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.NET Interop Improvements in .NET 7 | .NET Conf 2022

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Advanced. Deep dive for people who know the field.

5.3K views3 years ago1 recommendation

Systems programmingProgramming languagesC# and .NETPerformance and optimizationCompilers and interpreters

This .NET Conf 2022 talk explains the new Roslyn-based source generator technology and LibraryImport for interop in .NET 7.

Interop in .NET has made many advancements in .NET 7 and now uses the new Roslyn-based source generator technology to provide many new features and better usability. Come learn how to utilize these new features! dotnetconf.net #DotNet #dotnetconf #dotnet7 🙋‍♀️🙋‍♂️ Get your questions answered on the Microsoft Q&A for .NET: aka.ms/dotnet-qa 🏫 Learn C#, F#, and .NET with free self-guided learning from Microsoft Learn: aka.ms/learndotnet

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What people say. Recommended for understanding the shift from DllImport to LibraryImport in .NET 7.

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On “Including non-.NET languages inside solution.”

Have you watched this? .NET Interop Improvements in .NET 7 | .NET Conf 2022 And : Microsoft: Platform Invoke in .NET 7.0 sweeps away ‘old weird behaviors’ in fundamental shift > .NET 7 replaces `DLLImport` with a new attribute called `LibraryImport`. It sounds similar but it is not. LibraryImport instructs the compiler to invoke a Roslyn Source Generator to create C# code that implements the native function wrapper. Currently, it only works with C#, not Visual Basic. I suspect that this should be the way that you connect compiled Rust libraries. To build them you can use external commands in projects/Msbuild using the Exec Task
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