330 lines
7.9 KiB
C
330 lines
7.9 KiB
C
--- netio.c.orig 2019-03-26 20:22:31.238439000 +0100
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+++ netio.c 2019-03-26 20:25:57.485700000 +0100
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@@ -142,6 +142,7 @@
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#include <signal.h>
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#include <time.h>
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#if defined(UNIX) || defined(DJGPP)
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+#include <arpa/inet.h>
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#include <sys/time.h>
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#include <unistd.h>
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#include <errno.h>
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@@ -559,7 +560,7 @@
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int recv_data(int socket, void *buffer, size_t size, int flags)
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{
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- size_t rc = recv(socket, buffer, size, flags);
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+ ssize_t rc = recv(socket, buffer, size, flags);
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if (rc < 0)
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{
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@@ -576,8 +577,13 @@
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const int sobufsize = 131072;
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int nPort = DEFAULTPORT;
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int nAuxPort = DEFAULTPORT + 1;
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+#ifdef USE_IPV6
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+struct in6_addr addr_server;
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+struct in6_addr addr_local;
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+#else
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struct in_addr addr_server;
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struct in_addr addr_local;
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+#endif
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int udpsocket, udpd;
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unsigned long nUDPCount;
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@@ -590,7 +596,11 @@
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TIMER nTimer;
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long nTime;
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long long nData;
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+#ifdef USE_IPV6
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+ struct sockaddr_in6 sa_server, sa_client;
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+#else
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struct sockaddr_in sa_server, sa_client;
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+#endif
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int server, client;
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socklen_type length;
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struct timeval tv;
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@@ -605,7 +615,11 @@
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return THREADRESULT;
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}
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+#ifdef USE_IPV6
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+ if ((server = socket(PF_INET6, SOCK_STREAM, 0)) < 0)
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+#else
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if ((server = socket(PF_INET, SOCK_STREAM, 0)) < 0)
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+#endif
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{
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psock_errno("socket()");
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free(cBuffer);
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@@ -616,9 +630,15 @@
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setsockopt(server, SOL_SOCKET, SO_SNDBUF, (char *) &sobufsize, sizeof(sobufsize));
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setsockopt(server, IPPROTO_TCP, TCP_NODELAY, (char *) &flag, sizeof(int));
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+#ifdef USE_IPV6
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+ sa_server.sin6_family = AF_INET6;
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+ sa_server.sin6_port = htons(nPort);
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+ sa_server.sin6_addr = addr_local;
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+#else
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sa_server.sin_family = AF_INET;
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sa_server.sin_port = htons(nPort);
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sa_server.sin_addr = addr_local;
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+#endif
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if (bind(server, (struct sockaddr *) &sa_server, sizeof(sa_server)) < 0)
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{
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@@ -768,7 +788,11 @@
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long nTime;
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long long nData;
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int i;
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+#ifdef USE_IPV6
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+ struct sockaddr_in6 sa_server, sa_client;
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+#else
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struct sockaddr_in sa_server, sa_client;
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+#endif
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int server;
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int rc;
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int nByte;
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@@ -780,7 +804,11 @@
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return;
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}
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+#ifdef USE_IPV6
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+ if ((server = socket(PF_INET6, SOCK_STREAM, 0)) < 0)
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+#else
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if ((server = socket(PF_INET, SOCK_STREAM, 0)) < 0)
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+#endif
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{
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psock_errno("socket()");
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free(cBuffer);
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@@ -791,9 +819,15 @@
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setsockopt(server, SOL_SOCKET, SO_SNDBUF, (char *) &sobufsize, sizeof(sobufsize));
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setsockopt(server, IPPROTO_TCP, TCP_NODELAY, (char *) &flag, sizeof(int));
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+#ifdef USE_IPV6
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+ sa_client.sin6_family = AF_INET6;
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+ sa_client.sin6_port = htons(0);
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+ sa_client.sin6_addr = addr_local;
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+#else
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sa_client.sin_family = AF_INET;
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sa_client.sin_port = htons(0);
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sa_client.sin_addr = addr_local;
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+#endif
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if (bind(server, (struct sockaddr *) &sa_client, sizeof(sa_client)) < 0)
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{
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@@ -803,9 +837,15 @@
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return;
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}
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+#ifdef USE_IPV6
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+ sa_server.sin6_family = AF_INET6;
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+ sa_server.sin6_port = htons(nPort);
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+ sa_server.sin6_addr = addr_server;
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+#else
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sa_server.sin_family = AF_INET;
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sa_server.sin_port = htons(nPort);
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sa_server.sin_addr = addr_server;
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+#endif
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if (connect(server, (struct sockaddr *) &sa_server, sizeof(sa_server)) < 0)
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{
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@@ -928,7 +968,11 @@
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THREAD UDP_Receiver(void *arg)
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{
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char *cBuffer;
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+#ifdef USE_IPV6
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+ struct sockaddr_in6 sa_server, sa_client;
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+#else
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struct sockaddr_in sa_server, sa_client;
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+#endif
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int rc;
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socklen_type nBytes;
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@@ -938,7 +982,11 @@
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return THREADRESULT;
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}
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+#ifdef USE_IPV6
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+ if ((udpsocket = socket(PF_INET6, SOCK_DGRAM, 0)) < 0)
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+#else
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if ((udpsocket = socket(PF_INET, SOCK_DGRAM, 0)) < 0)
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+#endif
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{
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psock_errno("socket(DGRAM)");
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free(cBuffer);
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@@ -948,9 +996,15 @@
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setsockopt(udpsocket, SOL_SOCKET, SO_RCVBUF, (char *) &sobufsize, sizeof(sobufsize));
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setsockopt(udpsocket, SOL_SOCKET, SO_SNDBUF, (char *) &sobufsize, sizeof(sobufsize));
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+#ifdef USE_IPV6
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+ sa_server.sin6_family = AF_INET6;
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+ sa_server.sin6_port = htons(nAuxPort);
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+ sa_server.sin6_addr = addr_local;
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+#else
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sa_server.sin_family = AF_INET;
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sa_server.sin_port = htons(nAuxPort);
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sa_server.sin_addr = addr_local;
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+#endif
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if (bind(udpsocket, (struct sockaddr *) &sa_server, sizeof(sa_server)) < 0)
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{
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@@ -990,7 +1044,11 @@
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TIMER nTimer;
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long nTime;
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long long nData;
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+#ifdef USE_IPV6
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+ struct sockaddr_in6 sa_server, sa_client;
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+#else
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struct sockaddr_in sa_server, sa_client;
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+#endif
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int server, client;
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struct timeval tv;
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fd_set fds;
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@@ -1003,7 +1061,11 @@
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return THREADRESULT;
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}
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+#ifdef USE_IPV6
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+ if ((server = socket(PF_INET6, SOCK_STREAM, 0)) < 0)
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+#else
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if ((server = socket(PF_INET, SOCK_STREAM, 0)) < 0)
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+#endif
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{
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psock_errno("socket(STREAM)");
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free(cBuffer);
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@@ -1013,9 +1075,15 @@
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setsockopt(server, SOL_SOCKET, SO_RCVBUF, (char *) &sobufsize, sizeof(sobufsize));
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setsockopt(server, SOL_SOCKET, SO_SNDBUF, (char *) &sobufsize, sizeof(sobufsize));
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+#ifdef USE_IPV6
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+ sa_server.sin6_family = AF_INET6;
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+ sa_server.sin6_port = htons(nAuxPort);
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+ sa_server.sin6_addr = addr_local;
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+#else
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sa_server.sin_family = AF_INET;
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sa_server.sin_port = htons(nAuxPort);
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sa_server.sin_addr = addr_local;
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+#endif
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if (bind(server, (struct sockaddr *) &sa_server, sizeof(sa_server)) < 0)
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{
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@@ -1061,7 +1129,11 @@
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printf("UDP connection established ... ");
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fflush(stdout);
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+#ifdef USE_IPV6
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+ sa_client.sin6_port = htons(nAuxPort);
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+#else
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sa_client.sin_port = htons(nAuxPort);
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+#endif
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for (;;)
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{
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@@ -1177,7 +1249,11 @@
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long nResult;
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long long nData;
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int i;
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+#ifdef USE_IPV6
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+ struct sockaddr_in6 sa_server, sa_client;
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+#else
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struct sockaddr_in sa_server, sa_client;
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+#endif
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int server;
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int rc, nByte;
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@@ -1187,7 +1263,11 @@
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return;
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}
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+#ifdef USE_IPV6
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+ if ((server = socket(PF_INET6, SOCK_STREAM, 0)) < 0)
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+#else
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if ((server = socket(PF_INET, SOCK_STREAM, 0)) < 0)
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+#endif
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{
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psock_errno("socket()");
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free(cBuffer);
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@@ -1197,9 +1277,15 @@
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setsockopt(server, SOL_SOCKET, SO_RCVBUF, (char *) &sobufsize, sizeof(sobufsize));
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setsockopt(server, SOL_SOCKET, SO_SNDBUF, (char *) &sobufsize, sizeof(sobufsize));
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+#ifdef USE_IPV6
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+ sa_client.sin6_family = AF_INET6;
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+ sa_client.sin6_port = htons(0);
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+ sa_client.sin6_addr = addr_local;
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+#else
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sa_client.sin_family = AF_INET;
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- sa_client.sin_port = htons(0);
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+ sa_client.sin_port = htons(0);
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sa_client.sin_addr = addr_local;
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+#endif
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if (bind(server, (struct sockaddr *) &sa_client, sizeof(sa_client)) < 0)
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{
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@@ -1209,9 +1295,15 @@
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return;
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}
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+#ifdef USE_IPV6
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+ sa_server.sin6_family = AF_INET6;
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+ sa_server.sin6_port = htons(nAuxPort);
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+ sa_server.sin6_addr = addr_server;
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+#else
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sa_server.sin_family = AF_INET;
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sa_server.sin_port = htons(nAuxPort);
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sa_server.sin_addr = addr_server;
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+#endif
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if (connect(server, (struct sockaddr *) &sa_server, sizeof(sa_server)) < 0)
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{
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@@ -1442,17 +1534,29 @@
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return psock_errno("sock_init()"), 1;
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if (szLocal == 0)
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+#ifdef USE_IPV6
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+ addr_local = in6addr_any;
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+#else
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addr_local.s_addr = INADDR_ANY;
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+#endif
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else
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{
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if (isdigit(*szLocal))
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+#ifdef USE_IPV6
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+ inet_pton(AF_INET6, szLocal, &addr_local);
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+#else
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addr_local.s_addr = inet_addr(szLocal);
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+#endif
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else
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{
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if ((host = gethostbyname(szLocal)) == NULL)
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return psock_errno("gethostbyname()"), 1;
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+#ifdef USE_IPV6
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+ addr_local = * (struct in6_addr *) (host->h_addr);
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+#else
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addr_local = * (struct in_addr *) (host->h_addr);
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+#endif
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}
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}
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@@ -1462,13 +1566,21 @@
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usage();
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if (isdigit(*argv[optind]))
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+#ifdef USE_IPV6
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+ inet_pton(AF_INET6, argv[optind], &addr_server);
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+#else
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addr_server.s_addr = inet_addr(argv[optind]);
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+#endif
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else
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{
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if ((host = gethostbyname(argv[optind])) == NULL)
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return psock_errno("gethostbyname()"), 1;
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+#ifdef USE_IPV6
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+ addr_server = * (struct in6_addr *) (host->h_addr);
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+#else
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addr_server = * (struct in_addr *) (host->h_addr);
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+#endif
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}
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}
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}
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