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	 b42c6ea281
			
		
	
	
		b42c6ea281
		
	
	
	
	
		
			
			This would previously fail at runtime, and it would have zero indication of what exactly went wrong. Also adds `AK::DependentFalse<Ts...>', which is a...dependent false.
		
			
				
	
	
		
			99 lines
		
	
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			99 lines
		
	
	
	
		
			2.9 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
| /*
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|  * Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
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|  * All rights reserved.
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|  *
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|  * Redistribution and use in source and binary forms, with or without
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|  * modification, are permitted provided that the following conditions are met:
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|  *
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|  * 1. Redistributions of source code must retain the above copyright notice, this
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|  *    list of conditions and the following disclaimer.
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|  *
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|  * 2. Redistributions in binary form must reproduce the above copyright notice,
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|  *    this list of conditions and the following disclaimer in the documentation
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|  *    and/or other materials provided with the distribution.
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|  *
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|  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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|  * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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|  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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|  * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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|  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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|  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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|  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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|  * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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|  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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|  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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|  */
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| 
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| #pragma once
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| 
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| #include <LibIPC/Forward.h>
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| #include <LibIPC/Message.h>
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| 
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| namespace IPC {
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| 
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| template<typename T>
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| bool encode(Encoder&, T&)
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| {
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|     static_assert(DependentFalse<T>, "Base IPC::encode() was instantiated");
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|     ASSERT_NOT_REACHED();
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| }
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| 
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| class Encoder {
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| public:
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|     explicit Encoder(MessageBuffer& buffer)
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|         : m_buffer(buffer)
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|     {
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|     }
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| 
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|     Encoder& operator<<(bool);
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|     Encoder& operator<<(u8);
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|     Encoder& operator<<(u16);
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|     Encoder& operator<<(u32);
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|     Encoder& operator<<(u64);
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|     Encoder& operator<<(i8);
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|     Encoder& operator<<(i16);
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|     Encoder& operator<<(i32);
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|     Encoder& operator<<(i64);
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|     Encoder& operator<<(float);
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|     Encoder& operator<<(const char*);
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|     Encoder& operator<<(const StringView&);
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|     Encoder& operator<<(const String&);
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|     Encoder& operator<<(const URL&);
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|     Encoder& operator<<(const Dictionary&);
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| 
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|     template<typename T>
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|     Encoder& operator<<(const Vector<T>& vector)
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|     {
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|         *this << (u64)vector.size();
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|         for (auto& value : vector)
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|             *this << value;
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|         return *this;
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|     }
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| 
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|     template<typename T>
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|     Encoder& operator<<(const T& value)
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|     {
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|         encode(value);
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|         return *this;
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|     }
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| 
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|     template<typename T>
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|     Encoder& operator<<(const Optional<T>& optional)
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|     {
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|         *this << optional.has_value();
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|         if (optional.has_value())
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|             *this << optional.value();
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|         return *this;
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|     }
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| 
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|     template<typename T>
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|     void encode(const T& value)
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|     {
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|         IPC::encode(*this, value);
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|     }
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| 
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| private:
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|     MessageBuffer& m_buffer;
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| };
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| 
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| }
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