diff options
author | s_nakamoto <s_nakamoto@1a98c847-1fd6-4fd8-948a-caf3550aa51b> | 2010-08-29 16:58:15 +0000 |
---|---|---|
committer | s_nakamoto <s_nakamoto@1a98c847-1fd6-4fd8-948a-caf3550aa51b> | 2010-08-29 16:58:15 +0000 |
commit | 0a61b0df1224a5470bcddab302bc199ca5a9e356 (patch) | |
tree | 78560a03540864c3c6d6fcaf9c334f479cafc1bb /util.h | |
parent | 5b721607b1057df4dfe97f80d235ed372312f398 (diff) |
propset svn:eol-style native
git-svn-id: https://bitcoin.svn.sourceforge.net/svnroot/bitcoin/trunk@146 1a98c847-1fd6-4fd8-948a-caf3550aa51b
Diffstat (limited to 'util.h')
-rw-r--r-- | util.h | 1178 |
1 files changed, 589 insertions, 589 deletions
@@ -1,589 +1,589 @@ -// Copyright (c) 2009-2010 Satoshi Nakamoto
-// Distributed under the MIT/X11 software license, see the accompanying
-// file license.txt or http://www.opensource.org/licenses/mit-license.php.
-
-
-#if defined(_MSC_VER) || defined(__BORLANDC__)
-typedef __int64 int64;
-typedef unsigned __int64 uint64;
-#else
-typedef long long int64;
-typedef unsigned long long uint64;
-#endif
-#if defined(_MSC_VER) && _MSC_VER < 1300
-#define for if (false) ; else for
-#endif
-#ifndef _MSC_VER
-#define __forceinline inline
-#endif
-
-#define foreach BOOST_FOREACH
-#define loop for (;;)
-#define BEGIN(a) ((char*)&(a))
-#define END(a) ((char*)&((&(a))[1]))
-#define UBEGIN(a) ((unsigned char*)&(a))
-#define UEND(a) ((unsigned char*)&((&(a))[1]))
-#define ARRAYLEN(array) (sizeof(array)/sizeof((array)[0]))
-#define printf OutputDebugStringF
-
-#ifdef snprintf
-#undef snprintf
-#endif
-#define snprintf my_snprintf
-
-#ifndef PRI64d
-#if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MSVCRT__)
-#define PRI64d "I64d"
-#define PRI64u "I64u"
-#define PRI64x "I64x"
-#else
-#define PRI64d "lld"
-#define PRI64u "llu"
-#define PRI64x "llx"
-#endif
-#endif
-
-// 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)
-{
- union
- {
- T* ptr;
- size_t n;
- } u;
- u.ptr = p;
- u.n = (u.n + (nBytes-1)) & ~(nBytes-1);
- return u.ptr;
-}
-
-#ifdef __WXMSW__
-#define MSG_NOSIGNAL 0
-#define MSG_DONTWAIT 0
-#ifndef UINT64_MAX
-#define UINT64_MAX _UI64_MAX
-#define INT64_MAX _I64_MAX
-#define INT64_MIN _I64_MIN
-#endif
-#ifndef S_IRUSR
-#define S_IRUSR 0400
-#define S_IWUSR 0200
-#endif
-#define unlink _unlink
-typedef int socklen_t;
-#else
-#define WSAGetLastError() errno
-#define WSAEWOULDBLOCK EWOULDBLOCK
-#define WSAEMSGSIZE EMSGSIZE
-#define WSAEINTR EINTR
-#define WSAEINPROGRESS EINPROGRESS
-#define WSAEADDRINUSE EADDRINUSE
-#define WSAENOTSOCK EBADF
-#define INVALID_SOCKET (SOCKET)(~0)
-#define SOCKET_ERROR -1
-typedef u_int SOCKET;
-#define _vsnprintf(a,b,c,d) vsnprintf(a,b,c,d)
-#define strlwr(psz) to_lower(psz)
-#define _strlwr(psz) to_lower(psz)
-#define MAX_PATH 1024
-#define Beep(n1,n2) (0)
-inline void Sleep(int64 n)
-{
- boost::thread::sleep(boost::get_system_time() + boost::posix_time::milliseconds(n));
-}
-#endif
-
-inline int myclosesocket(SOCKET& hSocket)
-{
- if (hSocket == INVALID_SOCKET)
- return WSAENOTSOCK;
-#ifdef __WXMSW__
- int ret = closesocket(hSocket);
-#else
- int ret = close(hSocket);
-#endif
- hSocket = INVALID_SOCKET;
- return ret;
-}
-#define closesocket(s) myclosesocket(s)
-
-#ifndef GUI
-inline const char* _(const char* psz)
-{
- return psz;
-}
-#endif
-
-
-
-
-
-
-
-
-
-
-extern map<string, string> mapArgs;
-extern map<string, vector<string> > mapMultiArgs;
-extern bool fDebug;
-extern bool fPrintToConsole;
-extern bool fPrintToDebugger;
-extern char pszSetDataDir[MAX_PATH];
-extern bool fShutdown;
-extern bool fDaemon;
-extern bool fCommandLine;
-extern string strMiscWarning;
-
-void RandAddSeed();
-void RandAddSeedPerfmon();
-int OutputDebugStringF(const char* pszFormat, ...);
-int my_snprintf(char* buffer, size_t limit, const char* format, ...);
-string strprintf(const char* format, ...);
-bool error(const char* format, ...);
-void PrintException(std::exception* pex, const char* pszThread);
-void LogException(std::exception* pex, const char* pszThread);
-void ParseString(const string& str, char c, vector<string>& v);
-string FormatMoney(int64 n, bool fPlus=false);
-bool ParseMoney(const string& str, int64& nRet);
-bool ParseMoney(const char* pszIn, int64& nRet);
-vector<unsigned char> ParseHex(const char* psz);
-vector<unsigned char> ParseHex(const std::string& str);
-void ParseParameters(int argc, char* argv[]);
-const char* wxGetTranslation(const char* psz);
-int GetFilesize(FILE* file);
-void GetDataDir(char* pszDirRet);
-string GetConfigFile();
-void ReadConfigFile(map<string, string>& mapSettingsRet, map<string, vector<string> >& mapMultiSettingsRet);
-#ifdef __WXMSW__
-string MyGetSpecialFolderPath(int nFolder, bool fCreate);
-#endif
-string GetDefaultDataDir();
-string GetDataDir();
-void ShrinkDebugFile();
-uint64 GetRand(uint64 nMax);
-int64 GetTime();
-int64 GetAdjustedTime();
-void AddTimeData(unsigned int ip, int64 nTime);
-
-
-
-
-
-
-
-
-
-
-
-
-
-// Wrapper to automatically initialize critical sections
-class CCriticalSection
-{
-#ifdef __WXMSW__
-protected:
- CRITICAL_SECTION cs;
-public:
- explicit CCriticalSection() { InitializeCriticalSection(&cs); }
- ~CCriticalSection() { DeleteCriticalSection(&cs); }
- void Enter() { EnterCriticalSection(&cs); }
- void Leave() { LeaveCriticalSection(&cs); }
- bool TryEnter() { return TryEnterCriticalSection(&cs); }
-#else
-protected:
- boost::interprocess::interprocess_recursive_mutex mutex;
-public:
- explicit CCriticalSection() { }
- ~CCriticalSection() { }
- void Enter() { mutex.lock(); }
- void Leave() { mutex.unlock(); }
- bool TryEnter() { return mutex.try_lock(); }
-#endif
-public:
- const char* pszFile;
- int nLine;
-};
-
-// Automatically leave critical section when leaving block, needed for exception safety
-class CCriticalBlock
-{
-protected:
- CCriticalSection* pcs;
-public:
- CCriticalBlock(CCriticalSection& csIn) { pcs = &csIn; pcs->Enter(); }
- ~CCriticalBlock() { pcs->Leave(); }
-};
-
-// WARNING: This will catch continue and break!
-// break is caught with an assertion, but there's no way to detect continue.
-// I'd rather be careful than suffer the other more error prone syntax.
-// The compiler will optimise away all this loop junk.
-#define CRITICAL_BLOCK(cs) \
- for (bool fcriticalblockonce=true; fcriticalblockonce; assert(("break caught by CRITICAL_BLOCK!", !fcriticalblockonce)), fcriticalblockonce=false) \
- for (CCriticalBlock criticalblock(cs); fcriticalblockonce && (cs.pszFile=__FILE__, cs.nLine=__LINE__, true); fcriticalblockonce=false, cs.pszFile=NULL, cs.nLine=0)
-
-class CTryCriticalBlock
-{
-protected:
- CCriticalSection* pcs;
-public:
- CTryCriticalBlock(CCriticalSection& csIn) { pcs = (csIn.TryEnter() ? &csIn : NULL); }
- ~CTryCriticalBlock() { if (pcs) pcs->Leave(); }
- bool Entered() { return pcs != NULL; }
-};
-
-#define TRY_CRITICAL_BLOCK(cs) \
- for (bool fcriticalblockonce=true; fcriticalblockonce; assert(("break caught by TRY_CRITICAL_BLOCK!", !fcriticalblockonce)), fcriticalblockonce=false) \
- for (CTryCriticalBlock criticalblock(cs); fcriticalblockonce && (fcriticalblockonce = criticalblock.Entered()) && (cs.pszFile=__FILE__, cs.nLine=__LINE__, true); fcriticalblockonce=false, cs.pszFile=NULL, cs.nLine=0)
-
-
-
-
-
-
-
-
-
-
-inline string i64tostr(int64 n)
-{
- return strprintf("%"PRI64d, n);
-}
-
-inline string itostr(int n)
-{
- return strprintf("%d", n);
-}
-
-inline int64 atoi64(const char* psz)
-{
-#ifdef _MSC_VER
- return _atoi64(psz);
-#else
- return strtoll(psz, NULL, 10);
-#endif
-}
-
-inline int64 atoi64(const string& str)
-{
-#ifdef _MSC_VER
- return _atoi64(str.c_str());
-#else
- return strtoll(str.c_str(), NULL, 10);
-#endif
-}
-
-inline int atoi(const string& str)
-{
- return atoi(str.c_str());
-}
-
-inline int roundint(double d)
-{
- return (int)(d > 0 ? d + 0.5 : d - 0.5);
-}
-
-inline int64 roundint64(double d)
-{
- return (int64)(d > 0 ? d + 0.5 : d - 0.5);
-}
-
-inline int64 abs64(int64 n)
-{
- return (n >= 0 ? n : -n);
-}
-
-template<typename T>
-string HexStr(const T itbegin, const T itend, bool fSpaces=true)
-{
- if (itbegin == itend)
- return "";
- const unsigned char* pbegin = (const unsigned char*)&itbegin[0];
- const unsigned char* pend = pbegin + (itend - itbegin) * sizeof(itbegin[0]);
- string str;
- for (const unsigned char* p = pbegin; p != pend; p++)
- str += strprintf((fSpaces && p != pend-1 ? "%02x " : "%02x"), *p);
- return str;
-}
-
-inline string HexStr(vector<unsigned char> vch, bool fSpaces=true)
-{
- return HexStr(vch.begin(), vch.end(), fSpaces);
-}
-
-template<typename T>
-string HexNumStr(const T itbegin, const T itend, bool f0x=true)
-{
- if (itbegin == itend)
- return "";
- const unsigned char* pbegin = (const unsigned char*)&itbegin[0];
- const unsigned char* pend = pbegin + (itend - itbegin) * sizeof(itbegin[0]);
- string str = (f0x ? "0x" : "");
- for (const unsigned char* p = pend-1; p >= pbegin; p--)
- str += strprintf("%02X", *p);
- return str;
-}
-
-template<typename T>
-void PrintHex(const T pbegin, const T pend, const char* pszFormat="%s", bool fSpaces=true)
-{
- printf(pszFormat, HexStr(pbegin, pend, fSpaces).c_str());
-}
-
-inline void PrintHex(vector<unsigned char> vch, const char* pszFormat="%s", bool fSpaces=true)
-{
- printf(pszFormat, HexStr(vch, fSpaces).c_str());
-}
-
-inline int64 PerformanceCounter()
-{
- int64 nCounter = 0;
-#ifdef __WXMSW__
- QueryPerformanceCounter((LARGE_INTEGER*)&nCounter);
-#else
- timeval t;
- gettimeofday(&t, NULL);
- nCounter = t.tv_sec * 1000000 + t.tv_usec;
-#endif
- return nCounter;
-}
-
-inline int64 GetTimeMillis()
-{
- return (posix_time::ptime(posix_time::microsec_clock::universal_time()) -
- posix_time::ptime(gregorian::date(1970,1,1))).total_milliseconds();
-}
-
-inline string DateTimeStrFormat(const char* pszFormat, int64 nTime)
-{
- time_t n = nTime;
- struct tm* ptmTime = gmtime(&n);
- char pszTime[200];
- strftime(pszTime, sizeof(pszTime), pszFormat, ptmTime);
- return pszTime;
-}
-
-template<typename T>
-void skipspaces(T& it)
-{
- while (isspace(*it))
- ++it;
-}
-
-inline bool IsSwitchChar(char c)
-{
-#ifdef __WXMSW__
- return c == '-' || c == '/';
-#else
- return c == '-';
-#endif
-}
-
-
-
-
-
-
-
-
-
-
-inline void heapchk()
-{
-#ifdef __WXMSW__
- /// for debugging
- //if (_heapchk() != _HEAPOK)
- // DebugBreak();
-#endif
-}
-
-// Randomize the stack to help protect against buffer overrun exploits
-#define IMPLEMENT_RANDOMIZE_STACK(ThreadFn) \
- { \
- static char nLoops; \
- if (nLoops <= 0) \
- nLoops = GetRand(20) + 1; \
- if (nLoops-- > 1) \
- { \
- ThreadFn; \
- return; \
- } \
- }
-
-#define CATCH_PRINT_EXCEPTION(pszFn) \
- catch (std::exception& e) { \
- PrintException(&e, (pszFn)); \
- } catch (...) { \
- PrintException(NULL, (pszFn)); \
- }
-
-
-
-
-
-
-
-
-
-
-template<typename T1>
-inline uint256 Hash(const T1 pbegin, const T1 pend)
-{
- static unsigned char pblank[1];
- uint256 hash1;
- SHA256((pbegin == pend ? pblank : (unsigned char*)&pbegin[0]), (pend - pbegin) * sizeof(pbegin[0]), (unsigned char*)&hash1);
- uint256 hash2;
- SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
- return hash2;
-}
-
-template<typename T1, typename T2>
-inline uint256 Hash(const T1 p1begin, const T1 p1end,
- const T2 p2begin, const T2 p2end)
-{
- static unsigned char pblank[1];
- uint256 hash1;
- SHA256_CTX ctx;
- SHA256_Init(&ctx);
- SHA256_Update(&ctx, (p1begin == p1end ? pblank : (unsigned char*)&p1begin[0]), (p1end - p1begin) * sizeof(p1begin[0]));
- SHA256_Update(&ctx, (p2begin == p2end ? pblank : (unsigned char*)&p2begin[0]), (p2end - p2begin) * sizeof(p2begin[0]));
- SHA256_Final((unsigned char*)&hash1, &ctx);
- uint256 hash2;
- SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
- return hash2;
-}
-
-template<typename T1, typename T2, typename T3>
-inline uint256 Hash(const T1 p1begin, const T1 p1end,
- const T2 p2begin, const T2 p2end,
- const T3 p3begin, const T3 p3end)
-{
- static unsigned char pblank[1];
- uint256 hash1;
- SHA256_CTX ctx;
- SHA256_Init(&ctx);
- SHA256_Update(&ctx, (p1begin == p1end ? pblank : (unsigned char*)&p1begin[0]), (p1end - p1begin) * sizeof(p1begin[0]));
- SHA256_Update(&ctx, (p2begin == p2end ? pblank : (unsigned char*)&p2begin[0]), (p2end - p2begin) * sizeof(p2begin[0]));
- SHA256_Update(&ctx, (p3begin == p3end ? pblank : (unsigned char*)&p3begin[0]), (p3end - p3begin) * sizeof(p3begin[0]));
- SHA256_Final((unsigned char*)&hash1, &ctx);
- uint256 hash2;
- SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
- return hash2;
-}
-
-template<typename T>
-uint256 SerializeHash(const T& obj, int nType=SER_GETHASH, int nVersion=VERSION)
-{
- // Most of the time is spent allocating and deallocating CDataStream's
- // buffer. If this ever needs to be optimized further, make a CStaticStream
- // class with its buffer on the stack.
- CDataStream ss(nType, nVersion);
- ss.reserve(10000);
- ss << obj;
- return Hash(ss.begin(), ss.end());
-}
-
-inline uint160 Hash160(const vector<unsigned char>& vch)
-{
- uint256 hash1;
- SHA256(&vch[0], vch.size(), (unsigned char*)&hash1);
- uint160 hash2;
- RIPEMD160((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2);
- return hash2;
-}
-
-
-
-
-
-
-
-
-
-
-
-// Note: It turns out we might have been able to use boost::thread
-// by using TerminateThread(boost::thread.native_handle(), 0);
-#ifdef __WXMSW__
-typedef HANDLE pthread_t;
-
-inline pthread_t CreateThread(void(*pfn)(void*), void* parg, bool fWantHandle=false)
-{
- DWORD nUnused = 0;
- HANDLE hthread =
- CreateThread(
- NULL, // default security
- 0, // inherit stack size from parent
- (LPTHREAD_START_ROUTINE)pfn, // function pointer
- parg, // argument
- 0, // creation option, start immediately
- &nUnused); // thread identifier
- if (hthread == NULL)
- {
- printf("Error: CreateThread() returned %d\n", GetLastError());
- return (pthread_t)0;
- }
- if (!fWantHandle)
- {
- CloseHandle(hthread);
- return (pthread_t)-1;
- }
- return hthread;
-}
-
-inline void SetThreadPriority(int nPriority)
-{
- SetThreadPriority(GetCurrentThread(), nPriority);
-}
-#else
-inline pthread_t CreateThread(void(*pfn)(void*), void* parg, bool fWantHandle=false)
-{
- pthread_t hthread = 0;
- int ret = pthread_create(&hthread, NULL, (void*(*)(void*))pfn, parg);
- if (ret != 0)
- {
- printf("Error: pthread_create() returned %d\n", ret);
- return (pthread_t)0;
- }
- if (!fWantHandle)
- return (pthread_t)-1;
- return hthread;
-}
-
-#define THREAD_PRIORITY_LOWEST PRIO_MAX
-#define THREAD_PRIORITY_BELOW_NORMAL 2
-#define THREAD_PRIORITY_NORMAL 0
-#define THREAD_PRIORITY_ABOVE_NORMAL 0
-
-inline void SetThreadPriority(int nPriority)
-{
- // It's unclear if it's even possible to change thread priorities on Linux,
- // but we really and truly need it for the generation threads.
-#ifdef PRIO_THREAD
- setpriority(PRIO_THREAD, 0, nPriority);
-#else
- setpriority(PRIO_PROCESS, 0, nPriority);
-#endif
-}
-
-inline bool TerminateThread(pthread_t hthread, unsigned int nExitCode)
-{
- return (pthread_cancel(hthread) == 0);
-}
-
-inline void ExitThread(unsigned int nExitCode)
-{
- pthread_exit((void*)nExitCode);
-}
-#endif
+// Copyright (c) 2009-2010 Satoshi Nakamoto +// Distributed under the MIT/X11 software license, see the accompanying +// file license.txt or http://www.opensource.org/licenses/mit-license.php. + + +#if defined(_MSC_VER) || defined(__BORLANDC__) +typedef __int64 int64; +typedef unsigned __int64 uint64; +#else +typedef long long int64; +typedef unsigned long long uint64; +#endif +#if defined(_MSC_VER) && _MSC_VER < 1300 +#define for if (false) ; else for +#endif +#ifndef _MSC_VER +#define __forceinline inline +#endif + +#define foreach BOOST_FOREACH +#define loop for (;;) +#define BEGIN(a) ((char*)&(a)) +#define END(a) ((char*)&((&(a))[1])) +#define UBEGIN(a) ((unsigned char*)&(a)) +#define UEND(a) ((unsigned char*)&((&(a))[1])) +#define ARRAYLEN(array) (sizeof(array)/sizeof((array)[0])) +#define printf OutputDebugStringF + +#ifdef snprintf +#undef snprintf +#endif +#define snprintf my_snprintf + +#ifndef PRI64d +#if defined(_MSC_VER) || defined(__BORLANDC__) || defined(__MSVCRT__) +#define PRI64d "I64d" +#define PRI64u "I64u" +#define PRI64x "I64x" +#else +#define PRI64d "lld" +#define PRI64u "llu" +#define PRI64x "llx" +#endif +#endif + +// 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) +{ + union + { + T* ptr; + size_t n; + } u; + u.ptr = p; + u.n = (u.n + (nBytes-1)) & ~(nBytes-1); + return u.ptr; +} + +#ifdef __WXMSW__ +#define MSG_NOSIGNAL 0 +#define MSG_DONTWAIT 0 +#ifndef UINT64_MAX +#define UINT64_MAX _UI64_MAX +#define INT64_MAX _I64_MAX +#define INT64_MIN _I64_MIN +#endif +#ifndef S_IRUSR +#define S_IRUSR 0400 +#define S_IWUSR 0200 +#endif +#define unlink _unlink +typedef int socklen_t; +#else +#define WSAGetLastError() errno +#define WSAEWOULDBLOCK EWOULDBLOCK +#define WSAEMSGSIZE EMSGSIZE +#define WSAEINTR EINTR +#define WSAEINPROGRESS EINPROGRESS +#define WSAEADDRINUSE EADDRINUSE +#define WSAENOTSOCK EBADF +#define INVALID_SOCKET (SOCKET)(~0) +#define SOCKET_ERROR -1 +typedef u_int SOCKET; +#define _vsnprintf(a,b,c,d) vsnprintf(a,b,c,d) +#define strlwr(psz) to_lower(psz) +#define _strlwr(psz) to_lower(psz) +#define MAX_PATH 1024 +#define Beep(n1,n2) (0) +inline void Sleep(int64 n) +{ + boost::thread::sleep(boost::get_system_time() + boost::posix_time::milliseconds(n)); +} +#endif + +inline int myclosesocket(SOCKET& hSocket) +{ + if (hSocket == INVALID_SOCKET) + return WSAENOTSOCK; +#ifdef __WXMSW__ + int ret = closesocket(hSocket); +#else + int ret = close(hSocket); +#endif + hSocket = INVALID_SOCKET; + return ret; +} +#define closesocket(s) myclosesocket(s) + +#ifndef GUI +inline const char* _(const char* psz) +{ + return psz; +} +#endif + + + + + + + + + + +extern map<string, string> mapArgs; +extern map<string, vector<string> > mapMultiArgs; +extern bool fDebug; +extern bool fPrintToConsole; +extern bool fPrintToDebugger; +extern char pszSetDataDir[MAX_PATH]; +extern bool fShutdown; +extern bool fDaemon; +extern bool fCommandLine; +extern string strMiscWarning; + +void RandAddSeed(); +void RandAddSeedPerfmon(); +int OutputDebugStringF(const char* pszFormat, ...); +int my_snprintf(char* buffer, size_t limit, const char* format, ...); +string strprintf(const char* format, ...); +bool error(const char* format, ...); +void PrintException(std::exception* pex, const char* pszThread); +void LogException(std::exception* pex, const char* pszThread); +void ParseString(const string& str, char c, vector<string>& v); +string FormatMoney(int64 n, bool fPlus=false); +bool ParseMoney(const string& str, int64& nRet); +bool ParseMoney(const char* pszIn, int64& nRet); +vector<unsigned char> ParseHex(const char* psz); +vector<unsigned char> ParseHex(const std::string& str); +void ParseParameters(int argc, char* argv[]); +const char* wxGetTranslation(const char* psz); +int GetFilesize(FILE* file); +void GetDataDir(char* pszDirRet); +string GetConfigFile(); +void ReadConfigFile(map<string, string>& mapSettingsRet, map<string, vector<string> >& mapMultiSettingsRet); +#ifdef __WXMSW__ +string MyGetSpecialFolderPath(int nFolder, bool fCreate); +#endif +string GetDefaultDataDir(); +string GetDataDir(); +void ShrinkDebugFile(); +uint64 GetRand(uint64 nMax); +int64 GetTime(); +int64 GetAdjustedTime(); +void AddTimeData(unsigned int ip, int64 nTime); + + + + + + + + + + + + + +// Wrapper to automatically initialize critical sections +class CCriticalSection +{ +#ifdef __WXMSW__ +protected: + CRITICAL_SECTION cs; +public: + explicit CCriticalSection() { InitializeCriticalSection(&cs); } + ~CCriticalSection() { DeleteCriticalSection(&cs); } + void Enter() { EnterCriticalSection(&cs); } + void Leave() { LeaveCriticalSection(&cs); } + bool TryEnter() { return TryEnterCriticalSection(&cs); } +#else +protected: + boost::interprocess::interprocess_recursive_mutex mutex; +public: + explicit CCriticalSection() { } + ~CCriticalSection() { } + void Enter() { mutex.lock(); } + void Leave() { mutex.unlock(); } + bool TryEnter() { return mutex.try_lock(); } +#endif +public: + const char* pszFile; + int nLine; +}; + +// Automatically leave critical section when leaving block, needed for exception safety +class CCriticalBlock +{ +protected: + CCriticalSection* pcs; +public: + CCriticalBlock(CCriticalSection& csIn) { pcs = &csIn; pcs->Enter(); } + ~CCriticalBlock() { pcs->Leave(); } +}; + +// WARNING: This will catch continue and break! +// break is caught with an assertion, but there's no way to detect continue. +// I'd rather be careful than suffer the other more error prone syntax. +// The compiler will optimise away all this loop junk. +#define CRITICAL_BLOCK(cs) \ + for (bool fcriticalblockonce=true; fcriticalblockonce; assert(("break caught by CRITICAL_BLOCK!", !fcriticalblockonce)), fcriticalblockonce=false) \ + for (CCriticalBlock criticalblock(cs); fcriticalblockonce && (cs.pszFile=__FILE__, cs.nLine=__LINE__, true); fcriticalblockonce=false, cs.pszFile=NULL, cs.nLine=0) + +class CTryCriticalBlock +{ +protected: + CCriticalSection* pcs; +public: + CTryCriticalBlock(CCriticalSection& csIn) { pcs = (csIn.TryEnter() ? &csIn : NULL); } + ~CTryCriticalBlock() { if (pcs) pcs->Leave(); } + bool Entered() { return pcs != NULL; } +}; + +#define TRY_CRITICAL_BLOCK(cs) \ + for (bool fcriticalblockonce=true; fcriticalblockonce; assert(("break caught by TRY_CRITICAL_BLOCK!", !fcriticalblockonce)), fcriticalblockonce=false) \ + for (CTryCriticalBlock criticalblock(cs); fcriticalblockonce && (fcriticalblockonce = criticalblock.Entered()) && (cs.pszFile=__FILE__, cs.nLine=__LINE__, true); fcriticalblockonce=false, cs.pszFile=NULL, cs.nLine=0) + + + + + + + + + + +inline string i64tostr(int64 n) +{ + return strprintf("%"PRI64d, n); +} + +inline string itostr(int n) +{ + return strprintf("%d", n); +} + +inline int64 atoi64(const char* psz) +{ +#ifdef _MSC_VER + return _atoi64(psz); +#else + return strtoll(psz, NULL, 10); +#endif +} + +inline int64 atoi64(const string& str) +{ +#ifdef _MSC_VER + return _atoi64(str.c_str()); +#else + return strtoll(str.c_str(), NULL, 10); +#endif +} + +inline int atoi(const string& str) +{ + return atoi(str.c_str()); +} + +inline int roundint(double d) +{ + return (int)(d > 0 ? d + 0.5 : d - 0.5); +} + +inline int64 roundint64(double d) +{ + return (int64)(d > 0 ? d + 0.5 : d - 0.5); +} + +inline int64 abs64(int64 n) +{ + return (n >= 0 ? n : -n); +} + +template<typename T> +string HexStr(const T itbegin, const T itend, bool fSpaces=true) +{ + if (itbegin == itend) + return ""; + const unsigned char* pbegin = (const unsigned char*)&itbegin[0]; + const unsigned char* pend = pbegin + (itend - itbegin) * sizeof(itbegin[0]); + string str; + for (const unsigned char* p = pbegin; p != pend; p++) + str += strprintf((fSpaces && p != pend-1 ? "%02x " : "%02x"), *p); + return str; +} + +inline string HexStr(vector<unsigned char> vch, bool fSpaces=true) +{ + return HexStr(vch.begin(), vch.end(), fSpaces); +} + +template<typename T> +string HexNumStr(const T itbegin, const T itend, bool f0x=true) +{ + if (itbegin == itend) + return ""; + const unsigned char* pbegin = (const unsigned char*)&itbegin[0]; + const unsigned char* pend = pbegin + (itend - itbegin) * sizeof(itbegin[0]); + string str = (f0x ? "0x" : ""); + for (const unsigned char* p = pend-1; p >= pbegin; p--) + str += strprintf("%02X", *p); + return str; +} + +template<typename T> +void PrintHex(const T pbegin, const T pend, const char* pszFormat="%s", bool fSpaces=true) +{ + printf(pszFormat, HexStr(pbegin, pend, fSpaces).c_str()); +} + +inline void PrintHex(vector<unsigned char> vch, const char* pszFormat="%s", bool fSpaces=true) +{ + printf(pszFormat, HexStr(vch, fSpaces).c_str()); +} + +inline int64 PerformanceCounter() +{ + int64 nCounter = 0; +#ifdef __WXMSW__ + QueryPerformanceCounter((LARGE_INTEGER*)&nCounter); +#else + timeval t; + gettimeofday(&t, NULL); + nCounter = t.tv_sec * 1000000 + t.tv_usec; +#endif + return nCounter; +} + +inline int64 GetTimeMillis() +{ + return (posix_time::ptime(posix_time::microsec_clock::universal_time()) - + posix_time::ptime(gregorian::date(1970,1,1))).total_milliseconds(); +} + +inline string DateTimeStrFormat(const char* pszFormat, int64 nTime) +{ + time_t n = nTime; + struct tm* ptmTime = gmtime(&n); + char pszTime[200]; + strftime(pszTime, sizeof(pszTime), pszFormat, ptmTime); + return pszTime; +} + +template<typename T> +void skipspaces(T& it) +{ + while (isspace(*it)) + ++it; +} + +inline bool IsSwitchChar(char c) +{ +#ifdef __WXMSW__ + return c == '-' || c == '/'; +#else + return c == '-'; +#endif +} + + + + + + + + + + +inline void heapchk() +{ +#ifdef __WXMSW__ + /// for debugging + //if (_heapchk() != _HEAPOK) + // DebugBreak(); +#endif +} + +// Randomize the stack to help protect against buffer overrun exploits +#define IMPLEMENT_RANDOMIZE_STACK(ThreadFn) \ + { \ + static char nLoops; \ + if (nLoops <= 0) \ + nLoops = GetRand(20) + 1; \ + if (nLoops-- > 1) \ + { \ + ThreadFn; \ + return; \ + } \ + } + +#define CATCH_PRINT_EXCEPTION(pszFn) \ + catch (std::exception& e) { \ + PrintException(&e, (pszFn)); \ + } catch (...) { \ + PrintException(NULL, (pszFn)); \ + } + + + + + + + + + + +template<typename T1> +inline uint256 Hash(const T1 pbegin, const T1 pend) +{ + static unsigned char pblank[1]; + uint256 hash1; + SHA256((pbegin == pend ? pblank : (unsigned char*)&pbegin[0]), (pend - pbegin) * sizeof(pbegin[0]), (unsigned char*)&hash1); + uint256 hash2; + SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2); + return hash2; +} + +template<typename T1, typename T2> +inline uint256 Hash(const T1 p1begin, const T1 p1end, + const T2 p2begin, const T2 p2end) +{ + static unsigned char pblank[1]; + uint256 hash1; + SHA256_CTX ctx; + SHA256_Init(&ctx); + SHA256_Update(&ctx, (p1begin == p1end ? pblank : (unsigned char*)&p1begin[0]), (p1end - p1begin) * sizeof(p1begin[0])); + SHA256_Update(&ctx, (p2begin == p2end ? pblank : (unsigned char*)&p2begin[0]), (p2end - p2begin) * sizeof(p2begin[0])); + SHA256_Final((unsigned char*)&hash1, &ctx); + uint256 hash2; + SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2); + return hash2; +} + +template<typename T1, typename T2, typename T3> +inline uint256 Hash(const T1 p1begin, const T1 p1end, + const T2 p2begin, const T2 p2end, + const T3 p3begin, const T3 p3end) +{ + static unsigned char pblank[1]; + uint256 hash1; + SHA256_CTX ctx; + SHA256_Init(&ctx); + SHA256_Update(&ctx, (p1begin == p1end ? pblank : (unsigned char*)&p1begin[0]), (p1end - p1begin) * sizeof(p1begin[0])); + SHA256_Update(&ctx, (p2begin == p2end ? pblank : (unsigned char*)&p2begin[0]), (p2end - p2begin) * sizeof(p2begin[0])); + SHA256_Update(&ctx, (p3begin == p3end ? pblank : (unsigned char*)&p3begin[0]), (p3end - p3begin) * sizeof(p3begin[0])); + SHA256_Final((unsigned char*)&hash1, &ctx); + uint256 hash2; + SHA256((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2); + return hash2; +} + +template<typename T> +uint256 SerializeHash(const T& obj, int nType=SER_GETHASH, int nVersion=VERSION) +{ + // Most of the time is spent allocating and deallocating CDataStream's + // buffer. If this ever needs to be optimized further, make a CStaticStream + // class with its buffer on the stack. + CDataStream ss(nType, nVersion); + ss.reserve(10000); + ss << obj; + return Hash(ss.begin(), ss.end()); +} + +inline uint160 Hash160(const vector<unsigned char>& vch) +{ + uint256 hash1; + SHA256(&vch[0], vch.size(), (unsigned char*)&hash1); + uint160 hash2; + RIPEMD160((unsigned char*)&hash1, sizeof(hash1), (unsigned char*)&hash2); + return hash2; +} + + + + + + + + + + + +// Note: It turns out we might have been able to use boost::thread +// by using TerminateThread(boost::thread.native_handle(), 0); +#ifdef __WXMSW__ +typedef HANDLE pthread_t; + +inline pthread_t CreateThread(void(*pfn)(void*), void* parg, bool fWantHandle=false) +{ + DWORD nUnused = 0; + HANDLE hthread = + CreateThread( + NULL, // default security + 0, // inherit stack size from parent + (LPTHREAD_START_ROUTINE)pfn, // function pointer + parg, // argument + 0, // creation option, start immediately + &nUnused); // thread identifier + if (hthread == NULL) + { + printf("Error: CreateThread() returned %d\n", GetLastError()); + return (pthread_t)0; + } + if (!fWantHandle) + { + CloseHandle(hthread); + return (pthread_t)-1; + } + return hthread; +} + +inline void SetThreadPriority(int nPriority) +{ + SetThreadPriority(GetCurrentThread(), nPriority); +} +#else +inline pthread_t CreateThread(void(*pfn)(void*), void* parg, bool fWantHandle=false) +{ + pthread_t hthread = 0; + int ret = pthread_create(&hthread, NULL, (void*(*)(void*))pfn, parg); + if (ret != 0) + { + printf("Error: pthread_create() returned %d\n", ret); + return (pthread_t)0; + } + if (!fWantHandle) + return (pthread_t)-1; + return hthread; +} + +#define THREAD_PRIORITY_LOWEST PRIO_MAX +#define THREAD_PRIORITY_BELOW_NORMAL 2 +#define THREAD_PRIORITY_NORMAL 0 +#define THREAD_PRIORITY_ABOVE_NORMAL 0 + +inline void SetThreadPriority(int nPriority) +{ + // It's unclear if it's even possible to change thread priorities on Linux, + // but we really and truly need it for the generation threads. +#ifdef PRIO_THREAD + setpriority(PRIO_THREAD, 0, nPriority); +#else + setpriority(PRIO_PROCESS, 0, nPriority); +#endif +} + +inline bool TerminateThread(pthread_t hthread, unsigned int nExitCode) +{ + return (pthread_cancel(hthread) == 0); +} + +inline void ExitThread(unsigned int nExitCode) +{ + pthread_exit((void*)nExitCode); +} +#endif |