@bitgo/unspents
Version:
Defines the chain codes used for different unspent types and methods to calculate bitcoin transaction sizes
97 lines • 12.1 kB
JavaScript
;
/**
* Defines input sizes for BitGo signature scripts.
*/
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.inputComponentsP2shP2pk = exports.inputComponentsP2trScriptSpendLevel2 = exports.inputComponentsP2trScriptSpendLevel1 = exports.inputComponentsP2trKeySpend = exports.inputComponentsP2wsh = exports.inputComponentsP2shP2wsh = exports.inputComponentsP2sh = void 0;
exports.varSliceSize = varSliceSize;
exports.getInputByteLength = getInputByteLength;
exports.getInputWeight = getInputWeight;
exports.getInputComponentsWeight = getInputComponentsWeight;
const varuint_bitcoin_1 = __importDefault(require("varuint-bitcoin"));
function varSliceSize(someScript) {
const length = someScript.length;
return varuint_bitcoin_1.default.encodingLength(length) + length;
}
function vectorSize(someVector) {
const length = someVector.length;
return (varuint_bitcoin_1.default.encodingLength(length) +
someVector.reduce((sum, witness) => {
return sum + varSliceSize(witness);
}, 0));
}
function getInputByteLength(input, allowWitness) {
return (40 /* inputId(32), index(4), nSequence(4) */ +
varSliceSize(input.script) +
(allowWitness ? vectorSize(input.witness) : 0));
}
function getInputWeight(input) {
return 3 * getInputByteLength(input, false) + getInputByteLength(input, true);
}
function getInputComponentsWeight(c) {
const scriptSize = c.script.reduce((a, b) => a + b, 0);
return getInputWeight({
script: { length: scriptSize },
witness: c.witness.map((v) => ({ length: v })),
});
}
const opSize = 1;
const op0Size = opSize;
const opPushSize = opSize;
const opCheckSigVerifySize = opSize;
const opCheckSigSize = opSize;
const ecdsaSignatureSize = 72;
const schnorrPubkeySize = 32;
const schnorrSignatureNoSighashSize = 64;
const p2msPubScriptSize = 105; // Note: This is valid for a compressed public key only
const p2wshPubScriptSize = 34;
const p2pkPubScriptSize = 35;
function p2trScriptSpend(level) {
return [
schnorrSignatureNoSighashSize,
schnorrSignatureNoSighashSize,
opPushSize + schnorrPubkeySize + opCheckSigSize + opPushSize + schnorrPubkeySize + opCheckSigVerifySize,
/* header byte */ 1 + /* inner key */ 32 + /* inner leaf */ 32 * level,
];
}
function p2msSigScriptSize(witness) {
return [
witness ? 0 : op0Size,
(witness ? 0 : opPushSize) + ecdsaSignatureSize,
(witness ? 0 : opPushSize) + ecdsaSignatureSize,
(witness ? 0 : /* OP_PUSHDATA2 */ opPushSize + 1) + p2msPubScriptSize,
];
}
exports.inputComponentsP2sh = {
script: p2msSigScriptSize(false),
witness: [],
};
exports.inputComponentsP2shP2wsh = {
script: [opSize + p2wshPubScriptSize],
witness: p2msSigScriptSize(true),
};
exports.inputComponentsP2wsh = {
script: [],
witness: p2msSigScriptSize(true),
};
// See: https://murchandamus.medium.com/2-of-3-multisig-inputs-using-pay-to-taproot-d5faf2312ba3
exports.inputComponentsP2trKeySpend = {
script: [],
witness: [schnorrSignatureNoSighashSize],
};
exports.inputComponentsP2trScriptSpendLevel1 = {
script: [],
witness: p2trScriptSpend(1),
};
exports.inputComponentsP2trScriptSpendLevel2 = {
script: [],
witness: p2trScriptSpend(2),
};
exports.inputComponentsP2shP2pk = {
script: [opPushSize + ecdsaSignatureSize, opPushSize + p2pkPubScriptSize],
witness: [],
};
//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"inputWeights.js","sourceRoot":"","sources":["../../src/inputWeights.ts"],"names":[],"mappings":";AAAA;;GAEG;;;;;;AAIH,oCAIC;AAsBD,gDAMC;AAED,wCAEC;AAOD,4DAMC;AAnDD,sEAAsC;AAEtC,SAAgB,YAAY,CAAC,UAAiB;IAC5C,MAAM,MAAM,GAAG,UAAU,CAAC,MAAM,CAAC;IAEjC,OAAO,yBAAO,CAAC,cAAc,CAAC,MAAM,CAAC,GAAG,MAAM,CAAC;AACjD,CAAC;AAED,SAAS,UAAU,CAAC,UAAmB;IACrC,MAAM,MAAM,GAAG,UAAU,CAAC,MAAM,CAAC;IAEjC,OAAO,CACL,yBAAO,CAAC,cAAc,CAAC,MAAM,CAAC;QAC9B,UAAU,CAAC,MAAM,CAAC,CAAC,GAAG,EAAE,OAAO,EAAE,EAAE;YACjC,OAAO,GAAG,GAAG,YAAY,CAAC,OAAO,CAAC,CAAC;QACrC,CAAC,EAAE,CAAC,CAAC,CACN,CAAC;AACJ,CAAC;AAWD,SAAgB,kBAAkB,CAAC,KAAY,EAAE,YAAqB;IACpE,OAAO,CACL,EAAE,CAAC,yCAAyC;QAC5C,YAAY,CAAC,KAAK,CAAC,MAAM,CAAC;QAC1B,CAAC,YAAY,CAAC,CAAC,CAAC,UAAU,CAAC,KAAK,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAC/C,CAAC;AACJ,CAAC;AAED,SAAgB,cAAc,CAAC,KAAY;IACzC,OAAO,CAAC,GAAG,kBAAkB,CAAC,KAAK,EAAE,KAAK,CAAC,GAAG,kBAAkB,CAAC,KAAK,EAAE,IAAI,CAAC,CAAC;AAChF,CAAC;AAOD,SAAgB,wBAAwB,CAAC,CAAkB;IACzD,MAAM,UAAU,GAAG,CAAC,CAAC,MAAM,CAAC,MAAM,CAAC,CAAC,CAAC,EAAE,CAAC,EAAE,EAAE,CAAC,CAAC,GAAG,CAAC,EAAE,CAAC,CAAC,CAAC;IACvD,OAAO,cAAc,CAAC;QACpB,MAAM,EAAE,EAAE,MAAM,EAAE,UAAU,EAAE;QAC9B,OAAO,EAAE,CAAC,CAAC,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,EAAE,EAAE,CAAC,CAAC,EAAE,MAAM,EAAE,CAAC,EAAE,CAAC,CAAC;KAC/C,CAAC,CAAC;AACL,CAAC;AAED,MAAM,MAAM,GAAG,CAAC,CAAC;AACjB,MAAM,OAAO,GAAG,MAAM,CAAC;AACvB,MAAM,UAAU,GAAG,MAAM,CAAC;AAC1B,MAAM,oBAAoB,GAAG,MAAM,CAAC;AACpC,MAAM,cAAc,GAAG,MAAM,CAAC;AAC9B,MAAM,kBAAkB,GAAG,EAAE,CAAC;AAC9B,MAAM,iBAAiB,GAAG,EAAE,CAAC;AAC7B,MAAM,6BAA6B,GAAG,EAAE,CAAC;AACzC,MAAM,iBAAiB,GAAG,GAAG,CAAC,CAAC,uDAAuD;AACtF,MAAM,kBAAkB,GAAG,EAAE,CAAC;AAC9B,MAAM,iBAAiB,GAAG,EAAE,CAAC;AAE7B,SAAS,eAAe,CAAC,KAAY;IACnC,OAAO;QACL,6BAA6B;QAC7B,6BAA6B;QAC7B,UAAU,GAAG,iBAAiB,GAAG,cAAc,GAAG,UAAU,GAAG,iBAAiB,GAAG,oBAAoB;QACvG,iBAAiB,CAAC,CAAC,GAAG,eAAe,CAAC,EAAE,GAAG,gBAAgB,CAAC,EAAE,GAAG,KAAK;KACvE,CAAC;AACJ,CAAC;AAED,SAAS,iBAAiB,CAAC,OAAgB;IACzC,OAAO;QACL,OAAO,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,OAAO;QACrB,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,UAAU,CAAC,GAAG,kBAAkB;QAC/C,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,UAAU,CAAC,GAAG,kBAAkB;QAC/C,CAAC,OAAO,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,CAAC,kBAAkB,CAAC,UAAU,GAAG,CAAC,CAAC,GAAG,iBAAiB;KACtE,CAAC;AACJ,CAAC;AAEY,QAAA,mBAAmB,GAAoB;IAClD,MAAM,EAAE,iBAAiB,CAAC,KAAK,CAAC;IAChC,OAAO,EAAE,EAAE;CACZ,CAAC;AAEW,QAAA,wBAAwB,GAAoB;IACvD,MAAM,EAAE,CAAC,MAAM,GAAG,kBAAkB,CAAC;IACrC,OAAO,EAAE,iBAAiB,CAAC,IAAI,CAAC;CACjC,CAAC;AAEW,QAAA,oBAAoB,GAAoB;IACnD,MAAM,EAAE,EAAE;IACV,OAAO,EAAE,iBAAiB,CAAC,IAAI,CAAC;CACjC,CAAC;AAEF,gGAAgG;AACnF,QAAA,2BAA2B,GAAoB;IAC1D,MAAM,EAAE,EAAE;IACV,OAAO,EAAE,CAAC,6BAA6B,CAAC;CACzC,CAAC;AAEW,QAAA,oCAAoC,GAAoB;IACnE,MAAM,EAAE,EAAE;IACV,OAAO,EAAE,eAAe,CAAC,CAAC,CAAC;CAC5B,CAAC;AAEW,QAAA,oCAAoC,GAAoB;IACnE,MAAM,EAAE,EAAE;IACV,OAAO,EAAE,eAAe,CAAC,CAAC,CAAC;CAC5B,CAAC;AAEW,QAAA,uBAAuB,GAAoB;IACtD,MAAM,EAAE,CAAC,UAAU,GAAG,kBAAkB,EAAE,UAAU,GAAG,iBAAiB,CAAC;IACzE,OAAO,EAAE,EAAE;CACZ,CAAC","sourcesContent":["/**\n * Defines input sizes for BitGo signature scripts.\n */\n\nimport varuint from 'varuint-bitcoin';\n\nexport function varSliceSize(someScript: Sized): number {\n  const length = someScript.length;\n\n  return varuint.encodingLength(length) + length;\n}\n\nfunction vectorSize(someVector: Sized[]): number {\n  const length = someVector.length;\n\n  return (\n    varuint.encodingLength(length) +\n    someVector.reduce((sum, witness) => {\n      return sum + varSliceSize(witness);\n    }, 0)\n  );\n}\n\nexport type Sized = {\n  length: number;\n};\n\nexport type Input = {\n  script: Sized;\n  witness: Sized[];\n};\n\nexport function getInputByteLength(input: Input, allowWitness: boolean): number {\n  return (\n    40 /* inputId(32), index(4), nSequence(4) */ +\n    varSliceSize(input.script) +\n    (allowWitness ? vectorSize(input.witness) : 0)\n  );\n}\n\nexport function getInputWeight(input: Input): number {\n  return 3 * getInputByteLength(input, false) + getInputByteLength(input, true);\n}\n\nexport type InputComponents = {\n  script: number[];\n  witness: number[];\n};\n\nexport function getInputComponentsWeight(c: InputComponents): number {\n  const scriptSize = c.script.reduce((a, b) => a + b, 0);\n  return getInputWeight({\n    script: { length: scriptSize },\n    witness: c.witness.map((v) => ({ length: v })),\n  });\n}\n\nconst opSize = 1;\nconst op0Size = opSize;\nconst opPushSize = opSize;\nconst opCheckSigVerifySize = opSize;\nconst opCheckSigSize = opSize;\nconst ecdsaSignatureSize = 72;\nconst schnorrPubkeySize = 32;\nconst schnorrSignatureNoSighashSize = 64;\nconst p2msPubScriptSize = 105; // Note: This is valid for a compressed public key only\nconst p2wshPubScriptSize = 34;\nconst p2pkPubScriptSize = 35;\n\nfunction p2trScriptSpend(level: 1 | 2): number[] {\n  return [\n    schnorrSignatureNoSighashSize,\n    schnorrSignatureNoSighashSize,\n    opPushSize + schnorrPubkeySize + opCheckSigSize + opPushSize + schnorrPubkeySize + opCheckSigVerifySize,\n    /* header byte */ 1 + /* inner key */ 32 + /* inner leaf */ 32 * level,\n  ];\n}\n\nfunction p2msSigScriptSize(witness: boolean) {\n  return [\n    witness ? 0 : op0Size,\n    (witness ? 0 : opPushSize) + ecdsaSignatureSize,\n    (witness ? 0 : opPushSize) + ecdsaSignatureSize,\n    (witness ? 0 : /* OP_PUSHDATA2 */ opPushSize + 1) + p2msPubScriptSize,\n  ];\n}\n\nexport const inputComponentsP2sh: InputComponents = {\n  script: p2msSigScriptSize(false),\n  witness: [],\n};\n\nexport const inputComponentsP2shP2wsh: InputComponents = {\n  script: [opSize + p2wshPubScriptSize],\n  witness: p2msSigScriptSize(true),\n};\n\nexport const inputComponentsP2wsh: InputComponents = {\n  script: [],\n  witness: p2msSigScriptSize(true),\n};\n\n// See: https://murchandamus.medium.com/2-of-3-multisig-inputs-using-pay-to-taproot-d5faf2312ba3\nexport const inputComponentsP2trKeySpend: InputComponents = {\n  script: [],\n  witness: [schnorrSignatureNoSighashSize],\n};\n\nexport const inputComponentsP2trScriptSpendLevel1: InputComponents = {\n  script: [],\n  witness: p2trScriptSpend(1),\n};\n\nexport const inputComponentsP2trScriptSpendLevel2: InputComponents = {\n  script: [],\n  witness: p2trScriptSpend(2),\n};\n\nexport const inputComponentsP2shP2pk: InputComponents = {\n  script: [opPushSize + ecdsaSignatureSize, opPushSize + p2pkPubScriptSize],\n  witness: [],\n};\n"]}