diff options
Diffstat (limited to 'src/cipher.c')
| -rw-r--r-- | src/cipher.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/src/cipher.c b/src/cipher.c index ae981cd..3a74641 100644 --- a/src/cipher.c +++ b/src/cipher.c @@ -79,7 +79,7 @@ int cipher_init(cipher_t* c, const char* type) void cipher_set_key(cipher_t* c, u_int8_t* key, u_int32_t len) { - if(!c) + if(!c || !key) return; if(c->type_ == null) return; @@ -97,7 +97,7 @@ void cipher_set_key(cipher_t* c, u_int8_t* key, u_int32_t len) void cipher_set_salt(cipher_t* c, u_int8_t* salt, u_int32_t len) { - if(!c) + if(!c || !salt) return; if(c->type_ == null) return; @@ -257,8 +257,10 @@ buffer_t cipher_aesctr_calc_ctr(cipher_t* c, seq_nr_t seq_nr, sender_id_t sender u_int32_t cipher_aesctr_crypt(cipher_t* c, u_int8_t* in, u_int32_t ilen, u_int8_t* out, u_int32_t olen, seq_nr_t seq_nr, sender_id_t sender_id, mux_t mux) { - if(!c) - return; + if(!c || !c->key_.buf_ || !c->salt_.buf_) { + log_printf(ERR, "cipher not initialized or no key or salt set"); + return 0; + } gcry_error_t err = gcry_cipher_setkey(c->handle_, c->key_.buf_, c->key_.length_); if(err) { |