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authormadmaxoft <github@xoft.cz>2014-01-22 22:26:40 +0100
committermadmaxoft <github@xoft.cz>2014-01-22 22:26:40 +0100
commit34f13d589a2ebbcae9230732c7a763b3cdd88b41 (patch)
tree4f7bad4f90ca8f7a896d83951804f0207082cafb /lib/cryptopp/hrtimer.cpp
parentReplacing CryptoPP with PolarSSL. (diff)
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Diffstat (limited to '')
-rw-r--r--lib/cryptopp/hrtimer.cpp138
1 files changed, 0 insertions, 138 deletions
diff --git a/lib/cryptopp/hrtimer.cpp b/lib/cryptopp/hrtimer.cpp
deleted file mode 100644
index 6871a15dc..000000000
--- a/lib/cryptopp/hrtimer.cpp
+++ /dev/null
@@ -1,138 +0,0 @@
-// hrtimer.cpp - written and placed in the public domain by Wei Dai
-
-#include "pch.h"
-#include "hrtimer.h"
-#include "misc.h"
-#include <stddef.h> // for NULL
-#include <time.h>
-
-#if defined(CRYPTOPP_WIN32_AVAILABLE)
-#include <windows.h>
-#elif defined(CRYPTOPP_UNIX_AVAILABLE)
-#include <sys/time.h>
-#include <sys/times.h>
-#include <unistd.h>
-#endif
-
-#include <assert.h>
-
-NAMESPACE_BEGIN(CryptoPP)
-
-#ifndef CRYPTOPP_IMPORTS
-
-double TimerBase::ConvertTo(TimerWord t, Unit unit)
-{
- static unsigned long unitsPerSecondTable[] = {1, 1000, 1000*1000, 1000*1000*1000};
-
- assert(unit < sizeof(unitsPerSecondTable) / sizeof(unitsPerSecondTable[0]));
- return (double)CRYPTOPP_VC6_INT64 t * unitsPerSecondTable[unit] / CRYPTOPP_VC6_INT64 TicksPerSecond();
-}
-
-void TimerBase::StartTimer()
-{
- m_last = m_start = GetCurrentTimerValue();
- m_started = true;
-}
-
-double TimerBase::ElapsedTimeAsDouble()
-{
- if (m_stuckAtZero)
- return 0;
-
- if (m_started)
- {
- TimerWord now = GetCurrentTimerValue();
- if (m_last < now) // protect against OS bugs where time goes backwards
- m_last = now;
- return ConvertTo(m_last - m_start, m_timerUnit);
- }
-
- StartTimer();
- return 0;
-}
-
-unsigned long TimerBase::ElapsedTime()
-{
- double elapsed = ElapsedTimeAsDouble();
- assert(elapsed <= ULONG_MAX);
- return (unsigned long)elapsed;
-}
-
-TimerWord Timer::GetCurrentTimerValue()
-{
-#if defined(CRYPTOPP_WIN32_AVAILABLE)
- LARGE_INTEGER now;
- if (!QueryPerformanceCounter(&now))
- throw Exception(Exception::OTHER_ERROR, "Timer: QueryPerformanceCounter failed with error " + IntToString(GetLastError()));
- return now.QuadPart;
-#elif defined(CRYPTOPP_UNIX_AVAILABLE)
- timeval now;
- gettimeofday(&now, NULL);
- return (TimerWord)now.tv_sec * 1000000 + now.tv_usec;
-#else
- return clock();
-#endif
-}
-
-TimerWord Timer::TicksPerSecond()
-{
-#if defined(CRYPTOPP_WIN32_AVAILABLE)
- static LARGE_INTEGER freq = {0};
- if (freq.QuadPart == 0)
- {
- if (!QueryPerformanceFrequency(&freq))
- throw Exception(Exception::OTHER_ERROR, "Timer: QueryPerformanceFrequency failed with error " + IntToString(GetLastError()));
- }
- return freq.QuadPart;
-#elif defined(CRYPTOPP_UNIX_AVAILABLE)
- return 1000000;
-#else
- return CLOCKS_PER_SEC;
-#endif
-}
-
-#endif // #ifndef CRYPTOPP_IMPORTS
-
-TimerWord ThreadUserTimer::GetCurrentTimerValue()
-{
-#if defined(CRYPTOPP_WIN32_AVAILABLE)
- static bool getCurrentThreadImplemented = true;
- if (getCurrentThreadImplemented)
- {
- FILETIME now, ignored;
- if (!GetThreadTimes(GetCurrentThread(), &ignored, &ignored, &ignored, &now))
- {
- DWORD lastError = GetLastError();
- if (lastError == ERROR_CALL_NOT_IMPLEMENTED)
- {
- getCurrentThreadImplemented = false;
- goto GetCurrentThreadNotImplemented;
- }
- throw Exception(Exception::OTHER_ERROR, "ThreadUserTimer: GetThreadTimes failed with error " + IntToString(lastError));
- }
- return now.dwLowDateTime + ((TimerWord)now.dwHighDateTime << 32);
- }
-GetCurrentThreadNotImplemented:
- return (TimerWord)clock() * (10*1000*1000 / CLOCKS_PER_SEC);
-#elif defined(CRYPTOPP_UNIX_AVAILABLE)
- tms now;
- times(&now);
- return now.tms_utime;
-#else
- return clock();
-#endif
-}
-
-TimerWord ThreadUserTimer::TicksPerSecond()
-{
-#if defined(CRYPTOPP_WIN32_AVAILABLE)
- return 10*1000*1000;
-#elif defined(CRYPTOPP_UNIX_AVAILABLE)
- static const long ticksPerSecond = sysconf(_SC_CLK_TCK);
- return ticksPerSecond;
-#else
- return CLOCKS_PER_SEC;
-#endif
-}
-
-NAMESPACE_END