60 lines
1.4 KiB
C++
60 lines
1.4 KiB
C++
#ifndef RAGNAROK_SOURCE_FILE_FILE_H
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#define RAGNAROK_SOURCE_FILE_FILE_H
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#include <cstdint>
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#include <string>
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#include <windows.h>
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class CRenderSystemBase;
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class CFile {
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public:
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CFile();
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virtual ~CFile();
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// Recovered write branch only; not a replacement for original general Open,
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// whose archive read/extraction dependency remains unresolved.
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bool OpenWrite(const char* path, CRenderSystemBase* renderSystem);
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bool Open(const char* path) {
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this->m_path = path;
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this->m_handle = CreateFileA(
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path,
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GENERIC_READ,
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FILE_SHARE_READ,
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nullptr,
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OPEN_EXISTING,
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FILE_ATTRIBUTE_NORMAL,
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nullptr
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);
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if (this->m_handle == INVALID_HANDLE_VALUE) {
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return false;
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}
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LARGE_INTEGER size;
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GetFileSizeEx(this->m_handle, &size);
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this->m_size = size.LowPart;
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return true;
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}
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std::uint32_t GetSize() const {
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return this->m_size;
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}
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bool Write(const void* data, std::uint32_t bytes);
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bool Read(void* data, std::uint32_t bytes);
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bool Peek(void* data, std::uint32_t bytes);
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bool Seek(std::uint32_t distance, DWORD origin);
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void* ReadPtr(std::uint32_t bytes);
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bool IsEOF() const;
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void Close();
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protected:
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/* 0004 */ HANDLE m_handle;
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/* 0008 */ void* m_data;
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/* 000C */ std::uint32_t m_position;
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/* 0010 */ std::uint32_t m_size;
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/* 0014 */ std::string m_path;
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};
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#if defined(_WIN32) && !defined(_WIN64)
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static_assert(sizeof(CFile) == 44);
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#endif
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#endif
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