annotate rvinterf/libinterf/connect.c @ 1014:961efadd530a default tip

fc-shell TCH DL handler: add support for CSD modes TCH DL capture mechanism in FC Tourmaline firmware has been extended to support CSD modes in addition to speech - add the necessary support on the host tools side. It needs to be noted that this mechanism in its present state does NOT provide the debug utility value that was sought: as we learned only after the code was implemented, TI's DSP has a misfeature in that the buffer we are reading (a_dd_0[]) is zeroed out when the IDS block is enabled, i.e., we are reading all zeros and not the real DL bits we were after. But since the code has already been written, we are keeping it - perhaps we can do some tests with IDS disabled.
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 26 Nov 2024 06:27:43 +0000
parents 67d683a87b1d
children
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1 /*
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2 * Connecting to an already running rvinterf process
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3 */
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4
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5 #include <sys/types.h>
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6 #include <sys/socket.h>
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7 #include <sys/un.h>
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8 #include <stdio.h>
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9 #include <string.h>
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10 #include <strings.h>
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11 #include <stdlib.h>
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12 #include <unistd.h>
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13 #include "pktmux.h"
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14 #include "localsock.h"
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15 #include "exitcodes.h"
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17 char *socket_pathname = "/tmp/rvinterf_socket";
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18 int sock;
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20 connect_local_socket()
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21 {
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22 /* local socket binding voodoo copied from osmocon */
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23 struct sockaddr_un local;
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24 unsigned int namelen;
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25 int rc;
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27 sock = socket(AF_UNIX, SOCK_STREAM, 0);
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28 if (sock < 0) {
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29 perror("socket(AF_UNIX, SOCK_STREAM, 0)");
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30 exit(ERROR_UNIX);
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31 }
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32
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33 local.sun_family = AF_UNIX;
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34 strncpy(local.sun_path, socket_pathname, sizeof(local.sun_path));
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35 local.sun_path[sizeof(local.sun_path) - 1] = '\0';
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37 /* we use the same magic that X11 uses in Xtranssock.c for
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38 * calculating the proper length of the sockaddr */
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39 #if defined(BSD44SOCKETS) || defined(__UNIXWARE__)
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40 local.sun_len = strlen(local.sun_path);
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41 #endif
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42 #if defined(BSD44SOCKETS) || defined(SUN_LEN)
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43 namelen = SUN_LEN(&local);
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44 #else
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45 namelen = strlen(local.sun_path) +
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46 offsetof(struct sockaddr_un, sun_path) + 1;
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47 #endif
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48
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49 rc = connect(sock, (struct sockaddr *) &local, namelen);
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50 if (rc != 0) {
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51 perror(socket_pathname);
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52 exit(ERROR_RVINTERF);
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53 }
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54
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55 return(0);
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56 }