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Cancelling "fix by netfabb" may leave output file handler to a temp file

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opened. This is fixed now.

Fixes Memory leak when exporting to netfabb and cancelling #7632
This commit is contained in:
Vojtech Bubnik 2022-01-04 17:29:17 +01:00
parent b5c45762c9
commit 3aad2a9f4a
1 changed files with 25 additions and 22 deletions
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47
src/slic3r/Utils/FixModelByWin10.cpp
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@ -284,29 +284,32 @@ void fix_model_by_win10_sdk(const std::string &path_src, const std::string &path
// Open the destination file.
FILE *fout = boost::nowide::fopen(path_dst.c_str(), "wb");
Microsoft::WRL::ComPtr<ABI::Windows::Storage::Streams::IBuffer> buffer;
byte *buffer_ptr;
bufferFactory->Create(65536 * 2048, buffer.GetAddressOf());
{
Microsoft::WRL::ComPtr<Windows::Storage::Streams::IBufferByteAccess> bufferByteAccess;
buffer.As(&bufferByteAccess);
hr = bufferByteAccess->Buffer(&buffer_ptr);
}
uint32_t length;
hr = buffer->get_Length(&length);
Microsoft::WRL::ComPtr<ABI::Windows::Foundation::IAsyncOperationWithProgress<ABI::Windows::Storage::Streams::IBuffer*, UINT32>> asyncRead;
for (;;) {
hr = inputStream->ReadAsync(buffer.Get(), 65536 * 2048, ABI::Windows::Storage::Streams::InputStreamOptions_ReadAhead, asyncRead.GetAddressOf());
status = winrt_async_await(asyncRead, throw_on_cancel);
if (status != AsyncStatus::Completed)
throw Slic3r::RuntimeError(L("Saving mesh into the 3MF container failed."));
try {
Microsoft::WRL::ComPtr<ABI::Windows::Storage::Streams::IBuffer> buffer;
byte *buffer_ptr;
bufferFactory->Create(65536 * 2048, buffer.GetAddressOf());
{
Microsoft::WRL::ComPtr<Windows::Storage::Streams::IBufferByteAccess> bufferByteAccess;
buffer.As(&bufferByteAccess);
hr = bufferByteAccess->Buffer(&buffer_ptr);
}
uint32_t length;
hr = buffer->get_Length(&length);
if (length == 0)
break;
fwrite(buffer_ptr, length, 1, fout);
}
Microsoft::WRL::ComPtr<ABI::Windows::Foundation::IAsyncOperationWithProgress<ABI::Windows::Storage::Streams::IBuffer*, UINT32>> asyncRead;
for (;;) {
hr = inputStream->ReadAsync(buffer.Get(), 65536 * 2048, ABI::Windows::Storage::Streams::InputStreamOptions_ReadAhead, asyncRead.GetAddressOf());
status = winrt_async_await(asyncRead, throw_on_cancel);
if (status != AsyncStatus::Completed)
throw Slic3r::RuntimeError(L("Saving mesh into the 3MF container failed."));
hr = buffer->get_Length(&length);
if (length == 0)
break;
fwrite(buffer_ptr, length, 1, fout);
}
} catch (...) {
fclose(fout);
throw;
}
fclose(fout);
// Here all the COM objects will be released through the ComPtr destructors.
}