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Diffstat (limited to 'doc/man3/EVP_EncryptInit.pod')
| -rw-r--r-- | doc/man3/EVP_EncryptInit.pod | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/doc/man3/EVP_EncryptInit.pod b/doc/man3/EVP_EncryptInit.pod index f6b29d9daa9b..2af4ebec91f9 100644 --- a/doc/man3/EVP_EncryptInit.pod +++ b/doc/man3/EVP_EncryptInit.pod @@ -1453,6 +1453,9 @@ for failure. EVP_CIPHER_names_do_all() returns 1 if the callback was called for all names. A return value of 0 means that the callback was not called for any names. +EVP_CIPHER_get_params(), EVP_CIPHER_CTX_get_params() and +EVP_CIPHER_CTX_set_params() return 1 for success and 0 for failure. + =head1 CIPHER LISTING All algorithms have a fixed key length unless otherwise stated. @@ -1477,7 +1480,12 @@ depending on the mode specified. To specify additional authenticated data (AAD), a call to EVP_CipherUpdate(), EVP_EncryptUpdate() or EVP_DecryptUpdate() should be made with the output parameter I<out> set to NULL. In this case, on success, the parameter -I<outl> is set to the number of bytes authenticated. +I<outl> is set to the number of AAD bytes processed in that call +(that is, the value of I<inl>), and does not include any plaintext +or ciphertext bytes processed by other calls. + +If no AAD is used, this call can be omitted. See the mode-specific notes +below for any exceptions. When decrypting, the return value of EVP_DecryptFinal() or EVP_CipherFinal() indicates whether the operation was successful. If it does not indicate success, |