ctr128_f aes_ctr_set_key(AES_KEY *aes_key, GCM128_CONTEXT *gcm_ctx, block128_f *out_block, const uint8_t *key, size_t key_bytes) { if (aesni_capable()) { aesni_set_encrypt_key(key, key_bytes * 8, aes_key); if (gcm_ctx != NULL) { CRYPTO_gcm128_init(gcm_ctx, aes_key, (block128_f)aesni_encrypt, 1); } if (out_block) { *out_block = (block128_f) aesni_encrypt; } return (ctr128_f)aesni_ctr32_encrypt_blocks; } if (hwaes_capable()) { aes_hw_set_encrypt_key(key, key_bytes * 8, aes_key); if (gcm_ctx != NULL) { CRYPTO_gcm128_init(gcm_ctx, aes_key, (block128_f)aes_hw_encrypt, 0); } if (out_block) { *out_block = (block128_f) aes_hw_encrypt; } return (ctr128_f)aes_hw_ctr32_encrypt_blocks; } if (bsaes_capable()) { AES_set_encrypt_key(key, key_bytes * 8, aes_key); if (gcm_ctx != NULL) { CRYPTO_gcm128_init(gcm_ctx, aes_key, (block128_f)AES_encrypt, 0); } if (out_block) { *out_block = (block128_f) AES_encrypt; } return (ctr128_f)bsaes_ctr32_encrypt_blocks; } if (vpaes_capable()) { vpaes_set_encrypt_key(key, key_bytes * 8, aes_key); if (out_block) { *out_block = (block128_f) vpaes_encrypt; } if (gcm_ctx != NULL) { CRYPTO_gcm128_init(gcm_ctx, aes_key, (block128_f)vpaes_encrypt, 0); } return NULL; } AES_set_encrypt_key(key, key_bytes * 8, aes_key); if (gcm_ctx != NULL) { CRYPTO_gcm128_init(gcm_ctx, aes_key, (block128_f)AES_encrypt, 0); } if (out_block) { *out_block = (block128_f) AES_encrypt; } return NULL; }
ctr128_f aes_ctr_set_key(AES_KEY *aes_key, GCM128_KEY *gcm_key, block128_f *out_block, const uint8_t *key, size_t key_bytes) { if (hwaes_capable()) { aes_hw_set_encrypt_key(key, key_bytes * 8, aes_key); if (gcm_key != NULL) { CRYPTO_gcm128_init_key(gcm_key, aes_key, aes_hw_encrypt, 1); } if (out_block) { *out_block = aes_hw_encrypt; } return aes_hw_ctr32_encrypt_blocks; } if (bsaes_capable()) { aes_nohw_set_encrypt_key(key, key_bytes * 8, aes_key); if (gcm_key != NULL) { CRYPTO_gcm128_init_key(gcm_key, aes_key, aes_nohw_encrypt, 0); } if (out_block) { *out_block = aes_nohw_encrypt; } return bsaes_ctr32_encrypt_blocks; } if (vpaes_capable()) { vpaes_set_encrypt_key(key, key_bytes * 8, aes_key); if (out_block) { *out_block = vpaes_encrypt; } if (gcm_key != NULL) { CRYPTO_gcm128_init_key(gcm_key, aes_key, vpaes_encrypt, 0); } #if defined(VPAES_CTR32) return vpaes_ctr32_encrypt_blocks; #else return NULL; #endif } aes_nohw_set_encrypt_key(key, key_bytes * 8, aes_key); if (gcm_key != NULL) { CRYPTO_gcm128_init_key(gcm_key, aes_key, aes_nohw_encrypt, 0); } if (out_block) { *out_block = aes_nohw_encrypt; } return NULL; }