X-Git-Url: https://git.saurik.com/apple/security.git/blobdiff_plain/72a12576750f52947eb043106ba5c12c0d07decf..b1ab9ed8d0e0f1c3b66d7daa8fd5564444c56195:/libsecurity_manifest/lib/Download.h?ds=inline

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+/*
+ * Copyright (c) 2006 Apple Computer, 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@
+ */
+
+#ifndef __DOWNLOAD_H__
+#define __DOWNLOAD_H__
+
+
+#include <Security/SecCmsContentInfo.h>
+#include <Security/SecCmsDecoder.h>
+#include <Security/SecCmsEncoder.h>
+#include <Security/SecCmsMessage.h>
+#include <Security/SecCmsSignedData.h>
+#include <Security/SecCmsSignerInfo.h>
+#include <Security/SecTrustPriv.h>
+#include <Security/SecCertificatePriv.h>
+#include <CommonCrypto/CommonDigest.h>
+
+#include "SecureDownload.h"
+
+typedef u_int8_t Sha256Digest[CC_SHA256_DIGEST_LENGTH];
+
+struct OpaqueSecureDownload
+{
+};
+
+
+class Download : public OpaqueSecureDownload
+{
+protected:
+	CFDictionaryRef mDict;
+	CFArrayRef mURLs;
+	CFStringRef mName;
+	CFDateRef mDate;
+	CFDataRef mHashes;
+	CFIndex mNumHashes, mCurrentHash;
+	Sha256Digest mCurrentDigest, *mDigests; // mDigests points to the data member of mHashes
+	CFIndex mBytesInCurrentDigest;
+	CC_SHA256_CTX mSHA256Context;
+	
+	SInt64 mDownloadSize;
+	ssize_t mSectorSize;
+
+	SecCmsMessageRef GetCmsMessageFromData (CFDataRef data);
+	void ParseTicket (CFDataRef ticket);
+	SecPolicyRef GetPolicy ();
+	void FinalizeDigestAndCompare ();
+	void GoOrNoGo (SecTrustResultType result);
+	
+public:
+	
+	Download ();
+	virtual ~Download ();
+	void Initialize (CFDataRef data,
+					 SecureDownloadTrustSetupCallback setup,
+					 void* setupContext,
+					 SecureDownloadTrustEvaluateCallback evaluate,
+					 void* evaluateContext);
+	CFArrayRef CopyURLs ();
+	CFStringRef CopyName ();
+	CFDateRef CopyDate ();
+	SInt64 GetDownloadSize () {return mDownloadSize;}
+	void UpdateWithData (CFDataRef data);
+	void Finalize ();
+};
+
+
+
+#endif