mirror of
https://github.com/tvytlx/ai-agent-deep-dive.git
synced 2026-04-08 01:54:48 +08:00
Add extracted source directory and README navigation
This commit is contained in:
Shawn Bot
124
extracted-source/node_modules/@aws-crypto/sha256-js/build/RawSha256.js
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vendored
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124
extracted-source/node_modules/@aws-crypto/sha256-js/build/RawSha256.js
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.RawSha256 = void 0;
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var constants_1 = require("./constants");
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/**
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* @internal
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*/
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var RawSha256 = /** @class */ (function () {
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function RawSha256() {
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this.state = Int32Array.from(constants_1.INIT);
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this.temp = new Int32Array(64);
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this.buffer = new Uint8Array(64);
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this.bufferLength = 0;
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this.bytesHashed = 0;
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/**
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* @internal
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*/
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this.finished = false;
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}
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RawSha256.prototype.update = function (data) {
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if (this.finished) {
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throw new Error("Attempted to update an already finished hash.");
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}
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var position = 0;
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var byteLength = data.byteLength;
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this.bytesHashed += byteLength;
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if (this.bytesHashed * 8 > constants_1.MAX_HASHABLE_LENGTH) {
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throw new Error("Cannot hash more than 2^53 - 1 bits");
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}
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while (byteLength > 0) {
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this.buffer[this.bufferLength++] = data[position++];
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byteLength--;
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if (this.bufferLength === constants_1.BLOCK_SIZE) {
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this.hashBuffer();
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this.bufferLength = 0;
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}
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}
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};
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RawSha256.prototype.digest = function () {
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if (!this.finished) {
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var bitsHashed = this.bytesHashed * 8;
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var bufferView = new DataView(this.buffer.buffer, this.buffer.byteOffset, this.buffer.byteLength);
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var undecoratedLength = this.bufferLength;
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bufferView.setUint8(this.bufferLength++, 0x80);
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// Ensure the final block has enough room for the hashed length
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if (undecoratedLength % constants_1.BLOCK_SIZE >= constants_1.BLOCK_SIZE - 8) {
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for (var i = this.bufferLength; i < constants_1.BLOCK_SIZE; i++) {
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bufferView.setUint8(i, 0);
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}
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this.hashBuffer();
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this.bufferLength = 0;
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}
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for (var i = this.bufferLength; i < constants_1.BLOCK_SIZE - 8; i++) {
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bufferView.setUint8(i, 0);
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}
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bufferView.setUint32(constants_1.BLOCK_SIZE - 8, Math.floor(bitsHashed / 0x100000000), true);
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bufferView.setUint32(constants_1.BLOCK_SIZE - 4, bitsHashed);
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this.hashBuffer();
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this.finished = true;
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}
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// The value in state is little-endian rather than big-endian, so flip
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// each word into a new Uint8Array
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var out = new Uint8Array(constants_1.DIGEST_LENGTH);
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for (var i = 0; i < 8; i++) {
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out[i * 4] = (this.state[i] >>> 24) & 0xff;
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out[i * 4 + 1] = (this.state[i] >>> 16) & 0xff;
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out[i * 4 + 2] = (this.state[i] >>> 8) & 0xff;
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out[i * 4 + 3] = (this.state[i] >>> 0) & 0xff;
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}
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return out;
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};
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RawSha256.prototype.hashBuffer = function () {
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var _a = this, buffer = _a.buffer, state = _a.state;
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var state0 = state[0], state1 = state[1], state2 = state[2], state3 = state[3], state4 = state[4], state5 = state[5], state6 = state[6], state7 = state[7];
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for (var i = 0; i < constants_1.BLOCK_SIZE; i++) {
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if (i < 16) {
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this.temp[i] =
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((buffer[i * 4] & 0xff) << 24) |
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((buffer[i * 4 + 1] & 0xff) << 16) |
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((buffer[i * 4 + 2] & 0xff) << 8) |
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(buffer[i * 4 + 3] & 0xff);
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}
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else {
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var u = this.temp[i - 2];
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var t1_1 = ((u >>> 17) | (u << 15)) ^ ((u >>> 19) | (u << 13)) ^ (u >>> 10);
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u = this.temp[i - 15];
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var t2_1 = ((u >>> 7) | (u << 25)) ^ ((u >>> 18) | (u << 14)) ^ (u >>> 3);
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this.temp[i] =
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((t1_1 + this.temp[i - 7]) | 0) + ((t2_1 + this.temp[i - 16]) | 0);
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}
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var t1 = ((((((state4 >>> 6) | (state4 << 26)) ^
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((state4 >>> 11) | (state4 << 21)) ^
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((state4 >>> 25) | (state4 << 7))) +
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((state4 & state5) ^ (~state4 & state6))) |
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0) +
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((state7 + ((constants_1.KEY[i] + this.temp[i]) | 0)) | 0)) |
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0;
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var t2 = ((((state0 >>> 2) | (state0 << 30)) ^
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((state0 >>> 13) | (state0 << 19)) ^
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((state0 >>> 22) | (state0 << 10))) +
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((state0 & state1) ^ (state0 & state2) ^ (state1 & state2))) |
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0;
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state7 = state6;
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state6 = state5;
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state5 = state4;
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state4 = (state3 + t1) | 0;
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state3 = state2;
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state2 = state1;
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state1 = state0;
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state0 = (t1 + t2) | 0;
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}
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state[0] += state0;
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state[1] += state1;
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state[2] += state2;
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state[3] += state3;
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state[4] += state4;
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state[5] += state5;
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state[6] += state6;
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state[7] += state7;
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};
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return RawSha256;
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}());
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exports.RawSha256 = RawSha256;
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//# sourceMappingURL=RawSha256.js.map
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98
extracted-source/node_modules/@aws-crypto/sha256-js/build/constants.js
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98
extracted-source/node_modules/@aws-crypto/sha256-js/build/constants.js
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.MAX_HASHABLE_LENGTH = exports.INIT = exports.KEY = exports.DIGEST_LENGTH = exports.BLOCK_SIZE = void 0;
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/**
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* @internal
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*/
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exports.BLOCK_SIZE = 64;
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/**
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* @internal
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*/
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exports.DIGEST_LENGTH = 32;
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/**
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* @internal
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*/
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exports.KEY = new Uint32Array([
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0x428a2f98,
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0x71374491,
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0xb5c0fbcf,
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0xe9b5dba5,
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0x3956c25b,
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0x59f111f1,
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0x923f82a4,
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0xab1c5ed5,
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0xd807aa98,
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0x12835b01,
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0x243185be,
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0x550c7dc3,
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0x72be5d74,
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0x80deb1fe,
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0x9bdc06a7,
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0xc19bf174,
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0xe49b69c1,
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0xefbe4786,
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0x0fc19dc6,
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0x240ca1cc,
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0x2de92c6f,
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0x4a7484aa,
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0x5cb0a9dc,
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0x76f988da,
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0x983e5152,
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0xa831c66d,
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0xb00327c8,
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0xbf597fc7,
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0xc6e00bf3,
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0xd5a79147,
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0x06ca6351,
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0x14292967,
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0x27b70a85,
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0x2e1b2138,
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0x4d2c6dfc,
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0x53380d13,
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0x650a7354,
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0x766a0abb,
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0x81c2c92e,
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0x92722c85,
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0xa2bfe8a1,
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0xa81a664b,
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0xc24b8b70,
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0xc76c51a3,
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0xd192e819,
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0xd6990624,
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0xf40e3585,
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0x106aa070,
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0x19a4c116,
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0x1e376c08,
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0x2748774c,
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0x34b0bcb5,
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0x391c0cb3,
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0x4ed8aa4a,
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0x5b9cca4f,
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0x682e6ff3,
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0x748f82ee,
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0x78a5636f,
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0x84c87814,
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0x8cc70208,
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0x90befffa,
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0xa4506ceb,
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0xbef9a3f7,
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0xc67178f2
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]);
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/**
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* @internal
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*/
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exports.INIT = [
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0x6a09e667,
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0xbb67ae85,
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0x3c6ef372,
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0xa54ff53a,
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0x510e527f,
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0x9b05688c,
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0x1f83d9ab,
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0x5be0cd19
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];
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/**
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* @internal
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*/
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exports.MAX_HASHABLE_LENGTH = Math.pow(2, 53) - 1;
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//# sourceMappingURL=constants.js.map
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5
extracted-source/node_modules/@aws-crypto/sha256-js/build/index.js
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5
extracted-source/node_modules/@aws-crypto/sha256-js/build/index.js
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@@ -0,0 +1,5 @@
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var tslib_1 = require("tslib");
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tslib_1.__exportStar(require("./jsSha256"), exports);
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//# sourceMappingURL=index.js.map
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85
extracted-source/node_modules/@aws-crypto/sha256-js/build/jsSha256.js
generated
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85
extracted-source/node_modules/@aws-crypto/sha256-js/build/jsSha256.js
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@@ -0,0 +1,85 @@
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"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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exports.Sha256 = void 0;
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var tslib_1 = require("tslib");
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var constants_1 = require("./constants");
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var RawSha256_1 = require("./RawSha256");
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var util_1 = require("@aws-crypto/util");
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var Sha256 = /** @class */ (function () {
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function Sha256(secret) {
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this.secret = secret;
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this.hash = new RawSha256_1.RawSha256();
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this.reset();
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}
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Sha256.prototype.update = function (toHash) {
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if ((0, util_1.isEmptyData)(toHash) || this.error) {
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return;
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}
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try {
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this.hash.update((0, util_1.convertToBuffer)(toHash));
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}
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catch (e) {
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this.error = e;
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}
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};
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/* This synchronous method keeps compatibility
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* with the v2 aws-sdk.
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*/
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Sha256.prototype.digestSync = function () {
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if (this.error) {
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throw this.error;
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}
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if (this.outer) {
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if (!this.outer.finished) {
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this.outer.update(this.hash.digest());
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}
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return this.outer.digest();
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}
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return this.hash.digest();
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};
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/* The underlying digest method here is synchronous.
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* To keep the same interface with the other hash functions
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* the default is to expose this as an async method.
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* However, it can sometimes be useful to have a sync method.
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*/
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Sha256.prototype.digest = function () {
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return tslib_1.__awaiter(this, void 0, void 0, function () {
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return tslib_1.__generator(this, function (_a) {
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return [2 /*return*/, this.digestSync()];
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});
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});
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};
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Sha256.prototype.reset = function () {
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this.hash = new RawSha256_1.RawSha256();
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if (this.secret) {
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this.outer = new RawSha256_1.RawSha256();
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var inner = bufferFromSecret(this.secret);
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var outer = new Uint8Array(constants_1.BLOCK_SIZE);
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outer.set(inner);
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for (var i = 0; i < constants_1.BLOCK_SIZE; i++) {
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inner[i] ^= 0x36;
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outer[i] ^= 0x5c;
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}
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this.hash.update(inner);
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this.outer.update(outer);
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// overwrite the copied key in memory
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for (var i = 0; i < inner.byteLength; i++) {
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inner[i] = 0;
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}
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}
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};
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return Sha256;
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}());
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exports.Sha256 = Sha256;
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function bufferFromSecret(secret) {
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var input = (0, util_1.convertToBuffer)(secret);
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if (input.byteLength > constants_1.BLOCK_SIZE) {
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var bufferHash = new RawSha256_1.RawSha256();
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bufferHash.update(input);
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input = bufferHash.digest();
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}
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var buffer = new Uint8Array(constants_1.BLOCK_SIZE);
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buffer.set(input);
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return buffer;
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}
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//# sourceMappingURL=jsSha256.js.map
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