34 lines
976 B
C++
34 lines
976 B
C++
#pragma once
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#include <streambuf>
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#include <functional>
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#include <cassert>
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#include <cstring>
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namespace thermion {
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//
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// A generic adapter to expose any contiguous section of memory as a std::streambuf.
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// Mostly for Android/iOS assets which may not be able to be directly loaded as streams.
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//
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class StreamBufferAdapter : public std::streambuf
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{
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public:
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StreamBufferAdapter(const char *begin, const char *end);
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~StreamBufferAdapter() {
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}
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std::streamsize size();
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private:
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int_type uflow() override;
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int_type underflow() override;
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int_type pbackfail(int_type ch) override;
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std::streampos seekoff(std::streamoff off, std::ios_base::seekdir way, std::ios_base::openmode which) override;
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std::streampos seekpos(std::streampos sp, std::ios_base::openmode which) override;
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std::streamsize showmanyc() override;
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};
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} |