David Benjamin a8653208ec Add CBB_zero to set a CBB to the zero state. ... 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>		2015-07-01 19:45:43 +00:00
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openssl	Add CBB_zero to set a CBB to the zero state.	2015-07-01 19:45:43 +00:00