diff --git a/go.mod b/go.mod index 92a0dcc..62b5819 100644 --- a/go.mod +++ b/go.mod @@ -14,6 +14,7 @@ require ( require ( github.com/DataDog/zstd v1.5.2 // indirect github.com/beorn7/perks v1.0.1 // indirect + github.com/bits-and-blooms/bitset v1.14.2 // indirect github.com/cespare/xxhash/v2 v2.3.0 // indirect github.com/cockroachdb/errors v1.11.3 // indirect github.com/cockroachdb/fifo v0.0.0-20240606204812-0bbfbd93a7ce // indirect @@ -21,6 +22,8 @@ require ( github.com/cockroachdb/pebble v1.1.2 // indirect github.com/cockroachdb/redact v1.1.5 // indirect github.com/cockroachdb/tokenbucket v0.0.0-20230807174530-cc333fc44b06 // indirect + github.com/consensys/bavard v0.1.13 // indirect + github.com/consensys/gnark-crypto v0.14.0 // indirect github.com/getsentry/sentry-go v0.27.0 // indirect github.com/gogo/protobuf v1.3.2 // indirect github.com/golang/snappy v0.0.5-0.20220116011046-fa5810519dcb // indirect @@ -28,6 +31,7 @@ require ( github.com/klauspost/compress v1.17.9 // indirect github.com/kr/pretty v0.3.1 // indirect github.com/kr/text v0.2.0 // indirect + github.com/mmcloughlin/addchain v0.4.0 // indirect github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 // indirect github.com/pkg/errors v0.9.1 // indirect github.com/prometheus/client_golang v1.19.1 // indirect @@ -39,4 +43,5 @@ require ( golang.org/x/sys v0.26.0 // indirect golang.org/x/text v0.19.0 // indirect google.golang.org/protobuf v1.34.2 // indirect + rsc.io/tmplfunc v0.0.3 // indirect ) diff --git a/go.sum b/go.sum index c0c21c0..89b2d3d 100644 --- a/go.sum +++ b/go.sum @@ -2,6 +2,8 @@ github.com/DataDog/zstd v1.5.2 h1:vUG4lAyuPCXO0TLbXvPv7EB7cNK1QV/luu55UHLrrn8= github.com/DataDog/zstd v1.5.2/go.mod h1:g4AWEaM3yOg3HYfnJ3YIawPnVdXJh9QME85blwSAmyw= github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM= github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw= +github.com/bits-and-blooms/bitset v1.14.2 h1:YXVoyPndbdvcEVcseEovVfp0qjJp7S+i5+xgp/Nfbdc= +github.com/bits-and-blooms/bitset v1.14.2/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8= github.com/cespare/xxhash/v2 v2.3.0 h1:UL815xU9SqsFlibzuggzjXhog7bL6oX9BbNZnL2UFvs= github.com/cespare/xxhash/v2 v2.3.0/go.mod h1:VGX0DQ3Q6kWi7AoAeZDth3/j3BFtOZR5XLFGgcrjCOs= github.com/cockroachdb/datadriven v1.0.3-0.20230413201302-be42291fc80f h1:otljaYPt5hWxV3MUfO5dFPFiOXg9CyG5/kCfayTqsJ4= @@ -18,6 +20,10 @@ github.com/cockroachdb/redact v1.1.5 h1:u1PMllDkdFfPWaNGMyLD1+so+aq3uUItthCFqzwP github.com/cockroachdb/redact v1.1.5/go.mod h1:BVNblN9mBWFyMyqK1k3AAiSxhvhfK2oOZZ2lK+dpvRg= github.com/cockroachdb/tokenbucket v0.0.0-20230807174530-cc333fc44b06 h1:zuQyyAKVxetITBuuhv3BI9cMrmStnpT18zmgmTxunpo= github.com/cockroachdb/tokenbucket v0.0.0-20230807174530-cc333fc44b06/go.mod h1:7nc4anLGjupUW/PeY5qiNYsdNXj7zopG+eqsS7To5IQ= +github.com/consensys/bavard v0.1.13 h1:oLhMLOFGTLdlda/kma4VOJazblc7IM5y5QPd2A/YjhQ= +github.com/consensys/bavard v0.1.13/go.mod h1:9ItSMtA/dXMAiL7BG6bqW2m3NdSEObYWoH223nGHukI= +github.com/consensys/gnark-crypto v0.14.0 h1:DDBdl4HaBtdQsq/wfMwJvZNE80sHidrK3Nfrefatm0E= +github.com/consensys/gnark-crypto v0.14.0/go.mod h1:CU4UijNPsHawiVGNxe9co07FkzCeWHHrb1li/n1XoU0= github.com/creack/pty v1.1.9/go.mod h1:oKZEueFk5CKHvIhNR5MUki03XCEU+Q6VDXinZuGJ33E= github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc h1:U9qPSI2PIWSS1VwoXQT9A3Wy9MM3WgvqSxFWenqJduM= github.com/davecgh/go-spew v1.1.2-0.20180830191138-d8f796af33cc/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38= @@ -34,6 +40,7 @@ github.com/golang/snappy v0.0.5-0.20220116011046-fa5810519dcb/go.mod h1:/XxbfmMg github.com/google/go-cmp v0.5.9/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI= github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY= +github.com/google/subcommands v1.2.0/go.mod h1:ZjhPrFU+Olkh9WazFPsl27BQ4UPiG37m3yTrtFlrHVk= github.com/iden3/go-iden3-crypto v0.0.17 h1:NdkceRLJo/pI4UpcjVah4lN/a3yzxRUGXqxbWcYh9mY= github.com/iden3/go-iden3-crypto v0.0.17/go.mod h1:dLpM4vEPJ3nDHzhWFXDjzkn1qHoBeOT/3UEhXsEsP3E= github.com/kisielk/errcheck v1.5.0/go.mod h1:pFxgyoBC7bSaBwPgfKdkLd5X25qrDl4LWUI2bnpBCr8= @@ -46,6 +53,9 @@ github.com/kr/text v0.2.0 h1:5Nx0Ya0ZqY2ygV366QzturHI13Jq95ApcVaJBhpS+AY= github.com/kr/text v0.2.0/go.mod h1:eLer722TekiGuMkidMxC/pM04lWEeraHUUmBw8l2grE= github.com/leanovate/gopter v0.2.9 h1:fQjYxZaynp97ozCzfOyOuAGOU4aU/z37zf/tOujFk7c= github.com/leanovate/gopter v0.2.9/go.mod h1:U2L/78B+KVFIx2VmW6onHJQzXtFb+p5y3y2Sh+Jxxv8= +github.com/mmcloughlin/addchain v0.4.0 h1:SobOdjm2xLj1KkXN5/n0xTIWyZA2+s99UCY1iPfkHRY= +github.com/mmcloughlin/addchain v0.4.0/go.mod h1:A86O+tHqZLMNO4w6ZZ4FlVQEadcoqkyU72HC5wJ4RlU= +github.com/mmcloughlin/profile v0.1.1/go.mod h1:IhHD7q1ooxgwTgjxQYkACGA77oFTDdFVejUS1/tS/qU= github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822 h1:C3w9PqII01/Oq1c1nUAm88MOHcQC9l5mIlSMApZMrHA= github.com/munnerz/goautoneg v0.0.0-20191010083416-a7dc8b61c822/go.mod h1:+n7T8mK8HuQTcFwEeznm/DIxMOiR9yIdICNftLE1DvQ= github.com/pingcap/errors v0.11.4 h1:lFuQV/oaUMGcD2tqt+01ROSmJs75VG1ToEOkZIZ4nE4= @@ -111,3 +121,5 @@ google.golang.org/protobuf v1.34.2 h1:6xV6lTsCfpGD21XK49h7MhtcApnLqkfYgPcdHftf6h google.golang.org/protobuf v1.34.2/go.mod h1:qYOHts0dSfpeUzUFpOMr/WGzszTmLH+DiWniOlNbLDw= gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA= gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM= +rsc.io/tmplfunc v0.0.3 h1:53XFQh69AfOa8Tw0Jm7t+GV7KZhOi6jzsCzTtKbMvzU= +rsc.io/tmplfunc v0.0.3/go.mod h1:AG3sTPzElb1Io3Yg4voV9AGZJuleGAwaVRxL9M49PhA= diff --git a/hash.go b/hash.go index 047c254..1991c1b 100644 --- a/hash.go +++ b/hash.go @@ -4,6 +4,7 @@ import ( "crypto/sha256" "math/big" + "github.com/consensys/gnark-crypto/ecc/bls12-377/fr/mimc" "github.com/iden3/go-iden3-crypto/poseidon" "golang.org/x/crypto/blake2b" ) @@ -16,6 +17,9 @@ var ( TypeHashPoseidon = []byte("poseidon") // TypeHashBlake2b represents the label for the HashFunction of Blake2b TypeHashBlake2b = []byte("blake2b") + // TypeHashMiMC_BLS12_377 represents the label for the HashFunction of MiMC + // over BLS12-377 curve + TypeHashMiMC_BLS12_377 = []byte("mimc_bls12_377") // HashFunctionSha256 contains the HashSha256 struct which implements // the HashFunction interface @@ -37,8 +41,6 @@ type HashFunction interface { Type() []byte Len() int Hash(...[]byte) ([]byte, error) - // CheckInput checks if the input is valid without computing the hash - // CheckInput(...[]byte) error } // HashSha256 implements the HashFunction interface for the Sha256 hash @@ -120,3 +122,28 @@ func (f HashBlake2b) Hash(b ...[]byte) ([]byte, error) { } return hasher.Sum(nil), nil } + +// HashMiMC_BLS12_377 implements the HashFunction interface for the MiMC hash +// over the BLS12-377 curve +type HashMiMC_BLS12_377 struct{} + +// Type returns the type of HashFunction for the HashMiMC_BLS12_377 +func (f HashMiMC_BLS12_377) Type() []byte { + return TypeHashMiMC_BLS12_377 +} + +// Len returns the length of the Hash output for the HashMiMC_BLS12_377 +func (f HashMiMC_BLS12_377) Len() int { + return mimc.BlockSize +} + +// Hash implements the hash method for the HashFunction HashMiMC_BLS12_377 +func (f HashMiMC_BLS12_377) Hash(b ...[]byte) ([]byte, error) { + h := mimc.NewMiMC() + for i := 0; i < len(b); i++ { + if _, err := h.Write(b[i]); err != nil { + return nil, err + } + } + return h.Sum(nil), nil +}