Security-57031.1.35.tar.gz

[apple/security.git] / Security / libsecurity_utilities / lib / osxcode.h

diff --git a/Security/libsecurity_utilities/lib/osxcode.h b/Security/libsecurity_utilities/lib/osxcode.h
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+/*
+ * Copyright (c) 2000-2001,2011-2012,2014 Apple Inc. All Rights Reserved.
+ * 
+ * The contents of this file constitute Original Code as defined in and are
+ * subject to the Apple Public Source License Version 1.2 (the 'License').
+ * You may not use this file except in compliance with the License. Please obtain
+ * a copy of the License at http://www.apple.com/publicsource and read it before
+ * using this file.
+ * 
+ * This 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.
+ */
+
+
+//
+// osxcode - MacOS X's standard code objects
+//
+#ifndef _H_OSXCODE
+#define _H_OSXCODE
+
+#include <security_utilities/refcount.h>
+#include <security_utilities/cfutilities.h>
+#include <Security/CodeSigning.h>
+#include <limits.h>
+#include <string>
+#include <vector>
+#include <CoreFoundation/CFBundle.h>
+
+
+namespace Security {
+
+
+//
+// A Signable with OS X support calls added
+//
+class OSXCode : public RefCount {
+public:
+       virtual ~OSXCode() { }
+       
+public:
+       // creating OSXCode objects
+       static RefPointer<OSXCode> main();
+       static RefPointer<OSXCode> at(const char *path);
+       static RefPointer<OSXCode> at(const std::string &path) { return at(path.c_str()); }
+               
+public:
+       virtual string canonicalPath() const = 0;       // reverse of at()
+       virtual string executablePath() const = 0;      // path to main executable file
+       virtual SecStaticCodeRef codeRef() const;       // defaults to code at canonicalPath()
+
+protected:
+       OSXCode() { }   // nonpublic
+};
+
+
+//
+// A simple executable tool.
+//
+class ExecutableTool : public OSXCode {
+public:
+       ExecutableTool(const char *path) : mPath(path) { }
+       
+       string path() const             { return mPath; }
+       string canonicalPath() const;
+       string executablePath() const;
+       
+private:
+       string mPath;                   // UTF8 pathname to executable
+};
+
+
+//
+// A generic bundle
+//
+class Bundle : public OSXCode {
+public:
+       Bundle(const char *path, const char *execPath = NULL);  // from root and optional exec path
+       Bundle(CFBundleRef bundle, const char *root = NULL);            // from existing CFBundleRef
+       ~Bundle();
+
+       string canonicalPath() const;
+       string path() const                             { return mPath; }
+       string executablePath() const;
+       string identifier() const               { return cfString(CFBundleGetIdentifier(cfBundle())); }
+       CFTypeRef infoPlistItem(const char *name) const;        // not retained
+
+       string resourcePath() const             { return cfStringRelease(CFBundleCopyResourcesDirectoryURL(cfBundle())); }
+       string resource(const char *name, const char *type, const char *subdir = NULL);
+       void resources(vector<string> &paths, const char *type, const char *subdir = NULL);
+       
+       virtual void *lookupSymbol(const char *name);
+
+protected:
+       CFBundleRef cfBundle() const;
+       
+protected:
+       string mPath;                   // UTF8 path to bundle directory
+       mutable string mExecutablePath; // cached or determined path to main executable
+       mutable CFBundleRef mBundle; // CF-style bundle object (lazily built)
+};
+
+
+class LoadableBundle : public Bundle {
+public:
+       LoadableBundle(const char *pathname) : Bundle(pathname) { }
+       LoadableBundle(CFBundleRef bundle) : Bundle(bundle) { }
+       
+       virtual bool isLoaded() const;
+       virtual void load();
+       virtual void unload();
+};
+
+
+class OSXCodeWrap : public OSXCode {
+public:
+       OSXCodeWrap(SecStaticCodeRef code) : mCode(code) { }
+
+       string encode() const;
+       
+       string canonicalPath() const;
+       string executablePath() const;
+       SecStaticCodeRef codeRef() const;
+
+private:
+       CFCopyRef<SecStaticCodeRef> mCode;
+};
+
+
+} // end namespace Security
+
+
+#endif //_H_OSXCODE