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author | Jung-uk Kim <jkim@FreeBSD.org> | 2018-09-13 19:18:07 +0000 |
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committer | Jung-uk Kim <jkim@FreeBSD.org> | 2018-09-13 19:18:07 +0000 |
commit | a43ce912fc025d11e1395506111f75fc194d7ba5 (patch) | |
tree | 9794cf7720d75938ed0ea4f499c0dcd4b6eacdda /doc/man3/EVP_sha224.pod | |
parent | 02be298e504b8554caca6dc85af450e1ea44d19d (diff) | |
download | src-a43ce912fc025d11e1395506111f75fc194d7ba5.tar.gz src-a43ce912fc025d11e1395506111f75fc194d7ba5.zip |
Import OpenSSL 1.1.1.vendor/openssl/1.1.1
Notes
Notes:
svn path=/vendor-crypto/openssl/dist/; revision=338658
svn path=/vendor-crypto/openssl/1.1.1/; revision=338659; tag=vendor/openssl/1.1.1
Diffstat (limited to 'doc/man3/EVP_sha224.pod')
-rw-r--r-- | doc/man3/EVP_sha224.pod | 74 |
1 files changed, 74 insertions, 0 deletions
diff --git a/doc/man3/EVP_sha224.pod b/doc/man3/EVP_sha224.pod new file mode 100644 index 000000000000..2de20bb1520f --- /dev/null +++ b/doc/man3/EVP_sha224.pod @@ -0,0 +1,74 @@ +=pod + +=head1 NAME + +EVP_sha224, +EVP_sha256, +EVP_sha512_224, +EVP_sha512_256, +EVP_sha384, +EVP_sha512 +- SHA-2 For EVP + +=head1 SYNOPSIS + + #include <openssl/evp.h> + + const EVP_MD *EVP_sha224(void); + const EVP_MD *EVP_sha256(void); + const EVP_MD *EVP_sha512_224(void); + const EVP_MD *EVP_sha512_256(void); + const EVP_MD *EVP_sha384(void); + const EVP_MD *EVP_sha512(void); + +=head1 DESCRIPTION + +SHA-2 (Secure Hash Algorithm 2) is a family of cryptographic hash functions +standardized in NIST FIPS 180-4, first published in 2001. + +=over 4 + +=item EVP_sha224(), +EVP_sha256(), +EVP_sha512_224, +EVP_sha512_256, +EVP_sha384(), +EVP_sha512() + +The SHA-2 SHA-224, SHA-256, SHA-512/224, SHA512/256, SHA-384 and SHA-512 +algorithms, which generate 224, 256, 224, 256, 384 and 512 bits +respectively of output from a given input. + +The two algorithms: SHA-512/224 and SHA512/256 are truncated forms of the +SHA-512 algorithm. They are distinct from SHA-224 and SHA-256 even though +their outputs are of the same size. + +=back + + +=head1 RETURN VALUES + +These functions return a B<EVP_MD> structure that contains the +implementation of the symmetric cipher. See L<EVP_MD_meth_new(3)> for +details of the B<EVP_MD> structure. + +=head1 CONFORMING TO + +NIST FIPS 180-4. + +=head1 SEE ALSO + +L<evp(7)>, +L<EVP_DigestInit(3)> + +=head1 COPYRIGHT + +Copyright 2017-2018 The OpenSSL Project Authors. All Rights Reserved. + +Licensed under the OpenSSL license (the "License"). You may not use +this file except in compliance with the License. You can obtain a copy +in the file LICENSE in the source distribution or at +L<https://www.openssl.org/source/license.html>. + +=cut + |