sha512.js 11 KB

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  1. import { HashMD } from './_md.js';
  2. import u64 from './_u64.js';
  3. import { wrapConstructor } from './utils.js';
  4. // Round contants (first 32 bits of the fractional parts of the cube roots of the first 80 primes 2..409):
  5. // prettier-ignore
  6. const [SHA512_Kh, SHA512_Kl] = /* @__PURE__ */ (() => u64.split([
  7. '0x428a2f98d728ae22', '0x7137449123ef65cd', '0xb5c0fbcfec4d3b2f', '0xe9b5dba58189dbbc',
  8. '0x3956c25bf348b538', '0x59f111f1b605d019', '0x923f82a4af194f9b', '0xab1c5ed5da6d8118',
  9. '0xd807aa98a3030242', '0x12835b0145706fbe', '0x243185be4ee4b28c', '0x550c7dc3d5ffb4e2',
  10. '0x72be5d74f27b896f', '0x80deb1fe3b1696b1', '0x9bdc06a725c71235', '0xc19bf174cf692694',
  11. '0xe49b69c19ef14ad2', '0xefbe4786384f25e3', '0x0fc19dc68b8cd5b5', '0x240ca1cc77ac9c65',
  12. '0x2de92c6f592b0275', '0x4a7484aa6ea6e483', '0x5cb0a9dcbd41fbd4', '0x76f988da831153b5',
  13. '0x983e5152ee66dfab', '0xa831c66d2db43210', '0xb00327c898fb213f', '0xbf597fc7beef0ee4',
  14. '0xc6e00bf33da88fc2', '0xd5a79147930aa725', '0x06ca6351e003826f', '0x142929670a0e6e70',
  15. '0x27b70a8546d22ffc', '0x2e1b21385c26c926', '0x4d2c6dfc5ac42aed', '0x53380d139d95b3df',
  16. '0x650a73548baf63de', '0x766a0abb3c77b2a8', '0x81c2c92e47edaee6', '0x92722c851482353b',
  17. '0xa2bfe8a14cf10364', '0xa81a664bbc423001', '0xc24b8b70d0f89791', '0xc76c51a30654be30',
  18. '0xd192e819d6ef5218', '0xd69906245565a910', '0xf40e35855771202a', '0x106aa07032bbd1b8',
  19. '0x19a4c116b8d2d0c8', '0x1e376c085141ab53', '0x2748774cdf8eeb99', '0x34b0bcb5e19b48a8',
  20. '0x391c0cb3c5c95a63', '0x4ed8aa4ae3418acb', '0x5b9cca4f7763e373', '0x682e6ff3d6b2b8a3',
  21. '0x748f82ee5defb2fc', '0x78a5636f43172f60', '0x84c87814a1f0ab72', '0x8cc702081a6439ec',
  22. '0x90befffa23631e28', '0xa4506cebde82bde9', '0xbef9a3f7b2c67915', '0xc67178f2e372532b',
  23. '0xca273eceea26619c', '0xd186b8c721c0c207', '0xeada7dd6cde0eb1e', '0xf57d4f7fee6ed178',
  24. '0x06f067aa72176fba', '0x0a637dc5a2c898a6', '0x113f9804bef90dae', '0x1b710b35131c471b',
  25. '0x28db77f523047d84', '0x32caab7b40c72493', '0x3c9ebe0a15c9bebc', '0x431d67c49c100d4c',
  26. '0x4cc5d4becb3e42b6', '0x597f299cfc657e2a', '0x5fcb6fab3ad6faec', '0x6c44198c4a475817'
  27. ].map(n => BigInt(n))))();
  28. // Temporary buffer, not used to store anything between runs
  29. const SHA512_W_H = /* @__PURE__ */ new Uint32Array(80);
  30. const SHA512_W_L = /* @__PURE__ */ new Uint32Array(80);
  31. export class SHA512 extends HashMD {
  32. constructor() {
  33. super(128, 64, 16, false);
  34. // We cannot use array here since array allows indexing by variable which means optimizer/compiler cannot use registers.
  35. // Also looks cleaner and easier to verify with spec.
  36. // Initial state (first 32 bits of the fractional parts of the square roots of the first 8 primes 2..19):
  37. // h -- high 32 bits, l -- low 32 bits
  38. this.Ah = 0x6a09e667 | 0;
  39. this.Al = 0xf3bcc908 | 0;
  40. this.Bh = 0xbb67ae85 | 0;
  41. this.Bl = 0x84caa73b | 0;
  42. this.Ch = 0x3c6ef372 | 0;
  43. this.Cl = 0xfe94f82b | 0;
  44. this.Dh = 0xa54ff53a | 0;
  45. this.Dl = 0x5f1d36f1 | 0;
  46. this.Eh = 0x510e527f | 0;
  47. this.El = 0xade682d1 | 0;
  48. this.Fh = 0x9b05688c | 0;
  49. this.Fl = 0x2b3e6c1f | 0;
  50. this.Gh = 0x1f83d9ab | 0;
  51. this.Gl = 0xfb41bd6b | 0;
  52. this.Hh = 0x5be0cd19 | 0;
  53. this.Hl = 0x137e2179 | 0;
  54. }
  55. // prettier-ignore
  56. get() {
  57. const { Ah, Al, Bh, Bl, Ch, Cl, Dh, Dl, Eh, El, Fh, Fl, Gh, Gl, Hh, Hl } = this;
  58. return [Ah, Al, Bh, Bl, Ch, Cl, Dh, Dl, Eh, El, Fh, Fl, Gh, Gl, Hh, Hl];
  59. }
  60. // prettier-ignore
  61. set(Ah, Al, Bh, Bl, Ch, Cl, Dh, Dl, Eh, El, Fh, Fl, Gh, Gl, Hh, Hl) {
  62. this.Ah = Ah | 0;
  63. this.Al = Al | 0;
  64. this.Bh = Bh | 0;
  65. this.Bl = Bl | 0;
  66. this.Ch = Ch | 0;
  67. this.Cl = Cl | 0;
  68. this.Dh = Dh | 0;
  69. this.Dl = Dl | 0;
  70. this.Eh = Eh | 0;
  71. this.El = El | 0;
  72. this.Fh = Fh | 0;
  73. this.Fl = Fl | 0;
  74. this.Gh = Gh | 0;
  75. this.Gl = Gl | 0;
  76. this.Hh = Hh | 0;
  77. this.Hl = Hl | 0;
  78. }
  79. process(view, offset) {
  80. // Extend the first 16 words into the remaining 64 words w[16..79] of the message schedule array
  81. for (let i = 0; i < 16; i++, offset += 4) {
  82. SHA512_W_H[i] = view.getUint32(offset);
  83. SHA512_W_L[i] = view.getUint32((offset += 4));
  84. }
  85. for (let i = 16; i < 80; i++) {
  86. // s0 := (w[i-15] rightrotate 1) xor (w[i-15] rightrotate 8) xor (w[i-15] rightshift 7)
  87. const W15h = SHA512_W_H[i - 15] | 0;
  88. const W15l = SHA512_W_L[i - 15] | 0;
  89. const s0h = u64.rotrSH(W15h, W15l, 1) ^ u64.rotrSH(W15h, W15l, 8) ^ u64.shrSH(W15h, W15l, 7);
  90. const s0l = u64.rotrSL(W15h, W15l, 1) ^ u64.rotrSL(W15h, W15l, 8) ^ u64.shrSL(W15h, W15l, 7);
  91. // s1 := (w[i-2] rightrotate 19) xor (w[i-2] rightrotate 61) xor (w[i-2] rightshift 6)
  92. const W2h = SHA512_W_H[i - 2] | 0;
  93. const W2l = SHA512_W_L[i - 2] | 0;
  94. const s1h = u64.rotrSH(W2h, W2l, 19) ^ u64.rotrBH(W2h, W2l, 61) ^ u64.shrSH(W2h, W2l, 6);
  95. const s1l = u64.rotrSL(W2h, W2l, 19) ^ u64.rotrBL(W2h, W2l, 61) ^ u64.shrSL(W2h, W2l, 6);
  96. // SHA256_W[i] = s0 + s1 + SHA256_W[i - 7] + SHA256_W[i - 16];
  97. const SUMl = u64.add4L(s0l, s1l, SHA512_W_L[i - 7], SHA512_W_L[i - 16]);
  98. const SUMh = u64.add4H(SUMl, s0h, s1h, SHA512_W_H[i - 7], SHA512_W_H[i - 16]);
  99. SHA512_W_H[i] = SUMh | 0;
  100. SHA512_W_L[i] = SUMl | 0;
  101. }
  102. let { Ah, Al, Bh, Bl, Ch, Cl, Dh, Dl, Eh, El, Fh, Fl, Gh, Gl, Hh, Hl } = this;
  103. // Compression function main loop, 80 rounds
  104. for (let i = 0; i < 80; i++) {
  105. // S1 := (e rightrotate 14) xor (e rightrotate 18) xor (e rightrotate 41)
  106. const sigma1h = u64.rotrSH(Eh, El, 14) ^ u64.rotrSH(Eh, El, 18) ^ u64.rotrBH(Eh, El, 41);
  107. const sigma1l = u64.rotrSL(Eh, El, 14) ^ u64.rotrSL(Eh, El, 18) ^ u64.rotrBL(Eh, El, 41);
  108. //const T1 = (H + sigma1 + Chi(E, F, G) + SHA256_K[i] + SHA256_W[i]) | 0;
  109. const CHIh = (Eh & Fh) ^ (~Eh & Gh);
  110. const CHIl = (El & Fl) ^ (~El & Gl);
  111. // T1 = H + sigma1 + Chi(E, F, G) + SHA512_K[i] + SHA512_W[i]
  112. // prettier-ignore
  113. const T1ll = u64.add5L(Hl, sigma1l, CHIl, SHA512_Kl[i], SHA512_W_L[i]);
  114. const T1h = u64.add5H(T1ll, Hh, sigma1h, CHIh, SHA512_Kh[i], SHA512_W_H[i]);
  115. const T1l = T1ll | 0;
  116. // S0 := (a rightrotate 28) xor (a rightrotate 34) xor (a rightrotate 39)
  117. const sigma0h = u64.rotrSH(Ah, Al, 28) ^ u64.rotrBH(Ah, Al, 34) ^ u64.rotrBH(Ah, Al, 39);
  118. const sigma0l = u64.rotrSL(Ah, Al, 28) ^ u64.rotrBL(Ah, Al, 34) ^ u64.rotrBL(Ah, Al, 39);
  119. const MAJh = (Ah & Bh) ^ (Ah & Ch) ^ (Bh & Ch);
  120. const MAJl = (Al & Bl) ^ (Al & Cl) ^ (Bl & Cl);
  121. Hh = Gh | 0;
  122. Hl = Gl | 0;
  123. Gh = Fh | 0;
  124. Gl = Fl | 0;
  125. Fh = Eh | 0;
  126. Fl = El | 0;
  127. ({ h: Eh, l: El } = u64.add(Dh | 0, Dl | 0, T1h | 0, T1l | 0));
  128. Dh = Ch | 0;
  129. Dl = Cl | 0;
  130. Ch = Bh | 0;
  131. Cl = Bl | 0;
  132. Bh = Ah | 0;
  133. Bl = Al | 0;
  134. const All = u64.add3L(T1l, sigma0l, MAJl);
  135. Ah = u64.add3H(All, T1h, sigma0h, MAJh);
  136. Al = All | 0;
  137. }
  138. // Add the compressed chunk to the current hash value
  139. ({ h: Ah, l: Al } = u64.add(this.Ah | 0, this.Al | 0, Ah | 0, Al | 0));
  140. ({ h: Bh, l: Bl } = u64.add(this.Bh | 0, this.Bl | 0, Bh | 0, Bl | 0));
  141. ({ h: Ch, l: Cl } = u64.add(this.Ch | 0, this.Cl | 0, Ch | 0, Cl | 0));
  142. ({ h: Dh, l: Dl } = u64.add(this.Dh | 0, this.Dl | 0, Dh | 0, Dl | 0));
  143. ({ h: Eh, l: El } = u64.add(this.Eh | 0, this.El | 0, Eh | 0, El | 0));
  144. ({ h: Fh, l: Fl } = u64.add(this.Fh | 0, this.Fl | 0, Fh | 0, Fl | 0));
  145. ({ h: Gh, l: Gl } = u64.add(this.Gh | 0, this.Gl | 0, Gh | 0, Gl | 0));
  146. ({ h: Hh, l: Hl } = u64.add(this.Hh | 0, this.Hl | 0, Hh | 0, Hl | 0));
  147. this.set(Ah, Al, Bh, Bl, Ch, Cl, Dh, Dl, Eh, El, Fh, Fl, Gh, Gl, Hh, Hl);
  148. }
  149. roundClean() {
  150. SHA512_W_H.fill(0);
  151. SHA512_W_L.fill(0);
  152. }
  153. destroy() {
  154. this.buffer.fill(0);
  155. this.set(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
  156. }
  157. }
  158. class SHA512_224 extends SHA512 {
  159. constructor() {
  160. super();
  161. // h -- high 32 bits, l -- low 32 bits
  162. this.Ah = 0x8c3d37c8 | 0;
  163. this.Al = 0x19544da2 | 0;
  164. this.Bh = 0x73e19966 | 0;
  165. this.Bl = 0x89dcd4d6 | 0;
  166. this.Ch = 0x1dfab7ae | 0;
  167. this.Cl = 0x32ff9c82 | 0;
  168. this.Dh = 0x679dd514 | 0;
  169. this.Dl = 0x582f9fcf | 0;
  170. this.Eh = 0x0f6d2b69 | 0;
  171. this.El = 0x7bd44da8 | 0;
  172. this.Fh = 0x77e36f73 | 0;
  173. this.Fl = 0x04c48942 | 0;
  174. this.Gh = 0x3f9d85a8 | 0;
  175. this.Gl = 0x6a1d36c8 | 0;
  176. this.Hh = 0x1112e6ad | 0;
  177. this.Hl = 0x91d692a1 | 0;
  178. this.outputLen = 28;
  179. }
  180. }
  181. class SHA512_256 extends SHA512 {
  182. constructor() {
  183. super();
  184. // h -- high 32 bits, l -- low 32 bits
  185. this.Ah = 0x22312194 | 0;
  186. this.Al = 0xfc2bf72c | 0;
  187. this.Bh = 0x9f555fa3 | 0;
  188. this.Bl = 0xc84c64c2 | 0;
  189. this.Ch = 0x2393b86b | 0;
  190. this.Cl = 0x6f53b151 | 0;
  191. this.Dh = 0x96387719 | 0;
  192. this.Dl = 0x5940eabd | 0;
  193. this.Eh = 0x96283ee2 | 0;
  194. this.El = 0xa88effe3 | 0;
  195. this.Fh = 0xbe5e1e25 | 0;
  196. this.Fl = 0x53863992 | 0;
  197. this.Gh = 0x2b0199fc | 0;
  198. this.Gl = 0x2c85b8aa | 0;
  199. this.Hh = 0x0eb72ddc | 0;
  200. this.Hl = 0x81c52ca2 | 0;
  201. this.outputLen = 32;
  202. }
  203. }
  204. class SHA384 extends SHA512 {
  205. constructor() {
  206. super();
  207. // h -- high 32 bits, l -- low 32 bits
  208. this.Ah = 0xcbbb9d5d | 0;
  209. this.Al = 0xc1059ed8 | 0;
  210. this.Bh = 0x629a292a | 0;
  211. this.Bl = 0x367cd507 | 0;
  212. this.Ch = 0x9159015a | 0;
  213. this.Cl = 0x3070dd17 | 0;
  214. this.Dh = 0x152fecd8 | 0;
  215. this.Dl = 0xf70e5939 | 0;
  216. this.Eh = 0x67332667 | 0;
  217. this.El = 0xffc00b31 | 0;
  218. this.Fh = 0x8eb44a87 | 0;
  219. this.Fl = 0x68581511 | 0;
  220. this.Gh = 0xdb0c2e0d | 0;
  221. this.Gl = 0x64f98fa7 | 0;
  222. this.Hh = 0x47b5481d | 0;
  223. this.Hl = 0xbefa4fa4 | 0;
  224. this.outputLen = 48;
  225. }
  226. }
  227. export const sha512 = /* @__PURE__ */ wrapConstructor(() => new SHA512());
  228. export const sha512_224 = /* @__PURE__ */ wrapConstructor(() => new SHA512_224());
  229. export const sha512_256 = /* @__PURE__ */ wrapConstructor(() => new SHA512_256());
  230. export const sha384 = /* @__PURE__ */ wrapConstructor(() => new SHA384());
  231. //# sourceMappingURL=sha512.js.map