55 lines
1.4 KiB
C++
55 lines
1.4 KiB
C++
// Copyright 2013 Google Inc. All Rights Reserved.
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#ifndef WVCDM_HOST_4_FILE_IO_CLIENT_H_
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#define WVCDM_HOST_4_FILE_IO_CLIENT_H_
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#include "content_decryption_module.h"
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#include "wv_cdm_common.h"
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#include "wv_cdm_types.h"
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namespace wvcdm {
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class Host4FileIOClient : public cdm::FileIOClient {
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public:
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explicit Host4FileIOClient(cdm::Host_4* host)
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: host_(host),
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file_io_(NULL),
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status_(kSuccess),
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data_size_(0),
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buffer_(NULL),
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buffer_size_(0) {}
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~Host4FileIOClient();
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bool Open(const std::string& name);
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bool Read(char* buffer, size_t buffer_size);
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bool ReadFileSize() { return Read(NULL, 0); }
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bool Write(const char* data, size_t data_size);
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bool Close();
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// cdm::FileIOClient implementation
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virtual void OnOpenComplete(Status status) OVERRIDE;
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virtual void OnReadComplete(Status status, const uint8_t* data,
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uint32_t data_size) OVERRIDE;
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virtual void OnWriteComplete(Status status) OVERRIDE;
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// Get the result of the last operation
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Status status() const { return status_; }
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uint32_t data_size() const { return data_size_; }
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private:
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cdm::Host_4* host_;
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cdm::FileIO* file_io_;
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// These hold the result of the last operation
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Status status_;
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uint32_t data_size_;
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char* buffer_;
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size_t buffer_size_;
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CORE_DISALLOW_COPY_AND_ASSIGN(Host4FileIOClient);
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};
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} // namespace wvcdm
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#endif // WVCDM_HOST_4_FILE_IO_CLIENT_H_
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