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.\" ========================================================================
.\"
.IX Title "EVP_SM3 3"
.TH EVP_SM3 3 "2022-06-21" "1.1.1p" "OpenSSL"
.\" For nroff, turn off justification. Always turn off hyphenation; it makes
.\" way too many mistakes in technical documents.
.if n .ad l
.nh
.SH "NAME"
EVP_sm3 \&\- SM3 for EVP
.SH "SYNOPSIS"
.IX Header "SYNOPSIS"
.Vb 1
\& #include <openssl/evp.h>
\&
\& const EVP_MD *EVP_sm3(void);
.Ve
.SH "DESCRIPTION"
.IX Header "DESCRIPTION"
\&\s-1SM3\s0 is a cryptographic hash function with a 256\-bit output, defined in \s-1GB/T
32905\-2016.\s0
.IP "\fBEVP_sm3()\fR" 4
.IX Item "EVP_sm3()"
The \s-1SM3\s0 hash function.
.SH "RETURN VALUES"
.IX Header "RETURN VALUES"
These functions return a \fB\s-1EVP_MD\s0\fR structure that contains the
implementation of the symmetric cipher. See \fBEVP_MD_meth_new\fR\|(3) for
details of the \fB\s-1EVP_MD\s0\fR structure.
.SH "CONFORMING TO"
.IX Header "CONFORMING TO"
\&\s-1GB/T 32905\-2016\s0 and \s-1GM/T 0004\-2012.\s0
.SH "SEE ALSO"
.IX Header "SEE ALSO"
\&\fBevp\fR\|(7),
\&\fBEVP_DigestInit\fR\|(3)
.SH "COPYRIGHT"
.IX Header "COPYRIGHT"
Copyright 2017\-2018 The OpenSSL Project Authors. All Rights Reserved.
Copyright 2017 Ribose Inc. All Rights Reserved.
.PP
Licensed under the OpenSSL license (the \*(L"License\*(R"). You may not use
this file except in compliance with the License. You can obtain a copy
in the file \s-1LICENSE\s0 in the source distribution or at
<https://www.openssl.org/source/license.html>.
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