From a88f66d1556a9b721f818af7d5e0fdcc6a08f54d Mon Sep 17 00:00:00 2001
From: Nikolay Sivov <nsivov@codeweavers.com>
Date: Thu, 29 Nov 2018 12:06:13 +0300
Subject: [PATCH] shcore: Add SHRegDuplicateHKey().

Signed-off-by: Nikolay Sivov <nsivov@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/shcore/main.c            | 12 ++++++++++++
 dlls/shcore/shcore.spec       |  2 +-
 dlls/shcore/tests/Makefile.in |  1 +
 dlls/shcore/tests/shcore.c    | 20 ++++++++++++++++++++
 4 files changed, 34 insertions(+), 1 deletion(-)

diff --git a/dlls/shcore/main.c b/dlls/shcore/main.c
index 1228c9d0e16..96ba7d791b4 100644
--- a/dlls/shcore/main.c
+++ b/dlls/shcore/main.c
@@ -1751,3 +1751,15 @@ DWORD WINAPI SHAnsiToUnicode(const char *src, WCHAR *dest, int dest_len)
 
     return ret;
 }
+
+/*************************************************************************
+ * SHRegDuplicateHKey        [SHCORE.@]
+ */
+HKEY WINAPI SHRegDuplicateHKey(HKEY hKey)
+{
+    HKEY newKey = 0;
+
+    RegOpenKeyExW(hKey, 0, 0, MAXIMUM_ALLOWED, &newKey);
+    TRACE("new key is %p\n", newKey);
+    return newKey;
+}
diff --git a/dlls/shcore/shcore.spec b/dlls/shcore/shcore.spec
index bd2bf12df1a..c7a8744a2ca 100644
--- a/dlls/shcore/shcore.spec
+++ b/dlls/shcore/shcore.spec
@@ -61,7 +61,7 @@
 @ stdcall SHQueryInfoKeyW(long ptr ptr ptr ptr) shlwapi.SHQueryInfoKeyW
 @ stdcall SHQueryValueExA(long str ptr ptr ptr ptr) shlwapi.SHQueryValueExA
 @ stdcall SHQueryValueExW(long wstr ptr ptr ptr ptr) shlwapi.SHQueryValueExW
-@ stdcall SHRegDuplicateHKey(long) shlwapi.SHRegDuplicateHKey
+@ stdcall SHRegDuplicateHKey(long)
 @ stdcall SHRegGetIntW(ptr wstr long) shlwapi.SHRegGetIntW
 @ stdcall SHRegGetPathA(long str str ptr long) shlwapi.SHRegGetPathA
 @ stdcall SHRegGetPathW(long wstr wstr ptr long) shlwapi.SHRegGetPathW
diff --git a/dlls/shcore/tests/Makefile.in b/dlls/shcore/tests/Makefile.in
index 0ea769a348d..4f537fa3874 100644
--- a/dlls/shcore/tests/Makefile.in
+++ b/dlls/shcore/tests/Makefile.in
@@ -1,4 +1,5 @@
 TESTDLL = shcore.dll
+IMPORTS = advapi32
 
 C_SRCS = \
 	shcore.c
diff --git a/dlls/shcore/tests/shcore.c b/dlls/shcore/tests/shcore.c
index f788afdd22b..0945e121748 100644
--- a/dlls/shcore/tests/shcore.c
+++ b/dlls/shcore/tests/shcore.c
@@ -33,6 +33,7 @@ static int (WINAPI *pSHUnicodeToAnsi)(const WCHAR *, char *, int);
 static int (WINAPI *pSHAnsiToUnicode)(const char *, WCHAR *, int);
 static int (WINAPI *pSHAnsiToAnsi)(const char *, char *, int);
 static int (WINAPI *pSHUnicodeToUnicode)(const WCHAR *, WCHAR *, int);
+static HKEY (WINAPI *pSHRegDuplicateHKey)(HKEY);
 
 static void init(HMODULE hshcore)
 {
@@ -43,6 +44,7 @@ static void init(HMODULE hshcore)
     X(SHAnsiToUnicode);
     X(SHAnsiToAnsi);
     X(SHUnicodeToUnicode);
+    X(SHRegDuplicateHKey);
 #undef X
 }
 
@@ -300,6 +302,23 @@ static void test_SHUnicodeToUnicode(void)
     ok(buff[5] == 'f', "Unexpected buffer contents.\n");
 }
 
+static void test_SHRegDuplicateHKey(void)
+{
+    HKEY hkey, hkey2;
+    DWORD ret;
+
+    ret = RegCreateKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test", &hkey);
+    ok(!ret, "Failed to create test key, ret %d.\n", ret);
+
+    hkey2 = pSHRegDuplicateHKey(hkey);
+    ok(hkey2 != NULL && hkey2 != hkey, "Unexpected duplicate key.\n");
+
+    RegCloseKey(hkey2);
+    RegCloseKey(hkey);
+
+    RegDeleteKeyA(HKEY_CURRENT_USER, "Software\\Wine\\Test");
+}
+
 START_TEST(shcore)
 {
     HMODULE hshcore = LoadLibraryA("shcore.dll");
@@ -317,4 +336,5 @@ START_TEST(shcore)
     test_SHAnsiToUnicode();
     test_SHAnsiToAnsi();
     test_SHUnicodeToUnicode();
+    test_SHRegDuplicateHKey();
 }