Port openconnect TPM2 code
This resurrects @nmav's work at: nmav/gnutls@7127ba6d with the following modifications:
- Sync with the latest OpenConnect code that supports RSA-PSS, also use only the public interface of Nettle for RSA padding calculation
- Add TCTI configuration through envvar
- Various cleanups: use the correct ASN.1 definition for legacy key blob, properly use ESAPI memory management functions, etc.
Fixes: #594 (closed)
Checklist
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Commits have Signed-off-by:
with name/author being identical to the commit author -
Code modified for feature -
Test suite updated with functionality tests -
Test suite updated with negative tests -
Documentation updated / NEWS entry present (for non-trivial changes) -
CI timeout is 2h or higher (see Settings/CICD/General pipelines/Timeout)
Reviewer's checklist:
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Any issues marked for closing are addressed -
There is a test suite reasonably covering new functionality or modifications -
Function naming, parameters, return values, types, etc., are consistent and according to CONTRIBUTION.md
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This feature/change has adequate documentation added -
No obvious mistakes in the code
Edited by Daiki Ueno