refactoring on Server detection

This commit is contained in:
2025-04-04 02:08:34 +02:00
parent 1208bee756
commit 74f1c31193
6 changed files with 174 additions and 323 deletions
-39
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@@ -1,39 +0,0 @@
#pragma once
#include <string>
using namespace std;
class SAD_DetectedServer;
class I_SAD_Client {
public:
/**
* If a new server was found by the ServerAutoDetect mechanism, this function is called.<br>
* To do so the SAD_Client ServerAutoDetect has to be startet - see SAD_Client::startServerAutoDetect.<br>
* If a server can be reached via several IP addresses, the IP address is selected according to the following preference:<br>
* 1.) If a loopback address is available, it is used.<br>
* 2.) If an IP4 address is available, it is used.<br>
* 3.) In the other cases the IP6 address is used.<br>
* @param p_ID the id of the server (every started server should generate an id)
* @param p_Name the name of the SPIT server
* @param p_ComputerName the Hostname of the cpmputer on which the SPIT server is running
* @param p_IP the selected ip address of the SPIT server
* @param p_Port the port of the SPIT server
* @param p_Addition sometimes server may have additional informations
* @param p_IsIP4 the server ip is a ip4 address
*/
virtual void eventServerDetected(SAD_DetectedServer &server) = 0;
/**
* If a SPITServer is not more found, this function is called.
* To do so the SAD_Client ServerAutoDetect has to be startet - see SAD_Client::startServerAutoDetect.<br>
* @param p_ID the id of the server (every started server should generate an id)
* @param p_Name the name of the SPIT server
* @param p_ComputerName the Hostname of the cpmputer on which the SPIT server is running
* @param p_IP the selected ip address of the SPIT server
* @param p_Port the port of the SPIT server
* @param p_Addition sometimes server may have additional informations
* @param p_IsIP4 the server ip is a ip4 address
*/
virtual void eventServerChanged(SAD_DetectedServer &server) = 0;
virtual void eventServerLost(SAD_DetectedServer &server) = 0;
};
+37 -45
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@@ -1,36 +1,41 @@
#pragma once #pragma once
#include "I_SAD_Client.hpp"
#include <list> #include <list>
#include <string> #include <string>
#include <unordered_map> #include <unordered_map>
using namespace std; using namespace std;
class SAD_DetectedServer { class SAD_DetectedServer;
class I_SAD_Client {
public: public:
SAD_DetectedServer(); virtual void eventServerDetected(SAD_DetectedServer &server) = 0;
SAD_DetectedServer(const SAD_DetectedServer &orig) { virtual void eventServerChanged(SAD_DetectedServer &server) = 0;
m_ID = orig.getID(); virtual void eventServerLost(SAD_DetectedServer &server) = 0;
m_Name = orig.getName(); };
m_ComputerName = orig.getComputerName();
m_IP = orig.getIP(); class SAD_DetectedServer {
m_ClientIP = orig.getClientIP(); public:
m_Port = orig.getPort(); SAD_DetectedServer() {}
m_Additions = orig.getAdditions(); SAD_DetectedServer(const SAD_DetectedServer &orig)
: m_ID(orig.m_ID),
m_Name(orig.m_Name),
m_ComputerName(orig.m_ComputerName),
m_IP(orig.m_IP),
m_ClientIP(orig.m_ClientIP),
m_Port(orig.m_Port),
m_Additions(orig.m_Additions) {
} }
~SAD_DetectedServer();
private: private:
string m_ID; string m_ID{};
string m_Name; string m_Name{};
string m_ComputerName; string m_ComputerName{};
string m_IP; string m_IP{};
string m_ClientIP; string m_ClientIP{};
string m_Port; string m_Port{};
string m_Additions; string m_Additions{};
string m_ServerProjectName; string m_ServerProjectName{};
bool m_New; bool m_New;
bool m_Changed; bool m_Changed;
bool m_FoundAgain; bool m_FoundAgain;
@@ -46,14 +51,14 @@ class SAD_DetectedServer {
string getProjectName() const { return m_ServerProjectName; } string getProjectName() const { return m_ServerProjectName; }
private: private:
void setID(string p_ID) { m_ID = p_ID; } void setID(const string& p_ID) { m_ID = p_ID; }
void setName(string p_Name) { m_Name = p_Name; } void setName(const string& p_Name) { m_Name = p_Name; }
void setComputerName(string p_ComputerName) { m_ComputerName = p_ComputerName; } void setComputerName(const string& p_ComputerName) { m_ComputerName = p_ComputerName; }
void setIP(string p_IP) { m_IP = p_IP; } void setIP(const string& p_IP) { m_IP = p_IP; }
void setClientIP(string p_IP) { m_ClientIP = p_IP; } void setClientIP(const string& p_IP) { m_ClientIP = p_IP; }
void setPort(string p_Port) { m_Port = p_Port; } void setPort(const string& p_Port) { m_Port = p_Port; }
void setAdditions(string p_Additions) { m_Additions = p_Additions; } void setAdditions(const string& p_Additions) { m_Additions = p_Additions; }
void setProjectName(string p_ServerProjectName); void setProjectName(const string& projName);
bool getNew() const { return m_New; } bool getNew() const { return m_New; }
bool getChanged() const { return m_Changed; } bool getChanged() const { return m_Changed; }
@@ -63,7 +68,7 @@ class SAD_DetectedServer {
void setFoundAgain() { m_FoundAgain = true; } void setFoundAgain() { m_FoundAgain = true; }
// SAD_Client m_ThreadSend will send to Multicast addresses // SAD_Client m_ThreadSend will send to Multicast addresses
void startCycleSAD() { void resetFlags() {
m_Changed = false; m_Changed = false;
m_FoundAgain = false; m_FoundAgain = false;
m_New = false; m_New = false;
@@ -83,21 +88,8 @@ class SAD_DetectedServer {
static const int PARAMINDEX_ADDITIONS = 7; static const int PARAMINDEX_ADDITIONS = 7;
static const int PARAMINDEX_SERVERPROJECTNAME = 8; static const int PARAMINDEX_SERVERPROJECTNAME = 8;
static const int PARAMINDEX_IP = 9; static const int PARAMINDEX_IP = 9;
/** static void addDetectedServer(string &id, string p_ServerParams[]);
* Used by SAD_Client to add a found SPITServer - don't use this manually
* @param p_IsIP4 true = the server is reached via a IP4 address<br>false = the server is reahed via a IP6 address
* @param p_ServerID the id of the server, every instance of a SPITServer has an own id
* @param p_ServerParams the server's parameter
*/
static void addDetectedServer(string p_ServerID, string p_ServerParams[]);
/**
* Used by SAD_Client to remove a SPITServer - don't use this manually
* @param p_DetectedServer
*/
static void removeDetectedServer(SAD_DetectedServer &server); static void removeDetectedServer(SAD_DetectedServer &server);
/**
* Used by SAD_Client to clear all found SPITServers - don't use this manually
*/
static void clearDetectedServers(); static void clearDetectedServers();
/** /**
* Used by SAD_Client internally - don't use this manually * Used by SAD_Client internally - don't use this manually
@@ -115,5 +107,5 @@ class SAD_DetectedServer {
* @param p_ServerID the id of the SPITServer * @param p_ServerID the id of the SPITServer
* @return the reference of the SAD_DetectedServer instance with getID() == p_ServerID * @return the reference of the SAD_DetectedServer instance with getID() == p_ServerID
*/ */
static const SAD_DetectedServer &getRefDetectedServer(string p_ServerID); static const SAD_DetectedServer &getRefDetectedServer(const string &id);
}; };
+24 -33
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@@ -85,7 +85,6 @@ class SPITSocket {
m_ClientIP = ""; m_ClientIP = "";
m_ClientPort = ""; m_ClientPort = "";
m_BoundClientPort = ""; m_BoundClientPort = "";
m_BoundClientFamily = 0;
m_IsBound = false; m_IsBound = false;
createSocket_UDP(); createSocket_UDP();
} }
@@ -107,60 +106,52 @@ class SPITSocket {
string m_ClientIP; string m_ClientIP;
string m_ClientPort; // port given by the user maybe "0" string m_ClientPort; // port given by the user maybe "0"
string m_BoundClientPort; // port set after bind string m_BoundClientPort; // port set after bind
int m_BoundClientFamily;
bool m_IsBound; bool m_IsBound;
public: public:
/** // Sets the ip address and port for server and client.
* Sets the ip address and port for server and client. void setConnectionParams(const string &serverIp, const string &serverPort, const string &clientIp, const string &clientPort) {
* @param p_ServerIP m_ServerIP = serverIp;
* @param p_ServerPort m_ServerPort = serverPort;
* @param p_ClientIP m_ClientIP = clientIp;
* @param p_ClientPort m_ClientPort = clientPort;
*/
void setConnectionParams(string p_ServerIP, string p_ServerPort, string p_ClientIP, string p_ClientPort) {
m_ServerIP = p_ServerIP;
m_ServerPort = p_ServerPort;
m_ClientIP = p_ClientIP;
m_ClientPort = p_ClientPort;
} }
/** /**
* Send a message to the server as set by setConnectionParams * Send a message to the server as set by setConnectionParams
* @param p_MessageBytes byte buffer containing the message * @param message byte buffer containing the message
* @param p_MessageLength length of the messaeg * @param length length of the message
* @return * @return
*/ */
int sendMessage(const char *p_MessageBytes, int p_MessageLength) { int sendMessage(const char *message, int length) {
if (m_ServerPort.length() <= 0) if (m_ServerPort.length() <= 0)
return -1; return -1;
int intResult; int intResult;
{ {
if (m_IsBound == false) if (m_IsBound == false)
return -1; return -1;
intResult = sendMessageTo(m_BoundClientFamily, m_ServerIP, m_ServerPort, p_MessageBytes, p_MessageLength); intResult = sendMessageTo(m_ServerIP, m_ServerPort, message, length);
} }
return intResult; return intResult;
} }
int receiveMessage(int p_InetFamily, char *p_Buffer, int p_BufferLength, string *p_ServerIP); int receiveMessage(char *p_Buffer, int p_BufferLength, string *serverIp) const;
int setBroadcast(bool p_Broadcast); int setBroadcast(bool p_Broadcast) const;
int bindSocket(string p_ServerIP, string p_ClientIP, string p_ClientPort); int bindSocket(string clientIp, string clientPort);
// * Internal usage - don't use this manually int sendMessageTo(const string& ip, const string&port, const char *message, int msgLength);
// * Use sendMessage instead
int sendMessageTo(int p_InetFamily, string p_ServerIP, string p_Port, const char *p_MessageBytes, int p_MessageLength);
string getServerIP() { return m_ServerIP; } string getServerIP() const { return m_ServerIP; }
string getServerPort() { return m_ServerPort; } string getServerPort() const { return m_ServerPort; }
string getClientIP() { return m_ClientIP; } string getClientIP() const { return m_ClientIP; }
string getClientPort() { return m_ClientPort; } string getClientPort() const { return m_ClientPort; }
string getBoundClientPort() { return m_BoundClientPort; } string getBoundClientPort() const { return m_BoundClientPort; }
void setBoundClientPort(string p_Port) { m_BoundClientPort = p_Port; } void setBoundClientPort(const string &p_Port) { m_BoundClientPort = p_Port; }
void setBoundClientFamily(int p_Family) { m_BoundClientFamily = p_Family; }
int getBoundClientFamily() { return m_BoundClientFamily; }
void setIsBound(bool p_IsBound) { m_IsBound = p_IsBound; } void setIsBound(bool p_IsBound) { m_IsBound = p_IsBound; }
bool getIsBound() { return m_IsBound; } bool getIsBound() const { return m_IsBound; }
private:
}; };
#endif /* SPITSOCKET_H */ #endif /* SPITSOCKET_H */
+24 -52
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@@ -19,32 +19,19 @@ static const char *TAG = "SpitSrv";
unordered_map<string, SAD_DetectedServer *> SAD_DetectedServer::s_DetectedServers; unordered_map<string, SAD_DetectedServer *> SAD_DetectedServer::s_DetectedServers;
SAD_DetectedServer::~SAD_DetectedServer() { void SAD_DetectedServer::setProjectName(const string& projName) {
} if ((m_ServerProjectName.compare(projName) != 0) && (m_New == false)) {
//----- Detected Server -----
SAD_DetectedServer::SAD_DetectedServer() {
m_ID = "";
m_Name = "";
m_ComputerName = "";
m_ClientIP = "";
m_Port = "";
m_Additions = "";
}
void SAD_DetectedServer::setProjectName(string p_ServerProjectName) {
if (m_ServerProjectName.compare(p_ServerProjectName) != 0) {
if (m_New == false) {
m_Changed = true; m_Changed = true;
} }
} m_ServerProjectName = projName;
m_ServerProjectName = p_ServerProjectName;
} }
void SAD_DetectedServer::cycleStart() { void SAD_DetectedServer::cycleStart() {
for (auto i = s_DetectedServers.begin(); i != s_DetectedServers.end(); i++) { for (auto i = s_DetectedServers.begin(); i != s_DetectedServers.end(); i++) {
i->second->startCycleSAD(); i->second->resetFlags();
} }
} }
void SAD_DetectedServer::cycleEnd(I_SAD_Client &sadClient) { void SAD_DetectedServer::cycleEnd(I_SAD_Client &sadClient) {
for (auto &srv : s_DetectedServers) { for (auto &srv : s_DetectedServers) {
SAD_DetectedServer *ptrDetectedServer = srv.second; SAD_DetectedServer *ptrDetectedServer = srv.second;
@@ -62,33 +49,31 @@ void SAD_DetectedServer::cycleEnd(I_SAD_Client &sadClient) {
/** /**
* Used by SAD_Client to add a found SPITServer - don't use this manually * Used by SAD_Client to add a found SPITServer - don't use this manually
* @param p_IsIP4 true = the server is reached via a IP4 address<br>false = the server is reahed via a IP6 address * @param id the id of the server, every instance of a SPITServer has an own id
* @param p_ServerID the id of the server, every instance of a SPITServer has an own id
* @param p_ServerParams the server's parameter * @param p_ServerParams the server's parameter
*/ */
void SAD_DetectedServer::addDetectedServer(string p_ServerID, string p_ServerParams[]) { void SAD_DetectedServer::addDetectedServer(string &id, string p_ServerParams[]) {
SAD_DetectedServer *ptrDetectedServer; SAD_DetectedServer *detectedServer;
{ {
auto i = s_DetectedServers.find(p_ServerID); auto i = s_DetectedServers.find(id);
if (i != s_DetectedServers.end()) { if (i != s_DetectedServers.end()) {
ptrDetectedServer = i->second; detectedServer = i->second;
detectedServer->setFoundAgain();
} else { } else {
ptrDetectedServer = new SAD_DetectedServer(); detectedServer = new SAD_DetectedServer();
ptrDetectedServer->setID(p_ServerParams[PARAMINDEX_ID]); detectedServer->setID(p_ServerParams[PARAMINDEX_ID]);
ptrDetectedServer->setNew(true); detectedServer->setNew(true);
} }
ptrDetectedServer->setFoundAgain();
// second prefer IP4 detectedServer->setIP(p_ServerParams[PARAMINDEX_IP]);
ptrDetectedServer->setIP(p_ServerParams[PARAMINDEX_IP]); detectedServer->setClientIP(p_ServerParams[PARAMINDEX_CLIENTIP]);
ptrDetectedServer->setClientIP(p_ServerParams[PARAMINDEX_CLIENTIP]); detectedServer->setName(p_ServerParams[PARAMINDEX_NAME]);
ptrDetectedServer->setName(p_ServerParams[PARAMINDEX_NAME]); detectedServer->setComputerName(p_ServerParams[PARAMINDEX_COMPUTERNAME]);
ptrDetectedServer->setComputerName(p_ServerParams[PARAMINDEX_COMPUTERNAME]); detectedServer->setPort(p_ServerParams[PARAMINDEX_PORT]);
ptrDetectedServer->setPort(p_ServerParams[PARAMINDEX_PORT]); detectedServer->setAdditions(p_ServerParams[PARAMINDEX_ADDITIONS]);
ptrDetectedServer->setAdditions(p_ServerParams[PARAMINDEX_ADDITIONS]); detectedServer->setProjectName(p_ServerParams[PARAMINDEX_SERVERPROJECTNAME]);
ptrDetectedServer->setProjectName(p_ServerParams[PARAMINDEX_SERVERPROJECTNAME]);
s_DetectedServers[ptrDetectedServer->getID()] = ptrDetectedServer; s_DetectedServers[detectedServer->getID()] = detectedServer;
} }
} }
/** /**
@@ -112,22 +97,9 @@ void SAD_DetectedServer::clearDetectedServers() {
SAD_DetectedServer *ptrDetectedServer = i->second; SAD_DetectedServer *ptrDetectedServer = i->second;
i = s_DetectedServers.erase(i); i = s_DetectedServers.erase(i);
delete ptrDetectedServer; delete ptrDetectedServer;
if (i == s_DetectedServers.end()) {
break;
}
} }
} }
const SAD_DetectedServer &SAD_DetectedServer::getRefDetectedServer(string p_ServerID) { const SAD_DetectedServer &SAD_DetectedServer::getRefDetectedServer(const string &id) {
SAD_DetectedServer *ptrDetectedServer = nullptr; return *s_DetectedServers.at(id);
auto i = s_DetectedServers.find(p_ServerID);
if (i != s_DetectedServers.end()) {
ptrDetectedServer = i->second;
}
if (ptrDetectedServer != NULL) {
return *ptrDetectedServer;
}
throw new exception();
} }
+65 -130
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@@ -27,27 +27,25 @@ using namespace std;
* @return * @return
*/ */
bool SPITSocket::createSocket_UDP() { bool SPITSocket::createSocket_UDP() {
bool boolSuccess = true;
int intResult = -1;
int intOptionValue4 = 1;
// ip4
if (m_UDPSocketIP4 != INVALID_SOCKET) { if (m_UDPSocketIP4 != INVALID_SOCKET) {
close(m_UDPSocketIP4); close(m_UDPSocketIP4);
m_UDPSocketIP4 = INVALID_SOCKET; m_UDPSocketIP4 = INVALID_SOCKET;
} }
m_UDPSocketIP4 = socket(AF_INET, SOCK_DGRAM, 0); m_UDPSocketIP4 = socket(AF_INET, SOCK_DGRAM, 0);
int intResult = -1;
bool success = true;
if (m_UDPSocketIP4 == INVALID_SOCKET) { if (m_UDPSocketIP4 == INVALID_SOCKET) {
boolSuccess = false; success = false;
} else { } else {
int intOptionValue4 = 1;
intResult = setsockopt(m_UDPSocketIP4, SOL_SOCKET, SO_REUSEADDR, (void *)&intOptionValue4, sizeof(intOptionValue4)); intResult = setsockopt(m_UDPSocketIP4, SOL_SOCKET, SO_REUSEADDR, (void *)&intOptionValue4, sizeof(intOptionValue4));
} }
if (intResult < 0) { if (intResult < 0) {
boolSuccess = false; success = false;
} }
if (boolSuccess == true) { if (success == true) {
struct timeval tv; struct timeval tv;
tv.tv_sec = 1; // seconds tv.tv_sec = 1; // seconds
tv.tv_usec = 0; // microseconds (0.0 sec) tv.tv_usec = 0; // microseconds (0.0 sec)
@@ -64,138 +62,99 @@ bool SPITSocket::createSocket_UDP() {
// intResult = setsockopt(m_UDPSocketIP4, SOL_SOCKET, SO_RCVBUF, (void*)&intBufferSize, sizeof(intBufferSize)); // intResult = setsockopt(m_UDPSocketIP4, SOL_SOCKET, SO_RCVBUF, (void*)&intBufferSize, sizeof(intBufferSize));
// intResult = setsockopt(m_UDPSocketIP4, SOL_SOCKET, SO_SNDBUF, (void*)&intBufferSize, sizeof(intBufferSize)); // intResult = setsockopt(m_UDPSocketIP4, SOL_SOCKET, SO_SNDBUF, (void*)&intBufferSize, sizeof(intBufferSize));
} }
return boolSuccess; return success;
} }
/** /**
* Binds the socket to the client's ip address and port. The socket option SO_REUSEADDR is set to true. * Binds the socket to the client's ip address and port. The socket option SO_REUSEADDR is set to true.
* @param p_ClientIP ip address of the client * @param clientIp ip address of the client
* @param p_ClientPort port of the client. * @param clientPort port of the client.
* if p_Port == "0" any free port will be used * if p_Port == "0" any free port will be used
* @return -1 id bind fails, o if bind is ok * @return -1 id bind fails, o if bind is ok
* *
*/ */
int SPITSocket::bindSocket(string p_ServerIP, string p_ClientIP, string p_ClientPort) { int SPITSocket::bindSocket(string clientIp, string clientPort) {
addrinfo *clientAI;
struct sockaddr_in *ptrIP4SocketAddress;
struct sockaddr_in o_IP4SocketAddress;
int intSocklen;
string stringClientPort; string stringClientPort;
if (p_ClientPort.length() <= 0) if (clientPort.length() <= 0)
stringClientPort = "0"; stringClientPort = "0";
else else
stringClientPort = p_ClientPort; stringClientPort = clientPort;
// int intResult = SOCKET_ERROR; addrinfo *clientAI;
int intResult = 0; if (getaddrinfo(clientIp.data(), clientPort.data(), nullptr, &clientAI) != 0) {
if (getaddrinfo(p_ClientIP.data(), p_ClientPort.data(), NULL, &clientAI) != 0) {
return -1; return -1;
} }
switch (clientAI->ai_family) {
case AF_INET:
if (m_UDPSocketIP4 == INVALID_SOCKET) { if (m_UDPSocketIP4 == INVALID_SOCKET) {
break; return -1;
} }
ptrIP4SocketAddress = reinterpret_cast<sockaddr_in *>(clientAI->ai_addr); auto *socketAdr = (sockaddr_in *)(clientAI->ai_addr);
intSocklen = sizeof(*ptrIP4SocketAddress); int intSocklen = sizeof(*socketAdr);
// copy the ptrIP4SocketAddress, may be not filled correct by getaddrinfo // copy the socketAdr, may be not filled correct by getaddrinfo
sockaddr_in o_IP4SocketAddress;
memset(&o_IP4SocketAddress, 0, intSocklen); memset(&o_IP4SocketAddress, 0, intSocklen);
o_IP4SocketAddress.sin_addr = ptrIP4SocketAddress->sin_addr; o_IP4SocketAddress.sin_addr = socketAdr->sin_addr;
o_IP4SocketAddress.sin_family = ptrIP4SocketAddress->sin_family; o_IP4SocketAddress.sin_family = socketAdr->sin_family;
// o_IP4SocketAddress.sin_zero = ptrIP4SocketAddress->sin_zero; o_IP4SocketAddress.sin_port = socketAdr->sin_port;
o_IP4SocketAddress.sin_port = ptrIP4SocketAddress->sin_port; int intResult = bind(m_UDPSocketIP4, (const sockaddr *)(socketAdr), (socklen_t)intSocklen);
intResult = bind(m_UDPSocketIP4, (const sockaddr *)(ptrIP4SocketAddress), (socklen_t)intSocklen);
if (intResult < 0) { if (intResult < 0) {
break; return intResult;
} }
setBoundClientFamily(AF_INET); if ((intResult == 0) &&
if (intResult == 0) { (getsockname(m_UDPSocketIP4, (sockaddr *)socketAdr, (socklen_t *)&intSocklen) != -1)) {
if (getsockname(m_UDPSocketIP4, (sockaddr *)ptrIP4SocketAddress, (socklen_t *)&intSocklen) != -1) { setBoundClientPort(to_string((int)socketAdr->sin_port));
setBoundClientPort(to_string((int)ptrIP4SocketAddress->sin_port));
}
}
break;
default:
setBoundClientFamily(0);
intResult = -1;
break;
} }
freeaddrinfo(clientAI); freeaddrinfo(clientAI);
if (intResult == -1) { setIsBound(intResult != -1);
setIsBound(false);
} else {
setIsBound(true);
}
return intResult; return intResult;
} }
/** /**
* Set whether the sockat are brodcast sockets or not. Set the sockopt SO_BROADCAST to 0 or 1 * Set whether the socket are broadcast sockets or not. Set the sockopt SO_BROADCAST to 0 or 1
* @param p_Broadcast true SO_BROADCAST is set * @param p_Broadcast true SO_BROADCAST is set
* false = SO_BROADCAST is not set * false = SO_BROADCAST is not set
* @return 0 = ok, -1 = error * @return 0 = ok, -1 = error
*/ */
int SPITSocket::setBroadcast(bool p_Broadcast) { int SPITSocket::setBroadcast(bool broadcast) const {
int intResult; int intOptionValue = broadcast ? 1 : 0;
int intOptionValue = 1; int intResult = setsockopt(m_UDPSocketIP4, SOL_SOCKET, SO_BROADCAST, &intOptionValue, sizeof(int));
u_char charOptionValue = 0x01;
// IP4
if (p_Broadcast) {
intOptionValue = 1;
} else {
intOptionValue = 0;
}
intResult = setsockopt(m_UDPSocketIP4, SOL_SOCKET, SO_BROADCAST, &intOptionValue, sizeof(int));
// intResult = setsockopt(m_UDPSocketIP4, IPPROTO_IP, IP_MULTICAST_LOOP, (void*)&charOptionValue, sizeof(charOptionValue));
return intResult; return intResult;
} }
/** /**
* * @param ip the ip address of the server
* @param p_InetFamily AF_INET or AF_INET6 * @param port the port of the server
* @param p_ServerIP the ip address of the server * @param msg buffer containing the message
* @param p_ServerPort the port of the server * @param msgLength the length of the message
* @param p_MessageBytes buffer containing the message
* @param p_MessageLength the length of the message
* @return -1 send fails * @return -1 send fails
* 0 send is done * 0 send is done
*/ */
int SPITSocket::sendMessageTo(int p_InetFamily, string p_ServerIP, string p_ServerPort, const char *p_MessageBytes, int p_MessageLength) { int SPITSocket::sendMessageTo(const string &ip, const string &port, const char *message, int msgLength) {
if (m_UDPSocketIP4 == INVALID_SOCKET) if (m_UDPSocketIP4 == INVALID_SOCKET) {
return -1;
struct addrinfo *ptrAddressInfo;
struct sockaddr_in *ptrIP4SocketAddress;
struct sockaddr_in o_IP4SocketAddress;
int intSocklen;
int intResult = -1;
// prepare AddressInfo
if (getaddrinfo(p_ServerIP.data(), p_ServerPort.data(), NULL, &ptrAddressInfo) != 0) {
return -1; return -1;
} }
switch (ptrAddressInfo->ai_family) {
case AF_INET: // prepare AddressInfo
ptrIP4SocketAddress = reinterpret_cast<sockaddr_in *>(ptrAddressInfo->ai_addr); int intResult = -1;
intSocklen = sizeof(*ptrIP4SocketAddress); addrinfo *ptrAddressInfo;
if (getaddrinfo(ip.data(), port.data(), nullptr, &ptrAddressInfo) != 0) {
return intResult;
}
auto *ptrIP4SocketAddress = (sockaddr_in *)(ptrAddressInfo->ai_addr);
int intSocklen = sizeof(*ptrIP4SocketAddress);
if (m_UDPSocketIP4 != INVALID_SOCKET) { if (m_UDPSocketIP4 != INVALID_SOCKET) {
// copy the ptrIP4SocketAddress, may be not filled correct by getaddrinfo // copy the ptrIP4SocketAddress, may be not filled correct by getaddrinfo
sockaddr_in o_IP4SocketAddress;
memset(&o_IP4SocketAddress, 0, intSocklen); memset(&o_IP4SocketAddress, 0, intSocklen);
o_IP4SocketAddress.sin_addr = ptrIP4SocketAddress->sin_addr; o_IP4SocketAddress.sin_addr = ptrIP4SocketAddress->sin_addr;
o_IP4SocketAddress.sin_family = ptrIP4SocketAddress->sin_family; o_IP4SocketAddress.sin_family = ptrIP4SocketAddress->sin_family;
o_IP4SocketAddress.sin_port = ptrIP4SocketAddress->sin_port; o_IP4SocketAddress.sin_port = ptrIP4SocketAddress->sin_port;
intResult = sendto(m_UDPSocketIP4, p_MessageBytes, p_MessageLength, 0, (const sockaddr *)&o_IP4SocketAddress, (socklen_t)intSocklen); intResult = sendto(m_UDPSocketIP4, message, msgLength, 0, (const sockaddr *)&o_IP4SocketAddress, (socklen_t)intSocklen);
if (intResult < 0) { if (intResult < 0) {
printf("UnixSocket::sendMessageTo IP4 sendto %s FAILED %s\n", p_ServerIP.data(), strerror(errno)); ESP_LOGE("SPIT", "sendMessageTo IP4 sendto %s FAILED %s\n", ip.data(), strerror(errno));
printf("UnixSocket::sendMessageTo ret=%d %s / %s / %d\n", intResult, ESP_LOGE("SPIT", "sendMessageTo ret=%d %s / %s / %d\n", intResult, port.data(), message, msgLength);
p_ServerPort.data(), p_MessageBytes, p_MessageLength);
} }
freeaddrinfo(ptrAddressInfo); freeaddrinfo(ptrAddressInfo);
} }
break;
default:
intResult = -1;
}
if (intResult < 0) { if (intResult < 0) {
return -1; return -1;
} }
@@ -204,52 +163,39 @@ int SPITSocket::sendMessageTo(int p_InetFamily, string p_ServerIP, string p_Serv
/** /**
* Call this for receiving a message * Call this for receiving a message
* This will block until a message is received or the underlying socket is closed * This will block until a message is received or the underlying socket is closed
* @param p_InetFamily either AF_INET or AF_INET6<br>
* The SPITSocket creates two udp sockets, one for IP4 and one for IP6
* This parameter decides from which socket should a message recieved
* @param p_Buffer the buffer containing the received message later. * @param p_Buffer the buffer containing the received message later.
* @param p_BufferLength the size of the buffer * @param p_BufferLength the size of the buffer
* @param p_ServerIP a pointer to a string, when a messages is received the string will contain the ip address of the sender/server * @param p_ServerIP a pointer to a string, when a messages is received the string will contain the ip address of the sender/server
* if p_ServerIP is NULL - no detection of the server will be done. * if p_ServerIP is NULL - no detection of the server will be done.
* @return * @return
*/ */
int SPITSocket::receiveMessage(int p_InetFamily, char *p_Buffer, int p_BufferLength, string *p_ServerIP) { int SPITSocket::receiveMessage(char *p_Buffer, int p_BufferLength, string *serverIp) const {
int intResult = -1; int intResult = -1;
// ADDRINFO *AI;
struct sockaddr_in o_IP4SocketAddress;
int intSocklen;
switch (p_InetFamily) {
case AF_INET:
if (m_UDPSocketIP4 == INVALID_SOCKET) { if (m_UDPSocketIP4 == INVALID_SOCKET) {
break; return intResult;
} }
intSocklen = sizeof(o_IP4SocketAddress); sockaddr_in o_IP4SocketAddress;
int intSocklen = sizeof(o_IP4SocketAddress);
memset(&o_IP4SocketAddress, 0, intSocklen); memset(&o_IP4SocketAddress, 0, intSocklen);
intResult = recvfrom(m_UDPSocketIP4, (void *)p_Buffer, p_BufferLength, 0, (sockaddr *)&o_IP4SocketAddress, (socklen_t *)&intSocklen); intResult = recvfrom(m_UDPSocketIP4, (void *)p_Buffer, p_BufferLength, 0, (sockaddr *)&o_IP4SocketAddress, (socklen_t *)&intSocklen);
if (intResult >= 0) { if (intResult >= 0 && serverIp != nullptr) {
if (p_ServerIP != NULL) {
char bufferIP4[INET_ADDRSTRLEN]; char bufferIP4[INET_ADDRSTRLEN];
inet_ntop(AF_INET, &(o_IP4SocketAddress.sin_addr), bufferIP4, intSocklen); inet_ntop(AF_INET, &(o_IP4SocketAddress.sin_addr), bufferIP4, intSocklen);
*p_ServerIP = bufferIP4; *serverIp = bufferIP4;
}
}
break;
} }
return intResult; return intResult;
} }
SPITSocket::IPAddress SPITSocket::getAdaptersInfo() { SPITSocket::IPAddress SPITSocket::getAdaptersInfo() {
// iterate over active interfaces, and print out IPs // iterate over active interfaces, and print out IPs
esp_netif_t *netif = NULL; esp_netif_t *netif = nullptr;
while ((netif = esp_netif_next_unsafe(netif)) != NULL) { if ((netif = esp_netif_next_unsafe(netif)) != nullptr) {
ESP_LOGI("SPIT", "Connected to %s", esp_netif_get_desc(netif)); ESP_LOGI("SPIT", "Connected to %s", esp_netif_get_desc(netif));
esp_netif_ip_info_t ip; esp_netif_ip_info_t ip;
ESP_ERROR_CHECK(esp_netif_get_ip_info(netif, &ip)); ESP_ERROR_CHECK(esp_netif_get_ip_info(netif, &ip));
ESP_LOGI("SPIT", "- IPv4 address: " IPSTR ",", IP2STR(&ip.ip)); ESP_LOGI("SPIT", "- IPv4 address: " IPSTR ",", IP2STR(&ip.ip));
ESP_LOGI("SPIT", "- IPv4 netmask: " IPSTR ",", IP2STR(&ip.netmask)); ESP_LOGI("SPIT", "- IPv4 netmask: " IPSTR ",", IP2STR(&ip.netmask));
char buffer[64]; char buffer[64];
sprintf(buffer, IPSTR, IP2STR(&ip.ip)); sprintf(buffer, IPSTR, IP2STR(&ip.ip));
string stringIP4 = buffer; string stringIP4 = buffer;
sprintf(buffer, IPSTR, IP2STR(&ip.netmask)); sprintf(buffer, IPSTR, IP2STR(&ip.netmask));
@@ -260,29 +206,18 @@ SPITSocket::IPAddress SPITSocket::getAdaptersInfo() {
} }
string createGUID() { string createGUID() {
// uuid_t id;
// uuid_generate(id);
// char *guid_string = new char[100];
// uuid_unparse(id, guid_string);
// string stringGUID = guid_string;
// return stringGUID;
uuid_t uu; uuid_t uu;
char uu_str[UUID_STR_LEN];
uuid_generate(uu); uuid_generate(uu);
char uu_str[UUID_STR_LEN];
uuid_unparse(uu, uu_str); uuid_unparse(uu, uu_str);
string stringGUID = uu_str; return {uu_str};
return stringGUID;
} }
/** The name of the client's host computer*/
string getClientHostName() { string getClientHostName() {
string stringHostName = "";
const char *hostname; const char *hostname;
esp_netif_get_hostname(esp_netif_get_default_netif(), &hostname); esp_netif_get_hostname(esp_netif_get_default_netif(), &hostname);
if (hostname != nullptr) { if (hostname != nullptr) {
stringHostName = hostname; return {hostname};
} }
return stringHostName; return "";
;
} }
+5 -5
View File
@@ -294,7 +294,7 @@ int SPIT_Client::sendSPITMessage(SPIT_Message::OPPart &spitMessageOPPart) {
} }
bool SPIT_Client::startReceiveSPITMessages() { bool SPIT_Client::startReceiveSPITMessages() {
{ {
if (mSPITSocket->getBoundClientFamily() <= 0) if (!mSPITSocket->getIsBound())
return false; return false;
m_StopReceiveSPITMessages = false; m_StopReceiveSPITMessages = false;
m_ThreadReceive = new fos::TaskT<SPIT_Client &>(receiveSPITMessage, *this, "receiveTask", fos::Task::DefaultStackSize * 4); m_ThreadReceive = new fos::TaskT<SPIT_Client &>(receiveSPITMessage, *this, "receiveTask", fos::Task::DefaultStackSize * 4);
@@ -317,7 +317,7 @@ void SPIT_Client::receiveSPITMessage(SPIT_Client &rM) {
if (rM.m_StopReceiveSPITMessages == true) { if (rM.m_StopReceiveSPITMessages == true) {
return; return;
} }
intResult = rM.mSPITSocket->receiveMessage(rM.mSPITSocket->getBoundClientFamily(), buffer, MAXSPITMESSAGEBYTECOUNT, NULL); intResult = rM.mSPITSocket->receiveMessage(buffer, MAXSPITMESSAGEBYTECOUNT, nullptr);
if (intResult < 0) { if (intResult < 0) {
if (rM.m_StopReceiveSPITMessages) { if (rM.m_StopReceiveSPITMessages) {
return; return;
@@ -534,7 +534,7 @@ bool SPIT_Client::connect(string p_ServerIP, string p_ServerPort, string p_Clien
disconnect(); disconnect();
{ {
mSPITSocket->setConnectionParams(p_ServerIP, p_ServerPort, p_ClientIP, p_ClientPort); mSPITSocket->setConnectionParams(p_ServerIP, p_ServerPort, p_ClientIP, p_ClientPort);
intResult = mSPITSocket->bindSocket(p_ServerIP, p_ClientIP, p_ClientPort); intResult = mSPITSocket->bindSocket(p_ClientIP, p_ClientPort);
if (intResult < 0) { if (intResult < 0) {
m_StopReceiveSPITMessages = true; m_StopReceiveSPITMessages = true;
return false; return false;
@@ -1518,7 +1518,7 @@ void SPIT_Client::processSocketTask(SPIT_Client &instance) {
SAD_DetectedServer::cycleStart(); SAD_DetectedServer::cycleStart();
string stringBroadcastIP4 = instance.mSPITSocket->mOwnIp.getBroadcastIP4(); string stringBroadcastIP4 = instance.mSPITSocket->mOwnIp.getBroadcastIP4();
instance.mSPITSocket->sendMessageTo(SPITSocket::FAMILY_IP4, stringBroadcastIP4, SERVERAUTODETECT_PORT, stringDatagram.data(), intDatagramLength); instance.mSPITSocket->sendMessageTo(stringBroadcastIP4, SERVERAUTODETECT_PORT, stringDatagram.data(), intDatagramLength);
{ {
// wait for 3000 milliseconds or // wait for 3000 milliseconds or
fos::Task::delayMs(3000); fos::Task::delayMs(3000);
@@ -1531,7 +1531,7 @@ void SPIT_Client::processSocketTask(SPIT_Client &instance) {
char buffer[512 + 1]; char buffer[512 + 1];
string stringServerIP; string stringServerIP;
int intReceivedByteCount = instance.mSPITSocket->receiveMessage(SPITSocket::FAMILY_IP4, buffer, 512, &stringServerIP); int intReceivedByteCount = instance.mSPITSocket->receiveMessage(buffer, 512, &stringServerIP);
if (intReceivedByteCount <= 0) { if (intReceivedByteCount <= 0) {
break; break;
} }