mirror of
https://github.com/XRPLF/rippled.git
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294 lines
7.6 KiB
C++
294 lines
7.6 KiB
C++
#ifndef __UTILS__
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#define __UTILS__
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#include <boost/date_time/posix_time/posix_time.hpp>
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#include <boost/format.hpp>
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#include <boost/version.hpp>
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#if BOOST_VERSION < 104700
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#error Boost 1.47 or later is required
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#endif
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#include <openssl/dh.h>
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#define QUALITY_ONE 1000000000 // 10e9
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#define nothing() do {} while (0)
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#define fallthru() do {} while (0)
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#define NUMBER(x) (sizeof(x)/sizeof((x)[0]))
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#define ADDRESS(p) strHex(uint64( ((char*) p) - ((char*) 0)))
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#define ADDRESS_SHARED(p) strHex(uint64( ((char*) (p).get()) - ((char*) 0)))
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#define isSetBit(x,y) (!!((x) & (y)))
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#define vt_f_black "\033[30m"
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#define vt_f_red "\033[31m"
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#define vt_f_green "\033[32m"
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#define vt_f_yellow "\033[33m"
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#define vt_f_blue "\033[34m"
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#define vt_f_megenta "\033[35m"
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#define vt_f_cyan "\033[36m"
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#define vt_f_white "\033[37m"
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#define vt_f_default "\033[39m"
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#define vt_b_black "\033[40m"
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#define vt_b_red "\033[41m"
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#define vt_b_green "\033[42m"
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#define vt_b_yellow "\033[43m"
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#define vt_b_blue "\033[44m"
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#define vt_b_megenta "\033[45m"
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#define vt_b_cyan "\033[46m"
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#define vt_b_white "\033[47m"
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#define vt_b_default "\033[49m"
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#define vt_f_bold_black "\033[1m\033[30m"
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#define vt_f_bold_red "\033[1m\033[31m"
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#define vt_f_bold_green "\033[1m\033[32m"
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#define vt_f_bold_yellow "\033[1m\033[33m"
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#define vt_f_bold_blue "\033[1m\033[34m"
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#define vt_f_bold_megenta "\033[1m\033[35m"
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#define vt_f_bold_cyan "\033[1m\033[36m"
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#define vt_f_bold_white "\033[1m\033[37m"
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#define vt_f_bold_default "\033[1m\033[39m"
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#define vt_bold "\033[1m"
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#define vt_dim "\033[2m" // does not work for xterm
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#define vt_normal "\033[22m" // intensity
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#define vt_n_enable "\033[7m" // negative
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#define vt_n_disable "\033[27m"
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#define vt_u_single "\033[4m" // underline
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#define vt_u_double "\033[21m" // does not work for xterm
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#define vt_u_disable "\033[24m"
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#define vt_reset vt_f_default vt_b_default vt_normal vt_n_disable vt_u_disable
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boost::posix_time::ptime ptEpoch();
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int iToSeconds(boost::posix_time::ptime ptWhen);
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boost::posix_time::ptime ptFromSeconds(int iSeconds);
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uint64_t utFromSeconds(int iSeconds);
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extern std::string urlEncode(const std::string& strSrc);
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/*
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void intIPtoStr(int ip,std::string& retStr);
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int strIPtoInt(std::string& ipStr);
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*/
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template<class Iterator>
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std::string strJoin(Iterator first, Iterator last, std::string strSeperator)
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{
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std::ostringstream ossValues;
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for (Iterator start = first; first != last; first++)
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{
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ossValues << str(boost::format("%s%s") % (start == first ? "" : strSeperator) % *first);
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}
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return ossValues.str();
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}
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char charHex(int iDigit);
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template<class Iterator>
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std::string strHex(Iterator first, int iSize)
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{
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std::string strDst;
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strDst.resize(iSize*2);
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for (int i = 0; i < iSize; i++) {
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unsigned char c = *first++;
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strDst[i*2] = charHex(c >> 4);
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strDst[i*2+1] = charHex(c & 15);
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}
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return strDst;
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}
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inline const std::string strHex(const std::string& strSrc)
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{
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return strHex(strSrc.begin(), strSrc.size());
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}
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inline std::string strHex(const std::vector<unsigned char>& vucData)
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{
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return strHex(vucData.begin(), vucData.size());
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}
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inline std::string strHex(const uint64 uiHost)
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{
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uint64_t uBig = htobe64(uiHost);
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return strHex((unsigned char*) &uBig, sizeof(uBig));
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}
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inline static std::string sqlEscape(const std::string& strSrc)
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{
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static boost::format f("X'%s'");
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return str(boost::format(f) % strHex(strSrc));
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}
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inline static std::string sqlEscape(const std::vector<unsigned char>& vecSrc)
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{
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size_t size = vecSrc.size();
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if (size == 0)
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return "X''";
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std::string j(size * 2 + 3, 0);
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unsigned char *oPtr = reinterpret_cast<unsigned char *>(&*j.begin());
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const unsigned char *iPtr = &vecSrc[0];
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*oPtr++ = 'X';
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*oPtr++ = '\'';
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for (int i = size; i != 0; --i)
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{
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unsigned char c = *iPtr++;
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*oPtr++ = charHex(c >> 4);
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*oPtr++ = charHex(c & 15);
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}
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*oPtr++ = '\'';
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return j;
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}
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template<class Iterator>
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bool isZero(Iterator first, int iSize)
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{
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while (iSize && !*first++)
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--iSize;
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return !iSize;
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}
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int charUnHex(char cDigit);
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int strUnHex(std::string& strDst, const std::string& strSrc);
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uint64_t uintFromHex(const std::string& strSrc);
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std::vector<unsigned char> strUnHex(const std::string& strSrc);
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std::vector<unsigned char> strCopy(const std::string& strSrc);
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std::string strCopy(const std::vector<unsigned char>& vucSrc);
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bool parseIpPort(const std::string& strSource, std::string& strIP, int& iPort);
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bool parseQuality(const std::string& strSource, uint32& uQuality);
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DH* DH_der_load(const std::string& strDer);
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std::string DH_der_gen(int iKeyLength);
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void getRand(unsigned char *buf, int num);
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inline static void getRand(char *buf, int num) { return getRand(reinterpret_cast<unsigned char *>(buf), num); }
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inline static void getRand(void *buf, int num) { return getRand(reinterpret_cast<unsigned char *>(buf), num); }
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inline std::string strGetEnv(const std::string& strKey)
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{
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return getenv(strKey.c_str()) ? getenv(strKey.c_str()) : "";
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}
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template<typename T> T lexical_cast_s(const std::string& string)
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{ // lexically cast a string to the selected type. Does not throw
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try
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{
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return boost::lexical_cast<T>(string);
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}
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catch (...)
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{
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return 0;
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}
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}
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template<typename T> std::string lexical_cast_i(const T& t)
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{ // lexicaly cast the selected type to a string. Does not throw
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try
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{
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return boost::lexical_cast<std::string>(t);
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}
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catch (...)
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{
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return "";
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}
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}
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template<typename T> T lexical_cast_st(const std::string& string)
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{ // lexically cast a string to the selected type. Does throw
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return boost::lexical_cast<T>(string);
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}
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template<typename T> std::string lexical_cast_it(const T& t)
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{ // lexicaly cast the selected type to a string. Does not throw
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return boost::lexical_cast<std::string>(t);
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}
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template<typename T> T range_check(const T& value, const T& minimum, const T& maximum)
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{
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if ((value < minimum) || (value > maximum))
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throw std::runtime_error("Value out of range");
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return value;
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}
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template<typename T> T range_check_min(const T& value, const T& minimum)
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{
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if (value < minimum)
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throw std::runtime_error("Value out of range");
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return value;
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}
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template<typename T> T range_check_max(const T& value, const T& maximum)
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{
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if (value > maximum)
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throw std::runtime_error("Value out of range");
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return value;
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}
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template<typename T, typename U> T range_check_cast(const U& value, const T& minimum, const T& maximum)
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{
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if ((value < minimum) || (value > maximum))
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throw std::runtime_error("Value out of range");
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return static_cast<T>(value);
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}
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bool parseUrl(const std::string& strUrl, std::string& strScheme, std::string& strDomain, int& iPort, std::string& strPath);
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extern void NameThread(const char *);
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extern bool HaveSustain();
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extern std::string StopSustain();
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extern std::string DoSustain();
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#if (!defined(FORCE_NO_C11X) && (__cplusplus > 201100L)) || defined(FORCE_C11X)
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#define C11X
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#include <functional>
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#define UPTR_T std::unique_ptr
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#define MOVE_P(p) std::move(p)
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#define BIND_TYPE std::bind
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#define FUNCTION_TYPE std::function
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#define P_1 std::placeholders::_1
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#define P_2 std::placeholders::_2
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#define P_3 std::placeholders::_3
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#define P_4 std::placeholders::_4
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#else
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#include <boost/bind.hpp>
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#include <boost/function.hpp>
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#define UPTR_T std::auto_ptr
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#define MOVE_P(p) (p)
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#define BIND_TYPE boost::bind
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#define FUNCTION_TYPE boost::function
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#define P_1 _1
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#define P_2 _2
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#define P_3 _3
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#define P_4 _4
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#endif
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#endif
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// vim:ts=4
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