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95 lines
2.6 KiB
C++
95 lines
2.6 KiB
C++
#pragma once
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#include <wut.h>
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#include <coreinit/filesystem.h>
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#include <nn/result.h>
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#include <nn/sl/IStream.h>
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#include <nn/sl/details/IStreamDetails.h>
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#ifdef __cplusplus
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namespace nn::sl
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{
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namespace details
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{
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typedef struct WUT_PACKED FileStreamInternal
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{
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void *vtable;
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FSClient *fsClient;
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FSCmdBlock *fsCmdBlock;
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FSFileHandle fileHandle;
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} FileStreamInternal;
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WUT_CHECK_SIZE(FileStreamInternal, 0x10);
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WUT_CHECK_OFFSET(FileStreamInternal, 0x00, vtable);
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WUT_CHECK_OFFSET(FileStreamInternal, 0x04, fsClient);
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WUT_CHECK_OFFSET(FileStreamInternal, 0x08, fsCmdBlock);
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WUT_CHECK_OFFSET(FileStreamInternal, 0x0C, fileHandle);
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extern "C" nn::Result
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Initialize__Q3_2nn2sl10FileStreamFP8FSClientP10FSCmdBlockPCcT3(FileStreamInternal *, FSClient *, FSCmdBlock *, char const *, char const *);
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extern "C" FileStreamInternal *
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__ct__Q3_2nn2sl10FileStreamFv(FileStreamInternal *);
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extern "C" void
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__dt__Q3_2nn2sl10FileStreamFv(FileStreamInternal *, int);
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} // namespace details
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class FileStream : public details::IStreamBase
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{
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public:
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FileStream()
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{
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__ct__Q3_2nn2sl10FileStreamFv(&mInstance);
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}
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~FileStream() override
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{
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__dt__Q3_2nn2sl10FileStreamFv(&mInstance, 2);
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}
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nn::Result
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Read(uint32_t *bytesRead, void *buffer, uint32_t readSize) override
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{
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auto *base = reinterpret_cast<details::IStreamInternal *>(&mInstance);
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return base->vtable->ReadFn(base, bytesRead, buffer, readSize);
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}
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nn::Result
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Write(uint32_t *bytesWritten, void *buffer, uint32_t readSize) override
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{
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auto *base = reinterpret_cast<details::IStreamInternal *>(&mInstance);
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return base->vtable->WriteFn(base, bytesWritten, buffer, readSize);
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}
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nn::Result
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GetSize(uint32_t *fileSize) override
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{
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auto *base = reinterpret_cast<details::IStreamInternal *>(&mInstance);
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return base->vtable->GetSizeFn(base, fileSize);
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}
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nn::Result
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Seek(int32_t offset, nn::sl::SeekOrigin seekOrigin) override
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{
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auto *base = reinterpret_cast<details::IStreamInternal *>(&mInstance);
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return base->vtable->SeekFn(base, offset, seekOrigin);
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}
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/**
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* The given client and cmd must be valid during the whole liftime of the filestream
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*/
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nn::Result
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Initialize(FSClient *client, FSCmdBlock *cmdBlock, char const *path, char const *mode)
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{
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return Initialize__Q3_2nn2sl10FileStreamFP8FSClientP10FSCmdBlockPCcT3(&mInstance, client, cmdBlock, path, mode);
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}
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details::IStreamInternal *
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GetInternal() override
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{
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return reinterpret_cast<details::IStreamInternal *>(&mInstance);
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}
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private:
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details::FileStreamInternal mInstance = {};
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};
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}; // namespace nn::sl
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#endif |