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can-utils
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update copyright, remove obsolete prints 

Signed-off-by: Luotao Fu <l.fu@pengutronix.de>
pull/106/head^2
Luotao Fu 2009-11-23 09:05:40 +01:00
parent 64c23c603c
commit 0e3319df98
2 changed files with 38 additions and 7 deletions
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21
include/socketcan_netlink.h
View File

@ -1,10 +1,25 @@
/* /*
* Header file for CAN netlink support * socketcan_netlink.h
*
* (C) 2009 Luotao Fu <l.fu@pengutronix.de> * (C) 2009 Luotao Fu <l.fu@pengutronix.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the version 2 of the GNU General Public License
* as published by the Free Software Foundation
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/ */
#ifndef _NMS_H
#define _NMS_H #ifndef _SOCKETCAN_NETLINK_H
#define _SOCKETCAN_NETLINK_H
#define IFLA_CAN_MAX (__IFLA_CAN_MAX - 1) #define IFLA_CAN_MAX (__IFLA_CAN_MAX - 1)
#define IF_UP 1 #define IF_UP 1

22
src/socketcan_netlink.c
View File

@ -1,3 +1,22 @@
/*
* socketcan_netlink.c
*
* (C) 2009 Luotao Fu <l.fu@pengutronix.de>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the version 2 of the GNU General Public License
* as published by the Free Software Foundation
*
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
#include <string.h> #include <string.h>
@ -127,18 +146,15 @@ static int send_mod_request(int fd, struct nlmsghdr *n)
perror("Cannot talk to rtnetlink"); perror("Cannot talk to rtnetlink");
return -1; return -1;
} }
//printf("stat sent: %d\n", status);
iov.iov_base = buf; iov.iov_base = buf;
while (1) { while (1) {
iov.iov_len = sizeof(buf); iov.iov_len = sizeof(buf);
status = recvmsg(fd, &msg, 0); status = recvmsg(fd, &msg, 0);
//printf("stat rcv: %d\n", status);
for (h = (struct nlmsghdr *)buf; for (h = (struct nlmsghdr *)buf;
(size_t)status >= sizeof(*h);) { (size_t)status >= sizeof(*h);) {
int len = h->nlmsg_len; int len = h->nlmsg_len;
int l = len - sizeof(*h); int l = len - sizeof(*h);
//printf("msgtype: %d, len %d, l %d\n", h->nlmsg_type, len, l);
if (l < 0 || len > status) { if (l < 0 || len > status) {
if (msg.msg_flags & MSG_TRUNC) { if (msg.msg_flags & MSG_TRUNC) {
fprintf(stderr, "Truncated message\n"); fprintf(stderr, "Truncated message\n");