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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 | 41x 41x 41x 41x 41x 14x 14x 14x 1x 13x 13x 13x 13x 13x 13x 3x 3x 3x | import { getPublicKey } from '../public-key'; import { bytesToHex, utf8ToBytes } from 'micro-stacks/common'; import { encryptECIES } from './encrypt-ecies'; import { signECDSA } from './sign'; import type { EncryptContentOptions } from '../common/types'; export async function encryptContent( content: string | Uint8Array, options: EncryptContentOptions ): Promise<string> { let { publicKey, privateKey, wasString } = options; const { cipherTextEncoding, sign } = options; if (!privateKey && !publicKey) throw new Error('Either public key or private key must be supplied for encryption.'); if (!publicKey && privateKey) publicKey = bytesToHex(getPublicKey(privateKey, true)); if (typeof wasString !== 'boolean') wasString = typeof content === 'string'; Iif (!publicKey) throw new Error('micro-stacks/crypto - no public key found to encrypt content'); const contentBuffer = typeof content === 'string' ? utf8ToBytes(content) : content; const cipherObject = await encryptECIES({ publicKey, content: contentBuffer, wasString, cipherTextEncoding, }); if (!sign) return JSON.stringify(cipherObject); // signing if (typeof sign === 'string') privateKey = sign; Iif (!privateKey) throw new Error('micro-stacks/crypto - need private key to sign contents'); const signatureResponse = await signECDSA({ contents: JSON.stringify(cipherObject), privateKey, }); return JSON.stringify({ ...signatureResponse, cipherText: JSON.stringify(cipherObject), }); } |