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Jonathan Naylor 2016-10-03 21:57:14 +01:00
commit 47cce73dfb
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.gitignore vendored Normal file
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Debug
Release
x64
MMDVMHost
*.o
*.opendb
*.bak
*.obj
*~
*.sdf
*.log
*.zip
*.exe
*.user
*.VC.db
.vs

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Microsoft Visual Studio Solution File, Format Version 12.00
# Visual Studio 14
VisualStudioVersion = 14.0.25420.1
MinimumVisualStudioVersion = 10.0.40219.1
Project("{8BC9CEB8-8B4A-11D0-8D11-00A0C91BC942}") = "P25Parrot", "P25Parrot\P25Parrot.vcxproj", "{2AE94EAA-FD57-45C9-8555-6425CFA777A3}"
EndProject
Global
GlobalSection(SolutionConfigurationPlatforms) = preSolution
Debug|x64 = Debug|x64
Debug|x86 = Debug|x86
Release|x64 = Release|x64
Release|x86 = Release|x86
EndGlobalSection
GlobalSection(ProjectConfigurationPlatforms) = postSolution
{2AE94EAA-FD57-45C9-8555-6425CFA777A3}.Debug|x64.ActiveCfg = Debug|x64
{2AE94EAA-FD57-45C9-8555-6425CFA777A3}.Debug|x64.Build.0 = Debug|x64
{2AE94EAA-FD57-45C9-8555-6425CFA777A3}.Debug|x86.ActiveCfg = Debug|Win32
{2AE94EAA-FD57-45C9-8555-6425CFA777A3}.Debug|x86.Build.0 = Debug|Win32
{2AE94EAA-FD57-45C9-8555-6425CFA777A3}.Release|x64.ActiveCfg = Release|x64
{2AE94EAA-FD57-45C9-8555-6425CFA777A3}.Release|x64.Build.0 = Release|x64
{2AE94EAA-FD57-45C9-8555-6425CFA777A3}.Release|x86.ActiveCfg = Release|Win32
{2AE94EAA-FD57-45C9-8555-6425CFA777A3}.Release|x86.Build.0 = Release|Win32
EndGlobalSection
GlobalSection(SolutionProperties) = preSolution
HideSolutionNode = FALSE
EndGlobalSection
EndGlobal

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CC = gcc
CXX = g++
CFLAGS = -g -O3 -Wall -std=c++0x
LIBS =
LDFLAGS = -g
OBJECTS = Network.o P25Parrot.o Parrot.o StopWatch.o Timer.o UDPSocket.o Utils.o
all: P25Parrot
P25Parrot: $(OBJECTS)
$(CXX) $(OBJECTS) $(CFLAGS) $(LIBS) -o P25Parrot
%.o: %.cpp
$(CXX) $(CFLAGS) -c -o $@ $<
clean:
$(RM) P25Parrot *.o *.d *.bak *~

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CC = gcc
CXX = g++
CFLAGS = -g -O3 -Wall -std=c++0x
LIBS = -lsocket
LDFLAGS = -g
OBJECTS = Network.o P25Parrot.o Parrot.o StopWatch.o Timer.o UDPSocket.o Utils.o
all: P25Parrot
P25Parrot: $(OBJECTS)
$(CXX) $(OBJECTS) $(CFLAGS) $(LIBS) -o P25Parrot
%.o: %.cpp
$(CXX) $(CFLAGS) -c -o $@ $<
clean:
$(RM) P25Parrot *.o *.d *.bak *~

108
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/*
* Copyright (C) 2009-2014,2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "Network.h"
#include "Utils.h"
#include <cstdio>
#include <cassert>
#include <cstring>
const unsigned int BUFFER_LENGTH = 200U;
CNetwork::CNetwork(unsigned int port, bool debug) :
m_socket(port),
m_address(),
m_port(0U),
m_debug(debug),
m_buffer(1000U, "P25 Network")
{
}
CNetwork::~CNetwork()
{
}
bool CNetwork::open()
{
::fprintf(stdout, "Opening P25 network connection\n");
return m_socket.open();
}
bool CNetwork::write(const unsigned char* data, unsigned int length)
{
if (m_port == 0U)
return true;
assert(data != NULL);
if (m_debug)
CUtils::dump(1U, "P25 Network Data Sent", data, length);
return m_socket.write(data, length, m_address, m_port);
}
void CNetwork::clock(unsigned int ms)
{
unsigned char buffer[BUFFER_LENGTH];
in_addr address;
unsigned int port;
int length = m_socket.read(buffer, BUFFER_LENGTH, address, port);
if (length <= 0)
return;
m_address.s_addr = address.s_addr;
m_port = port;
if (m_debug)
CUtils::dump(1U, "P25 Network Data Received", buffer, length);
unsigned char l = length;
m_buffer.addData(&l, 1U);
m_buffer.addData(buffer, length);
}
unsigned int CNetwork::read(unsigned char* data)
{
assert(data != NULL);
if (m_buffer.isEmpty())
return 0U;
unsigned char len = 0U;
m_buffer.getData(&len, 1U);
m_buffer.getData(data, len);
return len;
}
void CNetwork::end()
{
m_port = 0U;
}
void CNetwork::close()
{
m_socket.close();
::fprintf(stdout, "Closing P25 network connection\n");
}

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/*
* Copyright (C) 2009-2014,2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef Network_H
#define Network_H
#include "RingBuffer.h"
#include "UDPSocket.h"
#include <cstdint>
#include <string>
class CNetwork {
public:
CNetwork(unsigned int port, bool debug);
~CNetwork();
bool open();
bool write(const unsigned char* data, unsigned int length);
unsigned int read(unsigned char* data);
void end();
void close();
void clock(unsigned int ms);
private:
CUDPSocket m_socket;
in_addr m_address;
unsigned int m_port;
bool m_debug;
CRingBuffer<unsigned char> m_buffer;
};
#endif

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/*
* Copyright (C) 2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "StopWatch.h"
#include "P25Parrot.h"
#include "Parrot.h"
#include "Network.h"
#include "Version.h"
#include "Timer.h"
#include <cstdio>
#include <cstdlib>
int main(int argc, char** argv)
{
if (argc == 1) {
::fprintf(stderr, "Usage: P25Parrot <port>\n");
return 1;
}
unsigned int port = ::atoi(argv[1]);
if (port == 0U) {
::fprintf(stderr, "P25Parrot: invalid port number\n");
return 1;
}
CP25Parrot parrot(port);
parrot.run();
return 0;
}
CP25Parrot::CP25Parrot(unsigned int port) :
m_port(port)
{
}
CP25Parrot::~CP25Parrot()
{
}
void CP25Parrot::run()
{
CParrot parrot(180U);
CNetwork network(m_port, false);
bool ret = network.open();
if (!ret)
return;
CStopWatch stopWatch;
stopWatch.start();
CTimer watchdogTimer(1000U, 0U, 1500U);
CTimer turnaroundTimer(1000U, 2U);
CStopWatch playoutTimer;
unsigned int count = 0U;
bool playing = false;
::fprintf(stdout, "Starting P25Parrot-%s\n", VERSION);
for (;;) {
unsigned char buffer[200U];
unsigned int len = network.read(buffer);
if (len > 0U) {
parrot.write(buffer, len);
watchdogTimer.start();
if ((buffer[0U] == 0x6AU && buffer[15U] == 0x00U) || (buffer[0U] == 0x73U && buffer[15U] == 0x00U)) {
::fprintf(stdout, "Received end of transmission\n");
turnaroundTimer.start();
watchdogTimer.stop();
parrot.end();
}
}
if (turnaroundTimer.isRunning() && turnaroundTimer.hasExpired()) {
if (!playing) {
playoutTimer.start();
playing = true;
count = 0U;
}
// A frame every 20ms
unsigned int wanted = playoutTimer.elapsed() / 20U;
while (count < wanted) {
len = parrot.read(buffer);
if (len > 0U) {
network.write(buffer, len);
count++;
} else {
parrot.clear();
network.end();
turnaroundTimer.stop();
playing = false;
count = wanted;
}
}
}
unsigned int ms = stopWatch.elapsed();
stopWatch.start();
network.clock(ms);
watchdogTimer.clock(ms);
turnaroundTimer.clock(ms);
if (watchdogTimer.isRunning() && watchdogTimer.hasExpired()) {
::fprintf(stdout, "Network watchdog has expired\n");
turnaroundTimer.start();
watchdogTimer.stop();
parrot.end();
}
if (ms < 5U) {
#if defined(_WIN32) || defined(_WIN64)
::Sleep(5UL); // 5ms
#else
::usleep(5000); // 5ms
#endif
}
}
network.close();
}

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P25Parrot/P25Parrot.h Normal file
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/*
* Copyright (C) 2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined(P25Parrot_H)
#define P25Parrot_H
class CP25Parrot
{
public:
CP25Parrot(unsigned int port);
~CP25Parrot();
void run();
private:
unsigned int m_port;
};
#endif

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<Project DefaultTargets="Build" ToolsVersion="14.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
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<Platform>x64</Platform>
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<Configuration>Release</Configuration>
<Platform>x64</Platform>
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<PropertyGroup Label="Globals">
<ProjectGuid>{2AE94EAA-FD57-45C9-8555-6425CFA777A3}</ProjectGuid>
<Keyword>Win32Proj</Keyword>
<RootNamespace>P25Parrot</RootNamespace>
<WindowsTargetPlatformVersion>8.1</WindowsTargetPlatformVersion>
</PropertyGroup>
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<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'" Label="Configuration">
<ConfigurationType>Application</ConfigurationType>
<UseDebugLibraries>true</UseDebugLibraries>
<PlatformToolset>v140</PlatformToolset>
<CharacterSet>Unicode</CharacterSet>
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<ConfigurationType>Application</ConfigurationType>
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<PropertyGroup Label="UserMacros" />
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
<LinkIncremental>true</LinkIncremental>
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<LinkIncremental>true</LinkIncremental>
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</PropertyGroup>
<PropertyGroup Condition="'$(Configuration)|$(Platform)'=='Release|x64'">
<LinkIncremental>false</LinkIncremental>
</PropertyGroup>
<ItemDefinitionGroup Condition="'$(Configuration)|$(Platform)'=='Debug|Win32'">
<ClCompile>
<PrecompiledHeader>
</PrecompiledHeader>
<WarningLevel>Level3</WarningLevel>
<Optimization>Disabled</Optimization>
<PreprocessorDefinitions>WIN32;_DEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
<GenerateDebugInformation>true</GenerateDebugInformation>
<AdditionalDependencies>ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
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<ClCompile>
<WarningLevel>Level3</WarningLevel>
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<Optimization>MaxSpeed</Optimization>
<FunctionLevelLinking>true</FunctionLevelLinking>
<IntrinsicFunctions>true</IntrinsicFunctions>
<PreprocessorDefinitions>WIN32;NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
<EnableCOMDATFolding>true</EnableCOMDATFolding>
<OptimizeReferences>true</OptimizeReferences>
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<IntrinsicFunctions>true</IntrinsicFunctions>
<PreprocessorDefinitions>NDEBUG;_CONSOLE;%(PreprocessorDefinitions)</PreprocessorDefinitions>
</ClCompile>
<Link>
<SubSystem>Console</SubSystem>
<EnableCOMDATFolding>true</EnableCOMDATFolding>
<OptimizeReferences>true</OptimizeReferences>
<GenerateDebugInformation>true</GenerateDebugInformation>
<AdditionalDependencies>ws2_32.lib;%(AdditionalDependencies)</AdditionalDependencies>
</Link>
</ItemDefinitionGroup>
<ItemGroup>
<ClInclude Include="Network.h" />
<ClInclude Include="P25Parrot.h" />
<ClInclude Include="Parrot.h" />
<ClInclude Include="RingBuffer.h" />
<ClInclude Include="StopWatch.h" />
<ClInclude Include="Timer.h" />
<ClInclude Include="UDPSocket.h" />
<ClInclude Include="Utils.h" />
<ClInclude Include="Version.h" />
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<ItemGroup>
<ClCompile Include="Network.cpp" />
<ClCompile Include="P25Parrot.cpp" />
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<Import Project="$(VCTargetsPath)\Microsoft.Cpp.targets" />
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<ItemGroup>
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/*
* Copyright (C) 2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "Parrot.h"
#include <cstdio>
#include <cassert>
#include <cstring>
CParrot::CParrot(unsigned int timeout) :
m_data(NULL),
m_length(timeout * 1550U + 1000U),
m_used(0U),
m_ptr(0U)
{
assert(timeout > 0U);
m_data = new unsigned char[m_length];
}
CParrot::~CParrot()
{
delete[] m_data;
}
bool CParrot::write(const unsigned char* data, unsigned int length)
{
assert(data != NULL);
if ((m_length - m_used) < (length + 2U))
return false;
m_data[m_used] = length;
::memcpy(m_data + m_used + 1U, data, length);
m_used += length + 1U;
return true;
}
void CParrot::end()
{
m_ptr = 0U;
}
void CParrot::clear()
{
m_used = 0U;
m_ptr = 0U;
}
unsigned int CParrot::read(unsigned char* data)
{
assert(data != NULL);
if (m_used == 0U)
return 0U;
unsigned int length = m_data[m_ptr];
::memcpy(data, m_data + m_ptr + 1U, length);
m_ptr += length + 1U;
if (m_ptr >= m_used)
m_used = 0U;
return length;
}

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/*
* Copyright (C) 2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined(Parrot_H)
#define Parrot_H
class CParrot
{
public:
CParrot(unsigned int timeout);
~CParrot();
bool write(const unsigned char* data, unsigned int length);
unsigned int read(unsigned char* data);
void end();
void clear();
private:
unsigned char* m_data;
unsigned int m_length;
unsigned int m_used;
unsigned int m_ptr;
};
#endif

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/*
* Copyright (C) 2006-2009,2012,2013,2015,2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef RingBuffer_H
#define RingBuffer_H
#include <cstdio>
#include <cassert>
#include <cstring>
template<class T> class CRingBuffer {
public:
CRingBuffer(unsigned int length, const char* name) :
m_length(length),
m_name(name),
m_buffer(NULL),
m_iPtr(0U),
m_oPtr(0U)
{
assert(length > 0U);
assert(name != NULL);
m_buffer = new T[length];
::memset(m_buffer, 0x00, m_length * sizeof(T));
}
~CRingBuffer()
{
delete[] m_buffer;
}
bool addData(const T* buffer, unsigned int nSamples)
{
if (nSamples >= freeSpace()) {
::fprintf(stderr, "**** Overflow in %s ring buffer, %u >= %u\n", m_name, nSamples, freeSpace());
return false;
}
for (unsigned int i = 0U; i < nSamples; i++) {
m_buffer[m_iPtr++] = buffer[i];
if (m_iPtr == m_length)
m_iPtr = 0U;
}
return true;
}
bool getData(T* buffer, unsigned int nSamples)
{
if (dataSize() < nSamples) {
::fprintf(stderr, "**** Underflow in %s ring buffer, %u < %u\n", m_name, dataSize(), nSamples);
return false;
}
for (unsigned int i = 0U; i < nSamples; i++) {
buffer[i] = m_buffer[m_oPtr++];
if (m_oPtr == m_length)
m_oPtr = 0U;
}
return true;
}
bool peek(T* buffer, unsigned int nSamples)
{
if (dataSize() < nSamples) {
::fprintf(stderr, "**** Underflow peek in %s ring buffer, %u < %u\n", m_name, dataSize(), nSamples);
return false;
}
unsigned int ptr = m_oPtr;
for (unsigned int i = 0U; i < nSamples; i++) {
buffer[i] = m_buffer[ptr++];
if (ptr == m_length)
ptr = 0U;
}
return true;
}
void clear()
{
m_iPtr = 0U;
m_oPtr = 0U;
::memset(m_buffer, 0x00, m_length * sizeof(T));
}
unsigned int freeSpace() const
{
if (m_oPtr == m_iPtr)
return m_length;
if (m_oPtr > m_iPtr)
return m_oPtr - m_iPtr;
return (m_length + m_oPtr) - m_iPtr;
}
unsigned int dataSize() const
{
return m_length - freeSpace();
}
bool hasSpace(unsigned int length) const
{
return freeSpace() > length;
}
bool hasData() const
{
return m_oPtr != m_iPtr;
}
bool isEmpty() const
{
return m_oPtr == m_iPtr;
}
private:
unsigned int m_length;
const char* m_name;
T* m_buffer;
unsigned int m_iPtr;
unsigned int m_oPtr;
};
#endif

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/*
* Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "StopWatch.h"
#if defined(_WIN32) || defined(_WIN64)
CStopWatch::CStopWatch() :
m_frequency(),
m_start()
{
::QueryPerformanceFrequency(&m_frequency);
}
CStopWatch::~CStopWatch()
{
}
unsigned long CStopWatch::start()
{
::QueryPerformanceCounter(&m_start);
return (unsigned long)(m_start.QuadPart / m_frequency.QuadPart);
}
unsigned int CStopWatch::elapsed()
{
LARGE_INTEGER now;
::QueryPerformanceCounter(&now);
LARGE_INTEGER temp;
temp.QuadPart = (now.QuadPart - m_start.QuadPart) * 1000;
return (unsigned int)(temp.QuadPart / m_frequency.QuadPart);
}
#else
#include <cstdio>
CStopWatch::CStopWatch() :
m_start()
{
}
CStopWatch::~CStopWatch()
{
}
unsigned long CStopWatch::start()
{
::gettimeofday(&m_start, NULL);
return m_start.tv_usec;
}
unsigned int CStopWatch::elapsed()
{
struct timeval now;
::gettimeofday(&now, NULL);
unsigned int elapsed = (now.tv_sec - m_start.tv_sec) * 1000U;
elapsed += now.tv_usec / 1000U;
elapsed -= m_start.tv_usec / 1000U;
return elapsed;
}
#endif

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/*
* Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined(STOPWATCH_H)
#define STOPWATCH_H
#if defined(_WIN32) || defined(_WIN64)
#include <windows.h>
#else
#include <sys/time.h>
#endif
class CStopWatch
{
public:
CStopWatch();
~CStopWatch();
unsigned long start();
unsigned int elapsed();
private:
#if defined(_WIN32) || defined(_WIN64)
LARGE_INTEGER m_frequency;
LARGE_INTEGER m_start;
#else
struct timeval m_start;
#endif
};
#endif

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/*
* Copyright (C) 2009,2010,2015 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "Timer.h"
#include <cstdio>
#include <cassert>
CTimer::CTimer(unsigned int ticksPerSec, unsigned int secs, unsigned int msecs) :
m_ticksPerSec(ticksPerSec),
m_timeout(0U),
m_timer(0U)
{
assert(ticksPerSec > 0U);
if (secs > 0U || msecs > 0U) {
// m_timeout = ((secs * 1000U + msecs) * m_ticksPerSec) / 1000U + 1U;
unsigned long long temp = (secs * 1000ULL + msecs) * m_ticksPerSec;
m_timeout = (unsigned int)(temp / 1000ULL + 1ULL);
}
}
CTimer::~CTimer()
{
}
void CTimer::setTimeout(unsigned int secs, unsigned int msecs)
{
if (secs > 0U || msecs > 0U) {
// m_timeout = ((secs * 1000U + msecs) * m_ticksPerSec) / 1000U + 1U;
unsigned long long temp = (secs * 1000ULL + msecs) * m_ticksPerSec;
m_timeout = (unsigned int)(temp / 1000ULL + 1ULL);
} else {
m_timeout = 0U;
m_timer = 0U;
}
}
unsigned int CTimer::getTimeout() const
{
if (m_timeout == 0U)
return 0U;
return (m_timeout - 1U) / m_ticksPerSec;
}
unsigned int CTimer::getTimer() const
{
if (m_timer == 0U)
return 0U;
return (m_timer - 1U) / m_ticksPerSec;
}

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/*
* Copyright (C) 2009,2010,2011,2014 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef Timer_H
#define Timer_H
class CTimer {
public:
CTimer(unsigned int ticksPerSec, unsigned int secs = 0U, unsigned int msecs = 0U);
~CTimer();
void setTimeout(unsigned int secs, unsigned int msecs = 0U);
unsigned int getTimeout() const;
unsigned int getTimer() const;
unsigned int getRemaining()
{
if (m_timeout == 0U || m_timer == 0U)
return 0U;
if (m_timer >= m_timeout)
return 0U;
return (m_timeout - m_timer) / m_ticksPerSec;
}
bool isRunning()
{
return m_timer > 0U;
}
void start(unsigned int secs, unsigned int msecs = 0U)
{
setTimeout(secs, msecs);
start();
}
void start()
{
if (m_timeout > 0U)
m_timer = 1U;
}
void stop()
{
m_timer = 0U;
}
bool hasExpired()
{
if (m_timeout == 0U || m_timer == 0U)
return false;
if (m_timer >= m_timeout)
return true;
return false;
}
void clock(unsigned int ticks = 1U)
{
if (m_timer > 0U && m_timeout > 0U)
m_timer += ticks;
}
private:
unsigned int m_ticksPerSec;
unsigned int m_timeout;
unsigned int m_timer;
};
#endif

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/*
* Copyright (C) 2006-2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "UDPSocket.h"
#include <cassert>
#if !defined(_WIN32) && !defined(_WIN64)
#include <cerrno>
#include <cstring>
#endif
CUDPSocket::CUDPSocket(const std::string& address, unsigned int port) :
m_address(address),
m_port(port),
m_fd(-1)
{
assert(!address.empty());
#if defined(_WIN32) || defined(_WIN64)
WSAData data;
int wsaRet = ::WSAStartup(MAKEWORD(2, 2), &data);
if (wsaRet != 0)
::fprintf(stderr, "Error from WSAStartup\n");
#endif
}
CUDPSocket::CUDPSocket(unsigned int port) :
m_address(),
m_port(port),
m_fd(-1)
{
#if defined(_WIN32) || defined(_WIN64)
WSAData data;
int wsaRet = ::WSAStartup(MAKEWORD(2, 2), &data);
if (wsaRet != 0)
::fprintf(stderr, "Error from WSAStartup\n");
#endif
}
CUDPSocket::~CUDPSocket()
{
#if defined(_WIN32) || defined(_WIN64)
::WSACleanup();
#endif
}
in_addr CUDPSocket::lookup(const std::string& hostname)
{
in_addr addr;
#if defined(_WIN32) || defined(_WIN64)
unsigned long address = ::inet_addr(hostname.c_str());
if (address != INADDR_NONE && address != INADDR_ANY) {
addr.s_addr = address;
return addr;
}
struct hostent* hp = ::gethostbyname(hostname.c_str());
if (hp != NULL) {
::memcpy(&addr, hp->h_addr_list[0], sizeof(struct in_addr));
return addr;
}
::fprintf(stderr, "Cannot find address for host %s\n", hostname.c_str());
addr.s_addr = INADDR_NONE;
return addr;
#else
in_addr_t address = ::inet_addr(hostname.c_str());
if (address != in_addr_t(-1)) {
addr.s_addr = address;
return addr;
}
struct hostent* hp = ::gethostbyname(hostname.c_str());
if (hp != NULL) {
::memcpy(&addr, hp->h_addr_list[0], sizeof(struct in_addr));
return addr;
}
::fprintf(stderr, "Cannot find address for host %s\n", hostname.c_str());
addr.s_addr = INADDR_NONE;
return addr;
#endif
}
bool CUDPSocket::open()
{
m_fd = ::socket(PF_INET, SOCK_DGRAM, 0);
if (m_fd < 0) {
#if defined(_WIN32) || defined(_WIN64)
::fprintf(stderr, "Cannot create the UDP socket, err: %lu\n", ::GetLastError());
#else
::fprintf(stderr, "Cannot create the UDP socket, err: %d\n", errno);
#endif
return false;
}
if (m_port > 0U) {
sockaddr_in addr;
::memset(&addr, 0x00, sizeof(sockaddr_in));
addr.sin_family = AF_INET;
addr.sin_port = htons(m_port);
addr.sin_addr.s_addr = htonl(INADDR_ANY);
if (!m_address.empty()) {
#if defined(_WIN32) || defined(_WIN64)
addr.sin_addr.s_addr = ::inet_addr(m_address.c_str());
#else
addr.sin_addr.s_addr = ::inet_addr(m_address.c_str());
#endif
if (addr.sin_addr.s_addr == INADDR_NONE) {
::fprintf(stderr, "The local address is invalid - %s\n", m_address.c_str());
return false;
}
}
int reuse = 1;
if (::setsockopt(m_fd, SOL_SOCKET, SO_REUSEADDR, (char *)&reuse, sizeof(reuse)) == -1) {
#if defined(_WIN32) || defined(_WIN64)
::fprintf(stderr, "Cannot set the UDP socket option, err: %lu\n", ::GetLastError());
#else
::fprintf(stderr, "Cannot set the UDP socket option, err: %d\n", errno);
#endif
return false;
}
if (::bind(m_fd, (sockaddr*)&addr, sizeof(sockaddr_in)) == -1) {
#if defined(_WIN32) || defined(_WIN64)
::fprintf(stderr, "Cannot bind the UDP address, err: %lu\n", ::GetLastError());
#else
::fprintf(stderr, "Cannot bind the UDP address, err: %d\n", errno);
#endif
return false;
}
}
return true;
}
int CUDPSocket::read(unsigned char* buffer, unsigned int length, in_addr& address, unsigned int& port)
{
assert(buffer != NULL);
assert(length > 0U);
// Check that the readfrom() won't block
fd_set readFds;
FD_ZERO(&readFds);
#if defined(_WIN32) || defined(_WIN64)
FD_SET((unsigned int)m_fd, &readFds);
#else
FD_SET(m_fd, &readFds);
#endif
// Return immediately
timeval tv;
tv.tv_sec = 0L;
tv.tv_usec = 0L;
int ret = ::select(m_fd + 1, &readFds, NULL, NULL, &tv);
if (ret < 0) {
#if defined(_WIN32) || defined(_WIN64)
::fprintf(stderr, "Error returned from UDP select, err: %lu\n", ::GetLastError());
#else
::fprintf(stderr, "Error returned from UDP select, err: %d\n", errno);
#endif
return -1;
}
if (ret == 0)
return 0;
sockaddr_in addr;
#if defined(_WIN32) || defined(_WIN64)
int size = sizeof(sockaddr_in);
#else
socklen_t size = sizeof(sockaddr_in);
#endif
#if defined(_WIN32) || defined(_WIN64)
int len = ::recvfrom(m_fd, (char*)buffer, length, 0, (sockaddr *)&addr, &size);
#else
ssize_t len = ::recvfrom(m_fd, (char*)buffer, length, 0, (sockaddr *)&addr, &size);
#endif
if (len <= 0) {
#if defined(_WIN32) || defined(_WIN64)
::fprintf(stderr, "Error returned from recvfrom, err: %lu\n", ::GetLastError());
#else
::fprintf(stderr, "Error returned from recvfrom, err: %d\n", errno);
#endif
return -1;
}
address = addr.sin_addr;
port = ntohs(addr.sin_port);
return len;
}
bool CUDPSocket::write(const unsigned char* buffer, unsigned int length, const in_addr& address, unsigned int port)
{
assert(buffer != NULL);
assert(length > 0U);
sockaddr_in addr;
::memset(&addr, 0x00, sizeof(sockaddr_in));
addr.sin_family = AF_INET;
addr.sin_addr = address;
addr.sin_port = htons(port);
#if defined(_WIN32) || defined(_WIN64)
int ret = ::sendto(m_fd, (char *)buffer, length, 0, (sockaddr *)&addr, sizeof(sockaddr_in));
#else
ssize_t ret = ::sendto(m_fd, (char *)buffer, length, 0, (sockaddr *)&addr, sizeof(sockaddr_in));
#endif
if (ret < 0) {
#if defined(_WIN32) || defined(_WIN64)
::fprintf(stderr, "Error returned from sendto, err: %lu\n", ::GetLastError());
#else
::fprintf(stderr, "Error returned from sendto, err: %d\n", errno);
#endif
return false;
}
#if defined(_WIN32) || defined(_WIN64)
if (ret != int(length))
return false;
#else
if (ret != ssize_t(length))
return false;
#endif
return true;
}
void CUDPSocket::close()
{
#if defined(_WIN32) || defined(_WIN64)
::closesocket(m_fd);
#else
::close(m_fd);
#endif
}

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/*
* Copyright (C) 2009-2011,2013,2015,2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#ifndef UDPSocket_H
#define UDPSocket_H
#include <string>
#if !defined(_WIN32) && !defined(_WIN64)
#include <netdb.h>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/socket.h>
#include <unistd.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <errno.h>
#else
#include <winsock.h>
#endif
class CUDPSocket {
public:
CUDPSocket(const std::string& address, unsigned int port = 0U);
CUDPSocket(unsigned int port = 0U);
~CUDPSocket();
bool open();
int read(unsigned char* buffer, unsigned int length, in_addr& address, unsigned int& port);
bool write(const unsigned char* buffer, unsigned int length, const in_addr& address, unsigned int port);
void close();
static in_addr lookup(const std::string& hostName);
private:
std::string m_address;
unsigned short m_port;
int m_fd;
};
#endif

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/*
* Copyright (C) 2009,2014,2015,2016 Jonathan Naylor, G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#include "Utils.h"
#include <cstdio>
#include <cassert>
void CUtils::dump(const std::string& title, const unsigned char* data, unsigned int length)
{
assert(data != NULL);
dump(2U, title, data, length);
}
void CUtils::dump(int level, const std::string& title, const unsigned char* data, unsigned int length)
{
assert(data != NULL);
::fprintf(stdout, "%s\n", title.c_str());
unsigned int offset = 0U;
while (length > 0U) {
std::string output;
unsigned int bytes = (length > 16U) ? 16U : length;
for (unsigned i = 0U; i < bytes; i++) {
char temp[10U];
::sprintf(temp, "%02X ", data[offset + i]);
output += temp;
}
for (unsigned int i = bytes; i < 16U; i++)
output += " ";
output += " *";
for (unsigned i = 0U; i < bytes; i++) {
unsigned char c = data[offset + i];
if (::isprint(c))
output += c;
else
output += '.';
}
output += '*';
::fprintf(stdout, "%04X: %s\n", offset, output.c_str());
offset += 16U;
if (length >= 16U)
length -= 16U;
else
length = 0U;
}
}
void CUtils::dump(const std::string& title, const bool* bits, unsigned int length)
{
assert(bits != NULL);
dump(2U, title, bits, length);
}
void CUtils::dump(int level, const std::string& title, const bool* bits, unsigned int length)
{
assert(bits != NULL);
unsigned char bytes[100U];
unsigned int nBytes = 0U;
for (unsigned int n = 0U; n < length; n += 8U, nBytes++)
bitsToByteBE(bits + n, bytes[nBytes]);
dump(level, title, bytes, nBytes);
}
void CUtils::byteToBitsBE(unsigned char byte, bool* bits)
{
assert(bits != NULL);
bits[0U] = (byte & 0x80U) == 0x80U;
bits[1U] = (byte & 0x40U) == 0x40U;
bits[2U] = (byte & 0x20U) == 0x20U;
bits[3U] = (byte & 0x10U) == 0x10U;
bits[4U] = (byte & 0x08U) == 0x08U;
bits[5U] = (byte & 0x04U) == 0x04U;
bits[6U] = (byte & 0x02U) == 0x02U;
bits[7U] = (byte & 0x01U) == 0x01U;
}
void CUtils::byteToBitsLE(unsigned char byte, bool* bits)
{
assert(bits != NULL);
bits[0U] = (byte & 0x01U) == 0x01U;
bits[1U] = (byte & 0x02U) == 0x02U;
bits[2U] = (byte & 0x04U) == 0x04U;
bits[3U] = (byte & 0x08U) == 0x08U;
bits[4U] = (byte & 0x10U) == 0x10U;
bits[5U] = (byte & 0x20U) == 0x20U;
bits[6U] = (byte & 0x40U) == 0x40U;
bits[7U] = (byte & 0x80U) == 0x80U;
}
void CUtils::bitsToByteBE(const bool* bits, unsigned char& byte)
{
assert(bits != NULL);
byte = bits[0U] ? 0x80U : 0x00U;
byte |= bits[1U] ? 0x40U : 0x00U;
byte |= bits[2U] ? 0x20U : 0x00U;
byte |= bits[3U] ? 0x10U : 0x00U;
byte |= bits[4U] ? 0x08U : 0x00U;
byte |= bits[5U] ? 0x04U : 0x00U;
byte |= bits[6U] ? 0x02U : 0x00U;
byte |= bits[7U] ? 0x01U : 0x00U;
}
void CUtils::bitsToByteLE(const bool* bits, unsigned char& byte)
{
assert(bits != NULL);
byte = bits[0U] ? 0x01U : 0x00U;
byte |= bits[1U] ? 0x02U : 0x00U;
byte |= bits[2U] ? 0x04U : 0x00U;
byte |= bits[3U] ? 0x08U : 0x00U;
byte |= bits[4U] ? 0x10U : 0x00U;
byte |= bits[5U] ? 0x20U : 0x00U;
byte |= bits[6U] ? 0x40U : 0x00U;
byte |= bits[7U] ? 0x80U : 0x00U;
}

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/*
* Copyright (C) 2009,2014,2015 by Jonathan Naylor, G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*/
#ifndef Utils_H
#define Utils_H
#include <string>
class CUtils {
public:
static void dump(const std::string& title, const unsigned char* data, unsigned int length);
static void dump(int level, const std::string& title, const unsigned char* data, unsigned int length);
static void dump(const std::string& title, const bool* bits, unsigned int length);
static void dump(int level, const std::string& title, const bool* bits, unsigned int length);
static void byteToBitsBE(unsigned char byte, bool* bits);
static void byteToBitsLE(unsigned char byte, bool* bits);
static void bitsToByteBE(const bool* bits, unsigned char& byte);
static void bitsToByteLE(const bool* bits, unsigned char& byte);
private:
};
#endif

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P25Parrot/Version.h Normal file
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/*
* Copyright (C) 2015,2016 by Jonathan Naylor G4KLX
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#if !defined(VERSION_H)
#define VERSION_H
const char* VERSION = "20161003";
#endif