Add command line support for parsing CSRs

We could parse factory CSRs already, but were missing support for
the SignCertificates payload. Add this to aid with debugging
implementation issues.

Test: atest hwtrust_test
Change-Id: Iae3092b82d4c94dfbfd5db5caf70bbdad29e4199
5 files changed
tree: 88b0bbb89249c2089f5d440adae3d9ff3b08ad73
  1. fuzzing/
  2. gdb/
  3. remote_provisioning/
  4. sanitizer-status/
  5. CleanSpec.mk
  6. OWNERS
  7. PREUPLOAD.cfg