added anytun02 compat runtime switch

1 files changed, 16 insertions, 4 deletions

diff --git a/src/cipher.cpp b/src/cipher.cpp
index 46865ab..e14860c 100644
--- a/src/cipher.cpp
+++ b/src/cipher.cpp
@@ -78,11 +78,22 @@ AesIcmCipher::AesIcmCipher(kd_dir_t d) : Cipher(d), key_(u_int32_t(DEFAULT_KEY_L
   init();
 }
 
+
+AesIcmCipher::AesIcmCipher(kd_dir_t d, bool a) : Cipher(d, a), key_(u_int32_t(DEFAULT_KEY_LENGTH/8)), salt_(u_int32_t(SALT_LENGTH))
+{
+  init();
+}
+
 AesIcmCipher::AesIcmCipher(kd_dir_t d, u_int16_t key_length) : Cipher(d), key_(u_int32_t(key_length/8)), salt_(u_int32_t(SALT_LENGTH))
 {
   init(key_length);
 }
 
+AesIcmCipher::AesIcmCipher(kd_dir_t d, bool a, u_int16_t key_length) : Cipher(d, a), key_(u_int32_t(key_length/8)), salt_(u_int32_t(SALT_LENGTH))
+{
+  init(key_length);
+}
+
 void AesIcmCipher::init(u_int16_t key_length)
 {
 #ifndef USE_SSL_CRYPTO
@@ -130,10 +141,11 @@ void AesIcmCipher::calcCtr(KeyDerivation& kd, seq_nr_t seq_nr, sender_id_t sende
 {
   kd.generate(dir_, LABEL_SATP_SALT, seq_nr, salt_);
 
-#ifdef ANYTUN_02_COMPAT
-  if(!salt_[u_int32_t(0)])
-    salt_[u_int32_t(0)] = 1;
-#endif
+
+  if(anytun02_compat_) {
+    if(!salt_[u_int32_t(0)])
+      salt_[u_int32_t(0)] = 1;
+  }
 
   std::memcpy(ctr_.salt_.buf_, salt_.getBuf(), SALT_LENGTH);
   ctr_.salt_.zero_ = 0;