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#pragma once |
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#include "Request.h" |
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#include "Response.h" |
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#include "compression/Compressor.h" |
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namespace panda { namespace protocol { namespace http { |
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constexpr const size_t SIZE_UNLIMITED = size_t(-1); |
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struct MessageParser { |
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size_t max_headers_size = SIZE_UNLIMITED; |
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size_t max_body_size = SIZE_UNLIMITED; |
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bool uncompress_content = true; // false have sense only for proxies |
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protected: |
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MessageSP message; |
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RequestSP request; |
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ResponseSP response; |
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State state; // high-level state |
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int cs; // ragel state |
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bool has_content_length; |
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uint64_t content_length; |
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std::error_code error; |
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MessageParser () {} |
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MessageParser (const MessageParser&) = delete; |
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MessageParser (MessageParser&&) = delete; |
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inline void reset () { |
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message = nullptr; |
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request = nullptr; |
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response = nullptr; |
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state = State::headers; |
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mark = -1; |
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marked = false; |
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headers_so_far = 0; |
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headers_finished = false; |
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has_content_length = false; |
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content_length = 0; |
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body_so_far = 0; |
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error.clear(); |
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if (compressor) { |
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compressor->reset(); |
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compressor.reset(); |
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} |
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} |
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template size_t parse (const string& buffer, F1&& after_headers_cb, F2&& no_body_cb); |
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void set_error (const std::error_code& e) { |
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error = e; |
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state = State::error; |
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} |
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compression::CompressorPtr compressor; |
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private: |
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ptrdiff_t mark; |
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bool marked; |
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string acc; |
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size_t headers_so_far; |
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bool headers_finished; |
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size_t body_so_far; |
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size_t chunk_length; |
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size_t chunk_so_far; |
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std::uint8_t compr = 0; |
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size_t machine_exec (const string& buffer, size_t off); |
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}; |
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}}} |