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pluto_finder.cpp
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pluto_finder.cpp
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/*
* Adalm Pluto Driver
* ==================
* Author: DJ0ABR
*
* (c) DJ0ABR
* www.dj0abr.de
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
* ==========================================
* find a pluto connected via USB or Ethernet
* ==========================================
*
*/
#include "pluto.h"
char pluto_context_name[50];
int pluto_get_IP(char *url_IP)
{
// === connect Pluto at a given IP address ===
struct sockaddr_in sa;
int res = inet_pton(AF_INET,url_IP+3,&(sa.sin_addr));
if(res == 1)
{
// we have a valid pluto IP continue using this IP
sprintf(pluto_context_name,"%s",url_IP);
//printf("searching Pluto on %s\n",pluto_context_name);
return 1;
}
//printf("cannot evaluate %s\n",url_IP);
return 0;
}
int pluto_get_USB(char *sn)
{
char s[500];
snprintf(s,499,"iio_info -s 2>/dev/null");
s[499] = 0;
pluto_context_name[0] = 0;
FILE *fp = popen(s,"r");
if(fp)
{
while (fgets(s, sizeof(s)-1, fp) != NULL)
{
// get the USB id
char usbid[50];
char usbsn[100];
char *hp = strstr(s,"[usb:");
if(hp)
{
hp += 1;
char *he = strchr(hp,']');
if(he)
{
*he = 0;
strncpy(usbid,hp,49);
usbid[sizeof(usbid)-1] = 0;
// read serial number
char *psn = strstr(s,"serial=");
if(psn)
{
psn+=7;
char *spn = strchr(psn,' ');
if(spn)
{
*spn = 0;
strncpy(usbsn,psn,99);
usbsn[sizeof(usbsn)-1] = 0;
printf("PLUTO found, SN:%s ID:%s\n",usbsn,usbid);
// if no special pluto requested, then use the first found pluto
if(*sn == 0)
{
strcpy(pluto_context_name, usbid);
return 1;
}
// search for a specific SN
if(!strcmp(sn, usbsn))
{
strcpy(pluto_context_name, usbid);
return 1;
}
}
}
}
}
}
pclose(fp);
}
else
printf("cannot execute iio_info command\n");
printf("no PLUTO found\n");
return 0;
}