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-rw-r--r--Misc/NEWS.d/next/Windows/2021-04-21-23-37-34.bpo-26227.QMY_eA.rst2
-rw-r--r--Modules/socketmodule.c2
2 files changed, 3 insertions, 1 deletions
diff --git a/Misc/NEWS.d/next/Windows/2021-04-21-23-37-34.bpo-26227.QMY_eA.rst b/Misc/NEWS.d/next/Windows/2021-04-21-23-37-34.bpo-26227.QMY_eA.rst
new file mode 100644
index 0000000..d6826fb
--- /dev/null
+++ b/Misc/NEWS.d/next/Windows/2021-04-21-23-37-34.bpo-26227.QMY_eA.rst
@@ -0,0 +1,2 @@
+Fixed decoding of host names in :func:`socket.gethostbyaddr` and
+:func:`socket.gethostbyname_ex`.
diff --git a/Modules/socketmodule.c b/Modules/socketmodule.c
index 23aab59..79559c0 100644
--- a/Modules/socketmodule.c
+++ b/Modules/socketmodule.c
@@ -5508,7 +5508,7 @@ sock_decode_hostname(const char *name)
#ifdef MS_WINDOWS
/* Issue #26227: gethostbyaddr() returns a string encoded
* to the ANSI code page */
- return PyUnicode_DecodeFSDefault(name);
+ return PyUnicode_DecodeMBCS(name, strlen(name), "surrogatepass");
#else
/* Decode from UTF-8 */
return PyUnicode_FromString(name);