OpenCoverage

set_key.c

Absolute File Name:

/home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/des/set_key.c

Source code

Switch to Preprocessed file

Line Source Count

1 /* -

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 * set_key.c v 1.4 eay 24/9/91 -

12 * 1.4 Speed up by 400% :-) -

13 * 1.3 added register declarations. -

14 * 1.2 unrolled make_key_sched a bit more -

15 * 1.1 added norm_expand_bits -

16 * 1.0 First working version -

17 */ -

18 #include <openssl/crypto.h> -

19 #include "des_locl.h" -

20 -

21 /* defaults to false */ -

22 OPENSSL_IMPLEMENT_GLOBAL(int, DES_check_key, 0) -

23 -

24 static const unsigned char odd_parity[256] = { -

25 1, 1, 2, 2, 4, 4, 7, 7, 8, 8, 11, 11, 13, 13, 14, 14, -

26 16, 16, 19, 19, 21, 21, 22, 22, 25, 25, 26, 26, 28, 28, 31, 31, -

27 32, 32, 35, 35, 37, 37, 38, 38, 41, 41, 42, 42, 44, 44, 47, 47, -

28 49, 49, 50, 50, 52, 52, 55, 55, 56, 56, 59, 59, 61, 61, 62, 62, -

29 64, 64, 67, 67, 69, 69, 70, 70, 73, 73, 74, 74, 76, 76, 79, 79, -

30 81, 81, 82, 82, 84, 84, 87, 87, 88, 88, 91, 91, 93, 93, 94, 94, -

31 97, 97, 98, 98, 100, 100, 103, 103, 104, 104, 107, 107, 109, 109, 110, -

32 110, -

33 112, 112, 115, 115, 117, 117, 118, 118, 121, 121, 122, 122, 124, 124, 127, -

34 127, -

35 128, 128, 131, 131, 133, 133, 134, 134, 137, 137, 138, 138, 140, 140, 143, -

36 143, -

37 145, 145, 146, 146, 148, 148, 151, 151, 152, 152, 155, 155, 157, 157, 158, -

38 158, -

39 161, 161, 162, 162, 164, 164, 167, 167, 168, 168, 171, 171, 173, 173, 174, -

40 174, -

41 176, 176, 179, 179, 181, 181, 182, 182, 185, 185, 186, 186, 188, 188, 191, -

42 191, -

43 193, 193, 194, 194, 196, 196, 199, 199, 200, 200, 203, 203, 205, 205, 206, -

44 206, -

45 208, 208, 211, 211, 213, 213, 214, 214, 217, 217, 218, 218, 220, 220, 223, -

46 223, -

47 224, 224, 227, 227, 229, 229, 230, 230, 233, 233, 234, 234, 236, 236, 239, -

48 239, -

49 241, 241, 242, 242, 244, 244, 247, 247, 248, 248, 251, 251, 253, 253, 254, -

50 254 -

51 }; -

52 -

53 void DES_set_odd_parity(DES_cblock *key) -

54 { -

55 unsigned int i; -

56 -

for (i = 0; i < DES_KEY_SZ; i++)

i < (sizeof(DES_cblock))	Description
TRUE	evaluated 904 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 113 times by 1 test Evaluated by: libcrypto.so.1.1

113-904

(*key)[i] = odd_parity[(*key)[i]];

executed 904 times by 1 test: (*key)[i] = odd_parity[(*key)[i]];

Executed by:

libcrypto.so.1.1

904

}

executed 113 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

113

60 -

61 int DES_check_key_parity(const_DES_cblock *key) -

62 { -

63 unsigned int i; -

64 -

for (i = 0; i < DES_KEY_SZ; i++) {

i < (sizeof(DES_cblock))	Description
TRUE	evaluated 200 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 25 times by 1 test Evaluated by: libcrypto.so.1.1

25-200

if ((*key)[i] != odd_parity[(*key)[i]])

(key)[i] != o...ity[(key)[i]]	Description
TRUE	never evaluated
FALSE	evaluated 200 times by 1 test Evaluated by: libcrypto.so.1.1

0-200

return 0;

never executed: return 0;

}

executed 200 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

200

return 1;

executed 25 times by 1 test: return 1;

Executed by:

libcrypto.so.1.1

70 } -

71 -

72 /*- -

73 * Weak and semi weak keys as taken from -

74 * %A D.W. Davies -

75 * %A W.L. Price -

76 * %T Security for Computer Networks -

77 * %I John Wiley & Sons -

78 * %D 1984 -

79 */ -

80 #define NUM_WEAK_KEY 16 -

81 static const DES_cblock weak_keys[NUM_WEAK_KEY] = { -

82 /* weak keys */ -

83 {0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01}, -

84 {0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE}, -

85 {0x1F, 0x1F, 0x1F, 0x1F, 0x0E, 0x0E, 0x0E, 0x0E}, -

86 {0xE0, 0xE0, 0xE0, 0xE0, 0xF1, 0xF1, 0xF1, 0xF1}, -

87 /* semi-weak keys */ -

88 {0x01, 0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01, 0xFE}, -

89 {0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01, 0xFE, 0x01}, -

90 {0x1F, 0xE0, 0x1F, 0xE0, 0x0E, 0xF1, 0x0E, 0xF1}, -

91 {0xE0, 0x1F, 0xE0, 0x1F, 0xF1, 0x0E, 0xF1, 0x0E}, -

92 {0x01, 0xE0, 0x01, 0xE0, 0x01, 0xF1, 0x01, 0xF1}, -

93 {0xE0, 0x01, 0xE0, 0x01, 0xF1, 0x01, 0xF1, 0x01}, -

94 {0x1F, 0xFE, 0x1F, 0xFE, 0x0E, 0xFE, 0x0E, 0xFE}, -

95 {0xFE, 0x1F, 0xFE, 0x1F, 0xFE, 0x0E, 0xFE, 0x0E}, -

96 {0x01, 0x1F, 0x01, 0x1F, 0x01, 0x0E, 0x01, 0x0E}, -

97 {0x1F, 0x01, 0x1F, 0x01, 0x0E, 0x01, 0x0E, 0x01}, -

98 {0xE0, 0xFE, 0xE0, 0xFE, 0xF1, 0xFE, 0xF1, 0xFE}, -

99 {0xFE, 0xE0, 0xFE, 0xE0, 0xFE, 0xF1, 0xFE, 0xF1} -

100 }; -

101 -

102 int DES_is_weak_key(const_DES_cblock *key) -

103 { -

104 int i; -

105 -

106

for (i = 0; i < NUM_WEAK_KEY; i++)

i < 16	Description
TRUE	evaluated 400 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 25 times by 1 test Evaluated by: libcrypto.so.1.1

25-400

107

if (memcmp(weak_keys[i], key, sizeof(DES_cblock)) == 0)

memcmp(weak_ke..._cblock)) == 0	Description
TRUE	never evaluated
FALSE	evaluated 400 times by 1 test Evaluated by: libcrypto.so.1.1

0-400

108

return 1;

never executed: return 1;

109

return 0;

executed 25 times by 1 test: return 0;

Executed by:

libcrypto.so.1.1

110 } -

111 -

112 /*- -

113 * NOW DEFINED IN des_local.h -

114 * See ecb_encrypt.c for a pseudo description of these macros. -

115 * #define PERM_OP(a,b,t,n,m) ((t)=((((a)>>(n))^(b))&(m)),\ -

116 * (b)^=(t),\ -

117 * (a)=((a)^((t)<<(n)))) -

118 */ -

119 -

120 #define HPERM_OP(a,t,n,m) ((t)=((((a)<<(16-(n)))^(a))&(m)),\ -

121 (a)=(a)^(t)^(t>>(16-(n)))) -

122 -

123 static const DES_LONG des_skb[8][64] = { -

124 { -

125 /* for C bits (numbered as per FIPS 46) 1 2 3 4 5 6 */ -

126 0x00000000L, 0x00000010L, 0x20000000L, 0x20000010L, -

127 0x00010000L, 0x00010010L, 0x20010000L, 0x20010010L, -

128 0x00000800L, 0x00000810L, 0x20000800L, 0x20000810L, -

129 0x00010800L, 0x00010810L, 0x20010800L, 0x20010810L, -

130 0x00000020L, 0x00000030L, 0x20000020L, 0x20000030L, -

131 0x00010020L, 0x00010030L, 0x20010020L, 0x20010030L, -

132 0x00000820L, 0x00000830L, 0x20000820L, 0x20000830L, -

133 0x00010820L, 0x00010830L, 0x20010820L, 0x20010830L, -

134 0x00080000L, 0x00080010L, 0x20080000L, 0x20080010L, -

135 0x00090000L, 0x00090010L, 0x20090000L, 0x20090010L, -

136 0x00080800L, 0x00080810L, 0x20080800L, 0x20080810L, -

137 0x00090800L, 0x00090810L, 0x20090800L, 0x20090810L, -

138 0x00080020L, 0x00080030L, 0x20080020L, 0x20080030L, -

139 0x00090020L, 0x00090030L, 0x20090020L, 0x20090030L, -

140 0x00080820L, 0x00080830L, 0x20080820L, 0x20080830L, -

141 0x00090820L, 0x00090830L, 0x20090820L, 0x20090830L, -

142 }, -

143 { -

144 /* for C bits (numbered as per FIPS 46) 7 8 10 11 12 13 */ -

145 0x00000000L, 0x02000000L, 0x00002000L, 0x02002000L, -

146 0x00200000L, 0x02200000L, 0x00202000L, 0x02202000L, -

147 0x00000004L, 0x02000004L, 0x00002004L, 0x02002004L, -

148 0x00200004L, 0x02200004L, 0x00202004L, 0x02202004L, -

149 0x00000400L, 0x02000400L, 0x00002400L, 0x02002400L, -

150 0x00200400L, 0x02200400L, 0x00202400L, 0x02202400L, -

151 0x00000404L, 0x02000404L, 0x00002404L, 0x02002404L, -

152 0x00200404L, 0x02200404L, 0x00202404L, 0x02202404L, -

153 0x10000000L, 0x12000000L, 0x10002000L, 0x12002000L, -

154 0x10200000L, 0x12200000L, 0x10202000L, 0x12202000L, -

155 0x10000004L, 0x12000004L, 0x10002004L, 0x12002004L, -

156 0x10200004L, 0x12200004L, 0x10202004L, 0x12202004L, -

157 0x10000400L, 0x12000400L, 0x10002400L, 0x12002400L, -

158 0x10200400L, 0x12200400L, 0x10202400L, 0x12202400L, -

159 0x10000404L, 0x12000404L, 0x10002404L, 0x12002404L, -

160 0x10200404L, 0x12200404L, 0x10202404L, 0x12202404L, -

161 }, -

162 { -

163 /* for C bits (numbered as per FIPS 46) 14 15 16 17 19 20 */ -

164 0x00000000L, 0x00000001L, 0x00040000L, 0x00040001L, -

165 0x01000000L, 0x01000001L, 0x01040000L, 0x01040001L, -

166 0x00000002L, 0x00000003L, 0x00040002L, 0x00040003L, -

167 0x01000002L, 0x01000003L, 0x01040002L, 0x01040003L, -

168 0x00000200L, 0x00000201L, 0x00040200L, 0x00040201L, -

169 0x01000200L, 0x01000201L, 0x01040200L, 0x01040201L, -

170 0x00000202L, 0x00000203L, 0x00040202L, 0x00040203L, -

171 0x01000202L, 0x01000203L, 0x01040202L, 0x01040203L, -

172 0x08000000L, 0x08000001L, 0x08040000L, 0x08040001L, -

173 0x09000000L, 0x09000001L, 0x09040000L, 0x09040001L, -

174 0x08000002L, 0x08000003L, 0x08040002L, 0x08040003L, -

175 0x09000002L, 0x09000003L, 0x09040002L, 0x09040003L, -

176 0x08000200L, 0x08000201L, 0x08040200L, 0x08040201L, -

177 0x09000200L, 0x09000201L, 0x09040200L, 0x09040201L, -

178 0x08000202L, 0x08000203L, 0x08040202L, 0x08040203L, -

179 0x09000202L, 0x09000203L, 0x09040202L, 0x09040203L, -

180 }, -

181 { -

182 /* for C bits (numbered as per FIPS 46) 21 23 24 26 27 28 */ -

183 0x00000000L, 0x00100000L, 0x00000100L, 0x00100100L, -

184 0x00000008L, 0x00100008L, 0x00000108L, 0x00100108L, -

185 0x00001000L, 0x00101000L, 0x00001100L, 0x00101100L, -

186 0x00001008L, 0x00101008L, 0x00001108L, 0x00101108L, -

187 0x04000000L, 0x04100000L, 0x04000100L, 0x04100100L, -

188 0x04000008L, 0x04100008L, 0x04000108L, 0x04100108L, -

189 0x04001000L, 0x04101000L, 0x04001100L, 0x04101100L, -

190 0x04001008L, 0x04101008L, 0x04001108L, 0x04101108L, -

191 0x00020000L, 0x00120000L, 0x00020100L, 0x00120100L, -

192 0x00020008L, 0x00120008L, 0x00020108L, 0x00120108L, -

193 0x00021000L, 0x00121000L, 0x00021100L, 0x00121100L, -

194 0x00021008L, 0x00121008L, 0x00021108L, 0x00121108L, -

195 0x04020000L, 0x04120000L, 0x04020100L, 0x04120100L, -

196 0x04020008L, 0x04120008L, 0x04020108L, 0x04120108L, -

197 0x04021000L, 0x04121000L, 0x04021100L, 0x04121100L, -

198 0x04021008L, 0x04121008L, 0x04021108L, 0x04121108L, -

199 }, -

200 { -

201 /* for D bits (numbered as per FIPS 46) 1 2 3 4 5 6 */ -

202 0x00000000L, 0x10000000L, 0x00010000L, 0x10010000L, -

203 0x00000004L, 0x10000004L, 0x00010004L, 0x10010004L, -

204 0x20000000L, 0x30000000L, 0x20010000L, 0x30010000L, -

205 0x20000004L, 0x30000004L, 0x20010004L, 0x30010004L, -

206 0x00100000L, 0x10100000L, 0x00110000L, 0x10110000L, -

207 0x00100004L, 0x10100004L, 0x00110004L, 0x10110004L, -

208 0x20100000L, 0x30100000L, 0x20110000L, 0x30110000L, -

209 0x20100004L, 0x30100004L, 0x20110004L, 0x30110004L, -

210 0x00001000L, 0x10001000L, 0x00011000L, 0x10011000L, -

211 0x00001004L, 0x10001004L, 0x00011004L, 0x10011004L, -

212 0x20001000L, 0x30001000L, 0x20011000L, 0x30011000L, -

213 0x20001004L, 0x30001004L, 0x20011004L, 0x30011004L, -

214 0x00101000L, 0x10101000L, 0x00111000L, 0x10111000L, -

215 0x00101004L, 0x10101004L, 0x00111004L, 0x10111004L, -

216 0x20101000L, 0x30101000L, 0x20111000L, 0x30111000L, -

217 0x20101004L, 0x30101004L, 0x20111004L, 0x30111004L, -

218 }, -

219 { -

220 /* for D bits (numbered as per FIPS 46) 8 9 11 12 13 14 */ -

221 0x00000000L, 0x08000000L, 0x00000008L, 0x08000008L, -

222 0x00000400L, 0x08000400L, 0x00000408L, 0x08000408L, -

223 0x00020000L, 0x08020000L, 0x00020008L, 0x08020008L, -

224 0x00020400L, 0x08020400L, 0x00020408L, 0x08020408L, -

225 0x00000001L, 0x08000001L, 0x00000009L, 0x08000009L, -

226 0x00000401L, 0x08000401L, 0x00000409L, 0x08000409L, -

227 0x00020001L, 0x08020001L, 0x00020009L, 0x08020009L, -

228 0x00020401L, 0x08020401L, 0x00020409L, 0x08020409L, -

229 0x02000000L, 0x0A000000L, 0x02000008L, 0x0A000008L, -

230 0x02000400L, 0x0A000400L, 0x02000408L, 0x0A000408L, -

231 0x02020000L, 0x0A020000L, 0x02020008L, 0x0A020008L, -

232 0x02020400L, 0x0A020400L, 0x02020408L, 0x0A020408L, -

233 0x02000001L, 0x0A000001L, 0x02000009L, 0x0A000009L, -

234 0x02000401L, 0x0A000401L, 0x02000409L, 0x0A000409L, -

235 0x02020001L, 0x0A020001L, 0x02020009L, 0x0A020009L, -

236 0x02020401L, 0x0A020401L, 0x02020409L, 0x0A020409L, -

237 }, -

238 { -

239 /* for D bits (numbered as per FIPS 46) 16 17 18 19 20 21 */ -

240 0x00000000L, 0x00000100L, 0x00080000L, 0x00080100L, -

241 0x01000000L, 0x01000100L, 0x01080000L, 0x01080100L, -

242 0x00000010L, 0x00000110L, 0x00080010L, 0x00080110L, -

243 0x01000010L, 0x01000110L, 0x01080010L, 0x01080110L, -

244 0x00200000L, 0x00200100L, 0x00280000L, 0x00280100L, -

245 0x01200000L, 0x01200100L, 0x01280000L, 0x01280100L, -

246 0x00200010L, 0x00200110L, 0x00280010L, 0x00280110L, -

247 0x01200010L, 0x01200110L, 0x01280010L, 0x01280110L, -

248 0x00000200L, 0x00000300L, 0x00080200L, 0x00080300L, -

249 0x01000200L, 0x01000300L, 0x01080200L, 0x01080300L, -

250 0x00000210L, 0x00000310L, 0x00080210L, 0x00080310L, -

251 0x01000210L, 0x01000310L, 0x01080210L, 0x01080310L, -

252 0x00200200L, 0x00200300L, 0x00280200L, 0x00280300L, -

253 0x01200200L, 0x01200300L, 0x01280200L, 0x01280300L, -

254 0x00200210L, 0x00200310L, 0x00280210L, 0x00280310L, -

255 0x01200210L, 0x01200310L, 0x01280210L, 0x01280310L, -

256 }, -

257 { -

258 /* for D bits (numbered as per FIPS 46) 22 23 24 25 27 28 */ -

259 0x00000000L, 0x04000000L, 0x00040000L, 0x04040000L, -

260 0x00000002L, 0x04000002L, 0x00040002L, 0x04040002L, -

261 0x00002000L, 0x04002000L, 0x00042000L, 0x04042000L, -

262 0x00002002L, 0x04002002L, 0x00042002L, 0x04042002L, -

263 0x00000020L, 0x04000020L, 0x00040020L, 0x04040020L, -

264 0x00000022L, 0x04000022L, 0x00040022L, 0x04040022L, -

265 0x00002020L, 0x04002020L, 0x00042020L, 0x04042020L, -

266 0x00002022L, 0x04002022L, 0x00042022L, 0x04042022L, -

267 0x00000800L, 0x04000800L, 0x00040800L, 0x04040800L, -

268 0x00000802L, 0x04000802L, 0x00040802L, 0x04040802L, -

269 0x00002800L, 0x04002800L, 0x00042800L, 0x04042800L, -

270 0x00002802L, 0x04002802L, 0x00042802L, 0x04042802L, -

271 0x00000820L, 0x04000820L, 0x00040820L, 0x04040820L, -

272 0x00000822L, 0x04000822L, 0x00040822L, 0x04040822L, -

273 0x00002820L, 0x04002820L, 0x00042820L, 0x04042820L, -

274 0x00002822L, 0x04002822L, 0x00042822L, 0x04042822L, -

275 } -

276 }; -

277 -

278 int DES_set_key(const_DES_cblock *key, DES_key_schedule *schedule) -

279 { -

280

if (DES_check_key) {

_shadow_DES_check_key	Description
TRUE	never evaluated
FALSE	never evaluated

281

return DES_set_key_checked(key, schedule);

never executed: return DES_set_key_checked(key, schedule);

282 } else { -

283 DES_set_key_unchecked(key, schedule); -

284

return 0;

never executed: return 0;

285 } -

286 } -

287 -

288 /*- -

289 * return 0 if key parity is odd (correct), -

290 * return -1 if key parity error, -

291 * return -2 if illegal weak key. -

292 */ -

293 int DES_set_key_checked(const_DES_cblock *key, DES_key_schedule *schedule) -

294 { -

295

if (!DES_check_key_parity(key))

!DES_check_key_parity(key)	Description
TRUE	never evaluated
FALSE	evaluated 25 times by 1 test Evaluated by: libcrypto.so.1.1

0-25

296

return -1;

never executed: return -1;

297

if (DES_is_weak_key(key))

DES_is_weak_key(key)	Description
TRUE	never evaluated
FALSE	evaluated 25 times by 1 test Evaluated by: libcrypto.so.1.1

0-25

298

return -2;

never executed: return -2;

299 DES_set_key_unchecked(key, schedule); -

300

return 0;

executed 25 times by 1 test: return 0;

Executed by:

libcrypto.so.1.1

301 } -

302 -

303 void DES_set_key_unchecked(const_DES_cblock *key, DES_key_schedule *schedule) -

304 { -

305 static const int shifts2[16] = -

306 { 0, 0, 1, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 0 }; -

307 register DES_LONG c, d, t, s, t2; -

308 register const unsigned char *in; -

309 register DES_LONG *k; -

310 register int i; -

311 -

312 #ifdef OPENBSD_DEV_CRYPTO -

313 memcpy(schedule->key, key, sizeof(schedule->key)); -

314 schedule->session = NULL; -

315 #endif -

316 k = &schedule->ks->deslong[0]; -

317 in = &(*key)[0]; -

318 -

319 c2l(in, c); -

320 c2l(in, d); -

321 -

322 /* -

323 * do PC1 in 47 simple operations. Thanks to John Fletcher -

324 * for the inspiration. -

325 */ -

326 PERM_OP(d, c, t, 4, 0x0f0f0f0fL); -

327 HPERM_OP(c, t, -2, 0xcccc0000L); -

328 HPERM_OP(d, t, -2, 0xcccc0000L); -

329 PERM_OP(d, c, t, 1, 0x55555555L); -

330 PERM_OP(c, d, t, 8, 0x00ff00ffL); -

331 PERM_OP(d, c, t, 1, 0x55555555L); -

332 d = (((d & 0x000000ffL) << 16L) | (d & 0x0000ff00L) | -

333 ((d & 0x00ff0000L) >> 16L) | ((c & 0xf0000000L) >> 4L)); -

334 c &= 0x0fffffffL; -

335 -

336

for (i = 0; i < ITERATIONS; i++) {

i < 16	Description
TRUE	evaluated 13968 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 873 times by 1 test Evaluated by: libcrypto.so.1.1

873-13968

337

if (shifts2[i]) {

shifts2[i]	Description
TRUE	evaluated 10476 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 3492 times by 1 test Evaluated by: libcrypto.so.1.1

3492-10476

338 c = ((c >> 2L) | (c << 26L)); -

339 d = ((d >> 2L) | (d << 26L)); -

340

} else {

executed 10476 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

10476

341 c = ((c >> 1L) | (c << 27L)); -

342 d = ((d >> 1L) | (d << 27L)); -

343

}

executed 3492 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

3492

344 c &= 0x0fffffffL; -

345 d &= 0x0fffffffL; -

346 /* -

347 * could be a few less shifts but I am to lazy at this point in time -

348 * to investigate -

349 */ -

350 s = des_skb[0][(c) & 0x3f] | -

351 des_skb[1][((c >> 6L) & 0x03) | ((c >> 7L) & 0x3c)] | -

352 des_skb[2][((c >> 13L) & 0x0f) | ((c >> 14L) & 0x30)] | -

353 des_skb[3][((c >> 20L) & 0x01) | ((c >> 21L) & 0x06) | -

354 ((c >> 22L) & 0x38)]; -

355 t = des_skb[4][(d) & 0x3f] | -

356 des_skb[5][((d >> 7L) & 0x03) | ((d >> 8L) & 0x3c)] | -

357 des_skb[6][(d >> 15L) & 0x3f] | -

358 des_skb[7][((d >> 21L) & 0x0f) | ((d >> 22L) & 0x30)]; -

359 -

360 /* table contained 0213 4657 */ -

361 t2 = ((t << 16L) | (s & 0x0000ffffL)) & 0xffffffffL; -

362 *(k++) = ROTATE(t2, 30) & 0xffffffffL; -

363 -

364 t2 = ((s >> 16L) | (t & 0xffff0000L)); -

365 *(k++) = ROTATE(t2, 26) & 0xffffffffL; -

366

}

executed 13968 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

13968

367

}

executed 873 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

873

368 -

369 int DES_key_sched(const_DES_cblock *key, DES_key_schedule *schedule) -

370 { -

371

return DES_set_key(key, schedule);

never executed: return DES_set_key(key, schedule);

372 } -

Source code

Switch to Preprocessed file

Generated by Squish Coco 4.2.2