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128 lines
4.6 KiB
C++
128 lines
4.6 KiB
C++
/*
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==============================================================================
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This file is part of the JUCE framework.
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Copyright (c) Raw Material Software Limited
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JUCE is an open source framework subject to commercial or open source
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licensing.
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By downloading, installing, or using the JUCE framework, or combining the
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JUCE framework with any other source code, object code, content or any other
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copyrightable work, you agree to the terms of the JUCE End User Licence
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Agreement, and all incorporated terms including the JUCE Privacy Policy and
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the JUCE Website Terms of Service, as applicable, which will bind you. If you
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do not agree to the terms of these agreements, we will not license the JUCE
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framework to you, and you must discontinue the installation or download
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process and cease use of the JUCE framework.
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JUCE End User Licence Agreement: https://juce.com/legal/juce-8-licence/
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JUCE Privacy Policy: https://juce.com/juce-privacy-policy
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JUCE Website Terms of Service: https://juce.com/juce-website-terms-of-service/
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Or:
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You may also use this code under the terms of the AGPLv3:
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https://www.gnu.org/licenses/agpl-3.0.en.html
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THE JUCE FRAMEWORK IS PROVIDED "AS IS" WITHOUT ANY WARRANTY, AND ALL
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WARRANTIES, WHETHER EXPRESSED OR IMPLIED, INCLUDING WARRANTY OF
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MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, ARE DISCLAIMED.
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==============================================================================
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*/
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namespace juce
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{
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//==============================================================================
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/**
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MD5 checksum class.
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Create one of these with a block of source data or a stream, and it calculates
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the MD5 checksum of that data.
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You can then retrieve this checksum as a 16-byte block, or as a hex string.
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@see SHA256
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@tags{Cryptography}
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*/
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class JUCE_API MD5
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{
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public:
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//==============================================================================
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/** Creates a null MD5 object. */
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MD5();
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/** Creates a copy of another MD5. */
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MD5 (const MD5&);
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/** Copies another MD5. */
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MD5& operator= (const MD5&);
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//==============================================================================
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/** Creates a checksum for a block of binary data. */
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explicit MD5 (const MemoryBlock&) noexcept;
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/** Creates a checksum for a block of binary data. */
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MD5 (const void* data, size_t numBytes) noexcept;
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/** Creates a checksum for the input from a stream.
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This will read up to the given number of bytes from the stream, and produce the
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checksum of that. If the number of bytes to read is negative, it'll read
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until the stream is exhausted.
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*/
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MD5 (InputStream& input, int64 numBytesToRead = -1);
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/** Creates a checksum for the contents of a file. */
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explicit MD5 (const File&);
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/** Creates a checksum of the characters in a UTF-8 buffer.
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E.g.
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@code MD5 checksum (myString.toUTF8());
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@endcode
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*/
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explicit MD5 (CharPointer_UTF8 utf8Text) noexcept;
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/** Destructor. */
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~MD5();
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//==============================================================================
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/** Returns the checksum as a 16-byte block of data. */
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MemoryBlock getRawChecksumData() const;
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/** Returns a pointer to the 16-byte array of result data. */
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const uint8* getChecksumDataArray() const noexcept { return result; }
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/** Returns the checksum as a 32-digit hex string. */
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String toHexString() const;
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/** Creates an MD5 from a little-endian UTF-32 encoded string.
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Note that this method is provided for backwards-compatibility with the old
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version of this class, which had a constructor that took a string and performed
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this operation on it. In new code, you shouldn't use this, and are recommended to
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use the constructor that takes a CharPointer_UTF8 instead.
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*/
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static MD5 fromUTF32 (StringRef);
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//==============================================================================
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bool operator== (const MD5&) const noexcept;
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bool operator!= (const MD5&) const noexcept;
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private:
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//==============================================================================
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uint8 result[16] = {};
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void processStream (InputStream&, int64);
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// This private constructor is declared here to prevent you accidentally passing a
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// String and having it unexpectedly call the constructor that takes a File.
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explicit MD5 (const String&) = delete;
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JUCE_LEAK_DETECTOR (MD5)
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};
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} // namespace juce
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