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48 lines
737 B
48 lines
737 B
include "../mimc.circom";
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/*
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Hash1 = H(1 | key | value)
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*/
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template SMTHash1() {
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signal input key;
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signal input value;
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signal output out;
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component h1 = MiMC7(91); // Constant
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h1.x_in <== 0;
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h1.k <== 1;
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component h2 = MiMC7(91);
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h2.x_in <== h1.out;
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h2.k <== key;
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component h3 = MiMC7(91);
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h3.x_in <== h2.out;
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h3.k <== value;
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out <== h3.out;
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}
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/*
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This component is used to create the 2 nodes.
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Hash2 = H(Hl | Hr)
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*/
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template SMTHash2() {
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signal input L;
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signal input R;
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signal output out;
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component h1 = MiMC7(91);
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h1.x_in <== 0;
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h1.k <== L;
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component h2 = MiMC7(91);
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h2.x_in <== h1.out;
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h2.k <== R;
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out <== h2.out;
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}
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