Added DRBG_HMAC & DRBG_HASH + Added defaults for setting DRBG for master/public/priva...

[openssl.git] / doc / man3 / EVP_DigestInit.pod

diff --git a/doc/man3/EVP_DigestInit.pod b/doc/man3/EVP_DigestInit.pod
index 67f4f021966cac9fee5c320136b11dcfa7cfa396..0fedd17ce6c6c193603e3bac4aef38c7a5ba04f9 100644 (file)
--- a/doc/man3/EVP_DigestInit.pod
+++ b/doc/man3/EVP_DigestInit.pod
@@ -11,7 +11,8 @@ EVP_MD_block_size, EVP_MD_CTX_md, EVP_MD_CTX_size,
 EVP_MD_CTX_block_size, EVP_MD_CTX_type, EVP_MD_CTX_md_data,
 EVP_md_null,
 EVP_get_digestbyname, EVP_get_digestbynid,
-EVP_get_digestbyobj - EVP digest routines
+EVP_get_digestbyobj,
+EVP_MD_CTX_set_pkey_ctx - EVP digest routines
 
 =head1 SYNOPSIS
 
@@ -54,6 +55,8 @@ EVP_get_digestbyobj - EVP digest routines
  const EVP_MD *EVP_get_digestbynid(int type);
  const EVP_MD *EVP_get_digestbyobj(const ASN1_OBJECT *o);
 
+ void EVP_MD_CTX_set_pkey_ctx(EVP_MD_CTX *ctx, EVP_PKEY_CTX *pctx);
+
 =head1 DESCRIPTION
 
 The EVP digest routines are a high level interface to message digests,
@@ -179,6 +182,15 @@ EVP_get_digestbyobj()
 Returns an B<EVP_MD> structure when passed a digest name, a digest B<NID> or an
 B<ASN1_OBJECT> structure respectively.
 
+=item EVP_MD_CTX_set_pkey_ctx()
+
+Assigns an B<EVP_PKEY_CTX> to B<EVP_MD_CTX>. This is usually used to provide
+a customzied B<EVP_PKEY_CTX> to L<EVP_DigestSignInit(3)> or
+L<EVP_DigestVerifyInit(3)>. The B<pctx> passed to this function should be freed
+by the caller. A NULL B<pctx> pointer is also allowed to clear the B<EVP_PKEY_CTX>
+assigned to B<ctx>. In such case, freeing the cleared B<EVP_PKEY_CTX> or not
+depends on how the B<EVP_PKEY_CTX> is created.
+
 =back
 
 =head1 FLAGS
@@ -256,6 +268,10 @@ EVP_get_digestbyobj()
 
 Returns either an B<EVP_MD> structure or NULL if an error occurs.
 
+=item EVP_MD_CTX_set_pkey_ctx()
+
+This function has no return value.
+
 =back
 
 =head1 NOTES
@@ -360,6 +376,8 @@ later, so now EVP_sha1() can be used with RSA and DSA.
 
 EVP_dss1() was removed in OpenSSL 1.1.0.
 
+EVP_MD_CTX_set_pkey_ctx() was added in 1.1.1.
+
 =head1 COPYRIGHT
 
 Copyright 2000-2018 The OpenSSL Project Authors. All Rights Reserved.