uhd/host/lib/utils/platform.cpp
Martin Braun 876d4150aa uhd: Apply clang-format against all .cpp and .hpp files in host/
Note: template_lvbitx.{cpp,hpp} need to be excluded from the list of
files that clang-format gets applied against.
2020-03-03 08:51:32 -06:00

56 lines
1.2 KiB
C++

//
// Copyright 2010-2012,2014 Ettus Research LLC
// Copyright 2018 Ettus Research, a National Instruments Company
//
// SPDX-License-Identifier: GPL-3.0-or-later
//
#include <uhd/config.hpp>
#include <uhd/utils/platform.hpp>
#include <boost/functional/hash.hpp>
#ifdef UHD_PLATFORM_WIN32
# include <windows.h>
#else
# include <unistd.h>
#endif
namespace uhd {
int32_t get_process_id()
{
#ifdef UHD_PLATFORM_WIN32
return int32_t(GetCurrentProcessId());
#else
return int32_t(getpid());
#endif
}
uint32_t get_host_id()
{
#ifdef UHD_PLATFORM_WIN32
// extract volume serial number
char szVolName[MAX_PATH + 1], szFileSysName[MAX_PATH + 1];
DWORD dwSerialNumber, dwMaxComponentLen, dwFileSysFlags;
GetVolumeInformation("C:\\",
szVolName,
MAX_PATH,
&dwSerialNumber,
&dwMaxComponentLen,
&dwFileSysFlags,
szFileSysName,
sizeof(szFileSysName));
return uint32_t(dwSerialNumber);
#else
return uint32_t(gethostid());
#endif
}
uint32_t get_process_hash()
{
size_t hash = 0;
boost::hash_combine(hash, uhd::get_process_id());
boost::hash_combine(hash, uhd::get_host_id());
return uint32_t(hash);
}
} // namespace uhd