1=pod 2 3=head1 NAME 4 5CMS_EncryptedData_set1_key - Sets the cipher and key for 6CMS EncryptedData 7 8=head1 SYNOPSIS 9 10 #include <openssl/cms.h> 11 12 int CMS_EncryptedData_set1_key(CMS_ContentInfo *cms, const EVP_CIPHER *ciph, 13 const unsigned char *key, size_t keylen); 14 15=head1 DESCRIPTION 16 17CMS_EncryptedData_set1_key() takes in a I<cms> EncryptedData object and sets 18the appropriate attributes to I<ciph>, it makes a copy of the symmetric I<key> 19of size I<keylen>. AEAD cipher algorithms are not supported. 20 21=head1 RETURN VALUES 22 23CMS_EncryptedData_set1_key() returns 0 if an error occurred otherwise 24returns 1. 25 26=head1 SEE ALSO 27 28L<CMS_EncryptedData_encrypt(3)>, L<CMS_EncryptedData_decrypt(3)> 29 30=head1 COPYRIGHT 31 32Copyright 2025 The OpenSSL Project Authors. All Rights Reserved. 33 34Licensed under the Apache License 2.0 (the "License"). You may not use 35this file except in compliance with the License. You can obtain a copy 36in the file LICENSE in the source distribution or at 37L<https://www.openssl.org/source/license.html>. 38 39=cut 40