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32 lines
1.1 KiB
32 lines
1.1 KiB
"use strict"; |
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// Electronic Code Book |
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Object.defineProperty(exports, "__esModule", { value: true }); |
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exports.ECB = void 0; |
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const mode_js_1 = require("./mode.js"); |
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class ECB extends mode_js_1.ModeOfOperation { |
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constructor(key) { |
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super("ECB", key, ECB); |
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} |
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encrypt(plaintext) { |
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if (plaintext.length % 16) { |
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throw new TypeError("invalid plaintext size (must be multiple of 16 bytes)"); |
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} |
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const crypttext = new Uint8Array(plaintext.length); |
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for (let i = 0; i < plaintext.length; i += 16) { |
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crypttext.set(this.aes.encrypt(plaintext.subarray(i, i + 16)), i); |
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} |
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return crypttext; |
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} |
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decrypt(crypttext) { |
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if (crypttext.length % 16) { |
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throw new TypeError("invalid ciphertext size (must be multiple of 16 bytes)"); |
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} |
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const plaintext = new Uint8Array(crypttext.length); |
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for (let i = 0; i < crypttext.length; i += 16) { |
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plaintext.set(this.aes.decrypt(crypttext.subarray(i, i + 16)), i); |
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} |
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return plaintext; |
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} |
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} |
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exports.ECB = ECB; |
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//# sourceMappingURL=mode-ecb.js.map
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