This adds a small EC library that is capable of verifying a signature of
SHA256 with ECDSA on the NIST P-256 curve.
Change-Id: I2a16639c92a77e8e4783c47ffbc56676de56eb59
- adds a library to compute the SHA-256 hash
- updates the RSA verifier to take an argument specifying either SHA-1
or SHA-256
- updates DumpPublicKey to with new "key" version numbers for
specifying SHA-256
- adds new argument to adb auth code to maintain existing behavior
(cherry picked from commit 515e1639ef)
Change-Id: Ib35643b3d864742e817ac6e725499b451e45afcf