FreeCalypso > hg > freecalypso-sw
annotate rvinterf/etmsync/launchrvif.c @ 1032:6e7dd5e52650
gsm-fw feature tch-reroute: B_PLAY_UL (uplink substitution) bug fixed
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 01 Jun 2016 01:24:15 +0000 |
parents | 909f00c15f27 |
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rev | line source |
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1 /* |
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2 * This module implements the optional "behind the scenes" invokation |
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3 * of rvinterf from fc-fsio etc. |
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4 */ |
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5 |
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6 #include <sys/types.h> |
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7 #include <sys/socket.h> |
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8 #include <stdio.h> |
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9 #include <stdlib.h> |
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10 #include <unistd.h> |
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11 #include "exitcodes.h" |
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12 |
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13 static char rvinterf_pathname[] = "/usr/local/bin/rvinterf"; |
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14 |
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15 extern int sock; |
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16 |
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17 char *rvinterf_ttyport, *rvinterf_Bopt, *rvinterf_lopt, *rvinterf_wopt; |
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18 |
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19 launch_rvinterf() |
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20 { |
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21 int sp[2], rc; |
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22 char *rvif_argv[11], Sarg[16], **ap; |
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23 |
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24 rc = socketpair(AF_UNIX, SOCK_STREAM, 0, sp); |
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25 if (rc < 0) { |
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26 perror("socketpair"); |
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27 exit(ERROR_UNIX); |
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28 } |
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29 sock = sp[0]; |
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30 sprintf(Sarg, "-S%d", sp[1]); |
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31 ap = rvif_argv; |
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32 *ap++ = "rvinterf"; |
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33 *ap++ = Sarg; |
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34 *ap++ = "-n"; |
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35 if (rvinterf_Bopt) { |
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36 *ap++ = "-B"; |
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37 *ap++ = rvinterf_Bopt; |
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38 } |
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39 if (rvinterf_lopt) { |
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40 *ap++ = "-l"; |
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41 *ap++ = rvinterf_lopt; |
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42 } |
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43 if (rvinterf_wopt) { |
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44 *ap++ = "-w"; |
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45 *ap++ = rvinterf_wopt; |
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46 } |
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47 *ap++ = rvinterf_ttyport; |
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48 *ap = 0; |
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49 rc = vfork(); |
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50 if (rc < 0) { |
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51 perror("vfork for launching rvinterf"); |
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52 exit(ERROR_UNIX); |
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53 } |
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54 if (!rc) { |
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55 /* we are in the child - do the exec */ |
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56 close(sp[0]); |
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57 execv(rvinterf_pathname, rvif_argv); |
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58 perror(rvinterf_pathname); |
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59 _exit(1); |
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60 } |
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61 close(sp[1]); |
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62 return 0; |
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63 } |