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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,30 @@ | ||
| { | ||
| "name": "@anastasia-labs/message", | ||
| "version": "0.0.1", | ||
| "description": "", | ||
| "main": "./dist/index.js", | ||
| "types": "./dist/index.d.ts", | ||
| "type": "module", | ||
| "files": [ | ||
| "dist" | ||
| ], | ||
| "publishConfig": { | ||
| "access": "public" | ||
| }, | ||
| "scripts": { | ||
| "build": "tsup-node src/index.ts --format esm,cjs --dts --clean", | ||
| "clean": "rm -rf .turbo && rm -rf node_modules && rm -rf dist" | ||
| }, | ||
| "keywords": [], | ||
| "author": "", | ||
| "license": "MIT", | ||
| "devDependencies": { | ||
| "@anastasia-labs/core-types": "workspace:*", | ||
| "@anastasia-labs/core-utils": "workspace:*", | ||
| "@dcspark/cardano-multiplatform-lib-nodejs": "^5.1.0", | ||
| "@emurgo/cardano-message-signing-nodejs": "^1.0.1", | ||
| "@types/node": "^20.11.24", | ||
| "tsup": "^8.0.2", | ||
| "typescript": "^5.3.3" | ||
| } | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| // export * from "./sign_data.js" |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,161 @@ | ||
| import { fromHex, toHex } from "@anastasia-labs/core-utils"; | ||
| import { | ||
| KeyHash, | ||
| Payload, | ||
| PrivateKey, | ||
| SignedMessage, | ||
| } from "@anastasia-labs/core-types"; | ||
| import * as CML from "@dcspark/cardano-multiplatform-lib-nodejs"; | ||
| import * as M from "@emurgo/cardano-message-signing-nodejs"; | ||
|
|
||
| export function signData( | ||
| addressHex: string, | ||
| payload: Payload, | ||
| privateKey: PrivateKey, | ||
| ): SignedMessage { | ||
| const protectedHeaders = M.HeaderMap.new(); | ||
| protectedHeaders.set_algorithm_id( | ||
| M.Label.from_algorithm_id(M.AlgorithmId.EdDSA), | ||
| ); | ||
| protectedHeaders.set_header( | ||
| M.Label.new_text("address"), | ||
| M.CBORValue.new_bytes(fromHex(addressHex)), | ||
| ); | ||
| const protectedSerialized = M.ProtectedHeaderMap.new(protectedHeaders); | ||
| const unprotectedHeaders = M.HeaderMap.new(); | ||
| const headers = M.Headers.new(protectedSerialized, unprotectedHeaders); | ||
| const builder = M.COSESign1Builder.new(headers, fromHex(payload), false); | ||
| const toSign = builder.make_data_to_sign().to_bytes(); | ||
|
|
||
| const priv = CML.PrivateKey.from_bech32(privateKey); | ||
|
|
||
| const signedSigStruc = priv.sign(toSign).to_raw_bytes(); | ||
| const coseSign1 = builder.build(signedSigStruc); | ||
|
|
||
| const key = M.COSEKey.new( | ||
| M.Label.from_key_type(M.KeyType.OKP), //OKP | ||
| ); | ||
| key.set_algorithm_id(M.Label.from_algorithm_id(M.AlgorithmId.EdDSA)); | ||
| key.set_header( | ||
| M.Label.new_int(M.Int.new_negative(M.BigNum.from_str("1"))), | ||
| M.CBORValue.new_int( | ||
| M.Int.new_i32(6), //M.CurveType.Ed25519 | ||
| ), | ||
| ); // crv (-1) set to Ed25519 (6) | ||
| key.set_header( | ||
| M.Label.new_int(M.Int.new_negative(M.BigNum.from_str("2"))), | ||
| M.CBORValue.new_bytes(priv.to_public().to_raw_bytes()), | ||
| ); // x (-2) set to public key | ||
|
|
||
| return { | ||
| signature: toHex(coseSign1.to_bytes()), | ||
| key: toHex(key.to_bytes()), | ||
| }; | ||
| } | ||
|
|
||
| export function verifyData( | ||
| addressHex: string, | ||
| keyHash: KeyHash, | ||
| payload: Payload, | ||
| signedMessage: SignedMessage, | ||
| ): boolean { | ||
| const cose1 = M.COSESign1.from_bytes(fromHex(signedMessage.signature)); | ||
| const key = M.COSEKey.from_bytes(fromHex(signedMessage.key)); | ||
|
|
||
| const protectedHeaders = cose1.headers().protected().deserialized_headers(); | ||
|
|
||
| const cose1Address = (() => { | ||
| try { | ||
| return toHex( | ||
| protectedHeaders.header(M.Label.new_text("address"))?.as_bytes()!, | ||
| ); | ||
| } catch (_e) { | ||
| throw new Error("No address found in signature."); | ||
| } | ||
| })(); | ||
|
|
||
| const cose1AlgorithmId = (() => { | ||
| try { | ||
| const int = protectedHeaders.algorithm_id()?.as_int(); | ||
| if (int?.is_positive()) return parseInt(int.as_positive()?.to_str()!); | ||
| return parseInt(int?.as_negative()?.to_str()!); | ||
| } catch (_e) { | ||
| throw new Error("Failed to retrieve Algorithm Id."); | ||
| } | ||
| })(); | ||
|
|
||
| const keyAlgorithmId = (() => { | ||
| try { | ||
| const int = key.algorithm_id()?.as_int(); | ||
| if (int?.is_positive()) return parseInt(int.as_positive()?.to_str()!); | ||
| return parseInt(int?.as_negative()?.to_str()!); | ||
| } catch (_e) { | ||
| throw new Error("Failed to retrieve Algorithm Id."); | ||
| } | ||
| })(); | ||
|
|
||
| const keyCurve = (() => { | ||
| try { | ||
| const int = key | ||
| .header(M.Label.new_int(M.Int.new_negative(M.BigNum.from_str("1")))) | ||
| ?.as_int(); | ||
| if (int?.is_positive()) return parseInt(int.as_positive()?.to_str()!); | ||
| return parseInt(int?.as_negative()?.to_str()!); | ||
| } catch (_e) { | ||
| throw new Error("Failed to retrieve Curve."); | ||
| } | ||
| })(); | ||
|
|
||
| const keyType = (() => { | ||
| try { | ||
| const int = key.key_type().as_int(); | ||
| if (int?.is_positive()) return parseInt(int.as_positive()?.to_str()!); | ||
| return parseInt(int?.as_negative()?.to_str()!); | ||
| } catch (_e) { | ||
| throw new Error("Failed to retrieve Key Type."); | ||
| } | ||
| })(); | ||
|
|
||
| const publicKey = (() => { | ||
| try { | ||
| return CML.PublicKey.from_bytes( | ||
| key | ||
| .header(M.Label.new_int(M.Int.new_negative(M.BigNum.from_str("2")))) | ||
| ?.as_bytes()!, | ||
| ); | ||
| } catch (_e) { | ||
| throw new Error("No public key found."); | ||
| } | ||
| })(); | ||
|
|
||
| const cose1Payload = (() => { | ||
| try { | ||
| return toHex(cose1.payload()!); | ||
| } catch (_e) { | ||
| throw new Error("No payload found."); | ||
| } | ||
| })(); | ||
|
|
||
| const signature = CML.Ed25519Signature.from_raw_bytes(cose1.signature()); | ||
|
|
||
| const data = cose1.signed_data(undefined, undefined).to_bytes(); | ||
|
|
||
| if (cose1Address !== addressHex) return false; | ||
|
|
||
| if (keyHash !== publicKey.hash().to_hex()) return false; | ||
|
|
||
| if ( | ||
| cose1AlgorithmId !== keyAlgorithmId && | ||
| cose1AlgorithmId !== M.AlgorithmId.EdDSA | ||
| ) { | ||
| return false; | ||
| } | ||
|
|
||
| if (keyCurve !== 6) return false; | ||
|
|
||
| if (keyType !== 1) return false; | ||
|
|
||
| if (cose1Payload !== payload) return false; | ||
|
|
||
| return publicKey.verify(data, signature); | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,110 @@ | ||
| { | ||
| "compilerOptions": { | ||
| /* Visit https://aka.ms/tsconfig to read more about this file */ | ||
|
|
||
| /* Projects */ | ||
| // "incremental": true, /* Save .tsbuildinfo files to allow for incremental compilation of projects. */ | ||
| // "composite": true, /* Enable constraints that allow a TypeScript project to be used with project references. */ | ||
| // "tsBuildInfoFile": "./.tsbuildinfo", /* Specify the path to .tsbuildinfo incremental compilation file. */ | ||
| // "disableSourceOfProjectReferenceRedirect": true, /* Disable preferring source files instead of declaration files when referencing composite projects. */ | ||
| // "disableSolutionSearching": true, /* Opt a project out of multi-project reference checking when editing. */ | ||
| // "disableReferencedProjectLoad": true, /* Reduce the number of projects loaded automatically by TypeScript. */ | ||
|
|
||
| /* Language and Environment */ | ||
| "target": "esnext", /* Set the JavaScript language version for emitted JavaScript and include compatible library declarations. */ | ||
| // "lib": [], /* Specify a set of bundled library declaration files that describe the target runtime environment. */ | ||
| // "jsx": "preserve", /* Specify what JSX code is generated. */ | ||
| // "experimentalDecorators": true, /* Enable experimental support for legacy experimental decorators. */ | ||
| // "emitDecoratorMetadata": true, /* Emit design-type metadata for decorated declarations in source files. */ | ||
| // "jsxFactory": "", /* Specify the JSX factory function used when targeting React JSX emit, e.g. 'React.createElement' or 'h'. */ | ||
| // "jsxFragmentFactory": "", /* Specify the JSX Fragment reference used for fragments when targeting React JSX emit e.g. 'React.Fragment' or 'Fragment'. */ | ||
| // "jsxImportSource": "", /* Specify module specifier used to import the JSX factory functions when using 'jsx: react-jsx*'. */ | ||
| // "reactNamespace": "", /* Specify the object invoked for 'createElement'. This only applies when targeting 'react' JSX emit. */ | ||
| // "noLib": true, /* Disable including any library files, including the default lib.d.ts. */ | ||
| // "useDefineForClassFields": true, /* Emit ECMAScript-standard-compliant class fields. */ | ||
| // "moduleDetection": "auto", /* Control what method is used to detect module-format JS files. */ | ||
|
|
||
| /* Modules */ | ||
| "module": "nodenext", /* Specify what module code is generated. */ | ||
| "rootDir": "src", /* Specify the root folder within your source files. */ | ||
| "moduleResolution": "nodenext", /* Specify how TypeScript looks up a file from a given module specifier. */ | ||
| // "baseUrl": "./", /* Specify the base directory to resolve non-relative module names. */ | ||
| // "paths": {}, /* Specify a set of entries that re-map imports to additional lookup locations. */ | ||
| // "rootDirs": [], /* Allow multiple folders to be treated as one when resolving modules. */ | ||
| // "typeRoots": [], /* Specify multiple folders that act like './node_modules/@types'. */ | ||
| // "types": [], /* Specify type package names to be included without being referenced in a source file. */ | ||
| // "allowUmdGlobalAccess": true, /* Allow accessing UMD globals from modules. */ | ||
| // "moduleSuffixes": [], /* List of file name suffixes to search when resolving a module. */ | ||
| // "allowImportingTsExtensions": true, /* Allow imports to include TypeScript file extensions. Requires '--moduleResolution bundler' and either '--noEmit' or '--emitDeclarationOnly' to be set. */ | ||
| // "resolvePackageJsonExports": true, /* Use the package.json 'exports' field when resolving package imports. */ | ||
| // "resolvePackageJsonImports": true, /* Use the package.json 'imports' field when resolving imports. */ | ||
| // "customConditions": [], /* Conditions to set in addition to the resolver-specific defaults when resolving imports. */ | ||
| "resolveJsonModule": true, /* Enable importing .json files. */ | ||
| // "allowArbitraryExtensions": true, /* Enable importing files with any extension, provided a declaration file is present. */ | ||
| // "noResolve": true, /* Disallow 'import's, 'require's or '<reference>'s from expanding the number of files TypeScript should add to a project. */ | ||
|
|
||
| /* JavaScript Support */ | ||
| // "allowJs": true, /* Allow JavaScript files to be a part of your program. Use the 'checkJS' option to get errors from these files. */ | ||
| // "checkJs": true, /* Enable error reporting in type-checked JavaScript files. */ | ||
| // "maxNodeModuleJsDepth": 1, /* Specify the maximum folder depth used for checking JavaScript files from 'node_modules'. Only applicable with 'allowJs'. */ | ||
|
|
||
| /* Emit */ | ||
| // "declaration": true, /* Generate .d.ts files from TypeScript and JavaScript files in your project. */ | ||
| // "declarationMap": true, /* Create sourcemaps for d.ts files. */ | ||
| // "emitDeclarationOnly": true, /* Only output d.ts files and not JavaScript files. */ | ||
| // "sourceMap": true, /* Create source map files for emitted JavaScript files. */ | ||
| // "inlineSourceMap": true, /* Include sourcemap files inside the emitted JavaScript. */ | ||
| // "outFile": "./", /* Specify a file that bundles all outputs into one JavaScript file. If 'declaration' is true, also designates a file that bundles all .d.ts output. */ | ||
| "outDir": "dist", /* Specify an output folder for all emitted files. */ | ||
| // "removeComments": true, /* Disable emitting comments. */ | ||
| // "noEmit": true, /* Disable emitting files from a compilation. */ | ||
| // "importHelpers": true, /* Allow importing helper functions from tslib once per project, instead of including them per-file. */ | ||
| // "importsNotUsedAsValues": "remove", /* Specify emit/checking behavior for imports that are only used for types. */ | ||
| // "downlevelIteration": true, /* Emit more compliant, but verbose and less performant JavaScript for iteration. */ | ||
| // "sourceRoot": "", /* Specify the root path for debuggers to find the reference source code. */ | ||
| // "mapRoot": "", /* Specify the location where debugger should locate map files instead of generated locations. */ | ||
| // "inlineSources": true, /* Include source code in the sourcemaps inside the emitted JavaScript. */ | ||
| // "emitBOM": true, /* Emit a UTF-8 Byte Order Mark (BOM) in the beginning of output files. */ | ||
| // "newLine": "crlf", /* Set the newline character for emitting files. */ | ||
| // "stripInternal": true, /* Disable emitting declarations that have '@internal' in their JSDoc comments. */ | ||
| // "noEmitHelpers": true, /* Disable generating custom helper functions like '__extends' in compiled output. */ | ||
| // "noEmitOnError": true, /* Disable emitting files if any type checking errors are reported. */ | ||
| // "preserveConstEnums": true, /* Disable erasing 'const enum' declarations in generated code. */ | ||
| // "declarationDir": "./", /* Specify the output directory for generated declaration files. */ | ||
| // "preserveValueImports": true, /* Preserve unused imported values in the JavaScript output that would otherwise be removed. */ | ||
|
|
||
| /* Interop Constraints */ | ||
| // "isolatedModules": true, /* Ensure that each file can be safely transpiled without relying on other imports. */ | ||
| // "verbatimModuleSyntax": true, /* Do not transform or elide any imports or exports not marked as type-only, ensuring they are written in the output file's format based on the 'module' setting. */ | ||
| // "allowSyntheticDefaultImports": true, /* Allow 'import x from y' when a module doesn't have a default export. */ | ||
| "esModuleInterop": true, /* Emit additional JavaScript to ease support for importing CommonJS modules. This enables 'allowSyntheticDefaultImports' for type compatibility. */ | ||
| // "preserveSymlinks": true, /* Disable resolving symlinks to their realpath. This correlates to the same flag in node. */ | ||
| "forceConsistentCasingInFileNames": true, /* Ensure that casing is correct in imports. */ | ||
|
|
||
| /* Type Checking */ | ||
| "strict": true, /* Enable all strict type-checking options. */ | ||
| // "noImplicitAny": true, /* Enable error reporting for expressions and declarations with an implied 'any' type. */ | ||
| // "strictNullChecks": true, /* When type checking, take into account 'null' and 'undefined'. */ | ||
| // "strictFunctionTypes": true, /* When assigning functions, check to ensure parameters and the return values are subtype-compatible. */ | ||
| // "strictBindCallApply": true, /* Check that the arguments for 'bind', 'call', and 'apply' methods match the original function. */ | ||
| // "strictPropertyInitialization": true, /* Check for class properties that are declared but not set in the constructor. */ | ||
| // "noImplicitThis": true, /* Enable error reporting when 'this' is given the type 'any'. */ | ||
| // "useUnknownInCatchVariables": true, /* Default catch clause variables as 'unknown' instead of 'any'. */ | ||
| // "alwaysStrict": true, /* Ensure 'use strict' is always emitted. */ | ||
| // "noUnusedLocals": true, /* Enable error reporting when local variables aren't read. */ | ||
| // "noUnusedParameters": true, /* Raise an error when a function parameter isn't read. */ | ||
| // "exactOptionalPropertyTypes": true, /* Interpret optional property types as written, rather than adding 'undefined'. */ | ||
| // "noImplicitReturns": true, /* Enable error reporting for codepaths that do not explicitly return in a function. */ | ||
| // "noFallthroughCasesInSwitch": true, /* Enable error reporting for fallthrough cases in switch statements. */ | ||
| // "noUncheckedIndexedAccess": true, /* Add 'undefined' to a type when accessed using an index. */ | ||
| // "noImplicitOverride": true, /* Ensure overriding members in derived classes are marked with an override modifier. */ | ||
| // "noPropertyAccessFromIndexSignature": true, /* Enforces using indexed accessors for keys declared using an indexed type. */ | ||
| // "allowUnusedLabels": true, /* Disable error reporting for unused labels. */ | ||
| // "allowUnreachableCode": true, /* Disable error reporting for unreachable code. */ | ||
|
|
||
| /* Completeness */ | ||
| // "skipDefaultLibCheck": true, /* Skip type checking .d.ts files that are included with TypeScript. */ | ||
| "skipLibCheck": true /* Skip type checking all .d.ts files. */ | ||
| }, | ||
| "include": ["./src/**/*"] | ||
| } |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,2 +1,2 @@ | ||
| // export * from "./data.js" | ||
| export * from "./data.js" | ||
| export * from "./time.js"; |
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