The Tor Browser: build/stlport/src/time_facets.cpp@129ffea94266 (annotated)

build/stlport/src/time_facets.cpp@129ffea94266 (annotated)

build/stlport/src/time_facets.cpp

Sat, 03 Jan 2015 20:18:00 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Sat, 03 Jan 2015 20:18:00 +0100
branch: TOR_BUG_3246
changeset 7: 129ffea94266
permissions: -rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

 /*
  * Copyright (c) 1999
  * Silicon Graphics Computer Systems, Inc.
  *
  * Copyright (c) 1999
  * Boris Fomitchev
  *
  * This material is provided "as is", with absolutely no warranty expressed
  * or implied. Any use is at your own risk.
  *
  * Permission to use or copy this software for any purpose is hereby granted
  * without fee, provided the above notices are retained on all copies.
  * Permission to modify the code and to distribute modified code is granted,
  * provided the above notices are retained, and a notice that the code was
  * modified is included with the above copyright notice.
  *
  */
 #include "stlport_prefix.h"
 #include <cstdio>
 #include <locale>
 #include <istream>
 #include "c_locale.h"
 #include "acquire_release.h"
 _STLP_BEGIN_NAMESPACE
 _STLP_MOVE_TO_PRIV_NAMESPACE
 // default "C" values for month and day names
 const char default_dayname[][14] = {
   "Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat",
   "Sunday", "Monday", "Tuesday", "Wednesday", "Thursday",
   "Friday", "Saturday"};
 const char default_monthname[][24] = {
   "Jan", "Feb", "Mar", "Apr", "May", "Jun",
   "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
   "January", "February", "March", "April", "May", "June",
   "July", "August", "September", "October", "November", "December"};
 #ifndef _STLP_NO_WCHAR_T
 const wchar_t default_wdayname[][14] = {
   L"Sun", L"Mon", L"Tue", L"Wed", L"Thu", L"Fri", L"Sat",
   L"Sunday", L"Monday", L"Tuesday", L"Wednesday", L"Thursday",
   L"Friday", L"Saturday"};
 const wchar_t default_wmonthname[][24] = {
   L"Jan", L"Feb", L"Mar", L"Apr", L"May", L"Jun",
   L"Jul", L"Aug", L"Sep", L"Oct", L"Nov", L"Dec",
   L"January", L"February", L"March", L"April", L"May", L"June",
   L"July", L"August", L"September", L"October", L"November", L"December"};
 #endif
 #if defined (__BORLANDC__)
 _Time_Info time_init<char>::_M_timeinfo;
 #  ifndef _STLP_NO_WCHAR_T
 _WTime_Info time_init<wchar_t>::_M_timeinfo;
 #  endif
 #endif
 // _Init_time_info: initialize table with
 // "C" values (note these are not defined in the C standard, so this
 // is somewhat arbitrary).
 static void _Init_timeinfo_base(_Time_Info_Base& table) {
   table._M_time_format = "%H:%M:%S";
   table._M_date_format = "%m/%d/%y";
   table._M_date_time_format = "%m/%d/%y";
 }
 static void _Init_timeinfo(_Time_Info& table) {
   int i;
   for (i = 0; i < 14; ++i)
     table._M_dayname[i] = default_dayname[i];
   for (i = 0; i < 24; ++i)
     table._M_monthname[i] = default_monthname[i];
   table._M_am_pm[0] = "AM";
   table._M_am_pm[1] = "PM";
   _Init_timeinfo_base(table);
 }
 #ifndef _STLP_NO_WCHAR_T
 static void _Init_timeinfo(_WTime_Info& table) {
   int i;
   for (i = 0; i < 14; ++i)
     table._M_dayname[i] = default_wdayname[i];
   for (i = 0; i < 24; ++i)
     table._M_monthname[i] = default_wmonthname[i];
   table._M_am_pm[0] = L"AM";
   table._M_am_pm[1] = L"PM";
   _Init_timeinfo_base(table);
 }
 #endif
 static void _Init_timeinfo_base(_Time_Info_Base& table, _Locale_time * time) {
   table._M_time_format = _Locale_t_fmt(time);
   if ( table._M_time_format == "%T" ) {
     table._M_time_format = "%H:%M:%S";
   } else if ( table._M_time_format == "%r" ) {
     table._M_time_format = "%I:%M:%S %p";
   } else if ( table._M_time_format == "%R" ) {
     table._M_time_format = "%H:%M";
   }
   table._M_date_format = _Locale_d_fmt(time);
   table._M_date_time_format = _Locale_d_t_fmt(time);
   table._M_long_date_format = _Locale_long_d_fmt(time);
   table._M_long_date_time_format = _Locale_long_d_t_fmt(time);
 }
 static void _Init_timeinfo(_Time_Info& table, _Locale_time * time) {
   int i;
   for (i = 0; i < 7; ++i)
     table._M_dayname[i] = _Locale_abbrev_dayofweek(time, i);
   for (i = 0; i < 7; ++i)
     table._M_dayname[i+7] = _Locale_full_dayofweek(time, i);
   for (i = 0; i < 12; ++i)
     table._M_monthname[i] = _Locale_abbrev_monthname(time, i);
   for (i = 0; i < 12; ++i)
     table._M_monthname[i+12] = _Locale_full_monthname(time, i);
   table._M_am_pm[0] = _Locale_am_str(time);
   table._M_am_pm[1] = _Locale_pm_str(time);
   _Init_timeinfo_base(table, time);
 }
 #ifndef _STLP_NO_WCHAR_T
 static void _Init_timeinfo(_WTime_Info& table, _Locale_time * time) {
   wchar_t buf[128];
   int i;
   for (i = 0; i < 7; ++i)
     table._M_dayname[i] = _WLocale_abbrev_dayofweek(time, i, _STLP_ARRAY_AND_SIZE(buf));
   for (i = 0; i < 7; ++i)
     table._M_dayname[i+7] = _WLocale_full_dayofweek(time, i, _STLP_ARRAY_AND_SIZE(buf));
   for (i = 0; i < 12; ++i)
     table._M_monthname[i] = _WLocale_abbrev_monthname(time, i, _STLP_ARRAY_AND_SIZE(buf));
   for (i = 0; i < 12; ++i)
     table._M_monthname[i+12] = _WLocale_full_monthname(time, i, _STLP_ARRAY_AND_SIZE(buf));
   table._M_am_pm[0] = _WLocale_am_str(time, _STLP_ARRAY_AND_SIZE(buf));
   table._M_am_pm[1] = _WLocale_pm_str(time, _STLP_ARRAY_AND_SIZE(buf));
   _Init_timeinfo_base(table, time);
 }
 #endif
 template <class _Ch, class _TimeInfo>
 void __subformat(_STLP_BASIC_IOSTRING(_Ch) &buf, const ctype<_Ch>& ct,
                  const string& format, const _TimeInfo& table, const tm* t) {
   const char * cp = format.data();
   const char * cp_end = cp + format.size();
   while (cp != cp_end) {
     if (*cp == '%') {
       char mod = 0;
       ++cp;
       if (*cp == '#') {
         mod = *cp; ++cp;
       }
       __write_formatted_timeT(buf, ct, *cp++, mod, table, t);
     } else
       buf.append(1, *cp++);
   }
 }
 static void __append(__iostring &buf, const string& name)
 { buf.append(name.data(), name.data() + name.size()); }
 static void __append(__iowstring &buf, const wstring& name)
 { buf.append(name.data(), name.data() + name.size()); }
 static void __append(__iostring &buf, char *first, char *last, const ctype<char>& /* ct */)
 { buf.append(first, last); }
 static void __append(__iowstring &buf, char *first, char *last, const ctype<wchar_t>& ct) {
   wchar_t _wbuf[64];
   ct.widen(first, last, _wbuf);
   buf.append(_wbuf, _wbuf + (last - first));
 }
 #if defined (__GNUC__)
 /* The number of days from the first day of the first ISO week of this
    year to the year day YDAY with week day WDAY.  ISO weeks start on
    Monday; the first ISO week has the year's first Thursday.  YDAY may
    be as small as YDAY_MINIMUM.  */
 #  define __ISO_WEEK_START_WDAY 1 /* Monday */
 #  define __ISO_WEEK1_WDAY 4 /* Thursday */
 #  define __YDAY_MINIMUM (-366)
 #  define __TM_YEAR_BASE 1900
 static int
 __iso_week_days(int yday, int wday) {
   /* Add enough to the first operand of % to make it nonnegative.  */
   int big_enough_multiple_of_7 = (-__YDAY_MINIMUM / 7 + 2) * 7;
   return (yday
           - (yday - wday + __ISO_WEEK1_WDAY + big_enough_multiple_of_7) % 7
           + __ISO_WEEK1_WDAY - __ISO_WEEK_START_WDAY);
 }
 #  define __is_leap(year)\
   ((year) % 4 == 0 && ((year) % 100 != 0 || (year) % 400 == 0))
 #endif
 #define __hour12(hour) \
   (((hour) % 12 == 0) ? (12) : (hour) % 12)
 #if !defined (_STLP_USE_SAFE_STRING_FUNCTIONS)
 #  define _STLP_SPRINTF sprintf
 #else
 #  define _STLP_SPRINTF sprintf_s
 #endif
 template <class _Ch, class _TimeInfo>
 void _STLP_CALL __write_formatted_timeT(_STLP_BASIC_IOSTRING(_Ch) &buf,
                                         const ctype<_Ch>& ct,
                                         char format, char modifier,
                                         const _TimeInfo& table, const tm* t) {
   char _buf[64];
   char *_bend;
   switch (format) {
     case 'a':
       __append(buf, table._M_dayname[t->tm_wday]);
       break;
     case 'A':
       __append(buf, table._M_dayname[t->tm_wday + 7]);
       break;
     case 'b':
       __append(buf, table._M_monthname[t->tm_mon]);
       break;
     case 'B':
       __append(buf, table._M_monthname[t->tm_mon + 12]);
       break;
     case 'c':
       __subformat(buf, ct, (modifier != '#') ? table._M_date_time_format
                                              : table._M_long_date_time_format, table, t);
       break;
     case 'd':
       _STLP_SPRINTF(_buf, (modifier != '#') ? "%.2ld" : "%ld", (long)t->tm_mday);
       __append(buf, _buf, ((long)t->tm_mday < 10L && modifier == '#') ? _buf + 1 : _buf + 2, ct);
       break;
     case 'e':
       _STLP_SPRINTF(_buf, "%2ld", (long)t->tm_mday);
       __append(buf, _buf, _buf + 2, ct);
       break;
     case 'H':
       _STLP_SPRINTF(_buf, (modifier != '#') ? "%.2ld" : "%ld", (long)t->tm_hour);
       __append(buf, _buf, ((long)t->tm_hour < 10L && modifier == '#') ? _buf + 1 : _buf + 2, ct);
       break;
     case 'I':
       _STLP_SPRINTF(_buf, (modifier != '#') ? "%.2ld" : "%ld", (long)__hour12(t->tm_hour));
       __append(buf, _buf, ((long)__hour12(t->tm_hour) < 10L && modifier == '#') ? _buf + 1 : _buf + 2, ct);
       break;
     case 'j':
       _bend = __write_integer(_buf, 0, (long)((long)t->tm_yday + 1));
       __append(buf, _buf, _bend, ct);
       break;
     case 'm':
       _STLP_SPRINTF(_buf, (modifier != '#') ? "%.2ld" : "%ld", (long)t->tm_mon + 1);
       __append(buf, _buf, ((long)(t->tm_mon + 1) < 10L && modifier == '#') ? _buf + 1 : _buf + 2, ct);
       break;
     case 'M':
       _STLP_SPRINTF(_buf, (modifier != '#') ? "%.2ld" : "%ld", (long)t->tm_min);
       __append(buf, _buf, ((long)t->tm_min < 10L && modifier == '#') ? _buf + 1 : _buf + 2, ct);
       break;
     case 'p':
       __append(buf, table._M_am_pm[t->tm_hour / 12]);
       break;
     case 'S': // pad with zeros
        _STLP_SPRINTF(_buf, (modifier != '#') ? "%.2ld" : "%ld", (long)t->tm_sec);
        __append(buf, _buf, ((long)t->tm_sec < 10L && modifier == '#') ? _buf + 1 : _buf + 2, ct);
        break;
     case 'U':
       _bend = __write_integer(_buf, 0, long((t->tm_yday - t->tm_wday + 7) / 7));
       __append(buf, _buf, _bend, ct);
       break;
     case 'w':
       _bend = __write_integer(_buf, 0, (long)t->tm_wday);
       __append(buf, _buf, _bend, ct);
       break;
     case 'W':
       _bend = __write_integer(_buf, 0,
                              (long)(t->tm_wday == 0 ? (t->tm_yday + 1) / 7 :
                                                       (t->tm_yday + 8 - t->tm_wday) / 7));
       __append(buf, _buf, _bend, ct);
       break;
     case'x':
       __subformat(buf, ct, (modifier != '#') ? table._M_date_format
                                              : table._M_long_date_format, table, t);
       break;
     case 'X':
       __subformat(buf, ct, table._M_time_format, table, t);
       break;
     case 'y':
       _bend = __write_integer(_buf, 0, (long)((long)(t->tm_year + 1900) % 100));
       __append(buf, _buf, _bend, ct);
       break;
     case 'Y':
       _bend = __write_integer(_buf, 0, (long)((long)t->tm_year + 1900));
       __append(buf, _buf, _bend, ct);
       break;
     case '%':
       buf.append(1, ct.widen('%'));
       break;
 #if defined (__GNUC__)
       // fbp : at least on SUN
 #  if defined (_STLP_UNIX) && !defined (__linux__)
 #    define __USE_BSD 1
 #  endif
    /*********************************************
     *     JGS, handle various extensions        *
     *********************************************/
     case 'h': /* POSIX.2 extension */
       // same as 'b', abbrev month name
       __append(buf, table._M_monthname[t->tm_mon]);
       break;
     case 'C': /* POSIX.2 extension */
       // same as 'd', the day
       _STLP_SPRINTF(_buf, "%2ld", (long)t->tm_mday);
       __append(buf, _buf, _buf + 2, ct);
       break;
     case 'D': /* POSIX.2 extension */
       // same as 'x'
       __subformat(buf, ct, table._M_date_format, table, t);
       break;
     case 'k': /* GNU extension */
       _STLP_SPRINTF(_buf, "%2ld", (long)t->tm_hour);
       __append(buf, _buf, _buf + 2, ct);
       break;
     case 'l': /* GNU extension */
       _STLP_SPRINTF(_buf, "%2ld", (long)t->tm_hour % 12);
       __append(buf, _buf, _buf + 2, ct);
       break;
     case 'n': /* POSIX.2 extension */
       buf.append(1, ct.widen('\n'));
       break;
     case 'R': /* GNU extension */
       __subformat(buf, ct, "%H:%M", table, t);
       break;
     case 'r': /* POSIX.2 extension */
       __subformat(buf, ct, "%I:%M:%S %p", table, t);
       break;
     case 'T': /* POSIX.2 extension.  */
       __subformat(buf, ct, "%H:%M:%S", table, t);
       break;
     case 't': /* POSIX.2 extension.  */
       buf.append(1, ct.widen('\t'));
     case 'u': /* POSIX.2 extension.  */
       _bend = __write_integer(_buf, 0, long((t->tm_wday - 1 + 7)) % 7 + 1);
       __append(buf, _buf, _bend, ct);
       break;
     case 's': {
       time_t __t = mktime(__CONST_CAST(tm*, t));
       _bend = __write_integer(_buf, 0, (long)__t );
       __append(buf, _buf, _bend, ct);
       break;
     }
     case 'g': /* GNU extension */
     case 'G': {
       int year = t->tm_year + __TM_YEAR_BASE;
       int days = __iso_week_days (t->tm_yday, t->tm_wday);
       if (days < 0) {
         /* This ISO week belongs to the previous year.  */
         year--;
         days = __iso_week_days (t->tm_yday + (365 + __is_leap (year)), t->tm_wday);
       }
       else {
         int d = __iso_week_days (t->tm_yday - (365 + __is_leap (year)), t->tm_wday);
         if (0 <= d) {
           /* This ISO week belongs to the next year.  */
           ++year;
           days = d;
         }
       }
       long val;
       switch (format) {
       case 'g':
         val = (long)(year % 100 + 100) % 100;
         break;
       case 'G':
         val = (long)year;
         break;
       default:
         val = (long)days / 7 + 1;
         break;
       }
       _bend = __write_integer(_buf, 0, val);
       __append(buf, _buf, _bend, ct);
       break;
     }
 #  if defined (_STLP_USE_GLIBC)
     case 'z':   /* GNU extension.  */
       if (t->tm_isdst < 0)
         break;
       {
         int diff;
 #    if defined (__USE_BSD) || defined (__BEOS__)
         diff = t->tm_gmtoff;
 #    else
         diff = t->__tm_gmtoff;
 #    endif
         if (diff < 0) {
           buf.append(1, ct.widen('-'));
           diff = -diff;
         } else
           buf.append(1, ct.widen('+'));
         diff /= 60;
         _STLP_SPRINTF(_buf, "%.4d", (diff / 60) * 100 + diff % 60);
         __append(buf, _buf, _buf + 4, ct);
         break;
       }
 #  endif /* __GLIBC__ */
 #endif /* __GNUC__ */
     default:
       break;
   }
 }
 void _STLP_CALL __write_formatted_time(__iostring &buf, const ctype<char>& ct,
                                        char format, char modifier,
                                        const _Time_Info& table, const tm* t)
 { __write_formatted_timeT(buf, ct, format, modifier, table, t); }
 void _STLP_CALL __write_formatted_time(__iowstring &buf, const ctype<wchar_t>& ct,
                                        char format, char modifier,
                                        const _WTime_Info& table, const tm* t)
 { __write_formatted_timeT(buf, ct, format, modifier, table, t); }
 static time_base::dateorder __get_date_order(_Locale_time* time) {
   const char * fmt = _Locale_d_fmt(time);
   char first, second, third;
   while (*fmt != 0 && *fmt != '%') ++fmt;
   if (*fmt == 0)
     return time_base::no_order;
   first = *++fmt;
   while (*fmt != 0 && *fmt != '%') ++fmt;
   if (*fmt == 0)
     return time_base::no_order;
   second = *++fmt;
   while (*fmt != 0 && *fmt != '%') ++fmt;
   if (*fmt == 0)
     return time_base::no_order;
   third = *++fmt;
   switch (first) {
     case 'd':
       return (second == 'm' && third == 'y') ? time_base::dmy
                                              : time_base::no_order;
     case 'm':
       return (second == 'd' && third == 'y') ? time_base::mdy
                                              : time_base::no_order;
     case 'y':
       switch (second) {
         case 'd':
           return third == 'm' ? time_base::ydm : time_base::no_order;
         case 'm':
           return third == 'd' ? time_base::ymd : time_base::no_order;
         default:
           return time_base::no_order;
       }
     default:
       return time_base::no_order;
   }
 }
 time_init<char>::time_init()
   : _M_dateorder(time_base::no_order)
 { _Init_timeinfo(_M_timeinfo); }
 time_init<char>::time_init(const char* __name) {
   if (!__name)
     locale::_M_throw_on_null_name();
   int __err_code;
   char buf[_Locale_MAX_SIMPLE_NAME];
   _Locale_time *__time = __acquire_time(__name, buf, 0, &__err_code);
   if (!__time)
     locale::_M_throw_on_creation_failure(__err_code, __name, "time");
   _Init_timeinfo(this->_M_timeinfo, __time);
   _M_dateorder = __get_date_order(__time);
   __release_time(__time);
 }
 time_init<char>::time_init(_Locale_time *__time) {
   _Init_timeinfo(this->_M_timeinfo, __time);
   _M_dateorder = __get_date_order(__time);
 }
 #ifndef _STLP_NO_WCHAR_T
 time_init<wchar_t>::time_init()
   : _M_dateorder(time_base::no_order)
 { _Init_timeinfo(_M_timeinfo); }
 time_init<wchar_t>::time_init(const char* __name) {
   if (!__name)
     locale::_M_throw_on_null_name();
   int __err_code;
   char buf[_Locale_MAX_SIMPLE_NAME];
   _Locale_time *__time = __acquire_time(__name, buf, 0, &__err_code);
   if (!__time)
     locale::_M_throw_on_creation_failure(__err_code, __name, "time");
   _Init_timeinfo(this->_M_timeinfo, __time);
   _M_dateorder = __get_date_order(__time);
   __release_time(__time);
 }
 time_init<wchar_t>::time_init(_Locale_time *__time) {
   _Init_timeinfo(this->_M_timeinfo, __time);
   _M_dateorder = __get_date_order(__time);
 }
 #endif
 _STLP_MOVE_TO_STD_NAMESPACE
 #if !defined (_STLP_NO_FORCE_INSTANTIATE)
 template class time_get<char, istreambuf_iterator<char, char_traits<char> > >;
 template class time_put<char, ostreambuf_iterator<char, char_traits<char> > >;
 #  ifndef _STLP_NO_WCHAR_T
 template class time_get<wchar_t, istreambuf_iterator<wchar_t, char_traits<wchar_t> > >;
 template class time_put<wchar_t, ostreambuf_iterator<wchar_t, char_traits<wchar_t> > >;
 #  endif
 #endif
 _STLP_END_NAMESPACE

The Tor Browser / annotate

build/stlport/src/time_facets.cpp@129ffea94266 (annotated)

build/stlport/src/time_facets.cpp