Release v0.8.0 · openenclave/openenclave

Support for backtracing in debug and release builds.
- Implementations for GNU functions backtrace and backtrace_symbols (defined in execinfo.h)
- Enclaves are built using -fno-omit-frame-pointer for accurate backtraces.
Support for custom attestation data formats via new plugin model. Please refer to the design documentation.
Support for host side sockets on Windows.
Support to build OE enclave libraries with stack protector enabled.
- Enable -fstack-protector-strong by default for enclave application build configurations in cmake and pkgconfig.

Open Enclave SDK is now officially an incubation project as part of the Linux
Foundation's Confidential Computing Consortium (CCC).
- All contributions are now accepted under the terms of the Developer Certificate
  of Origin. For details, see [Contributing to Open Enclave] docs/Contributing.md).
- The copyright for all sources is now attributed to Open Enclave SDK contributors.
Update Intel DCAP library dependencies to 1.4.1.
Update Intel PSW dependencies to 2.6.100.2 on Windows.
Enable /W2 /WX on Windows builds by default to treat W2 warnings as errors.
Removed code related to deprecation of strftime.
Enclave libs and enclaves are built using -gc-sections.
Replace OCPWin and OCaml with esy. The CMake-driven OCaml build is replaced with esy and dune. To install esy as a prerequisite:
- On Linux, sudo ansible-playbook oe-linux-esy-setup.yml
- On Windows, npm install -g esy@0.5.8
Update Ansible dependency from 2.8.0 to 2.8.2 in /scripts/ansible.
safecrt.h and safemath.h are not installed as part of the SDK as they are meant for internal consumption.

oe_random() now correctly returns a fully filled byte buffer for requests of > 1024 bytes.
Add openenclave namespace to dl and crypto libraries to prevent symbol collisions. Fixes #2082.

Update mbedTLS to version 2.16.4. Refer to 2.16.3 and 2.16.4 release notes for the set of issues addressed.

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