Compare text

Find the difference between two text files

Real-time diff

Unified diff

Collapse lines

Highlight change

Syntax highlighting

Tools

Diffchecker Desktop The most secure way to run Diffchecker. Get the Diffchecker Desktop app: your diffs never leave your computer!Get Desktop

Comparing sensitive data, confidential files or internal emails?

Most legal and privacy policies prohibit uploading sensitive data online. Diffchecker Desktop ensures your confidential information never leaves your computer. Work offline and compare documents securely.

Download Diffchecker Desktop Learn more

Untitled diff

Created 8 years agoDiff never expires

10 removals

930 lines

9 additions

929 lines

// Distributed under the MIT/X11 software license, see the accompanying

// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#include "util.h"

#include "strlcpy.h"

#include "version.h"

#include "ui_interface.h"

#include <boost/algorithm/string/join.hpp>

// Work around clang compilation problem in Boost 1.46:

// /usr/include/boost/program_options/detail/config_file.hpp:163:17: error: call to function 'to_internal' that is neither visible in the template definition nor found by argument-dependent lookup

// See also: http://stackoverflow.com/questions/10020179/compilation-fail-in-boost-librairies-program-options

// http://clang.debian.net/status.php?version=3.0&key=CANNOT_FIND_FUNCTION

namespace boost {

namespace program_options {

std::string to_internal(const std::string&);

}

#include <boost/program_options/detail/config_file.hpp>

#include <boost/program_options/parsers.hpp>

#include <boost/filesystem.hpp>

#include <boost/filesystem/fstream.hpp>

#include <boost/interprocess/sync/interprocess_mutex.hpp>

#include <boost/interprocess/sync/interprocess_recursive_mutex.hpp>

#include <boost/foreach.hpp>

#include <boost/thread.hpp>

#include <openssl/crypto.h>

#include <openssl/rand.h>

#ifdef WIN32

#ifdef _MSC_VER

#pragma warning(disable:4786)

#pragma warning(disable:4804)

#pragma warning(disable:4805)

#pragma warning(disable:4717)

#endif

#ifdef _WIN32_WINNT

#undef _WIN32_WINNT

#endif

#define _WIN32_WINNT 0x0501

#ifdef _WIN32_IE

#undef _WIN32_IE

#endif

#define _WIN32_IE 0x0501

#define WIN32_LEAN_AND_MEAN 1

#ifndef NOMINMAX

#define NOMINMAX

#endif

#include "shlobj.h"

#include "shlwapi.h"

#endif

#ifndef WIN32

#include <execinfo.h>

#endif

using namespace std;

using namespace boost;

map<string, string> mapArgs;

map<string, vector<string> > mapMultiArgs;

map<string, string> mapPeercoinArgs;

bool fDebug = false;

bool fPrintToConsole = false;

bool fPrintToDebugger = false;

bool fRequestShutdown = false;

bool fShutdown = false;

bool fDaemon = false;

bool fServer = false;

bool fCommandLine = false;

string strMiscWarning;

bool fTestNet = false;

bool fNoListen = false;

bool fLogTimestamps = false;

CMedianFilter<int64> vTimeOffsets(200,0);

// Init openssl library multithreading support

static boost::interprocess::interprocess_mutex** ppmutexOpenSSL;

void locking_callback(int mode, int i, const char* file, int line)

{

if (mode & CRYPTO_LOCK)

ppmutexOpenSSL[i]->lock();

else

ppmutexOpenSSL[i]->unlock();

}

// Init

class CInit

{

public:

CInit()

{

// Init openssl library multithreading support

ppmutexOpenSSL = (boost::interprocess::interprocess_mutex**)OPENSSL_malloc(CRYPTO_num_locks() * sizeof(boost::interprocess::interprocess_mutex*));

for (int i = 0; i < CRYPTO_num_locks(); i++)

ppmutexOpenSSL[i] = new boost::interprocess::interprocess_mutex();

CRYPTO_set_locking_callback(locking_callback);

#ifdef WIN32

// Seed random number generator with screen scrape and other hardware sources

RAND_screen();

#endif

// Seed random number generator with performance counter

RandAddSeed();

}

~CInit()

{

// Shutdown openssl library multithreading support

CRYPTO_set_locking_callback(NULL);

for (int i = 0; i < CRYPTO_num_locks(); i++)

delete ppmutexOpenSSL[i];

OPENSSL_free(ppmutexOpenSSL);

}

instance_of_cinit;

void RandAddSeed()

{

// Seed with CPU performance counter

int64 nCounter = GetPerformanceCounter();

RAND_add(&nCounter, sizeof(nCounter), 1.5);

memset(&nCounter, 0, sizeof(nCounter));

}

void RandAddSeedPerfmon()

{

RandAddSeed();

// This can take up to 2 seconds, so only do it every 10 minutes

static int64 nLastPerfmon;

if (GetTime() < nLastPerfmon + 10 * 60)

return;

nLastPerfmon = GetTime();

#ifdef WIN32

// Don't need this on Linux, OpenSSL automatically uses /dev/urandom

// Seed with the entire set of perfmon data

unsigned char pdata[250000];

memset(pdata, 0, sizeof(pdata));

unsigned long nSize = sizeof(pdata);

long ret = RegQueryValueExA(HKEY_PERFORMANCE_DATA, "Global", NULL, NULL, pdata, &nSize);

RegCloseKey(HKEY_PERFORMANCE_DATA);

if (ret == ERROR_SUCCESS)

{

RAND_add(pdata, nSize, nSize/100.0);

memset(pdata, 0, nSize);

printf("%s RandAddSeed() %d bytes\n", DateTimeStrFormat(GetTime()).c_str(), nSize);

}

#endif

}

uint64 GetRand(uint64 nMax)

{

if (nMax == 0)

return 0;

// The range of the random source must be a multiple of the modulus

// to give every possible output value an equal possibility

uint64 nRange = (std::numeric_limits<uint64>::max() / nMax) * nMax;

uint64 nRand = 0;

RAND_bytes((unsigned char*)&nRand, sizeof(nRand));

while (nRand >= nRange);

return (nRand % nMax);

}

int GetRandInt(int nMax)

{

return GetRand(nMax);

}

uint256 GetRandHash()

{

uint256 hash;

RAND_bytes((unsigned char*)&hash, sizeof(hash));

return hash;

}

static FILE* fileout = NULL;

inline int OutputDebugStringF(const char* pszFormat, ...)

{

int ret = 0;

if (fPrintToConsole)

{

// print to console

va_list arg_ptr;

va_start(arg_ptr, pszFormat);

ret = vprintf(pszFormat, arg_ptr);

va_end(arg_ptr);

}

else

{

// print to debug.log

if (!fileout)

{

boost::filesystem::path pathDebug = GetDataDir() / "debug.log";

fileout = fopen(pathDebug.string().c_str(), "a");

if (fileout) setbuf(fileout, NULL); // unbuffered

}

if (fileout)

{

static bool fStartedNewLine = true;

static boost::mutex mutexDebugLog;

boost::mutex::scoped_lock scoped_lock(mutexDebugLog);

// Debug print useful for profiling

if (fLogTimestamps && fStartedNewLine)

fprintf(fileout, "%s ", DateTimeStrFormat(GetTime()).c_str());

if (pszFormat[strlen(pszFormat) - 1] == '\n')

fStartedNewLine = true;

else

fStartedNewLine = false;

va_list arg_ptr;

va_start(arg_ptr, pszFormat);

ret = vfprintf(fileout, pszFormat, arg_ptr);

va_end(arg_ptr);

}

#ifdef WIN32

if (fPrintToDebugger)

{

static CCriticalSection cs_OutputDebugStringF;

// accumulate a line at a time

{

LOCK(cs_OutputDebugStringF);

static char pszBuffer[50000];

static char* pend;

if (pend == NULL)

pend = pszBuffer;

va_list arg_ptr;

va_start(arg_ptr, pszFormat);

int limit = END(pszBuffer) - pend - 2;

int ret = _vsnprintf(pend, limit, pszFormat, arg_ptr);

va_end(arg_ptr);

if (ret < 0 || ret >= limit)

{

pend = END(pszBuffer) - 2;

*pend++ = '\n';

}

else

pend += ret;

*pend = '\0';

char* p1 = pszBuffer;

char* p2;

while ((p2 = strchr(p1, '\n')))

{

p2++;

char c = *p2;

*p2 = '\0';

OutputDebugStringA(p1);

*p2 = c;

p1 = p2;

}

if (p1 != pszBuffer)

memmove(pszBuffer, p1, pend - p1 + 1);

pend -= (p1 - pszBuffer);

}

#endif

return ret;

}

// Safer snprintf

// - prints up to limit-1 characters

// - output string is always null terminated even if limit reached

// - return value is the number of characters actually printed

int my_snprintf(char* buffer, size_t limit, const char* format, ...)

{

if (limit == 0)

return 0;

va_list arg_ptr;

va_start(arg_ptr, format);

int ret = _vsnprintf(buffer, limit, format, arg_ptr);

va_end(arg_ptr);

if (ret < 0 || ret >= (int)limit)

{

ret = limit - 1;

buffer[limit-1] = 0;

}

return ret;

}

string real_strprintf(const std::string &format, int dummy, ...)

{

char buffer[50000];

char* p = buffer;

int limit = sizeof(buffer);

int ret;

loop

{

va_list arg_ptr;

va_start(arg_ptr, dummy);

ret = _vsnprintf(p, limit, format.c_str(), arg_ptr);

va_end(arg_ptr);

if (ret >= 0 && ret < limit)

break;

if (p != buffer)

delete[] p;

limit *= 2;

p = new char[limit];

if (p == NULL)

throw std::bad_alloc();

}

string str(p, p+ret);

if (p != buffer)

delete[] p;

return str;

}

bool error(const char *format, ...)

{

char buffer[50000];

int limit = sizeof(buffer);

va_list arg_ptr;

va_start(arg_ptr, format);

int ret = _vsnprintf(buffer, limit, format, arg_ptr);

va_end(arg_ptr);

if (ret < 0 || ret >= limit)

{

buffer[limit-1] = 0;

}

printf("ERROR: %s\n", buffer);

return false;

}

void ParseString(const string& str, char c, vector<string>& v)

{

if (str.empty())

return;

string::size_type i1 = 0;

string::size_type i2;

loop

{

i2 = str.find(c, i1);

if (i2 == str.npos)

{

v.push_back(str.substr(i1));

return;

}

v.push_back(str.substr(i1, i2-i1));

i1 = i2+1;

}

string FormatMoney(int64 n, bool fPlus)

{

// Note: not using straight sprintf here because we do NOT want

// localized number formatting.

int64 n_abs = (n > 0 ? n : -n);

int64 quotient = n_abs/COIN;

int64 remainder = n_abs%COIN;

string str = strprintf("%"PRI64d".%06"PRI64d, quotient, remainder);

// Right-trim excess 0's before the decimal point:

int nTrim = 0;

for (int i = str.size()-1; (str[i] == '0' && isdigit(str[i-2])); --i)

++nTrim;

if (nTrim)

str.erase(str.size()-nTrim, nTrim);

if (n < 0)

str.insert((unsigned int)0, 1, '-');

else if (fPlus && n > 0)

str.insert((unsigned int)0, 1, '+');

return str;

}

bool ParseMoney(const string& str, int64& nRet)

{

return ParseMoney(str.c_str(), nRet);

}

bool ParseMoney(const char* pszIn, int64& nRet)

{

string strWhole;

int64 nUnits = 0;

const char* p = pszIn;

while (isspace(*p))

p++;

for (; *p; p++)

{

if (*p == '.')

{

p++;

int64 nMult = CENT*10;

while (isdigit(*p) && (nMult > 0))

{

nUnits += nMult * (*p++ - '0');

nMult /= 10;

}

break;

}

if (isspace(*p))

break;

if (!isdigit(*p))

return false;

strWhole.insert(strWhole.end(), *p);

}

for (; *p; p++)

if (!isspace(*p))

return false;

if (strWhole.size() > 10) // guard against 63 bit overflow

return false;

if (nUnits < 0 || nUnits > COIN)

return false;

int64 nWhole = atoi64(strWhole);

int64 nValue = nWhole*COIN + nUnits;

nRet = nValue;

return true;

}

static signed char phexdigit[256] =

{ -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,

-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,

0,1,2,3,4,5,6,7,8,9,-1,-1,-1,-1,-1,-1,

-1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,

-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,

-1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,

-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,

-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, };

bool IsHex(const string& str)

{

BOOST_FOREACH(unsigned char c, str)

{

if (phexdigit[c] < 0)

return false;

}

return (str.size() > 0) && (str.size()%2 == 0);

}

vector<unsigned char> ParseHex(const char* psz)

{

// convert hex dump to vector

vector<unsigned char> vch;

loop

{

while (isspace(*psz))

psz++;

signed char c = phexdigit[(unsigned char)*psz++];

if (c == (signed char)-1)

break;

unsigned char n = (c << 4);

c = phexdigit[(unsigned char)*psz++];

if (c == (signed char)-1)

break;

n |= c;

vch.push_back(n);

}

return vch;

}

vector<unsigned char> ParseHex(const string& str)

{

return ParseHex(str.c_str());

}

static void InterpretNegativeSetting(string name, map<string, string>& mapSettingsRet)

{

// interpret -nofoo as -foo=0 (and -nofoo=0 as -foo=1) as long as -foo not set

if (name.find("-no") == 0)

{

std::string positive("-");

positive.append(name.begin()+3, name.end());

if (mapSettingsRet.count(positive) == 0)

{

bool value = !GetBoolArg(name);

mapSettingsRet[positive] = (value ? "1" : "0");

}

void ParseParameters(int argc, const char*const argv[])

{

mapArgs.clear();

mapMultiArgs.clear();

for (int i = 1; i < argc; i++)

{

char psz[10000];

strlcpy(psz, argv[i], sizeof(psz));

char* pszValue = (char*)"";

if (strchr(psz, '='))

{

pszValue = strchr(psz, '=');

*pszValue++ = '\0';

}

#ifdef WIN32

_strlwr(psz);

if (psz[0] == '/')

psz[0] = '-';

#endif

if (psz[0] != '-')

break;

mapArgs[psz] = pszValue;

mapMultiArgs[psz].push_back(pszValue);

}

// New 0.6 features:

BOOST_FOREACH(const PAIRTYPE(string,string)& entry, mapArgs)

{

string name = entry.first;

// interpret --foo as -foo (as long as both are not set)

if (name.find("--") == 0)

{

std::string singleDash(name.begin()+1, name.end());

if (mapArgs.count(singleDash) == 0)

mapArgs[singleDash] = entry.second;

name = singleDash;

}

// interpret -nofoo as -foo=0 (and -nofoo=0 as -foo=1) as long as -foo not set

InterpretNegativeSetting(name, mapArgs);

}

std::string GetArg(const std::string& strArg, const std::string& strDefault)

{

if (mapArgs.count(strArg))

return mapArgs[strArg];

return strDefault;

}

std::string GetPeercoinArg(const std::string& strArg, const std::string& strDefault)

{

if (mapPeercoinArgs.count(strArg))

return mapPeercoinArgs[strArg];

return strDefault;

}

int64 GetArg(const std::string& strArg, int64 nDefault)

{

if (mapArgs.count(strArg))

return atoi64(mapArgs[strArg]);

return nDefault;

}

int64 GetPeercoinArg(const std::string& strArg, int64 nDefault)

{

if (mapPeercoinArgs.count(strArg))

return atoi64(mapPeercoinArgs[strArg]);

return nDefault;

}

bool GetBoolArg(const std::string& strArg, bool fDefault)

{

if (mapArgs.count(strArg))

{

if (mapArgs[strArg].empty())

return true;

return (atoi(mapArgs[strArg]) != 0);

}

return fDefault;

}

bool GetPeercoinBoolArg(const std::string& strArg, bool fDefault)

{

if (mapPeercoinArgs.count(strArg))

{

if (mapPeercoinArgs[strArg].empty())

return true;

return (atoi(mapPeercoinArgs[strArg]) != 0);

}

return fDefault;

}

bool SoftSetArg(const std::string& strArg, const std::string& strValue)

{

if (mapArgs.count(strArg))

return false;

mapArgs[strArg] = strValue;

return true;

}

bool SoftSetBoolArg(const std::string& strArg, bool fValue)

{

if (fValue)

return SoftSetArg(strArg, std::string("1"));

else

return SoftSetArg(strArg, std::string("0"));

}

string EncodeBase64(const unsigned char* pch, size_t len)

{

static const char *pbase64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

string strRet="";

strRet.reserve((len+2)/3*4);

int mode=0, left=0;

const unsigned char *pchEnd = pch+len;

while (pch<pchEnd)

{

int enc = *(pch++);

switch (mode)

{

case 0: // we have no bits

strRet += pbase64[enc >> 2];

left = (enc & 3) << 4;

mode = 1;

break;

case 1: // we have two bits

strRet += pbase64[left | (enc >> 4)];

left = (enc & 15) << 2;

mode = 2;

break;

case 2: // we have four bits

strRet += pbase64[left | (enc >> 6)];

strRet += pbase64[enc & 63];

mode = 0;

break;

}

if (mode)

{

strRet += pbase64[left];

strRet += '=';

if (mode == 1)

strRet += '=';

}

return strRet;

}

string EncodeBase64(const string& str)

{

return EncodeBase64((const unsigned char*)str.c_str(), str.size());

}

vector<unsigned char> DecodeBase64(const char* p, bool* pfInvalid)

{

static const int decode64_table[256] =

{

-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,

-1, -1, -1, 62, -1, -1, -1, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1,

-1, -1, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,

15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28,

29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,

49, 50, 51, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,

-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,

-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1

};

if (pfInvalid)

*pfInvalid = false;

vector<unsigned char> vchRet;

vchRet.reserve(strlen(p)*3/4);

int mode = 0;

int left = 0;

while (1)

{

int dec = decode64_table[(unsigned char)*p];

if (dec == -1) break;

p++;

switch (mode)

{

case 0: // we have no bits and get 6

left = dec;

mode = 1;

break;

case 1: // we have 6 bits and keep 4

vchRet.push_back((left<<2) | (dec>>4));

left = dec & 15;

mode = 2;

break;

case 2: // we have 4 bits and get 6, we keep 2

vchRet.push_back((left<<4) | (dec>>2));

left = dec & 3;

mode = 3;

break;

case 3: // we have 2 bits and get 6

vchRet.push_back((left<<6) | dec);

mode = 0;

break;

}

if (pfInvalid)

switch (mode)

{

case 0: // 4n base64 characters processed: ok

break;

case 1: // 4n+1 base64 character processed: impossible

*pfInvalid = true;

break;

case 2: // 4n+2 base64 characters processed: require '=='

if (left || p[0] != '=' || p[1] != '=' || decode64_table[(unsigned char)p[2]] != -1)

*pfInvalid = true;

break;

case 3: // 4n+3 base64 characters processed: require '='

if (left || p[0] != '=' || decode64_table[(unsigned char)p[1]] != -1)

*pfInvalid = true;

break;

}

return vchRet;

}

string DecodeBase64(const string& str)

{

vector<unsigned char> vchRet = DecodeBase64(str.c_str());

return string((const char*)&vchRet[0], vchRet.size());

}

bool WildcardMatch(const char* psz, const char* mask)

{

loop

{

switch (*mask)

{

case '\0':

return (*psz == '\0');

case '*':

return WildcardMatch(psz, mask+1) || (*psz && WildcardMatch(psz+1, mask));

case '?':

if (*psz == '\0')

return false;

break;

default:

if (*psz != *mask)

return false;

break;

}

psz++;

mask++;

}

bool WildcardMatch(const string& str, const string& mask)

{

return WildcardMatch(str.c_str(), mask.c_str());

}

void FormatException(char* pszMessage, std::exception* pex, const char* pszThread)

{

#ifdef WIN32

char pszModule[MAX_PATH];

pszModule[0] = '\0';

GetModuleFileNameA(NULL, pszModule, sizeof(pszModule));

#else

const char* pszModule = "peershares";

const char* pszModule = "decent";

#endif

if (pex)

snprintf(pszMessage, 1000,

"EXCEPTION: %s \n%s \n%s in %s \n", typeid(*pex).name(), pex->what(), pszModule, pszThread);

else

snprintf(pszMessage, 1000,

"UNKNOWN EXCEPTION \n%s in %s \n", pszModule, pszThread);

}

void LogException(std::exception* pex, const char* pszThread)

{

char pszMessage[10000];

FormatException(pszMessage, pex, pszThread);

printf("\n%s", pszMessage);

}

void PrintException(std::exception* pex, const char* pszThread)

{

char pszMessage[10000];

FormatException(pszMessage, pex, pszThread);

printf("\n\n************************\n%s\n", pszMessage);

fprintf(stderr, "\n\n************************\n%s\n", pszMessage);

strMiscWarning = pszMessage;

throw;

}

void LogStackTrace() {

printf("\n\n******* exception encountered *******\n");

if (fileout)

{

#ifndef WIN32

void* pszBuffer[32];

size_t size;

size = backtrace(pszBuffer, 32);

backtrace_symbols_fd(pszBuffer, size, fileno(fileout));

#endif

}

void PrintExceptionContinue(std::exception* pex, const char* pszThread)

{

char pszMessage[10000];

FormatException(pszMessage, pex, pszThread);

printf("\n\n************************\n%s\n", pszMessage);

fprintf(stderr, "\n\n************************\n%s\n", pszMessage);

strMiscWarning = pszMessage;

}

#ifdef WIN32

boost::filesystem::path MyGetSpecialFolderPath(int nFolder, bool fCreate)

{

namespace fs = boost::filesystem;

char pszPath[MAX_PATH] = "";

if(SHGetSpecialFolderPathA(NULL, pszPath, nFolder, fCreate))

{

return fs::path(pszPath);

}

else if (nFolder == CSIDL_STARTUP)

{

return fs::path(getenv("USERPROFILE")) / "Start Menu" / "Programs" / "Startup";

}

else if (nFolder == CSIDL_APPDATA)

{

return fs::path(getenv("APPDATA"));

}

return fs::path("");

}

#endif

boost::filesystem::path GetDefaultDataDir()

{

namespace fs = boost::filesystem;

// Windows: C:\Documents and Settings\username\Application Data\PPCoin

// Windows: C:\Documents and Settings\username\Application Data\Decent

// Mac: ~/Library/Application Support/PPCoin

// Mac: ~/Library/Application Support/Decent

// Unix: ~/.peershares

// Unix: ~/.decent

#ifdef WIN32

// Windows

return MyGetSpecialFolderPath(CSIDL_APPDATA, true) / "Peershares";

return MyGetSpecialFolderPath(CSIDL_APPDATA, true) / "Decent";

#else

fs::path pathRet;

char* pszHome = getenv("HOME");

if (pszHome == NULL || strlen(pszHome) == 0)

pathRet = fs::path("/");

else

pathRet = fs::path(pszHome);

#ifdef MAC_OSX

// Mac

pathRet /= "Library/Application Support";

fs::create_directory(pathRet);

return pathRet / "Peershares";

return pathRet / "Decent";

#else

// Unix

return pathRet / ".peershares";

return pathRet / ".decent";

#endif

}

boost::filesystem::path GetDefaultPeercoinDataDir()

{

namespace fs = boost::filesystem;

// Windows: C:\Documents and Settings\username\Application Data\PPCoin

// Mac: ~/Library/Application Support/PPCoin

// Unix: ~/.peershares

#ifdef WIN32

// Windows

return MyGetSpecialFolderPath(CSIDL_APPDATA, true) / "PPCoin";

#else

fs::path pathRet;

char* pszHome = getenv("HOME");

if (pszHome == NULL || strlen(pszHome) == 0)

pathRet = fs::path("/");

else

pathRet = fs::path(pszHome);

#ifdef MAC_OSX

// Mac

pathRet /= "Library/Application Support";

fs::create_directory(pathRet);

return pathRet / "PPCoin";

return p

#else

Saved diffs

Original text

Open file

// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Copyright (c) 2011-2012 The Peercoin developers
// Copyright (c) 2013-2014 The Peershares developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.

#include "util.h"
#include "strlcpy.h"
#include "version.h"
#include "ui_interface.h"
#include <boost/algorithm/string/join.hpp>

// Work around clang compilation problem in Boost 1.46:
// /usr/include/boost/program_options/detail/config_file.hpp:163:17: error: call to function 'to_internal' that is neither visible in the template definition nor found by argument-dependent lookup
// See also: http://stackoverflow.com/questions/10020179/compilation-fail-in-boost-librairies-program-options
//           http://clang.debian.net/status.php?version=3.0&key=CANNOT_FIND_FUNCTION
namespace boost {
    namespace program_options {
        std::string to_internal(const std::string&);
    }
}

#include <boost/program_options/detail/config_file.hpp>
#include <boost/program_options/parsers.hpp>
#include <boost/filesystem.hpp>
#include <boost/filesystem/fstream.hpp>
#include <boost/interprocess/sync/interprocess_mutex.hpp>
#include <boost/interprocess/sync/interprocess_recursive_mutex.hpp>
#include <boost/foreach.hpp>
#include <boost/thread.hpp>
#include <openssl/crypto.h>
#include <openssl/rand.h>

#ifdef WIN32
#ifdef _MSC_VER
#pragma warning(disable:4786)
#pragma warning(disable:4804)
#pragma warning(disable:4805)
#pragma warning(disable:4717)
#endif
#ifdef _WIN32_WINNT
#undef _WIN32_WINNT
#endif
#define _WIN32_WINNT 0x0501
#ifdef _WIN32_IE
#undef _WIN32_IE
#endif
#define _WIN32_IE 0x0501
#define WIN32_LEAN_AND_MEAN 1
#ifndef NOMINMAX
#define NOMINMAX
#endif
#include "shlobj.h"
#include "shlwapi.h"
#endif

#ifndef WIN32
#include <execinfo.h>
#endif

using namespace std;
using namespace boost;

map<string, string> mapArgs;
map<string, vector<string> > mapMultiArgs;
map<string, string> mapPeercoinArgs;
bool fDebug = false;
bool fPrintToConsole = false;
bool fPrintToDebugger = false;
bool fRequestShutdown = false;
bool fShutdown = false;
bool fDaemon = false;
bool fServer = false;
bool fCommandLine = false;
string strMiscWarning;
bool fTestNet = false;
bool fNoListen = false;
bool fLogTimestamps = false;
CMedianFilter<int64> vTimeOffsets(200,0);

// Init openssl library multithreading support
static boost::interprocess::interprocess_mutex** ppmutexOpenSSL;
void locking_callback(int mode, int i, const char* file, int line)
{
    if (mode & CRYPTO_LOCK)
        ppmutexOpenSSL[i]->lock();
    else
        ppmutexOpenSSL[i]->unlock();
}

// Init
class CInit
{
public:
    CInit()
    {
        // Init openssl library multithreading support
        ppmutexOpenSSL = (boost::interprocess::interprocess_mutex**)OPENSSL_malloc(CRYPTO_num_locks() * sizeof(boost::interprocess::interprocess_mutex*));
        for (int i = 0; i < CRYPTO_num_locks(); i++)
            ppmutexOpenSSL[i] = new boost::interprocess::interprocess_mutex();
        CRYPTO_set_locking_callback(locking_callback);

#ifdef WIN32
        // Seed random number generator with screen scrape and other hardware sources
        RAND_screen();
#endif

// Seed random number generator with performance counter
        RandAddSeed();
    }
    ~CInit()
    {
        // Shutdown openssl library multithreading support
        CRYPTO_set_locking_callback(NULL);
        for (int i = 0; i < CRYPTO_num_locks(); i++)
            delete ppmutexOpenSSL[i];
        OPENSSL_free(ppmutexOpenSSL);
    }
}
instance_of_cinit;

void RandAddSeed()
{
    // Seed with CPU performance counter
    int64 nCounter = GetPerformanceCounter();
    RAND_add(&nCounter, sizeof(nCounter), 1.5);
    memset(&nCounter, 0, sizeof(nCounter));
}

void RandAddSeedPerfmon()
{
    RandAddSeed();

// This can take up to 2 seconds, so only do it every 10 minutes
    static int64 nLastPerfmon;
    if (GetTime() < nLastPerfmon + 10 * 60)
        return;
    nLastPerfmon = GetTime();

#ifdef WIN32
    // Don't need this on Linux, OpenSSL automatically uses /dev/urandom
    // Seed with the entire set of perfmon data
    unsigned char pdata[250000];
    memset(pdata, 0, sizeof(pdata));
    unsigned long nSize = sizeof(pdata);
    long ret = RegQueryValueExA(HKEY_PERFORMANCE_DATA, "Global", NULL, NULL, pdata, &nSize);
    RegCloseKey(HKEY_PERFORMANCE_DATA);
    if (ret == ERROR_SUCCESS)
    {
        RAND_add(pdata, nSize, nSize/100.0);
        memset(pdata, 0, nSize);
        printf("%s RandAddSeed() %d bytes\n", DateTimeStrFormat(GetTime()).c_str(), nSize);
    }
#endif
}

uint64 GetRand(uint64 nMax)
{
    if (nMax == 0)
        return 0;

// The range of the random source must be a multiple of the modulus
    // to give every possible output value an equal possibility
    uint64 nRange = (std::numeric_limits<uint64>::max() / nMax) * nMax;
    uint64 nRand = 0;
    do
        RAND_bytes((unsigned char*)&nRand, sizeof(nRand));
    while (nRand >= nRange);
    return (nRand % nMax);
}

int GetRandInt(int nMax)
{
    return GetRand(nMax);
}

uint256 GetRandHash()
{
    uint256 hash;
    RAND_bytes((unsigned char*)&hash, sizeof(hash));
    return hash;
}

static FILE* fileout = NULL;

inline int OutputDebugStringF(const char* pszFormat, ...)
{
    int ret = 0;
    if (fPrintToConsole)
    {
        // print to console
        va_list arg_ptr;
        va_start(arg_ptr, pszFormat);
        ret = vprintf(pszFormat, arg_ptr);
        va_end(arg_ptr);
    }
    else
    {
        // print to debug.log
        if (!fileout)
        {
            boost::filesystem::path pathDebug = GetDataDir() / "debug.log";
            fileout = fopen(pathDebug.string().c_str(), "a");
            if (fileout) setbuf(fileout, NULL); // unbuffered
        }
        if (fileout)
        {
            static bool fStartedNewLine = true;
            static boost::mutex mutexDebugLog;
            boost::mutex::scoped_lock scoped_lock(mutexDebugLog);

// Debug print useful for profiling
            if (fLogTimestamps && fStartedNewLine)
                fprintf(fileout, "%s ", DateTimeStrFormat(GetTime()).c_str());
            if (pszFormat[strlen(pszFormat) - 1] == '\n')
                fStartedNewLine = true;
            else
                fStartedNewLine = false;

va_list arg_ptr;
            va_start(arg_ptr, pszFormat);
            ret = vfprintf(fileout, pszFormat, arg_ptr);
            va_end(arg_ptr);
        }
    }

#ifdef WIN32
    if (fPrintToDebugger)
    {
        static CCriticalSection cs_OutputDebugStringF;

// accumulate a line at a time
        {
            LOCK(cs_OutputDebugStringF);
            static char pszBuffer[50000];
            static char* pend;
            if (pend == NULL)
                pend = pszBuffer;
            va_list arg_ptr;
            va_start(arg_ptr, pszFormat);
            int limit = END(pszBuffer) - pend - 2;
            int ret = _vsnprintf(pend, limit, pszFormat, arg_ptr);
            va_end(arg_ptr);
            if (ret < 0 || ret >= limit)
            {
                pend = END(pszBuffer) - 2;
                *pend++ = '\n';
            }
            else
                pend += ret;
            *pend = '\0';
            char* p1 = pszBuffer;
            char* p2;
            while ((p2 = strchr(p1, '\n')))
            {
                p2++;
                char c = *p2;
                *p2 = '\0';
                OutputDebugStringA(p1);
                *p2 = c;
                p1 = p2;
            }
            if (p1 != pszBuffer)
                memmove(pszBuffer, p1, pend - p1 + 1);
            pend -= (p1 - pszBuffer);
        }
    }
#endif
    return ret;
}

// Safer snprintf
//  - prints up to limit-1 characters
//  - output string is always null terminated even if limit reached
//  - return value is the number of characters actually printed
int my_snprintf(char* buffer, size_t limit, const char* format, ...)
{
    if (limit == 0)
        return 0;
    va_list arg_ptr;
    va_start(arg_ptr, format);
    int ret = _vsnprintf(buffer, limit, format, arg_ptr);
    va_end(arg_ptr);
    if (ret < 0 || ret >= (int)limit)
    {
        ret = limit - 1;
        buffer[limit-1] = 0;
    }
    return ret;
}

string real_strprintf(const std::string &format, int dummy, ...)
{
    char buffer[50000];
    char* p = buffer;
    int limit = sizeof(buffer);
    int ret;
    loop
    {
        va_list arg_ptr;
        va_start(arg_ptr, dummy);
        ret = _vsnprintf(p, limit, format.c_str(), arg_ptr);
        va_end(arg_ptr);
        if (ret >= 0 && ret < limit)
            break;
        if (p != buffer)
            delete[] p;
        limit *= 2;
        p = new char[limit];
        if (p == NULL)
            throw std::bad_alloc();
    }
    string str(p, p+ret);
    if (p != buffer)
        delete[] p;
    return str;
}

bool error(const char *format, ...)
{
    char buffer[50000];
    int limit = sizeof(buffer);
    va_list arg_ptr;
    va_start(arg_ptr, format);
    int ret = _vsnprintf(buffer, limit, format, arg_ptr);
    va_end(arg_ptr);
    if (ret < 0 || ret >= limit)
    {
        buffer[limit-1] = 0;
    }
    printf("ERROR: %s\n", buffer);
    return false;
}

void ParseString(const string& str, char c, vector<string>& v)
{
    if (str.empty())
        return;
    string::size_type i1 = 0;
    string::size_type i2;
    loop
    {
        i2 = str.find(c, i1);
        if (i2 == str.npos)
        {
            v.push_back(str.substr(i1));
            return;
        }
        v.push_back(str.substr(i1, i2-i1));
        i1 = i2+1;
    }
}

string FormatMoney(int64 n, bool fPlus)
{
    // Note: not using straight sprintf here because we do NOT want
    // localized number formatting.
    int64 n_abs = (n > 0 ? n : -n);
    int64 quotient = n_abs/COIN;
    int64 remainder = n_abs%COIN;
    string str = strprintf("%"PRI64d".%06"PRI64d, quotient, remainder);

// Right-trim excess 0's before the decimal point:
    int nTrim = 0;
    for (int i = str.size()-1; (str[i] == '0' && isdigit(str[i-2])); --i)
        ++nTrim;
    if (nTrim)
        str.erase(str.size()-nTrim, nTrim);

if (n < 0)
        str.insert((unsigned int)0, 1, '-');
    else if (fPlus && n > 0)
        str.insert((unsigned int)0, 1, '+');
    return str;
}

bool ParseMoney(const string& str, int64& nRet)
{
    return ParseMoney(str.c_str(), nRet);
}

bool ParseMoney(const char* pszIn, int64& nRet)
{
    string strWhole;
    int64 nUnits = 0;
    const char* p = pszIn;
    while (isspace(*p))
        p++;
    for (; *p; p++)
    {
        if (*p == '.')
        {
            p++;
            int64 nMult = CENT*10;
            while (isdigit(*p) && (nMult > 0))
            {
                nUnits += nMult * (*p++ - '0');
                nMult /= 10;
            }
            break;
        }
        if (isspace(*p))
            break;
        if (!isdigit(*p))
            return false;
        strWhole.insert(strWhole.end(), *p);
    }
    for (; *p; p++)
        if (!isspace(*p))
            return false;
    if (strWhole.size() > 10) // guard against 63 bit overflow
        return false;
    if (nUnits < 0 || nUnits > COIN)
        return false;
    int64 nWhole = atoi64(strWhole);
    int64 nValue = nWhole*COIN + nUnits;

nRet = nValue;
    return true;
}

static signed char phexdigit[256] =
{ -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  0,1,2,3,4,5,6,7,8,9,-1,-1,-1,-1,-1,-1,
  -1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,0xa,0xb,0xc,0xd,0xe,0xf,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,
  -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1, };

bool IsHex(const string& str)
{
    BOOST_FOREACH(unsigned char c, str)
    {
        if (phexdigit[c] < 0)
            return false;
    }
    return (str.size() > 0) && (str.size()%2 == 0);
}

vector<unsigned char> ParseHex(const char* psz)
{
    // convert hex dump to vector
    vector<unsigned char> vch;
    loop
    {
        while (isspace(*psz))
            psz++;
        signed char c = phexdigit[(unsigned char)*psz++];
        if (c == (signed char)-1)
            break;
        unsigned char n = (c << 4);
        c = phexdigit[(unsigned char)*psz++];
        if (c == (signed char)-1)
            break;
        n |= c;
        vch.push_back(n);
    }
    return vch;
}

vector<unsigned char> ParseHex(const string& str)
{
    return ParseHex(str.c_str());
}

static void InterpretNegativeSetting(string name, map<string, string>& mapSettingsRet)
{
    // interpret -nofoo as -foo=0 (and -nofoo=0 as -foo=1) as long as -foo not set
    if (name.find("-no") == 0)
    {
        std::string positive("-");
        positive.append(name.begin()+3, name.end());
        if (mapSettingsRet.count(positive) == 0)
        {
            bool value = !GetBoolArg(name);
            mapSettingsRet[positive] = (value ? "1" : "0");
        }
    }
}

void ParseParameters(int argc, const char*const argv[])
{
    mapArgs.clear();
    mapMultiArgs.clear();
    for (int i = 1; i < argc; i++)
    {
        char psz[10000];
        strlcpy(psz, argv[i], sizeof(psz));
        char* pszValue = (char*)"";
        if (strchr(psz, '='))
        {
            pszValue = strchr(psz, '=');
            *pszValue++ = '\0';
        }
        #ifdef WIN32
        _strlwr(psz);
        if (psz[0] == '/')
            psz[0] = '-';
        #endif
        if (psz[0] != '-')
            break;

mapArgs[psz] = pszValue;
        mapMultiArgs[psz].push_back(pszValue);
    }

// New 0.6 features:
    BOOST_FOREACH(const PAIRTYPE(string,string)& entry, mapArgs)
    {
        string name = entry.first;

//  interpret --foo as -foo (as long as both are not set)
        if (name.find("--") == 0)
        {
            std::string singleDash(name.begin()+1, name.end());
            if (mapArgs.count(singleDash) == 0)
                mapArgs[singleDash] = entry.second;
            name = singleDash;
        }

// interpret -nofoo as -foo=0 (and -nofoo=0 as -foo=1) as long as -foo not set
        InterpretNegativeSetting(name, mapArgs);
    }
}

std::string GetArg(const std::string& strArg, const std::string& strDefault)
{
    if (mapArgs.count(strArg))
        return mapArgs[strArg];
    return strDefault;
}

std::string GetPeercoinArg(const std::string& strArg, const std::string& strDefault)
{
    if (mapPeercoinArgs.count(strArg))
        return mapPeercoinArgs[strArg];
    return strDefault;
}

int64 GetArg(const std::string& strArg, int64 nDefault)
{
    if (mapArgs.count(strArg))
        return atoi64(mapArgs[strArg]);
    return nDefault;
}

int64 GetPeercoinArg(const std::string& strArg, int64 nDefault)
{
    if (mapPeercoinArgs.count(strArg))
        return atoi64(mapPeercoinArgs[strArg]);
    return nDefault;
}

bool GetBoolArg(const std::string& strArg, bool fDefault)
{
    if (mapArgs.count(strArg))
    {
        if (mapArgs[strArg].empty())
            return true;
        return (atoi(mapArgs[strArg]) != 0);
    }
    return fDefault;
}

bool GetPeercoinBoolArg(const std::string& strArg, bool fDefault)
{
    if (mapPeercoinArgs.count(strArg))
    {
        if (mapPeercoinArgs[strArg].empty())
            return true;
        return (atoi(mapPeercoinArgs[strArg]) != 0);
    }
    return fDefault;
}

bool SoftSetArg(const std::string& strArg, const std::string& strValue)
{
    if (mapArgs.count(strArg))
        return false;
    mapArgs[strArg] = strValue;
    return true;
}

bool SoftSetBoolArg(const std::string& strArg, bool fValue)
{
    if (fValue)
        return SoftSetArg(strArg, std::string("1"));
    else
        return SoftSetArg(strArg, std::string("0"));
}

string EncodeBase64(const unsigned char* pch, size_t len)
{
    static const char *pbase64 = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";

string strRet="";
    strRet.reserve((len+2)/3*4);

int mode=0, left=0;
    const unsigned char *pchEnd = pch+len;

while (pch<pchEnd)
    {
        int enc = *(pch++);
        switch (mode)
        {
            case 0: // we have no bits
                strRet += pbase64[enc >> 2];
                left = (enc & 3) << 4;
                mode = 1;
                break;

case 1: // we have two bits
                strRet += pbase64[left | (enc >> 4)];
                left = (enc & 15) << 2;
                mode = 2;
                break;

case 2: // we have four bits
                strRet += pbase64[left | (enc >> 6)];
                strRet += pbase64[enc & 63];
                mode = 0;
                break;
        }
    }

if (mode)
    {
        strRet += pbase64[left];
        strRet += '=';
        if (mode == 1)
            strRet += '=';
    }

return strRet;
}

string EncodeBase64(const string& str)
{
    return EncodeBase64((const unsigned char*)str.c_str(), str.size());
}

vector<unsigned char> DecodeBase64(const char* p, bool* pfInvalid)
{
    static const int decode64_table[256] =
    {
        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
        -1, -1, -1, 62, -1, -1, -1, 63, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1,
        -1, -1, -1, -1, -1,  0,  1,  2,  3,  4,  5,  6,  7,  8,  9, 10, 11, 12, 13, 14,
        15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28,
        29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48,
        49, 50, 51, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1,
        -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1
    };

if (pfInvalid)
        *pfInvalid = false;

vector<unsigned char> vchRet;
    vchRet.reserve(strlen(p)*3/4);

int mode = 0;
    int left = 0;

while (1)
    {
         int dec = decode64_table[(unsigned char)*p];
         if (dec == -1) break;
         p++;
         switch (mode)
         {
             case 0: // we have no bits and get 6
                 left = dec;
                 mode = 1;
                 break;

case 1: // we have 6 bits and keep 4
                  vchRet.push_back((left<<2) | (dec>>4));
                  left = dec & 15;
                  mode = 2;
                  break;

case 2: // we have 4 bits and get 6, we keep 2
                 vchRet.push_back((left<<4) | (dec>>2));
                 left = dec & 3;
                 mode = 3;
                 break;

case 3: // we have 2 bits and get 6
                 vchRet.push_back((left<<6) | dec);
                 mode = 0;
                 break;
         }
    }

if (pfInvalid)
        switch (mode)
        {
            case 0: // 4n base64 characters processed: ok
                break;

case 1: // 4n+1 base64 character processed: impossible
                *pfInvalid = true;
                break;

case 2: // 4n+2 base64 characters processed: require '=='
                if (left || p[0] != '=' || p[1] != '=' || decode64_table[(unsigned char)p[2]] != -1)
                    *pfInvalid = true;
                break;

case 3: // 4n+3 base64 characters processed: require '='
                if (left || p[0] != '=' || decode64_table[(unsigned char)p[1]] != -1)
                    *pfInvalid = true;
                break;
        }

return vchRet;
}

string DecodeBase64(const string& str)
{
    vector<unsigned char> vchRet = DecodeBase64(str.c_str());
    return string((const char*)&vchRet[0], vchRet.size());
}

bool WildcardMatch(const char* psz, const char* mask)
{
    loop
    {
        switch (*mask)
        {
        case '\0':
            return (*psz == '\0');
        case '*':
            return WildcardMatch(psz, mask+1) || (*psz && WildcardMatch(psz+1, mask));
        case '?':
            if (*psz == '\0')
                return false;
            break;
        default:
            if (*psz != *mask)
                return false;
            break;
        }
        psz++;
        mask++;
    }
}

bool WildcardMatch(const string& str, const string& mask)
{
    return WildcardMatch(str.c_str(), mask.c_str());
}

void FormatException(char* pszMessage, std::exception* pex, const char* pszThread)
{
#ifdef WIN32
    char pszModule[MAX_PATH];
    pszModule[0] = '\0';
    GetModuleFileNameA(NULL, pszModule, sizeof(pszModule));
#else
    const char* pszModule = "peershares";
#endif
    if (pex)
        snprintf(pszMessage, 1000,
            "EXCEPTION: %s       \n%s       \n%s in %s       \n", typeid(*pex).name(), pex->what(), pszModule, pszThread);
    else
        snprintf(pszMessage, 1000,
            "UNKNOWN EXCEPTION       \n%s in %s       \n", pszModule, pszThread);
}

void LogException(std::exception* pex, const char* pszThread)
{
    char pszMessage[10000];
    FormatException(pszMessage, pex, pszThread);
    printf("\n%s", pszMessage);
}

void PrintException(std::exception* pex, const char* pszThread)
{
    char pszMessage[10000];
    FormatException(pszMessage, pex, pszThread);
    printf("\n\n************************\n%s\n", pszMessage);
    fprintf(stderr, "\n\n************************\n%s\n", pszMessage);
    strMiscWarning = pszMessage;
    throw;
}

void LogStackTrace() {
    printf("\n\n******* exception encountered *******\n");
    if (fileout)
    {
#ifndef WIN32
        void* pszBuffer[32];
        size_t size;
        size = backtrace(pszBuffer, 32);
        backtrace_symbols_fd(pszBuffer, size, fileno(fileout));
#endif
    }
}

void PrintExceptionContinue(std::exception* pex, const char* pszThread)
{
    char pszMessage[10000];
    FormatException(pszMessage, pex, pszThread);
    printf("\n\n************************\n%s\n", pszMessage);
    fprintf(stderr, "\n\n************************\n%s\n", pszMessage);
    strMiscWarning = pszMessage;
}

#ifdef WIN32
boost::filesystem::path MyGetSpecialFolderPath(int nFolder, bool fCreate)
{
    namespace fs = boost::filesystem;

char pszPath[MAX_PATH] = "";
    if(SHGetSpecialFolderPathA(NULL, pszPath, nFolder, fCreate))
    {
        return fs::path(pszPath);
    }
    else if (nFolder == CSIDL_STARTUP)
    {
        return fs::path(getenv("USERPROFILE")) / "Start Menu" / "Programs" / "Startup";
    }
    else if (nFolder == CSIDL_APPDATA)
    {
        return fs::path(getenv("APPDATA"));
    }
    return fs::path("");
}
#endif

boost::filesystem::path GetDefaultDataDir()
{
    namespace fs = boost::filesystem;

// Windows: C:\Documents and Settings\username\Application Data\PPCoin
    // Mac: ~/Library/Application Support/PPCoin
    // Unix: ~/.peershares
#ifdef WIN32
    // Windows
    return MyGetSpecialFolderPath(CSIDL_APPDATA, true) / "Peershares";
#else
    fs::path pathRet;
    char* pszHome = getenv("HOME");
    if (pszHome == NULL || strlen(pszHome) == 0)
        pathRet = fs::path("/");
    else
        pathRet = fs::path(pszHome);
#ifdef MAC_OSX
    // Mac
    pathRet /= "Library/Application Support";
    fs::create_directory(pathRet);
    return pathRet / "Peershares";
#else
    // Unix
    return pathRet / ".peershares";
#endif
#endif
}

boost::filesystem::path GetDefaultPeercoinDataDir()
{
    namespace fs = boost::filesystem;

// Windows: C:\Documents and Settings\username\Application Data\PPCoin
    // Mac: ~/Library/Application Support/PPCoin
    // Unix: ~/.peershares
#ifdef WIN32
    // Windows
    return MyGetSpecialFolderPath(CSIDL_APPDATA, true) / "PPCoin";
#else
    fs::path pathRet;
    char* pszHome = getenv("HOME");
    if (pszHome == NULL || strlen(pszHome) == 0)
        pathRet = fs::path("/");
    else
        pathRet = fs::path(pszHome);
#ifdef MAC_OSX
    // Mac
    pathRet /= "Library/Application Support";
    fs::create_directory(pathRet);
    return pathRet / "PPCoin";
#else
    // Unix
    return pathRet / ".ppcoin";
#endif
#endif
}

const boost::filesystem::path &GetDataDir(bool fNetSpecific)
{
    namespace fs = boost::filesystem;

static fs::path pathCached[2];
    static CCriticalSection csPathCached;
    static bool cachedPath[2] = {false, false};

fs::path &path = pathCached[fNetSpecific];

// This can be called during exceptions by printf, so we cache the
    // value so we don't have to do memory allocations after that.
    if (cachedPath[fNetSpecific])
        return path;

LOCK(csPathCached);

if (mapArgs.count("-datadir")) {
        path = fs::system_complete(mapArgs["-datadir"]);
        if (!fs::is_directory(path)) {
            path = "";
            return path;
        }
    } else {
        path = GetDefaultDataDir();
    }
    if (fNetSpecific && GetBoolArg("-testnet", false))
        path /= "testnet";

fs::create_directory(path);

cachedPath[fNetSpecific]=true;
    return path;
}

const boost::filesystem::path &GetPeercoinDataDir(bool fNetSpecific)
{
    namespace fs = boost::filesystem;

static fs::path pathCached[2];
    static CCriticalSection csPathCached;
    static bool cachedPath[2] = {false, false};

fs::path &path = pathCached[fNetSpecific];

// This can be called during exceptions by printf, so we cache the
    // value so we don't have to do memory allocations after that.
    if (cachedPath[fNetSpecific])
        return path;

LOCK(csPathCached);

if (mapArgs.count("-peercoindatadir")) {
        path = fs::system_complete(mapArgs["-peercoindatadir"]);
        if (!fs::is_directory(path)) {
            path = "";
            return path;
        }
    } else {
        path = GetDefaultPeercoinDataDir();
    }
    if (fNetSpecific && GetBoolArg("-testnet", false))
        path /= "testnet";

cachedPath[fNetSpecific]=true;
    return path;
}

boost::filesystem::path GetConfigFile()
{
    namespace fs = boost::filesystem;

fs::path pathConfigFile(GetArg("-conf", "peershares.conf"));
    if (!pathConfigFile.is_complete()) pathConfigFile = GetDataDir(false) / pathConfigFile;
    return pathConfigFile;
}

boost::filesystem::path GetPeercoinConfigFile()
{
    namespace fs = boost::filesystem;

fs::path pathConfigFile(GetArg("-peercoinconf", "ppcoin.conf"));
    if (!pathConfigFile.is_complete()) pathConfigFile = GetPeercoinDataDir(false) / pathConfigFile;
    return pathConfigFile;
}

void ReadConfigFile(map<string, string>& mapSettingsRet,
                    map<string, vector<string> >& mapMultiSettingsRet)
{
    namespace fs = boost::filesystem;
    namespace pod = boost::program_options::detail;

fs::ifstream streamConfig(GetConfigFile());
    if (!streamConfig.good())
        return; // No bitcoin.conf file is OK

set<string> setOptions;
    setOptions.insert("*");

for (pod::config_file_iterator it(streamConfig, setOptions), end; it != end; ++it)
    {
        // Don't overwrite existing settings so command line settings override bitcoin.conf
        string strKey = string("-") + it->string_key;
        if (mapSettingsRet.count(strKey) == 0)
        {
            mapSettingsRet[strKey] = it->value[0];
            //  interpret nofoo=1 as foo=0 (and nofoo=0 as foo=1) as long as foo not set)
            InterpretNegativeSetting(strKey, mapSettingsRet);
        }
        mapMultiSettingsRet[strKey].push_back(it->value[0]);
    }
}

void ReadPeercoinConfigFile(map<string, string>& mapSettingsRet)
{
    namespace fs = boost::filesystem;
    namespace pod = boost::program_options::detail;

fs::ifstream streamConfig(GetPeercoinConfigFile());
    if (!streamConfig.good())
        return; // No Peercoin config file is OK

set<string> setOptions;
    setOptions.insert("*");

boost::filesystem::path GetPidFile()
{
    namespace fs = boost::filesystem;

fs::path pathPidFile(GetArg("-pid", "peershares.pid"));
    if (!pathPidFile.is_complete()) pathPidFile = GetDataDir() / pathPidFile;
    return pathPidFile;
}

void CreatePidFile(const boost::filesystem::path &path, pid_t pid)
{
    FILE* file = fopen(path.string().c_str(), "w");
    if (file)
    {
        fprintf(file, "%d\n", pid);
        fclose(file);
    }
}

int GetFilesize(FILE* file)
{
    int nSavePos = ftell(file);
    int nFilesize = -1;
    if (fseek(file, 0, SEEK_END) == 0)
        nFilesize = ftell(file);
    fseek(file, nSavePos, SEEK_SET);
    return nFilesize;
}

void ShrinkDebugFile()
{
    // Scroll debug.log if it's getting too big
    boost::filesystem::path pathLog = GetDataDir() / "debug.log";
    FILE* file = fopen(pathLog.string().c_str(), "r");
    if (file && GetFilesize(file) > 10 * 1000000)
    {
        // Restart the file with some of the end
        char pch[200000];
        fseek(file, -sizeof(pch), SEEK_END);
        int nBytes = fread(pch, 1, sizeof(pch), file);
        fclose(file);

file = fopen(pathLog.string().c_str(), "w");
        if (file)
        {
            fwrite(pch, 1, nBytes, file);
            fclose(file);
        }
    }
}

//
// "Never go to sea with two chronometers; take one or three."
// Our three time sources are:
//  - System clock
//  - Median of other nodes's clocks
//  - The user (asking the user to fix the system clock if the first two disagree)
//
static int64 nMockTime = 0;  // For unit testing

int64 GetTime()
{
    if (nMockTime) return nMockTime;

return time(NULL);
}

void SetMockTime(int64 nMockTimeIn)
{
    nMockTime = nMockTimeIn;
}

static int64 nTimeOffset = 0;

int64 GetAdjustedTime()
{
    return GetTime() + nTimeOffset;
}

void AddTimeData(const CNetAddr& ip, int64 nTime)
{
    int64 nOffsetSample = nTime - GetTime();

// Ignore duplicates
    static set<CNetAddr> setKnown;
    if (!setKnown.insert(ip).second)
        return;

// Add data
    vTimeOffsets.input(nOffsetSample);
    printf("Added time data, samples %d, offset %+"PRI64d" (%+"PRI64d" minutes)\n", vTimeOffsets.size(), nOffsetSample, nOffsetSample/60);
    if (vTimeOffsets.size() >= 5 && vTimeOffsets.size() % 2 == 1)
    {
        int64 nMedian = vTimeOffsets.median();
        std::vector<int64> vSorted = vTimeOffsets.sorted();
        // Only let other nodes change our time by so much
        if (abs64(nMedian) < 70 * 60)
        {
            nTimeOffset = nMedian;
        }
        else
        {
            nTimeOffset = 0;

static bool fDone;
            if (!fDone)
            {
                // If nobody has a time different than ours but within 5 minutes of ours, give a warning
                bool fMatch = false;
                BOOST_FOREACH(int64 nOffset, vSorted)
                    if (nOffset != 0 && abs64(nOffset) < 5 * 60)
                        fMatch = true;

if (!fMatch)
                {
                    fDone = true;
                    string strMessage = _("Warning: Please check that your computer's date and time are correct.  If your clock is wrong Peershares will not work properly.");
                    strMiscWarning = strMessage;
                    printf("*** %s\n", strMessage.c_str());
                    ThreadSafeMessageBox(strMessage+" ", string("Peershares"), wxOK | wxICON_EXCLAMATION);
                }
            }
        }
        if (fDebug) {
            BOOST_FOREACH(int64 n, vSorted)
                printf("%+"PRI64d"  ", n);
            printf("|  ");
        }
        printf("nTimeOffset = %+"PRI64d"  (%+"PRI64d" minutes)\n", nTimeOffset, nTimeOffset/60);
    }
}

string FormatVersion(int nVersion)
{
    if (nVersion%100 == 0)
        return strprintf("%d.%d.%d", nVersion/1000000, (nVersion/10000)%100, (nVersion/100)%100);
    else
        return strprintf("%d.%d.%d.%d", nVersion/1000000, (nVersion/10000)%100, (nVersion/100)%100, nVersion%100);
}

string FormatFullVersion()
{
    return CLIENT_BUILD;
}

// Format the subversion field according to BIP 14 spec (https://en.bitcoin.it/wiki/BIP_0014)
std::string FormatSubVersion(const std::string& name, int nClientVersion, const std::vector<std::string>& comments)
{
    std::ostringstream ss;
    ss << "/";
    ss << name << ":" << FormatVersion(nClientVersion);
    if (!comments.empty())
        ss << "(" << boost::algorithm::join(comments, "; ") << ")";
    ss << "/";
    ss << "Peercoin:" << FormatVersion(PEERSHARES_VERSION);
    ss << "(" << CLIENT_BUILD << ")/";
    return ss.str();
}

#ifdef WIN32
boost::filesystem::path static StartupShortcutPath()
{
    return MyGetSpecialFolderPath(CSIDL_STARTUP, true) / "PPCoin.lnk";
}

bool GetStartOnSystemStartup()
{
    return filesystem::exists(StartupShortcutPath());
}

bool SetStartOnSystemStartup(bool fAutoStart)
{
    // If the shortcut exists already, remove it for updating
    boost::filesystem::remove(StartupShortcutPath());

if (fAutoStart)
    {
        CoInitialize(NULL);

// Get a pointer to the IShellLink interface.
        IShellLink* psl = NULL;
        HRESULT hres = CoCreateInstance(CLSID_ShellLink, NULL,
                                CLSCTX_INPROC_SERVER, IID_IShellLink,
                                reinterpret_cast<void**>(&psl));

if (SUCCEEDED(hres))
        {
            // Get the current executable path
            TCHAR pszExePath[MAX_PATH];
            GetModuleFileName(NULL, pszExePath, sizeof(pszExePath));

TCHAR pszArgs[5] = TEXT("-min");

// Set the path to the shortcut target
            psl->SetPath(pszExePath);
            PathRemoveFileSpec(pszExePath);
            psl->SetWorkingDirectory(pszExePath);
            psl->SetShowCmd(SW_SHOWMINNOACTIVE);
            psl->SetArguments(pszArgs);

// Query IShellLink for the IPersistFile interface for
            // saving the shortcut in persistent storage.
            IPersistFile* ppf = NULL;
            hres = psl->QueryInterface(IID_IPersistFile,
                                       reinterpret_cast<void**>(&ppf));
            if (SUCCEEDED(hres))
            {
                WCHAR pwsz[MAX_PATH];
                // Ensure that the string is ANSI.
                MultiByteToWideChar(CP_ACP, 0, StartupShortcutPath().string().c_str(), -1, pwsz, MAX_PATH);
                // Save the link by calling IPersistFile::Save.
                hres = ppf->Save(pwsz, TRUE);
                ppf->Release();
                psl->Release();
                CoUninitialize();
                return true;
            }
            psl->Release();
        }
        CoUninitialize();
        return false;
    }
    return true;
}

#elif defined(LINUX)

// Follow the Desktop Application Autostart Spec:
//  http://standards.freedesktop.org/autostart-spec/autostart-spec-latest.html

boost::filesystem::path static GetAutostartDir()
{
    namespace fs = boost::filesystem;

char* pszConfigHome = getenv("XDG_CONFIG_HOME");
    if (pszConfigHome) return fs::path(pszConfigHome) / "autostart";
    char* pszHome = getenv("HOME");
    if (pszHome) return fs::path(pszHome) / ".config" / "autostart";
    return fs::path();
}

boost::filesystem::path static GetAutostartFilePath()
{
    return GetAutostartDir() / "peershares.desktop";
}

bool GetStartOnSystemStartup()
{
    boost::filesystem::ifstream optionFile(GetAutostartFilePath());
    if (!optionFile.good())
        return false;
    // Scan through file for "Hidden=true":
    string line;
    while (!optionFile.eof())
    {
        getline(optionFile, line);
        if (line.find("Hidden") != string::npos &&
            line.find("true") != string::npos)
            return false;
    }
    optionFile.close();

return true;
}

bool SetStartOnSystemStartup(bool fAutoStart)
{
    if (!fAutoStart)
        boost::filesystem::remove(GetAutostartFilePath());
    else
    {
        char pszExePath[MAX_PATH+1];
        memset(pszExePath, 0, sizeof(pszExePath));
        if (readlink("/proc/self/exe", pszExePath, sizeof(pszExePath)-1) == -1)
            return false;

boost::filesystem::create_directories(GetAutostartDir());

boost::filesystem::ofstream optionFile(GetAutostartFilePath(), ios_base::out|ios_base::trunc);
        if (!optionFile.good())
            return false;
        // Write a bitcoin.desktop file to the autostart directory:
        optionFile << "[Desktop Entry]\n";
        optionFile << "Type=Application\n";
        optionFile << "Name=PPCoin\n";
        optionFile << "Exec=" << pszExePath << " -min\n";
        optionFile << "Terminal=false\n";
        optionFile << "Hidden=false\n";
        optionFile.close();
    }
    return true;
}
#else

// TODO: OSX startup stuff; see:
// http://developer.apple.com/mac/library/documentation/MacOSX/Conceptual/BPSystemStartup/Articles/CustomLogin.html

bool GetStartOnSystemStartup() { return false; }
bool SetStartOnSystemStartup(bool fAutoStart) { return false; }

#endif

#ifdef DEBUG_LOCKORDER
//
// Early deadlock detection.
// Problem being solved:
//    Thread 1 locks  A, then B, then C
//    Thread 2 locks  D, then C, then A
//     --> may result in deadlock between the two threads, depending on when they run.
// Solution implemented here:
// Keep track of pairs of locks: (A before B), (A before C), etc.
// Complain if any thread trys to lock in a different order.
//

struct CLockLocation
{
    CLockLocation(const char* pszName, const char* pszFile, int nLine)
    {
        mutexName = pszName;
        sourceFile = pszFile;
        sourceLine = nLine;
    }

std::string ToString() const
    {
        return mutexName+"  "+sourceFile+":"+itostr(sourceLine);
    }

private:
    std::string mutexName;
    std::string sourceFile;
    int sourceLine;
};

typedef std::vector< std::pair<void*, CLockLocation> > LockStack;

static boost::interprocess::interprocess_mutex dd_mutex;
static std::map<std::pair<void*, void*>, LockStack> lockorders;
static boost::thread_specific_ptr<LockStack> lockstack;

static void potential_deadlock_detected(const std::pair<void*, void*>& mismatch, const LockStack& s1, const LockStack& s2)
{
    printf("POTENTIAL DEADLOCK DETECTED\n");
    printf("Previous lock order was:\n");
    BOOST_FOREACH(const PAIRTYPE(void*, CLockLocation)& i, s2)
    {
        if (i.first == mismatch.first) printf(" (1)");
        if (i.first == mismatch.second) printf(" (2)");
        printf(" %s\n", i.second.ToString().c_str());
    }
    printf("Current lock order is:\n");
    BOOST_FOREACH(const PAIRTYPE(void*, CLockLocation)& i, s1)
    {
        if (i.first == mismatch.first) printf(" (1)");
        if (i.first == mismatch.second) printf(" (2)");
        printf(" %s\n", i.second.ToString().c_str());
    }
}

static void push_lock(void* c, const CLockLocation& locklocation, bool fTry)
{
    bool fOrderOK = true;
    if (lockstack.get() == NULL)
        lockstack.reset(new LockStack);

if (fDebug) printf("Locking: %s\n", locklocation.ToString().c_str());
    dd_mutex.lock();

(*lockstack).push_back(std::make_pair(c, locklocation));

if (!fTry) BOOST_FOREACH(const PAIRTYPE(void*, CLockLocation)& i, (*lockstack))
    {
        if (i.first == c) break;

std::pair<void*, void*> p1 = std::make_pair(i.first, c);
        if (lockorders.count(p1))
            continue;
        lockorders[p1] = (*lockstack);

std::pair<void*, void*> p2 = std::make_pair(c, i.first);
        if (lockorders.count(p2))
        {
            potential_deadlock_detected(p1, lockorders[p2], lockorders[p1]);
            break;
        }
    }
    dd_mutex.unlock();
}

static void pop_lock()
{
    if (fDebug) 
    {
        const CLockLocation& locklocation = (*lockstack).rbegin()->second;
        printf("Unlocked: %s\n", locklocation.ToString().c_str());
    }
    dd_mutex.lock();
    (*lockstack).pop_back();
    dd_mutex.unlock();
}

void EnterCritical(const char* pszName, const char* pszFile, int nLine, void* cs, bool fTry)
{
    push_lock(cs, CLockLocation(pszName, pszFile, nLine), fTry);
}

void LeaveCritical()
{
    pop_lock();
}

#endif /* DEBUG_LOCKORDER */

Changed text

Open file

// Copyright (c) 2009-2010 Satoshi Nakamoto
// Copyright (c) 2009-2012 The Bitcoin developers
// Copyright (c) 2011-2012 The Peercoin developers
// Copyright (c) 2013-2014 The Peershares developers
// Copyright (c) 2015-2015 The Decent developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.