Initial FRESH support
parent
78da3eb9b2
commit
ec00b7429b
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@ -23,6 +23,7 @@
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"nist5.c",
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"sha1.c",
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"x15.c",
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"fresh.c",
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"sha3/sph_hefty1.c",
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"sha3/sph_fugue.c",
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"sha3/aes_helper.c",
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@ -48,7 +49,7 @@
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"crypto/c_skein.c",
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"crypto/hash.c",
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"crypto/aesb.c",
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"crypto/wild_keccak.cpp"
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"crypto/wild_keccak.cpp",
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],
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"include_dirs": [
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"crypto",
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@ -0,0 +1,42 @@
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#include "fresh.h"
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#include <stdlib.h>
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#include <stdint.h>
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#include <string.h>
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#include <stdio.h>
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#include "sha3/sph_shavite.h"
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#include "sha3/sph_simd.h"
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#include "sha3/sph_echo.h"
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void fresh_hash(const char* input, char* output, uint32_t len)
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{
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sph_shavite512_context ctx_shavite1;
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sph_simd512_context ctx_simd1;
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sph_echo512_context ctx_echo1;
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//these uint512 in the c++ source of the client are backed by an array of uint32
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uint32_t hashA[16], hashB[16];
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sph_shavite512_init (&ctx_shavite1);
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sph_shavite512 (&ctx_shavite1, input, len);
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sph_shavite512_close(&ctx_shavite1, hashA);
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sph_simd512_init (&ctx_simd1);
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sph_simd512 (&ctx_simd1, hashA, 64);
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sph_simd512_close(&ctx_simd1, hashB);
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sph_shavite512_init (&ctx_shavite1);
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sph_shavite512 (&ctx_shavite1, hashB, 64);
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sph_shavite512_close(&ctx_shavite1, hashA);
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sph_simd512_init (&ctx_simd1);
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sph_simd512 (&ctx_simd1, hashA, 64);
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sph_simd512_close(&ctx_simd1, hashB);
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sph_echo512_init (&ctx_echo1);
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sph_echo512 (&ctx_echo1, hashB, 64);
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sph_echo512_close(&ctx_echo1, hashA);
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memcpy(output, hashA, 32);
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}
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@ -0,0 +1,16 @@
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#ifndef FRESH_H
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#define FRESH_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include <stdint.h>
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void fresh_hash(const char* input, char* output, uint32_t len);
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#ifdef __cplusplus
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}
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#endif
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#endif
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@ -22,6 +22,7 @@ extern "C" {
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#include "nist5.h"
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#include "sha1.h",
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#include "x15.h"
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#include "fresh.h"
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}
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#include "boolberry.h"
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@ -551,6 +552,28 @@ Handle<Value> x15(const Arguments& args) {
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return scope.Close(buff->handle_);
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}
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Handle<Value> fresh(const Arguments& args) {
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HandleScope scope;
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if (args.Length() < 1)
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return except("You must provide one argument.");
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Local<Object> target = args[0]->ToObject();
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if(!Buffer::HasInstance(target))
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return except("Argument should be a buffer object.");
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char * input = Buffer::Data(target);
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char output[32];
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uint32_t input_len = Buffer::Length(target);
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fresh_hash(input, output, input_len);
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Buffer* buff = Buffer::New(output, 32);
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return scope.Close(buff->handle_);
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}
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void init(Handle<Object> exports) {
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exports->Set(String::NewSymbol("quark"), FunctionTemplate::New(quark)->GetFunction());
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exports->Set(String::NewSymbol("x11"), FunctionTemplate::New(x11)->GetFunction());
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@ -573,6 +596,7 @@ void init(Handle<Object> exports) {
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exports->Set(String::NewSymbol("nist5"), FunctionTemplate::New(nist5)->GetFunction());
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exports->Set(String::NewSymbol("sha1"), FunctionTemplate::New(sha1)->GetFunction());
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exports->Set(String::NewSymbol("x15"), FunctionTemplate::New(x15)->GetFunction());
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exports->Set(String::NewSymbol("fresh"), FunctionTemplate::New(fresh)->GetFunction());
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}
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NODE_MODULE(multihashing, init)
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