#include "gcm.h" #include "platform_util.h" #include "api.h" #include #include "crypto_aead.h" static void single_encryption(void) { // 32 bytes.. that's 256 bits const unsigned char k[32] = { 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c, 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08, 0xfe, 0xff, 0xe9, 0x92, 0x86, 0x65, 0x73, 0x1c, 0x6d, 0x6a, 0x8f, 0x94, 0x67, 0x30, 0x83, 0x08 }; unsigned char c[64] = { 0x42, 0x83, 0x1e, 0xc2, 0x21, 0x77, 0x74, 0x24, 0x4b, 0x72, 0x21, 0xb7, 0x84, 0xd0, 0xd4, 0x9c, 0xe3, 0xaa, 0x21, 0x2f, 0x2c, 0x02, 0xa4, 0xe0, 0x35, 0xc1, 0x7e, 0x23, 0x29, 0xac, 0xa1, 0x2e, 0x21, 0xd5, 0x14, 0xb2, 0x54, 0x66, 0x93, 0x1c, 0x7d, 0x8f, 0x6a, 0x5a, 0xac, 0x84, 0xaa, 0x05, 0x1b, 0xa3, 0x0b, 0x39, 0x6a, 0x0a, 0xac, 0x97, 0x3d, 0x58, 0xe0, 0x91, 0x47, 0x3f, 0x59, 0x85}; unsigned char npub[12] = { 0xca, 0xfe, 0xba, 0xbe, 0xfa, 0xce, 0xdb, 0xad, 0xde, 0xca, 0xf8, 0x88 }; unsigned char ad[1400]; unsigned long long adlen = 0; unsigned long long mlen = 0; unsigned long long clen = 64; unsigned char m[1400]; unsigned char nsec[CRYPTO_NSECBYTES]; //mbedtls_gcm_init( &ctx ); // 128 bits, not bytes! //ret = mbedtls_gcm_setkey( &ctx, cipher, key, 128 ); // Context, flag (1/0), length, nonce, nonce_len, AD, AD_len, PT, output, tag_len, tag //ret = mbedtls_gcm_crypt_and_tag(&ctx, MBEDTLS_GCM_ENCRYPT, 64, initial_value, 12, additional, 0, plaintext, buf, 16, tag_buf); //mbedtls_gcm_free( &ctx ); int res; res = crypto_aead_decrypt(m, mlen, nsec, c, clen, ad, adlen, npub, k); if (res == 0) { printf("Local decryption test workerino!\n"); } else { printf("Local test failed -.-\n"); } } int main(void) { //mbedtls_gcm_self_test(1); single_encryption(); return 0; }