One tedious thing about using CBB is that you can't safely CBB_cleanup
until CBB_init is successful, which breaks the general 'goto err' style
of cleanup. This makes it possible:
CBB_zero ~ EVP_MD_CTX_init
CBB_init ~ EVP_DigestInit
CBB_cleanup ~ EVP_MD_CTX_cleanup
Change-Id: I085ecc4405715368886dc4de02285a47e7fc4c52
Reviewed-on: https://boringssl-review.googlesource.com/5267
Reviewed-by: Adam Langley <agl@google.com>
kData5 was meant to test lengths that are too long, but the input
gets rejected earlier for not using short-form encoding. Switch it to
testing a badly encoded element of length 128, the shortest element that
uses long-form encoding.
Change-Id: I35f4df89bfa7a681698eda569c525b5871288487
Reviewed-on: https://boringssl-review.googlesource.com/5264
Reviewed-by: Adam Langley <agl@google.com>
The encoding of an INTEGER should not have leading zeros, except to pad for the
sign bit.
Change-Id: I80d22818cf1d2ca9d27e215620392e1725372aa5
Reviewed-on: https://boringssl-review.googlesource.com/4218
Reviewed-by: Adam Langley <agl@google.com>