35 lines
981 B
C++
35 lines
981 B
C++
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#include "ProgressiveProcessor.h"
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ProgressiveProcessor::ProgressiveProcessor()
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{
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tempFile[0]=0;
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writeCursor=INVALID_HANDLE_VALUE;
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wchar_t tempPath[MAX_PATH-14] = {0};
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GetTempPath(MAX_PATH-14, tempPath);
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GetTempFileName(tempPath, L"wfv", 0, tempFile);
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writeCursor=CreateFile(tempFile, GENERIC_WRITE, FILE_SHARE_WRITE|FILE_SHARE_READ, 0, CREATE_ALWAYS, 0, 0);
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processedCursor=CreateFile(tempFile, GENERIC_READ, FILE_SHARE_WRITE|FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
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readCursor=CreateFile(tempFile, GENERIC_READ, FILE_SHARE_WRITE|FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
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}
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ProgressiveProcessor::~ProgressiveProcessor()
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{
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if (writeCursor != INVALID_HANDLE_VALUE)
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CloseHandle(writeCursor);
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if (tempFile[0])
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DeleteFile(tempFile);
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}
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int ProgressiveProcessor::Write(void *data, size_t datalen, size_t *written)
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{
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DWORD dw_written=0;
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WriteFile(writeCursor, data, (DWORD)datalen, &dw_written, NULL);
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*written=dw_written;
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writePosition+=dw_written;
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return 0;
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}
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