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#include "olm/pk.h"
#include "olm/crypto.h"
#include "olm/olm.h"
#include "unittest.hh"
#include <iostream>
int main() {
{ /* Encryption Test Case 1 */
TestCase test_case("Public Key Encryption/Decryption Test Case 1");
std::uint8_t decryption_buffer[olm_pk_decryption_size()];
OlmPkDecryption *decryption = olm_pk_decryption(decryption_buffer);
std::uint8_t alice_private[32] = {
0x77, 0x07, 0x6D, 0x0A, 0x73, 0x18, 0xA5, 0x7D,
0x3C, 0x16, 0xC1, 0x72, 0x51, 0xB2, 0x66, 0x45,
0xDF, 0x4C, 0x2F, 0x87, 0xEB, 0xC0, 0x99, 0x2A,
0xB1, 0x77, 0xFB, 0xA5, 0x1D, 0xB9, 0x2C, 0x2A
};
const std::uint8_t *alice_public = (std::uint8_t *) "hSDwCYkwp1R0i33ctD73Wg2/Og0mOBr066SpjqqbTmoK";
std::uint8_t bob_private[32] = {
0x5D, 0xAB, 0x08, 0x7E, 0x62, 0x4A, 0x8A, 0x4B,
0x79, 0xE1, 0x7F, 0x8B, 0x83, 0x80, 0x0E, 0xE6,
0x6F, 0x3B, 0xB1, 0x29, 0x26, 0x18, 0xB6, 0xFD,
0x1C, 0x2F, 0x8B, 0x27, 0xFF, 0x88, 0xE0, 0xEB
};
const std::uint8_t *bob_public = (std::uint8_t *) "3p7bfXt9wbTTW2HC7OQ1Nz+DQ8hbeGdNrfx+FG+IK08K";
std::uint8_t pubkey[::olm_pk_key_length()];
olm_pk_generate_key(
decryption,
pubkey, sizeof(pubkey),
alice_private, sizeof(alice_private)
);
assert_equals(alice_public, pubkey, olm_pk_key_length());
std::uint8_t encryption_buffer[olm_pk_encryption_size()];
OlmPkEncryption *encryption = olm_pk_encryption(encryption_buffer);
olm_pk_encryption_set_recipient_key(encryption, pubkey, sizeof(pubkey));
const size_t plaintext_length = 14;
const std::uint8_t *plaintext = (std::uint8_t *) "This is a test";
size_t ciphertext_length = olm_pk_ciphertext_length(encryption, plaintext_length);
std::uint8_t *ciphertext_buffer = (std::uint8_t *) malloc(ciphertext_length);
std::uint8_t output_buffer[olm_pk_mac_length(encryption)];
std::uint8_t ephemeral_key[olm_pk_key_length()];
olm_pk_encrypt(
encryption,
plaintext, plaintext_length,
ciphertext_buffer, ciphertext_length,
output_buffer, sizeof(output_buffer),
ephemeral_key, sizeof(ephemeral_key),
bob_private, sizeof(bob_private)
);
assert_equals(bob_public, ephemeral_key, olm_pk_key_length());
size_t max_plaintext_length = olm_pk_max_plaintext_length(decryption, ciphertext_length);
std::uint8_t *plaintext_buffer = (std::uint8_t *) malloc(max_plaintext_length);
olm_pk_decrypt(
decryption,
ephemeral_key, sizeof(ephemeral_key),
output_buffer, sizeof(output_buffer),
ciphertext_buffer, ciphertext_length,
plaintext_buffer, max_plaintext_length
);
assert_equals(plaintext, plaintext_buffer, plaintext_length);
free(ciphertext_buffer);
free(plaintext_buffer);
}
}
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