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crypto: allow GCM ciphers to have longer IV length #7705

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bnoordhuis
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@bnoordhuis bnoordhuis commented Jul 13, 2016

GCM cipher IV length can be >=1 bytes.
When not the default 12 bytes (96 bits) sets the IV length using
`EVP_CIPHER_CTX_ctrl` with type `EVP_CTRL_GCM_SET_IVLEN`

PR-URL: nodejs#6376
Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
Reviewed-By: Fedor Indutny <fedor.indutny@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Shigeki Ohtsu <ohtsu@iij.ad.jp>
@bnoordhuis bnoordhuis added crypto Issues and PRs related to the crypto subsystem. v4.x labels Jul 13, 2016
@nodejs-github-bot nodejs-github-bot added the c++ Issues and PRs that require attention from people who are familiar with C++. label Jul 13, 2016
@MylesBorins
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landed in 8c4f6c1

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