lriggs commented on code in PR #45695:
URL: https://github.com/apache/arrow/pull/45695#discussion_r1994480748
##########
cpp/src/gandiva/encrypt_utils.cc:
##########
@@ -87,4 +90,17 @@ int32_t aes_decrypt(const char* ciphertext, int32_t
ciphertext_len, const char*
EVP_CIPHER_CTX_free(de_ctx);
return plaintext_len;
}
+
+const EVP_CIPHER* get_cipher_algo(int32_t key_length) {
+ switch (key_length) {
+ case 16:
+ return EVP_aes_128_ecb();
+ case 24:
+ return EVP_aes_192_ecb();
+ case 32:
+ return EVP_aes_256_ecb();
+ default:
+ throw std::runtime_error("unsupported key length");
Review Comment:
I did.
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