impl Poseidon
This commit is contained in:
Remco Bloemen
parent
72fbe0ad49
commit
34f2a4147a
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@ -9,6 +9,7 @@ pub mod hash;
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pub mod identity;
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pub mod merkle_tree;
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mod poseidon_hash;
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mod poseidon_hash_2;
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pub mod poseidon_tree;
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pub mod protocol;
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pub mod util;
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@ -0,0 +1,285 @@
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use ruint::{aliases::U256, uint};
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uint! {
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pub const M: [[U256; 3]; 3] = [
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[
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0x109b7f411ba0e4c9b2b70caf5c36a7b194be7c11ad24378bfedb68592ba8118b_U256,
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0x16ed41e13bb9c0c66ae119424fddbcbc9314dc9fdbdeea55d6c64543dc4903e0_U256,
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0x2b90bba00fca0589f617e7dcbfe82e0df706ab640ceb247b791a93b74e36736d_U256,
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], [
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0x2969f27eed31a480b9c36c764379dbca2cc8fdd1415c3dded62940bcde0bd771_U256,
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0x2e2419f9ec02ec394c9871c832963dc1b89d743c8c7b964029b2311687b1fe23_U256,
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0x101071f0032379b697315876690f053d148d4e109f5fb065c8aacc55a0f89bfa_U256,
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], [
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0x143021ec686a3f330d5f9e654638065ce6cd79e28c5b3753326244ee65a1b1a7_U256,
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0x176cc029695ad02582a70eff08a6fd99d057e12e58e7d7b6b16cdfabc8ee2911_U256,
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0x19a3fc0a56702bf417ba7fee3802593fa644470307043f7773279cd71d25d5e0_U256,
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],
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];
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pub const C: [[U256; 3]; 65] = [
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[
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0x0ee9a592ba9a9518d05986d656f40c2114c4993c11bb29938d21d47304cd8e6e_U256,
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0x00f1445235f2148c5986587169fc1bcd887b08d4d00868df5696fff40956e864_U256,
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0x08dff3487e8ac99e1f29a058d0fa80b930c728730b7ab36ce879f3890ecf73f5_U256,
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], [
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0x2f27be690fdaee46c3ce28f7532b13c856c35342c84bda6e20966310fadc01d0_U256,
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0x2b2ae1acf68b7b8d2416bebf3d4f6234b763fe04b8043ee48b8327bebca16cf2_U256,
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0x0319d062072bef7ecca5eac06f97d4d55952c175ab6b03eae64b44c7dbf11cfa_U256,
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], [
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0x28813dcaebaeaa828a376df87af4a63bc8b7bf27ad49c6298ef7b387bf28526d_U256,
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0x2727673b2ccbc903f181bf38e1c1d40d2033865200c352bc150928adddf9cb78_U256,
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0x234ec45ca27727c2e74abd2b2a1494cd6efbd43e340587d6b8fb9e31e65cc632_U256,
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], [
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0x15b52534031ae18f7f862cb2cf7cf760ab10a8150a337b1ccd99ff6e8797d428_U256,
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0x0dc8fad6d9e4b35f5ed9a3d186b79ce38e0e8a8d1b58b132d701d4eecf68d1f6_U256,
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0x1bcd95ffc211fbca600f705fad3fb567ea4eb378f62e1fec97805518a47e4d9c_U256,
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], [
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0x10520b0ab721cadfe9eff81b016fc34dc76da36c2578937817cb978d069de559_U256,
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0x1f6d48149b8e7f7d9b257d8ed5fbbaf42932498075fed0ace88a9eb81f5627f6_U256,
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0x1d9655f652309014d29e00ef35a2089bfff8dc1c816f0dc9ca34bdb5460c8705_U256,
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], [
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0x04df5a56ff95bcafb051f7b1cd43a99ba731ff67e47032058fe3d4185697cc7d_U256,
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0x0672d995f8fff640151b3d290cedaf148690a10a8c8424a7f6ec282b6e4be828_U256,
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0x099952b414884454b21200d7ffafdd5f0c9a9dcc06f2708e9fc1d8209b5c75b9_U256,
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], [
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0x052cba2255dfd00c7c483143ba8d469448e43586a9b4cd9183fd0e843a6b9fa6_U256,
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0x0b8badee690adb8eb0bd74712b7999af82de55707251ad7716077cb93c464ddc_U256,
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0x119b1590f13307af5a1ee651020c07c749c15d60683a8050b963d0a8e4b2bdd1_U256,
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], [
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0x03150b7cd6d5d17b2529d36be0f67b832c4acfc884ef4ee5ce15be0bfb4a8d09_U256,
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0x2cc6182c5e14546e3cf1951f173912355374efb83d80898abe69cb317c9ea565_U256,
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0x005032551e6378c450cfe129a404b3764218cadedac14e2b92d2cd73111bf0f9_U256,
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], [
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0x233237e3289baa34bb147e972ebcb9516469c399fcc069fb88f9da2cc28276b5_U256,
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0x05c8f4f4ebd4a6e3c980d31674bfbe6323037f21b34ae5a4e80c2d4c24d60280_U256,
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0x0a7b1db13042d396ba05d818a319f25252bcf35ef3aeed91ee1f09b2590fc65b_U256,
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], [
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0x2a73b71f9b210cf5b14296572c9d32dbf156e2b086ff47dc5df542365a404ec0_U256,
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0x1ac9b0417abcc9a1935107e9ffc91dc3ec18f2c4dbe7f22976a760bb5c50c460_U256,
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0x12c0339ae08374823fabb076707ef479269f3e4d6cb104349015ee046dc93fc0_U256,
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], [
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0x0b7475b102a165ad7f5b18db4e1e704f52900aa3253baac68246682e56e9a28e_U256,
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0x037c2849e191ca3edb1c5e49f6e8b8917c843e379366f2ea32ab3aa88d7f8448_U256,
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0x05a6811f8556f014e92674661e217e9bd5206c5c93a07dc145fdb176a716346f_U256,
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], [
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0x29a795e7d98028946e947b75d54e9f044076e87a7b2883b47b675ef5f38bd66e_U256,
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0x20439a0c84b322eb45a3857afc18f5826e8c7382c8a1585c507be199981fd22f_U256,
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0x2e0ba8d94d9ecf4a94ec2050c7371ff1bb50f27799a84b6d4a2a6f2a0982c887_U256,
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], [
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0x143fd115ce08fb27ca38eb7cce822b4517822cd2109048d2e6d0ddcca17d71c8_U256,
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0x0c64cbecb1c734b857968dbbdcf813cdf8611659323dbcbfc84323623be9caf1_U256,
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0x028a305847c683f646fca925c163ff5ae74f348d62c2b670f1426cef9403da53_U256,
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], [
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0x2e4ef510ff0b6fda5fa940ab4c4380f26a6bcb64d89427b824d6755b5db9e30c_U256,
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0x0081c95bc43384e663d79270c956ce3b8925b4f6d033b078b96384f50579400e_U256,
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0x2ed5f0c91cbd9749187e2fade687e05ee2491b349c039a0bba8a9f4023a0bb38_U256,
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], [
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0x30509991f88da3504bbf374ed5aae2f03448a22c76234c8c990f01f33a735206_U256,
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0x1c3f20fd55409a53221b7c4d49a356b9f0a1119fb2067b41a7529094424ec6ad_U256,
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0x10b4e7f3ab5df003049514459b6e18eec46bb2213e8e131e170887b47ddcb96c_U256,
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], [
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0x2a1982979c3ff7f43ddd543d891c2abddd80f804c077d775039aa3502e43adef_U256,
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0x1c74ee64f15e1db6feddbead56d6d55dba431ebc396c9af95cad0f1315bd5c91_U256,
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0x07533ec850ba7f98eab9303cace01b4b9e4f2e8b82708cfa9c2fe45a0ae146a0_U256,
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], [
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0x21576b438e500449a151e4eeaf17b154285c68f42d42c1808a11abf3764c0750_U256,
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0x2f17c0559b8fe79608ad5ca193d62f10bce8384c815f0906743d6930836d4a9e_U256,
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0x2d477e3862d07708a79e8aae946170bc9775a4201318474ae665b0b1b7e2730e_U256,
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], [
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0x162f5243967064c390e095577984f291afba2266c38f5abcd89be0f5b2747eab_U256,
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0x2b4cb233ede9ba48264ecd2c8ae50d1ad7a8596a87f29f8a7777a70092393311_U256,
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0x2c8fbcb2dd8573dc1dbaf8f4622854776db2eece6d85c4cf4254e7c35e03b07a_U256,
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], [
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0x1d6f347725e4816af2ff453f0cd56b199e1b61e9f601e9ade5e88db870949da9_U256,
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0x204b0c397f4ebe71ebc2d8b3df5b913df9e6ac02b68d31324cd49af5c4565529_U256,
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0x0c4cb9dc3c4fd8174f1149b3c63c3c2f9ecb827cd7dc25534ff8fb75bc79c502_U256,
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], [
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0x174ad61a1448c899a25416474f4930301e5c49475279e0639a616ddc45bc7b54_U256,
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0x1a96177bcf4d8d89f759df4ec2f3cde2eaaa28c177cc0fa13a9816d49a38d2ef_U256,
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0x066d04b24331d71cd0ef8054bc60c4ff05202c126a233c1a8242ace360b8a30a_U256,
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], [
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0x2a4c4fc6ec0b0cf52195782871c6dd3b381cc65f72e02ad527037a62aa1bd804_U256,
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0x13ab2d136ccf37d447e9f2e14a7cedc95e727f8446f6d9d7e55afc01219fd649_U256,
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0x1121552fca26061619d24d843dc82769c1b04fcec26f55194c2e3e869acc6a9a_U256,
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], [
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0x00ef653322b13d6c889bc81715c37d77a6cd267d595c4a8909a5546c7c97cff1_U256,
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0x0e25483e45a665208b261d8ba74051e6400c776d652595d9845aca35d8a397d3_U256,
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0x29f536dcb9dd7682245264659e15d88e395ac3d4dde92d8c46448db979eeba89_U256,
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], [
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0x2a56ef9f2c53febadfda33575dbdbd885a124e2780bbea170e456baace0fa5be_U256,
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0x1c8361c78eb5cf5decfb7a2d17b5c409f2ae2999a46762e8ee416240a8cb9af1_U256,
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0x151aff5f38b20a0fc0473089aaf0206b83e8e68a764507bfd3d0ab4be74319c5_U256,
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], [
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0x04c6187e41ed881dc1b239c88f7f9d43a9f52fc8c8b6cdd1e76e47615b51f100_U256,
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0x13b37bd80f4d27fb10d84331f6fb6d534b81c61ed15776449e801b7ddc9c2967_U256,
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0x01a5c536273c2d9df578bfbd32c17b7a2ce3664c2a52032c9321ceb1c4e8a8e4_U256,
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], [
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0x2ab3561834ca73835ad05f5d7acb950b4a9a2c666b9726da832239065b7c3b02_U256,
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0x1d4d8ec291e720db200fe6d686c0d613acaf6af4e95d3bf69f7ed516a597b646_U256,
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0x041294d2cc484d228f5784fe7919fd2bb925351240a04b711514c9c80b65af1d_U256,
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], [
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0x154ac98e01708c611c4fa715991f004898f57939d126e392042971dd90e81fc6_U256,
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0x0b339d8acca7d4f83eedd84093aef51050b3684c88f8b0b04524563bc6ea4da4_U256,
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0x0955e49e6610c94254a4f84cfbab344598f0e71eaff4a7dd81ed95b50839c82e_U256,
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], [
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0x06746a6156eba54426b9e22206f15abca9a6f41e6f535c6f3525401ea0654626_U256,
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0x0f18f5a0ecd1423c496f3820c549c27838e5790e2bd0a196ac917c7ff32077fb_U256,
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0x04f6eeca1751f7308ac59eff5beb261e4bb563583ede7bc92a738223d6f76e13_U256,
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], [
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0x2b56973364c4c4f5c1a3ec4da3cdce038811eb116fb3e45bc1768d26fc0b3758_U256,
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0x123769dd49d5b054dcd76b89804b1bcb8e1392b385716a5d83feb65d437f29ef_U256,
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0x2147b424fc48c80a88ee52b91169aacea989f6446471150994257b2fb01c63e9_U256,
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], [
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0x0fdc1f58548b85701a6c5505ea332a29647e6f34ad4243c2ea54ad897cebe54d_U256,
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0x12373a8251fea004df68abcf0f7786d4bceff28c5dbbe0c3944f685cc0a0b1f2_U256,
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0x21e4f4ea5f35f85bad7ea52ff742c9e8a642756b6af44203dd8a1f35c1a90035_U256,
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], [
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0x16243916d69d2ca3dfb4722224d4c462b57366492f45e90d8a81934f1bc3b147_U256,
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0x1efbe46dd7a578b4f66f9adbc88b4378abc21566e1a0453ca13a4159cac04ac2_U256,
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0x07ea5e8537cf5dd08886020e23a7f387d468d5525be66f853b672cc96a88969a_U256,
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], [
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0x05a8c4f9968b8aa3b7b478a30f9a5b63650f19a75e7ce11ca9fe16c0b76c00bc_U256,
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0x20f057712cc21654fbfe59bd345e8dac3f7818c701b9c7882d9d57b72a32e83f_U256,
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0x04a12ededa9dfd689672f8c67fee31636dcd8e88d01d49019bd90b33eb33db69_U256,
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], [
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0x27e88d8c15f37dcee44f1e5425a51decbd136ce5091a6767e49ec9544ccd101a_U256,
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0x2feed17b84285ed9b8a5c8c5e95a41f66e096619a7703223176c41ee433de4d1_U256,
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0x1ed7cc76edf45c7c404241420f729cf394e5942911312a0d6972b8bd53aff2b8_U256,
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], [
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0x15742e99b9bfa323157ff8c586f5660eac6783476144cdcadf2874be45466b1a_U256,
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0x1aac285387f65e82c895fc6887ddf40577107454c6ec0317284f033f27d0c785_U256,
|
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0x25851c3c845d4790f9ddadbdb6057357832e2e7a49775f71ec75a96554d67c77_U256,
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], [
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0x15a5821565cc2ec2ce78457db197edf353b7ebba2c5523370ddccc3d9f146a67_U256,
|
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0x2411d57a4813b9980efa7e31a1db5966dcf64f36044277502f15485f28c71727_U256,
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0x002e6f8d6520cd4713e335b8c0b6d2e647e9a98e12f4cd2558828b5ef6cb4c9b_U256,
|
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], [
|
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0x2ff7bc8f4380cde997da00b616b0fcd1af8f0e91e2fe1ed7398834609e0315d2_U256,
|
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0x00b9831b948525595ee02724471bcd182e9521f6b7bb68f1e93be4febb0d3cbe_U256,
|
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0x0a2f53768b8ebf6a86913b0e57c04e011ca408648a4743a87d77adbf0c9c3512_U256,
|
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], [
|
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0x00248156142fd0373a479f91ff239e960f599ff7e94be69b7f2a290305e1198d_U256,
|
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0x171d5620b87bfb1328cf8c02ab3f0c9a397196aa6a542c2350eb512a2b2bcda9_U256,
|
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0x170a4f55536f7dc970087c7c10d6fad760c952172dd54dd99d1045e4ec34a808_U256,
|
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], [
|
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0x29aba33f799fe66c2ef3134aea04336ecc37e38c1cd211ba482eca17e2dbfae1_U256,
|
||||
0x1e9bc179a4fdd758fdd1bb1945088d47e70d114a03f6a0e8b5ba650369e64973_U256,
|
||||
0x1dd269799b660fad58f7f4892dfb0b5afeaad869a9c4b44f9c9e1c43bdaf8f09_U256,
|
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], [
|
||||
0x22cdbc8b70117ad1401181d02e15459e7ccd426fe869c7c95d1dd2cb0f24af38_U256,
|
||||
0x0ef042e454771c533a9f57a55c503fcefd3150f52ed94a7cd5ba93b9c7dacefd_U256,
|
||||
0x11609e06ad6c8fe2f287f3036037e8851318e8b08a0359a03b304ffca62e8284_U256,
|
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], [
|
||||
0x1166d9e554616dba9e753eea427c17b7fecd58c076dfe42708b08f5b783aa9af_U256,
|
||||
0x2de52989431a859593413026354413db177fbf4cd2ac0b56f855a888357ee466_U256,
|
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0x3006eb4ffc7a85819a6da492f3a8ac1df51aee5b17b8e89d74bf01cf5f71e9ad_U256,
|
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], [
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0x2af41fbb61ba8a80fdcf6fff9e3f6f422993fe8f0a4639f962344c8225145086_U256,
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0x119e684de476155fe5a6b41a8ebc85db8718ab27889e85e781b214bace4827c3_U256,
|
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0x1835b786e2e8925e188bea59ae363537b51248c23828f047cff784b97b3fd800_U256,
|
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], [
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0x28201a34c594dfa34d794996c6433a20d152bac2a7905c926c40e285ab32eeb6_U256,
|
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0x083efd7a27d1751094e80fefaf78b000864c82eb571187724a761f88c22cc4e7_U256,
|
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0x0b6f88a3577199526158e61ceea27be811c16df7774dd8519e079564f61fd13b_U256,
|
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], [
|
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0x0ec868e6d15e51d9644f66e1d6471a94589511ca00d29e1014390e6ee4254f5b_U256,
|
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0x2af33e3f866771271ac0c9b3ed2e1142ecd3e74b939cd40d00d937ab84c98591_U256,
|
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0x0b520211f904b5e7d09b5d961c6ace7734568c547dd6858b364ce5e47951f178_U256,
|
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], [
|
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0x0b2d722d0919a1aad8db58f10062a92ea0c56ac4270e822cca228620188a1d40_U256,
|
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0x1f790d4d7f8cf094d980ceb37c2453e957b54a9991ca38bbe0061d1ed6e562d4_U256,
|
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0x0171eb95dfbf7d1eaea97cd385f780150885c16235a2a6a8da92ceb01e504233_U256,
|
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], [
|
||||
0x0c2d0e3b5fd57549329bf6885da66b9b790b40defd2c8650762305381b168873_U256,
|
||||
0x1162fb28689c27154e5a8228b4e72b377cbcafa589e283c35d3803054407a18d_U256,
|
||||
0x2f1459b65dee441b64ad386a91e8310f282c5a92a89e19921623ef8249711bc0_U256,
|
||||
], [
|
||||
0x1e6ff3216b688c3d996d74367d5cd4c1bc489d46754eb712c243f70d1b53cfbb_U256,
|
||||
0x01ca8be73832b8d0681487d27d157802d741a6f36cdc2a0576881f9326478875_U256,
|
||||
0x1f7735706ffe9fc586f976d5bdf223dc680286080b10cea00b9b5de315f9650e_U256,
|
||||
], [
|
||||
0x2522b60f4ea3307640a0c2dce041fba921ac10a3d5f096ef4745ca838285f019_U256,
|
||||
0x23f0bee001b1029d5255075ddc957f833418cad4f52b6c3f8ce16c235572575b_U256,
|
||||
0x2bc1ae8b8ddbb81fcaac2d44555ed5685d142633e9df905f66d9401093082d59_U256,
|
||||
], [
|
||||
0x0f9406b8296564a37304507b8dba3ed162371273a07b1fc98011fcd6ad72205f_U256,
|
||||
0x2360a8eb0cc7defa67b72998de90714e17e75b174a52ee4acb126c8cd995f0a8_U256,
|
||||
0x15871a5cddead976804c803cbaef255eb4815a5e96df8b006dcbbc2767f88948_U256,
|
||||
], [
|
||||
0x193a56766998ee9e0a8652dd2f3b1da0362f4f54f72379544f957ccdeefb420f_U256,
|
||||
0x2a394a43934f86982f9be56ff4fab1703b2e63c8ad334834e4309805e777ae0f_U256,
|
||||
0x1859954cfeb8695f3e8b635dcb345192892cd11223443ba7b4166e8876c0d142_U256,
|
||||
], [
|
||||
0x04e1181763050e58013444dbcb99f1902b11bc25d90bbdca408d3819f4fed32b_U256,
|
||||
0x0fdb253dee83869d40c335ea64de8c5bb10eb82db08b5e8b1f5e5552bfd05f23_U256,
|
||||
0x058cbe8a9a5027bdaa4efb623adead6275f08686f1c08984a9d7c5bae9b4f1c0_U256,
|
||||
], [
|
||||
0x1382edce9971e186497eadb1aeb1f52b23b4b83bef023ab0d15228b4cceca59a_U256,
|
||||
0x03464990f045c6ee0819ca51fd11b0be7f61b8eb99f14b77e1e6634601d9e8b5_U256,
|
||||
0x23f7bfc8720dc296fff33b41f98ff83c6fcab4605db2eb5aaa5bc137aeb70a58_U256,
|
||||
], [
|
||||
0x0a59a158e3eec2117e6e94e7f0e9decf18c3ffd5e1531a9219636158bbaf62f2_U256,
|
||||
0x06ec54c80381c052b58bf23b312ffd3ce2c4eba065420af8f4c23ed0075fd07b_U256,
|
||||
0x118872dc832e0eb5476b56648e867ec8b09340f7a7bcb1b4962f0ff9ed1f9d01_U256,
|
||||
], [
|
||||
0x13d69fa127d834165ad5c7cba7ad59ed52e0b0f0e42d7fea95e1906b520921b1_U256,
|
||||
0x169a177f63ea681270b1c6877a73d21bde143942fb71dc55fd8a49f19f10c77b_U256,
|
||||
0x04ef51591c6ead97ef42f287adce40d93abeb032b922f66ffb7e9a5a7450544d_U256,
|
||||
], [
|
||||
0x256e175a1dc079390ecd7ca703fb2e3b19ec61805d4f03ced5f45ee6dd0f69ec_U256,
|
||||
0x30102d28636abd5fe5f2af412ff6004f75cc360d3205dd2da002813d3e2ceeb2_U256,
|
||||
0x10998e42dfcd3bbf1c0714bc73eb1bf40443a3fa99bef4a31fd31be182fcc792_U256,
|
||||
], [
|
||||
0x193edd8e9fcf3d7625fa7d24b598a1d89f3362eaf4d582efecad76f879e36860_U256,
|
||||
0x18168afd34f2d915d0368ce80b7b3347d1c7a561ce611425f2664d7aa51f0b5d_U256,
|
||||
0x29383c01ebd3b6ab0c017656ebe658b6a328ec77bc33626e29e2e95b33ea6111_U256,
|
||||
], [
|
||||
0x10646d2f2603de39a1f4ae5e7771a64a702db6e86fb76ab600bf573f9010c711_U256,
|
||||
0x0beb5e07d1b27145f575f1395a55bf132f90c25b40da7b3864d0242dcb1117fb_U256,
|
||||
0x16d685252078c133dc0d3ecad62b5c8830f95bb2e54b59abdffbf018d96fa336_U256,
|
||||
], [
|
||||
0x0a6abd1d833938f33c74154e0404b4b40a555bbbec21ddfafd672dd62047f01a_U256,
|
||||
0x1a679f5d36eb7b5c8ea12a4c2dedc8feb12dffeec450317270a6f19b34cf1860_U256,
|
||||
0x0980fb233bd456c23974d50e0ebfde4726a423eada4e8f6ffbc7592e3f1b93d6_U256,
|
||||
], [
|
||||
0x161b42232e61b84cbf1810af93a38fc0cece3d5628c9282003ebacb5c312c72b_U256,
|
||||
0x0ada10a90c7f0520950f7d47a60d5e6a493f09787f1564e5d09203db47de1a0b_U256,
|
||||
0x1a730d372310ba82320345a29ac4238ed3f07a8a2b4e121bb50ddb9af407f451_U256,
|
||||
], [
|
||||
0x2c8120f268ef054f817064c369dda7ea908377feaba5c4dffbda10ef58e8c556_U256,
|
||||
0x1c7c8824f758753fa57c00789c684217b930e95313bcb73e6e7b8649a4968f70_U256,
|
||||
0x2cd9ed31f5f8691c8e39e4077a74faa0f400ad8b491eb3f7b47b27fa3fd1cf77_U256,
|
||||
], [
|
||||
0x23ff4f9d46813457cf60d92f57618399a5e022ac321ca550854ae23918a22eea_U256,
|
||||
0x09945a5d147a4f66ceece6405dddd9d0af5a2c5103529407dff1ea58f180426d_U256,
|
||||
0x188d9c528025d4c2b67660c6b771b90f7c7da6eaa29d3f268a6dd223ec6fc630_U256,
|
||||
], [
|
||||
0x3050e37996596b7f81f68311431d8734dba7d926d3633595e0c0d8ddf4f0f47f_U256,
|
||||
0x15af1169396830a91600ca8102c35c426ceae5461e3f95d89d829518d30afd78_U256,
|
||||
0x1da6d09885432ea9a06d9f37f873d985dae933e351466b2904284da3320d8acc_U256,
|
||||
], [
|
||||
0x2796ea90d269af29f5f8acf33921124e4e4fad3dbe658945e546ee411ddaa9cb_U256,
|
||||
0x202d7dd1da0f6b4b0325c8b3307742f01e15612ec8e9304a7cb0319e01d32d60_U256,
|
||||
0x096d6790d05bb759156a952ba263d672a2d7f9c788f4c831a29dace4c0f8be5f_U256,
|
||||
], [
|
||||
0x054efa1f65b0fce283808965275d877b438da23ce5b13e1963798cb1447d25a4_U256,
|
||||
0x1b162f83d917e93edb3308c29802deb9d8aa690113b2e14864ccf6e18e4165f1_U256,
|
||||
0x21e5241e12564dd6fd9f1cdd2a0de39eedfefc1466cc568ec5ceb745a0506edc_U256,
|
||||
], [
|
||||
0x1cfb5662e8cf5ac9226a80ee17b36abecb73ab5f87e161927b4349e10e4bdf08_U256,
|
||||
0x0f21177e302a771bbae6d8d1ecb373b62c99af346220ac0129c53f666eb24100_U256,
|
||||
0x1671522374606992affb0dd7f71b12bec4236aede6290546bcef7e1f515c2320_U256,
|
||||
], [
|
||||
0x0fa3ec5b9488259c2eb4cf24501bfad9be2ec9e42c5cc8ccd419d2a692cad870_U256,
|
||||
0x193c0e04e0bd298357cb266c1506080ed36edce85c648cc085e8c57b1ab54bba_U256,
|
||||
0x102adf8ef74735a27e9128306dcbc3c99f6f7291cd406578ce14ea2adaba68f8_U256,
|
||||
], [
|
||||
0x0fe0af7858e49859e2a54d6f1ad945b1316aa24bfbdd23ae40a6d0cb70c3eab1_U256,
|
||||
0x216f6717bbc7dedb08536a2220843f4e2da5f1daa9ebdefde8a5ea7344798d22_U256,
|
||||
0x1da55cc900f0d21f4a3e694391918a1b3c23b2ac773c6b3ef88e2e4228325161_U256,
|
||||
],
|
||||
];
|
||||
|
||||
}
|
||||
|
|
@ -0,0 +1,78 @@
|
|||
mod constants;
|
||||
|
||||
use ark_bn254::Fr;
|
||||
use ark_ff::{Field, Zero};
|
||||
use once_cell::sync::Lazy;
|
||||
use ruint::aliases::U256;
|
||||
|
||||
static M: Lazy<[[Fr; 3]; 3]> = Lazy::new(|| {
|
||||
constants::M
|
||||
.iter()
|
||||
.map(|row| {
|
||||
row.iter()
|
||||
.map(Fr::try_from)
|
||||
.collect::<Result<Vec<Fr>, _>>()
|
||||
.unwrap()
|
||||
.try_into()
|
||||
.unwrap()
|
||||
})
|
||||
.collect::<Vec<[Fr; 3]>>()
|
||||
.try_into()
|
||||
.unwrap()
|
||||
});
|
||||
|
||||
static C: Lazy<[[Fr; 3]; 65]> = Lazy::new(|| {
|
||||
constants::C
|
||||
.iter()
|
||||
.map(|row| {
|
||||
row.iter()
|
||||
.map(Fr::try_from)
|
||||
.collect::<Result<Vec<Fr>, _>>()
|
||||
.unwrap()
|
||||
.try_into()
|
||||
.unwrap()
|
||||
})
|
||||
.collect::<Vec<[Fr; 3]>>()
|
||||
.try_into()
|
||||
.unwrap()
|
||||
});
|
||||
|
||||
pub fn hash(left: U256, right: U256) -> U256 {
|
||||
let left = left.try_into().unwrap();
|
||||
let right = right.try_into().unwrap();
|
||||
let mut state = [Fr::zero(), left, right];
|
||||
for i in 0..65 {
|
||||
// Add round constants
|
||||
state[0] += C[i][0];
|
||||
state[1] += C[i][1];
|
||||
state[2] += C[i][2];
|
||||
|
||||
// Exponentiate
|
||||
state[0] = state[0].pow(&[5]);
|
||||
if !(4..=61).contains(&i) {
|
||||
state[1] = state[1].pow(&[5]);
|
||||
state[2] = state[2].pow(&[5]);
|
||||
}
|
||||
|
||||
// Multiply by mixing matrix
|
||||
state = [
|
||||
M[0][1] * state[0] + M[0][1] * state[1] + M[0][2] * state[2],
|
||||
M[1][1] * state[0] + M[1][1] * state[1] + M[1][2] * state[2],
|
||||
M[2][1] * state[0] + M[2][1] * state[1] + M[2][2] * state[2],
|
||||
];
|
||||
}
|
||||
state[0].into()
|
||||
}
|
||||
|
||||
#[cfg(test)]
|
||||
mod tests {
|
||||
use super::*;
|
||||
use ruint::uint;
|
||||
|
||||
#[test]
|
||||
fn test_posseidon() {
|
||||
uint! {
|
||||
assert_eq!(hash(0_U256.into(), 0_U256.into()), 0x2098f5fb9e239eab3ceac3f27b81e481dc3124d55ffed523a839ee8446b64864_U256);
|
||||
}
|
||||
}
|
||||
}
|
||||
Loading…
Reference in New Issue