eive-obsw/thirdparty/libcsp/src/csp_iflist.c
2021-03-04 18:29:28 +01:00

101 lines
2.6 KiB
C

/*
Cubesat Space Protocol - A small network-layer protocol designed for Cubesats
Copyright (C) 2012 GomSpace ApS (http://www.gomspace.com)
Copyright (C) 2012 AAUSAT3 Project (http://aausat3.space.aau.dk)
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library 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
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include <stdio.h>
#include <csp/csp.h>
/* Interfaces are stored in a linked list*/
static csp_iface_t * interfaces = NULL;
csp_iface_t * csp_iflist_get_by_name(const char *name) {
csp_iface_t *ifc = interfaces;
while(ifc) {
if (strncmp(ifc->name, name, 10) == 0)
break;
ifc = ifc->next;
}
return ifc;
}
void csp_iflist_add(csp_iface_t *ifc) {
/* Add interface to pool */
if (interfaces == NULL) {
/* This is the first interface to be added */
interfaces = ifc;
ifc->next = NULL;
} else {
/* One or more interfaces were already added */
csp_iface_t * i = interfaces;
while (i != ifc && i->next)
i = i->next;
/* Insert interface last if not already in pool */
if (i != ifc && i->next == NULL) {
i->next = ifc;
ifc->next = NULL;
}
}
}
csp_iface_t * csp_iflist_get(void)
{
return interfaces;
}
#ifdef CSP_DEBUG
static int csp_bytesize(char *buf, int len, unsigned long int n) {
char postfix;
double size;
if (n >= 1048576) {
size = n/1048576.0;
postfix = 'M';
} else if (n >= 1024) {
size = n/1024.;
postfix = 'K';
} else {
size = n;
postfix = 'B';
}
return snprintf(buf, len, "%.1f%c", size, postfix);
}
void csp_iflist_print(void) {
csp_iface_t * i = interfaces;
char txbuf[25], rxbuf[25];
while (i) {
csp_bytesize(txbuf, 25, i->txbytes);
csp_bytesize(rxbuf, 25, i->rxbytes);
printf("%-5s tx: %05"PRIu32" rx: %05"PRIu32" txe: %05"PRIu32" rxe: %05"PRIu32"\r\n"
" drop: %05"PRIu32" autherr: %05"PRIu32 " frame: %05"PRIu32"\r\n"
" txb: %"PRIu32" (%s) rxb: %"PRIu32" (%s)\r\n\r\n",
i->name, i->tx, i->rx, i->tx_error, i->rx_error, i->drop,
i->autherr, i->frame, i->txbytes, txbuf, i->rxbytes, rxbuf);
i = i->next;
}
}
#endif