99deb50ba7
Also expand documentation of gnutls_{hash,hmac}_copy, mentioning that
those do not always work.
Resolves: #1999639
Signed-off-by: Daiki Ueno <dueno@redhat.com>
45 lines
1.7 KiB
Diff
45 lines
1.7 KiB
Diff
From 7b68571f43b68085ba9f36afb1e3e97b3ba8d2d5 Mon Sep 17 00:00:00 2001
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From: rpm-build <rpm-build>
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Date: Wed, 22 Dec 2021 08:16:27 +0100
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Subject: [PATCH 2/2] Update documentation of gnutls_{hash,hmac}_copy
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Signed-off-by: rpm-build <rpm-build>
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---
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doc/functions/gnutls_hash_copy | 4 +++-
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doc/functions/gnutls_hmac_copy | 4 +++-
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2 files changed, 6 insertions(+), 2 deletions(-)
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diff --git a/doc/functions/gnutls_hash_copy b/doc/functions/gnutls_hash_copy
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index 600c0e7..aac7d5d 100644
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--- a/doc/functions/gnutls_hash_copy
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+++ b/doc/functions/gnutls_hash_copy
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@@ -8,7 +8,9 @@
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This function will create a copy of Message Digest context, containing all
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its current state. Copying contexts for Message Digests registered using
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@code{gnutls_crypto_register_digest()} is not supported and will always result in
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-an error.
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+an error. In addition to that, some of the Message Digest implementations do
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+not support this operation. Applications should check the return value and
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+provide a proper fallback.
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@strong{Returns:} new Message Digest context or NULL in case of an error.
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diff --git a/doc/functions/gnutls_hmac_copy b/doc/functions/gnutls_hmac_copy
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index a219b21..93b20d5 100644
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--- a/doc/functions/gnutls_hmac_copy
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+++ b/doc/functions/gnutls_hmac_copy
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@@ -8,7 +8,9 @@
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This function will create a copy of MAC context, containing all its current
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state. Copying contexts for MACs registered using
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@code{gnutls_crypto_register_mac()} is not supported and will always result in an
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-error.
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+error. In addition to that, some of the MAC implementations do not support
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+this operation. Applications should check the return value and provide a
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+proper fallback.
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@strong{Returns:} new MAC context or NULL in case of an error.
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--
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2.31.1
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