diff options
Diffstat (limited to 'src/protocol.cpp')
| -rw-r--r-- | src/protocol.cpp | 172 |
1 files changed, 5 insertions, 167 deletions
diff --git a/src/protocol.cpp b/src/protocol.cpp index 27efb8f293..45f08082e9 100644 --- a/src/protocol.cpp +++ b/src/protocol.cpp @@ -5,16 +5,12 @@ #include "protocol.h" #include "util.h" +#include "netbase.h" #ifndef WIN32 # include <arpa/inet.h> #endif -// Prototypes from net.h, but that header (currently) stinks, can't #include it without breaking things -bool Lookup(const char *pszName, std::vector<CAddress>& vaddr, int nServices, int nMaxSolutions, bool fAllowLookup = false, int portDefault = 0, bool fAllowPort = false); -bool Lookup(const char *pszName, CAddress& addr, int nServices, bool fAllowLookup = false, int portDefault = 0, bool fAllowPort = false); - -static const unsigned char pchIPv4[12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff }; static const char* ppszTypeName[] = { "ERROR", @@ -77,185 +73,26 @@ bool CMessageHeader::IsValid() const return true; } -CAddress::CAddress() -{ - Init(); -} - -CAddress::CAddress(unsigned int ipIn, unsigned short portIn, uint64 nServicesIn) -{ - Init(); - ip = ipIn; - port = htons(portIn == 0 ? GetDefaultPort() : portIn); - nServices = nServicesIn; -} - -CAddress::CAddress(const struct sockaddr_in& sockaddr, uint64 nServicesIn) -{ - Init(); - ip = sockaddr.sin_addr.s_addr; - port = sockaddr.sin_port; - nServices = nServicesIn; -} - -CAddress::CAddress(const char* pszIn, int portIn, bool fNameLookup, uint64 nServicesIn) -{ - Init(); - Lookup(pszIn, *this, nServicesIn, fNameLookup, portIn); -} -CAddress::CAddress(const char* pszIn, bool fNameLookup, uint64 nServicesIn) -{ - Init(); - Lookup(pszIn, *this, nServicesIn, fNameLookup, 0, true); -} -CAddress::CAddress(std::string strIn, int portIn, bool fNameLookup, uint64 nServicesIn) +CAddress::CAddress() : CService() { Init(); - Lookup(strIn.c_str(), *this, nServicesIn, fNameLookup, portIn); } -CAddress::CAddress(std::string strIn, bool fNameLookup, uint64 nServicesIn) +CAddress::CAddress(CService ipIn, uint64 nServicesIn) : CService(ipIn) { Init(); - Lookup(strIn.c_str(), *this, nServicesIn, fNameLookup, 0, true); + nServices = nServicesIn; } void CAddress::Init() { nServices = NODE_NETWORK; - memcpy(pchReserved, pchIPv4, sizeof(pchReserved)); - ip = INADDR_NONE; - port = htons(GetDefaultPort()); nTime = 100000000; nLastTry = 0; } -bool operator==(const CAddress& a, const CAddress& b) -{ - return (memcmp(a.pchReserved, b.pchReserved, sizeof(a.pchReserved)) == 0 && - a.ip == b.ip && - a.port == b.port); -} - -bool operator!=(const CAddress& a, const CAddress& b) -{ - return (!(a == b)); -} - -bool operator<(const CAddress& a, const CAddress& b) -{ - int ret = memcmp(a.pchReserved, b.pchReserved, sizeof(a.pchReserved)); - if (ret < 0) - return true; - else if (ret == 0) - { - if (ntohl(a.ip) < ntohl(b.ip)) - return true; - else if (a.ip == b.ip) - return ntohs(a.port) < ntohs(b.port); - } - return false; -} - -std::vector<unsigned char> CAddress::GetKey() const -{ - CDataStream ss; - ss.reserve(18); - ss << FLATDATA(pchReserved) << ip << port; - - #if defined(_MSC_VER) && _MSC_VER < 1300 - return std::vector<unsigned char>((unsigned char*)&ss.begin()[0], (unsigned char*)&ss.end()[0]); - #else - return std::vector<unsigned char>(ss.begin(), ss.end()); - #endif -} - -struct sockaddr_in CAddress::GetSockAddr() const -{ - struct sockaddr_in sockaddr; - memset(&sockaddr, 0, sizeof(sockaddr)); - sockaddr.sin_family = AF_INET; - sockaddr.sin_addr.s_addr = ip; - sockaddr.sin_port = port; - return sockaddr; -} - -bool CAddress::IsIPv4() const -{ - return (memcmp(pchReserved, pchIPv4, sizeof(pchIPv4)) == 0); -} - -bool CAddress::IsRFC1918() const -{ - return IsIPv4() && (GetByte(3) == 10 || - (GetByte(3) == 192 && GetByte(2) == 168) || - (GetByte(3) == 172 && - (GetByte(2) >= 16 && GetByte(2) <= 31))); -} - -bool CAddress::IsRFC3927() const -{ - return IsIPv4() && (GetByte(3) == 169 && GetByte(2) == 254); -} - -bool CAddress::IsLocal() const -{ - return IsIPv4() && (GetByte(3) == 127 || - GetByte(3) == 0); -} - -bool CAddress::IsRoutable() const -{ - return IsValid() && - !(IsRFC1918() || IsRFC3927() || IsLocal()); -} - -bool CAddress::IsValid() const -{ - // Clean up 3-byte shifted addresses caused by garbage in size field - // of addr messages from versions before 0.2.9 checksum. - // Two consecutive addr messages look like this: - // header20 vectorlen3 addr26 addr26 addr26 header20 vectorlen3 addr26 addr26 addr26... - // so if the first length field is garbled, it reads the second batch - // of addr misaligned by 3 bytes. - if (memcmp(pchReserved, pchIPv4+3, sizeof(pchIPv4)-3) == 0) - return false; - - return (ip != 0 && ip != INADDR_NONE && port != htons(std::numeric_limits<unsigned short>::max())); -} - -unsigned char CAddress::GetByte(int n) const -{ - return ((unsigned char*)&ip)[3-n]; -} - -std::string CAddress::ToStringIPPort() const -{ - return strprintf("%u.%u.%u.%u:%u", GetByte(3), GetByte(2), GetByte(1), GetByte(0), ntohs(port)); -} - -std::string CAddress::ToStringIP() const -{ - return strprintf("%u.%u.%u.%u", GetByte(3), GetByte(2), GetByte(1), GetByte(0)); -} - -std::string CAddress::ToStringPort() const -{ - return strprintf("%u", ntohs(port)); -} - -std::string CAddress::ToString() const -{ - return strprintf("%u.%u.%u.%u:%u", GetByte(3), GetByte(2), GetByte(1), GetByte(0), ntohs(port)); -} - -void CAddress::print() const -{ - printf("CAddress(%s)\n", ToString().c_str()); -} - CInv::CInv() { type = 0; @@ -310,3 +147,4 @@ void CInv::print() const { printf("CInv(%s)\n", ToString().c_str()); } + |