Decrypt a session key with a private key using the legacy EVP_PKEY path (deprecated).
Declared in <openssl/evp.h>
[[deprecated]]
int
EVP_PKEY_decrypt_old(
unsigned char* dec_key,
unsigned char const* enc_key,
int enc_key_len,
EVP_PKEY* private_key);Deprecated. Use of this entity is allowed but discouraged.
Length of decrypted key on success, or a negative value on failure.
| Name | Description |
|---|---|
| dec_key | Output buffer for the recovered plaintext key material. |
| enc_key | Encrypted key bytes. |
| enc_key_len | Length of enc_key in bytes. |
| private_key | Private key used for decryption. |