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2002-06-05 Timo Schulz <ts@winpt.org>

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* encode.c (encode_sesskey): New.
        (encode_simple): Use it here. But by default we use the compat
        mode which supress to generate encrypted session keys.
This commit is contained in:
Timo Schulz 2002-06-05 12:19:44 +00:00
parent fade87da08
commit 8bd4025def
3 changed files with 57 additions and 9 deletions
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9
g10/mainproc.c
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@ -243,7 +243,7 @@ symkey_decrypt_sesskey( DEK *dek, byte *sesskey, size_t slen )
CIPHER_HANDLE hd;
if ( slen > 33 ) {
log_error( "weird size for an encrypted session key" );
log_error( "weird size for an encrypted session key (%d)\n", slen );
return;
}
hd = cipher_open( dek->algo, CIPHER_MODE_CFB, 1 );
@ -253,14 +253,15 @@ symkey_decrypt_sesskey( DEK *dek, byte *sesskey, size_t slen )
cipher_close( hd );
/* check first byte (the cipher algo) */
if ( sesskey[0] > 10 ) {
log_error( "invalid symkey algorithm detected\n" );
log_error( "invalid symkey algorithm detected (%d)\n", sesskey[0] );
return;
}
/* now we replace the dek components with the real session key
to decrypt the contents of the sequencing packet. */
dek->keylen = cipher_get_keylen( sesskey[0] );
dek->keylen = cipher_get_keylen( sesskey[0] ) / 8;
dek->algo = sesskey[0];
memcpy( dek->key, sesskey + 1, dek->keylen );
memcpy( dek->key, sesskey + 1, dek->keylen );
/*log_hexdump( "thekey", dek->key, dek->keylen );*/
}
static void