System.Security.Cryptography libraries should conform to interop guidelines

[mthalman]

The following list of directories do not conform to the interop guidelines:

• https://github.com/dotnet/runtime/tree/main/src/libraries/System.Security.Cryptography.Pkcs/src/Interop
• https://github.com/dotnet/runtime/tree/main/src/libraries/System.Security.Cryptography.X509Certificates/src/Internal/Cryptography/Pal.Windows/Native

Specifically, the file organization section states that all Interop.*.cs files should all be defined in the Common directory. Conforming to the guidelines and having a standardized way of defining native interop supports the work for being able to track and detect platform dependencies.

[ghost]

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Issue Details

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The following list of directories do not conform to the interop guidelines:

• https://github.com/dotnet/runtime/tree/main/src/libraries/System.Security.Cryptography.Pkcs/src/Interop
• https://github.com/dotnet/runtime/tree/main/src/libraries/System.Security.Cryptography.X509Certificates/src/Internal/Cryptography/Pal.Windows/Native

Specifically, the file organization section states that all Interop.*.cs files should all be defined in the Common directory. Conforming to the guidelines and having a standardized way of defining native interop supports the work for being able to track and detect platform dependencies.

Author:	mthalman
Assignees:	-
Labels:	area-System.Security, untriaged
Milestone:	-

[vcsjones]

Related / similar issue: #26541

[pedrobsaila]

Hi.
I made a first PR for this issue #59913 related to System.Security.Cryptography.Pkcs library. If it's OK with you, I will try to make small PRs for System.Security.Cryptography.X509Certificates since there are 51 Interop references inside it.

[danmoseley]

@pedrobsaila I've assigned this to you ,thanks!

[bartonjs]

A current scan for LibraryImport or DllImport in the cryptography projects shows nothing outside of src\Common\src\Interop (for product code, tests have a couple)