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Merge branch 'code-cleanup' of git://github.com/muggenhor/bitcoin

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This commit is contained in:
Gavin Andresen 2011-09-01 11:52:07 -04:00
commit dd7868364d
13 changed files with 632 additions and 482 deletions
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4
src/main.cpp
View file

@ -22,14 +22,14 @@ set<CWallet*> setpwalletRegistered;
CCriticalSection cs_main;
map<uint256, CTransaction> mapTransactions;
static map<uint256, CTransaction> mapTransactions;
CCriticalSection cs_mapTransactions;
unsigned int nTransactionsUpdated = 0;
map<COutPoint, CInPoint> mapNextTx;
map<uint256, CBlockIndex*> mapBlockIndex;
uint256 hashGenesisBlock("0x000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f");
CBigNum bnProofOfWorkLimit(~uint256(0) >> 32);
static CBigNum bnProofOfWorkLimit(~uint256(0) >> 32);
const int nTotalBlocksEstimate = 140700; // Conservative estimate of total nr of blocks on main chain
const int nInitialBlockThreshold = 120; // Regard blocks up until N-threshold as "initial download"
CBlockIndex* pindexGenesisBlock = NULL;

14
src/main.h
View file

@ -21,7 +21,6 @@ class CKeyItem;
class CReserveKey;
class CWalletDB;
class CMessageHeader;
class CAddress;
class CInv;
class CRequestTracker;
@ -54,7 +53,6 @@ static const int fHaveUPnP = false;
extern CCriticalSection cs_main;
extern std::map<uint256, CBlockIndex*> mapBlockIndex;
extern uint256 hashGenesisBlock;
extern CBigNum bnProofOfWorkLimit;
extern CBlockIndex* pindexGenesisBlock;
extern int nBestHeight;
extern CBigNum bnBestChainWork;
@ -1558,16 +1556,4 @@ public:
bool ProcessAlert();
};
extern std::map<uint256, CTransaction> mapTransactions;
#endif

39
src/makefile.linux-mingw
View file

@ -35,9 +35,29 @@ LIBS= \
DEFS=-D_MT -DWIN32 -D__WXMSW__ -D_WINDOWS -DNOPCH -DUSE_SSL -DBOOST_THREAD_USE_LIB
DEBUGFLAGS=-g -D__WXDEBUG__
CFLAGS=-O2 -w -Wno-invalid-offsetof -Wformat $(DEBUGFLAGS) $(DEFS) $(INCLUDEPATHS)
HEADERS=headers.h strlcpy.h serialize.h uint256.h util.h key.h bignum.h base58.h \
script.h db.h net.h irc.h keystore.h main.h wallet.h rpc.h uibase.h ui.h noui.h \
crypter.h init.h
HEADERS = \
base58.h \
bignum.h \
crypter.h \
db.h \
headers.h \
init.h \
irc.h \
key.h \
keystore.h \
main.h \
net.h \
noui.h \
protocol.h \
rpc.h \
script.h \
serialize.h \
strlcpy.h \
ui.h \
uibase.h \
uint256.h \
util.h \
wallet.h
ifdef USE_UPNP
LIBPATHS += -L"$(DEPSDIR)/miniupnpc"
@ -48,17 +68,18 @@ endif
LIBS += -l mingwthrd -l kernel32 -l user32 -l gdi32 -l comdlg32 -l winspool -l winmm -l shell32 -l comctl32 -l ole32 -l oleaut32 -l uuid -l rpcrt4 -l advapi32 -l ws2_32 -l shlwapi
OBJS= \
obj/util.o \
obj/script.o \
obj/crypter.o \
obj/db.o \
obj/net.o \
obj/init.o \
obj/irc.o \
obj/keystore.o \
obj/main.o \
obj/wallet.o \
obj/net.o \
obj/protocol.o \
obj/rpc.o \
obj/init.o \
obj/crypter.o \
obj/script.o \
obj/util.o \
obj/wallet.o \
cryptopp/obj/sha.o \
cryptopp/obj/cpu.o

39
src/makefile.mingw
View file

@ -32,9 +32,29 @@ LIBS= \
DEFS=-DWIN32 -D__WXMSW__ -D_WINDOWS -DNOPCH -DUSE_SSL -DBOOST_THREAD_USE_LIB
DEBUGFLAGS=-g -D__WXDEBUG__
CFLAGS=-mthreads -O2 -w -Wno-invalid-offsetof -Wformat $(DEBUGFLAGS) $(DEFS) $(INCLUDEPATHS)
HEADERS=headers.h strlcpy.h serialize.h uint256.h util.h key.h bignum.h base58.h \
script.h db.h net.h irc.h keystore.h main.h wallet.h rpc.h uibase.h ui.h noui.h \
init.h crypter.h
HEADERS = \
base58.h \
bignum.h \
crypter.h \
db.h \
headers.h \
init.h \
irc.h \
key.h \
keystore.h \
main.h \
net.h \
noui.h \
protocol.h \
rpc.h \
script.h \
serialize.h \
strlcpy.h \
ui.h \
uibase.h \
uint256.h \
util.h \
wallet.h
ifdef USE_UPNP
INCLUDEPATHS += -I"C:\miniupnpc-1.6-mgw"
@ -46,17 +66,18 @@ endif
LIBS += -l kernel32 -l user32 -l gdi32 -l comdlg32 -l winspool -l winmm -l shell32 -l comctl32 -l ole32 -l oleaut32 -l uuid -l rpcrt4 -l advapi32 -l ws2_32 -l shlwapi
OBJS= \
obj/util.o \
obj/script.o \
obj/crypter.o \
obj/db.o \
obj/net.o \
obj/init.o \
obj/irc.o \
obj/keystore.o \
obj/main.o \
obj/wallet.o \
obj/net.o \
obj/protocol.o \
obj/rpc.o \
obj/init.o \
obj/crypter.o \
obj/script.o \
obj/util.o \
obj/wallet.o \
cryptopp/obj/sha.o \
cryptopp/obj/cpu.o

39
src/makefile.osx
View file

@ -32,22 +32,43 @@ DEFS=$(shell $(DEPSDIR)/bin/wx-config --cxxflags) -D__WXMAC_OSX__ -DNOPCH -DMSG_
DEBUGFLAGS=-g -DwxDEBUG_LEVEL=0
# ppc doesn't work because we don't support big-endian
CFLAGS=-mmacosx-version-min=10.5 -arch i386 -arch x86_64 -O3 -Wno-invalid-offsetof -Wformat $(DEBUGFLAGS) $(DEFS) $(INCLUDEPATHS)
HEADERS=headers.h strlcpy.h serialize.h uint256.h util.h key.h bignum.h base58.h \
script.h db.h net.h irc.h keystore.h main.h wallet.h rpc.h uibase.h ui.h noui.h \
init.h crypter.h
HEADERS = \
base58.h \
bignum.h \
crypter.h \
db.h \
headers.h \
init.h \
irc.h \
key.h \
keystore.h \
main.h \
net.h \
noui.h \
protocol.h \
rpc.h \
script.h \
serialize.h \
strlcpy.h \
ui.h \
uibase.h \
uint256.h \
util.h \
wallet.h
OBJS= \
obj/util.o \
obj/script.o \
obj/crypter.o \
obj/db.o \
obj/net.o \
obj/init.o \
obj/irc.o \
obj/keystore.o \
obj/main.o \
obj/wallet.o \
obj/net.o \
obj/protocol.o \
obj/rpc.o \
obj/init.o \
obj/crypter.o \
obj/script.o \
obj/util.o \
obj/wallet.o \
cryptopp/obj/sha.o \
cryptopp/obj/cpu.o

39
src/makefile.unix
View file

@ -38,22 +38,43 @@ LIBS+= \
DEBUGFLAGS=-g -D__WXDEBUG__
CXXFLAGS=-O2 -Wno-invalid-offsetof -Wformat $(DEBUGFLAGS) $(DEFS)
HEADERS=headers.h strlcpy.h serialize.h uint256.h util.h key.h bignum.h base58.h \
script.h db.h net.h irc.h keystore.h main.h wallet.h rpc.h uibase.h ui.h noui.h \
init.h crypter.h
HEADERS = \
base58.h \
bignum.h \
crypter.h \
db.h \
headers.h \
init.h \
irc.h \
key.h \
keystore.h \
main.h \
net.h \
noui.h \
protocol.h \
rpc.h \
script.h \
serialize.h \
strlcpy.h \
ui.h \
uibase.h \
uint256.h \
util.h \
wallet.h
OBJS= \
obj/util.o \
obj/script.o \
obj/crypter.o \
obj/db.o \
obj/net.o \
obj/init.o \
obj/irc.o \
obj/keystore.o \
obj/main.o \
obj/wallet.o \
obj/net.o \
obj/protocol.o \
obj/rpc.o \
obj/init.o \
obj/crypter.o \
obj/script.o \
obj/util.o \
obj/wallet.o \
cryptopp/obj/sha.o \
cryptopp/obj/cpu.o

50
src/makefile.vc
View file

@ -45,21 +45,45 @@ LIBS=$(LIBS) \
DEBUGFLAGS=/Os
CFLAGS=/MD /c /nologo /EHsc /GR /Zm300 $(DEBUGFLAGS) $(DEFS) $(INCLUDEPATHS)
HEADERS=headers.h strlcpy.h serialize.h uint256.h util.h key.h bignum.h base58.h \
script.h db.h net.h irc.h main.h rpc.h uibase.h ui.h noui.h init.h wallet.h keystore.h crypter.h
HEADERS = \
base58.h \
bignum.h \
crypter.h \
db.h \
headers.h \
init.h \
irc.h \
key.h \
keystore.h \
main.h \
net.h \
noui.h \
protocol.h \
rpc.h \
script.h \
serialize.h \
strlcpy.h \
ui.h \
uibase.h \
uint256.h \
util.h \
wallet.h
OBJS= \
obj\util.obj \
obj\script.obj \
obj\db.obj \
obj\net.obj \
obj\irc.obj \
obj\keystore.obj \
obj\main.obj \
obj\wallet.obj \
obj\rpc.obj \
obj\init.obj \
obj\crypter.obj
obj\crypter.o \
obj\db.o \
obj\init.o \
obj\irc.o \
obj\keystore.o \
obj\main.o \
obj\net.o \
obj\rpc.o \
obj\protocol.o \
obj\script.o \
obj\util.o \
obj\wallet.o \
cryptopp\obj\sha.o \
cryptopp\obj\cpu.o
CRYPTOPP_OBJS= \
cryptopp\obj\sha.obj \

4
src/net.cpp
View file

@ -45,10 +45,10 @@ bool fClient = false;
bool fAllowDNS = false;
uint64 nLocalServices = (fClient ? 0 : NODE_NETWORK);
CAddress addrLocalHost("0.0.0.0", 0, false, nLocalServices);
CNode* pnodeLocalHost = NULL;
static CNode* pnodeLocalHost = NULL;
uint64 nLocalHostNonce = 0;
array<int, 10> vnThreadsRunning;
SOCKET hListenSocket = INVALID_SOCKET;
static SOCKET hListenSocket = INVALID_SOCKET;
vector<CNode*> vNodes;
CCriticalSection cs_vNodes;

405
src/net.h
View file

@ -14,10 +14,9 @@
#include <arpa/inet.h>
#endif
class CMessageHeader;
class CAddress;
#include "protocol.h"
class CAddrDB;
class CInv;
class CRequestTracker;
class CNode;
class CBlockIndex;
@ -28,15 +27,7 @@ extern int nConnectTimeout;
inline unsigned int ReceiveBufferSize() { return 1000*GetArg("-maxreceivebuffer", 10*1000); }
inline unsigned int SendBufferSize() { return 1000*GetArg("-maxsendbuffer", 10*1000); }
inline unsigned short GetDefaultPort() { return fTestNet ? 18333 : 8333; }
static const unsigned int PUBLISH_HOPS = 5;
enum
{
NODE_NETWORK = (1 << 0),
};
bool ConnectSocket(const CAddress& addrConnect, SOCKET& hSocketRet, int nTimeout=nConnectTimeout);
bool Lookup(const char *pszName, std::vector<CAddress>& vaddr, int nServices, int nMaxSolutions, bool fAllowLookup = false, int portDefault = 0, bool fAllowPort = false);
@ -54,402 +45,12 @@ bool BindListenPort(std::string& strError=REF(std::string()));
void StartNode(void* parg);
bool StopNode();
//
// Message header
// (4) message start
// (12) command
// (4) size
// (4) checksum
extern unsigned char pchMessageStart[4];
class CMessageHeader
{
public:
enum { COMMAND_SIZE=12 };
char pchMessageStart[sizeof(::pchMessageStart)];
char pchCommand[COMMAND_SIZE];
unsigned int nMessageSize;
unsigned int nChecksum;
CMessageHeader()
{
memcpy(pchMessageStart, ::pchMessageStart, sizeof(pchMessageStart));
memset(pchCommand, 0, sizeof(pchCommand));
pchCommand[1] = 1;
nMessageSize = -1;
nChecksum = 0;
}
CMessageHeader(const char* pszCommand, unsigned int nMessageSizeIn)
{
memcpy(pchMessageStart, ::pchMessageStart, sizeof(pchMessageStart));
strncpy(pchCommand, pszCommand, COMMAND_SIZE);
nMessageSize = nMessageSizeIn;
nChecksum = 0;
}
IMPLEMENT_SERIALIZE
(
READWRITE(FLATDATA(pchMessageStart));
READWRITE(FLATDATA(pchCommand));
READWRITE(nMessageSize);
if (nVersion >= 209)
READWRITE(nChecksum);
)
std::string GetCommand()
{
if (pchCommand[COMMAND_SIZE-1] == 0)
return std::string(pchCommand, pchCommand + strlen(pchCommand));
else
return std::string(pchCommand, pchCommand + COMMAND_SIZE);
}
bool IsValid()
{
// Check start string
if (memcmp(pchMessageStart, ::pchMessageStart, sizeof(pchMessageStart)) != 0)
return false;
// Check the command string for errors
for (char* p1 = pchCommand; p1 < pchCommand + COMMAND_SIZE; p1++)
{
if (*p1 == 0)
{
// Must be all zeros after the first zero
for (; p1 < pchCommand + COMMAND_SIZE; p1++)
if (*p1 != 0)
return false;
}
else if (*p1 < ' ' || *p1 > 0x7E)
return false;
}
// Message size
if (nMessageSize > MAX_SIZE)
{
printf("CMessageHeader::IsValid() : (%s, %u bytes) nMessageSize > MAX_SIZE\n", GetCommand().c_str(), nMessageSize);
return false;
}
return true;
}
};
static const unsigned char pchIPv4[12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0xff, 0xff };
class CAddress
{
public:
uint64 nServices;
unsigned char pchReserved[12];
unsigned int ip;
unsigned short port;
// disk and network only
unsigned int nTime;
// memory only
unsigned int nLastTry;
CAddress()
{
Init();
}
CAddress(unsigned int ipIn, unsigned short portIn=0, uint64 nServicesIn=NODE_NETWORK)
{
Init();
ip = ipIn;
port = htons(portIn == 0 ? GetDefaultPort() : portIn);
nServices = nServicesIn;
}
explicit CAddress(const struct sockaddr_in& sockaddr, uint64 nServicesIn=NODE_NETWORK)
{
Init();
ip = sockaddr.sin_addr.s_addr;
port = sockaddr.sin_port;
nServices = nServicesIn;
}
explicit CAddress(const char* pszIn, int portIn, bool fNameLookup = false, uint64 nServicesIn=NODE_NETWORK)
{
Init();
Lookup(pszIn, *this, nServicesIn, fNameLookup, portIn);
}
explicit CAddress(const char* pszIn, bool fNameLookup = false, uint64 nServicesIn=NODE_NETWORK)
{
Init();
Lookup(pszIn, *this, nServicesIn, fNameLookup, 0, true);
}
explicit CAddress(std::string strIn, int portIn, bool fNameLookup = false, uint64 nServicesIn=NODE_NETWORK)
{
Init();
Lookup(strIn.c_str(), *this, nServicesIn, fNameLookup, portIn);
}
explicit CAddress(std::string strIn, bool fNameLookup = false, uint64 nServicesIn=NODE_NETWORK)
{
Init();
Lookup(strIn.c_str(), *this, nServicesIn, fNameLookup, 0, true);
}
void Init()
{
nServices = NODE_NETWORK;
memcpy(pchReserved, pchIPv4, sizeof(pchReserved));
ip = INADDR_NONE;
port = htons(GetDefaultPort());
nTime = 100000000;
nLastTry = 0;
}
IMPLEMENT_SERIALIZE
(
if (fRead)
const_cast<CAddress*>(this)->Init();
if (nType & SER_DISK)
READWRITE(nVersion);
if ((nType & SER_DISK) || (nVersion >= 31402 && !(nType & SER_GETHASH)))
READWRITE(nTime);
READWRITE(nServices);
READWRITE(FLATDATA(pchReserved)); // for IPv6
READWRITE(ip);
READWRITE(port);
)
friend inline 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);
}
friend inline bool operator!=(const CAddress& a, const CAddress& b)
{
return (!(a == b));
}
friend inline 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> 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 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 IsIPv4() const
{
return (memcmp(pchReserved, pchIPv4, sizeof(pchIPv4)) == 0);
}
bool IsRFC1918() const
{
return IsIPv4() && (GetByte(3) == 10 ||
(GetByte(3) == 192 && GetByte(2) == 168) ||
(GetByte(3) == 172 &&
(GetByte(2) >= 16 && GetByte(2) <= 31)));
}
bool IsRFC3927() const
{
return IsIPv4() && (GetByte(3) == 169 && GetByte(2) == 254);
}
bool IsLocal() const
{
return IsIPv4() && (GetByte(3) == 127 ||
GetByte(3) == 0);
}
bool IsRoutable() const
{
return IsValid() &&
!(IsRFC1918() || IsRFC3927() || IsLocal());
}
bool 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(USHRT_MAX));
}
unsigned char GetByte(int n) const
{
return ((unsigned char*)&ip)[3-n];
}
std::string ToStringIPPort() const
{
return strprintf("%u.%u.%u.%u:%u", GetByte(3), GetByte(2), GetByte(1), GetByte(0), ntohs(port));
}
std::string ToStringIP() const
{
return strprintf("%u.%u.%u.%u", GetByte(3), GetByte(2), GetByte(1), GetByte(0));
}
std::string ToStringPort() const
{
return strprintf("%u", ntohs(port));
}
std::string ToString() const
{
return strprintf("%u.%u.%u.%u:%u", GetByte(3), GetByte(2), GetByte(1), GetByte(0), ntohs(port));
}
void print() const
{
printf("CAddress(%s)\n", ToString().c_str());
}
};
enum
{
MSG_TX = 1,
MSG_BLOCK,
};
static const char* ppszTypeName[] =
{
"ERROR",
"tx",
"block",
};
class CInv
{
public:
int type;
uint256 hash;
CInv()
{
type = 0;
hash = 0;
}
CInv(int typeIn, const uint256& hashIn)
{
type = typeIn;
hash = hashIn;
}
CInv(const std::string& strType, const uint256& hashIn)
{
int i;
for (i = 1; i < ARRAYLEN(ppszTypeName); i++)
{
if (strType == ppszTypeName[i])
{
type = i;
break;
}
}
if (i == ARRAYLEN(ppszTypeName))
throw std::out_of_range(strprintf("CInv::CInv(string, uint256) : unknown type '%s'", strType.c_str()));
hash = hashIn;
}
IMPLEMENT_SERIALIZE
(
READWRITE(type);
READWRITE(hash);
)
friend inline bool operator<(const CInv& a, const CInv& b)
{
return (a.type < b.type || (a.type == b.type && a.hash < b.hash));
}
bool IsKnownType() const
{
return (type >= 1 && type < ARRAYLEN(ppszTypeName));
}
const char* GetCommand() const
{
if (!IsKnownType())
throw std::out_of_range(strprintf("CInv::GetCommand() : type=%d unknown type", type));
return ppszTypeName[type];
}
std::string ToString() const
{
return strprintf("%s %s", GetCommand(), hash.ToString().substr(0,20).c_str());
}
void print() const
{
printf("CInv(%s)\n", ToString().c_str());
}
};
class CRequestTracker
{
public:
@ -476,10 +77,8 @@ extern bool fClient;
extern bool fAllowDNS;
extern uint64 nLocalServices;
extern CAddress addrLocalHost;
extern CNode* pnodeLocalHost;
extern uint64 nLocalHostNonce;
extern boost::array<int, 10> vnThreadsRunning;
extern SOCKET hListenSocket;
extern std::vector<CNode*> vNodes;
extern CCriticalSection cs_vNodes;

312
src/protocol.cpp Normal file
View file

@ -0,0 +1,312 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2011 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file license.txt or http://www.opensource.org/licenses/mit-license.php.
#include "protocol.h"
#include "util.h"
#ifndef __WXMSW__
# 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",
"tx",
"block",
};
CMessageHeader::CMessageHeader()
{
memcpy(pchMessageStart, ::pchMessageStart, sizeof(pchMessageStart));
memset(pchCommand, 0, sizeof(pchCommand));
pchCommand[1] = 1;
nMessageSize = -1;
nChecksum = 0;
}
CMessageHeader::CMessageHeader(const char* pszCommand, unsigned int nMessageSizeIn)
{
memcpy(pchMessageStart, ::pchMessageStart, sizeof(pchMessageStart));
strncpy(pchCommand, pszCommand, COMMAND_SIZE);
nMessageSize = nMessageSizeIn;
nChecksum = 0;
}
std::string CMessageHeader::GetCommand() const
{
if (pchCommand[COMMAND_SIZE-1] == 0)
return std::string(pchCommand, pchCommand + strlen(pchCommand));
else
return std::string(pchCommand, pchCommand + COMMAND_SIZE);
}
bool CMessageHeader::IsValid() const
{
// Check start string
if (memcmp(pchMessageStart, ::pchMessageStart, sizeof(pchMessageStart)) != 0)
return false;
// Check the command string for errors
for (const char* p1 = pchCommand; p1 < pchCommand + COMMAND_SIZE; p1++)
{
if (*p1 == 0)
{
// Must be all zeros after the first zero
for (; p1 < pchCommand + COMMAND_SIZE; p1++)
if (*p1 != 0)
return false;
}
else if (*p1 < ' ' || *p1 > 0x7E)
return false;
}
// Message size
if (nMessageSize > MAX_SIZE)
{
printf("CMessageHeader::IsValid() : (%s, %u bytes) nMessageSize > MAX_SIZE\n", GetCommand().c_str(), nMessageSize);
return false;
}
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)
{
Init();
Lookup(strIn.c_str(), *this, nServicesIn, fNameLookup, portIn);
}
CAddress::CAddress(std::string strIn, bool fNameLookup, uint64 nServicesIn)
{
Init();
Lookup(strIn.c_str(), *this, nServicesIn, fNameLookup, 0, true);
}
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(USHRT_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;
hash = 0;
}
CInv::CInv(int typeIn, const uint256& hashIn)
{
type = typeIn;
hash = hashIn;
}
CInv::CInv(const std::string& strType, const uint256& hashIn)
{
int i;
for (i = 1; i < ARRAYLEN(ppszTypeName); i++)
{
if (strType == ppszTypeName[i])
{
type = i;
break;
}
}
if (i == ARRAYLEN(ppszTypeName))
throw std::out_of_range(strprintf("CInv::CInv(string, uint256) : unknown type '%s'", strType.c_str()));
hash = hashIn;
}
bool operator<(const CInv& a, const CInv& b)
{
return (a.type < b.type || (a.type == b.type && a.hash < b.hash));
}
bool CInv::IsKnownType() const
{
return (type >= 1 && type < ARRAYLEN(ppszTypeName));
}
const char* CInv::GetCommand() const
{
if (!IsKnownType())
throw std::out_of_range(strprintf("CInv::GetCommand() : type=%d unknown type", type));
return ppszTypeName[type];
}
std::string CInv::ToString() const
{
return strprintf("%s %s", GetCommand(), hash.ToString().substr(0,20).c_str());
}
void CInv::print() const
{
printf("CInv(%s)\n", ToString().c_str());
}

150
src/protocol.h Normal file
View file

@ -0,0 +1,150 @@
// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2011 The Bitcoin developers
// Distributed under the MIT/X11 software license, see the accompanying
// file license.txt or http://www.opensource.org/licenses/mit-license.php.
#ifndef __cplusplus
# error This header can only be compiled as C++.
#endif
#ifndef __INCLUDED_PROTOCOL_H__
#define __INCLUDED_PROTOCOL_H__
#include "serialize.h"
#include <string>
#include "uint256.h"
extern bool fTestNet;
static inline unsigned short GetDefaultPort(const bool testnet = fTestNet)
{
return testnet ? 18333 : 8333;
}
//
// Message header
// (4) message start
// (12) command
// (4) size
// (4) checksum
extern unsigned char pchMessageStart[4];
class CMessageHeader
{
public:
CMessageHeader();
CMessageHeader(const char* pszCommand, unsigned int nMessageSizeIn);
std::string GetCommand() const;
bool IsValid() const;
IMPLEMENT_SERIALIZE
(
READWRITE(FLATDATA(pchMessageStart));
READWRITE(FLATDATA(pchCommand));
READWRITE(nMessageSize);
if (nVersion >= 209)
READWRITE(nChecksum);
)
// TODO: make private (improves encapsulation)
public:
enum { COMMAND_SIZE=12 };
char pchMessageStart[sizeof(::pchMessageStart)];
char pchCommand[COMMAND_SIZE];
unsigned int nMessageSize;
unsigned int nChecksum;
};
enum
{
NODE_NETWORK = (1 << 0),
};
class CAddress
{
public:
CAddress();
CAddress(unsigned int ipIn, unsigned short portIn=0, uint64 nServicesIn=NODE_NETWORK);
explicit CAddress(const struct sockaddr_in& sockaddr, uint64 nServicesIn=NODE_NETWORK);
explicit CAddress(const char* pszIn, int portIn, bool fNameLookup = false, uint64 nServicesIn=NODE_NETWORK);
explicit CAddress(const char* pszIn, bool fNameLookup = false, uint64 nServicesIn=NODE_NETWORK);
explicit CAddress(std::string strIn, int portIn, bool fNameLookup = false, uint64 nServicesIn=NODE_NETWORK);
explicit CAddress(std::string strIn, bool fNameLookup = false, uint64 nServicesIn=NODE_NETWORK);
void Init();
IMPLEMENT_SERIALIZE
(
if (fRead)
const_cast<CAddress*>(this)->Init();
if (nType & SER_DISK)
READWRITE(nVersion);
if ((nType & SER_DISK) || (nVersion >= 31402 && !(nType & SER_GETHASH)))
READWRITE(nTime);
READWRITE(nServices);
READWRITE(FLATDATA(pchReserved)); // for IPv6
READWRITE(ip);
READWRITE(port);
)
friend bool operator==(const CAddress& a, const CAddress& b);
friend bool operator!=(const CAddress& a, const CAddress& b);
friend bool operator<(const CAddress& a, const CAddress& b);
std::vector<unsigned char> GetKey() const;
struct sockaddr_in GetSockAddr() const;
bool IsIPv4() const;
bool IsRFC1918() const;
bool IsRFC3927() const;
bool IsLocal() const;
bool IsRoutable() const;
bool IsValid() const;
unsigned char GetByte(int n) const;
std::string ToStringIPPort() const;
std::string ToStringIP() const;
std::string ToStringPort() const;
std::string ToString() const;
void print() const;
// TODO: make private (improves encapsulation)
public:
uint64 nServices;
unsigned char pchReserved[12];
unsigned int ip;
unsigned short port;
// disk and network only
unsigned int nTime;
// memory only
unsigned int nLastTry;
};
class CInv
{
public:
CInv();
CInv(int typeIn, const uint256& hashIn);
CInv(const std::string& strType, const uint256& hashIn);
IMPLEMENT_SERIALIZE
(
READWRITE(type);
READWRITE(hash);
)
friend bool operator<(const CInv& a, const CInv& b);
bool IsKnownType() const;
const char* GetCommand() const;
std::string ToString() const;
void print() const;
// TODO: make private (improves encapsulation)
public:
int type;
uint256 hash;
};
#endif // __INCLUDED_PROTOCOL_H__

11
src/serialize.h
View file

@ -63,10 +63,13 @@ static const int VERSION = 32500;
static const char* pszSubVer = "";
static const bool VERSION_IS_BETA = true;
// Used to bypass the rule against non-const reference to temporary
// where it makes sense with wrappers such as CFlatData or CTxDB
template<typename T>
inline T& REF(const T& val)
{
return const_cast<T&>(val);
}
/////////////////////////////////////////////////////////////////
//

8
src/util.h
View file

@ -67,14 +67,6 @@ typedef unsigned long long uint64;
// This is needed because the foreach macro can't get over the comma in pair<t1, t2>
#define PAIRTYPE(t1, t2) pair<t1, t2>
// Used to bypass the rule against non-const reference to temporary
// where it makes sense with wrappers such as CFlatData or CTxDB
template<typename T>
inline T& REF(const T& val)
{
return (T&)val;
}
// Align by increasing pointer, must have extra space at end of buffer
template <size_t nBytes, typename T>
T* alignup(T* p)