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Socket lib restyle and fixes backported from 3.0

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This commit is contained in:
Thulinma 2019-08-14 11:00:48 +02:00
parent 7b12a5a2b5
commit 7d83edd078
2 changed files with 128 additions and 124 deletions
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132
lib/socket.cpp
View file

@ -2,8 +2,8 @@
/// A handy Socket wrapper library.
/// Written by Jaron Vietor in 2010 for DDVTech
#include "socket.h"
#include "defines.h"
#include "socket.h"
#include "timing.h"
#include <cstdlib>
#include <ifaddrs.h>
@ -37,8 +37,7 @@ static std::string getIPv6BinAddr(const struct sockaddr_in6 &remoteaddr){
char tmpBuffer[17] = "\000\000\000\000\000\000\000\000\000\000\377\377\000\000\000\000";
switch (remoteaddr.sin6_family){
case AF_INET:
memcpy(tmpBuffer + 12, &(reinterpret_cast<const sockaddr_in *>(&remoteaddr)->sin_addr.s_addr),
4);
memcpy(tmpBuffer + 12, &(reinterpret_cast<const sockaddr_in *>(&remoteaddr)->sin_addr.s_addr), 4);
break;
case AF_INET6: memcpy(tmpBuffer, &(remoteaddr.sin6_addr.s6_addr), 16); break;
default: return ""; break;
@ -58,7 +57,7 @@ bool Socket::isLocalhost(const std::string &remotehost){
return false;
}
///Checks if the given file descriptor is actually socket or not.
/// Checks if the given file descriptor is actually socket or not.
bool Socket::checkTrueSocket(int sock){
struct stat sBuf;
if (sock != -1 && !fstat(sock, &sBuf)){return S_ISSOCK(sBuf.st_mode);}
@ -188,15 +187,25 @@ void Socket::hostBytesToStr(const char *bytes, size_t len, std::string &target){
target = tmpstr;
break;
case 16:
if (memcmp(bytes, "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000", 15) == 0){
if (bytes[15] == 0){
target = "::";
return;
}
char tmpstr[6];
snprintf(tmpstr, 6, "::%hhu", bytes[15]);
target = tmpstr;
return;
}
if (memcmp(bytes, "\000\000\000\000\000\000\000\000\000\000\377\377", 12) == 0){
char tmpstr[16];
snprintf(tmpstr, 16, "%hhu.%hhu.%hhu.%hhu", bytes[12], bytes[13], bytes[14], bytes[15]);
target = tmpstr;
}else{
char tmpstr[40];
snprintf(tmpstr, 40, "%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x", 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]);
snprintf(tmpstr, 40, "%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x:%.2x%.2x",
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]);
target = tmpstr;
}
break;
@ -237,8 +246,7 @@ unsigned int Socket::Buffer::bytesToSplit(){
unsigned int i = 0;
for (std::deque<std::string>::reverse_iterator it = data.rbegin(); it != data.rend(); ++it){
i += (*it).size();
if ((*it).size() >= splitter.size() &&
(*it).substr((*it).size() - splitter.size()) == splitter){
if ((*it).size() >= splitter.size() && (*it).substr((*it).size() - splitter.size()) == splitter){
return i;
}
}
@ -293,8 +301,8 @@ void Socket::Buffer::append(const char *newdata, const unsigned int newdatasize)
}
}
if (data.size() > 5000){
WARN_MSG("Warning: After %d new bytes, buffer has %d parts containing over %u bytes!", newdatasize, (int)data.size(),
bytes(9000));
WARN_MSG("Warning: After %d new bytes, buffer has %d parts containing over %u bytes!",
newdatasize, (int)data.size(), bytes(9000));
}
}
@ -386,13 +394,11 @@ void Socket::Connection::setBoundAddr(){
}
struct sockaddr_in6 tmpaddr;
socklen_t len = sizeof(tmpaddr);
if (!getsockname(sSend, (sockaddr*)&tmpaddr, &len)){
if (!getsockname(sSend, (sockaddr *)&tmpaddr, &len)){
static char addrconv[INET6_ADDRSTRLEN];
if (tmpaddr.sin6_family == AF_INET6){
boundaddr = inet_ntop(AF_INET6, &(tmpaddr.sin6_addr), addrconv, INET6_ADDRSTRLEN);
if (boundaddr.substr(0, 7) == "::ffff:"){
boundaddr = boundaddr.substr(7);
}
if (boundaddr.substr(0, 7) == "::ffff:"){boundaddr = boundaddr.substr(7);}
HIGH_MSG("Local IPv6 addr [%s]", boundaddr.c_str());
}
if (tmpaddr.sin6_family == AF_INET){
@ -402,13 +408,12 @@ void Socket::Connection::setBoundAddr(){
}
}
//Cleans up the socket by dropping the connection.
//Does not call close because it calls shutdown, which would destroy any copies of this socket too.
// Cleans up the socket by dropping the connection.
// Does not call close because it calls shutdown, which would destroy any copies of this socket too.
Socket::Connection::~Connection(){
drop();
}
/// Create a new base socket. This is a basic constructor for converting any valid socket to a
/// Socket::Connection. \param sockNo Integer representing the socket to convert.
Socket::Connection::Connection(int sockNo){
@ -452,7 +457,7 @@ void Socket::Connection::clear(){
isTrueSocket = false;
up = 0;
down = 0;
conntime = Util::epoch();
conntime = Util::bootSecs();
Error = false;
Blocking = false;
skipCount = 0;
@ -548,9 +553,7 @@ void Socket::Connection::drop(){
#ifdef SSL
if (sslConnected){
DONTEVEN_MSG("SSL close");
if (ssl){
mbedtls_ssl_close_notify(ssl);
}
if (ssl){mbedtls_ssl_close_notify(ssl);}
if (server_fd){
mbedtls_net_free(server_fd);
delete server_fd;
@ -653,7 +656,7 @@ void Socket::Connection::open(std::string address, bool nonblock){
}
#ifdef SSL
///Local-only function for debugging SSL sockets
/// Local-only function for debugging SSL sockets
static void my_debug(void *ctx, int level, const char *file, int line, const char *str){
((void)level);
fprintf((FILE *)ctx, "%s:%04d: %s", file, line, str);
@ -689,15 +692,15 @@ void Socket::Connection::open(std::string host, int port, bool nonblock, bool wi
mbedtls_ctr_drbg_init(ctr_drbg);
mbedtls_entropy_init(entropy);
DONTEVEN_MSG("SSL init");
if (mbedtls_ctr_drbg_seed(ctr_drbg, mbedtls_entropy_func, entropy, (const unsigned char *)"meow",
4) != 0){
if (mbedtls_ctr_drbg_seed(ctr_drbg, mbedtls_entropy_func, entropy, (const unsigned char *)"meow", 4) != 0){
FAIL_MSG("SSL socket init failed");
close();
return;
}
DONTEVEN_MSG("SSL connect");
int ret = 0;
if ((ret = mbedtls_net_connect(server_fd, host.c_str(), JSON::Value(port).asString().c_str(), MBEDTLS_NET_PROTO_TCP)) != 0){
if ((ret = mbedtls_net_connect(server_fd, host.c_str(), JSON::Value(port).asString().c_str(),
MBEDTLS_NET_PROTO_TCP)) != 0){
FAIL_MSG(" failed\n ! mbedtls_net_connect returned %d\n\n", ret);
close();
return;
@ -762,7 +765,10 @@ void Socket::Connection::open(std::string host, int port, bool nonblock, bool wi
for (rp = result; rp != NULL; rp = rp->ai_next){
sSend = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
if (sSend < 0){continue;}
if (connect(sSend, rp->ai_addr, rp->ai_addrlen) == 0){break;}
if (connect(sSend, rp->ai_addr, rp->ai_addrlen) == 0){
remoteaddr = *((sockaddr_in6 *)rp->ai_addr);
break;
}
remotehost += strerror(errno);
::close(sSend);
}
@ -811,13 +817,6 @@ uint64_t Socket::Connection::dataDown(){
return down;
}
/// Returns a std::string of stats, ended by a newline.
/// Requires the current connector name as an argument.
std::string Socket::Connection::getStats(std::string C){
return "S " + getHost() + " " + C + " " + uint2string(Util::epoch() - conntime) + " " +
uint2string(up) + " " + uint2string(down) + "\n";
}
/// Updates the downbuffer internal variable.
/// Returns true if new data was received, false otherwise.
bool Socket::Connection::spool(){
@ -962,7 +961,10 @@ int Socket::Connection::iread(void *buffer, int len, int flags){
r = mbedtls_ssl_read(ssl, (unsigned char *)buffer, len);
if (r < 0){
switch (errno){
case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY: close(); return 0; break;
case MBEDTLS_ERR_SSL_PEER_CLOSE_NOTIFY:
close();
return 0;
break;
case MBEDTLS_ERR_SSL_WANT_WRITE: return 0; break;
case MBEDTLS_ERR_SSL_WANT_READ: return 0; break;
case EWOULDBLOCK: return 0; break;
@ -1092,17 +1094,18 @@ Socket::Connection::operator bool() const{
return connected();
}
//Copy constructor
Socket::Connection::Connection(const Connection& rhs){
// Copy constructor
Socket::Connection::Connection(const Connection &rhs){
clear();
if (!rhs){return;}
#if DEBUG >= DLVL_DEVEL
HIGH_MSG("Copying %s socket", rhs.sslConnected?"SSL":"regular");
HIGH_MSG("Copying %s socket", rhs.sslConnected ? "SSL" : "regular");
#endif
conntime = rhs.conntime;
isTrueSocket = rhs.isTrueSocket;
remotehost = rhs.remotehost;
boundaddr = rhs.boundaddr;
remoteaddr = rhs.remoteaddr;
up = rhs.up;
down = rhs.down;
downbuffer = rhs.downbuffer;
@ -1119,18 +1122,19 @@ Socket::Connection::Connection(const Connection& rhs){
#endif
}
//Assignment constructor
Socket::Connection& Socket::Connection::operator=(const Socket::Connection& rhs){
// Assignment constructor
Socket::Connection &Socket::Connection::operator=(const Socket::Connection &rhs){
drop();
clear();
if (!rhs){return *this;}
#if DEBUG >= DLVL_DEVEL
HIGH_MSG("Assigning %s socket", rhs.sslConnected?"SSL":"regular");
HIGH_MSG("Assigning %s socket", rhs.sslConnected ? "SSL" : "regular");
#endif
conntime = rhs.conntime;
isTrueSocket = rhs.isTrueSocket;
remotehost = rhs.remotehost;
boundaddr = rhs.boundaddr;
remoteaddr = rhs.remoteaddr;
up = rhs.up;
down = rhs.down;
downbuffer = rhs.downbuffer;
@ -1160,7 +1164,6 @@ bool Socket::Connection::isLocal(){
return Socket::isLocal(remotehost);
}
/// Create a new base Server. The socket is never connected, and a placeholder for later
/// connections.
Socket::Server::Server(){
@ -1378,8 +1381,7 @@ Socket::Connection Socket::Server::accept(bool nonblock){
HIGH_MSG("IPv6 addr [%s]", tmp.remotehost.c_str());
}
if (tmpaddr.sin6_family == AF_INET){
tmp.remotehost =
inet_ntop(AF_INET, &(((sockaddr_in *)&tmpaddr)->sin_addr), addrconv, INET6_ADDRSTRLEN);
tmp.remotehost = inet_ntop(AF_INET, &(((sockaddr_in *)&tmpaddr)->sin_addr), addrconv, INET6_ADDRSTRLEN);
HIGH_MSG("IPv4 addr [%s]", tmp.remotehost.c_str());
}
if (tmpaddr.sin6_family == AF_UNIX){
@ -1443,6 +1445,9 @@ int Socket::Server::getSocket(){
/// If both fail, prints an DLVL_FAIL debug message.
/// \param nonblock Whether the socket should be nonblocking.
Socket::UDPConnection::UDPConnection(bool nonblock){
boundPort = 0;
boundAddr = "";
boundMulti = "";
family = AF_INET6;
sock = socket(AF_INET6, SOCK_DGRAM, 0);
if (sock == -1){
@ -1546,11 +1551,14 @@ void Socket::UDPConnection::SetDestination(std::string destIp, uint32_t port){
if (!destAddr){return;}
memcpy(destAddr, rp->ai_addr, rp->ai_addrlen);
if (family != rp->ai_family){
INFO_MSG("Socket is wrong type (%s), re-opening as %s", addrFam(family),
addrFam(rp->ai_family));
INFO_MSG("Socket is wrong type (%s), re-opening as %s", addrFam(family), addrFam(rp->ai_family));
close();
family = rp->ai_family;
sock = socket(family, SOCK_DGRAM, 0);
if (boundPort){
INFO_MSG("Rebinding to %s:%d %s", boundAddr.c_str(), boundPort, boundMulti.c_str());
bind(boundPort, boundAddr, boundMulti);
}
}
HIGH_MSG("Set UDP destination: %s:%d (%s)", destIp.c_str(), port, addrFam(family));
freeaddrinfo(result);
@ -1574,16 +1582,14 @@ void Socket::UDPConnection::GetDestination(std::string &destIp, uint32_t &port){
char addr_str[INET6_ADDRSTRLEN + 1];
addr_str[INET6_ADDRSTRLEN] = 0; // set last byte to zero, to prevent walking out of the array
if (((struct sockaddr_in *)destAddr)->sin_family == AF_INET6){
if (inet_ntop(AF_INET6, &(((struct sockaddr_in6 *)destAddr)->sin6_addr), addr_str,
INET6_ADDRSTRLEN) != 0){
if (inet_ntop(AF_INET6, &(((struct sockaddr_in6 *)destAddr)->sin6_addr), addr_str, INET6_ADDRSTRLEN) != 0){
destIp = addr_str;
port = ntohs(((struct sockaddr_in6 *)destAddr)->sin6_port);
return;
}
}
if (((struct sockaddr_in *)destAddr)->sin_family == AF_INET){
if (inet_ntop(AF_INET, &(((struct sockaddr_in *)destAddr)->sin_addr), addr_str,
INET6_ADDRSTRLEN) != 0){
if (inet_ntop(AF_INET, &(((struct sockaddr_in *)destAddr)->sin_addr), addr_str, INET6_ADDRSTRLEN) != 0){
destIp = addr_str;
port = ntohs(((struct sockaddr_in *)destAddr)->sin_port);
return;
@ -1647,8 +1653,7 @@ void Socket::UDPConnection::SendNow(const char *sdata, size_t len){
/// \arg multicastInterfaces Comma-separated list of interfaces to listen on for multicast packets.
/// Optional, left out means automatically chosen by kernel. \return Actually bound port number, or
/// zero on error.
uint16_t Socket::UDPConnection::bind(int port, std::string iface,
const std::string &multicastInterfaces){
uint16_t Socket::UDPConnection::bind(int port, std::string iface, const std::string &multicastInterfaces){
close(); // we open a new socket for each attempt
int addr_ret;
bool multicast = false;
@ -1722,6 +1727,9 @@ uint16_t Socket::UDPConnection::bind(int port, std::string iface,
portNo = ntohs(((struct sockaddr_in *)&fin_addr)->sin_port);
}
}
boundAddr = iface;
boundMulti = multicastInterfaces;
boundPort = portNo;
INFO_MSG("UDP bind success on %s:%u (%s)", human_addr, portNo, addrFam(rp->ai_family));
break;
}
@ -1769,8 +1777,7 @@ uint16_t Socket::UDPConnection::bind(int port, std::string iface,
}else{
size_t nxtPos = std::string::npos;
bool atLeastOne = false;
for (size_t loc = 0; loc != std::string::npos;
loc = (nxtPos == std::string::npos ? nxtPos : nxtPos + 1)){
for (size_t loc = 0; loc != std::string::npos; loc = (nxtPos == std::string::npos ? nxtPos : nxtPos + 1)){
nxtPos = multicastInterfaces.find(',', loc);
std::string curIface =
multicastInterfaces.substr(loc, (nxtPos == std::string::npos ? nxtPos : nxtPos - loc));
@ -1785,25 +1792,22 @@ uint16_t Socket::UDPConnection::bind(int port, std::string iface,
if (family == AF_INET6){
INFO_MSG("Registering for IPv6 multicast on interface %s", curIface.c_str());
if ((addr_ret = getaddrinfo(curIface.c_str(), 0, &hints, &reslocal)) != 0){
WARN_MSG("Unable to resolve IPv6 interface address %s: %s", curIface.c_str(),
gai_strerror(addr_ret));
WARN_MSG("Unable to resolve IPv6 interface address %s: %s", curIface.c_str(), gai_strerror(addr_ret));
continue;
}
memcpy(&mreq6.ipv6mr_multiaddr, &((sockaddr_in6 *)resmulti->ai_addr)->sin6_addr,
sizeof(mreq6.ipv6mr_multiaddr));
mreq6.ipv6mr_interface = ((sockaddr_in6 *)reslocal->ai_addr)->sin6_scope_id;
if (setsockopt(sock, IPPROTO_IPV6, IPV6_JOIN_GROUP, (char *)&mreq6, sizeof(mreq6)) != 0){
FAIL_MSG("Unable to register for IPv6 multicast on interface %s (%u): %s",
curIface.c_str(), ((sockaddr_in6 *)reslocal->ai_addr)->sin6_scope_id,
strerror(errno));
FAIL_MSG("Unable to register for IPv6 multicast on interface %s (%u): %s", curIface.c_str(),
((sockaddr_in6 *)reslocal->ai_addr)->sin6_scope_id, strerror(errno));
}else{
atLeastOne = true;
}
}else{
INFO_MSG("Registering for IPv4 multicast on interface %s", curIface.c_str());
if ((addr_ret = getaddrinfo(curIface.c_str(), 0, &hints, &reslocal)) != 0){
WARN_MSG("Unable to resolve IPv4 interface address %s: %s", curIface.c_str(),
gai_strerror(addr_ret));
WARN_MSG("Unable to resolve IPv4 interface address %s: %s", curIface.c_str(), gai_strerror(addr_ret));
continue;
}
mreq4.imr_multiaddr = ((sockaddr_in *)resmulti->ai_addr)->sin_addr;
@ -1815,9 +1819,7 @@ uint16_t Socket::UDPConnection::bind(int port, std::string iface,
atLeastOne = true;
}
}
if (!atLeastOne){
close();
}
if (!atLeastOne){close();}
freeaddrinfo(reslocal); // free resolved interface addr
}// loop over all interfaces
}
@ -1831,6 +1833,7 @@ uint16_t Socket::UDPConnection::bind(int port, std::string iface,
/// If a packet is received, it will be placed in the "data" member, with it's length in "data_len".
/// \return True if a packet was received, false otherwise.
bool Socket::UDPConnection::Receive(){
if (sock == -1){return false;}
#ifdef __CYGWIN__
if (data_size != SOCKETSIZE){
data = (char *)realloc(data, SOCKETSIZE);
@ -1867,4 +1870,3 @@ bool Socket::UDPConnection::Receive(){
int Socket::UDPConnection::getSock(){
return sock;
}

48
lib/socket.h
View file

@ -17,12 +17,12 @@
#include <unistd.h>
#ifdef SSL
#include "mbedtls/net.h"
#include "mbedtls/ssl.h"
#include "mbedtls/entropy.h"
#include "mbedtls/ctr_drbg.h"
#include "mbedtls/debug.h"
#include "mbedtls/entropy.h"
#include "mbedtls/error.h"
#include "mbedtls/net.h"
#include "mbedtls/ssl.h"
#endif
// for being friendly with Socket::Connection down below
@ -38,9 +38,9 @@ namespace Socket{
bool matchIPv6Addr(const std::string &A, const std::string &B, uint8_t prefix);
std::string getBinForms(std::string addr);
/// Returns true if given human-readable address (address, not hostname) is a local address.
bool isLocal(const std::string & host);
bool isLocal(const std::string &host);
/// Returns true if given human-readable hostname is a local address.
bool isLocalhost(const std::string & host);
bool isLocalhost(const std::string &host);
bool checkTrueSocket(int sock);
/// A buffer made out of std::string objects that can be efficiently read from and written to.
@ -49,7 +49,7 @@ namespace Socket{
std::deque<std::string> data;
public:
std::string splitter;///<String to automatically split on if encountered. \n by default
std::string splitter; ///< String to automatically split on if encountered. \n by default
Buffer();
unsigned int size();
unsigned int bytes(unsigned int max);
@ -77,7 +77,7 @@ namespace Socket{
int sRecv; ///< Read end of socket.
std::string remotehost; ///< Stores remote host address.
std::string boundaddr; ///< Stores bound interface address.
struct sockaddr_in6 remoteaddr;///< Stores remote host address.
struct sockaddr_in6 remoteaddr; ///< Stores remote host address.
uint64_t up;
uint64_t down;
long long int conntime;
@ -93,11 +93,11 @@ namespace Socket{
bool sslConnected;
int ssl_iread(void *buffer, int len, int flags = 0); ///< Incremental read call.
unsigned int ssl_iwrite(const void *buffer, int len); ///< Incremental write call.
mbedtls_net_context * server_fd;
mbedtls_entropy_context * entropy;
mbedtls_ctr_drbg_context * ctr_drbg;
mbedtls_ssl_context * ssl;
mbedtls_ssl_config * conf;
mbedtls_net_context *server_fd;
mbedtls_entropy_context *entropy;
mbedtls_ctr_drbg_context *ctr_drbg;
mbedtls_ssl_context *ssl;
mbedtls_ssl_config *conf;
#endif
public:
@ -110,15 +110,15 @@ namespace Socket{
Connection(std::string adres, bool nonblock = false); ///< Create a new Unix Socket.
Connection(int write, int read); ///< Simulate a socket using two file descriptors.
// copy/assignment constructors
Connection(const Connection& rhs);
Connection& operator=(const Connection& rhs);
Connection(const Connection &rhs);
Connection &operator=(const Connection &rhs);
// destructor
~Connection();
// generic methods
void open(int sockNo);//Open from existing socket connection.
void open(std::string hostname, int port, bool nonblock, bool with_ssl = false);//Open TCP connection.
void open(std::string adres, bool nonblock = false);//Open Unix connection.
void open(int write, int read);//Open from two existing file descriptors.
void open(int sockNo); // Open from existing socket connection.
void open(std::string hostname, int port, bool nonblock, bool with_ssl = false); // Open TCP connection.
void open(std::string adres, bool nonblock = false); // Open Unix connection.
void open(int write, int read); // Open from two existing file descriptors.
void close(); ///< Close connection.
void drop(); ///< Close connection without shutdown.
void setBlocking(bool blocking); ///< Set this socket to be blocking (true) or nonblocking (false).
@ -139,7 +139,8 @@ namespace Socket{
Buffer &Received(); ///< Returns a reference to the download buffer.
void SendNow(const std::string &data); ///< Will not buffer anything but always send right away. Blocks.
void SendNow(const char *data); ///< Will not buffer anything but always send right away. Blocks.
void SendNow(const char *data, size_t len); ///< Will not buffer anything but always send right away. Blocks.
void SendNow(const char *data,
size_t len); ///< Will not buffer anything but always send right away. Blocks.
void skipBytes(uint32_t byteCount);
uint32_t skipCount;
// stats related methods
@ -149,7 +150,6 @@ namespace Socket{
void resetCounter(); ///< Resets the up/down bytes counter to zero.
void addUp(const uint32_t i);
void addDown(const uint32_t i);
std::string getStats(std::string C); ///< Returns a std::string of stats, ended by a newline.
friend class Server;
bool Error; ///< Set to true if a socket error happened.
bool Blocking; ///< Set to true if a socket is currently or wants to be blocking.
@ -189,7 +189,10 @@ namespace Socket{
unsigned int up; ///< Amount of bytes transferred up.
unsigned int down; ///< Amount of bytes transferred down.
unsigned int data_size; ///< The size in bytes of the allocated space in the data pointer.
int family; ///<Current socket address family
int family; ///< Current socket address family
std::string boundAddr, boundMulti;
int boundPort;
public:
char *data; ///< Holds the last received packet.
unsigned int data_len; ///< The size in bytes of the last received packet.
@ -208,5 +211,4 @@ namespace Socket{
void SendNow(const char *data);
void SendNow(const char *data, size_t len);
};
}
}// namespace Socket