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* decrypt.c (prepare_decryption): Hack to detected already

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unpkcsedone keys.
This commit is contained in:
Werner Koch 2002-08-09 21:01:03 +00:00
parent beb0fef1ee
commit dc8f3ee42c
2 changed files with 37 additions and 26 deletions
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3
sm/ChangeLog
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@ -1,5 +1,8 @@
2002-08-09 Werner Koch <wk@gnupg.org>
* decrypt.c (prepare_decryption): Hack to detected already
unpkcsedone keys.
* gpgsm.c (emergency_cleanup): New.
(main): Initialize the signal handler.

8
sm/decrypt.c
View File

@ -73,6 +73,13 @@ prepare_decryption (const char *hexkeygrip, KsbaConstSexp enc_val,
log_printhex ("pkcs1 encoded session key:", seskey, seskeylen);
n=0;
if (seskeylen == 24)
{
/* Smells like a 3-des key. This might happen because a SC has
already done the unpacking. fixme! */
}
else
{
if (n + 7 > seskeylen )
{
rc = seterr (Invalid_Session_Key);
@ -101,6 +108,7 @@ prepare_decryption (const char *hexkeygrip, KsbaConstSexp enc_val,
rc = seterr (Invalid_Session_Key);
goto leave;
}
}
if (DBG_CRYPTO)
log_printhex ("session key:", seskey+n, seskeylen-n);