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annotate rvinterf/lowlevel/clientcmd.c @ 242:924a80747176

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ffstools/tiffs-rd/Makefile: install target added
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Mon, 27 Jan 2014 03:05:56 +0000
parents ec040f521cc2
children 2f285f20d617
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1 /*
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2 * This rvinterf module implements the handling of client commands.
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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 <stdio.h>
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7 #include <string.h>
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8 #include <strings.h>
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9 #include <stdlib.h>
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10 #include <unistd.h>
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11 #include "../pktmux.h"
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12 #include "../limits.h"
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13 #include "../localsock.h"
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14 #include "client.h"
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15
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16 void
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17 process_msg_from_client(cli)
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18 struct client *cli;
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19 {
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20 int c;
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21 char logmsg[128];
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22
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23 switch (cli->rx_buf[0]) {
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24 case CLI2RVI_WANT_RVTRACE:
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25 if (cli->rx_msglen != 9) {
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26 send_local_msg_to_client(cli, "-Bad command length");
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27 return;
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28 }
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29 c = cli->int_rvt_count;
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30 if (c >= MAX_RVT_INTEREST) {
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31 send_local_msg_to_client(cli,
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32 "-Error: too many RVT interests");
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33 return;
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34 }
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35 cli->int_rvt_mask[c] = cli->rx_buf[1] << 24 |
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36 cli->rx_buf[2] << 16 |
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37 cli->rx_buf[3] << 8 | cli->rx_buf[4];
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38 cli->int_rvt_match[c] = cli->rx_buf[5] << 24 |
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39 cli->rx_buf[6] << 16 |
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40 cli->rx_buf[7] << 8 | cli->rx_buf[8];
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41 sprintf(logmsg,
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42 "*** Client program interested in RVT mask %08X match %08X",
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43 cli->int_rvt_mask[c], cli->int_rvt_match[c]);
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44 output_line(logmsg);
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45 cli->int_rvt_count++;
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46 send_local_msg_to_client(cli, "+OK");
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47 return;
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48 case CLI2RVI_WANT_MUXPROTO:
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49 if (cli->rx_msglen != 2) {
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50 send_local_msg_to_client(cli, "-Bad command length");
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51 return;
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52 }
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53 if (cli->rx_buf[1] < 0x12 || cli->rx_buf[1] > 0x18) {
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54 send_local_msg_to_client(cli,
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55 "-Unsupported protocol MUX value");
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56 return;
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57 }
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58 sprintf(logmsg,
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59 "*** Client program interested in MUX proto %02X",
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60 cli->rx_buf[1]);
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61 output_line(logmsg);
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62 cli->int_proto[cli->rx_buf[1] - 0x12] = 1;
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63 send_local_msg_to_client(cli, "+OK");
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64 return;
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65 case CLI2RVI_PKT_TO_TARGET:
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66 c = cli->rx_msglen - 1;
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67 if (c < 1 || c > MAX_PKT_TO_TARGET) {
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68 send_local_msg_to_client(cli,
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69 "-Invalid Tx packet length");
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70 return;
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71 }
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72 send_pkt_to_target(cli->rx_buf + 1, c);
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73 log_sent_packet(cli->rx_buf + 1, c);
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74 return;
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75 case CLI2RVI_RAWBYTES_TO_TARGET:
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76 /* To be implemented */
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77 default:
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78 send_local_msg_to_client(cli, "-Unimplemented command");
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79 }
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80 }