1*4724848cSchristos=pod 2*4724848cSchristos 3*4724848cSchristos=head1 NAME 4*4724848cSchristos 5*4724848cSchristosEVP_seed_cbc, 6*4724848cSchristosEVP_seed_cfb, 7*4724848cSchristosEVP_seed_cfb128, 8*4724848cSchristosEVP_seed_ecb, 9*4724848cSchristosEVP_seed_ofb 10*4724848cSchristos- EVP SEED cipher 11*4724848cSchristos 12*4724848cSchristos=head1 SYNOPSIS 13*4724848cSchristos 14*4724848cSchristos #include <openssl/evp.h> 15*4724848cSchristos 16*4724848cSchristos const EVP_CIPHER *EVP_seed_cbc(void) 17*4724848cSchristos const EVP_CIPHER *EVP_seed_cfb(void) 18*4724848cSchristos const EVP_CIPHER *EVP_seed_cfb128(void) 19*4724848cSchristos const EVP_CIPHER *EVP_seed_ecb(void) 20*4724848cSchristos const EVP_CIPHER *EVP_seed_ofb(void) 21*4724848cSchristos 22*4724848cSchristos=head1 DESCRIPTION 23*4724848cSchristos 24*4724848cSchristosThe SEED encryption algorithm for EVP. 25*4724848cSchristos 26*4724848cSchristosAll modes below use a key length of 128 bits and acts on blocks of 128-bits. 27*4724848cSchristos 28*4724848cSchristos=over 4 29*4724848cSchristos 30*4724848cSchristos=item EVP_seed_cbc(), 31*4724848cSchristosEVP_seed_cfb(), 32*4724848cSchristosEVP_seed_cfb128(), 33*4724848cSchristosEVP_seed_ecb(), 34*4724848cSchristosEVP_seed_ofb() 35*4724848cSchristos 36*4724848cSchristosThe SEED encryption algorithm in CBC, CFB, ECB and OFB modes respectively. 37*4724848cSchristos 38*4724848cSchristos=back 39*4724848cSchristos 40*4724848cSchristos=head1 RETURN VALUES 41*4724848cSchristos 42*4724848cSchristosThese functions return an B<EVP_CIPHER> structure that contains the 43*4724848cSchristosimplementation of the symmetric cipher. See L<EVP_CIPHER_meth_new(3)> for 44*4724848cSchristosdetails of the B<EVP_CIPHER> structure. 45*4724848cSchristos 46*4724848cSchristos=head1 SEE ALSO 47*4724848cSchristos 48*4724848cSchristosL<evp(7)>, 49*4724848cSchristosL<EVP_EncryptInit(3)>, 50*4724848cSchristosL<EVP_CIPHER_meth_new(3)> 51*4724848cSchristos 52*4724848cSchristos=head1 COPYRIGHT 53*4724848cSchristos 54*4724848cSchristosCopyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved. 55*4724848cSchristos 56*4724848cSchristosLicensed under the OpenSSL license (the "License"). You may not use 57*4724848cSchristosthis file except in compliance with the License. You can obtain a copy 58*4724848cSchristosin the file LICENSE in the source distribution or at 59*4724848cSchristosL<https://www.openssl.org/source/license.html>. 60*4724848cSchristos 61*4724848cSchristos=cut 62*4724848cSchristos 63