From: Vladimir Kotal <vlada@kotalovi.cz>
Date: Wed, 6 Mar 2024 14:37:58 +0000 (+0100)
Subject: document the format of DSA signature
X-Git-Tag: openssl-3.5.0-alpha1~1086
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e7abc2118f5d06d560b6de978f178e4b0537f06b;p=thirdparty%2Fopenssl.git

document the format of DSA signature

Reviewed-by: Tim Hudson <tjh@openssl.org>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/23762)
---

diff --git a/doc/man7/EVP_SIGNATURE-DSA.pod b/doc/man7/EVP_SIGNATURE-DSA.pod
index 6a2def1c0be..2c0f0073a4f 100644
--- a/doc/man7/EVP_SIGNATURE-DSA.pod
+++ b/doc/man7/EVP_SIGNATURE-DSA.pod
@@ -7,7 +7,9 @@ EVP_SIGNATURE-DSA
 
 =head1 DESCRIPTION
 
-Support for computing DSA signatures.
+Support for computing DSA signatures. The signature produced with
+L<EVP_PKEY_sign(3)> is DER encoded ASN.1 in the form described in
+RFC 3279, section 2.2.2.
 See L<EVP_PKEY-DSA(7)> for information related to DSA keys.
 
 As part of FIPS 140-3 DSA is not longer FIPS approved for key generation and