tree 0f581ecc5d9df7ecd0973e58d98a4aee6ffea39a
parent 3f34248a7712e451b4217aa135e9236e93ece964
author Adam Langley <agl@golang.org> 1344022934 -0400
committer Adam Langley <agl@golang.org> 1344022934 -0400
golang-hg 158a6c2f8bb8681cd2c838780c1deaa16d0dff4a

crypto/elliptic: explicitly handle P+P, ∞+P and P+∞

These aren't needed for scalar multiplication, but since we export a
generic Add function we should handle it.

This change also corrects two bugs in p224Contract that it turned up.

R=golang-dev, rsc
CC=golang-dev
https://golang.org/cl/6458076