diff options
Diffstat (limited to 'src/crypto/emscInterface.ts')
| -rw-r--r-- | src/crypto/emscInterface.ts | 72 |
1 files changed, 71 insertions, 1 deletions
diff --git a/src/crypto/emscInterface.ts b/src/crypto/emscInterface.ts index 61289fb75..dcd16e633 100644 --- a/src/crypto/emscInterface.ts +++ b/src/crypto/emscInterface.ts @@ -90,7 +90,9 @@ interface EmscFunctions { random_block(a1: number, a2: number, a3: number): void; rsa_blinding_key_free(a1: number): void; rsa_public_key_free(a1: number): void; + rsa_private_key_free(a1: number): void; rsa_signature_free(a1: number): void; + rsa_verify(msgHash: number, sig: number, pubKey: number): number; setup_fresh_coin(a1: number, a2: number, a3: number): void; string_to_data(a1: number, a2: number, a3: number, a4: number): number; } @@ -115,10 +117,15 @@ interface EmscAllocFunctions { rsa_blinding_key_create(a1: number): number; rsa_blinding_key_decode(a1: number, a2: number): number; rsa_blinding_key_encode(a1: number, a2: number): number; + rsa_private_key_create(len: number): number; + rsa_private_key_decode(a1: number, a2: number): number; + rsa_private_key_encode(a1: number, a2: number): number; + rsa_private_key_get_public(privKeyPtr: number): number; rsa_public_key_decode(a1: number, a2: number): number; rsa_public_key_encode(a1: number, a2: number): number; - rsa_signature_encode(a1: number, a2: number): number; rsa_signature_decode(a1: number, a2: number): number; + rsa_signature_encode(a1: number, a2: number): number; + rsa_sign_blinded(keyPtr: number, msgPtr: number, msgLen: number): number; rsa_unblind(a1: number, a2: number, a3: number): number; } @@ -159,10 +166,15 @@ class EmscEnvironment { rsa_blinding_key_create: getEmsc("GNUNET_CRYPTO_rsa_blinding_key_create", "number", ["number"]), rsa_blinding_key_decode: getEmsc("GNUNET_CRYPTO_rsa_blinding_key_decode", "number", ["number", "number"]), rsa_blinding_key_encode: getEmsc("GNUNET_CRYPTO_rsa_blinding_key_encode", "number", ["number", "number"]), + rsa_private_key_create: getEmsc("GNUNET_CRYPTO_rsa_private_key_create", "number", ["number"]), + rsa_private_key_decode: getEmsc("GNUNET_CRYPTO_rsa_private_key_decode", "number", ["number", "number"]), + rsa_private_key_encode: getEmsc("GNUNET_CRYPTO_rsa_private_key_encode", "number", ["number", "number"]), + rsa_private_key_get_public: getEmsc("GNUNET_CRYPTO_rsa_private_key_get_public", "number", ["number"]), rsa_public_key_decode: getEmsc("GNUNET_CRYPTO_rsa_public_key_decode", "number", ["number", "number"]), rsa_public_key_encode: getEmsc("GNUNET_CRYPTO_rsa_public_key_encode", "number", ["number", "number"]), rsa_signature_decode: getEmsc("GNUNET_CRYPTO_rsa_signature_decode", "number", ["number", "number"]), rsa_signature_encode: getEmsc("GNUNET_CRYPTO_rsa_signature_encode", "number", ["number", "number"]), + rsa_sign_blinded: getEmsc("GNUNET_CRYPTO_rsa_sign_blinded", "number", ["number", "number", "number"]), rsa_unblind: getEmsc("GNUNET_CRYPTO_rsa_unblind", "number", ["number", "number", "number"]), }; this.funcs = { @@ -189,7 +201,9 @@ class EmscEnvironment { random_block: getEmsc("GNUNET_CRYPTO_random_block", "void", ["number", "number", "number"]), rsa_blinding_key_free: getEmsc("GNUNET_CRYPTO_rsa_blinding_key_free", "void", ["number"]), rsa_public_key_free: getEmsc("GNUNET_CRYPTO_rsa_public_key_free", "void", ["number"]), + rsa_private_key_free: getEmsc("GNUNET_CRYPTO_rsa_private_key_free", "void", ["number"]), rsa_signature_free: getEmsc("GNUNET_CRYPTO_rsa_signature_free", "void", ["number"]), + rsa_verify: getEmsc("GNUNET_CRYPTO_rsa_verify", "number", ["number", "number", "number"]), setup_fresh_coin: getEmsc("TALER_setup_fresh_coin", "void", ["number", "number", "number"]), string_to_data: getEmsc("GNUNET_STRINGS_string_to_data", "number", ["number", "number", "number", "number"]), }; @@ -1358,6 +1372,42 @@ export class PaymentSignaturePS extends SignatureStruct { /** + * Low-level handle to an RsaPrivateKey. + */ +export class RsaPrivateKey extends MallocArenaObject { + static fromCrock(s: string): RsaPrivateKey { + return fromCrockDecoded(s, this, emsc().allocFuncs.rsa_private_key_decode); + } + + static create(bitLen: number, a?: Arena): RsaPrivateKey { + const obj = new RsaPrivateKey(a); + obj.nativePtr = emsc().allocFuncs.rsa_private_key_create(bitLen); + return obj; + } + + toCrock() { + return this.encode().toCrock(); + } + + + getPublicKey(a?: Arena): RsaPublicKey { + const obj = new RsaPublicKey(a); + obj.nativePtr = emsc().allocFuncs.rsa_private_key_get_public(this.nativePtr); + return obj; + } + + destroy() { + emsc().funcs.rsa_public_key_free(this.nativePtr); + this.nativePtr = 0; + } + + encode(arena?: Arena): ByteArray { + return encode(this, emsc().allocFuncs.rsa_private_key_encode); + } +} + + +/** * Low-level handle to an RsaPublicKey. */ export class RsaPublicKey extends MallocArenaObject { @@ -1470,6 +1520,16 @@ export function eddsaVerify(purposeNum: number, } +export function rsaVerify(h: HashCode, + sig: RsaSignature, + pub: RsaPublicKey) { + const r = emsc().funcs.rsa_verify(h.nativePtr, + sig.nativePtr, + pub.nativePtr); + return r === GNUNET_OK; +} + + /** * Unblind a blindly signed value. */ @@ -1516,6 +1576,16 @@ export function ecdhEddsa(priv: EcdhePrivateKey, return h; } +export function rsaSignBlinded(priv: RsaPrivateKey, + msg: ByteArray): RsaSignature { + const sig = new RsaSignature(); + sig.nativePtr = emsc().allocFuncs.rsa_sign_blinded (priv.nativePtr, + msg.nativePtr, + msg.size()); + return sig; +} + + /** * Derive a fresh coin from the given seed. Used during refreshing. |