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-rw-r--r--lib/portage/checksum.py9
1 files changed, 7 insertions, 2 deletions
diff --git a/lib/portage/checksum.py b/lib/portage/checksum.py
index 96f3939c9..3b9796b32 100644
--- a/lib/portage/checksum.py
+++ b/lib/portage/checksum.py
@@ -99,10 +99,15 @@ class _generate_hash_function:
# Define hash functions, try to use the best module available. Preferred
# modules should go first, latter ones should check if the hashes aren't
# already defined.
-
-
# Use hashlib if available and prefer it over pycrypto and internal fallbacks.
+#
# Need special handling for RMD160/WHIRLPOOL as they may not always be provided by hashlib.
+# We keep fallbacks for RMD160/WHIRLPOOL for now as newer OpenSSLs don't expose them
+# by default.
+# See also
+# - https://github.com/python/cpython/issues/91257
+# - https://github.com/python/cpython/issues/92876
+# - https://bugs.gentoo.org/846389
_generate_hash_function("MD5", hashlib.md5, origin="hashlib")
_generate_hash_function("SHA1", hashlib.sha1, origin="hashlib")
_generate_hash_function("SHA256", hashlib.sha256, origin="hashlib")