OpenCoverage

curve25519.c

Absolute File Name:

/home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/ec/curve25519.c

Switch to Source code

Preprocessed file

Line Source Count

1 -

2 -

3 -

4 -

5 -

6 -

7 typedef uint64_t fe64[4]; -

8 -

9 int x25519_fe64_eligible(void); -

10 void x25519_fe64_mul(fe64 h, const fe64 f, const fe64 g); -

11 void x25519_fe64_sqr(fe64 h, const fe64 f); -

12 void x25519_fe64_mul121666(fe64 h, fe64 f); -

13 void x25519_fe64_add(fe64 h, const fe64 f, const fe64 g); -

14 void x25519_fe64_sub(fe64 h, const fe64 f, const fe64 g); -

15 void x25519_fe64_tobytes(uint8_t *s, const fe64 f); -

16 -

17 -

18 -

19 -

20 -

21 -

22 -

23 static uint64_t load_8(const uint8_t *in) -

24 { -

25 uint64_t result; -

26 -

27 result = in[0]; -

28 result |= ((uint64_t)in[1]) << 8; -

29 result |= ((uint64_t)in[2]) << 16; -

30 result |= ((uint64_t)in[3]) << 24; -

31 result |= ((uint64_t)in[4]) << 32; -

32 result |= ((uint64_t)in[5]) << 40; -

33 result |= ((uint64_t)in[6]) << 48; -

34 result |= ((uint64_t)in[7]) << 56; -

35 -

return

never executed: return result;

result;

never executed: return result;

37 } -

38 -

39 static void fe64_frombytes(fe64 h, const uint8_t *s) -

40 { -

41 h[0] = load_8(s); -

42 h[1] = load_8(s + 8); -

43 h[2] = load_8(s + 16); -

44 h[3] = load_8(s + 24) & 0x7fffffffffffffff; -

}

never executed: end of block

46 -

47 static void fe64_0(fe64 h) -

48 { -

49 h[0] = 0; -

50 h[1] = 0; -

51 h[2] = 0; -

52 h[3] = 0; -

}

never executed: end of block

54 -

55 static void fe64_1(fe64 h) -

56 { -

57 h[0] = 1; -

58 h[1] = 0; -

59 h[2] = 0; -

60 h[3] = 0; -

}

never executed: end of block

62 -

63 static void fe64_copy(fe64 h, const fe64 f) -

64 { -

65 h[0] = f[0]; -

66 h[1] = f[1]; -

67 h[2] = f[2]; -

68 h[3] = f[3]; -

}

never executed: end of block

70 -

71 static void fe64_cswap(fe64 f, fe64 g, unsigned int b) -

72 { -

73 int i; -

74 uint64_t mask = 0 - (uint64_t)b; -

75 -

for (i = 0; i < 4

i < 4	Description
TRUE	never evaluated
FALSE	never evaluated

; i++) {

77 uint64_t x = f[i] ^ g[i]; -

78 x &= mask; -

79 f[i] ^= x; -

80 g[i] ^= x; -

}

never executed: end of block

}

never executed: end of block

83 -

84 static void fe64_invert(fe64 out, const fe64 z) -

85 { -

86 fe64 t0; -

87 fe64 t1; -

88 fe64 t2; -

89 fe64 t3; -

90 int i; -

91 -

92 -

93 -

94 -

95 -

96 -

97 -

98 x25519_fe64_sqr(t0, z); -

99 -

100 -

101 x25519_fe64_sqr(t1, t0); -

102 x25519_fe64_sqr(t1, t1); -

103 -

104 -

105 x25519_fe64_mul(t1, z, t1); -

106 -

107 x25519_fe64_mul(t0, t0, t1); -

108 -

109 -

110 x25519_fe64_sqr(t2, t0); -

111 -

112 -

113 x25519_fe64_mul(t1, t1, t2); -

114 -

115 -

116 x25519_fe64_sqr(t2, t1); -

117

for (i = 1; i < 5

i < 5	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

118

x25519_fe64_sqr(t2, t2);

never executed: x25519_fe64_sqr(t2, t2);

119 -

120 -

121 x25519_fe64_mul(t1, t2, t1); -

122 -

123 -

124 -

125 -

126 x25519_fe64_sqr(t2, t1); -

127

for (i = 1; i < 10

i < 10	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

128

x25519_fe64_sqr(t2, t2);

never executed: x25519_fe64_sqr(t2, t2);

129 -

130 x25519_fe64_mul(t2, t2, t1); -

131 -

132 -

133 x25519_fe64_sqr(t3, t2); -

134

for (i = 1; i < 20

i < 20	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

135

x25519_fe64_sqr(t3, t3);

never executed: x25519_fe64_sqr(t3, t3);

136 -

137 x25519_fe64_mul(t2, t3, t2); -

138 -

139 -

140

for (i = 0; i < 10

i < 10	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

141

x25519_fe64_sqr(t2, t2);

never executed: x25519_fe64_sqr(t2, t2);

142 -

143 -

144 x25519_fe64_mul(t1, t2, t1); -

145 -

146 -

147 x25519_fe64_sqr(t2, t1); -

148

for (i = 1; i < 50

i < 50	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

149

x25519_fe64_sqr(t2, t2);

never executed: x25519_fe64_sqr(t2, t2);

150 -

151 x25519_fe64_mul(t2, t2, t1); -

152 -

153 -

154 x25519_fe64_sqr(t3, t2); -

155

for (i = 1; i < 100

i < 100	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

156

x25519_fe64_sqr(t3, t3);

never executed: x25519_fe64_sqr(t3, t3);

157 -

158 x25519_fe64_mul(t2, t3, t2); -

159 -

160 -

161

for (i = 0; i < 50

i < 50	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

162

x25519_fe64_sqr(t2, t2);

never executed: x25519_fe64_sqr(t2, t2);

163 -

164 -

165 x25519_fe64_mul(t1, t2, t1); -

166 -

167 -

168

for (i = 0; i < 5

i < 5	Description
TRUE	never evaluated
FALSE	never evaluated

; ++i)

169

x25519_fe64_sqr(t1, t1);

never executed: x25519_fe64_sqr(t1, t1);

170 -

171 -

172 x25519_fe64_mul(out, t1, t0); -

173

}

never executed: end of block

174 -

175 -

176 -

177 -

178 -

179 static void x25519_scalar_mulx(uint8_t out[32], const uint8_t scalar[32], -

180 const uint8_t point[32]) -

181 { -

182 fe64 x1, x2, z2, x3, z3, tmp0, tmp1; -

183 uint8_t e[32]; -

184 unsigned swap = 0; -

185 int pos; -

186 -

187 memcpy(e, scalar, 32); -

188 e[0] &= 0xf8; -

189 e[31] &= 0x7f; -

190 e[31] |= 0x40; -

191 fe64_frombytes(x1, point); -

192 fe64_1(x2); -

193 fe64_0(z2); -

194 fe64_copy(x3, x1); -

195 fe64_1(z3); -

196 -

197

for (pos = 254; pos >= 0

pos >= 0	Description
TRUE	never evaluated
FALSE	never evaluated

; --pos) {

198 unsigned int b = 1 & (e[pos / 8] >> (pos & 7)); -

199 -

200 swap ^= b; -

201 fe64_cswap(x2, x3, swap); -

202 fe64_cswap(z2, z3, swap); -

203 swap = b; -

204 x25519_fe64_sub(tmp0, x3, z3); -

205 x25519_fe64_sub(tmp1, x2, z2); -

206 x25519_fe64_add(x2, x2, z2); -

207 x25519_fe64_add(z2, x3, z3); -

208 x25519_fe64_mul(z3, x2, tmp0); -

209 x25519_fe64_mul(z2, z2, tmp1); -

210 x25519_fe64_sqr(tmp0, tmp1); -

211 x25519_fe64_sqr(tmp1, x2); -

212 x25519_fe64_add(x3, z3, z2); -

213 x25519_fe64_sub(z2, z3, z2); -

214 x25519_fe64_mul(x2, tmp1, tmp0); -

215 x25519_fe64_sub(tmp1, tmp1, tmp0); -

216 x25519_fe64_sqr(z2, z2); -

217 x25519_fe64_mul121666(z3, tmp1); -

218 x25519_fe64_sqr(x3, x3); -

219 x25519_fe64_add(tmp0, tmp0, z3); -

220 x25519_fe64_mul(z3, x1, z2); -

221 x25519_fe64_mul(z2, tmp1, tmp0); -

222

}

never executed: end of block

223 -

224 fe64_invert(z2, z2); -

225 x25519_fe64_mul(x2, x2, z2); -

226 x25519_fe64_tobytes(out, x2); -

227 -

228 OPENSSL_cleanse(e, sizeof(e)); -

229

}

never executed: end of block

230 typedef uint64_t fe51[5]; -

231 -

232 static const uint64_t MASK51 = 0x7ffffffffffff; -

233 -

234 static uint64_t load_7(const uint8_t *in) -

235 { -

236 uint64_t result; -

237 -

238 result = in[0]; -

239 result |= ((uint64_t)in[1]) << 8; -

240 result |= ((uint64_t)in[2]) << 16; -

241 result |= ((uint64_t)in[3]) << 24; -

242 result |= ((uint64_t)in[4]) << 32; -

243 result |= ((uint64_t)in[5]) << 40; -

244 result |= ((uint64_t)in[6]) << 48; -

245 -

246

return

executed 5832 times by 1 test: return result;

Executed by:

libcrypto.so.1.1

result;

executed 5832 times by 1 test: return result;

Executed by:

libcrypto.so.1.1

5832

247 } -

248 -

249 static uint64_t load_6(const uint8_t *in) -

250 { -

251 uint64_t result; -

252 -

253 result = in[0]; -

254 result |= ((uint64_t)in[1]) << 8; -

255 result |= ((uint64_t)in[2]) << 16; -

256 result |= ((uint64_t)in[3]) << 24; -

257 result |= ((uint64_t)in[4]) << 32; -

258 result |= ((uint64_t)in[5]) << 40; -

259 -

260

return

executed 8748 times by 1 test: return result;

Executed by:

libcrypto.so.1.1

result;

executed 8748 times by 1 test: return result;

Executed by:

libcrypto.so.1.1

8748

261 } -

262 -

263 static void fe51_frombytes(fe51 h, const uint8_t *s) -

264 { -

265 uint64_t h0 = load_7(s); -

266 uint64_t h1 = load_6(s + 7) << 5; -

267 uint64_t h2 = load_7(s + 13) << 2; -

268 uint64_t h3 = load_6(s + 20) << 7; -

269 uint64_t h4 = (load_6(s + 26) & 0x7fffffffffff) << 4; -

270 -

271 h1 |= h0 >> 51; h0 &= MASK51; -

272 h2 |= h1 >> 51; h1 &= MASK51; -

273 h3 |= h2 >> 51; h2 &= MASK51; -

274 h4 |= h3 >> 51; h3 &= MASK51; -

275 -

276 h[0] = h0; -

277 h[1] = h1; -

278 h[2] = h2; -

279 h[3] = h3; -

280 h[4] = h4; -

281

}

executed 2916 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2916

282 -

283 static void fe51_tobytes(uint8_t *s, const fe51 h) -

284 { -

285 uint64_t h0 = h[0]; -

286 uint64_t h1 = h[1]; -

287 uint64_t h2 = h[2]; -

288 uint64_t h3 = h[3]; -

289 uint64_t h4 = h[4]; -

290 uint64_t q; -

291 -

292 -

293 q = (h0 + 19) >> 51; -

294 q = (h1 + q) >> 51; -

295 q = (h2 + q) >> 51; -

296 q = (h3 + q) >> 51; -

297 q = (h4 + q) >> 51; -

298 -

299 -

300 h0 += 19 * q; -

301 h1 += h0 >> 51; h0 &= MASK51; -

302 h2 += h1 >> 51; h1 &= MASK51; -

303 h3 += h2 >> 51; h2 &= MASK51; -

304 h4 += h3 >> 51; h3 &= MASK51; -

305 h4 &= MASK51; -

306 -

307 -

308 s[0] = (uint8_t)(h0 >> 0); -

309 s[1] = (uint8_t)(h0 >> 8); -

310 s[2] = (uint8_t)(h0 >> 16); -

311 s[3] = (uint8_t)(h0 >> 24); -

312 s[4] = (uint8_t)(h0 >> 32); -

313 s[5] = (uint8_t)(h0 >> 40); -

314 s[6] = (uint8_t)((h0 >> 48) | ((uint32_t)h1 << 3)); -

315 s[7] = (uint8_t)(h1 >> 5); -

316 s[8] = (uint8_t)(h1 >> 13); -

317 s[9] = (uint8_t)(h1 >> 21); -

318 s[10] = (uint8_t)(h1 >> 29); -

319 s[11] = (uint8_t)(h1 >> 37); -

320 s[12] = (uint8_t)((h1 >> 45) | ((uint32_t)h2 << 6)); -

321 s[13] = (uint8_t)(h2 >> 2); -

322 s[14] = (uint8_t)(h2 >> 10); -

323 s[15] = (uint8_t)(h2 >> 18); -

324 s[16] = (uint8_t)(h2 >> 26); -

325 s[17] = (uint8_t)(h2 >> 34); -

326 s[18] = (uint8_t)(h2 >> 42); -

327 s[19] = (uint8_t)((h2 >> 50) | ((uint32_t)h3 << 1)); -

328 s[20] = (uint8_t)(h3 >> 7); -

329 s[21] = (uint8_t)(h3 >> 15); -

330 s[22] = (uint8_t)(h3 >> 23); -

331 s[23] = (uint8_t)(h3 >> 31); -

332 s[24] = (uint8_t)(h3 >> 39); -

333 s[25] = (uint8_t)((h3 >> 47) | ((uint32_t)h4 << 4)); -

334 s[26] = (uint8_t)(h4 >> 4); -

335 s[27] = (uint8_t)(h4 >> 12); -

336 s[28] = (uint8_t)(h4 >> 20); -

337 s[29] = (uint8_t)(h4 >> 28); -

338 s[30] = (uint8_t)(h4 >> 36); -

339 s[31] = (uint8_t)(h4 >> 44); -

340

}

executed 2916 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2916

341 -

342 -

343 void x25519_fe51_mul(fe51 h, const fe51 f, const fe51 g); -

344 void x25519_fe51_sqr(fe51 h, const fe51 f); -

345 void x25519_fe51_mul121666(fe51 h, fe51 f); -

346 static void fe51_add(fe51 h, const fe51 f, const fe51 g) -

347 { -

348 h[0] = f[0] + g[0]; -

349 h[1] = f[1] + g[1]; -

350 h[2] = f[2] + g[2]; -

351 h[3] = f[3] + g[3]; -

352 h[4] = f[4] + g[4]; -

353

}

executed 2974320 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2974320

354 -

355 static void fe51_sub(fe51 h, const fe51 f, const fe51 g) -

356 { -

357 -

358 -

359 -

360 -

361 h[0] = (f[0] + 0xfffffffffffda) - g[0]; -

362 h[1] = (f[1] + 0xffffffffffffe) - g[1]; -

363 h[2] = (f[2] + 0xffffffffffffe) - g[2]; -

364 h[3] = (f[3] + 0xffffffffffffe) - g[3]; -

365 h[4] = (f[4] + 0xffffffffffffe) - g[4]; -

366

}

executed 2974320 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2974320

367 -

368 static void fe51_0(fe51 h) -

369 { -

370 h[0] = 0; -

371 h[1] = 0; -

372 h[2] = 0; -

373 h[3] = 0; -

374 h[4] = 0; -

375

}

executed 2916 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2916

376 -

377 static void fe51_1(fe51 h) -

378 { -

379 h[0] = 1; -

380 h[1] = 0; -

381 h[2] = 0; -

382 h[3] = 0; -

383 h[4] = 0; -

384

}

executed 5832 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

5832

385 -

386 static void fe51_copy(fe51 h, const fe51 f) -

387 { -

388 h[0] = f[0]; -

389 h[1] = f[1]; -

390 h[2] = f[2]; -

391 h[3] = f[3]; -

392 h[4] = f[4]; -

393

}

executed 2916 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2916

394 -

395 static void fe51_cswap(fe51 f, fe51 g, unsigned int b) -

396 { -

397 int i; -

398 uint64_t mask = 0 - (uint64_t)b; -

399 -

400

for (i = 0; i < 5

i < 5	Description
TRUE	evaluated 7435800 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 1487160 times by 1 test Evaluated by: libcrypto.so.1.1

; i++) {

1487160-7435800

401 int64_t x = f[i] ^ g[i]; -

402 x &= mask; -

403 f[i] ^= x; -

404 g[i] ^= x; -

405

}

executed 7435800 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

7435800

406

}

executed 1487160 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1487160

407 -

408 static void fe51_invert(fe51 out, const fe51 z) -

409 { -

410 fe51 t0; -

411 fe51 t1; -

412 fe51 t2; -

413 fe51 t3; -

414 int i; -

415 -

416 -

417 -

418 -

419 -

420 -

421 -

422 x25519_fe51_sqr(t0, z); -

423 -

424 -

425 x25519_fe51_sqr(t1, t0); -

426 x25519_fe51_sqr(t1, t1); -

427 -

428 -

429 x25519_fe51_mul(t1, z, t1); -

430 -

431 x25519_fe51_mul(t0, t0, t1); -

432 -

433 -

434 x25519_fe51_sqr(t2, t0); -

435 -

436 -

437 x25519_fe51_mul(t1, t1, t2); -

438 -

439 -

440 x25519_fe51_sqr(t2, t1); -

441

for (i = 1; i < 5

i < 5	Description
TRUE	evaluated 11664 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i)

2916-11664

442

x25519_fe51_sqr(t2, t2);

executed 11664 times by 1 test: x25519_fe51_sqr(t2, t2);

Executed by:

libcrypto.so.1.1

11664

443 -

444 -

445 x25519_fe51_mul(t1, t2, t1); -

446 -

447 -

448 -

449 -

450 x25519_fe51_sqr(t2, t1); -

451

for (i = 1; i < 10

i < 10	Description
TRUE	evaluated 26244 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i)

2916-26244

452

x25519_fe51_sqr(t2, t2);

executed 26244 times by 1 test: x25519_fe51_sqr(t2, t2);

Executed by:

libcrypto.so.1.1

26244

453 -

454 x25519_fe51_mul(t2, t2, t1); -

455 -

456 -

457 x25519_fe51_sqr(t3, t2); -

458

for (i = 1; i < 20

i < 20	Description
TRUE	evaluated 55404 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i)

2916-55404

459

x25519_fe51_sqr(t3, t3);

executed 55404 times by 1 test: x25519_fe51_sqr(t3, t3);

Executed by:

libcrypto.so.1.1

55404

460 -

461 x25519_fe51_mul(t2, t3, t2); -

462 -

463 -

464

for (i = 0; i < 10

i < 10	Description
TRUE	evaluated 29160 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i)

2916-29160

465

x25519_fe51_sqr(t2, t2);

executed 29160 times by 1 test: x25519_fe51_sqr(t2, t2);

Executed by:

libcrypto.so.1.1

29160

466 -

467 -

468 x25519_fe51_mul(t1, t2, t1); -

469 -

470 -

471 x25519_fe51_sqr(t2, t1); -

472

for (i = 1; i < 50

i < 50	Description
TRUE	evaluated 142884 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i)

2916-142884

473

x25519_fe51_sqr(t2, t2);

executed 142884 times by 1 test: x25519_fe51_sqr(t2, t2);

Executed by:

libcrypto.so.1.1

142884

474 -

475 x25519_fe51_mul(t2, t2, t1); -

476 -

477 -

478 x25519_fe51_sqr(t3, t2); -

479

for (i = 1; i < 100

i < 100	Description
TRUE	evaluated 288684 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i)

2916-288684

480

x25519_fe51_sqr(t3, t3);

executed 288684 times by 1 test: x25519_fe51_sqr(t3, t3);

Executed by:

libcrypto.so.1.1

288684

481 -

482 x25519_fe51_mul(t2, t3, t2); -

483 -

484 -

485

for (i = 0; i < 50

i < 50	Description
TRUE	evaluated 145800 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i)

2916-145800

486

x25519_fe51_sqr(t2, t2);

executed 145800 times by 1 test: x25519_fe51_sqr(t2, t2);

Executed by:

libcrypto.so.1.1

145800

487 -

488 -

489 x25519_fe51_mul(t1, t2, t1); -

490 -

491 -

492

for (i = 0; i < 5

i < 5	Description
TRUE	evaluated 14580 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i)

2916-14580

493

x25519_fe51_sqr(t1, t1);

executed 14580 times by 1 test: x25519_fe51_sqr(t1, t1);

Executed by:

libcrypto.so.1.1

14580

494 -

495 -

496 x25519_fe51_mul(out, t1, t0); -

497

}

executed 2916 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2916

498 -

499 -

500 -

501 -

502 -

503 static void x25519_scalar_mult(uint8_t out[32], const uint8_t scalar[32], -

504 const uint8_t point[32]) -

505 { -

506 fe51 x1, x2, z2, x3, z3, tmp0, tmp1; -

507 uint8_t e[32]; -

508 unsigned swap = 0; -

509 int pos; -

510 -

511 -

512

if (x25519_fe64_eligible()

x25519_fe64_eligible()	Description
TRUE	never evaluated
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

) {

0-2916

513 x25519_scalar_mulx(out, scalar, point); -

514

return;

never executed: return;

515 } -

516 -

517 -

518 memcpy(e, scalar, 32); -

519 e[0] &= 0xf8; -

520 e[31] &= 0x7f; -

521 e[31] |= 0x40; -

522 fe51_frombytes(x1, point); -

523 fe51_1(x2); -

524 fe51_0(z2); -

525 fe51_copy(x3, x1); -

526 fe51_1(z3); -

527 -

528

for (pos = 254; pos >= 0

pos >= 0	Description
TRUE	evaluated 743580 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2916 times by 1 test Evaluated by: libcrypto.so.1.1

; --pos) {

2916-743580

529 unsigned int b = 1 & (e[pos / 8] >> (pos & 7)); -

530 -

531 swap ^= b; -

532 fe51_cswap(x2, x3, swap); -

533 fe51_cswap(z2, z3, swap); -

534 swap = b; -

535 fe51_sub(tmp0, x3, z3); -

536 fe51_sub(tmp1, x2, z2); -

537 fe51_add(x2, x2, z2); -

538 fe51_add(z2, x3, z3); -

539 x25519_fe51_mul(z3, tmp0, x2); -

540 x25519_fe51_mul(z2, z2, tmp1); -

541 x25519_fe51_sqr(tmp0, tmp1); -

542 x25519_fe51_sqr(tmp1, x2); -

543 fe51_add(x3, z3, z2); -

544 fe51_sub(z2, z3, z2); -

545 x25519_fe51_mul(x2, tmp1, tmp0); -

546 fe51_sub(tmp1, tmp1, tmp0); -

547 x25519_fe51_sqr(z2, z2); -

548 x25519_fe51_mul121666(z3, tmp1); -

549 x25519_fe51_sqr(x3, x3); -

550 fe51_add(tmp0, tmp0, z3); -

551 x25519_fe51_mul(z3, x1, z2); -

552 x25519_fe51_mul(z2, tmp1, tmp0); -

553

}

executed 743580 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

743580

554 -

555 fe51_invert(z2, z2); -

556 x25519_fe51_mul(x2, x2, z2); -

557 fe51_tobytes(out, x2); -

558 -

559 OPENSSL_cleanse(e, sizeof(e)); -

560

}

executed 2916 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2916

561 typedef int32_t fe[10]; -

562 -

563 static const int64_t kBottom25Bits = 0x1ffffffLL; -

564 static const int64_t kBottom26Bits = 0x3ffffffLL; -

565 static const int64_t kTop39Bits = 0xfffffffffe000000LL; -

566 static const int64_t kTop38Bits = 0xfffffffffc000000LL; -

567 -

568 static uint64_t load_3(const uint8_t *in) { -

569 uint64_t result; -

570 result = (uint64_t)in[0]; -

571 result |= ((uint64_t)in[1]) << 8; -

572 result |= ((uint64_t)in[2]) << 16; -

573

return

executed 630 times by 1 test: return result;

Executed by:

libcrypto.so.1.1

result;

executed 630 times by 1 test: return result;

Executed by:

libcrypto.so.1.1

630

574 } -

575 -

576 static uint64_t load_4(const uint8_t *in) { -

577 uint64_t result; -

578 result = (uint64_t)in[0]; -

579 result |= ((uint64_t)in[1]) << 8; -

580 result |= ((uint64_t)in[2]) << 16; -

581 result |= ((uint64_t)in[3]) << 24; -

582

return

executed 634 times by 1 test: return result;

Executed by:

libcrypto.so.1.1

result;

executed 634 times by 1 test: return result;

Executed by:

libcrypto.so.1.1

634

583 } -

584 -

585 static void fe_frombytes(fe h, const uint8_t *s) { -

586 -

587 int64_t h0 = load_4(s); -

588 int64_t h1 = load_3(s + 4) << 6; -

589 int64_t h2 = load_3(s + 7) << 5; -

590 int64_t h3 = load_3(s + 10) << 3; -

591 int64_t h4 = load_3(s + 13) << 2; -

592 int64_t h5 = load_4(s + 16); -

593 int64_t h6 = load_3(s + 20) << 7; -

594 int64_t h7 = load_3(s + 23) << 5; -

595 int64_t h8 = load_3(s + 26) << 4; -

596 int64_t h9 = (load_3(s + 29) & 8388607) << 2; -

597 int64_t carry0; -

598 int64_t carry1; -

599 int64_t carry2; -

600 int64_t carry3; -

601 int64_t carry4; -

602 int64_t carry5; -

603 int64_t carry6; -

604 int64_t carry7; -

605 int64_t carry8; -

606 int64_t carry9; -

607 -

608 carry9 = h9 + (1 << 24); h0 += (carry9 >> 25) * 19; h9 -= carry9 & kTop39Bits; -

609 carry1 = h1 + (1 << 24); h2 += carry1 >> 25; h1 -= carry1 & kTop39Bits; -

610 carry3 = h3 + (1 << 24); h4 += carry3 >> 25; h3 -= carry3 & kTop39Bits; -

611 carry5 = h5 + (1 << 24); h6 += carry5 >> 25; h5 -= carry5 & kTop39Bits; -

612 carry7 = h7 + (1 << 24); h8 += carry7 >> 25; h7 -= carry7 & kTop39Bits; -

613 -

614 carry0 = h0 + (1 << 25); h1 += carry0 >> 26; h0 -= carry0 & kTop38Bits; -

615 carry2 = h2 + (1 << 25); h3 += carry2 >> 26; h2 -= carry2 & kTop38Bits; -

616 carry4 = h4 + (1 << 25); h5 += carry4 >> 26; h4 -= carry4 & kTop38Bits; -

617 carry6 = h6 + (1 << 25); h7 += carry6 >> 26; h6 -= carry6 & kTop38Bits; -

618 carry8 = h8 + (1 << 25); h9 += carry8 >> 26; h8 -= carry8 & kTop38Bits; -

619 -

620 h[0] = (int32_t)h0; -

621 h[1] = (int32_t)h1; -

622 h[2] = (int32_t)h2; -

623 h[3] = (int32_t)h3; -

624 h[4] = (int32_t)h4; -

625 h[5] = (int32_t)h5; -

626 h[6] = (int32_t)h6; -

627 h[7] = (int32_t)h7; -

628 h[8] = (int32_t)h8; -

629 h[9] = (int32_t)h9; -

630

}

executed 10 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

631 static void fe_tobytes(uint8_t *s, const fe h) { -

632 int32_t h0 = h[0]; -

633 int32_t h1 = h[1]; -

634 int32_t h2 = h[2]; -

635 int32_t h3 = h[3]; -

636 int32_t h4 = h[4]; -

637 int32_t h5 = h[5]; -

638 int32_t h6 = h[6]; -

639 int32_t h7 = h[7]; -

640 int32_t h8 = h[8]; -

641 int32_t h9 = h[9]; -

642 int32_t q; -

643 -

644 q = (19 * h9 + (((int32_t) 1) << 24)) >> 25; -

645 q = (h0 + q) >> 26; -

646 q = (h1 + q) >> 25; -

647 q = (h2 + q) >> 26; -

648 q = (h3 + q) >> 25; -

649 q = (h4 + q) >> 26; -

650 q = (h5 + q) >> 25; -

651 q = (h6 + q) >> 26; -

652 q = (h7 + q) >> 25; -

653 q = (h8 + q) >> 26; -

654 q = (h9 + q) >> 25; -

655 -

656 -

657 h0 += 19 * q; -

658 -

659 -

660 h1 += h0 >> 26; h0 &= kBottom26Bits; -

661 h2 += h1 >> 25; h1 &= kBottom25Bits; -

662 h3 += h2 >> 26; h2 &= kBottom26Bits; -

663 h4 += h3 >> 25; h3 &= kBottom25Bits; -

664 h5 += h4 >> 26; h4 &= kBottom26Bits; -

665 h6 += h5 >> 25; h5 &= kBottom25Bits; -

666 h7 += h6 >> 26; h6 &= kBottom26Bits; -

667 h8 += h7 >> 25; h7 &= kBottom25Bits; -

668 h9 += h8 >> 26; h8 &= kBottom26Bits; -

669 h9 &= kBottom25Bits; -

670 -

671 -

672 -

673 -

674 -

675 -

676 -

677 s[0] = (uint8_t)(h0 >> 0); -

678 s[1] = (uint8_t)(h0 >> 8); -

679 s[2] = (uint8_t)(h0 >> 16); -

680 s[3] = (uint8_t)((h0 >> 24) | ((uint32_t)(h1) << 2)); -

681 s[4] = (uint8_t)(h1 >> 6); -

682 s[5] = (uint8_t)(h1 >> 14); -

683 s[6] = (uint8_t)((h1 >> 22) | ((uint32_t)(h2) << 3)); -

684 s[7] = (uint8_t)(h2 >> 5); -

685 s[8] = (uint8_t)(h2 >> 13); -

686 s[9] = (uint8_t)((h2 >> 21) | ((uint32_t)(h3) << 5)); -

687 s[10] = (uint8_t)(h3 >> 3); -

688 s[11] = (uint8_t)(h3 >> 11); -

689 s[12] = (uint8_t)((h3 >> 19) | ((uint32_t)(h4) << 6)); -

690 s[13] = (uint8_t)(h4 >> 2); -

691 s[14] = (uint8_t)(h4 >> 10); -

692 s[15] = (uint8_t)(h4 >> 18); -

693 s[16] = (uint8_t)(h5 >> 0); -

694 s[17] = (uint8_t)(h5 >> 8); -

695 s[18] = (uint8_t)(h5 >> 16); -

696 s[19] = (uint8_t)((h5 >> 24) | ((uint32_t)(h6) << 1)); -

697 s[20] = (uint8_t)(h6 >> 7); -

698 s[21] = (uint8_t)(h6 >> 15); -

699 s[22] = (uint8_t)((h6 >> 23) | ((uint32_t)(h7) << 3)); -

700 s[23] = (uint8_t)(h7 >> 5); -

701 s[24] = (uint8_t)(h7 >> 13); -

702 s[25] = (uint8_t)((h7 >> 21) | ((uint32_t)(h8) << 4)); -

703 s[26] = (uint8_t)(h8 >> 4); -

704 s[27] = (uint8_t)(h8 >> 12); -

705 s[28] = (uint8_t)((h8 >> 20) | ((uint32_t)(h9) << 6)); -

706 s[29] = (uint8_t)(h9 >> 2); -

707 s[30] = (uint8_t)(h9 >> 10); -

708 s[31] = (uint8_t)(h9 >> 18); -

709

}

executed 6366 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

6366

710 -

711 -

712 static void fe_copy(fe h, const fe f) { -

713 memmove(h, f, sizeof(int32_t) * 10); -

714

}

executed 822135 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

822135

715 -

716 -

717

static void fe_0(fe h) { memset(h, 0, sizeof(int32_t) * 10); }

executed 414160 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

414160

718 -

719 -

720 static void fe_1(fe h) { -

721 memset(h, 0, sizeof(int32_t) * 10); -

722 h[0] = 1; -

723

}

executed 815780 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

815780

724 static void fe_add(fe h, const fe f, const fe g) { -

725 unsigned i; -

726

for (i = 0; i < 10

i < 10	Description
TRUE	evaluated 16716520 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 1671652 times by 1 test Evaluated by: libcrypto.so.1.1

; i++) {

1671652-16716520

727 h[i] = f[i] + g[i]; -

728

}

executed 16716520 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

16716520

729

}

executed 1671652 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1671652

730 static void fe_sub(fe h, const fe f, const fe g) { -

731 unsigned i; -

732

for (i = 0; i < 10

i < 10	Description
TRUE	evaluated 12967580 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 1296758 times by 1 test Evaluated by: libcrypto.so.1.1

; i++) {

1296758-12967580

733 h[i] = f[i] - g[i]; -

734

}

executed 12967580 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

12967580

735

}

executed 1296758 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1296758

736 static void fe_mul(fe h, const fe f, const fe g) { -

737 int32_t f0 = f[0]; -

738 int32_t f1 = f[1]; -

739 int32_t f2 = f[2]; -

740 int32_t f3 = f[3]; -

741 int32_t f4 = f[4]; -

742 int32_t f5 = f[5]; -

743 int32_t f6 = f[6]; -

744 int32_t f7 = f[7]; -

745 int32_t f8 = f[8]; -

746 int32_t f9 = f[9]; -

747 int32_t g0 = g[0]; -

748 int32_t g1 = g[1]; -

749 int32_t g2 = g[2]; -

750 int32_t g3 = g[3]; -

751 int32_t g4 = g[4]; -

752 int32_t g5 = g[5]; -

753 int32_t g6 = g[6]; -

754 int32_t g7 = g[7]; -

755 int32_t g8 = g[8]; -

756 int32_t g9 = g[9]; -

757 int32_t g1_19 = 19 * g1; -

758 int32_t g2_19 = 19 * g2; -

759 int32_t g3_19 = 19 * g3; -

760 int32_t g4_19 = 19 * g4; -

761 int32_t g5_19 = 19 * g5; -

762 int32_t g6_19 = 19 * g6; -

763 int32_t g7_19 = 19 * g7; -

764 int32_t g8_19 = 19 * g8; -

765 int32_t g9_19 = 19 * g9; -

766 int32_t f1_2 = 2 * f1; -

767 int32_t f3_2 = 2 * f3; -

768 int32_t f5_2 = 2 * f5; -

769 int32_t f7_2 = 2 * f7; -

770 int32_t f9_2 = 2 * f9; -

771 int64_t f0g0 = f0 * (int64_t) g0; -

772 int64_t f0g1 = f0 * (int64_t) g1; -

773 int64_t f0g2 = f0 * (int64_t) g2; -

774 int64_t f0g3 = f0 * (int64_t) g3; -

775 int64_t f0g4 = f0 * (int64_t) g4; -

776 int64_t f0g5 = f0 * (int64_t) g5; -

777 int64_t f0g6 = f0 * (int64_t) g6; -

778 int64_t f0g7 = f0 * (int64_t) g7; -

779 int64_t f0g8 = f0 * (int64_t) g8; -

780 int64_t f0g9 = f0 * (int64_t) g9; -

781 int64_t f1g0 = f1 * (int64_t) g0; -

782 int64_t f1g1_2 = f1_2 * (int64_t) g1; -

783 int64_t f1g2 = f1 * (int64_t) g2; -

784 int64_t f1g3_2 = f1_2 * (int64_t) g3; -

785 int64_t f1g4 = f1 * (int64_t) g4; -

786 int64_t f1g5_2 = f1_2 * (int64_t) g5; -

787 int64_t f1g6 = f1 * (int64_t) g6; -

788 int64_t f1g7_2 = f1_2 * (int64_t) g7; -

789 int64_t f1g8 = f1 * (int64_t) g8; -

790 int64_t f1g9_38 = f1_2 * (int64_t) g9_19; -

791 int64_t f2g0 = f2 * (int64_t) g0; -

792 int64_t f2g1 = f2 * (int64_t) g1; -

793 int64_t f2g2 = f2 * (int64_t) g2; -

794 int64_t f2g3 = f2 * (int64_t) g3; -

795 int64_t f2g4 = f2 * (int64_t) g4; -

796 int64_t f2g5 = f2 * (int64_t) g5; -

797 int64_t f2g6 = f2 * (int64_t) g6; -

798 int64_t f2g7 = f2 * (int64_t) g7; -

799 int64_t f2g8_19 = f2 * (int64_t) g8_19; -

800 int64_t f2g9_19 = f2 * (int64_t) g9_19; -

801 int64_t f3g0 = f3 * (int64_t) g0; -

802 int64_t f3g1_2 = f3_2 * (int64_t) g1; -

803 int64_t f3g2 = f3 * (int64_t) g2; -

804 int64_t f3g3_2 = f3_2 * (int64_t) g3; -

805 int64_t f3g4 = f3 * (int64_t) g4; -

806 int64_t f3g5_2 = f3_2 * (int64_t) g5; -

807 int64_t f3g6 = f3 * (int64_t) g6; -

808 int64_t f3g7_38 = f3_2 * (int64_t) g7_19; -

809 int64_t f3g8_19 = f3 * (int64_t) g8_19; -

810 int64_t f3g9_38 = f3_2 * (int64_t) g9_19; -

811 int64_t f4g0 = f4 * (int64_t) g0; -

812 int64_t f4g1 = f4 * (int64_t) g1; -

813 int64_t f4g2 = f4 * (int64_t) g2; -

814 int64_t f4g3 = f4 * (int64_t) g3; -

815 int64_t f4g4 = f4 * (int64_t) g4; -

816 int64_t f4g5 = f4 * (int64_t) g5; -

817 int64_t f4g6_19 = f4 * (int64_t) g6_19; -

818 int64_t f4g7_19 = f4 * (int64_t) g7_19; -

819 int64_t f4g8_19 = f4 * (int64_t) g8_19; -

820 int64_t f4g9_19 = f4 * (int64_t) g9_19; -

821 int64_t f5g0 = f5 * (int64_t) g0; -

822 int64_t f5g1_2 = f5_2 * (int64_t) g1; -

823 int64_t f5g2 = f5 * (int64_t) g2; -

824 int64_t f5g3_2 = f5_2 * (int64_t) g3; -

825 int64_t f5g4 = f5 * (int64_t) g4; -

826 int64_t f5g5_38 = f5_2 * (int64_t) g5_19; -

827 int64_t f5g6_19 = f5 * (int64_t) g6_19; -

828 int64_t f5g7_38 = f5_2 * (int64_t) g7_19; -

829 int64_t f5g8_19 = f5 * (int64_t) g8_19; -

830 int64_t f5g9_38 = f5_2 * (int64_t) g9_19; -

831 int64_t f6g0 = f6 * (int64_t) g0; -

832 int64_t f6g1 = f6 * (int64_t) g1; -

833 int64_t f6g2 = f6 * (int64_t) g2; -

834 int64_t f6g3 = f6 * (int64_t) g3; -

835 int64_t f6g4_19 = f6 * (int64_t) g4_19; -

836 int64_t f6g5_19 = f6 * (int64_t) g5_19; -

837 int64_t f6g6_19 = f6 * (int64_t) g6_19; -

838 int64_t f6g7_19 = f6 * (int64_t) g7_19; -

839 int64_t f6g8_19 = f6 * (int64_t) g8_19; -

840 int64_t f6g9_19 = f6 * (int64_t) g9_19; -

841 int64_t f7g0 = f7 * (int64_t) g0; -

842 int64_t f7g1_2 = f7_2 * (int64_t) g1; -

843 int64_t f7g2 = f7 * (int64_t) g2; -

844 int64_t f7g3_38 = f7_2 * (int64_t) g3_19; -

845 int64_t f7g4_19 = f7 * (int64_t) g4_19; -

846 int64_t f7g5_38 = f7_2 * (int64_t) g5_19; -

847 int64_t f7g6_19 = f7 * (int64_t) g6_19; -

848 int64_t f7g7_38 = f7_2 * (int64_t) g7_19; -

849 int64_t f7g8_19 = f7 * (int64_t) g8_19; -

850 int64_t f7g9_38 = f7_2 * (int64_t) g9_19; -

851 int64_t f8g0 = f8 * (int64_t) g0; -

852 int64_t f8g1 = f8 * (int64_t) g1; -

853 int64_t f8g2_19 = f8 * (int64_t) g2_19; -

854 int64_t f8g3_19 = f8 * (int64_t) g3_19; -

855 int64_t f8g4_19 = f8 * (int64_t) g4_19; -

856 int64_t f8g5_19 = f8 * (int64_t) g5_19; -

857 int64_t f8g6_19 = f8 * (int64_t) g6_19; -

858 int64_t f8g7_19 = f8 * (int64_t) g7_19; -

859 int64_t f8g8_19 = f8 * (int64_t) g8_19; -

860 int64_t f8g9_19 = f8 * (int64_t) g9_19; -

861 int64_t f9g0 = f9 * (int64_t) g0; -

862 int64_t f9g1_38 = f9_2 * (int64_t) g1_19; -

863 int64_t f9g2_19 = f9 * (int64_t) g2_19; -

864 int64_t f9g3_38 = f9_2 * (int64_t) g3_19; -

865 int64_t f9g4_19 = f9 * (int64_t) g4_19; -

866 int64_t f9g5_38 = f9_2 * (int64_t) g5_19; -

867 int64_t f9g6_19 = f9 * (int64_t) g6_19; -

868 int64_t f9g7_38 = f9_2 * (int64_t) g7_19; -

869 int64_t f9g8_19 = f9 * (int64_t) g8_19; -

870 int64_t f9g9_38 = f9_2 * (int64_t) g9_19; -

871 int64_t h0 = f0g0+f1g9_38+f2g8_19+f3g7_38+f4g6_19+f5g5_38+f6g4_19+f7g3_38+f8g2_19+f9g1_38; -

872 int64_t h1 = f0g1+f1g0 +f2g9_19+f3g8_19+f4g7_19+f5g6_19+f6g5_19+f7g4_19+f8g3_19+f9g2_19; -

873 int64_t h2 = f0g2+f1g1_2 +f2g0 +f3g9_38+f4g8_19+f5g7_38+f6g6_19+f7g5_38+f8g4_19+f9g3_38; -

874 int64_t h3 = f0g3+f1g2 +f2g1 +f3g0 +f4g9_19+f5g8_19+f6g7_19+f7g6_19+f8g5_19+f9g4_19; -

875 int64_t h4 = f0g4+f1g3_2 +f2g2 +f3g1_2 +f4g0 +f5g9_38+f6g8_19+f7g7_38+f8g6_19+f9g5_38; -

876 int64_t h5 = f0g5+f1g4 +f2g3 +f3g2 +f4g1 +f5g0 +f6g9_19+f7g8_19+f8g7_19+f9g6_19; -

877 int64_t h6 = f0g6+f1g5_2 +f2g4 +f3g3_2 +f4g2 +f5g1_2 +f6g0 +f7g9_38+f8g8_19+f9g7_38; -

878 int64_t h7 = f0g7+f1g6 +f2g5 +f3g4 +f4g3 +f5g2 +f6g1 +f7g0 +f8g9_19+f9g8_19; -

879 int64_t h8 = f0g8+f1g7_2 +f2g6 +f3g5_2 +f4g4 +f5g3_2 +f6g2 +f7g1_2 +f8g0 +f9g9_38; -

880 int64_t h9 = f0g9+f1g8 +f2g7 +f3g6 +f4g5 +f5g4 +f6g3 +f7g2 +f8g1 +f9g0 ; -

881 int64_t carry0; -

882 int64_t carry1; -

883 int64_t carry2; -

884 int64_t carry3; -

885 int64_t carry4; -

886 int64_t carry5; -

887 int64_t carry6; -

888 int64_t carry7; -

889 int64_t carry8; -

890 int64_t carry9; -

891 -

892 -

893 -

894 -

895 -

896 -

897 carry0 = h0 + (1 << 25); h1 += carry0 >> 26; h0 -= carry0 & kTop38Bits; -

898 carry4 = h4 + (1 << 25); h5 += carry4 >> 26; h4 -= carry4 & kTop38Bits; -

899 -

900 -

901 -

902 -

903 -

904 carry1 = h1 + (1 << 24); h2 += carry1 >> 25; h1 -= carry1 & kTop39Bits; -

905 carry5 = h5 + (1 << 24); h6 += carry5 >> 25; h5 -= carry5 & kTop39Bits; -

906 -

907 -

908 -

909 -

910 -

911 carry2 = h2 + (1 << 25); h3 += carry2 >> 26; h2 -= carry2 & kTop38Bits; -

912 carry6 = h6 + (1 << 25); h7 += carry6 >> 26; h6 -= carry6 & kTop38Bits; -

913 -

914 -

915 -

916 -

917 -

918 carry3 = h3 + (1 << 24); h4 += carry3 >> 25; h3 -= carry3 & kTop39Bits; -

919 carry7 = h7 + (1 << 24); h8 += carry7 >> 25; h7 -= carry7 & kTop39Bits; -

920 -

921 -

922 -

923 -

924 -

925 carry4 = h4 + (1 << 25); h5 += carry4 >> 26; h4 -= carry4 & kTop38Bits; -

926 carry8 = h8 + (1 << 25); h9 += carry8 >> 26; h8 -= carry8 & kTop38Bits; -

927 -

928 -

929 -

930 -

931 -

932 carry9 = h9 + (1 << 24); h0 += (carry9 >> 25) * 19; h9 -= carry9 & kTop39Bits; -

933 -

934 -

935 -

936 carry0 = h0 + (1 << 25); h1 += carry0 >> 26; h0 -= carry0 & kTop38Bits; -

937 -

938 -

939 -

940 h[0] = (int32_t)h0; -

941 h[1] = (int32_t)h1; -

942 h[2] = (int32_t)h2; -

943 h[3] = (int32_t)h3; -

944 h[4] = (int32_t)h4; -

945 h[5] = (int32_t)h5; -

946 h[6] = (int32_t)h6; -

947 h[7] = (int32_t)h7; -

948 h[8] = (int32_t)h8; -

949 h[9] = (int32_t)h9; -

950

}

executed 2983050 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2983050

951 static void fe_sq(fe h, const fe f) { -

952 int32_t f0 = f[0]; -

953 int32_t f1 = f[1]; -

954 int32_t f2 = f[2]; -

955 int32_t f3 = f[3]; -

956 int32_t f4 = f[4]; -

957 int32_t f5 = f[5]; -

958 int32_t f6 = f[6]; -

959 int32_t f7 = f[7]; -

960 int32_t f8 = f[8]; -

961 int32_t f9 = f[9]; -

962 int32_t f0_2 = 2 * f0; -

963 int32_t f1_2 = 2 * f1; -

964 int32_t f2_2 = 2 * f2; -

965 int32_t f3_2 = 2 * f3; -

966 int32_t f4_2 = 2 * f4; -

967 int32_t f5_2 = 2 * f5; -

968 int32_t f6_2 = 2 * f6; -

969 int32_t f7_2 = 2 * f7; -

970 int32_t f5_38 = 38 * f5; -

971 int32_t f6_19 = 19 * f6; -

972 int32_t f7_38 = 38 * f7; -

973 int32_t f8_19 = 19 * f8; -

974 int32_t f9_38 = 38 * f9; -

975 int64_t f0f0 = f0 * (int64_t) f0; -

976 int64_t f0f1_2 = f0_2 * (int64_t) f1; -

977 int64_t f0f2_2 = f0_2 * (int64_t) f2; -

978 int64_t f0f3_2 = f0_2 * (int64_t) f3; -

979 int64_t f0f4_2 = f0_2 * (int64_t) f4; -

980 int64_t f0f5_2 = f0_2 * (int64_t) f5; -

981 int64_t f0f6_2 = f0_2 * (int64_t) f6; -

982 int64_t f0f7_2 = f0_2 * (int64_t) f7; -

983 int64_t f0f8_2 = f0_2 * (int64_t) f8; -

984 int64_t f0f9_2 = f0_2 * (int64_t) f9; -

985 int64_t f1f1_2 = f1_2 * (int64_t) f1; -

986 int64_t f1f2_2 = f1_2 * (int64_t) f2; -

987 int64_t f1f3_4 = f1_2 * (int64_t) f3_2; -

988 int64_t f1f4_2 = f1_2 * (int64_t) f4; -

989 int64_t f1f5_4 = f1_2 * (int64_t) f5_2; -

990 int64_t f1f6_2 = f1_2 * (int64_t) f6; -

991 int64_t f1f7_4 = f1_2 * (int64_t) f7_2; -

992 int64_t f1f8_2 = f1_2 * (int64_t) f8; -

993 int64_t f1f9_76 = f1_2 * (int64_t) f9_38; -

994 int64_t f2f2 = f2 * (int64_t) f2; -

995 int64_t f2f3_2 = f2_2 * (int64_t) f3; -

996 int64_t f2f4_2 = f2_2 * (int64_t) f4; -

997 int64_t f2f5_2 = f2_2 * (int64_t) f5; -

998 int64_t f2f6_2 = f2_2 * (int64_t) f6; -

999 int64_t f2f7_2 = f2_2 * (int64_t) f7; -

1000 int64_t f2f8_38 = f2_2 * (int64_t) f8_19; -

1001 int64_t f2f9_38 = f2 * (int64_t) f9_38; -

1002 int64_t f3f3_2 = f3_2 * (int64_t) f3; -

1003 int64_t f3f4_2 = f3_2 * (int64_t) f4; -

1004 int64_t f3f5_4 = f3_2 * (int64_t) f5_2; -

1005 int64_t f3f6_2 = f3_2 * (int64_t) f6; -

1006 int64_t f3f7_76 = f3_2 * (int64_t) f7_38; -

1007 int64_t f3f8_38 = f3_2 * (int64_t) f8_19; -

1008 int64_t f3f9_76 = f3_2 * (int64_t) f9_38; -

1009 int64_t f4f4 = f4 * (int64_t) f4; -

1010 int64_t f4f5_2 = f4_2 * (int64_t) f5; -

1011 int64_t f4f6_38 = f4_2 * (int64_t) f6_19; -

1012 int64_t f4f7_38 = f4 * (int64_t) f7_38; -

1013 int64_t f4f8_38 = f4_2 * (int64_t) f8_19; -

1014 int64_t f4f9_38 = f4 * (int64_t) f9_38; -

1015 int64_t f5f5_38 = f5 * (int64_t) f5_38; -

1016 int64_t f5f6_38 = f5_2 * (int64_t) f6_19; -

1017 int64_t f5f7_76 = f5_2 * (int64_t) f7_38; -

1018 int64_t f5f8_38 = f5_2 * (int64_t) f8_19; -

1019 int64_t f5f9_76 = f5_2 * (int64_t) f9_38; -

1020 int64_t f6f6_19 = f6 * (int64_t) f6_19; -

1021 int64_t f6f7_38 = f6 * (int64_t) f7_38; -

1022 int64_t f6f8_38 = f6_2 * (int64_t) f8_19; -

1023 int64_t f6f9_38 = f6 * (int64_t) f9_38; -

1024 int64_t f7f7_38 = f7 * (int64_t) f7_38; -

1025 int64_t f7f8_38 = f7_2 * (int64_t) f8_19; -

1026 int64_t f7f9_76 = f7_2 * (int64_t) f9_38; -

1027 int64_t f8f8_19 = f8 * (int64_t) f8_19; -

1028 int64_t f8f9_38 = f8 * (int64_t) f9_38; -

1029 int64_t f9f9_38 = f9 * (int64_t) f9_38; -

1030 int64_t h0 = f0f0 +f1f9_76+f2f8_38+f3f7_76+f4f6_38+f5f5_38; -

1031 int64_t h1 = f0f1_2+f2f9_38+f3f8_38+f4f7_38+f5f6_38; -

1032 int64_t h2 = f0f2_2+f1f1_2 +f3f9_76+f4f8_38+f5f7_76+f6f6_19; -

1033 int64_t h3 = f0f3_2+f1f2_2 +f4f9_38+f5f8_38+f6f7_38; -

1034 int64_t h4 = f0f4_2+f1f3_4 +f2f2 +f5f9_76+f6f8_38+f7f7_38; -

1035 int64_t h5 = f0f5_2+f1f4_2 +f2f3_2 +f6f9_38+f7f8_38; -

1036 int64_t h6 = f0f6_2+f1f5_4 +f2f4_2 +f3f3_2 +f7f9_76+f8f8_19; -

1037 int64_t h7 = f0f7_2+f1f6_2 +f2f5_2 +f3f4_2 +f8f9_38; -

1038 int64_t h8 = f0f8_2+f1f7_4 +f2f6_2 +f3f5_4 +f4f4 +f9f9_38; -

1039 int64_t h9 = f0f9_2+f1f8_2 +f2f7_2 +f3f6_2 +f4f5_2; -

1040 int64_t carry0; -

1041 int64_t carry1; -

1042 int64_t carry2; -

1043 int64_t carry3; -

1044 int64_t carry4; -

1045 int64_t carry5; -

1046 int64_t carry6; -

1047 int64_t carry7; -

1048 int64_t carry8; -

1049 int64_t carry9; -

1050 -

1051 carry0 = h0 + (1 << 25); h1 += carry0 >> 26; h0 -= carry0 & kTop38Bits; -

1052 carry4 = h4 + (1 << 25); h5 += carry4 >> 26; h4 -= carry4 & kTop38Bits; -

1053 -

1054 carry1 = h1 + (1 << 24); h2 += carry1 >> 25; h1 -= carry1 & kTop39Bits; -

1055 carry5 = h5 + (1 << 24); h6 += carry5 >> 25; h5 -= carry5 & kTop39Bits; -

1056 -

1057 carry2 = h2 + (1 << 25); h3 += carry2 >> 26; h2 -= carry2 & kTop38Bits; -

1058 carry6 = h6 + (1 << 25); h7 += carry6 >> 26; h6 -= carry6 & kTop38Bits; -

1059 -

1060 carry3 = h3 + (1 << 24); h4 += carry3 >> 25; h3 -= carry3 & kTop39Bits; -

1061 carry7 = h7 + (1 << 24); h8 += carry7 >> 25; h7 -= carry7 & kTop39Bits; -

1062 -

1063 carry4 = h4 + (1 << 25); h5 += carry4 >> 26; h4 -= carry4 & kTop38Bits; -

1064 carry8 = h8 + (1 << 25); h9 += carry8 >> 26; h8 -= carry8 & kTop38Bits; -

1065 -

1066 carry9 = h9 + (1 << 24); h0 += (carry9 >> 25) * 19; h9 -= carry9 & kTop39Bits; -

1067 -

1068 carry0 = h0 + (1 << 25); h1 += carry0 >> 26; h0 -= carry0 & kTop38Bits; -

1069 -

1070 h[0] = (int32_t)h0; -

1071 h[1] = (int32_t)h1; -

1072 h[2] = (int32_t)h2; -

1073 h[3] = (int32_t)h3; -

1074 h[4] = (int32_t)h4; -

1075 h[5] = (int32_t)h5; -

1076 h[6] = (int32_t)h6; -

1077 h[7] = (int32_t)h7; -

1078 h[8] = (int32_t)h8; -

1079 h[9] = (int32_t)h9; -

1080

}

executed 1681806 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1681806

1081 -

1082 static void fe_invert(fe out, const fe z) { -

1083 fe t0; -

1084 fe t1; -

1085 fe t2; -

1086 fe t3; -

1087 int i; -

1088 -

1089 -

1090 -

1091 -

1092 -

1093 -

1094 -

1095 fe_sq(t0, z); -

1096 -

1097 -

1098 fe_sq(t1, t0); -

1099 fe_sq(t1, t1); -

1100 -

1101 -

1102 fe_mul(t1, z, t1); -

1103 -

1104 fe_mul(t0, t0, t1); -

1105 -

1106 -

1107 fe_sq(t2, t0); -

1108 -

1109 -

1110 fe_mul(t1, t1, t2); -

1111 -

1112 -

1113 fe_sq(t2, t1); -

1114

for (i = 1; i < 5

i < 5	Description
TRUE	evaluated 25140 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6285 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6285-25140

1115 fe_sq(t2, t2); -

1116

}

executed 25140 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

25140

1117 -

1118 -

1119 fe_mul(t1, t2, t1); -

1120 -

1121 -

1122 -

1123 -

1124 fe_sq(t2, t1); -

1125

for (i = 1; i < 10

i < 10	Description
TRUE	evaluated 56565 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6285 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6285-56565

1126 fe_sq(t2, t2); -

1127

}

executed 56565 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

56565

1128 fe_mul(t2, t2, t1); -

1129 -

1130 -

1131 fe_sq(t3, t2); -

1132

for (i = 1; i < 20

i < 20	Description
TRUE	evaluated 119415 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6285 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6285-119415

1133 fe_sq(t3, t3); -

1134

}

executed 119415 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

119415

1135 fe_mul(t2, t3, t2); -

1136 -

1137 -

1138

for (i = 0; i < 10

i < 10	Description
TRUE	evaluated 62850 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6285 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6285-62850

1139 fe_sq(t2, t2); -

1140

}

executed 62850 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

62850

1141 -

1142 fe_mul(t1, t2, t1); -

1143 -

1144 -

1145 fe_sq(t2, t1); -

1146

for (i = 1; i < 50

i < 50	Description
TRUE	evaluated 307965 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6285 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6285-307965

1147 fe_sq(t2, t2); -

1148

}

executed 307965 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

307965

1149 fe_mul(t2, t2, t1); -

1150 -

1151 -

1152 fe_sq(t3, t2); -

1153

for (i = 1; i < 100

i < 100	Description
TRUE	evaluated 622215 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6285 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6285-622215

1154 fe_sq(t3, t3); -

1155

}

executed 622215 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

622215

1156 fe_mul(t2, t3, t2); -

1157 -

1158 -

1159 fe_sq(t2, t2); -

1160

for (i = 1; i < 50

i < 50	Description
TRUE	evaluated 307965 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6285 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6285-307965

1161 fe_sq(t2, t2); -

1162

}

executed 307965 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

307965

1163 -

1164 -

1165 fe_mul(t1, t2, t1); -

1166 -

1167 -

1168 fe_sq(t1, t1); -

1169

for (i = 1; i < 5

i < 5	Description
TRUE	evaluated 25140 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6285 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6285-25140

1170 fe_sq(t1, t1); -

1171

}

executed 25140 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

25140

1172 -

1173 -

1174 fe_mul(out, t1, t0); -

1175

}

executed 6285 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

6285

1176 static void fe_neg(fe h, const fe f) { -

1177 unsigned i; -

1178

for (i = 0; i < 10

i < 10	Description
TRUE	evaluated 4016270 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 401627 times by 1 test Evaluated by: libcrypto.so.1.1

; i++) {

401627-4016270

1179 h[i] = -f[i]; -

1180

}

executed 4016270 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

4016270

1181

}

executed 401627 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

401627

1182 -

1183 -

1184 -

1185 -

1186 -

1187 static void fe_cmov(fe f, const fe g, unsigned b) { -

1188 size_t i; -

1189 b = 0-b; -

1190

for (i = 0; i < 10

i < 10	Description
TRUE	evaluated 108432000 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10843200 times by 1 test Evaluated by: libcrypto.so.1.1

; i++) {

10843200-108432000

1191 int32_t x = f[i] ^ g[i]; -

1192 x &= b; -

1193 f[i] ^= x; -

1194

}

executed 108432000 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

108432000

1195

}

executed 10843200 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

10843200

1196 -

1197 -

1198 -

1199 -

1200 -

1201 -

1202 static int fe_isnonzero(const fe f) { -

1203 uint8_t s[32]; -

1204 static const uint8_t zero[32] = {0}; -

1205 fe_tobytes(s, f); -

1206 -

1207

return

executed 15 times by 1 test: return CRYPTO_memcmp(s, zero, sizeof(zero)) != 0;

Executed by:

libcrypto.so.1.1

CRYPTO_memcmp(s, zero, sizeof(zero)) != 0;

executed 15 times by 1 test: return CRYPTO_memcmp(s, zero, sizeof(zero)) != 0;

Executed by:

libcrypto.so.1.1

1208 } -

1209 -

1210 -

1211 -

1212 -

1213 -

1214 -

1215 static int fe_isnegative(const fe f) { -

1216 uint8_t s[32]; -

1217 fe_tobytes(s, f); -

1218

return

executed 66 times by 1 test: return s[0] & 1;

Executed by:

libcrypto.so.1.1

s[0] & 1;

executed 66 times by 1 test: return s[0] & 1;

Executed by:

libcrypto.so.1.1

1219 } -

1220 static void fe_sq2(fe h, const fe f) { -

1221 int32_t f0 = f[0]; -

1222 int32_t f1 = f[1]; -

1223 int32_t f2 = f[2]; -

1224 int32_t f3 = f[3]; -

1225 int32_t f4 = f[4]; -

1226 int32_t f5 = f[5]; -

1227 int32_t f6 = f[6]; -

1228 int32_t f7 = f[7]; -

1229 int32_t f8 = f[8]; -

1230 int32_t f9 = f[9]; -

1231 int32_t f0_2 = 2 * f0; -

1232 int32_t f1_2 = 2 * f1; -

1233 int32_t f2_2 = 2 * f2; -

1234 int32_t f3_2 = 2 * f3; -

1235 int32_t f4_2 = 2 * f4; -

1236 int32_t f5_2 = 2 * f5; -

1237 int32_t f6_2 = 2 * f6; -

1238 int32_t f7_2 = 2 * f7; -

1239 int32_t f5_38 = 38 * f5; -

1240 int32_t f6_19 = 19 * f6; -

1241 int32_t f7_38 = 38 * f7; -

1242 int32_t f8_19 = 19 * f8; -

1243 int32_t f9_38 = 38 * f9; -

1244 int64_t f0f0 = f0 * (int64_t) f0; -

1245 int64_t f0f1_2 = f0_2 * (int64_t) f1; -

1246 int64_t f0f2_2 = f0_2 * (int64_t) f2; -

1247 int64_t f0f3_2 = f0_2 * (int64_t) f3; -

1248 int64_t f0f4_2 = f0_2 * (int64_t) f4; -

1249 int64_t f0f5_2 = f0_2 * (int64_t) f5; -

1250 int64_t f0f6_2 = f0_2 * (int64_t) f6; -

1251 int64_t f0f7_2 = f0_2 * (int64_t) f7; -

1252 int64_t f0f8_2 = f0_2 * (int64_t) f8; -

1253 int64_t f0f9_2 = f0_2 * (int64_t) f9; -

1254 int64_t f1f1_2 = f1_2 * (int64_t) f1; -

1255 int64_t f1f2_2 = f1_2 * (int64_t) f2; -

1256 int64_t f1f3_4 = f1_2 * (int64_t) f3_2; -

1257 int64_t f1f4_2 = f1_2 * (int64_t) f4; -

1258 int64_t f1f5_4 = f1_2 * (int64_t) f5_2; -

1259 int64_t f1f6_2 = f1_2 * (int64_t) f6; -

1260 int64_t f1f7_4 = f1_2 * (int64_t) f7_2; -

1261 int64_t f1f8_2 = f1_2 * (int64_t) f8; -

1262 int64_t f1f9_76 = f1_2 * (int64_t) f9_38; -

1263 int64_t f2f2 = f2 * (int64_t) f2; -

1264 int64_t f2f3_2 = f2_2 * (int64_t) f3; -

1265 int64_t f2f4_2 = f2_2 * (int64_t) f4; -

1266 int64_t f2f5_2 = f2_2 * (int64_t) f5; -

1267 int64_t f2f6_2 = f2_2 * (int64_t) f6; -

1268 int64_t f2f7_2 = f2_2 * (int64_t) f7; -

1269 int64_t f2f8_38 = f2_2 * (int64_t) f8_19; -

1270 int64_t f2f9_38 = f2 * (int64_t) f9_38; -

1271 int64_t f3f3_2 = f3_2 * (int64_t) f3; -

1272 int64_t f3f4_2 = f3_2 * (int64_t) f4; -

1273 int64_t f3f5_4 = f3_2 * (int64_t) f5_2; -

1274 int64_t f3f6_2 = f3_2 * (int64_t) f6; -

1275 int64_t f3f7_76 = f3_2 * (int64_t) f7_38; -

1276 int64_t f3f8_38 = f3_2 * (int64_t) f8_19; -

1277 int64_t f3f9_76 = f3_2 * (int64_t) f9_38; -

1278 int64_t f4f4 = f4 * (int64_t) f4; -

1279 int64_t f4f5_2 = f4_2 * (int64_t) f5; -

1280 int64_t f4f6_38 = f4_2 * (int64_t) f6_19; -

1281 int64_t f4f7_38 = f4 * (int64_t) f7_38; -

1282 int64_t f4f8_38 = f4_2 * (int64_t) f8_19; -

1283 int64_t f4f9_38 = f4 * (int64_t) f9_38; -

1284 int64_t f5f5_38 = f5 * (int64_t) f5_38; -

1285 int64_t f5f6_38 = f5_2 * (int64_t) f6_19; -

1286 int64_t f5f7_76 = f5_2 * (int64_t) f7_38; -

1287 int64_t f5f8_38 = f5_2 * (int64_t) f8_19; -

1288 int64_t f5f9_76 = f5_2 * (int64_t) f9_38; -

1289 int64_t f6f6_19 = f6 * (int64_t) f6_19; -

1290 int64_t f6f7_38 = f6 * (int64_t) f7_38; -

1291 int64_t f6f8_38 = f6_2 * (int64_t) f8_19; -

1292 int64_t f6f9_38 = f6 * (int64_t) f9_38; -

1293 int64_t f7f7_38 = f7 * (int64_t) f7_38; -

1294 int64_t f7f8_38 = f7_2 * (int64_t) f8_19; -

1295 int64_t f7f9_76 = f7_2 * (int64_t) f9_38; -

1296 int64_t f8f8_19 = f8 * (int64_t) f8_19; -

1297 int64_t f8f9_38 = f8 * (int64_t) f9_38; -

1298 int64_t f9f9_38 = f9 * (int64_t) f9_38; -

1299 int64_t h0 = f0f0 +f1f9_76+f2f8_38+f3f7_76+f4f6_38+f5f5_38; -

1300 int64_t h1 = f0f1_2+f2f9_38+f3f8_38+f4f7_38+f5f6_38; -

1301 int64_t h2 = f0f2_2+f1f1_2 +f3f9_76+f4f8_38+f5f7_76+f6f6_19; -

1302 int64_t h3 = f0f3_2+f1f2_2 +f4f9_38+f5f8_38+f6f7_38; -

1303 int64_t h4 = f0f4_2+f1f3_4 +f2f2 +f5f9_76+f6f8_38+f7f7_38; -

1304 int64_t h5 = f0f5_2+f1f4_2 +f2f3_2 +f6f9_38+f7f8_38; -

1305 int64_t h6 = f0f6_2+f1f5_4 +f2f4_2 +f3f3_2 +f7f9_76+f8f8_19; -

1306 int64_t h7 = f0f7_2+f1f6_2 +f2f5_2 +f3f4_2 +f8f9_38; -

1307 int64_t h8 = f0f8_2+f1f7_4 +f2f6_2 +f3f5_4 +f4f4 +f9f9_38; -

1308 int64_t h9 = f0f9_2+f1f8_2 +f2f7_2 +f3f6_2 +f4f5_2; -

1309 int64_t carry0; -

1310 int64_t carry1; -

1311 int64_t carry2; -

1312 int64_t carry3; -

1313 int64_t carry4; -

1314 int64_t carry5; -

1315 int64_t carry6; -

1316 int64_t carry7; -

1317 int64_t carry8; -

1318 int64_t carry9; -

1319 -

1320 h0 += h0; -

1321 h1 += h1; -

1322 h2 += h2; -

1323 h3 += h3; -

1324 h4 += h4; -

1325 h5 += h5; -

1326 h6 += h6; -

1327 h7 += h7; -

1328 h8 += h8; -

1329 h9 += h9; -

1330 -

1331 carry0 = h0 + (1 << 25); h1 += carry0 >> 26; h0 -= carry0 & kTop38Bits; -

1332 carry4 = h4 + (1 << 25); h5 += carry4 >> 26; h4 -= carry4 & kTop38Bits; -

1333 -

1334 carry1 = h1 + (1 << 24); h2 += carry1 >> 25; h1 -= carry1 & kTop39Bits; -

1335 carry5 = h5 + (1 << 24); h6 += carry5 >> 25; h5 -= carry5 & kTop39Bits; -

1336 -

1337 carry2 = h2 + (1 << 25); h3 += carry2 >> 26; h2 -= carry2 & kTop38Bits; -

1338 carry6 = h6 + (1 << 25); h7 += carry6 >> 26; h6 -= carry6 & kTop38Bits; -

1339 -

1340 carry3 = h3 + (1 << 24); h4 += carry3 >> 25; h3 -= carry3 & kTop39Bits; -

1341 carry7 = h7 + (1 << 24); h8 += carry7 >> 25; h7 -= carry7 & kTop39Bits; -

1342 -

1343 carry4 = h4 + (1 << 25); h5 += carry4 >> 26; h4 -= carry4 & kTop38Bits; -

1344 carry8 = h8 + (1 << 25); h9 += carry8 >> 26; h8 -= carry8 & kTop38Bits; -

1345 -

1346 carry9 = h9 + (1 << 24); h0 += (carry9 >> 25) * 19; h9 -= carry9 & kTop39Bits; -

1347 -

1348 carry0 = h0 + (1 << 25); h1 += carry0 >> 26; h0 -= carry0 & kTop38Bits; -

1349 -

1350 h[0] = (int32_t)h0; -

1351 h[1] = (int32_t)h1; -

1352 h[2] = (int32_t)h2; -

1353 h[3] = (int32_t)h3; -

1354 h[4] = (int32_t)h4; -

1355 h[5] = (int32_t)h5; -

1356 h[6] = (int32_t)h6; -

1357 h[7] = (int32_t)h7; -

1358 h[8] = (int32_t)h8; -

1359 h[9] = (int32_t)h9; -

1360

}

executed 27622 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

27622

1361 -

1362 static void fe_pow22523(fe out, const fe z) { -

1363 fe t0; -

1364 fe t1; -

1365 fe t2; -

1366 int i; -

1367 -

1368 fe_sq(t0, z); -

1369 fe_sq(t1, t0); -

1370

for (i = 1; i < 2

i < 2	Description
TRUE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

1371 fe_sq(t1, t1); -

1372

}

executed 10 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1373 fe_mul(t1, z, t1); -

1374 fe_mul(t0, t0, t1); -

1375 fe_sq(t0, t0); -

1376 fe_mul(t0, t1, t0); -

1377 fe_sq(t1, t0); -

1378

for (i = 1; i < 5

i < 5	Description
TRUE	evaluated 40 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

10-40

1379 fe_sq(t1, t1); -

1380

}

executed 40 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1381 fe_mul(t0, t1, t0); -

1382 fe_sq(t1, t0); -

1383

for (i = 1; i < 10

i < 10	Description
TRUE	evaluated 90 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

10-90

1384 fe_sq(t1, t1); -

1385

}

executed 90 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1386 fe_mul(t1, t1, t0); -

1387 fe_sq(t2, t1); -

1388

for (i = 1; i < 20

i < 20	Description
TRUE	evaluated 190 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

10-190

1389 fe_sq(t2, t2); -

1390

}

executed 190 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

190

1391 fe_mul(t1, t2, t1); -

1392 fe_sq(t1, t1); -

1393

for (i = 1; i < 10

i < 10	Description
TRUE	evaluated 90 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

10-90

1394 fe_sq(t1, t1); -

1395

}

executed 90 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1396 fe_mul(t0, t1, t0); -

1397 fe_sq(t1, t0); -

1398

for (i = 1; i < 50

i < 50	Description
TRUE	evaluated 490 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

10-490

1399 fe_sq(t1, t1); -

1400

}

executed 490 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

490

1401 fe_mul(t1, t1, t0); -

1402 fe_sq(t2, t1); -

1403

for (i = 1; i < 100

i < 100	Description
TRUE	evaluated 990 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

10-990

1404 fe_sq(t2, t2); -

1405

}

executed 990 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

990

1406 fe_mul(t1, t2, t1); -

1407 fe_sq(t1, t1); -

1408

for (i = 1; i < 50

i < 50	Description
TRUE	evaluated 490 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

10-490

1409 fe_sq(t1, t1); -

1410

}

executed 490 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

490

1411 fe_mul(t0, t1, t0); -

1412 fe_sq(t0, t0); -

1413

for (i = 1; i < 2

i < 2	Description
TRUE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

1414 fe_sq(t0, t0); -

1415

}

executed 10 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1416 fe_mul(out, t0, z); -

1417

}

executed 10 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1418 typedef struct { -

1419 fe X; -

1420 fe Y; -

1421 fe Z; -

1422 } ge_p2; -

1423 -

1424 typedef struct { -

1425 fe X; -

1426 fe Y; -

1427 fe Z; -

1428 fe T; -

1429 } ge_p3; -

1430 -

1431 typedef struct { -

1432 fe X; -

1433 fe Y; -

1434 fe Z; -

1435 fe T; -

1436 } ge_p1p1; -

1437 -

1438 typedef struct { -

1439 fe yplusx; -

1440 fe yminusx; -

1441 fe xy2d; -

1442 } ge_precomp; -

1443 -

1444 typedef struct { -

1445 fe YplusX; -

1446 fe YminusX; -

1447 fe Z; -

1448 fe T2d; -

1449 } ge_cached; -

1450 -

1451 static void ge_tobytes(uint8_t *s, const ge_p2 *h) { -

1452 fe recip; -

1453 fe x; -

1454 fe y; -

1455 -

1456 fe_invert(recip, h->Z); -

1457 fe_mul(x, h->X, recip); -

1458 fe_mul(y, h->Y, recip); -

1459 fe_tobytes(s, y); -

1460 s[31] ^= fe_isnegative(x) << 7; -

1461

}

executed 10 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1462 -

1463 static void ge_p3_tobytes(uint8_t *s, const ge_p3 *h) { -

1464 fe recip; -

1465 fe x; -

1466 fe y; -

1467 -

1468 fe_invert(recip, h->Z); -

1469 fe_mul(x, h->X, recip); -

1470 fe_mul(y, h->Y, recip); -

1471 fe_tobytes(s, y); -

1472 s[31] ^= fe_isnegative(x) << 7; -

1473

}

executed 46 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1474 -

1475 static const fe d = {-10913610, 13857413, -15372611, 6949391, 114729, -

1476 -8787816, -6275908, -3247719, -18696448, -12055116}; -

1477 -

1478 static const fe sqrtm1 = {-32595792, -7943725, 9377950, 3500415, 12389472, -

1479 -272473, -25146209, -2005654, 326686, 11406482}; -

1480 -

1481 static int ge_frombytes_vartime(ge_p3 *h, const uint8_t *s) { -

1482 fe u; -

1483 fe v; -

1484 fe v3; -

1485 fe vxx; -

1486 fe check; -

1487 -

1488 fe_frombytes(h->Y, s); -

1489 fe_1(h->Z); -

1490 fe_sq(u, h->Y); -

1491 fe_mul(v, u, d); -

1492 fe_sub(u, u, h->Z); -

1493 fe_add(v, v, h->Z); -

1494 -

1495 fe_sq(v3, v); -

1496 fe_mul(v3, v3, v); -

1497 fe_sq(h->X, v3); -

1498 fe_mul(h->X, h->X, v); -

1499 fe_mul(h->X, h->X, u); -

1500 -

1501 fe_pow22523(h->X, h->X); -

1502 fe_mul(h->X, h->X, v3); -

1503 fe_mul(h->X, h->X, u); -

1504 -

1505 fe_sq(vxx, h->X); -

1506 fe_mul(vxx, vxx, v); -

1507 fe_sub(check, vxx, u); -

1508

if (fe_isnonzero(check)

fe_isnonzero(check)	Description
TRUE	evaluated 5 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 5 times by 1 test Evaluated by: libcrypto.so.1.1

) {

1509 fe_add(check, vxx, u); -

1510

if (fe_isnonzero(check)

fe_isnonzero(check)	Description
TRUE	never evaluated
FALSE	evaluated 5 times by 1 test Evaluated by: libcrypto.so.1.1

) {

0-5

1511

return

never executed: return -1;

-1;

never executed: return -1;

1512 } -

1513 fe_mul(h->X, h->X, sqrtm1); -

1514

}

executed 5 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1515 -

1516

if (fe_isnegative(h->X) != (s[31] >> 7)

fe_isnegative(...= (s[31] >> 7)	Description
TRUE	evaluated 7 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 3 times by 1 test Evaluated by: libcrypto.so.1.1

) {

3-7

1517 fe_neg(h->X, h->X); -

1518

}

executed 7 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1519 -

1520 fe_mul(h->T, h->X, h->Y); -

1521

return

executed 10 times by 1 test: return 0;

Executed by:

libcrypto.so.1.1

executed 10 times by 1 test: return 0;

Executed by:

libcrypto.so.1.1

1522 } -

1523 -

1524 static void ge_p2_0(ge_p2 *h) { -

1525 fe_0(h->X); -

1526 fe_1(h->Y); -

1527 fe_1(h->Z); -

1528

}

executed 10 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1529 -

1530 static void ge_p3_0(ge_p3 *h) { -

1531 fe_0(h->X); -

1532 fe_1(h->Y); -

1533 fe_1(h->Z); -

1534 fe_0(h->T); -

1535

}

executed 6275 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

6275

1536 -

1537 static void ge_precomp_0(ge_precomp *h) { -

1538 fe_1(h->yplusx); -

1539 fe_1(h->yminusx); -

1540 fe_0(h->xy2d); -

1541

}

executed 401600 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

401600

1542 -

1543 -

1544 static void ge_p3_to_p2(ge_p2 *r, const ge_p3 *p) { -

1545 fe_copy(r->X, p->X); -

1546 fe_copy(r->Y, p->Y); -

1547 fe_copy(r->Z, p->Z); -

1548

}

executed 6285 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

6285

1549 -

1550 static const fe d2 = {-21827239, -5839606, -30745221, 13898782, 229458, -

1551 15978800, -12551817, -6495438, 29715968, 9444199}; -

1552 -

1553 -

1554 static void ge_p3_to_cached(ge_cached *r, const ge_p3 *p) { -

1555 fe_add(r->YplusX, p->Y, p->X); -

1556 fe_sub(r->YminusX, p->Y, p->X); -

1557 fe_copy(r->Z, p->Z); -

1558 fe_mul(r->T2d, p->T, d2); -

1559

}

executed 80 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1560 -

1561 -

1562 static void ge_p1p1_to_p2(ge_p2 *r, const ge_p1p1 *p) { -

1563 fe_mul(r->X, p->X, p->T); -

1564 fe_mul(r->Y, p->Y, p->Z); -

1565 fe_mul(r->Z, p->Z, p->T); -

1566

}

executed 21337 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

21337

1567 -

1568 -

1569 static void ge_p1p1_to_p3(ge_p3 *r, const ge_p1p1 *p) { -

1570 fe_mul(r->X, p->X, p->T); -

1571 fe_mul(r->Y, p->Y, p->Z); -

1572 fe_mul(r->Z, p->Z, p->T); -

1573 fe_mul(r->T, p->X, p->Y); -

1574

}

executed 408806 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

408806

1575 -

1576 -

1577 static void ge_p2_dbl(ge_p1p1 *r, const ge_p2 *p) { -

1578 fe t0; -

1579 -

1580 fe_sq(r->X, p->X); -

1581 fe_sq(r->Z, p->Y); -

1582 fe_sq2(r->T, p->Z); -

1583 fe_add(r->Y, p->X, p->Y); -

1584 fe_sq(t0, r->Y); -

1585 fe_add(r->Y, r->Z, r->X); -

1586 fe_sub(r->Z, r->Z, r->X); -

1587 fe_sub(r->X, t0, r->Y); -

1588 fe_sub(r->T, r->T, r->Z); -

1589

}

executed 27622 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

27622

1590 -

1591 -

1592 static void ge_p3_dbl(ge_p1p1 *r, const ge_p3 *p) { -

1593 ge_p2 q; -

1594 ge_p3_to_p2(&q, p); -

1595 ge_p2_dbl(r, &q); -

1596

}

executed 6285 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

6285

1597 -

1598 -

1599 static void ge_madd(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q) { -

1600 fe t0; -

1601 -

1602 fe_add(r->X, p->Y, p->X); -

1603 fe_sub(r->Y, p->Y, p->X); -

1604 fe_mul(r->Z, r->X, q->yplusx); -

1605 fe_mul(r->Y, r->Y, q->yminusx); -

1606 fe_mul(r->T, q->xy2d, p->T); -

1607 fe_add(t0, p->Z, p->Z); -

1608 fe_sub(r->X, r->Z, r->Y); -

1609 fe_add(r->Y, r->Z, r->Y); -

1610 fe_add(r->Z, t0, r->T); -

1611 fe_sub(r->T, t0, r->T); -

1612

}

executed 401834 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

401834

1613 -

1614 -

1615 static void ge_msub(ge_p1p1 *r, const ge_p3 *p, const ge_precomp *q) { -

1616 fe t0; -

1617 -

1618 fe_add(r->X, p->Y, p->X); -

1619 fe_sub(r->Y, p->Y, p->X); -

1620 fe_mul(r->Z, r->X, q->yminusx); -

1621 fe_mul(r->Y, r->Y, q->yplusx); -

1622 fe_mul(r->T, q->xy2d, p->T); -

1623 fe_add(t0, p->Z, p->Z); -

1624 fe_sub(r->X, r->Z, r->Y); -

1625 fe_add(r->Y, r->Z, r->Y); -

1626 fe_sub(r->Z, t0, r->T); -

1627 fe_add(r->T, t0, r->T); -

1628

}

executed 186 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

186

1629 -

1630 -

1631 static void ge_add(ge_p1p1 *r, const ge_p3 *p, const ge_cached *q) { -

1632 fe t0; -

1633 -

1634 fe_add(r->X, p->Y, p->X); -

1635 fe_sub(r->Y, p->Y, p->X); -

1636 fe_mul(r->Z, r->X, q->YplusX); -

1637 fe_mul(r->Y, r->Y, q->YminusX); -

1638 fe_mul(r->T, q->T2d, p->T); -

1639 fe_mul(r->X, p->Z, q->Z); -

1640 fe_add(t0, r->X, r->X); -

1641 fe_sub(r->X, r->Z, r->Y); -

1642 fe_add(r->Y, r->Z, r->Y); -

1643 fe_add(r->Z, t0, r->T); -

1644 fe_sub(r->T, t0, r->T); -

1645

}

executed 305 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

305

1646 -

1647 -

1648 static void ge_sub(ge_p1p1 *r, const ge_p3 *p, const ge_cached *q) { -

1649 fe t0; -

1650 -

1651 fe_add(r->X, p->Y, p->X); -

1652 fe_sub(r->Y, p->Y, p->X); -

1653 fe_mul(r->Z, r->X, q->YminusX); -

1654 fe_mul(r->Y, r->Y, q->YplusX); -

1655 fe_mul(r->T, q->T2d, p->T); -

1656 fe_mul(r->X, p->Z, q->Z); -

1657 fe_add(t0, r->X, r->X); -

1658 fe_sub(r->X, r->Z, r->Y); -

1659 fe_add(r->Y, r->Z, r->Y); -

1660 fe_sub(r->Z, t0, r->T); -

1661 fe_add(r->T, t0, r->T); -

1662

}

executed 196 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

196

1663 -

1664 static uint8_t equal(signed char b, signed char c) { -

1665 uint8_t ub = b; -

1666 uint8_t uc = c; -

1667 uint8_t x = ub ^ uc; -

1668 uint32_t y = x; -

1669 y -= 1; -

1670 y >>= 31; -

1671

return

executed 3212800 times by 1 test: return y;

Executed by:

libcrypto.so.1.1

executed 3212800 times by 1 test: return y;

Executed by:

libcrypto.so.1.1

3212800

1672 } -

1673 -

1674 static void cmov(ge_precomp *t, const ge_precomp *u, uint8_t b) { -

1675 fe_cmov(t->yplusx, u->yplusx, b); -

1676 fe_cmov(t->yminusx, u->yminusx, b); -

1677 fe_cmov(t->xy2d, u->xy2d, b); -

1678

}

executed 3614400 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

3614400

1679 -

1680 -

1681 static const ge_precomp k25519Precomp[32][8] = { -

1682 { -

1683 { -

1684 {25967493, -14356035, 29566456, 3660896, -12694345, 4014787, -

1685 27544626, -11754271, -6079156, 2047605}, -

1686 {-12545711, 934262, -2722910, 3049990, -727428, 9406986, 12720692, -

1687 5043384, 19500929, -15469378}, -

1688 {-8738181, 4489570, 9688441, -14785194, 10184609, -12363380, -

1689 29287919, 11864899, -24514362, -4438546}, -

1690 }, -

1691 { -

1692 {-12815894, -12976347, -21581243, 11784320, -25355658, -2750717, -

1693 -11717903, -3814571, -358445, -10211303}, -

1694 {-21703237, 6903825, 27185491, 6451973, -29577724, -9554005, -

1695 -15616551, 11189268, -26829678, -5319081}, -

1696 {26966642, 11152617, 32442495, 15396054, 14353839, -12752335, -

1697 -3128826, -9541118, -15472047, -4166697}, -

1698 }, -

1699 { -

1700 {15636291, -9688557, 24204773, -7912398, 616977, -16685262, -

1701 27787600, -14772189, 28944400, -1550024}, -

1702 {16568933, 4717097, -11556148, -1102322, 15682896, -11807043, -

1703 16354577, -11775962, 7689662, 11199574}, -

1704 {30464156, -5976125, -11779434, -15670865, 23220365, 15915852, -

1705 7512774, 10017326, -17749093, -9920357}, -

1706 }, -

1707 { -

1708 {-17036878, 13921892, 10945806, -6033431, 27105052, -16084379, -

1709 -28926210, 15006023, 3284568, -6276540}, -

1710 {23599295, -8306047, -11193664, -7687416, 13236774, 10506355, -

1711 7464579, 9656445, 13059162, 10374397}, -

1712 {7798556, 16710257, 3033922, 2874086, 28997861, 2835604, 32406664, -

1713 -3839045, -641708, -101325}, -

1714 }, -

1715 { -

1716 {10861363, 11473154, 27284546, 1981175, -30064349, 12577861, -

1717 32867885, 14515107, -15438304, 10819380}, -

1718 {4708026, 6336745, 20377586, 9066809, -11272109, 6594696, -25653668, -

1719 12483688, -12668491, 5581306}, -

1720 {19563160, 16186464, -29386857, 4097519, 10237984, -4348115, -

1721 28542350, 13850243, -23678021, -15815942}, -

1722 }, -

1723 { -

1724 {-15371964, -12862754, 32573250, 4720197, -26436522, 5875511, -

1725 -19188627, -15224819, -9818940, -12085777}, -

1726 {-8549212, 109983, 15149363, 2178705, 22900618, 4543417, 3044240, -

1727 -15689887, 1762328, 14866737}, -

1728 {-18199695, -15951423, -10473290, 1707278, -17185920, 3916101, -

1729 -28236412, 3959421, 27914454, 4383652}, -

1730 }, -

1731 { -

1732 {5153746, 9909285, 1723747, -2777874, 30523605, 5516873, 19480852, -

1733 5230134, -23952439, -15175766}, -

1734 {-30269007, -3463509, 7665486, 10083793, 28475525, 1649722, -

1735 20654025, 16520125, 30598449, 7715701}, -

1736 {28881845, 14381568, 9657904, 3680757, -20181635, 7843316, -

1737 -31400660, 1370708, 29794553, -1409300}, -

1738 }, -

1739 { -

1740 {14499471, -2729599, -33191113, -4254652, 28494862, 14271267, -

1741 30290735, 10876454, -33154098, 2381726}, -

1742 {-7195431, -2655363, -14730155, 462251, -27724326, 3941372, -

1743 -6236617, 3696005, -32300832, 15351955}, -

1744 {27431194, 8222322, 16448760, -3907995, -18707002, 11938355, -

1745 -32961401, -2970515, 29551813, 10109425}, -

1746 }, -

1747 }, -

1748 { -

1749 { -

1750 {-13657040, -13155431, -31283750, 11777098, 21447386, 6519384, -

1751 -2378284, -1627556, 10092783, -4764171}, -

1752 {27939166, 14210322, 4677035, 16277044, -22964462, -12398139, -

1753 -32508754, 12005538, -17810127, 12803510}, -

1754 {17228999, -15661624, -1233527, 300140, -1224870, -11714777, -

1755 30364213, -9038194, 18016357, 4397660}, -

1756 }, -

1757 { -

1758 {-10958843, -7690207, 4776341, -14954238, 27850028, -15602212, -

1759 -26619106, 14544525, -17477504, 982639}, -

1760 {29253598, 15796703, -2863982, -9908884, 10057023, 3163536, 7332899, -

1761 -4120128, -21047696, 9934963}, -

1762 {5793303, 16271923, -24131614, -10116404, 29188560, 1206517, -

1763 -14747930, 4559895, -30123922, -10897950}, -

1764 }, -

1765 { -

1766 {-27643952, -11493006, 16282657, -11036493, 28414021, -15012264, -

1767 24191034, 4541697, -13338309, 5500568}, -

1768 {12650548, -1497113, 9052871, 11355358, -17680037, -8400164, -

1769 -17430592, 12264343, 10874051, 13524335}, -

1770 {25556948, -3045990, 714651, 2510400, 23394682, -10415330, 33119038, -

1771 5080568, -22528059, 5376628}, -

1772 }, -

1773 { -

1774 {-26088264, -4011052, -17013699, -3537628, -6726793, 1920897, -

1775 -22321305, -9447443, 4535768, 1569007}, -

1776 {-2255422, 14606630, -21692440, -8039818, 28430649, 8775819, -

1777 -30494562, 3044290, 31848280, 12543772}, -

1778 {-22028579, 2943893, -31857513, 6777306, 13784462, -4292203, -

1779 -27377195, -2062731, 7718482, 14474653}, -

1780 }, -

1781 { -

1782 {2385315, 2454213, -22631320, 46603, -4437935, -15680415, 656965, -

1783 -7236665, 24316168, -5253567}, -

1784 {13741529, 10911568, -33233417, -8603737, -20177830, -1033297, -

1785 33040651, -13424532, -20729456, 8321686}, -

1786 {21060490, -2212744, 15712757, -4336099, 1639040, 10656336, -

1787 23845965, -11874838, -9984458, 608372}, -

1788 }, -

1789 { -

1790 {-13672732, -15087586, -10889693, -7557059, -6036909, 11305547, -

1791 1123968, -6780577, 27229399, 23887}, -

1792 {-23244140, -294205, -11744728, 14712571, -29465699, -2029617, -

1793 12797024, -6440308, -1633405, 16678954}, -

1794 {-29500620, 4770662, -16054387, 14001338, 7830047, 9564805, -

1795 -1508144, -4795045, -17169265, 4904953}, -

1796 }, -

1797 { -

1798 {24059557, 14617003, 19037157, -15039908, 19766093, -14906429, -

1799 5169211, 16191880, 2128236, -4326833}, -

1800 {-16981152, 4124966, -8540610, -10653797, 30336522, -14105247, -

1801 -29806336, 916033, -6882542, -2986532}, -

1802 {-22630907, 12419372, -7134229, -7473371, -16478904, 16739175, -

1803 285431, 2763829, 15736322, 4143876}, -

1804 }, -

1805 { -

1806 {2379352, 11839345, -4110402, -5988665, 11274298, 794957, 212801, -

1807 -14594663, 23527084, -16458268}, -

1808 {33431127, -11130478, -17838966, -15626900, 8909499, 8376530, -

1809 -32625340, 4087881, -15188911, -14416214}, -

1810 {1767683, 7197987, -13205226, -2022635, -13091350, 448826, 5799055, -

1811 4357868, -4774191, -16323038}, -

1812 }, -

1813 }, -

1814 { -

1815 { -

1816 {6721966, 13833823, -23523388, -1551314, 26354293, -11863321, -

1817 23365147, -3949732, 7390890, 2759800}, -

1818 {4409041, 2052381, 23373853, 10530217, 7676779, -12885954, 21302353, -

1819 -4264057, 1244380, -12919645}, -

1820 {-4421239, 7169619, 4982368, -2957590, 30256825, -2777540, 14086413, -

1821 9208236, 15886429, 16489664}, -

1822 }, -

1823 { -

1824 {1996075, 10375649, 14346367, 13311202, -6874135, -16438411, -

1825 -13693198, 398369, -30606455, -712933}, -

1826 {-25307465, 9795880, -2777414, 14878809, -33531835, 14780363, -

1827 13348553, 12076947, -30836462, 5113182}, -

1828 {-17770784, 11797796, 31950843, 13929123, -25888302, 12288344, -

1829 -30341101, -7336386, 13847711, 5387222}, -

1830 }, -

1831 { -

1832 {-18582163, -3416217, 17824843, -2340966, 22744343, -10442611, -

1833 8763061, 3617786, -19600662, 10370991}, -

1834 {20246567, -14369378, 22358229, -543712, 18507283, -10413996, -

1835 14554437, -8746092, 32232924, 16763880}, -

1836 {9648505, 10094563, 26416693, 14745928, -30374318, -6472621, -

1837 11094161, 15689506, 3140038, -16510092}, -

1838 }, -

1839 { -

1840 {-16160072, 5472695, 31895588, 4744994, 8823515, 10365685, -

1841 -27224800, 9448613, -28774454, 366295}, -

1842 {19153450, 11523972, -11096490, -6503142, -24647631, 5420647, -

1843 28344573, 8041113, 719605, 11671788}, -

1844 {8678025, 2694440, -6808014, 2517372, 4964326, 11152271, -15432916, -

1845 -15266516, 27000813, -10195553}, -

1846 }, -

1847 { -

1848 {-15157904, 7134312, 8639287, -2814877, -7235688, 10421742, 564065, -

1849 5336097, 6750977, -14521026}, -

1850 {11836410, -3979488, 26297894, 16080799, 23455045, 15735944, -

1851 1695823, -8819122, 8169720, 16220347}, -

1852 {-18115838, 8653647, 17578566, -6092619, -8025777, -16012763, -

1853 -11144307, -2627664, -5990708, -14166033}, -

1854 }, -

1855 { -

1856 {-23308498, -10968312, 15213228, -10081214, -30853605, -11050004, -

1857 27884329, 2847284, 2655861, 1738395}, -

1858 {-27537433, -14253021, -25336301, -8002780, -9370762, 8129821, -

1859 21651608, -3239336, -19087449, -11005278}, -

1860 {1533110, 3437855, 23735889, 459276, 29970501, 11335377, 26030092, -

1861 5821408, 10478196, 8544890}, -

1862 }, -

1863 { -

1864 {32173121, -16129311, 24896207, 3921497, 22579056, -3410854, -

1865 19270449, 12217473, 17789017, -3395995}, -

1866 {-30552961, -2228401, -15578829, -10147201, 13243889, 517024, -

1867 15479401, -3853233, 30460520, 1052596}, -

1868 {-11614875, 13323618, 32618793, 8175907, -15230173, 12596687, -

1869 27491595, -4612359, 3179268, -9478891}, -

1870 }, -

1871 { -

1872 {31947069, -14366651, -4640583, -15339921, -15125977, -6039709, -

1873 -14756777, -16411740, 19072640, -9511060}, -

1874 {11685058, 11822410, 3158003, -13952594, 33402194, -4165066, -

1875 5977896, -5215017, 473099, 5040608}, -

1876 {-20290863, 8198642, -27410132, 11602123, 1290375, -2799760, -

1877 28326862, 1721092, -19558642, -3131606}, -

1878 }, -

1879 }, -

1880 { -

1881 { -

1882 {7881532, 10687937, 7578723, 7738378, -18951012, -2553952, 21820786, -

1883 8076149, -27868496, 11538389}, -

1884 {-19935666, 3899861, 18283497, -6801568, -15728660, -11249211, -

1885 8754525, 7446702, -5676054, 5797016}, -

1886 {-11295600, -3793569, -15782110, -7964573, 12708869, -8456199, -

1887 2014099, -9050574, -2369172, -5877341}, -

1888 }, -

1889 { -

1890 {-22472376, -11568741, -27682020, 1146375, 18956691, 16640559, -

1891 1192730, -3714199, 15123619, 10811505}, -

1892 {14352098, -3419715, -18942044, 10822655, 32750596, 4699007, -70363, -

1893 15776356, -28886779, -11974553}, -

1894 {-28241164, -8072475, -4978962, -5315317, 29416931, 1847569, -

1895 -20654173, -16484855, 4714547, -9600655}, -

1896 }, -

1897 { -

1898 {15200332, 8368572, 19679101, 15970074, -31872674, 1959451, -

1899 24611599, -4543832, -11745876, 12340220}, -

1900 {12876937, -10480056, 33134381, 6590940, -6307776, 14872440, -

1901 9613953, 8241152, 15370987, 9608631}, -

1902 {-4143277, -12014408, 8446281, -391603, 4407738, 13629032, -7724868, -

1903 15866074, -28210621, -8814099}, -

1904 }, -

1905 { -

1906 {26660628, -15677655, 8393734, 358047, -7401291, 992988, -23904233, -

1907 858697, 20571223, 8420556}, -

1908 {14620715, 13067227, -15447274, 8264467, 14106269, 15080814, -

1909 33531827, 12516406, -21574435, -12476749}, -

1910 {236881, 10476226, 57258, -14677024, 6472998, 2466984, 17258519, -

1911 7256740, 8791136, 15069930}, -

1912 }, -

1913 { -

1914 {1276410, -9371918, 22949635, -16322807, -23493039, -5702186, -

1915 14711875, 4874229, -30663140, -2331391}, -

1916 {5855666, 4990204, -13711848, 7294284, -7804282, 1924647, -1423175, -

1917 -7912378, -33069337, 9234253}, -

1918 {20590503, -9018988, 31529744, -7352666, -2706834, 10650548, -

1919 31559055, -11609587, 18979186, 13396066}, -

1920 }, -

1921 { -

1922 {24474287, 4968103, 22267082, 4407354, 24063882, -8325180, -

1923 -18816887, 13594782, 33514650, 7021958}, -

1924 {-11566906, -6565505, -21365085, 15928892, -26158305, 4315421, -

1925 -25948728, -3916677, -21480480, 12868082}, -

1926 {-28635013, 13504661, 19988037, -2132761, 21078225, 6443208, -

1927 -21446107, 2244500, -12455797, -8089383}, -

1928 }, -

1929 { -

1930 {-30595528, 13793479, -5852820, 319136, -25723172, -6263899, -

1931 33086546, 8957937, -15233648, 5540521}, -

1932 {-11630176, -11503902, -8119500, -7643073, 2620056, 1022908, -

1933 -23710744, -1568984, -16128528, -14962807}, -

1934 {23152971, 775386, 27395463, 14006635, -9701118, 4649512, 1689819, -

1935 892185, -11513277, -15205948}, -

1936 }, -

1937 { -

1938 {9770129, 9586738, 26496094, 4324120, 1556511, -3550024, 27453819, -

1939 4763127, -19179614, 5867134}, -

1940 {-32765025, 1927590, 31726409, -4753295, 23962434, -16019500, -

1941 27846559, 5931263, -29749703, -16108455}, -

1942 {27461885, -2977536, 22380810, 1815854, -23033753, -3031938, -

1943 7283490, -15148073, -19526700, 7734629}, -

1944 }, -

1945 }, -

1946 { -

1947 { -

1948 {-8010264, -9590817, -11120403, 6196038, 29344158, -13430885, -

1949 7585295, -3176626, 18549497, 15302069}, -

1950 {-32658337, -6171222, -7672793, -11051681, 6258878, 13504381, -

1951 10458790, -6418461, -8872242, 8424746}, -

1952 {24687205, 8613276, -30667046, -3233545, 1863892, -1830544, -

1953 19206234, 7134917, -11284482, -828919}, -

1954 }, -

1955 { -

1956 {11334899, -9218022, 8025293, 12707519, 17523892, -10476071, -

1957 10243738, -14685461, -5066034, 16498837}, -

1958 {8911542, 6887158, -9584260, -6958590, 11145641, -9543680, 17303925, -

1959 -14124238, 6536641, 10543906}, -

1960 {-28946384, 15479763, -17466835, 568876, -1497683, 11223454, -

1961 -2669190, -16625574, -27235709, 8876771}, -

1962 }, -

1963 { -

1964 {-25742899, -12566864, -15649966, -846607, -33026686, -796288, -

1965 -33481822, 15824474, -604426, -9039817}, -

1966 {10330056, 70051, 7957388, -9002667, 9764902, 15609756, 27698697, -

1967 -4890037, 1657394, 3084098}, -

1968 {10477963, -7470260, 12119566, -13250805, 29016247, -5365589, -

1969 31280319, 14396151, -30233575, 15272409}, -

1970 }, -

1971 { -

1972 {-12288309, 3169463, 28813183, 16658753, 25116432, -5630466, -

1973 -25173957, -12636138, -25014757, 1950504}, -

1974 {-26180358, 9489187, 11053416, -14746161, -31053720, 5825630, -

1975 -8384306, -8767532, 15341279, 8373727}, -

1976 {28685821, 7759505, -14378516, -12002860, -31971820, 4079242, -

1977 298136, -10232602, -2878207, 15190420}, -

1978 }, -

1979 { -

1980 {-32932876, 13806336, -14337485, -15794431, -24004620, 10940928, -

1981 8669718, 2742393, -26033313, -6875003}, -

1982 {-1580388, -11729417, -25979658, -11445023, -17411874, -10912854, -

1983 9291594, -16247779, -12154742, 6048605}, -

1984 {-30305315, 14843444, 1539301, 11864366, 20201677, 1900163, -

1985 13934231, 5128323, 11213262, 9168384}, -

1986 }, -

1987 { -

1988 {-26280513, 11007847, 19408960, -940758, -18592965, -4328580, -

1989 -5088060, -11105150, 20470157, -16398701}, -

1990 {-23136053, 9282192, 14855179, -15390078, -7362815, -14408560, -

1991 -22783952, 14461608, 14042978, 5230683}, -

1992 {29969567, -2741594, -16711867, -8552442, 9175486, -2468974, -

1993 21556951, 3506042, -5933891, -12449708}, -

1994 }, -

1995 { -

1996 {-3144746, 8744661, 19704003, 4581278, -20430686, 6830683, -

1997 -21284170, 8971513, -28539189, 15326563}, -

1998 {-19464629, 10110288, -17262528, -3503892, -23500387, 1355669, -

1999 -15523050, 15300988, -20514118, 9168260}, -

2000 {-5353335, 4488613, -23803248, 16314347, 7780487, -15638939, -

2001 -28948358, 9601605, 33087103, -9011387}, -

2002 }, -

2003 { -

2004 {-19443170, -15512900, -20797467, -12445323, -29824447, 10229461, -

2005 -27444329, -15000531, -5996870, 15664672}, -

2006 {23294591, -16632613, -22650781, -8470978, 27844204, 11461195, -

2007 13099750, -2460356, 18151676, 13417686}, -

2008 {-24722913, -4176517, -31150679, 5988919, -26858785, 6685065, -

2009 1661597, -12551441, 15271676, -15452665}, -

2010 }, -

2011 }, -

2012 { -

2013 { -

2014 {11433042, -13228665, 8239631, -5279517, -1985436, -725718, -

2015 -18698764, 2167544, -6921301, -13440182}, -

2016 {-31436171, 15575146, 30436815, 12192228, -22463353, 9395379, -

2017 -9917708, -8638997, 12215110, 12028277}, -

2018 {14098400, 6555944, 23007258, 5757252, -15427832, -12950502, -

2019 30123440, 4617780, -16900089, -655628}, -

2020 }, -

2021 { -

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2026 {-25479301, 10876443, -11771086, -14625140, -12369567, 1838104, -

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2029 { -

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2034 {-24864089, 12986008, -10898878, -5558584, -11312371, -148526, -

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2078 { -

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2084 {-16665533, -10650790, -6160345, -13305760, 9192020, -1802462, -

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2092 {16259219, 3261970, 2309254, -15534474, -16885711, -4581916, -

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2099 -13068804, -12297348, -22380984, 6618999}, -

2100 {-1538174, 11685646, 12944378, 13682314, -24389511, -14413193, -

2101 8044829, -13817328, 32239829, -5652762}, -

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2103 { -

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2110 }, -

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2116 {-6845704, 15791202, 8550074, -1312654, 29928809, -12092256, -

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2119 { -

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2140 {28584902, 7787108, -6732942, -15050729, 22846041, -7571236, -

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2150 {-11618399, -14554430, -24321212, 7655128, -1369274, 5214312, -

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2155 -31446179, 15580664, 9280358, -3973687}, -

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2161 { -

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2163 -13775352, -11875822, 24345683, 10325460}, -

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2165 16318175, -1010689, 4766743, 3552007}, -

2166 {-21751364, -16730916, 1351763, -803421, -4009670, 3950935, 3217514, -

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2171 12677127, -6505343, -8295852, 13296005}, -

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2173 31521204, 9614054, -30000824, 12074674}, -

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2201 { -

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2204 {19646058, 5720633, -11416706, 12814209, 11607948, 12749789, -

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2206 {19299512, 1155910, 28703737, 14890794, 2925026, 7269399, 26121523, -

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3789 21382910, 11042292, 25838796, 4642684}, -

3790 {-20430234, 14955537, -24126347, 8124619, -5369288, -5990470, -

3791 30468147, -13900640, 18423289, 4177476}, -

3792 }, -

3793 }, -

3794 }; -

3795 -

3796 static uint8_t negative(signed char b) { -

3797 uint32_t x = b; -

3798 x >>= 31; -

3799

return

executed 401600 times by 1 test: return x;

Executed by:

libcrypto.so.1.1

executed 401600 times by 1 test: return x;

Executed by:

libcrypto.so.1.1

401600

3800 } -

3801 -

3802 static void table_select(ge_precomp *t, int pos, signed char b) { -

3803 ge_precomp minust; -

3804 uint8_t bnegative = negative(b); -

3805 uint8_t babs = b - ((uint8_t)((-bnegative) & b) << 1); -

3806 -

3807 ge_precomp_0(t); -

3808 cmov(t, &k25519Precomp[pos][0], equal(babs, 1)); -

3809 cmov(t, &k25519Precomp[pos][1], equal(babs, 2)); -

3810 cmov(t, &k25519Precomp[pos][2], equal(babs, 3)); -

3811 cmov(t, &k25519Precomp[pos][3], equal(babs, 4)); -

3812 cmov(t, &k25519Precomp[pos][4], equal(babs, 5)); -

3813 cmov(t, &k25519Precomp[pos][5], equal(babs, 6)); -

3814 cmov(t, &k25519Precomp[pos][6], equal(babs, 7)); -

3815 cmov(t, &k25519Precomp[pos][7], equal(babs, 8)); -

3816 fe_copy(minust.yplusx, t->yminusx); -

3817 fe_copy(minust.yminusx, t->yplusx); -

3818 fe_neg(minust.xy2d, t->xy2d); -

3819 cmov(t, &minust, bnegative); -

3820

}

executed 401600 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

401600

3821 -

3822 -

3823 -

3824 -

3825 -

3826 -

3827 -

3828 static void ge_scalarmult_base(ge_p3 *h, const uint8_t *a) { -

3829 signed char e[64]; -

3830 signed char carry; -

3831 ge_p1p1 r; -

3832 ge_p2 s; -

3833 ge_precomp t; -

3834 int i; -

3835 -

3836

for (i = 0; i < 32

i < 32	Description
TRUE	evaluated 200800 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6275 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6275-200800

3837 e[2 * i + 0] = (a[i] >> 0) & 15; -

3838 e[2 * i + 1] = (a[i] >> 4) & 15; -

3839

}

executed 200800 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

200800

3840 -

3841 -

3842 -

3843 carry = 0; -

3844

for (i = 0; i < 63

i < 63	Description
TRUE	evaluated 395325 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6275 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

6275-395325

3845 e[i] += carry; -

3846 carry = e[i] + 8; -

3847 carry >>= 4; -

3848 e[i] -= carry << 4; -

3849

}

executed 395325 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

395325

3850 e[63] += carry; -

3851 -

3852 -

3853 ge_p3_0(h); -

3854

for (i = 1; i < 64

i < 64	Description
TRUE	evaluated 200800 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6275 times by 1 test Evaluated by: libcrypto.so.1.1

; i += 2) {

6275-200800

3855 table_select(&t, i / 2, e[i]); -

3856 ge_madd(&r, h, &t); -

3857 ge_p1p1_to_p3(h, &r); -

3858

}

executed 200800 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

200800

3859 -

3860 ge_p3_dbl(&r, h); -

3861 ge_p1p1_to_p2(&s, &r); -

3862 ge_p2_dbl(&r, &s); -

3863 ge_p1p1_to_p2(&s, &r); -

3864 ge_p2_dbl(&r, &s); -

3865 ge_p1p1_to_p2(&s, &r); -

3866 ge_p2_dbl(&r, &s); -

3867 ge_p1p1_to_p3(h, &r); -

3868 -

3869

for (i = 0; i < 64

i < 64	Description
TRUE	evaluated 200800 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 6275 times by 1 test Evaluated by: libcrypto.so.1.1

; i += 2) {

6275-200800

3870 table_select(&t, i / 2, e[i]); -

3871 ge_madd(&r, h, &t); -

3872 ge_p1p1_to_p3(h, &r); -

3873

}

executed 200800 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

200800

3874 -

3875 OPENSSL_cleanse(e, sizeof(e)); -

3876

}

executed 6275 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

6275

3877 static void slide(signed char *r, const uint8_t *a) { -

3878 int i; -

3879 int b; -

3880 int k; -

3881 -

3882

for (i = 0; i < 256

i < 256	Description
TRUE	evaluated 5120 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 20 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

20-5120

3883 r[i] = 1 & (a[i >> 3] >> (i & 7)); -

3884

}

executed 5120 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

5120

3885 -

3886

for (i = 0; i < 256

i < 256	Description
TRUE	evaluated 5120 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 20 times by 1 test Evaluated by: libcrypto.so.1.1

; ++i) {

20-5120

3887

if (r[i]

r[i]	Description
TRUE	evaluated 851 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 4269 times by 1 test Evaluated by: libcrypto.so.1.1

) {

851-4269

3888

for (b = 1; b <= 6

b <= 6	Description
TRUE	evaluated 4689 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 195 times by 1 test Evaluated by: libcrypto.so.1.1

&& i + b < 256

i + b < 256	Description
TRUE	evaluated 4680 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 9 times by 1 test Evaluated by: libcrypto.so.1.1

; ++b) {

9-4689

3889

if (r[i + b]

r[i + b]	Description
TRUE	evaluated 2249 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2431 times by 1 test Evaluated by: libcrypto.so.1.1

) {

2249-2431

3890

if (r[i] + (r[i + b] << b) <= 15

r[i] + (r[i + b] << b) <= 15	Description
TRUE	evaluated 1220 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 1029 times by 1 test Evaluated by: libcrypto.so.1.1

) {

1029-1220

3891 r[i] += r[i + b] << b; -

3892 r[i + b] = 0; -

3893

}

executed 1220 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

else if (r[i] - (r[i + b] << b) >= -15

r[i] - (r[i + b] << b) >= -15	Description
TRUE	evaluated 382 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 647 times by 1 test Evaluated by: libcrypto.so.1.1

) {

382-1220

3894 r[i] -= r[i + b] << b; -

3895

for (k = i + b; k < 256

k < 256	Description
TRUE	evaluated 1111 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	never evaluated

; ++k) {

0-1111

3896

if (!r[k]

!r[k]	Description
TRUE	evaluated 382 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 729 times by 1 test Evaluated by: libcrypto.so.1.1

) {

382-729

3897 r[k] = 1; -

3898

break;

executed 382 times by 1 test: break;

Executed by:

libcrypto.so.1.1

382

3899 } -

3900 r[k] = 0; -

3901

}

executed 729 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

729

3902

}

executed 382 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

else {

382

3903

break;

executed 647 times by 1 test: break;

Executed by:

libcrypto.so.1.1

647

3904 } -

3905 } -

3906

}

executed 4033 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

4033

3907

}

executed 851 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

851

3908

}

executed 5120 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

5120

3909

}

executed 20 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

3910 -

3911 static const ge_precomp Bi[8] = { -

3912 { -

3913 {25967493, -14356035, 29566456, 3660896, -12694345, 4014787, 27544626, -

3914 -11754271, -6079156, 2047605}, -

3915 {-12545711, 934262, -2722910, 3049990, -727428, 9406986, 12720692, -

3916 5043384, 19500929, -15469378}, -

3917 {-8738181, 4489570, 9688441, -14785194, 10184609, -12363380, 29287919, -

3918 11864899, -24514362, -4438546}, -

3919 }, -

3920 { -

3921 {15636291, -9688557, 24204773, -7912398, 616977, -16685262, 27787600, -

3922 -14772189, 28944400, -1550024}, -

3923 {16568933, 4717097, -11556148, -1102322, 15682896, -11807043, 16354577, -

3924 -11775962, 7689662, 11199574}, -

3925 {30464156, -5976125, -11779434, -15670865, 23220365, 15915852, 7512774, -

3926 10017326, -17749093, -9920357}, -

3927 }, -

3928 { -

3929 {10861363, 11473154, 27284546, 1981175, -30064349, 12577861, 32867885, -

3930 14515107, -15438304, 10819380}, -

3931 {4708026, 6336745, 20377586, 9066809, -11272109, 6594696, -25653668, -

3932 12483688, -12668491, 5581306}, -

3933 {19563160, 16186464, -29386857, 4097519, 10237984, -4348115, 28542350, -

3934 13850243, -23678021, -15815942}, -

3935 }, -

3936 { -

3937 {5153746, 9909285, 1723747, -2777874, 30523605, 5516873, 19480852, -

3938 5230134, -23952439, -15175766}, -

3939 {-30269007, -3463509, 7665486, 10083793, 28475525, 1649722, 20654025, -

3940 16520125, 30598449, 7715701}, -

3941 {28881845, 14381568, 9657904, 3680757, -20181635, 7843316, -31400660, -

3942 1370708, 29794553, -1409300}, -

3943 }, -

3944 { -

3945 {-22518993, -6692182, 14201702, -8745502, -23510406, 8844726, 18474211, -

3946 -1361450, -13062696, 13821877}, -

3947 {-6455177, -7839871, 3374702, -4740862, -27098617, -10571707, 31655028, -

3948 -7212327, 18853322, -14220951}, -

3949 {4566830, -12963868, -28974889, -12240689, -7602672, -2830569, -8514358, -

3950 -10431137, 2207753, -3209784}, -

3951 }, -

3952 { -

3953 {-25154831, -4185821, 29681144, 7868801, -6854661, -9423865, -12437364, -

3954 -663000, -31111463, -16132436}, -

3955 {25576264, -2703214, 7349804, -11814844, 16472782, 9300885, 3844789, -

3956 15725684, 171356, 6466918}, -

3957 {23103977, 13316479, 9739013, -16149481, 817875, -15038942, 8965339, -

3958 -14088058, -30714912, 16193877}, -

3959 }, -

3960 { -

3961 {-33521811, 3180713, -2394130, 14003687, -16903474, -16270840, 17238398, -

3962 4729455, -18074513, 9256800}, -

3963 {-25182317, -4174131, 32336398, 5036987, -21236817, 11360617, 22616405, -

3964 9761698, -19827198, 630305}, -

3965 {-13720693, 2639453, -24237460, -7406481, 9494427, -5774029, -6554551, -

3966 -15960994, -2449256, -14291300}, -

3967 }, -

3968 { -

3969 {-3151181, -5046075, 9282714, 6866145, -31907062, -863023, -18940575, -

3970 15033784, 25105118, -7894876}, -

3971 {-24326370, 15950226, -31801215, -14592823, -11662737, -5090925, -

3972 1573892, -2625887, 2198790, -15804619}, -

3973 {-3099351, 10324967, -2241613, 7453183, -5446979, -2735503, -13812022, -

3974 -16236442, -32461234, -12290683}, -

3975 }, -

3976 }; -

3977 -

3978 -

3979 -

3980 -

3981 -

3982 static void ge_double_scalarmult_vartime(ge_p2 *r, const uint8_t *a, -

3983 const ge_p3 *A, const uint8_t *b) { -

3984 signed char aslide[256]; -

3985 signed char bslide[256]; -

3986 ge_cached Ai[8]; -

3987 ge_p1p1 t; -

3988 ge_p3 u; -

3989 ge_p3 A2; -

3990 int i; -

3991 -

3992 slide(aslide, a); -

3993 slide(bslide, b); -

3994 -

3995 ge_p3_to_cached(&Ai[0], A); -

3996 ge_p3_dbl(&t, A); -

3997 ge_p1p1_to_p3(&A2, &t); -

3998 ge_add(&t, &A2, &Ai[0]); -

3999 ge_p1p1_to_p3(&u, &t); -

4000 ge_p3_to_cached(&Ai[1], &u); -

4001 ge_add(&t, &A2, &Ai[1]); -

4002 ge_p1p1_to_p3(&u, &t); -

4003 ge_p3_to_cached(&Ai[2], &u); -

4004 ge_add(&t, &A2, &Ai[2]); -

4005 ge_p1p1_to_p3(&u, &t); -

4006 ge_p3_to_cached(&Ai[3], &u); -

4007 ge_add(&t, &A2, &Ai[3]); -

4008 ge_p1p1_to_p3(&u, &t); -

4009 ge_p3_to_cached(&Ai[4], &u); -

4010 ge_add(&t, &A2, &Ai[4]); -

4011 ge_p1p1_to_p3(&u, &t); -

4012 ge_p3_to_cached(&Ai[5], &u); -

4013 ge_add(&t, &A2, &Ai[5]); -

4014 ge_p1p1_to_p3(&u, &t); -

4015 ge_p3_to_cached(&Ai[6], &u); -

4016 ge_add(&t, &A2, &Ai[6]); -

4017 ge_p1p1_to_p3(&u, &t); -

4018 ge_p3_to_cached(&Ai[7], &u); -

4019 -

4020 ge_p2_0(r); -

4021 -

4022

for (i = 255; i >= 0

i >= 0	Description
TRUE	evaluated 58 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	never evaluated

; --i) {

0-58

4023

if (aslide[i]

aslide[i]	Description
TRUE	evaluated 4 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 54 times by 1 test Evaluated by: libcrypto.so.1.1

|| bslide[i]

bslide[i]	Description
TRUE	evaluated 6 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 48 times by 1 test Evaluated by: libcrypto.so.1.1

) {

4-54

4024

break;

executed 10 times by 1 test: break;

Executed by:

libcrypto.so.1.1

4025 } -

4026

}

executed 48 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

4027 -

4028

for (; i >= 0

i >= 0	Description
TRUE	evaluated 2512 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

; --i) {

10-2512

4029 ge_p2_dbl(&t, r); -

4030 -

4031

if (aslide[i] > 0

aslide[i] > 0	Description
TRUE	evaluated 235 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2277 times by 1 test Evaluated by: libcrypto.so.1.1

) {

235-2277

4032 ge_p1p1_to_p3(&u, &t); -

4033 ge_add(&t, &u, &Ai[aslide[i] / 2]); -

4034

}

executed 235 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

else if (aslide[i] < 0

aslide[i] < 0	Description
TRUE	evaluated 196 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2081 times by 1 test Evaluated by: libcrypto.so.1.1

) {

196-2081

4035 ge_p1p1_to_p3(&u, &t); -

4036 ge_sub(&t, &u, &Ai[(-aslide[i]) / 2]); -

4037

}

executed 196 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

196

4038 -

4039

if (bslide[i] > 0

bslide[i] > 0	Description
TRUE	evaluated 234 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2278 times by 1 test Evaluated by: libcrypto.so.1.1

) {

234-2278

4040 ge_p1p1_to_p3(&u, &t); -

4041 ge_madd(&t, &u, &Bi[bslide[i] / 2]); -

4042

}

executed 234 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

else if (bslide[i] < 0

bslide[i] < 0	Description
TRUE	evaluated 186 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2092 times by 1 test Evaluated by: libcrypto.so.1.1

) {

186-2092

4043 ge_p1p1_to_p3(&u, &t); -

4044 ge_msub(&t, &u, &Bi[(-bslide[i]) / 2]); -

4045

}

executed 186 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

186

4046 -

4047 ge_p1p1_to_p2(r, &t); -

4048

}

executed 2512 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

2512

4049

}

executed 10 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

4050 static void x25519_sc_reduce(uint8_t *s) { -

4051 int64_t s0 = 2097151 & load_3(s); -

4052 int64_t s1 = 2097151 & (load_4(s + 2) >> 5); -

4053 int64_t s2 = 2097151 & (load_3(s + 5) >> 2); -

4054 int64_t s3 = 2097151 & (load_4(s + 7) >> 7); -

4055 int64_t s4 = 2097151 & (load_4(s + 10) >> 4); -

4056 int64_t s5 = 2097151 & (load_3(s + 13) >> 1); -

4057 int64_t s6 = 2097151 & (load_4(s + 15) >> 6); -

4058 int64_t s7 = 2097151 & (load_3(s + 18) >> 3); -

4059 int64_t s8 = 2097151 & load_3(s + 21); -

4060 int64_t s9 = 2097151 & (load_4(s + 23) >> 5); -

4061 int64_t s10 = 2097151 & (load_3(s + 26) >> 2); -

4062 int64_t s11 = 2097151 & (load_4(s + 28) >> 7); -

4063 int64_t s12 = 2097151 & (load_4(s + 31) >> 4); -

4064 int64_t s13 = 2097151 & (load_3(s + 34) >> 1); -

4065 int64_t s14 = 2097151 & (load_4(s + 36) >> 6); -

4066 int64_t s15 = 2097151 & (load_3(s + 39) >> 3); -

4067 int64_t s16 = 2097151 & load_3(s + 42); -

4068 int64_t s17 = 2097151 & (load_4(s + 44) >> 5); -

4069 int64_t s18 = 2097151 & (load_3(s + 47) >> 2); -

4070 int64_t s19 = 2097151 & (load_4(s + 49) >> 7); -

4071 int64_t s20 = 2097151 & (load_4(s + 52) >> 4); -

4072 int64_t s21 = 2097151 & (load_3(s + 55) >> 1); -

4073 int64_t s22 = 2097151 & (load_4(s + 57) >> 6); -

4074 int64_t s23 = (load_4(s + 60) >> 3); -

4075 int64_t carry0; -

4076 int64_t carry1; -

4077 int64_t carry2; -

4078 int64_t carry3; -

4079 int64_t carry4; -

4080 int64_t carry5; -

4081 int64_t carry6; -

4082 int64_t carry7; -

4083 int64_t carry8; -

4084 int64_t carry9; -

4085 int64_t carry10; -

4086 int64_t carry11; -

4087 int64_t carry12; -

4088 int64_t carry13; -

4089 int64_t carry14; -

4090 int64_t carry15; -

4091 int64_t carry16; -

4092 -

4093 s11 += s23 * 666643; -

4094 s12 += s23 * 470296; -

4095 s13 += s23 * 654183; -

4096 s14 -= s23 * 997805; -

4097 s15 += s23 * 136657; -

4098 s16 -= s23 * 683901; -

4099 s23 = 0; -

4100 -

4101 s10 += s22 * 666643; -

4102 s11 += s22 * 470296; -

4103 s12 += s22 * 654183; -

4104 s13 -= s22 * 997805; -

4105 s14 += s22 * 136657; -

4106 s15 -= s22 * 683901; -

4107 s22 = 0; -

4108 -

4109 s9 += s21 * 666643; -

4110 s10 += s21 * 470296; -

4111 s11 += s21 * 654183; -

4112 s12 -= s21 * 997805; -

4113 s13 += s21 * 136657; -

4114 s14 -= s21 * 683901; -

4115 s21 = 0; -

4116 -

4117 s8 += s20 * 666643; -

4118 s9 += s20 * 470296; -

4119 s10 += s20 * 654183; -

4120 s11 -= s20 * 997805; -

4121 s12 += s20 * 136657; -

4122 s13 -= s20 * 683901; -

4123 s20 = 0; -

4124 -

4125 s7 += s19 * 666643; -

4126 s8 += s19 * 470296; -

4127 s9 += s19 * 654183; -

4128 s10 -= s19 * 997805; -

4129 s11 += s19 * 136657; -

4130 s12 -= s19 * 683901; -

4131 s19 = 0; -

4132 -

4133 s6 += s18 * 666643; -

4134 s7 += s18 * 470296; -

4135 s8 += s18 * 654183; -

4136 s9 -= s18 * 997805; -

4137 s10 += s18 * 136657; -

4138 s11 -= s18 * 683901; -

4139 s18 = 0; -

4140 -

4141 carry6 = (s6 + (1 << 20)) >> 21; -

4142 s7 += carry6; -

4143 s6 -= carry6 * (1 << 21); -

4144 carry8 = (s8 + (1 << 20)) >> 21; -

4145 s9 += carry8; -

4146 s8 -= carry8 * (1 << 21); -

4147 carry10 = (s10 + (1 << 20)) >> 21; -

4148 s11 += carry10; -

4149 s10 -= carry10 * (1 << 21); -

4150 carry12 = (s12 + (1 << 20)) >> 21; -

4151 s13 += carry12; -

4152 s12 -= carry12 * (1 << 21); -

4153 carry14 = (s14 + (1 << 20)) >> 21; -

4154 s15 += carry14; -

4155 s14 -= carry14 * (1 << 21); -

4156 carry16 = (s16 + (1 << 20)) >> 21; -

4157 s17 += carry16; -

4158 s16 -= carry16 * (1 << 21); -

4159 -

4160 carry7 = (s7 + (1 << 20)) >> 21; -

4161 s8 += carry7; -

4162 s7 -= carry7 * (1 << 21); -

4163 carry9 = (s9 + (1 << 20)) >> 21; -

4164 s10 += carry9; -

4165 s9 -= carry9 * (1 << 21); -

4166 carry11 = (s11 + (1 << 20)) >> 21; -

4167 s12 += carry11; -

4168 s11 -= carry11 * (1 << 21); -

4169 carry13 = (s13 + (1 << 20)) >> 21; -

4170 s14 += carry13; -

4171 s13 -= carry13 * (1 << 21); -

4172 carry15 = (s15 + (1 << 20)) >> 21; -

4173 s16 += carry15; -

4174 s15 -= carry15 * (1 << 21); -

4175 -

4176 s5 += s17 * 666643; -

4177 s6 += s17 * 470296; -

4178 s7 += s17 * 654183; -

4179 s8 -= s17 * 997805; -

4180 s9 += s17 * 136657; -

4181 s10 -= s17 * 683901; -

4182 s17 = 0; -

4183 -

4184 s4 += s16 * 666643; -

4185 s5 += s16 * 470296; -

4186 s6 += s16 * 654183; -

4187 s7 -= s16 * 997805; -

4188 s8 += s16 * 136657; -

4189 s9 -= s16 * 683901; -

4190 s16 = 0; -

4191 -

4192 s3 += s15 * 666643; -

4193 s4 += s15 * 470296; -

4194 s5 += s15 * 654183; -

4195 s6 -= s15 * 997805; -

4196 s7 += s15 * 136657; -

4197 s8 -= s15 * 683901; -

4198 s15 = 0; -

4199 -

4200 s2 += s14 * 666643; -

4201 s3 += s14 * 470296; -

4202 s4 += s14 * 654183; -

4203 s5 -= s14 * 997805; -

4204 s6 += s14 * 136657; -

4205 s7 -= s14 * 683901; -

4206 s14 = 0; -

4207 -

4208 s1 += s13 * 666643; -

4209 s2 += s13 * 470296; -

4210 s3 += s13 * 654183; -

4211 s4 -= s13 * 997805; -

4212 s5 += s13 * 136657; -

4213 s6 -= s13 * 683901; -

4214 s13 = 0; -

4215 -

4216 s0 += s12 * 666643; -

4217 s1 += s12 * 470296; -

4218 s2 += s12 * 654183; -

4219 s3 -= s12 * 997805; -

4220 s4 += s12 * 136657; -

4221 s5 -= s12 * 683901; -

4222 s12 = 0; -

4223 -

4224 carry0 = (s0 + (1 << 20)) >> 21; -

4225 s1 += carry0; -

4226 s0 -= carry0 * (1 << 21); -

4227 carry2 = (s2 + (1 << 20)) >> 21; -

4228 s3 += carry2; -

4229 s2 -= carry2 * (1 << 21); -

4230 carry4 = (s4 + (1 << 20)) >> 21; -

4231 s5 += carry4; -

4232 s4 -= carry4 * (1 << 21); -

4233 carry6 = (s6 + (1 << 20)) >> 21; -

4234 s7 += carry6; -

4235 s6 -= carry6 * (1 << 21); -

4236 carry8 = (s8 + (1 << 20)) >> 21; -

4237 s9 += carry8; -

4238 s8 -= carry8 * (1 << 21); -

4239 carry10 = (s10 + (1 << 20)) >> 21; -

4240 s11 += carry10; -

4241 s10 -= carry10 * (1 << 21); -

4242 -

4243 carry1 = (s1 + (1 << 20)) >> 21; -

4244 s2 += carry1; -

4245 s1 -= carry1 * (1 << 21); -

4246 carry3 = (s3 + (1 << 20)) >> 21; -

4247 s4 += carry3; -

4248 s3 -= carry3 * (1 << 21); -

4249 carry5 = (s5 + (1 << 20)) >> 21; -

4250 s6 += carry5; -

4251 s5 -= carry5 * (1 << 21); -

4252 carry7 = (s7 + (1 << 20)) >> 21; -

4253 s8 += carry7; -

4254 s7 -= carry7 * (1 << 21); -

4255 carry9 = (s9 + (1 << 20)) >> 21; -

4256 s10 += carry9; -

4257 s9 -= carry9 * (1 << 21); -

4258 carry11 = (s11 + (1 << 20)) >> 21; -

4259 s12 += carry11; -

4260 s11 -= carry11 * (1 << 21); -

4261 -

4262 s0 += s12 * 666643; -

4263 s1 += s12 * 470296; -

4264 s2 += s12 * 654183; -

4265 s3 -= s12 * 997805; -

4266 s4 += s12 * 136657; -

4267 s5 -= s12 * 683901; -

4268 s12 = 0; -

4269 -

4270 carry0 = s0 >> 21; -

4271 s1 += carry0; -

4272 s0 -= carry0 * (1 << 21); -

4273 carry1 = s1 >> 21; -

4274 s2 += carry1; -

4275 s1 -= carry1 * (1 << 21); -

4276 carry2 = s2 >> 21; -

4277 s3 += carry2; -

4278 s2 -= carry2 * (1 << 21); -

4279 carry3 = s3 >> 21; -

4280 s4 += carry3; -

4281 s3 -= carry3 * (1 << 21); -

4282 carry4 = s4 >> 21; -

4283 s5 += carry4; -

4284 s4 -= carry4 * (1 << 21); -

4285 carry5 = s5 >> 21; -

4286 s6 += carry5; -

4287 s5 -= carry5 * (1 << 21); -

4288 carry6 = s6 >> 21; -

4289 s7 += carry6; -

4290 s6 -= carry6 * (1 << 21); -

4291 carry7 = s7 >> 21; -

4292 s8 += carry7; -

4293 s7 -= carry7 * (1 << 21); -

4294 carry8 = s8 >> 21; -

4295 s9 += carry8; -

4296 s8 -= carry8 * (1 << 21); -

4297 carry9 = s9 >> 21; -

4298 s10 += carry9; -

4299 s9 -= carry9 * (1 << 21); -

4300 carry10 = s10 >> 21; -

4301 s11 += carry10; -

4302 s10 -= carry10 * (1 << 21); -

4303 carry11 = s11 >> 21; -

4304 s12 += carry11; -

4305 s11 -= carry11 * (1 << 21); -

4306 -

4307 s0 += s12 * 666643; -

4308 s1 += s12 * 470296; -

4309 s2 += s12 * 654183; -

4310 s3 -= s12 * 997805; -

4311 s4 += s12 * 136657; -

4312 s5 -= s12 * 683901; -

4313 s12 = 0; -

4314 -

4315 carry0 = s0 >> 21; -

4316 s1 += carry0; -

4317 s0 -= carry0 * (1 << 21); -

4318 carry1 = s1 >> 21; -

4319 s2 += carry1; -

4320 s1 -= carry1 * (1 << 21); -

4321 carry2 = s2 >> 21; -

4322 s3 += carry2; -

4323 s2 -= carry2 * (1 << 21); -

4324 carry3 = s3 >> 21; -

4325 s4 += carry3; -

4326 s3 -= carry3 * (1 << 21); -

4327 carry4 = s4 >> 21; -

4328 s5 += carry4; -

4329 s4 -= carry4 * (1 << 21); -

4330 carry5 = s5 >> 21; -

4331 s6 += carry5; -

4332 s5 -= carry5 * (1 << 21); -

4333 carry6 = s6 >> 21; -

4334 s7 += carry6; -

4335 s6 -= carry6 * (1 << 21); -

4336 carry7 = s7 >> 21; -

4337 s8 += carry7; -

4338 s7 -= carry7 * (1 << 21); -

4339 carry8 = s8 >> 21; -

4340 s9 += carry8; -

4341 s8 -= carry8 * (1 << 21); -

4342 carry9 = s9 >> 21; -

4343 s10 += carry9; -

4344 s9 -= carry9 * (1 << 21); -

4345 carry10 = s10 >> 21; -

4346 s11 += carry10; -

4347 s10 -= carry10 * (1 << 21); -

4348 -

4349 s[0] = (uint8_t)(s0 >> 0); -

4350 s[1] = (uint8_t)(s0 >> 8); -

4351 s[2] = (uint8_t)((s0 >> 16) | (s1 << 5)); -

4352 s[3] = (uint8_t)(s1 >> 3); -

4353 s[4] = (uint8_t)(s1 >> 11); -

4354 s[5] = (uint8_t)((s1 >> 19) | (s2 << 2)); -

4355 s[6] = (uint8_t)(s2 >> 6); -

4356 s[7] = (uint8_t)((s2 >> 14) | (s3 << 7)); -

4357 s[8] = (uint8_t)(s3 >> 1); -

4358 s[9] = (uint8_t)(s3 >> 9); -

4359 s[10] = (uint8_t)((s3 >> 17) | (s4 << 4)); -

4360 s[11] = (uint8_t)(s4 >> 4); -

4361 s[12] = (uint8_t)(s4 >> 12); -

4362 s[13] = (uint8_t)((s4 >> 20) | (s5 << 1)); -

4363 s[14] = (uint8_t)(s5 >> 7); -

4364 s[15] = (uint8_t)((s5 >> 15) | (s6 << 6)); -

4365 s[16] = (uint8_t)(s6 >> 2); -

4366 s[17] = (uint8_t)(s6 >> 10); -

4367 s[18] = (uint8_t)((s6 >> 18) | (s7 << 3)); -

4368 s[19] = (uint8_t)(s7 >> 5); -

4369 s[20] = (uint8_t)(s7 >> 13); -

4370 s[21] = (uint8_t)(s8 >> 0); -

4371 s[22] = (uint8_t)(s8 >> 8); -

4372 s[23] = (uint8_t)((s8 >> 16) | (s9 << 5)); -

4373 s[24] = (uint8_t)(s9 >> 3); -

4374 s[25] = (uint8_t)(s9 >> 11); -

4375 s[26] = (uint8_t)((s9 >> 19) | (s10 << 2)); -

4376 s[27] = (uint8_t)(s10 >> 6); -

4377 s[28] = (uint8_t)((s10 >> 14) | (s11 << 7)); -

4378 s[29] = (uint8_t)(s11 >> 1); -

4379 s[30] = (uint8_t)(s11 >> 9); -

4380 s[31] = (uint8_t)(s11 >> 17); -

4381

}

executed 32 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

4382 static void sc_muladd(uint8_t *s, const uint8_t *a, const uint8_t *b, -

4383 const uint8_t *c) { -

4384 int64_t a0 = 2097151 & load_3(a); -

4385 int64_t a1 = 2097151 & (load_4(a + 2) >> 5); -

4386 int64_t a2 = 2097151 & (load_3(a + 5) >> 2); -

4387 int64_t a3 = 2097151 & (load_4(a + 7) >> 7); -

4388 int64_t a4 = 2097151 & (load_4(a + 10) >> 4); -

4389 int64_t a5 = 2097151 & (load_3(a + 13) >> 1); -

4390 int64_t a6 = 2097151 & (load_4(a + 15) >> 6); -

4391 int64_t a7 = 2097151 & (load_3(a + 18) >> 3); -

4392 int64_t a8 = 2097151 & load_3(a + 21); -

4393 int64_t a9 = 2097151 & (load_4(a + 23) >> 5); -

4394 int64_t a10 = 2097151 & (load_3(a + 26) >> 2); -

4395 int64_t a11 = (load_4(a + 28) >> 7); -

4396 int64_t b0 = 2097151 & load_3(b); -

4397 int64_t b1 = 2097151 & (load_4(b + 2) >> 5); -

4398 int64_t b2 = 2097151 & (load_3(b + 5) >> 2); -

4399 int64_t b3 = 2097151 & (load_4(b + 7) >> 7); -

4400 int64_t b4 = 2097151 & (load_4(b + 10) >> 4); -

4401 int64_t b5 = 2097151 & (load_3(b + 13) >> 1); -

4402 int64_t b6 = 2097151 & (load_4(b + 15) >> 6); -

4403 int64_t b7 = 2097151 & (load_3(b + 18) >> 3); -

4404 int64_t b8 = 2097151 & load_3(b + 21); -

4405 int64_t b9 = 2097151 & (load_4(b + 23) >> 5); -

4406 int64_t b10 = 2097151 & (load_3(b + 26) >> 2); -

4407 int64_t b11 = (load_4(b + 28) >> 7); -

4408 int64_t c0 = 2097151 & load_3(c); -

4409 int64_t c1 = 2097151 & (load_4(c + 2) >> 5); -

4410 int64_t c2 = 2097151 & (load_3(c + 5) >> 2); -

4411 int64_t c3 = 2097151 & (load_4(c + 7) >> 7); -

4412 int64_t c4 = 2097151 & (load_4(c + 10) >> 4); -

4413 int64_t c5 = 2097151 & (load_3(c + 13) >> 1); -

4414 int64_t c6 = 2097151 & (load_4(c + 15) >> 6); -

4415 int64_t c7 = 2097151 & (load_3(c + 18) >> 3); -

4416 int64_t c8 = 2097151 & load_3(c + 21); -

4417 int64_t c9 = 2097151 & (load_4(c + 23) >> 5); -

4418 int64_t c10 = 2097151 & (load_3(c + 26) >> 2); -

4419 int64_t c11 = (load_4(c + 28) >> 7); -

4420 int64_t s0; -

4421 int64_t s1; -

4422 int64_t s2; -

4423 int64_t s3; -

4424 int64_t s4; -

4425 int64_t s5; -

4426 int64_t s6; -

4427 int64_t s7; -

4428 int64_t s8; -

4429 int64_t s9; -

4430 int64_t s10; -

4431 int64_t s11; -

4432 int64_t s12; -

4433 int64_t s13; -

4434 int64_t s14; -

4435 int64_t s15; -

4436 int64_t s16; -

4437 int64_t s17; -

4438 int64_t s18; -

4439 int64_t s19; -

4440 int64_t s20; -

4441 int64_t s21; -

4442 int64_t s22; -

4443 int64_t s23; -

4444 int64_t carry0; -

4445 int64_t carry1; -

4446 int64_t carry2; -

4447 int64_t carry3; -

4448 int64_t carry4; -

4449 int64_t carry5; -

4450 int64_t carry6; -

4451 int64_t carry7; -

4452 int64_t carry8; -

4453 int64_t carry9; -

4454 int64_t carry10; -

4455 int64_t carry11; -

4456 int64_t carry12; -

4457 int64_t carry13; -

4458 int64_t carry14; -

4459 int64_t carry15; -

4460 int64_t carry16; -

4461 int64_t carry17; -

4462 int64_t carry18; -

4463 int64_t carry19; -

4464 int64_t carry20; -

4465 int64_t carry21; -

4466 int64_t carry22; -

4467 -

4468 s0 = c0 + a0 * b0; -

4469 s1 = c1 + a0 * b1 + a1 * b0; -

4470 s2 = c2 + a0 * b2 + a1 * b1 + a2 * b0; -

4471 s3 = c3 + a0 * b3 + a1 * b2 + a2 * b1 + a3 * b0; -

4472 s4 = c4 + a0 * b4 + a1 * b3 + a2 * b2 + a3 * b1 + a4 * b0; -

4473 s5 = c5 + a0 * b5 + a1 * b4 + a2 * b3 + a3 * b2 + a4 * b1 + a5 * b0; -

4474 s6 = c6 + a0 * b6 + a1 * b5 + a2 * b4 + a3 * b3 + a4 * b2 + a5 * b1 + a6 * b0; -

4475 s7 = c7 + a0 * b7 + a1 * b6 + a2 * b5 + a3 * b4 + a4 * b3 + a5 * b2 + -

4476 a6 * b1 + a7 * b0; -

4477 s8 = c8 + a0 * b8 + a1 * b7 + a2 * b6 + a3 * b5 + a4 * b4 + a5 * b3 + -

4478 a6 * b2 + a7 * b1 + a8 * b0; -

4479 s9 = c9 + a0 * b9 + a1 * b8 + a2 * b7 + a3 * b6 + a4 * b5 + a5 * b4 + -

4480 a6 * b3 + a7 * b2 + a8 * b1 + a9 * b0; -

4481 s10 = c10 + a0 * b10 + a1 * b9 + a2 * b8 + a3 * b7 + a4 * b6 + a5 * b5 + -

4482 a6 * b4 + a7 * b3 + a8 * b2 + a9 * b1 + a10 * b0; -

4483 s11 = c11 + a0 * b11 + a1 * b10 + a2 * b9 + a3 * b8 + a4 * b7 + a5 * b6 + -

4484 a6 * b5 + a7 * b4 + a8 * b3 + a9 * b2 + a10 * b1 + a11 * b0; -

4485 s12 = a1 * b11 + a2 * b10 + a3 * b9 + a4 * b8 + a5 * b7 + a6 * b6 + a7 * b5 + -

4486 a8 * b4 + a9 * b3 + a10 * b2 + a11 * b1; -

4487 s13 = a2 * b11 + a3 * b10 + a4 * b9 + a5 * b8 + a6 * b7 + a7 * b6 + a8 * b5 + -

4488 a9 * b4 + a10 * b3 + a11 * b2; -

4489 s14 = a3 * b11 + a4 * b10 + a5 * b9 + a6 * b8 + a7 * b7 + a8 * b6 + a9 * b5 + -

4490 a10 * b4 + a11 * b3; -

4491 s15 = a4 * b11 + a5 * b10 + a6 * b9 + a7 * b8 + a8 * b7 + a9 * b6 + a10 * b5 + -

4492 a11 * b4; -

4493 s16 = a5 * b11 + a6 * b10 + a7 * b9 + a8 * b8 + a9 * b7 + a10 * b6 + a11 * b5; -

4494 s17 = a6 * b11 + a7 * b10 + a8 * b9 + a9 * b8 + a10 * b7 + a11 * b6; -

4495 s18 = a7 * b11 + a8 * b10 + a9 * b9 + a10 * b8 + a11 * b7; -

4496 s19 = a8 * b11 + a9 * b10 + a10 * b9 + a11 * b8; -

4497 s20 = a9 * b11 + a10 * b10 + a11 * b9; -

4498 s21 = a10 * b11 + a11 * b10; -

4499 s22 = a11 * b11; -

4500 s23 = 0; -

4501 -

4502 carry0 = (s0 + (1 << 20)) >> 21; -

4503 s1 += carry0; -

4504 s0 -= carry0 * (1 << 21); -

4505 carry2 = (s2 + (1 << 20)) >> 21; -

4506 s3 += carry2; -

4507 s2 -= carry2 * (1 << 21); -

4508 carry4 = (s4 + (1 << 20)) >> 21; -

4509 s5 += carry4; -

4510 s4 -= carry4 * (1 << 21); -

4511 carry6 = (s6 + (1 << 20)) >> 21; -

4512 s7 += carry6; -

4513 s6 -= carry6 * (1 << 21); -

4514 carry8 = (s8 + (1 << 20)) >> 21; -

4515 s9 += carry8; -

4516 s8 -= carry8 * (1 << 21); -

4517 carry10 = (s10 + (1 << 20)) >> 21; -

4518 s11 += carry10; -

4519 s10 -= carry10 * (1 << 21); -

4520 carry12 = (s12 + (1 << 20)) >> 21; -

4521 s13 += carry12; -

4522 s12 -= carry12 * (1 << 21); -

4523 carry14 = (s14 + (1 << 20)) >> 21; -

4524 s15 += carry14; -

4525 s14 -= carry14 * (1 << 21); -

4526 carry16 = (s16 + (1 << 20)) >> 21; -

4527 s17 += carry16; -

4528 s16 -= carry16 * (1 << 21); -

4529 carry18 = (s18 + (1 << 20)) >> 21; -

4530 s19 += carry18; -

4531 s18 -= carry18 * (1 << 21); -

4532 carry20 = (s20 + (1 << 20)) >> 21; -

4533 s21 += carry20; -

4534 s20 -= carry20 * (1 << 21); -

4535 carry22 = (s22 + (1 << 20)) >> 21; -

4536 s23 += carry22; -

4537 s22 -= carry22 * (1 << 21); -

4538 -

4539 carry1 = (s1 + (1 << 20)) >> 21; -

4540 s2 += carry1; -

4541 s1 -= carry1 * (1 << 21); -

4542 carry3 = (s3 + (1 << 20)) >> 21; -

4543 s4 += carry3; -

4544 s3 -= carry3 * (1 << 21); -

4545 carry5 = (s5 + (1 << 20)) >> 21; -

4546 s6 += carry5; -

4547 s5 -= carry5 * (1 << 21); -

4548 carry7 = (s7 + (1 << 20)) >> 21; -

4549 s8 += carry7; -

4550 s7 -= carry7 * (1 << 21); -

4551 carry9 = (s9 + (1 << 20)) >> 21; -

4552 s10 += carry9; -

4553 s9 -= carry9 * (1 << 21); -

4554 carry11 = (s11 + (1 << 20)) >> 21; -

4555 s12 += carry11; -

4556 s11 -= carry11 * (1 << 21); -

4557 carry13 = (s13 + (1 << 20)) >> 21; -

4558 s14 += carry13; -

4559 s13 -= carry13 * (1 << 21); -

4560 carry15 = (s15 + (1 << 20)) >> 21; -

4561 s16 += carry15; -

4562 s15 -= carry15 * (1 << 21); -

4563 carry17 = (s17 + (1 << 20)) >> 21; -

4564 s18 += carry17; -

4565 s17 -= carry17 * (1 << 21); -

4566 carry19 = (s19 + (1 << 20)) >> 21; -

4567 s20 += carry19; -

4568 s19 -= carry19 * (1 << 21); -

4569 carry21 = (s21 + (1 << 20)) >> 21; -

4570 s22 += carry21; -

4571 s21 -= carry21 * (1 << 21); -

4572 -

4573 s11 += s23 * 666643; -

4574 s12 += s23 * 470296; -

4575 s13 += s23 * 654183; -

4576 s14 -= s23 * 997805; -

4577 s15 += s23 * 136657; -

4578 s16 -= s23 * 683901; -

4579 s23 = 0; -

4580 -

4581 s10 += s22 * 666643; -

4582 s11 += s22 * 470296; -

4583 s12 += s22 * 654183; -

4584 s13 -= s22 * 997805; -

4585 s14 += s22 * 136657; -

4586 s15 -= s22 * 683901; -

4587 s22 = 0; -

4588 -

4589 s9 += s21 * 666643; -

4590 s10 += s21 * 470296; -

4591 s11 += s21 * 654183; -

4592 s12 -= s21 * 997805; -

4593 s13 += s21 * 136657; -

4594 s14 -= s21 * 683901; -

4595 s21 = 0; -

4596 -

4597 s8 += s20 * 666643; -

4598 s9 += s20 * 470296; -

4599 s10 += s20 * 654183; -

4600 s11 -= s20 * 997805; -

4601 s12 += s20 * 136657; -

4602 s13 -= s20 * 683901; -

4603 s20 = 0; -

4604 -

4605 s7 += s19 * 666643; -

4606 s8 += s19 * 470296; -

4607 s9 += s19 * 654183; -

4608 s10 -= s19 * 997805; -

4609 s11 += s19 * 136657; -

4610 s12 -= s19 * 683901; -

4611 s19 = 0; -

4612 -

4613 s6 += s18 * 666643; -

4614 s7 += s18 * 470296; -

4615 s8 += s18 * 654183; -

4616 s9 -= s18 * 997805; -

4617 s10 += s18 * 136657; -

4618 s11 -= s18 * 683901; -

4619 s18 = 0; -

4620 -

4621 carry6 = (s6 + (1 << 20)) >> 21; -

4622 s7 += carry6; -

4623 s6 -= carry6 * (1 << 21); -

4624 carry8 = (s8 + (1 << 20)) >> 21; -

4625 s9 += carry8; -

4626 s8 -= carry8 * (1 << 21); -

4627 carry10 = (s10 + (1 << 20)) >> 21; -

4628 s11 += carry10; -

4629 s10 -= carry10 * (1 << 21); -

4630 carry12 = (s12 + (1 << 20)) >> 21; -

4631 s13 += carry12; -

4632 s12 -= carry12 * (1 << 21); -

4633 carry14 = (s14 + (1 << 20)) >> 21; -

4634 s15 += carry14; -

4635 s14 -= carry14 * (1 << 21); -

4636 carry16 = (s16 + (1 << 20)) >> 21; -

4637 s17 += carry16; -

4638 s16 -= carry16 * (1 << 21); -

4639 -

4640 carry7 = (s7 + (1 << 20)) >> 21; -

4641 s8 += carry7; -

4642 s7 -= carry7 * (1 << 21); -

4643 carry9 = (s9 + (1 << 20)) >> 21; -

4644 s10 += carry9; -

4645 s9 -= carry9 * (1 << 21); -

4646 carry11 = (s11 + (1 << 20)) >> 21; -

4647 s12 += carry11; -

4648 s11 -= carry11 * (1 << 21); -

4649 carry13 = (s13 + (1 << 20)) >> 21; -

4650 s14 += carry13; -

4651 s13 -= carry13 * (1 << 21); -

4652 carry15 = (s15 + (1 << 20)) >> 21; -

4653 s16 += carry15; -

4654 s15 -= carry15 * (1 << 21); -

4655 -

4656 s5 += s17 * 666643; -

4657 s6 += s17 * 470296; -

4658 s7 += s17 * 654183; -

4659 s8 -= s17 * 997805; -

4660 s9 += s17 * 136657; -

4661 s10 -= s17 * 683901; -

4662 s17 = 0; -

4663 -

4664 s4 += s16 * 666643; -

4665 s5 += s16 * 470296; -

4666 s6 += s16 * 654183; -

4667 s7 -= s16 * 997805; -

4668 s8 += s16 * 136657; -

4669 s9 -= s16 * 683901; -

4670 s16 = 0; -

4671 -

4672 s3 += s15 * 666643; -

4673 s4 += s15 * 470296; -

4674 s5 += s15 * 654183; -

4675 s6 -= s15 * 997805; -

4676 s7 += s15 * 136657; -

4677 s8 -= s15 * 683901; -

4678 s15 = 0; -

4679 -

4680 s2 += s14 * 666643; -

4681 s3 += s14 * 470296; -

4682 s4 += s14 * 654183; -

4683 s5 -= s14 * 997805; -

4684 s6 += s14 * 136657; -

4685 s7 -= s14 * 683901; -

4686 s14 = 0; -

4687 -

4688 s1 += s13 * 666643; -

4689 s2 += s13 * 470296; -

4690 s3 += s13 * 654183; -

4691 s4 -= s13 * 997805; -

4692 s5 += s13 * 136657; -

4693 s6 -= s13 * 683901; -

4694 s13 = 0; -

4695 -

4696 s0 += s12 * 666643; -

4697 s1 += s12 * 470296; -

4698 s2 += s12 * 654183; -

4699 s3 -= s12 * 997805; -

4700 s4 += s12 * 136657; -

4701 s5 -= s12 * 683901; -

4702 s12 = 0; -

4703 -

4704 carry0 = (s0 + (1 << 20)) >> 21; -

4705 s1 += carry0; -

4706 s0 -= carry0 * (1 << 21); -

4707 carry2 = (s2 + (1 << 20)) >> 21; -

4708 s3 += carry2; -

4709 s2 -= carry2 * (1 << 21); -

4710 carry4 = (s4 + (1 << 20)) >> 21; -

4711 s5 += carry4; -

4712 s4 -= carry4 * (1 << 21); -

4713 carry6 = (s6 + (1 << 20)) >> 21; -

4714 s7 += carry6; -

4715 s6 -= carry6 * (1 << 21); -

4716 carry8 = (s8 + (1 << 20)) >> 21; -

4717 s9 += carry8; -

4718 s8 -= carry8 * (1 << 21); -

4719 carry10 = (s10 + (1 << 20)) >> 21; -

4720 s11 += carry10; -

4721 s10 -= carry10 * (1 << 21); -

4722 -

4723 carry1 = (s1 + (1 << 20)) >> 21; -

4724 s2 += carry1; -

4725 s1 -= carry1 * (1 << 21); -

4726 carry3 = (s3 + (1 << 20)) >> 21; -

4727 s4 += carry3; -

4728 s3 -= carry3 * (1 << 21); -

4729 carry5 = (s5 + (1 << 20)) >> 21; -

4730 s6 += carry5; -

4731 s5 -= carry5 * (1 << 21); -

4732 carry7 = (s7 + (1 << 20)) >> 21; -

4733 s8 += carry7; -

4734 s7 -= carry7 * (1 << 21); -

4735 carry9 = (s9 + (1 << 20)) >> 21; -

4736 s10 += carry9; -

4737 s9 -= carry9 * (1 << 21); -

4738 carry11 = (s11 + (1 << 20)) >> 21; -

4739 s12 += carry11; -

4740 s11 -= carry11 * (1 << 21); -

4741 -

4742 s0 += s12 * 666643; -

4743 s1 += s12 * 470296; -

4744 s2 += s12 * 654183; -

4745 s3 -= s12 * 997805; -

4746 s4 += s12 * 136657; -

4747 s5 -= s12 * 683901; -

4748 s12 = 0; -

4749 -

4750 carry0 = s0 >> 21; -

4751 s1 += carry0; -

4752 s0 -= carry0 * (1 << 21); -

4753 carry1 = s1 >> 21; -

4754 s2 += carry1; -

4755 s1 -= carry1 * (1 << 21); -

4756 carry2 = s2 >> 21; -

4757 s3 += carry2; -

4758 s2 -= carry2 * (1 << 21); -

4759 carry3 = s3 >> 21; -

4760 s4 += carry3; -

4761 s3 -= carry3 * (1 << 21); -

4762 carry4 = s4 >> 21; -

4763 s5 += carry4; -

4764 s4 -= carry4 * (1 << 21); -

4765 carry5 = s5 >> 21; -

4766 s6 += carry5; -

4767 s5 -= carry5 * (1 << 21); -

4768 carry6 = s6 >> 21; -

4769 s7 += carry6; -

4770 s6 -= carry6 * (1 << 21); -

4771 carry7 = s7 >> 21; -

4772 s8 += carry7; -

4773 s7 -= carry7 * (1 << 21); -

4774 carry8 = s8 >> 21; -

4775 s9 += carry8; -

4776 s8 -= carry8 * (1 << 21); -

4777 carry9 = s9 >> 21; -

4778 s10 += carry9; -

4779 s9 -= carry9 * (1 << 21); -

4780 carry10 = s10 >> 21; -

4781 s11 += carry10; -

4782 s10 -= carry10 * (1 << 21); -

4783 carry11 = s11 >> 21; -

4784 s12 += carry11; -

4785 s11 -= carry11 * (1 << 21); -

4786 -

4787 s0 += s12 * 666643; -

4788 s1 += s12 * 470296; -

4789 s2 += s12 * 654183; -

4790 s3 -= s12 * 997805; -

4791 s4 += s12 * 136657; -

4792 s5 -= s12 * 683901; -

4793 s12 = 0; -

4794 -

4795 carry0 = s0 >> 21; -

4796 s1 += carry0; -

4797 s0 -= carry0 * (1 << 21); -

4798 carry1 = s1 >> 21; -

4799 s2 += carry1; -

4800 s1 -= carry1 * (1 << 21); -

4801 carry2 = s2 >> 21; -

4802 s3 += carry2; -

4803 s2 -= carry2 * (1 << 21); -

4804 carry3 = s3 >> 21; -

4805 s4 += carry3; -

4806 s3 -= carry3 * (1 << 21); -

4807 carry4 = s4 >> 21; -

4808 s5 += carry4; -

4809 s4 -= carry4 * (1 << 21); -

4810 carry5 = s5 >> 21; -

4811 s6 += carry5; -

4812 s5 -= carry5 * (1 << 21); -

4813 carry6 = s6 >> 21; -

4814 s7 += carry6; -

4815 s6 -= carry6 * (1 << 21); -

4816 carry7 = s7 >> 21; -

4817 s8 += carry7; -

4818 s7 -= carry7 * (1 << 21); -

4819 carry8 = s8 >> 21; -

4820 s9 += carry8; -

4821 s8 -= carry8 * (1 << 21); -

4822 carry9 = s9 >> 21; -

4823 s10 += carry9; -

4824 s9 -= carry9 * (1 << 21); -

4825 carry10 = s10 >> 21; -

4826 s11 += carry10; -

4827 s10 -= carry10 * (1 << 21); -

4828 -

4829 s[0] = (uint8_t)(s0 >> 0); -

4830 s[1] = (uint8_t)(s0 >> 8); -

4831 s[2] = (uint8_t)((s0 >> 16) | (s1 << 5)); -

4832 s[3] = (uint8_t)(s1 >> 3); -

4833 s[4] = (uint8_t)(s1 >> 11); -

4834 s[5] = (uint8_t)((s1 >> 19) | (s2 << 2)); -

4835 s[6] = (uint8_t)(s2 >> 6); -

4836 s[7] = (uint8_t)((s2 >> 14) | (s3 << 7)); -

4837 s[8] = (uint8_t)(s3 >> 1); -

4838 s[9] = (uint8_t)(s3 >> 9); -

4839 s[10] = (uint8_t)((s3 >> 17) | (s4 << 4)); -

4840 s[11] = (uint8_t)(s4 >> 4); -

4841 s[12] = (uint8_t)(s4 >> 12); -

4842 s[13] = (uint8_t)((s4 >> 20) | (s5 << 1)); -

4843 s[14] = (uint8_t)(s5 >> 7); -

4844 s[15] = (uint8_t)((s5 >> 15) | (s6 << 6)); -

4845 s[16] = (uint8_t)(s6 >> 2); -

4846 s[17] = (uint8_t)(s6 >> 10); -

4847 s[18] = (uint8_t)((s6 >> 18) | (s7 << 3)); -

4848 s[19] = (uint8_t)(s7 >> 5); -

4849 s[20] = (uint8_t)(s7 >> 13); -

4850 s[21] = (uint8_t)(s8 >> 0); -

4851 s[22] = (uint8_t)(s8 >> 8); -

4852 s[23] = (uint8_t)((s8 >> 16) | (s9 << 5)); -

4853 s[24] = (uint8_t)(s9 >> 3); -

4854 s[25] = (uint8_t)(s9 >> 11); -

4855 s[26] = (uint8_t)((s9 >> 19) | (s10 << 2)); -

4856 s[27] = (uint8_t)(s10 >> 6); -

4857 s[28] = (uint8_t)((s10 >> 14) | (s11 << 7)); -

4858 s[29] = (uint8_t)(s11 >> 1); -

4859 s[30] = (uint8_t)(s11 >> 9); -

4860 s[31] = (uint8_t)(s11 >> 17); -

4861

}

executed 11 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

4862 -

4863 int ED25519_sign(uint8_t *out_sig, const uint8_t *message, size_t message_len, -

4864 const uint8_t public_key[32], const uint8_t private_key[32]) { -

4865 uint8_t az[64]; -

4866 uint8_t nonce[64]; -

4867 ge_p3 R; -

4868 uint8_t hram[64]; -

4869 SHA512_CTX hash_ctx; -

4870 -

4871 SHA512_Init(&hash_ctx); -

4872 SHA512_Update(&hash_ctx, private_key, 32); -

4873 SHA512_Final(az, &hash_ctx); -

4874 -

4875 az[0] &= 248; -

4876 az[31] &= 63; -

4877 az[31] |= 64; -

4878 -

4879 SHA512_Init(&hash_ctx); -

4880 SHA512_Update(&hash_ctx, az + 32, 32); -

4881 SHA512_Update(&hash_ctx, message, message_len); -

4882 SHA512_Final(nonce, &hash_ctx); -

4883 -

4884 x25519_sc_reduce(nonce); -

4885 ge_scalarmult_base(&R, nonce); -

4886 ge_p3_tobytes(out_sig, &R); -

4887 -

4888 SHA512_Init(&hash_ctx); -

4889 SHA512_Update(&hash_ctx, out_sig, 32); -

4890 SHA512_Update(&hash_ctx, public_key, 32); -

4891 SHA512_Update(&hash_ctx, message, message_len); -

4892 SHA512_Final(hram, &hash_ctx); -

4893 -

4894 x25519_sc_reduce(hram); -

4895 sc_muladd(out_sig + 32, hram, az, nonce); -

4896 -

4897 OPENSSL_cleanse(&hash_ctx, sizeof(hash_ctx)); -

4898 OPENSSL_cleanse(nonce, sizeof(nonce)); -

4899 OPENSSL_cleanse(az, sizeof(az)); -

4900 -

4901

return

executed 11 times by 1 test: return 1;

Executed by:

libcrypto.so.1.1

executed 11 times by 1 test: return 1;

Executed by:

libcrypto.so.1.1

4902 } -

4903 -

4904 int ED25519_verify(const uint8_t *message, size_t message_len, -

4905 const uint8_t signature[64], const uint8_t public_key[32]) { -

4906 ge_p3 A; -

4907 uint8_t rcopy[32]; -

4908 uint8_t scopy[32]; -

4909 SHA512_CTX hash_ctx; -

4910 ge_p2 R; -

4911 uint8_t rcheck[32]; -

4912 uint8_t h[64]; -

4913 -

4914

if ((

(signature[63] & 224) != 0	Description
TRUE	never evaluated
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

signature[63] & 224) != 0

(signature[63] & 224) != 0	Description
TRUE	never evaluated
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

0-10

4915

ge_frombytes_vartime(&A, public_key) != 0

ge_frombytes_v...blic_key) != 0	Description
TRUE	never evaluated
FALSE	evaluated 10 times by 1 test Evaluated by: libcrypto.so.1.1

) {

0-10

4916

return

never executed: return 0;

4917 } -

4918 -

4919 fe_neg(A.X, A.X); -

4920 fe_neg(A.T, A.T); -

4921 -

4922 memcpy(rcopy, signature, 32); -

4923 memcpy(scopy, signature + 32, 32); -

4924 -

4925 SHA512_Init(&hash_ctx); -

4926 SHA512_Update(&hash_ctx, signature, 32); -

4927 SHA512_Update(&hash_ctx, public_key, 32); -

4928 SHA512_Update(&hash_ctx, message, message_len); -

4929 SHA512_Final(h, &hash_ctx); -

4930 -

4931 x25519_sc_reduce(h); -

4932 -

4933 ge_double_scalarmult_vartime(&R, h, &A, scopy); -

4934 -

4935 ge_tobytes(rcheck, &R); -

4936 -

4937

return

executed 10 times by 1 test: return CRYPTO_memcmp(rcheck, rcopy, sizeof(rcheck)) == 0;

Executed by:

libcrypto.so.1.1

CRYPTO_memcmp(rcheck, rcopy, sizeof(rcheck)) == 0;

executed 10 times by 1 test: return CRYPTO_memcmp(rcheck, rcopy, sizeof(rcheck)) == 0;

Executed by:

libcrypto.so.1.1

4938 } -

4939 -

4940 void ED25519_public_from_private(uint8_t out_public_key[32], -

4941 const uint8_t private_key[32]) { -

4942 uint8_t az[64]; -

4943 ge_p3 A; -

4944 -

4945 SHA512(private_key, 32, az); -

4946 -

4947 az[0] &= 248; -

4948 az[31] &= 63; -

4949 az[31] |= 64; -

4950 -

4951 ge_scalarmult_base(&A, az); -

4952 ge_p3_tobytes(out_public_key, &A); -

4953 -

4954 OPENSSL_cleanse(az, sizeof(az)); -

4955

}

executed 35 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

4956 -

4957 int X25519(uint8_t out_shared_key[32], const uint8_t private_key[32], -

4958 const uint8_t peer_public_value[32]) { -

4959 static const uint8_t kZeros[32] = {0}; -

4960 x25519_scalar_mult(out_shared_key, private_key, peer_public_value); -

4961 -

4962

return

executed 2916 times by 1 test: return CRYPTO_memcmp(kZeros, out_shared_key, 32) != 0;

Executed by:

libcrypto.so.1.1

CRYPTO_memcmp(kZeros, out_shared_key, 32) != 0;

executed 2916 times by 1 test: return CRYPTO_memcmp(kZeros, out_shared_key, 32) != 0;

Executed by:

libcrypto.so.1.1

2916

4963 } -

4964 -

4965 void X25519_public_from_private(uint8_t out_public_value[32], -

4966 const uint8_t private_key[32]) { -

4967 uint8_t e[32]; -

4968 ge_p3 A; -

4969 fe zplusy, zminusy, zminusy_inv; -

4970 -

4971 memcpy(e, private_key, 32); -

4972 e[0] &= 248; -

4973 e[31] &= 127; -

4974 e[31] |= 64; -

4975 -

4976 ge_scalarmult_base(&A, e); -

4977 -

4978 -

4979 -

4980 fe_add(zplusy, A.Z, A.Y); -

4981 fe_sub(zminusy, A.Z, A.Y); -

4982 fe_invert(zminusy_inv, zminusy); -

4983 fe_mul(zplusy, zplusy, zminusy_inv); -

4984 fe_tobytes(out_public_value, zplusy); -

4985 -

4986 OPENSSL_cleanse(e, sizeof(e)); -

4987

}

executed 6229 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

6229

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