core: add ce_aes_xor_block()

Adds ce_aes_xor_block() which xors two memory blocks of size
TEE_AES_BLOCK_SIZE and saves the result back into memory. The operations
are done with SIMD instructions so the memory blocks may be unaligned,
but VFP must be enabled with thread_kernel_enable_vfp().

Acked-by: Etienne Carriere <etienne.carriere@linaro.org>
Signed-off-by: Jens Wiklander <jens.wiklander@linaro.org>
3 files changed
tree: 492a50029a6c34c448bf2a6567ed62d73e29a8bb
  1. .github/
  2. core/
  3. keys/
  4. ldelf/
  5. lib/
  6. mk/
  7. scripts/
  8. ta/
  9. .gitignore
  10. .shippable.yml
  11. .travis.yml
  12. CHANGELOG.md
  13. LICENSE
  14. MAINTAINERS
  15. Makefile
  16. README.md
  17. typedefs.checkpatch
README.md

OP-TEE Trusted OS

This git contains source code for the secure side implementation of OP-TEE project.

All official OP-TEE documentation has moved to http://optee.readthedocs.io.

// OP-TEE core maintainers