OpenCoverage

ncbc_enc.c #1

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/des/ncbc_enc.c
Source codeSwitch to Preprocessed file
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1/*-
2 * Copyright 1998-2016 The OpenSSL Project Authors. All Rights Reserved.-
3 *-
4 * Licensed under the OpenSSL license (the "License"). You may not use-
5 * this file except in compliance with the License. You can obtain a copy-
6 * in the file LICENSE in the source distribution or at-
7 * https://www.openssl.org/source/license.html-
8 */-
9-
10/*--
11 * #included by:-
12 * cbc_enc.c (DES_cbc_encrypt)-
13 * des_enc.c (DES_ncbc_encrypt)-
14 */-
15-
16#include "des_locl.h"-
17-
18#ifdef CBC_ENC_C__DONT_UPDATE_IV-
19void DES_cbc_encrypt(const unsigned char *in, unsigned char *out, long length,-
20 DES_key_schedule *_schedule, DES_cblock *ivec, int enc)-
21#else-
22void DES_ncbc_encrypt(const unsigned char *in, unsigned char *out,-
23 long length, DES_key_schedule *_schedule,-
24 DES_cblock *ivec, int enc)-
25#endif-
26{-
27 register DES_LONG tin0, tin1;-
28 register DES_LONG tout0, tout1, xor0, xor1;-
29 register long l = length;-
30 DES_LONG tin[2];-
31 unsigned char *iv;-
32-
33 iv = &(*ivec)[0];-
34-
35 if (enc) {
encDescription
TRUEevaluated 161 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 107 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
107-161
36 c2l(iv, tout0);-
37 c2l(iv, tout1);-
38 for (l -= 8; l >= 0; l -= 8) {
l >= 0Description
TRUEevaluated 1599 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 161 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
161-1599
39 c2l(in, tin0);-
40 c2l(in, tin1);-
41 tin0 ^= tout0;-
42 tin[0] = tin0;-
43 tin1 ^= tout1;-
44 tin[1] = tin1;-
45 DES_encrypt1((DES_LONG *)tin, _schedule, DES_ENCRYPT);-
46 tout0 = tin[0];-
47 l2c(tout0, out);-
48 tout1 = tin[1];-
49 l2c(tout1, out);-
50 }
executed 1599 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
1599
51 if (l != -8) {
l != -8Description
TRUEevaluated 9 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 152 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
9-152
52 c2ln(in, tin0, tin1, l + 8);
executed 9 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
code before this statement never executed: case 7:
code before this statement never executed: case 6:
code before this statement never executed: case 5:
code before this statement executed 6 times by 1 test: case 4:
Executed by:
  • libcrypto.so.1.1
code before this statement executed 7 times by 1 test: case 3:
Executed by:
  • libcrypto.so.1.1
code before this statement executed 8 times by 1 test: case 2:
Executed by:
  • libcrypto.so.1.1
code before this statement executed 9 times by 1 test: case 1:
Executed by:
  • libcrypto.so.1.1
never executed: case 8:
never executed: case 7:
never executed: case 6:
executed 6 times by 1 test: case 5:
Executed by:
  • libcrypto.so.1.1
executed 1 time by 1 test: case 4:
Executed by:
  • libcrypto.so.1.1
executed 1 time by 1 test: case 3:
Executed by:
  • libcrypto.so.1.1
executed 1 time by 1 test: case 2:
Executed by:
  • libcrypto.so.1.1
executed 9 times by 1 test: case 1:
Executed by:
  • libcrypto.so.1.1
0-9
53 tin0 ^= tout0;-
54 tin[0] = tin0;-
55 tin1 ^= tout1;-
56 tin[1] = tin1;-
57 DES_encrypt1((DES_LONG *)tin, _schedule, DES_ENCRYPT);-
58 tout0 = tin[0];-
59 l2c(tout0, out);-
60 tout1 = tin[1];-
61 l2c(tout1, out);-
62 }
executed 9 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
9
63#ifndef CBC_ENC_C__DONT_UPDATE_IV-
64 iv = &(*ivec)[0];-
65 l2c(tout0, iv);-
66 l2c(tout1, iv);-
67#endif-
68 } else {
executed 161 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
161
69 c2l(iv, xor0);-
70 c2l(iv, xor1);-
71 for (l -= 8; l >= 0; l -= 8) {
l >= 0Description
TRUEevaluated 1575 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 107 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
107-1575
72 c2l(in, tin0);-
73 tin[0] = tin0;-
74 c2l(in, tin1);-
75 tin[1] = tin1;-
76 DES_encrypt1((DES_LONG *)tin, _schedule, DES_DECRYPT);-
77 tout0 = tin[0] ^ xor0;-
78 tout1 = tin[1] ^ xor1;-
79 l2c(tout0, out);-
80 l2c(tout1, out);-
81 xor0 = tin0;-
82 xor1 = tin1;-
83 }
executed 1575 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
1575
84 if (l != -8) {
l != -8Description
TRUEevaluated 1 time by 1 test
Evaluated by:
  • libcrypto.so.1.1
FALSEevaluated 106 times by 1 test
Evaluated by:
  • libcrypto.so.1.1
1-106
85 c2l(in, tin0);-
86 tin[0] = tin0;-
87 c2l(in, tin1);-
88 tin[1] = tin1;-
89 DES_encrypt1((DES_LONG *)tin, _schedule, DES_DECRYPT);-
90 tout0 = tin[0] ^ xor0;-
91 tout1 = tin[1] ^ xor1;-
92 l2cn(tout0, tout1, out, l + 8);
executed 1 time by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
code before this statement never executed: case 7:
code before this statement never executed: case 6:
code before this statement never executed: case 5:
code before this statement executed 1 time by 1 test: case 4:
Executed by:
  • libcrypto.so.1.1
code before this statement executed 1 time by 1 test: case 3:
Executed by:
  • libcrypto.so.1.1
code before this statement executed 1 time by 1 test: case 2:
Executed by:
  • libcrypto.so.1.1
code before this statement executed 1 time by 1 test: case 1:
Executed by:
  • libcrypto.so.1.1
never executed: case 8:
never executed: case 7:
never executed: case 6:
executed 1 time by 1 test: case 5:
Executed by:
  • libcrypto.so.1.1
never executed: case 4:
never executed: case 3:
never executed: case 2:
executed 1 time by 1 test: case 1:
Executed by:
  • libcrypto.so.1.1
0-1
93#ifndef CBC_ENC_C__DONT_UPDATE_IV-
94 xor0 = tin0;-
95 xor1 = tin1;-
96#endif-
97 }
executed 1 time by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
1
98#ifndef CBC_ENC_C__DONT_UPDATE_IV-
99 iv = &(*ivec)[0];-
100 l2c(xor0, iv);-
101 l2c(xor1, iv);-
102#endif-
103 }
executed 107 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
107
104 tin0 = tin1 = tout0 = tout1 = xor0 = xor1 = 0;-
105 tin[0] = tin[1] = 0;-
106}
executed 268 times by 1 test: end of block
Executed by:
  • libcrypto.so.1.1
268
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