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annotate rvinterf/tmsh/audiocmd.c @ 103:40dea2dbc7e6

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target-utils: helloapp converted to our own libc
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 01 Nov 2016 00:24:23 +0000
parents 2159f260ed13
children 86e4d8aea021
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1 /*
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2 * ETM audio 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 "limits.h"
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11 #include "localtypes.h"
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12 #include "etm.h"
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13 #include "exitcodes.h"
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14
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15 cmd_audio_load(argc, argv)
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16 char **argv;
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17 {
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18 u_char cmdpkt[MAX_PKT_TO_TARGET], *dp;
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19 int slen;
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20
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21 slen = strlen(argv[1]);
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22 if (slen > 9) {
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23 printf("error: audio config name is limited to 9 chars\n");
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24 return(ERROR_USAGE);
32
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25 }
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26 dp = cmdpkt + 1;
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27 *dp++ = ETM_AUDIO;
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28 *dp++ = 'L';
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29 strcpy(dp, argv[1]);
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30 dp += slen + 1;
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31 send_etm_cmd(cmdpkt, dp - cmdpkt - 1);
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32 return(0);
32
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33 }
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34
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35 cmd_audio_save(argc, argv)
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36 char **argv;
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37 {
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38 u_char cmdpkt[MAX_PKT_TO_TARGET], *dp;
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39 int slen;
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40
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41 slen = strlen(argv[1]);
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42 if (slen > 9) {
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43 printf("error: audio config name is limited to 9 chars\n");
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44 return(ERROR_USAGE);
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45 }
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46 dp = cmdpkt + 1;
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47 *dp++ = ETM_AUDIO;
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48 *dp++ = 'S';
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49 strcpy(dp, argv[1]);
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50 dp += slen + 1;
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51 send_etm_cmd(cmdpkt, dp - cmdpkt - 1);
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52 return(0);
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53 }
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54
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55 static struct cmdtab {
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56 char *cmd;
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57 int minargs;
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58 int maxargs;
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59 int (*func)();
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60 } audio_cmds[] = {
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61 {"load", 1, 1, cmd_audio_load},
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62 {"save", 1, 1, cmd_audio_save},
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63 {0, 0, 0, 0}
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64 };
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65
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66 cmd_audio(argc, argv)
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67 char **argv;
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68 {
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69 struct cmdtab *tp;
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70 int extargs;
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71
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72 for (tp = audio_cmds; tp->cmd; tp++)
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73 if (!strcmp(tp->cmd, argv[1]))
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74 break;
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75 if (!tp->func) {
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76 printf("error: no such audio command\n");
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77 return(ERROR_USAGE);
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78 }
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79 extargs = argc - 2;
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80 if (extargs > tp->maxargs) {
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81 printf("error: too many arguments\n");
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82 return(ERROR_USAGE);
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83 }
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84 if (extargs < tp->minargs) {
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85 printf("error: too few arguments\n");
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86 return(ERROR_USAGE);
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87 }
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88 return tp->func(argc - 1, argv + 1);
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89 }