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comparison rvinterf/asyncshell/rxctl.c @ 0:e7502631a0f9

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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 11 Jun 2016 00:13:35 +0000
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-1:000000000000 0:e7502631a0f9
1 /*
2 * This module contains the code for enabling and disabling the receiving
3 * of various packet types via rvinterf.
4 */
5
6 #include <sys/types.h>
7 #include <stdio.h>
8 #include <ctype.h>
9 #include <string.h>
10 #include <strings.h>
11 #include <stdlib.h>
12 #include "pktmux.h"
13 #include "localsock.h"
14
15 void
16 send_rxctl_cmd(channel, enable)
17 {
18 u_char cmdbuf[2];
19
20 cmdbuf[0] = enable ? CLI2RVI_WANT_MUXPROTO : CLI2RVI_DROP_MUXPROTO;
21 cmdbuf[1] = channel;
22 send_init_command(cmdbuf, 2);
23 }
24
25 void
26 ati_rx_control(newstate)
27 {
28 static int state = 0;
29
30 if (state == newstate)
31 return;
32 send_rxctl_cmd(RVT_AT_HEADER, newstate);
33 state = newstate;
34 }
35
36 void
37 gpf_rx_control(newstate)
38 {
39 static int state = 0;
40
41 if (state == newstate)
42 return;
43 send_rxctl_cmd(RVT_L23_HEADER, newstate);
44 state = newstate;
45 }
46
47 void
48 tch_rx_control(newstate)
49 {
50 static int state = 0;
51
52 if (state == newstate)
53 return;
54 send_rxctl_cmd(RVT_TCH_HEADER, newstate);
55 state = newstate;
56 }
57
58 void
59 rxctl_user_cmd(args, enable)
60 char *args;
61 {
62 char *cp, *np;
63 int gotsome = 0;
64
65 for (cp = args; ; ) {
66 while (isspace(*cp))
67 cp++;
68 if (!*cp) {
69 if (!gotsome)
70 printf("error: argument required\n");
71 return;
72 }
73 for (np = cp; *cp && !isspace(*cp); cp++)
74 ;
75 if (*cp)
76 *cp++ = '\0';
77 if (!strcmp(np, "ati"))
78 ati_rx_control(enable);
79 else if (!strcmp(np, "gpf"))
80 gpf_rx_control(enable);
81 else if (!strcmp(np, "tch"))
82 tch_rx_control(enable);
83 else {
84 printf("error: unknown channel \"%s\"\n", np);
85 return;
86 }
87 gotsome++;
88 }
89 }
90
91 void
92 cmd_enable(args)
93 char *args;
94 {
95 rxctl_user_cmd(args, 1);
96 }
97
98 void
99 cmd_disable(args)
100 char *args;
101 {
102 rxctl_user_cmd(args, 0);
103 }