[Wine-patches] [eterwine] shell32: Implement SHCreateSessionKey.

[Vitaly Lipatov]

This implementation is based on the Geoff Chappell description.
---
  dlls/shell32/shell32.spec |  1 +
  dlls/shell32/shellreg.c   | 41 
+++++++++++++++++++++++++++++++++++++++++
  2 files changed, 42 insertions(+)

diff --git a/dlls/shell32/shell32.spec b/dlls/shell32/shell32.spec
index 5044479..32dd0cd 100644
--- a/dlls/shell32/shell32.spec
+++ b/dlls/shell32/shell32.spec
@@ -261,6 +261,7 @@
   704 stdcall -noname GUIDFromStringW(wstr ptr)
   709 stdcall SHGetSetFolderCustomSettings(ptr str long)
   714 stdcall @(ptr) SHELL32_714 # PathIsTemporaryW
+ 723 stdcall SHCreateSessionKey(long ptr)
   727 stdcall SHGetImageList(long ptr ptr)
   730 stdcall -noname RestartDialogEx(long wstr long long)
   743 stdcall SHCreateFileExtractIconW(wstr long ptr ptr)
diff --git a/dlls/shell32/shellreg.c b/dlls/shell32/shellreg.c
index 37f3d9e..96a450e 100644
--- a/dlls/shell32/shellreg.c
+++ b/dlls/shell32/shellreg.c
@@ -147,3 +147,44 @@ HRESULT WINAPI SHRegCloseKey (HKEY hkey)
  	TRACE("%p\n",hkey);
  	return RegCloseKey( hkey );
  }
+
+static const char session_reg_key[] = 
"Software\\Microsoft\\Windows\\CurrentVersion\\Explorer\\SessionInfo\\";
+
+static BOOL WINAPI create_session_key(INIT_ONCE *once, void *param, 
void **context)
+{
+    static const char desktop_guid[] = "__wine_display_device_guid";
+    ATOM guid_atom;
+    HKEY hkey_session;
+    LPWSTR session_reg_str = param;
+
+    guid_atom = HandleToULong(GetPropA(GetDesktopWindow(), 
desktop_guid));
+    if (!guid_atom) return FALSE;
+
+    MultiByteToWideChar(CP_ACP, 0, session_reg_key, 
sizeof(session_reg_key), session_reg_str, sizeof(session_reg_key));
+
+    if (!GlobalGetAtomNameW(guid_atom, session_reg_str + 
sizeof(session_reg_key) - 1, 39))
+        return FALSE;
+
+    if (RegCreateKeyExW(HKEY_CURRENT_USER, session_reg_str, 0, NULL,
+                        REG_OPTION_VOLATILE, KEY_WRITE, NULL, 
&hkey_session, NULL))
+        return FALSE;
+
+    RegCloseKey(hkey_session);
+    TRACE("session key %s\n", debugstr_w(session_reg_str));
+    return TRUE;
+}
+
+/*************************************************************************
+ * SHCreateSessionKey [SHELL32.723]
+ *
+ */
+HRESULT WINAPI SHCreateSessionKey(REGSAM access, HKEY *hkey)
+{
+    static INIT_ONCE init_once = INIT_ONCE_STATIC_INIT;
+    static WCHAR session_reg_str[sizeof(session_reg_key) + 39];
+
+    InitOnceExecuteOnce(&init_once, create_session_key, 
session_reg_str, NULL);
+
+    TRACE("using session key %s\n", debugstr_w(session_reg_str));
+    return RegOpenKeyExW(HKEY_CURRENT_USER, session_reg_str, 0, 
access, hkey);
+}
-- 
1.8.5.5

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-- 
С уважением,
Виталий Липатов,
Etersoft