STF545: Validate ECIES implementation (722f77d8) · Commits · TTCN-3 Libraries / LibIts

ttcn/Security/LibItsSecurity_Functions.ttcn

+51 −22

Original line number	Diff line number	Diff line
		@@ -123,18 +123,27 @@ module LibItsSecurity_Functions {
		return false;
		}

		/*if (ischosen(v_pKRecipientInfo.encKey.eciesNistP256)) {
		var octetstring v_encryptedSecuredMessage;
		if (ischosen(v_pKRecipientInfo.encKey.eciesNistP256)) {
		var octetstring v_decryptedSecuredMessage;
		var SymmetricCiphertext v_ciphertext := p_encrypedSecuredMessage.content.encryptedData.ciphertext;
		f_decryptWithEciesNistp256WithSha256(
		// FIXME Add the private encryption key
		/*v_decryptedSecuredMessage := f_decryptWithEciesNistp256WithSha256(
		v_ciphertext.aes128ccm.ccmCiphertext,
		,
		,
		v_pKRecipientInfo.encKey.eciesNistP256.v.uncompressedP256.x,
		v_pKRecipientInfo.encKey.eciesNistP256.v.uncompressedP256.y,
		v_pKRecipientInfo.encKey.eciesNistP256.c,
		v_ciphertext.aes128ccm.nonce,
		v_pKRecipientInfo.encKey.eciesNistP256.t);
		} else if (ischosen(v_pKRecipientInfo.encKey.eciesBrainpoolP256r1)) {
		v_pKRecipientInfo.encKey.eciesNistP256.t,
		v_ciphertext.aes128ccm.nonce
		);
		if (isbound(v_decryptedSecuredMessage)) {
		var bitstring v_decode := oct2bit(v_decryptedSecuredMessage);
		if (decvalue(v_decode, p_decrypedSecuredMessage) == 0) {
		return true;
		}
		}*/
		} else if (ischosen(v_pKRecipientInfo.encKey.eciesBrainpoolP256r1)) {
		// TODO
		}
		}

		return false;
		@@ -143,7 +152,14 @@ module LibItsSecurity_Functions {
		/**
		* @desc Produces a Elliptic Curve Digital Encrytion Algorithm (ECIES) encryption
		* @param p_toBeEncryptedSecuredMessage The data to be encrypted
		* @return The encrypted value
		* @param p_recipientsPublicKeyX The Recipient's public encryption key X-coordinate
		* @param p_recipientsPublicKeyY The Recipient's public encryption key Y-coordinate
		* @param p_publicEphemeralKeyX The generated ephemeral key X-coordinate
		* @param p_publicEphemeralKeyY The generated ephemeral key Y-coordinate
		* @param p_encrypted_sym_key The encrypted AES 128 CCM symmetric key
		* @param p_authentication_vector The tag of the AES 128 CCM symmetric key encryption
		* @param p_nonce The nonce vector of the AES 128 CCM symmetric key encryption
		* @return The encrypted message
		*/
		function f_encryptWithEciesNistp256WithSha256(
		in octetstring p_toBeEncryptedSecuredMessage,
		@@ -170,7 +186,12 @@ module LibItsSecurity_Functions {
		/**
		* @desc Produces a Elliptic Curve Digital Encrytion Algorithm (ECIES) decryption
		* @param p_encryptedSecuredMessage The data to be decrypted
		* @return The decrypted value
		* @param p_publicEphemeralKeyX The generated ephemeral key X-coordinate
		* @param p_publicEphemeralKeyY The generated ephemeral key Y-coordinate
		* @param p_encrypted_sym_key The encrypted AES 128 CCM symmetric key
		* @param p_authentication_vector The tag of the AES 128 CCM symmetric key encryption
		* @param p_nonce The nonce vector of the AES 128 CCM symmetric key encryption
		* @return The decrypted message
		*/
		function f_decryptWithEciesNistp256WithSha256(
		in octetstring p_encryptedSecuredMessage,
		@@ -1782,18 +1803,26 @@ module LibItsSecurity_Functions {
		/**
		* @desc Produces a Elliptic Curve Digital Encrytion Algorithm (ECIES) encryption
		* @param p_toBeEncryptedSecuredMessage The data to be encrypted
		* @param p_publicKeyX The public key (X coordonate)
		* @param p_publicKeyY The public key (Y coordonate)
		* @return The encrypted value
		* @param p_recipientsPublicKeyX The Recipient's public encryption key X-coordinate
		* @param p_recipientsPublicKeyY The Recipient's public encryption key Y-coordinate
		* @param p_publicEphemeralKeyX The generated ephemeral key X-coordinate
		* @param p_publicEphemeralKeyY The generated ephemeral key Y-coordinate
		* @param p_encrypted_sym_key The encrypted AES 128 CCM symmetric key
		* @param p_authentication_vector The tag of the AES 128 CCM symmetric key encryption
		* @param p_nonce The nonce vector of the AES 128 CCM symmetric key encryption
		* @return The encrypted message
		*/
		external function fx_encryptWithEciesNistp256WithSha256(in octetstring p_toBeEncryptedSecuredMessage, in Oct32 p_recipientsPublicKeyX, in Oct32 p_recipientsPublicKeyY, out Oct32 p_publicEphemeralKeyX, out Oct32 p_publicEphemeralKeyY, out Oct16 p_encrypted_sym_key, out Oct16 p_authentication_vector, out Oct12 p_nonce) return octetstring;

		/**
		* @desc Produces a Elliptic Curve Digital Encrytion Algorithm (ECIES) decryption
		* @param p_encryptedSecuredMessage The data to be decrypted
		* @param p_publicKeyX The public key (X coordonate)
		* @param p_publicKeyY The public key (Y coordonate)
		* @return The decrypted value
		* @param p_publicEphemeralKeyX The generated ephemeral key X-coordinate
		* @param p_publicEphemeralKeyY The generated ephemeral key Y-coordinate
		* @param p_encrypted_sym_key The encrypted AES 128 CCM symmetric key
		* @param p_authentication_vector The tag of the AES 128 CCM symmetric key encryption
		* @param p_nonce The nonce vector of the AES 128 CCM symmetric key encryption
		* @return The decrypted message
		*/
		external function fx_decryptWithEciesNistp256WithSha256(in octetstring p_encryptedSecuredMessage, in Oct32 p_privateEncKey, in Oct32 p_publicEphemeralKeyX, in Oct32 p_publicEphemeralKeyY, in Oct16 p_encrypted_sym_key, in Oct16 p_authentication_vector, in Oct12 p_nonce) return octetstring;

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