1 | #include <sys/types.h>
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2 | #include <sys/socket.h>
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3 | #include <sys/select.h>
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4 | #include <netinet/in.h>
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5 | #include <unistd.h>
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6 | #include <errno.h>
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7 | #include <stdio.h>
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8 | #include <string.h>
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9 | #include <stdlib.h>
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10 |
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11 | static int wrap_err(int ret)
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12 | {
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13 | if (ret < 0) {
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14 | fprintf(stderr, "ERROR: %s\n", strerror(errno));
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15 | exit(-1);
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16 | }
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17 | return ret;
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18 | }
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19 |
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20 | int main()
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21 | {
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22 | struct sockaddr_in local_addr = {
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23 | .sin_family = AF_INET,
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24 | .sin_port = 0, // Pick whatever free local port
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25 | .sin_addr = 0x0100007F, // 127.0.0.1
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26 | };
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27 | socklen_t addr_len = sizeof(local_addr);
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28 | int listener = wrap_err(socket(AF_INET, SOCK_STREAM, 0));
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29 | int conn = wrap_err(socket(AF_INET, SOCK_STREAM, 0));
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30 |
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31 | wrap_err(bind(listener, (void*)&local_addr, addr_len));
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32 | wrap_err(listen(listener, SOMAXCONN));
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33 | wrap_err(getsockname(listener, (void*)&local_addr, &addr_len));
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34 | wrap_err(connect(conn, (void*)&local_addr, addr_len));
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35 |
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36 | int client = wrap_err(accept(listener, (void*)&local_addr, &addr_len));
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37 |
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38 | // At this point we have 2 connected socket and no longer need a listener
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39 | close(listener);
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40 |
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41 | fd_set rfds;
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42 | FD_ZERO(&rfds);
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43 | FD_SET(client, &rfds); // Watch for events on client socket
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44 |
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45 | close(conn); // Simulate a disconnect, implicity does shutdown()
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46 |
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47 | printf("Calling select(), this will hang on Haiku\n");
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48 | select(client + 1, &rfds, NULL, NULL, NULL); // On Haiku we never wake up...
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49 |
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50 | close(client); // I hope we get here eventually..
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51 |
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52 | printf("Test passed!\n");
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53 | }
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