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| author | Filippo Valsorda <filippo@golang.org> | 2018-05-15 11:24:57 -0400 |
|---|---|---|
| committer | Filippo Valsorda <filippo@golang.org> | 2018-05-18 15:13:45 +0000 |
| commit | 019a994e32ce0b1766311753add7d5ee1e434772 (patch) | |
| tree | a168504af9ff14355529805b0a3ad12e0951d6dc /src/crypto/rsa/boring.go | |
| parent | a3f9ce3313af58d6f6d904875893b60d929ebd9c (diff) | |
| download | go-019a994e32ce0b1766311753add7d5ee1e434772.tar.gz go-019a994e32ce0b1766311753add7d5ee1e434772.zip | |
[dev.boringcrypto] crypto/rsa: fix boringFakeRandomBlind to work with (*big.Int).ModInverse
http://golang.org/cl/108996 removed the local modInverse and its call in
decrypt in favor of (*big.Int).ModInverse. boringFakeRandomBlind copies
decrypt, so it needs to be updated as well.
Change-Id: I59a6c17c2fb9cc7f38cbb59dd9ed11846737d220
Reviewed-on: https://go-review.googlesource.com/113676
Run-TryBot: Filippo Valsorda <filippo@golang.org>
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
Diffstat (limited to 'src/crypto/rsa/boring.go')
| -rw-r--r-- | src/crypto/rsa/boring.go | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/src/crypto/rsa/boring.go b/src/crypto/rsa/boring.go index f25f4a5274..0ddff014e6 100644 --- a/src/crypto/rsa/boring.go +++ b/src/crypto/rsa/boring.go @@ -147,6 +147,7 @@ func boringFakeRandomBlind(random io.Reader, priv *PrivateKey) { boring.UnreachableExceptTests() // Copied from func decrypt. + ir := new(big.Int) for { r, err := rand.Int(random, priv.N) if err != nil { @@ -155,8 +156,8 @@ func boringFakeRandomBlind(random io.Reader, priv *PrivateKey) { if r.Cmp(bigZero) == 0 { r = bigOne } - _, ok := modInverse(r, priv.N) - if ok { + ok := ir.ModInverse(r, priv.N) + if ok != nil { break } } |