X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/ce3c8656732c924baf7e88df75eab50891bdc471..fa7225c82381bac4432a6edf16f53b5370238d85:/OSX/libsecurity_translocate/lib/SecTranslocateShared.hpp

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+/*
+ * Copyright (c) 2016 Apple Inc. All Rights Reserved.
+ *
+ * @APPLE_LICENSE_HEADER_START@
+ *
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
+ *
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
+ * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
+ *
+ * @APPLE_LICENSE_HEADER_END@
+ */
+
+/* Purpose: This header exposes shared functions that actually implement mount creation, policy question
+    answering and mount deletion.
+
+   Important: None of these functions implement synchronization and they all throw exceptions. It is up
+    to the caller to handle those concerns.
+ */
+
+#include <string>
+#include "SecTranslocateUtilities.hpp"
+
+#ifndef SecTranslocateShared_hpp
+#define SecTranslocateShared_hpp
+
+namespace Security {
+    
+namespace SecTranslocate {
+    
+using namespace std;
+
+/* XPC Function keys */
+extern const char* kSecTranslocateXPCFuncCreate;
+extern const char* kSecTranslocateXPCFuncCheckIn;
+
+/* XPC message argument keys */
+extern const char* kSecTranslocateXPCMessageFunction;
+extern const char* kSecTranslocateXPCMessageOriginalPath;
+extern const char* kSecTranslocateXPCMessageDestinationPath;
+extern const char* kSecTranslocateXPCMessagePid;
+
+/*XPC message reply keys */
+extern const char* kSecTranslocateXPCReplyError;
+extern const char* kSecTranslocateXPCReplySecurePath;
+
+class TranslocationPath
+{
+public:
+    TranslocationPath(string originalPath);
+    inline bool shouldTranslocate() const { return should; };
+    inline const string & getOriginalRealPath() const { return realOriginalPath; };
+    inline const string & getPathToTranslocate() const { return pathToTranslocate; };
+    inline const string & getPathInsideTranslocation() const { return pathInsideTranslocationPoint; } ;
+    string getTranslocatedPathToOriginalPath(const string &translocationPoint) const;
+private:
+    TranslocationPath() = delete;
+
+    bool should;
+    string realOriginalPath;
+    string pathToTranslocate;
+    string pathInsideTranslocationPoint;
+
+    ExtendedAutoFileDesc findOuterMostCodeBundleForFD(ExtendedAutoFileDesc &fd);
+};
+
+string getOriginalPath(const ExtendedAutoFileDesc& fd, bool* isDir); //throws
+
+// For methods below, the caller is responsible for ensuring that only one thread is
+// accessing/modifying the mount table at a time
+string translocatePathForUser(const TranslocationPath &originalPath, const string &destPath); //throws
+bool destroyTranslocatedPathForUser(const string &translocatedPath); //throws
+bool destroyTranslocatedPathsForUserOnVolume(const string &volumePath = ""); //throws
+void tryToDestroyUnusedTranslocationMounts();
+
+} //namespace SecTranslocate
+}// namespace Security
+
+#endif /* SecTranslocateShared_hpp */