines
3.4 KiB
C
137 lines
3.4 KiB
C
/* $NetBSD: crypto.c,v 1.1.1.2 2015/07/10 13:11:13 christos Exp $ */
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#include "config.h"
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#include "unity.h"
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#include "ntp_types.h"
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#include "sntptest.h"
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#include "crypto.h"
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#define MD5_LENGTH 16
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#define SHA1_LENGTH 20
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void test_MakeMd5Mac(void) {
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const char* PKT_DATA = "abcdefgh0123";
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const int PKT_LEN = strlen(PKT_DATA);
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const char* EXPECTED_DIGEST =
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"\x52\x6c\xb8\x38\xaf\x06\x5a\xfb\x6c\x98\xbb\xc0\x9b\x0a\x7a\x1b";
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char actual[MD5_LENGTH];
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struct key md5;
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md5.next = NULL;
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md5.key_id = 10;
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md5.key_len = 6;
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memcpy(&md5.key_seq, "md5seq", md5.key_len);
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memcpy(&md5.type, "MD5", 4);
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TEST_ASSERT_EQUAL(MD5_LENGTH,
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make_mac((char*)PKT_DATA, PKT_LEN, MD5_LENGTH, &md5, actual));
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TEST_ASSERT_TRUE(memcmp(EXPECTED_DIGEST, actual, MD5_LENGTH) == 0);
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}
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void test_MakeSHA1Mac(void) {
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#ifdef OPENSSL
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const char* PKT_DATA = "abcdefgh0123";
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const int PKT_LEN = strlen(PKT_DATA);
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const char* EXPECTED_DIGEST =
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"\x17\xaa\x82\x97\xc7\x17\x13\x6a\x9b\xa9"
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"\x63\x85\xb4\xce\xbe\x94\xa0\x97\x16\x1d";
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char actual[SHA1_LENGTH];
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struct key sha1;
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sha1.next = NULL;
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sha1.key_id = 20;
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sha1.key_len = 7;
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memcpy(&sha1.key_seq, "sha1seq", sha1.key_len);
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memcpy(&sha1.type, "SHA1", 5);
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TEST_ASSERT_EQUAL(SHA1_LENGTH,
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make_mac((char*)PKT_DATA, PKT_LEN, SHA1_LENGTH, &sha1, actual));
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TEST_ASSERT_TRUE(memcmp(EXPECTED_DIGEST, actual, SHA1_LENGTH) == 0);
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#else
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TEST_IGNORE_MESSAGE("OpenSSL not found, skipping...");
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#endif /* OPENSSL */
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}
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void test_VerifyCorrectMD5(void) {
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const char* PKT_DATA =
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"sometestdata" // Data
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"\0\0\0\0" // Key-ID (unused)
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"\xc7\x58\x99\xdd\x99\x32\x0f\x71" // MAC
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"\x2b\x7b\xfe\x4f\xa2\x32\xcf\xac";
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const int PKT_LEN = 12;
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struct key md5;
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md5.next = NULL;
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md5.key_id = 0;
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md5.key_len = 6;
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memcpy(&md5.key_seq, "md5key", md5.key_len);
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memcpy(&md5.type, "MD5", 4);
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TEST_ASSERT_TRUE(auth_md5((char*)PKT_DATA, PKT_LEN, MD5_LENGTH, &md5));
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}
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void test_VerifySHA1(void) {
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#ifdef OPENSSL
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const char* PKT_DATA =
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"sometestdata" // Data
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"\0\0\0\0" // Key-ID (unused)
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"\xad\x07\xde\x36\x39\xa6\x77\xfa\x5b\xce" // MAC
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"\x2d\x8a\x7d\x06\x96\xe6\x0c\xbc\xed\xe1";
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const int PKT_LEN = 12;
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struct key sha1;
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sha1.next = NULL;
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sha1.key_id = 0;
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sha1.key_len = 7;
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memcpy(&sha1.key_seq, "sha1key", sha1.key_len);
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memcpy(&sha1.type, "SHA1", 5);
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TEST_ASSERT_TRUE(auth_md5((char*)PKT_DATA, PKT_LEN, SHA1_LENGTH, &sha1));
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#else
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TEST_IGNORE_MESSAGE("OpenSSL not found, skipping...");
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#endif /* OPENSSL */
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}
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void test_VerifyFailure(void) {
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/* We use a copy of the MD5 verification code, but modify
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* the last bit to make sure verification fails. */
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const char* PKT_DATA =
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"sometestdata" // Data
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"\0\0\0\0" // Key-ID (unused)
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"\xc7\x58\x99\xdd\x99\x32\x0f\x71" // MAC
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"\x2b\x7b\xfe\x4f\xa2\x32\xcf\x00"; // Last byte is wrong!
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const int PKT_LEN = 12;
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struct key md5;
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md5.next = NULL;
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md5.key_id = 0;
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md5.key_len = 6;
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memcpy(&md5.key_seq, "md5key", md5.key_len);
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memcpy(&md5.type, "MD5", 4);
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TEST_ASSERT_FALSE(auth_md5((char*)PKT_DATA, PKT_LEN, MD5_LENGTH, &md5));
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}
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void test_PacketSizeNotMultipleOfFourBytes(void) {
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const char* PKT_DATA = "123456";
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const int PKT_LEN = 6;
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char actual[MD5_LENGTH];
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struct key md5;
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md5.next = NULL;
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md5.key_id = 10;
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md5.key_len = 6;
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memcpy(&md5.key_seq, "md5seq", md5.key_len);
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memcpy(&md5.type, "MD5", 4);
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TEST_ASSERT_EQUAL(0, make_mac((char*)PKT_DATA, PKT_LEN, MD5_LENGTH, &md5, actual));
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}
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