ethwrapper
Version:
♻️ Utility class to wrap/unwrap ETH on compatible networks
1 lines • 306 kB
JavaScript
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e.outputLen=t.outputLen,e.blockLen=t.blockLen,e.create=()=>r(),e}function rd(r){const e=(n,s)=>r(s).update(Dn(n)).digest(),t=r({});return e.outputLen=t.outputLen,e.blockLen=t.blockLen,e.create=n=>r(n),e}class lo extends ua{constructor(e,t){super(),this.finished=!1,this.destroyed=!1,ee.hash(e);const n=Dn(t);if(this.iHash=e.create(),!(this.iHash instanceof ua))throw new TypeError("Expected instance of class which extends utils.Hash");const s=this.blockLen=this.iHash.blockLen;this.outputLen=this.iHash.outputLen;const i=new Uint8Array(s);i.set(n.length>this.iHash.blockLen?e.create().update(n).digest():n);for(let a=0;a<i.length;a++)i[a]^=54;this.iHash.update(i),this.oHash=e.create();for(let a=0;a<i.length;a++)i[a]^=106;this.oHash.update(i),i.fill(0)}update(e){return ee.exists(this),this.iHash.update(e),this}digestInto(e){ee.exists(this),ee.bytes(e,this.outputLen),this.finished=!0,this.iHash.digestInto(e),this.oHash.update(e),this.oHash.digestInto(e),this.destroy()}digest(){const e=new Uint8Array(this.oHash.outputLen);return this.digestInto(e),e}_cloneInto(e){e||(e=Object.create(Object.getPrototypeOf(this),{}));const{oHash:t,iHash:n,finished:s,destroyed:i,blockLen:a,outputLen:c}=this;return e=e,e.finished=s,e.destroyed=i,e.blockLen=a,e.outputLen=c,e.oHash=t._cloneInto(e.oHash),e.iHash=n._cloneInto(e.iHash),e}destroy(){this.destroyed=!0,this.oHash.destroy(),this.iHash.destroy()}}const mc=(r,e,t)=>new lo(r,e).update(t).digest();mc.create=(r,e)=>new lo(r,e);function sd(r,e,t,n){ee.hash(r);const s=fo({dkLen:32,asyncTick:10},n),{c:i,dkLen:a,asyncTick:c}=s;if(ee.number(i),ee.number(a),ee.number(c),i<1)throw new Error("PBKDF2: iterations (c) should be >= 1");const o=Dn(e),l=Dn(t),u=new Uint8Array(a),d=mc.create(r,o),b=d._cloneInto().update(l);return{c:i,dkLen:a,asyncTick:c,DK:u,PRF:d,PRFSalt:b}}function id(r,e,t,n,s){return r.destroy(),e.destroy(),n&&n.destroy(),s.fill(0),t}function wc(r,e,t,n){const{c:s,dkLen:i,DK:a,PRF:c,PRFSalt:o}=sd(r,e,t,n);let l;const u=new Uint8Array(4),d=la(u),b=new Uint8Array(c.outputLen);for(let g=1,A=0;A<i;g++,A+=c.outputLen){const w=a.subarray(A,A+c.outputLen);d.setInt32(0,g,!1),(l=o._cloneInto(l)).update(u).digestInto(b),w.set(b.subarray(0,w.length));for(let I=1;I<s;I++){c._cloneInto(l).update(b).digestInto(b);for(let O=0;O<w.length;O++)w[O]^=b[O]}}return id(c,o,a,l,b)}function ad(r,e,t,n){if(typeof r.setBigUint64=="function")return r.setBigUint64(e,t,n);const s=BigInt(32),i=BigInt(4294967295),a=Number(t>>s&i),c=Number(t&i),o=n?4:0,l=n?0:4;r.setUint32(e+o,a,n),r.setUint32(e+l,c,n)}class Ac extends ua{constructor(e,t,n,s){super(),this.blockLen=e,this.outputLen=t,this.padOffset=n,this.isLE=s,this.finished=!1,this.length=0,this.pos=0,this.destroyed=!1,this.buffer=new Uint8Array(e),this.view=la(this.buffer)}update(e){ee.exists(this);const{view:t,buffer:n,blockLen:s}=this;e=Dn(e);const i=e.length;for(let a=0;a<i;){const c=Math.min(s-this.pos,i-a);if(c===s){const o=la(e);for(;s<=i-a;a+=s)this.process(o,a);continue}n.set(e.subarray(a,a+c),this.pos),this.pos+=c,a+=c,this.pos===s&&(this.process(t,0),this.pos=0)}return this.length+=e.length,this.roundClean(),this}digestInto(e){ee.exists(this),ee.output(e,this),this.finished=!0;const{buffer:t,view:n,blockLen:s,isLE:i}=this;let{pos:a}=this;t[a++]=128,this.buffer.subarray(a).fill(0),this.padOffset>s-a&&(this.process(n,0),a=0);for(let o=a;o<s;o++)t[o]=0;ad(n,s-8,BigInt(this.length*8),i),this.process(n,0);const c=la(e);this.get().forEach((o,l)=>c.setUint32(4*l,o,i))}digest(){const{buffer:e,outputLen:t}=this;this.digestInto(e);const n=e.slice(0,t);return this.destroy(),n}_cloneInto(e){e||(e=new this.constructor),e.set(...this.get());const{blockLen:t,buffer:n,length:s,finished:i,destroyed:a,pos:c}=this;return e.length=s,e.pos=c,e.finished=i,e.destroyed=a,s%t&&e.buffer.set(n),e}}const cd=(r,e,t)=>r&e^~r&t,od=(r,e,t)=>r&e^r&t^e&t,fd=new Uint32Array([1116352408,1899447441,3049323471,3921009573,961987163,1508970993,2453635748,2870763221,3624381080,310598401,607225278,1426881987,1925078388,2162078206,2614888103,3248222580,3835390401,4022224774,264347078,604807628,770255983,1249150122,1555081692,1996064986,2554220882,2821834349,2952996808,3210313671,3336571891,3584528711,113926993,338241895,666307205,773529912,1294757372,1396182291,1695183700,1986661051,2177026350,2456956037,2730485921,2820302411,3259730800,3345764771,3516065817,3600352804,4094571909,275423344,430227734,506948616,659060556,883997877,958139571,1322822218,1537002063,1747873779,1955562222,2024104815,2227730452,2361852424,2428436474,2756734187,3204031479,3329325298]),an=new Uint32Array([1779033703,3144134277,1013904242,2773480762,1359893119,2600822924,528734635,1541459225]),cn=new Uint32Array(64);class ld extends Ac{constructor(){super(64,32,8,!1),this.A=an[0]|0,this.B=an[1]|0,this.C=an[2]|0,this.D=an[3]|0,this.E=an[4]|0,this.F=an[5]|0,this.G=an[6]|0,this.H=an[7]|0}get(){const{A:e,B:t,C:n,D:s,E:i,F:a,G:c,H:o}=this;return[e,t,n,s,i,a,c,o]}set(e,t,n,s,i,a,c,o){this.A=e|0,this.B=t|0,this.C=n|0,this.D=s|0,this.E=i|0,this.F=a|0,this.G=c|0,this.H=o|0}process(e,t){for(let d=0;d<16;d++,t+=4)cn[d]=e.getUint32(t,!1);for(let d=16;d<64;d++){const b=cn[d-15],g=cn[d-2],A=ht(b,7)^ht(b,18)^b>>>3,w=ht(g,17)^ht(g,19)^g>>>10;cn[d]=w+cn[d-7]+A+cn[d-16]|0}let{A:n,B:s,C:i,D:a,E:c,F:o,G:l,H:u}=this;for(let d=0;d<64;d++){const b=ht(c,6)^ht(c,11)^ht(c,25),g=u+b+cd(c,o,l)+fd[d]+cn[d]|0,w=(ht(n,2)^ht(n,13)^ht(n,22))+od(n,s,i)|0;u=l,l=o,o=c,c=a+g|0,a=i,i=s,s=n,n=g+w|0}n=n+this.A|0,s=s+this.B|0,i=i+this.C|0,a=a+this.D|0,c=c+this.E|0,o=o+this.F|0,l=l+this.G|0,u=u+this.H|0,this.set(n,s,i,a,c,o,l,u)}roundClean(){cn.fill(0)}destroy(){this.set(0,0,0,0,0,0,0,0),this.buffer.fill(0)}}const Ys=Br(()=>new ld),da=BigInt(2**32-1),Ec=BigInt(32);function uo(r,e=!1){return e?{h:Number(r&da),l:Number(r>>Ec&da)}:{h:Number(r>>Ec&da)|0,l:Number(r&da)|0}}function ud(r,e=!1){let t=new Uint32Array(r.length),n=new Uint32Array(r.length);for(let s=0;s<r.length;s++){const{h:i,l:a}=uo(r[s],e);[t[s],n[s]]=[i,a]}return[t,n]}const dd=(r,e)=>BigInt(r>>>0)<<Ec|BigInt(e>>>0),xd=(r,e,t)=>r>>>t,hd=(r,e,t)=>r<<32-t|e>>>t,bd=(r,e,t)=>r>>>t|e<<32-t,pd=(r,e,t)=>r<<32-t|e>>>t,gd=(r,e,t)=>r<<64-t|e>>>t-32,yd=(r,e,t)=>r>>>t-32|e<<64-t,md=(r,e)=>e,wd=(r,e)=>r,Ad=(r,e,t)=>r<<t|e>>>32-t,Ed=(r,e,t)=>e<<t|r>>>32-t,Id=(r,e,t)=>e<<t-32|r>>>64-t,Nd=(r,e,t)=>r<<t-32|e>>>64-t;function Td(r,e,t,n){const s=(e>>>0)+(n>>>0);return{h:r+t+(s/2**32|0)|0,l:s|0}}const B={fromBig:uo,split:ud,toBig:dd,shrSH:xd,shrSL:hd,rotrSH:bd,rotrSL:pd,rotrBH:gd,rotrBL:yd,rotr32H:md,rotr32L:wd,rotlSH:Ad,rotlSL:Ed,rotlBH:Id,rotlBL:Nd,add:Td,add3L:(r,e,t)=>(r>>>0)+(e>>>0)+(t>>>0),add3H:(r,e,t,n)=>e+t+n+(r/2**32|0)|0,add4L:(r,e,t,n)=>(r>>>0)+(e>>>0)+(t>>>0)+(n>>>0),add4H:(r,e,t,n,s)=>e+t+n+s+(r/2**32|0)|0,add5H:(r,e,t,n,s,i)=>e+t+n+s+i+(r/2**32|0)|0,add5L:(r,e,t,n,s)=>(r>>>0)+(e>>>0)+(t>>>0)+(n>>>0)+(s>>>0)},[Cd,kd]=B.split(["0x428a2f98d728ae22","0x7137449123ef65cd","0xb5c0fbcfec4d3b2f","0xe9b5dba58189dbbc","0x3956c25bf348b538","0x59f111f1b605d019","0x923f82a4af194f9b","0xab1c5ed5da6d8118","0xd807aa98a3030242","0x12835b0145706fbe","0x243185be4ee4b28c","0x550c7dc3d5ffb4e2","0x72be5d74f27b896f","0x80deb1fe3b1696b1","0x9bdc06a725c71235","0xc19bf174cf692694","0xe49b69c19ef14ad2","0xefbe4786384f25e3","0x0fc19dc68b8cd5b5","0x240ca1cc77ac9c65","0x2de92c6f592b0275","0x4a7484aa6ea6e483","0x5cb0a9dcbd41fbd4","0x76f988da831153b5","0x983e5152ee66dfab","0xa831c66d2db43210","0xb00327c898fb213f","0xbf597fc7beef0ee4","0xc6e00bf33da88fc2","0xd5a79147930aa725","0x06ca6351e003826f","0x142929670a0e6e70","0x27b70a8546d22ffc","0x2e1b21385c26c926","0x4d2c6dfc5ac42aed","0x53380d139d95b3df","0x650a73548baf63de","0x766a0abb3c77b2a8","0x81c2c92e47edaee6","0x92722c851482353b","0xa2bfe8a14cf10364","0xa81a664bbc423001","0xc24b8b70d0f89791","0xc76c51a30654be30","0xd192e819d6ef5218","0xd69906245565a910","0xf40e35855771202a","0x106aa07032bbd1b8","0x19a4c116b8d2d0c8","0x1e376c085141ab53","0x2748774cdf8eeb99","0x34b0bcb5e19b48a8","0x391c0cb3c5c95a63","0x4ed8aa4ae3418acb","0x5b9cca4f7763e373","0x682e6ff3d6b2b8a3","0x748f82ee5defb2fc","0x78a5636f43172f60","0x84c87814a1f0ab72","0x8cc702081a6439ec","0x90befffa23631e28","0xa4506cebde82bde9","0xbef9a3f7b2c67915","0xc67178f2e372532b","0xca273eceea26619c","0xd186b8c721c0c207","0xeada7dd6cde0eb1e","0xf57d4f7fee6ed178","0x06f067aa72176fba","0x0a637dc5a2c898a6","0x113f9804bef90dae","0x1b710b35131c471b","0x28db77f523047d84","0x32caab7b40c72493","0x3c9ebe0a15c9bebc","0x431d67c49c100d4c","0x4cc5d4becb3e42b6","0x597f299cfc657e2a","0x5fcb6fab3ad6faec","0x6c44198c4a475817"].map(r=>BigInt(r))),on=new Uint32Array(80),fn=new Uint32Array(80);class Ic extends Ac{constructor(){super(128,64,16,!1),this.Ah=1779033703,this.Al=-205731576,this.Bh=-1150833019,this.Bl=-2067093701,this.Ch=1013904242,this.Cl=-23791573,this.Dh=-1521486534,this.Dl=1595750129,this.Eh=1359893119,this.El=-1377402159,this.Fh=-1694144372,this.Fl=725511199,this.Gh=528734635,this.Gl=-79577749,this.Hh=1541459225,this.Hl=327033209}get(){const{Ah:e,Al:t,Bh:n,Bl:s,Ch:i,Cl:a,Dh:c,Dl:o,Eh:l,El:u,Fh:d,Fl:b,Gh:g,Gl:A,Hh:w,Hl:I}=this;return[e,t,n,s,i,a,c,o,l,u,d,b,g,A,w,I]}set(e,t,n,s,i,a,c,o,l,u,d,b,g,A,w,I){this.Ah=e|0,this.Al=t|0,this.Bh=n|0,this.Bl=s|0,this.Ch=i|0,this.Cl=a|0,this.Dh=c|0,this.Dl=o|0,this.Eh=l|0,this.El=u|0,this.Fh=d|0,this.Fl=b|0,this.Gh=g|0,this.Gl=A|0,this.Hh=w|0,this.Hl=I|0}process(e,t){for(let R=0;R<16;R++,t+=4)on[R]=e.getUint32(t),fn[R]=e.getUint32(t+=4);for(let R=16;R<80;R++){const J=on[R-15]|0,v=fn[R-15]|0,Z=B.rotrSH(J,v,1)^B.rotrSH(J,v,8)^B.shrSH(J,v,7),ue=B.rotrSL(J,v,1)^B.rotrSL(J,v,8)^B.shrSL(J,v,7),W=on[R-2]|0,X=fn[R-2]|0,ye=B.rotrSH(W,X,19)^B.rotrBH(W,X,61)^B.shrSH(W,X,6),dt=B.rotrSL(W,X,19)^B.rotrBL(W,X,61)^B.shrSL(W,X,6),je=B.add4L(ue,dt,fn[R-7],fn[R-16]),xt=B.add4H(je,Z,ye,on[R-7],on[R-16]);on[R]=xt|0,fn[R]=je|0}let{Ah:n,Al:s,Bh:i,Bl:a,Ch:c,Cl:o,Dh:l,Dl:u,Eh:d,El:b,Fh:g,Fl:A,Gh:w,Gl:I,Hh:O,Hl:L}=this;for(let R=0;R<80;R++){const J=B.rotrSH(d,b,14)^B.rotrSH(d,b,18)^B.rotrBH(d,b,41),v=B.rotrSL(d,b,14)^B.rotrSL(d,b,18)^B.rotrBL(d,b,41),Z=d&g^~d&w,ue=b&A^~b&I,W=B.add5L(L,v,ue,kd[R],fn[R]),X=B.add5H(W,O,J,Z,Cd[R],on[R]),ye=W|0,dt=B.rotrSH(n,s,28)^B.rotrBH(n,s,34)^B.rotrBH(n,s,39),je=B.rotrSL(n,s,28)^B.rotrBL(n,s,34)^B.rotrBL(n,s,39),xt=n&i^n&c^i&c,qt=s&a^s&o^a&o;O=w|0,L=I|0,w=g|0,I=A|0,g=d|0,A=b|0,{h:d,l:b}=B.add(l|0,u|0,X|0,ye|0),l=c|0,u=o|0,c=i|0,o=a|0,i=n|0,a=s|0;const Ct=B.add3L(ye,je,qt);n=B.add3H(Ct,X,dt,xt),s=Ct|0}({h:n,l:s}=B.add(this.Ah|0,this.Al|0,n|0,s|0)),{h:i,l:a}=B.add(this.Bh|0,this.Bl|0,i|0,a|0),{h:c,l:o}=B.add(this.Ch|0,this.Cl|0,c|0,o|0),{h:l,l:u}=B.add(this.Dh|0,this.Dl|0,l|0,u|0),{h:d,l:b}=B.add(this.Eh|0,this.El|0,d|0,b|0),{h:g,l:A}=B.add(this.Fh|0,this.Fl|0,g|0,A|0),{h:w,l:I}=B.add(this.Gh|0,this.Gl|0,w|0,I|0),{h:O,l:L}=B.add(this.Hh|0,this.Hl|0,O|0,L|0),this.set(n,s,i,a,c,o,l,u,d,b,g,A,w,I,O,L)}roundClean(){on.fill(0),fn.fill(0)}destroy(){this.buffer.fill(0),this.set(0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0)}}class Pd extends Ic{constructor(){super(),this.Ah=573645204,this.Al=-64227540,this.Bh=-1621794909,this.Bl=-934517566,this.Ch=596883563,this.Cl=1867755857,this.Dh=-1774684391,this.Dl=1497426621,this.Eh=-1775747358,this.El=-1467023389,this.Fh=-1101128155,this.Fl=1401305490,this.Gh=721525244,this.Gl=746961066,this.Hh=246885852,this.Hl=-2117784414,this.outputLen=32}}class Od extends Ic{constructor(){super(),this.Ah=-876896931,this.Al=-1056596264,this.Bh=1654270250,this.Bl=914150663,this.Ch=-1856437926,this.Cl=812702999,this.Dh=355462360,this.Dl=-150054599,this.Eh=1731405415,this.El=-4191439,this.Fh=-1900787065,this.Fl=1750603025,this.Gh=-619958771,this.Gl=1694076839,this.Hh=1203062813,this.Hl=-1090891868,this.outputLen=48}}const Nc=Br(()=>new Ic);Br(()=>new Pd),Br(()=>new Od);function Rd(){if(typeof self<"u")return self;if(typeof window<"u")return window;if(typeof global<"u")return global;throw new Error("unable to locate global object")}const xo=Rd(),ho=xo.crypto||xo.msCrypto;function Sd(r){switch(r){case"sha256":return Ys.create();case"sha512":return Nc.create()}h(!1,"invalid hashing algorithm name","algorithm",r)}function vd(r,e){const t={sha256:Ys,sha512:Nc}[r];return h(t!=null,"invalid hmac algorithm","algorithm",r),mc.create(t,e)}function Bd(r,e,t,n,s){const i={sha256:Ys,sha512:Nc}[s];return h(i!=null,"invalid pbkdf2 algorithm","algorithm",s),wc(i,r,e,{c:t,dkLen:n})}function Ld(r){m(ho!=null,"platform does not support secure random numbers","UNSUPPORTED_OPERATION",{operation:"randomBytes"}),h(Number.isInteger(r)&&r>0&&r<=1024,"invalid length","length",r);const e=new Uint8Array(r);return ho.getRandomValues(e),e}let bo=!1;const po=function(r,e,t){return vd(r,e).update(t).digest()};let go=po;function Mn(r,e,t){const n=T(e,"key"),s=T(t,"data");return N(go(r,n,s))}Mn._=po,Mn.lock=function(){bo=!0},Mn.register=function(r){if(bo)throw new Error("computeHmac is locked");go=r},Object.freeze(Mn);const[yo,mo,wo]=[[],[],[]],Ud=BigInt(0),$s=BigInt(1),Fd=BigInt(2),Dd=BigInt(7),Md=BigInt(256),Gd=BigInt(113);for(let r=0,e=$s,t=1,n=0;r<24;r++){[t,n]=[n,(2*t+3*n)%5],yo.push(2*(5*n+t)),mo.push((r+1)*(r+2)/2%64);let s=Ud;for(let 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ua{constructor(e,t,n,s=!1,i=24){if(super(),this.blockLen=e,this.suffix=t,this.outputLen=n,this.enableXOF=s,this.rounds=i,this.pos=0,this.posOut=0,this.finished=!1,this.destroyed=!1,ee.number(n),0>=this.blockLen||this.blockLen>=200)throw new Error("Sha3 supports only keccak-f1600 function");this.state=new Uint8Array(200),this.state32=fa(this.state)}keccak(){Kd(this.state32,this.rounds),this.posOut=0,this.pos=0}update(e){ee.exists(this);const{blockLen:t,state:n}=this;e=Dn(e);const s=e.length;for(let i=0;i<s;){const a=Math.min(t-this.pos,s-i);for(let c=0;c<a;c++)n[this.pos++]^=e[i++];this.pos===t&&this.keccak()}return this}finish(){if(this.finished)return;this.finished=!0;const{state:e,suffix:t,pos:n,blockLen:s}=this;e[n]^=t,t&128&&n===s-1&&this.keccak(),e[s-1]^=128,this.keccak()}writeInto(e){ee.exists(this,!1),ee.bytes(e),this.finish();const t=this.state,{blockLen:n}=this;for(let s=0,i=e.length;s<i;){this.posOut>=n&&this.keccak();const 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