diff options
Diffstat (limited to 'src/main.cpp')
| -rw-r--r-- | src/main.cpp | 42 |
1 files changed, 20 insertions, 22 deletions
diff --git a/src/main.cpp b/src/main.cpp index 520d1ab87c..8103c8ad82 100644 --- a/src/main.cpp +++ b/src/main.cpp @@ -2103,18 +2103,24 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv) CAddress addrFrom; uint64 nNonce = 1; vRecv >> pfrom->nVersion >> pfrom->nServices >> nTime >> addrMe; + if (pfrom->nVersion < 209) + { + // Since Februari 20, 2012, the protocol is initiated at version 209, + // and earlier versions are no longer supported + printf("partner %s using obsolete version %i; disconnecting\n", pfrom->addr.ToString().c_str(), pfrom->nVersion); + pfrom->fDisconnect = true; + return false; + } + if (pfrom->nVersion == 10300) pfrom->nVersion = 300; - if (pfrom->nVersion >= 106 && !vRecv.empty()) + if (!vRecv.empty()) vRecv >> addrFrom >> nNonce; - if (pfrom->nVersion >= 106 && !vRecv.empty()) + if (!vRecv.empty()) vRecv >> pfrom->strSubVer; - if (pfrom->nVersion >= 209 && !vRecv.empty()) + if (!vRecv.empty()) vRecv >> pfrom->nStartingHeight; - if (pfrom->nVersion == 0) - return false; - // Disconnect if we connected to ourself if (nNonce == nLocalHostNonce && nNonce > 1) { @@ -2132,11 +2138,8 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv) AddTimeData(pfrom->addr, nTime); // Change version - if (pfrom->nVersion >= 209) - pfrom->PushMessage("verack"); + pfrom->PushMessage("verack"); pfrom->vSend.SetVersion(min(pfrom->nVersion, PROTOCOL_VERSION)); - if (pfrom->nVersion < 209) - pfrom->vRecv.SetVersion(min(pfrom->nVersion, PROTOCOL_VERSION)); if (!pfrom->fInbound) { @@ -2200,8 +2203,6 @@ bool static ProcessMessage(CNode* pfrom, string strCommand, CDataStream& vRecv) vRecv >> vAddr; // Don't want addr from older versions unless seeding - if (pfrom->nVersion < 209) - return true; if (pfrom->nVersion < 31402 && mapAddresses.size() > 1000) return true; if (vAddr.size() > 1000) @@ -2663,17 +2664,14 @@ bool ProcessMessages(CNode* pfrom) } // Checksum - if (vRecv.GetVersion() >= 209) + uint256 hash = Hash(vRecv.begin(), vRecv.begin() + nMessageSize); + unsigned int nChecksum = 0; + memcpy(&nChecksum, &hash, sizeof(nChecksum)); + if (nChecksum != hdr.nChecksum) { - uint256 hash = Hash(vRecv.begin(), vRecv.begin() + nMessageSize); - unsigned int nChecksum = 0; - memcpy(&nChecksum, &hash, sizeof(nChecksum)); - if (nChecksum != hdr.nChecksum) - { - printf("ProcessMessage(%s, %u bytes) : CHECKSUM ERROR nChecksum=%08x hdr.nChecksum=%08x\n", - strCommand.c_str(), nMessageSize, nChecksum, hdr.nChecksum); - continue; - } + printf("ProcessMessage(%s, %u bytes) : CHECKSUM ERROR nChecksum=%08x hdr.nChecksum=%08x\n", + strCommand.c_str(), nMessageSize, nChecksum, hdr.nChecksum); + continue; } // Copy message to its own buffer |