Adding verification for P256 signatures.

This change adds the necessary ssl_bindgen functions required to support
verifying DICE chains signed with P256 keys.

Test: atest --host libcert_request_validator_tests
Change-Id: I1fb60d64adc300b6a1f184b0b43476a82c60ff78
7 files changed
tree: 4de3da6f4bc82d5d8132ae802ba4ea274e448f5a
  1. fuzzing/
  2. gdb/
  3. remote_provisioning/
  4. sanitizer-status/
  5. CleanSpec.mk
  6. OWNERS