@swtc/keypairs
Version:
swtc keypairs
3 lines (2 loc) • 22.4 kB
JavaScript
import t from"brorand";import e from"inherits";import*as i from"elliptic";import{eddsa as r,ec as n}from"elliptic";import{sm2 as s,Signature as h}from"@swtc/sm.js";export{sm2}from"@swtc/sm.js";import o from"bn.js";import{Factory as u}from"@swtc/address-codec";import{SM3 as c,funcAssert as a,funcHexToBytes as d,funcBytesToHex as p}from"@swtc/common";var f=l;function l(t,e){if(!t)throw new Error(e||"Assertion failed")}function g(t,e){return 55296==(64512&t.charCodeAt(e))&&(!(e<0||e+1>=t.length)&&56320==(64512&t.charCodeAt(e+1)))}function v(t){return(t>>>24|t>>>8&65280|t<<8&16711680|(255&t)<<24)>>>0}function y(t){return 1===t.length?"0"+t:t}function m(t){return 7===t.length?"0"+t:6===t.length?"00"+t:5===t.length?"000"+t:4===t.length?"0000"+t:3===t.length?"00000"+t:2===t.length?"000000"+t:1===t.length?"0000000"+t:t}l.equal=function(t,e,i){if(t!=e)throw new Error(i||"Assertion failed: "+t+" != "+e)};var _={inherits:e,toArray:function(t,e){if(Array.isArray(t))return 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Kt=xt;xt.blockSize=1024,xt.outSize=384,xt.hmacStrength=192,xt.padLength=128,xt.prototype._digest=function(t){return"hex"===t?_.toHex32(this.h.slice(0,12),"big"):_.split32(this.h.slice(0,12),"big")};var At={sha1:U,sha224:X,sha256:G,sha384:Kt,sha512:dt},zt=_.rotl32,Et=_.sum32,Bt=_.sum32_3,Ct=_.sum32_4,Pt=k.BlockHash;function Ht(){if(!(this instanceof Ht))return new Ht;Pt.call(this),this.h=[1732584193,4023233417,2562383102,271733878,3285377520],this.endian="little"}_.inherits(Ht,Pt);var Tt=Ht;function Dt(t,e,i,r){return t<=15?e^i^r:t<=31?e&i|~e&r:t<=47?(e|~i)^r:t<=63?e&r|i&~r:e^(i|~r)}function Ut(t){return t<=15?0:t<=31?1518500249:t<=47?1859775393:t<=63?2400959708:2840853838}function Lt(t){return t<=15?1352829926:t<=31?1548603684:t<=47?1836072691:t<=63?2053994217:0}Ht.blockSize=512,Ht.outSize=160,Ht.hmacStrength=192,Ht.padLength=64,Ht.prototype._update=function(t,e){for(var i=this.h[0],r=this.h[1],n=this.h[2],s=this.h[3],h=this.h[4],o=i,u=r,c=n,a=s,d=h,p=0;p<80;p++){var f=Et(zt(Ct(i,Dt(p,r,n,s),t[Wt[p]+e],Ut(p)),jt[p]),h);i=h,h=s,s=zt(n,10),n=r,r=f,f=Et(zt(Ct(o,Dt(79-p,u,c,a),t[Ft[p]+e],Lt(p)),It[p]),d),o=d,d=a,a=zt(c,10),c=u,u=f}f=Bt(this.h[1],n,a),this.h[1]=Bt(this.h[2],s,d),this.h[2]=Bt(this.h[3],h,o),this.h[3]=Bt(this.h[4],i,u),this.h[4]=Bt(this.h[0],r,c),this.h[0]=f},Ht.prototype._digest=function(t){return"hex"===t?_.toHex32(this.h,"little"):_.split32(this.h,"little")};var Wt=[0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,7,4,13,1,10,6,15,3,12,0,9,5,2,14,11,8,3,10,14,4,9,15,8,1,2,7,0,6,13,11,5,12,1,9,11,10,0,8,12,4,13,3,7,15,14,5,6,2,4,0,5,9,7,12,2,10,14,1,3,8,11,6,15,13],Ft=[5,14,7,0,9,2,11,4,13,6,15,8,1,10,3,12,6,11,3,7,0,13,5,10,14,15,8,12,4,9,1,2,15,5,1,3,7,14,6,9,11,8,12,2,10,0,4,13,8,6,4,1,3,11,15,0,5,12,2,13,9,7,10,14,12,15,10,4,1,5,8,7,6,2,13,14,0,3,9,11],jt=[11,14,15,12,5,8,7,9,11,13,14,15,6,7,9,8,7,6,8,13,11,9,7,15,7,12,15,9,11,7,13,12,11,13,6,7,14,9,13,15,14,8,13,6,5,12,7,5,11,12,14,15,14,15,9,8,9,14,5,6,8,6,5,12,9,15,5,11,6,8,13,12,5,12,13,14,11,8,5,6],It=[8,9,9,11,13,15,15,5,7,7,8,11,14,14,12,6,9,13,15,7,12,8,9,11,7,7,12,7,6,15,13,11,9,7,15,11,8,6,6,14,12,13,5,14,13,13,7,5,15,5,8,11,14,14,6,14,6,9,12,9,12,5,15,8,8,5,12,9,12,5,14,6,8,13,6,5,15,13,11,11],qt={ripemd160:Tt};function Mt(t,e,i){if(!(this instanceof Mt))return new Mt(t,e,i);this.Hash=t,this.blockSize=t.blockSize/8,this.outSize=t.outSize/8,this.inner=null,this.outer=null,this._init(_.toArray(e,i))}var Nt=Mt;Mt.prototype._init=function(t){t.length>this.blockSize&&(t=(new this.Hash).update(t).digest()),f(t.length<=this.blockSize);for(var e=t.length;e<this.blockSize;e++)t.push(0);for(e=0;e<t.length;e++)t[e]^=54;for(this.inner=(new this.Hash).update(t),e=0;e<t.length;e++)t[e]^=106;this.outer=(new this.Hash).update(t)},Mt.prototype.update=function(t,e){return this.inner.update(t,e),this},Mt.prototype.digest=function(t){return this.outer.update(this.inner.digest()),this.outer.digest(t)};var Rt,Vt,Jt=(function(t,e){var i=e;i.utils=_,i.common=k,i.sha=At,i.ripemd=qt,i.hmac=Nt,i.sha1=i.sha.sha1,i.sha256=i.sha.sha256,i.sha224=i.sha.sha224,i.sha384=i.sha.sha384,i.sha512=i.sha.sha512,i.ripemd160=i.ripemd.ripemd160}(Vt={path:Rt,exports:{},require:function(t,e){return function(){throw new Error("Dynamic requires are not currently supported by @rollup/plugin-commonjs")}(null==e&&Vt.path)}},Vt.exports),Vt.exports);class Ot{constructor(){this.hash=Jt.sha512()}add(t){return this.hash.update(t),this}addU32(t){return this.add([t>>>24&255,t>>>16&255,t>>>8&255,255&t])}finish(){return this.hash.digest()}first256(){return this.finish().slice(0,32)}first256BN(){return new o(this.first256())}}const Gt=i.ec("secp256k1");function Qt(t,e){const i=Gt.curve.n;for(let r=0;r<=4294967295;r++){const n=(new Ot).add(t);void 0!==e&&n.addU32(e),n.addU32(r);const s=n.first256BN();if(s.cmpn(0)>0&&s.cmp(i)<0)return s}throw new Error("impossible unicorn ;)")}function Xt(t,e={}){const i=e.validator,r=Gt.curve.n,n=Qt(t);if(i)return n;const s=Gt.g.mul(n),h=e.accountIndex||0;return Qt(s.encodeCompressed(),h).add(n).mod(r)}function Yt(t){const e=Gt.curve.decodePoint(t),i=Qt(t,0),r=Gt.g.mul(i);return e.add(r).encodeCompressed()}function Zt(t,e){const i=s.curve.n;for(let r=0;r<=4294967295;r++){const n=void 0!==e?Buffer.alloc(41):Buffer.alloc(20);n.fill(Buffer.from(t),0,t.length),void 0!==e&&(n.writeUIntBE(e,t.length,4),n.writeUIntBE(r,t.length+4,4)),n.writeUIntBE(r,t.length,4);const s=(new c).update(n).digest("hex"),h=new o(s,"hex");if(h.cmpn(0)>0&&h.cmp(i)<0)return h}throw new Error("impossible unicorn ;)")}function $t(t){return Jt.sha512().update(t).digest().slice(0,16)}function te(t){return(new c).update(t).digest().slice(0,16)}const ee=r("ed25519"),ie=n("secp256k1");function re(t){return Jt.sha512().update(t).digest().slice(0,32)}function ne(t){return(new c).update(t).digest().slice(0,32)}function se(e="jingtum"){const i=u(e),r=i.guomi,n=i.token,f=r?ne:re,l={deriveKeypair:(t,e={})=>{const i="00"+Xt(t,e).toString(16,64).toUpperCase(),r=p(ie.keyFromPrivate(i.slice(2)).getPublic().encodeCompressed());return{privateKey:i,publicKey:r}},deriveKeypairWithPrivateKey:t=>{const e="00"+t.toUpperCase(),i=p(ie.keyFromPrivate(e.slice(2)).getPublic().encodeCompressed());return{privateKey:e,publicKey:i}},sign:(t,e)=>p(ie.sign(f(t),d(e),{canonical:!0}).toDER()),verify:(t,e,i)=>ie.verify(f(t),e,d(i)),signTx:(t,e)=>p(ie.sign(t,d(e),{canonical:!0}).toDER()),verifyTx:(t,e,i)=>ie.verify(t,e,d(i))},g={deriveKeypair:(t,e={})=>{const i=function(t,e={}){const i=e.validator,r=s.curve.n,n=Zt(t);if(i)return n;const h=s.curve.g.mul(n),o=e.accountIndex||0;return Zt(h.encodeCompressed(),o).add(n).mod(r)}(t,e);return{privateKey:"00"+i.toString(16,64).toUpperCase(),publicKey:p(s.SM2KeyPair(null,i).pub.encodeCompressed())}},deriveKeypairWithPrivateKey:t=>{const e=new o(t,"hex");return{privateKey:"00"+t.toUpperCase(),publicKey:p(s.SM2KeyPair(null,e).pub.encodeCompressed())}},sign:(t,e)=>{const i=s.SM2KeyPair(null,new o(e,"hex"));return p(new h(i.sign(f(t))).toDER())},verify:(t,e,i)=>{const r=s.SM2KeyPair(i),n=new h(e,"hex");return r.verify(f(t),n.r,n.s)},signTx:(t,e)=>{"string"==typeof t&&/^[0-9A-F]{16}/i.test(t)&&(t=d(t));const i=s.SM2KeyPair(null,new o(e,"hex"));return p(new h(i.sign(t)).toDER())},verifyTx:(t,e,i)=>{"string"==typeof t&&/^[0-9A-F]{16}/i.test(t)&&(t=d(t));const r=s.SM2KeyPair(i),n=new h(e,"hex");return r.verify(f(t),n.r,n.s)}},v={deriveKeypair:t=>{const e=f(t);return{privateKey:"ED"+p(e),publicKey:"ED"+p(ee.keyFromSecret(e).pubBytes())}},deriveKeypairWithPrivateKey:t=>({privateKey:"ED"+t.toUpperCase(),publicKey:"ED"+p(ee.keyFromSecret(d(t)).pubBytes())}),sign:(t,e)=>(a(Array.isArray(t),"message must be array of octets"),p(ee.sign(t,d(e).slice(1)).toBytes())),verify:(t,e,i)=>ee.verify(t,d(e),d(i).slice(1)),signTx:(t,e)=>ee.sign(t,d(e).slice(1)).toHex(),verifyTx:(t,e,i)=>ee.verify(t,d(e),d(i).slice(1))},y={deriveKeypair:t=>{const e=f(t);return{privateKey:"ED"+p(e),publicKey:"ED"+p(ee.keyFromSecret(e).pubBytes())}},deriveKeypairWithPrivateKey:t=>({privateKey:"ED"+t.toUpperCase(),publicKey:"ED"+p(ee.keyFromSecret(d(t)).pubBytes())}),sign:(t,e)=>(a(Array.isArray(t),"message must be array of octets"),p(ee.sign(t,d(e).slice(1)).toBytes())),verify:(t,e,i)=>ee.verify(t,d(e),d(i).slice(1)),signTx:(t,e)=>ee.sign(t,d(e).slice(1)).toHex(),verifyTx:(t,e,i)=>ee.verify(t,d(e),d(i).slice(1))};function m(t){const e={secp256k1:l,sm2p256v1:g,ed25519:v,ed25519guomi:y};return"ed25519"===t?r?e.ed25519guomi:e.ed25519:e[t]}function _(t){const e=d(t);return 33===e.length&&237===e[0]?"ed25519":r?"sm2p256v1":"secp256k1"}function b(t,e=(r?"sm2p256v1":"secp256k1")){const n=t;let s,h,o=t;if("string"!=typeof t)throw new Error("deriving keypair requires secret or private key");if(/^s/.test(t)){const t=i.decodeSeed(n);h=m(e="ed25519"===t.type?"ed25519":r?"sm2p256v1":"secp256k1"),s=h.deriveKeypair(t.bytes)}else{if(64===t.length)e="ed25519"===e?"ed25519":r?"sm2p256v1":"secp256k1";else{if(66!==t.length)throw new Error("deriving keypair requires valid private key");if("00"===t.slice(0,2))e=r?"sm2p256v1":"secp256k1";else{if("ED"!==t.slice(0,2).toUpperCase())throw new Error("deriving keypair requires correct prefixed private key");e="ed25519"}o=t.slice(2)}h=m(e),s=h.deriveKeypairWithPrivateKey(o)}const u=f("This test message should verify."),c=h.sign(u,s.privateKey);if(!0!==h.verify(u,c,s.publicKey))throw new Error("derived keypair did not generate verifiable signature");return s}function w(t){return i.encodeAccountID(Buffer.from(r?function(t){const e=(new c).update(t).digest();return Jt.ripemd160().update(e).digest()}(t):function(t){const e=Jt.sha256().update(t).digest();return Jt.ripemd160().update(e).digest()}(t)))}return{guomi:r,token:n,addressCodec:i,deriveKeyPair:b,hash:f,seedFromPhrase:r?te:$t,signTx:function(t,e){return m(_(e)).signTx(t,e)},verifyTx:function(t,e,i){return m(_(i)).verifyTx(t,e,i)},convertAddressToBytes:function(t){return i.decodeAddress(t).toJSON().data},convertBytesToAddress:function(t){return i.encodeAddress(t)},checkAddress:i.isValidAddress,isValidAddress:i.isValidAddress,deriveKeypair:b,generateSeed:function(e={}){a(!e.entropy||e.entropy.length>=16,"entropy too short");const n=e.entropy?e.entropy.slice(0,16):t(16),s="ed25519"===e.algorithm?"ed25519":r?"sm2p256v1":"secp256k1";return i.encodeSeed(n,s)},sign:function(t,e){return m(_(e)).sign(d(t),e)},verify:function(t,e,i){return m(_(i)).verify(d(t),e,i)},deriveAddress:function(t){return w(d(t))},deriveNodeAddress:function(t){const e=i.decodeNodePublic(t);return w(r?function(t){const e=s.curve.decodePoint(t),i=Zt(t,0),r=s.curve.g.mul(i);return e.add(r).encodeCompressed()}(e):Yt(e))}}}const he=se(),oe=se("guomi");export{se as Factory,he as Keypairs,oe as KeypairsGm};
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