17 lines
640 B
Plaintext
17 lines
640 B
Plaintext
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import "./1024bit" as sha256;
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// A function that takes 2 bool[256] arrays as inputs
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// and returns their sha256 full round output as an array of 256 bool.
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def main(bool[256] a, bool[256] b) -> bool[256] {
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// Hash is computed on the full 512bit block size
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// padding does not fit in the primary block
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// add dummy block (single "1" followed by "0" + total length)
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bool[256] dummyblock1 = [true, ...[false; 255]];
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// Total length of message is 512 bits: 0b1000000000
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bool[256] dummyblock2 = [...[false; 246], true, ...[false; 9]];
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bool[256] digest = sha256(a, b, dummyblock1, dummyblock2);
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return digest;
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}
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