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fixed last bugs in hash-based dir list exchange. It works!

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This commit is contained in:
mr-alice 2016-09-10 20:47:51 +02:00
parent 88f85383df
commit 3718e7e3e8
4 changed files with 133 additions and 118 deletions
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4
libretroshare/src/file_sharing/p3filelists.cc
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@ -1106,6 +1106,7 @@ void p3FileDatabase::locked_recursSweepRemoteDirectory(RemoteDirectoryStorage *r
p3FileDatabase::DirSyncRequestId p3FileDatabase::makeDirSyncReqId(const RsPeerId& peer_id,DirectoryStorage::EntryIndex e)
{
#warning needs to be improved. It's quite likely that random_bias and then e can be bruteforced from the result of this function
static uint64_t random_bias = RSRandom::random_u64();
uint64_t r = e ;
@ -1117,11 +1118,8 @@ p3FileDatabase::DirSyncRequestId p3FileDatabase::makeDirSyncReqId(const RsPeerId
r ^= (0x011933ff92892a94 * e + peer_id.toByteArray()[i] * 0x1001fff92ee640f9) ;
r <<= 8 ;
r ^= 0xf392843890321808;
std::cerr << std::hex << "r=" << r << std::endl;
}
std::cerr << "making request ID: peer_id=" << peer_id << ", e=" << e << ", random_bias=" << std::hex<< random_bias << " returning " << (r^random_bias) << std::dec << std::endl;
return r ^ random_bias;
}