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// Copyright (c) 2015-2018 Josh Blum
// SPDX-License-Identifier: BSL-1.0
#include "SoapySocketDefs.hpp"
#include "SoapyInfoUtils.hpp"
#include <cstdlib> //rand
#include <chrono>
#ifdef _MSC_VER
#define getpid() GetCurrentProcessId()
static DWORD gethostid(void)
{
char szVolName[MAX_PATH];
char szFileSysName[80];
DWORD dwSerialNumber;
DWORD dwMaxComponentLen;
DWORD dwFileSysFlags;
GetVolumeInformation(
"C:\\", szVolName, MAX_PATH,
&dwSerialNumber, &dwMaxComponentLen,
&dwFileSysFlags, szFileSysName, sizeof(szFileSysName));
return dwSerialNumber;
}
#endif //_MSC_VER
std::string SoapyInfo::getHostName(void)
{
std::string hostname;
char hostnameBuff[128];
int ret = gethostname(hostnameBuff, sizeof(hostnameBuff));
if (ret == 0) hostname = std::string(hostnameBuff);
else hostname = "unknown";
return hostname;
}
std::string SoapyInfo::generateUUID1(void)
{
//64-bit timestamp in nanoseconds
const auto timeSinceEpoch = std::chrono::high_resolution_clock::now().time_since_epoch();
const auto timeNanoseconds = std::chrono::duration_cast<std::chrono::nanoseconds>(timeSinceEpoch);
const unsigned long long timeNs64 = timeNanoseconds.count();
//clock sequence (random)
const unsigned short clockSeq16 = short(std::rand());
//rather than node, use the host id and pid
const unsigned short pid16 = short(getpid());
const unsigned int hid32 = int(gethostid());
//load up the UUID bytes
unsigned char bytes[16];
bytes[0] = (unsigned char)(timeNs64 >> 24);
bytes[1] = (unsigned char)(timeNs64 >> 16);
bytes[2] = (unsigned char)(timeNs64 >> 8);
bytes[3] = (unsigned char)(timeNs64 >> 0);
bytes[4] = (unsigned char)(timeNs64 >> 40);
bytes[5] = (unsigned char)(timeNs64 >> 32);
bytes[6] = (unsigned char)(((timeNs64 >> 56) & 0x0F) | 0x10); //variant
bytes[7] = (unsigned char)(timeNs64 >> 48);
bytes[8] = (unsigned char)(((clockSeq16 >> 8) & 0x3F) | 0x80); //reserved
bytes[9] = (unsigned char)(clockSeq16 >> 0);
bytes[10] = (unsigned char)(pid16 >> 8);
bytes[11] = (unsigned char)(pid16 >> 0);
bytes[12] = (unsigned char)(hid32 >> 24);
bytes[13] = (unsigned char)(hid32 >> 16);
bytes[14] = (unsigned char)(hid32 >> 8);
bytes[15] = (unsigned char)(hid32 >> 0);
//load fields into the buffer
char buff[37];
const int ret = sprintf(buff,
"%02hhx%02hhx%02hhx%02hhx-%02hhx%02hhx-%02hhx%02hhx-"
"%02hhx%02hhx-%02hhx%02hhx%02hhx%02hhx%02hhx%02hhx",
bytes[0], bytes[1], bytes[2], bytes[3], bytes[4], bytes[5], bytes[6], bytes[7],
bytes[8], bytes[9], bytes[10], bytes[11], bytes[12], bytes[13], bytes[14], bytes[15]);
if (ret > 0) return std::string(buff, size_t(ret));
return ""; //failed
}
SOAPY_REMOTE_API std::string SoapyInfo::getUserAgent(void)
{
return "@CMAKE_SYSTEM_NAME@ UPnP/1.1 SoapyRemote/@SoapySDR_VERSION@";
}
SOAPY_REMOTE_API std::string SoapyInfo::getServerVersion(void)
{
return "@SOAPY_REMOTE_VERSION@";
}
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