75 lines
2 KiB
C++
75 lines
2 KiB
C++
// Copyright 2014 Citra Emulator Project
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// Licensed under GPLv2 or any later version
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// Refer to the license.txt file included.
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#include "common/common_types.h"
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#include "core/file_sys/file_romfs.h"
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#include "core/file_sys/archive_romfs.h"
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// FileSys namespace
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namespace FileSys {
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/**
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* Open the file
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* @return true if the file opened correctly
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*/
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bool File_RomFS::Open() {
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return true;
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}
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/**
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* Read data from the file
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* @param offset Offset in bytes to start reading data from
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* @param length Length in bytes of data to read from file
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* @param buffer Buffer to read data into
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* @return Number of bytes read
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*/
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size_t File_RomFS::Read(const u64 offset, const u32 length, u8* buffer) const {
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LOG_TRACE(Service_FS, "called offset=%llu, length=%d", offset, length);
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memcpy(buffer, &archive->raw_data[(u32)offset], length);
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return length;
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}
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/**
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* Write data to the file
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* @param offset Offset in bytes to start writing data to
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* @param length Length in bytes of data to write to file
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* @param flush The flush parameters (0 == do not flush)
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* @param buffer Buffer to read data from
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* @return Number of bytes written
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*/
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size_t File_RomFS::Write(const u64 offset, const u32 length, const u32 flush, const u8* buffer) const {
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LOG_WARNING(Service_FS, "Attempted to write to ROMFS.");
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return 0;
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}
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/**
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* Get the size of the file in bytes
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* @return Size of the file in bytes
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*/
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size_t File_RomFS::GetSize() const {
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return sizeof(u8) * archive->raw_data.size();
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}
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/**
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* Set the size of the file in bytes
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* @param size New size of the file
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* @return true if successful
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*/
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bool File_RomFS::SetSize(const u64 size) const {
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LOG_WARNING(Service_FS, "Attempted to set the size of ROMFS");
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return false;
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}
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/**
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* Close the file
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* @return true if the file closed correctly
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*/
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bool File_RomFS::Close() const {
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return false;
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}
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} // namespace FileSys
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