<commit_before>/**
* Time Functions
* (C) 1999-2009 <NAME>
*
* Distributed under the terms of the Botan license
*/

#include <botan/time.h>
#include <botan/exceptn.h>
#include <ctime>

#if defined(BOTAN_TARGET_OS_HAS_WIN32_GET_SYSTEMTIME)
  #include <windows.h>
#endif

#if defined(BOTAN_TARGET_OS_HAS_GETTIMEOFDAY)
  #include <sys/time.h>
#endif

#if defined(BOTAN_TARGET_OS_HAS_CLOCK_GETTIME)

  #ifndef _POSIX_C_SOURCE
    #define _POSIX_C_SOURCE 199309
  #endif

  #include <time.h>

  #ifndef CLOCK_REALTIME
    #define CLOCK_REALTIME 0
  #endif

#endif

namespace Botan {

namespace {

/**
* Combine a two time values into a single one
*/
u64bit combine_timers(u32bit seconds, u32bit parts, u32bit parts_hz)
   {
   static const u64bit NANOSECONDS_UNITS = 1000000000;

   u64bit res = seconds * NANOSECONDS_UNITS;
   res += parts * (NANOSECONDS_UNITS / parts_hz);
   return res;
   }

std::tm do_gmtime(time_t time_val)
   {
   std::tm tm;

#if defined(BOTAN_TARGET_OS_HAS_GMTIME_S)
   gmtime_s(&tm, &time_val); // Windows
#elif defined(BOTAN_TARGET_OS_HAS_GMTIME_R)
   gmtime_r(&time_val, &tm); // Unix/SUSv2
#else
   std::tm* tm_p = std::gmtime(&time_val);
   if (tm_p == 0)
      throw Encoding_Error("time_t_to_tm could not convert");
   tm = *tm_p;
#endif

   return tm;
   }

}

/*
* Convert a time_point to a calendar_point
*/
calendar_point calendar_value(
   const std::chrono::system_clock::time_point& time_point)
   {
   std::tm tm = do_gmtime(std::chrono::system_clock::to_time_t(time_point));

   std::tm tm = do_gmtime(time_val);

   return calendar_point(tm.tm_year + 1900,
                         tm.tm_mon + 1,
                         tm.tm_mday,
                         tm.tm_hour,
                         tm.tm_min,
                         tm.tm_sec);
   }

u64bit get_nanoseconds_clock()
   {
#if defined(BOTAN_TARGET_OS_HAS_CLOCK_GETTIME)
   struct ::timespec tv;
   ::clock_gettime(CLOCK_REALTIME, &tv);
   return combine_timers(tv.tv_sec, tv.tv_nsec, 1000000000);

#elif defined(BOTAN_TARGET_OS_HAS_GETTIMEOFDAY)
   struct ::timeval tv;
   ::gettimeofday(&tv, 0);
   return combine_timers(tv.tv_sec, tv.tv_usec, 1000000);

#elif defined(BOTAN_TARGET_OS_HAS_WIN32_GET_SYSTEMTIME)

   // Returns time since January 1, 1601 in 100-ns increments<commit_msg>Fixup merge<commit_after>/**
* Time Functions
* (C) 1999-2009 <NAME>
*
* Distributed under the terms of the Botan license
*/

#include <botan/time.h>
#include <botan/exceptn.h>
#include <ctime>

#if defined(BOTAN_TARGET_OS_HAS_WIN32_GET_SYSTEMTIME)
  #include <windows.h>
#endif

#if defined(BOTAN_TARGET_OS_HAS_GETTIMEOFDAY)
  #include <sys/time.h>
#endif

#if defined(BOTAN_TARGET_OS_HAS_CLOCK_GETTIME)

  #ifndef _POSIX_C_SOURCE
    #define _POSIX_C_SOURCE 199309
  #endif

  #include <time.h>

  #ifndef CLOCK_REALTIME
    #define CLOCK_REALTIME 0
  #endif

#endif

namespace Botan {

namespace {

/**
* Combine a two time values into a single one
*/
u64bit combine_timers(u32bit seconds, u32bit parts, u32bit parts_hz)
   {
   static const u64bit NANOSECONDS_UNITS = 1000000000;

   u64bit res = seconds * NANOSECONDS_UNITS;
   res += parts * (NANOSECONDS_UNITS / parts_hz);
   return res;
   }

std::tm do_gmtime(std::time_t time_val)
   {
   std::tm tm;

#if defined(BOTAN_TARGET_OS_HAS_GMTIME_S)
   gmtime_s(&tm, &time_val); // Windows
#elif defined(BOTAN_TARGET_OS_HAS_GMTIME_R)
   gmtime_r(&time_val, &tm); // Unix/SUSv2
#else
   std::tm* tm_p = std::gmtime(&time_val);
   if (tm_p == 0)
      throw Encoding_Error("time_t_to_tm could not convert");
   tm = *tm_p;
#endif

   return tm;
   }

}

/*
* Convert a time_point to a calendar_point
*/
calendar_point calendar_value(
   const std::chrono::system_clock::time_point& time_point)
   {
   std::tm tm = do_gmtime(std::chrono::system_clock::to_time_t(time_point));

   return calendar_point(tm.tm_year + 1900,
                         tm.tm_mon + 1,
                         tm.tm_mday,
                         tm.tm_hour,
                         tm.tm_min,
                         tm.tm_sec);
   }

u64bit get_nanoseconds_clock()
   {
#if defined(BOTAN_TARGET_OS_HAS_CLOCK_GETTIME)
   struct ::timespec tv;
   ::clock_gettime(CLOCK_REALTIME, &tv);
   return combine_timers(tv.tv_sec, tv.tv_nsec, 1000000000);

#elif defined(BOTAN_TARGET_OS_HAS_GETTIMEOFDAY)
   struct ::timeval tv;
   ::gettimeofday(&tv, 0);
   return combine_timers(tv.tv_sec, tv.tv_usec, 1000000);

#elif defined(BOTAN_TARGET_OS_HAS_WIN32_GET_SYSTEMTIME)

   // Returns time since January 1, 1601 in 100-ns increments
{'fraction_non_alphanumeric': 0.10834617925567055, 'fraction_numerical': 0.03347280334728033, 'mean_word_length': 3.505952380952381, 'pattern_counts': {'":': 0, '<': 17, '<?xml version=': 0, '>': 17, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 4, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '4182728', 'n_tokens_mistral': 1923, 'n_tokens_neox': 1759, 'n_words': 345}