Subversion Repositories f9daq

Rev

Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
146 f9daq 1
/* vxi11_cmd.c
2
 * Copyright (C) 2006 Steve D. Sharples
3
 *
4
 * A simple interactive utility that allows you to send commands and queries to
5
 * a device enabled with the VXI11 RPC ethernet protocol. Uses the files
6
 * generated by rpcgen vxi11.x, and the vxi11_user.h user libraries.
7
 *
8
 * This program is free software; you can redistribute it and/or
9
 * modify it under the terms of the GNU General Public License
10
 * as published by the Free Software Foundation; either version 2
11
 * of the License, or (at your option) any later version.
12
 *
13
 * This program is distributed in the hope that it will be useful,
14
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16
 * GNU General Public License for more details.
17
 *
18
 * You should have received a copy of the GNU General Public License
19
 * along with this program; if not, write to the Free Software
20
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
21
 *
22
 * The author's email address is steve.sharples@nottingham.ac.uk
23
 */
24
 
25
#include "vxi11_user.h"
26
#define BUF_LEN 100000
27
 
28
int     main(int argc, char *argv[]) {
29
 
30
static char     *device_ip;
31
static char     *device_name;
32
char            cmd[256];
33
char            buf[BUF_LEN];
34
int             ret;
35
long            bytes_returned;
36
CLINK           *clink;
37
 
38
        clink = new CLINK;
39
 
40
        if (argc < 2) {
41
                printf("usage: %s your.inst.ip.addr [device_name]\n",argv[0]);
42
                exit(1);
43
                }
44
 
45
        device_ip = argv[1];
46
        if (argc > 2) {
47
                device_name = argv[2];
48
                ret=vxi11_open_device(device_ip,clink,device_name);
49
                }
50
        else {
51
                ret=vxi11_open_device(device_ip,clink);
52
                }
53
 
54
        if (ret != 0) {
55
                printf("Error: could not open device %s, quitting\n",device_ip);
56
                exit(2);
57
                }
58
 
59
        while(1){
60
                memset(cmd, 0, 256);            // initialize command string
61
                memset(buf, 0, BUF_LEN);        // initialize buffer
62
                printf("Input command or query ('q' to exit): ");
63
                fgets(cmd,256,stdin);
64
                cmd[strlen(cmd)-1] = 0;         // just gets rid of the \n
65
                if (strncasecmp(cmd, "q",1) == 0) break;
66
 
67
                if (vxi11_send(clink, cmd) < 0) break;
68
                if (strstr(cmd, "?") != 0) {
69
                        bytes_returned = vxi11_receive(clink, buf, BUF_LEN);
70
                        if (bytes_returned > 0) {
71
                                printf("%s\n",buf);
72
                                }
73
                        else if (bytes_returned == -15) {
74
                                printf("*** [ NOTHING RECEIVED ] ***\n");
75
                                }
76
                        else    break;
77
                        }
78
                }
79
 
80
        ret=vxi11_close_device(device_ip,clink);
81
        return 0;
82
        }
83