Add initial support for parsing CSRs to hwtrust

The tool can now parse a CSR (both "bare" and "factory") and extract
the device info.

Future additions will include more complete parsing and validation.

Test: libhwtrust_tests
Bug: 280620556
Change-Id: I21dea4ed6e373232fe74ffd9342c13bf94011113
18 files changed
tree: 3610c2f193339f81a0f15f93870ded3acbcc9814
  1. fuzzing/
  2. gdb/
  3. remote_provisioning/
  4. sanitizer-status/
  5. CleanSpec.mk
  6. OWNERS
  7. PREUPLOAD.cfg