44 lines
1.2 KiB
C++
44 lines
1.2 KiB
C++
//
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// Created by Administrator on 2026/4/27.
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//
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#ifndef RTTHREAD_HEAD_FILE_SERVICE_IMPL_H
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#define RTTHREAD_HEAD_FILE_SERVICE_IMPL_H
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#include <string>
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#include "erpc/proto/generated/file_service_server.hpp"
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#include <rtthread.h>
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class FileServiceImpl : public erpcShim::file_service_interface
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{
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public:
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FileServiceImpl();
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~FileServiceImpl() override;
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int32_t fileWriteBegin(const char* path, uint32_t total_size) override;
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int32_t fileWriteChunk(const binary_t* data) override;
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int32_t fileWriteEnd(void) override;
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int32_t fileWriteAbort(void) override;
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private:
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// 当前实现一次只允许一个上传会话；下面的上传状态由 upload_mutex_ 保护。
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rt_mutex_t upload_mutex_;
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int upload_fd_;
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uint32_t upload_expected_size_;
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uint32_t upload_received_size_;
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std::string upload_target_path_;
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std::string upload_temp_path_;
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// 规范化上传路径，并拒绝设备路径和父目录跳转。
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static bool normalizeUploadPath(const char* path, std::string* normalized);
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static int32_t posixErrorToRtError(void);
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void resetUploadStateLocked(void);
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// 调用方必须已经持有 upload_mutex_。
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int32_t abortUploadLocked(void);
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};
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#endif
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