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bug fixing. Apparently still problems with AES padding.

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git-svn-id: http://svn.code.sf.net/p/retroshare/code/branches/v0.5-GenericTunneling@6323 b45a01b8-16f6-495d-af2f-9b41ad6348cc
This commit is contained in:
csoler 2013-04-21 19:16:25 +00:00
parent 1c3ff8c54b
commit 5657ab9796
4 changed files with 60 additions and 14 deletions
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32
libretroshare/src/services/p3chatservice.cc
View file

@ -2885,6 +2885,18 @@ void p3ChatService::removeVirtualPeer(const TurtleFileHash& hash,const TurtleVir
rsicontrol->getNotify().notifyChatStatus(hash,"tunnel is down...",true) ;
rsicontrol->getNotify().notifyPeerStatusChanged(hash,RS_STATUS_OFFLINE) ;
}
static void printBinaryData(void *data,uint32_t size)
{
static const char outl[16] = { '0','1','2','3','4','5','6','7','8','9','a','b','c','d','e','f' } ;
for(uint32_t j = 0; j < size; j++)
{
std::cerr << outl[ ( ((uint8_t*)data)[j]>>4) ] ;
std::cerr << outl[ ((uint8_t*)data)[j] & 0xf ] ;
}
}
void p3ChatService::receiveTurtleData( RsTurtleGenericTunnelItem *gitem,const std::string& hash,
const std::string& virtual_peer_id,RsTurtleGenericTunnelItem::Direction direction)
{
@ -2902,6 +2914,11 @@ void p3ChatService::receiveTurtleData( RsTurtleGenericTunnelItem *gitem,const st
}
std::cerr << " size = " << item->data_size << std::endl;
std::cerr << " data = " << (void*)item->data_bytes << std::endl;
std::cerr << " IV = " << std::hex << *(uint64_t*)item->data_bytes << std::dec << std::endl;
std::cerr << " data = " ;
printBinaryData(item->data_bytes,item->data_size) ;
std::cerr << std::endl;
uint8_t aes_key[DISTANT_CHAT_AES_KEY_SIZE] ;
@ -2926,8 +2943,11 @@ void p3ChatService::receiveTurtleData( RsTurtleGenericTunnelItem *gitem,const st
std::cerr << "(EE) item encrypted data stream is too small: size = " << item->data_size << std::endl;
return ;
}
uint32_t decrypted_size ;
uint8_t *decrypted_data = new uint8_t[RsAES::get_buffer_size(item->data_size-8)];
uint32_t decrypted_size = RsAES::get_buffer_size(item->data_size-8);
uint8_t *decrypted_data = new uint8_t[decrypted_size];
std::cerr << " Using IV: " << std::hex << *(uint64_t*)item->data_bytes << std::dec << std::endl;
std::cerr << " Decrypted buffer size: " << decrypted_size << std::endl;
if(!RsAES::aes_decrypt_8_16((uint8_t*)item->data_bytes+8,item->data_size-8,aes_key,(uint8_t*)item->data_bytes,decrypted_data,decrypted_size))
{
@ -2968,6 +2988,7 @@ void p3ChatService::sendTurtleData(RsChatItem *item)
delete[] buff ;
return ;
}
std::cerr << " Serialized item has size " << rssize << std::endl;
uint8_t aes_key[DISTANT_CHAT_AES_KEY_SIZE] ;
std::string virtual_peer_id ;
@ -2995,6 +3016,8 @@ void p3ChatService::sendTurtleData(RsChatItem *item)
uint64_t IV = RSRandom::random_u64() ; // make a random 8 bytes IV
std::cerr << " Using IV: " << std::hex << IV << std::dec << std::endl;
if(!RsAES::aes_crypt_8_16(buff,rssize,aes_key,(uint8_t*)&IV,encrypted_data,encrypted_size))
{
std::cerr << "(EE) packet encryption failed." << std::endl;
@ -3018,6 +3041,11 @@ void p3ChatService::sendTurtleData(RsChatItem *item)
delete item ;
std::cerr << "p3ChatService::sendTurtleData(): Sending through virtual peer: " << virtual_peer_id << std::endl;
std::cerr << " gitem->data_size = " << gitem->data_size << std::endl;
std::cerr << " data = " ;
printBinaryData(gitem->data_bytes,gitem->data_size) ;
std::cerr << std::endl;
mTurtle->sendTurtleData(virtual_peer_id,gitem) ;
}