Add example for TypeScript

docs/examples/ts/secure_cell.ts

@@ -0,0 +1,48 @@
+import { SecureCellSeal, SecureCellTokenProtect, SecureCellContextImprint } from "jsthemis"
+
+const message = Buffer.from('Test Message Please Ignore', 'utf-8')
+const context = Buffer.from('Secure Cell example code','utf-8')
+const master_key = Buffer.from('bm8sIHRoaXMgaXMgbm90IGEgdmFsaWQgbWFzdGVyIGtleQ==', 'base64')
+const passphrase = 'My Litte Secret: Passphrase Is Magic'
+
+console.log('# Secure Cell in Seal mode\n')
+console.log('## Master key API\n')
+const scellMK = SecureCellSeal.withKey(master_key)
+const encrypted_message = scellMK.encrypt(message)
+console.log('Encrypted: ' + Buffer.from(encrypted_message).toString('base64'))
+const decrypted_message = scellMK.decrypt(encrypted_message)
+console.log('Decrypted: ' + Buffer.from(decrypted_message).toString())
+console.log()
+
+const encrypted_message2 = Buffer.from('AAEBQAwAAAAQAAAAEQAAAC0fCd2mOIxlDUORXz8+qCKuHCXcDii4bMF8OjOCOqsKEdV4+Ga2xTHPMupFvg==', 'base64')
+const decrypted_message2 = scellMK.decrypt(encrypted_message2)
+console.log('Decrypted (simulator): ' + Buffer.from(decrypted_message2).toString())
+console.log()
+console.log('## Passphrase API\n')
+
+const scellPW = SecureCellSeal.withPassphrase(passphrase)
+const encrypted_message3 = scellPW.encrypt(message)
+console.log('Encrypted: ' + Buffer.from(encrypted_message3).toString('base64'))
+const decrypted_message3 = scellPW.decrypt(encrypted_message3)
+console.log('Decrypted: ' + Buffer.from(decrypted_message3).toString())
+console.log()
+
+console.log('# Secure Cell in Token Protect mode\n')
+
+const scellTP = SecureCellTokenProtect.withKey(master_key)
+const encrypted_message4 = scellTP.encrypt(message)
+console.log('Encrypted:  ' + Buffer.from(encrypted_message4.data).toString('base64'))
+console.log('Auth token: ' + Buffer.from(encrypted_message4.token).toString('base64'))
+const decrypted_message4 = scellTP.decrypt(encrypted_message4.data, encrypted_message4.token)
+console.log('Decrypted:  ' + Buffer.from(decrypted_message4).toString())
+console.log('')
+
+console.log('# Secure Cell in Context Imprint mode\n')
+const scellCI = SecureCellContextImprint.withKey(master_key)
+const encrypted_message5 = scellCI.encrypt(message, context)
+console.log('Encrypted: ' + Buffer.from(encrypted_message5).toString('base64'))
+const decrypted_message5 = scellCI.decrypt(encrypted_message5, context)
+console.log('Decrypted: ' + Buffer.from(decrypted_message5).toString())
+console.log('')
+console.log('SecureCell example code finished')
+