Mercurial > dropbear
view libtomcrypt/src/modes/cfb/cfb_done.c @ 1804:f0cd000f3bca
Prevent multiple shells being spawned
Existing shells would be leaked.
The old check only caught multiple commands, not shells.
author | Matt Johnston <matt@ucc.asn.au> |
---|---|
date | Sat, 06 Mar 2021 23:06:43 +0800 |
parents | 6dba84798cd5 |
children |
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/* LibTomCrypt, modular cryptographic library -- Tom St Denis * * LibTomCrypt is a library that provides various cryptographic * algorithms in a highly modular and flexible manner. * * The library is free for all purposes without any express * guarantee it works. */ #include "tomcrypt.h" /** @file cfb_done.c CFB implementation, finish chain, Tom St Denis */ #ifdef LTC_CFB_MODE /** Terminate the chain @param cfb The CFB chain to terminate @return CRYPT_OK on success */ int cfb_done(symmetric_CFB *cfb) { int err; LTC_ARGCHK(cfb != NULL); if ((err = cipher_is_valid(cfb->cipher)) != CRYPT_OK) { return err; } cipher_descriptor[cfb->cipher].done(&cfb->key); return CRYPT_OK; } #endif /* ref: $Format:%D$ */ /* git commit: $Format:%H$ */ /* commit time: $Format:%ai$ */