diff options
Diffstat (limited to 'kopete/protocols/jabber/jingle/libjingle/talk/base/jtime.cpp')
-rw-r--r-- | kopete/protocols/jabber/jingle/libjingle/talk/base/jtime.cpp | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/kopete/protocols/jabber/jingle/libjingle/talk/base/jtime.cpp b/kopete/protocols/jabber/jingle/libjingle/talk/base/jtime.cpp new file mode 100644 index 00000000..5befe9fd --- /dev/null +++ b/kopete/protocols/jabber/jingle/libjingle/talk/base/jtime.cpp @@ -0,0 +1,77 @@ +/* + * libjingle + * Copyright 2004--2005, Google Inc. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * 3. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED + * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO + * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, + * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, + * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; + * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, + * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR + * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF + * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include "talk/base/jtime.h" +#include <iostream> +#include <cstdlib> +#include <cstring> + +namespace cricket { + +#ifdef POSIX +#include <sys/time.h> +uint32 Time() { + struct timeval tv; + gettimeofday(&tv, 0); + return tv.tv_sec * 1000 + tv.tv_usec / 1000; +} +#endif + +#ifdef WIN32 +#include <windows.h> +uint32 Time() { + return GetTickCount(); +} +#endif + +bool TimeIsBetween(uint32 later, uint32 middle, uint32 earlier) { + if (earlier <= later) { + return ((earlier <= middle) && (middle <= later)); + } else { + return !((later < middle) && (middle < earlier)); + } +} + +int32 TimeDiff(uint32 later, uint32 earlier) { + uint32 LAST = 0xFFFFFFFF; + uint32 HALF = 0x80000000; + if (TimeIsBetween(earlier + HALF, later, earlier)) { + if (earlier <= later) { + return static_cast<long>(later - earlier); + } else { + return static_cast<long>(later + (LAST - earlier) + 1); + } + } else { + if (later <= earlier) { + return -static_cast<long>(earlier - later); + } else { + return -static_cast<long>(earlier + (LAST - later) + 1); + } + } +} + +} // namespace cricket |