Apple-2-SW/contiki
1
0
Fork 0
mirror of https://github.com/oliverschmidt/contiki.git synced 2024-12-22 10:30:13 +00:00
Code Issues Projects Releases Wiki Activity

Cleaned up and re-formatted source of linuxradiodrv

Browse Source
This commit is contained in:
Vladimir Pouzanov 2014-01-25 17:16:54 +00:00 committed by Vladimir Pouzanov
parent 113d9761f7
commit 43a327df5a
1 changed files with 29 additions and 40 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

69
cpu/native/net/linuxradio-drv.c
View File

@ -67,16 +67,15 @@ static int
init(void)
{
sockbuf = malloc(MAX_PACKET_SIZE);
if (sockbuf == 0) {
if(sockbuf == 0) {
return 1;
}
return 0;
}
static int
prepare(const void *payload, unsigned short payload_len)
{
if (payload_len > MAX_PACKET_SIZE) {
if(payload_len > MAX_PACKET_SIZE) {
return 0;
}
memcpy(sockbuf, payload, payload_len);
@ -84,26 +83,24 @@ prepare(const void *payload, unsigned short payload_len)
return 0;
}
static int
transmit(unsigned short transmit_len)
{
int sent=0;
int sent = 0;
sent = send(sockfd, sockbuf, buflen, 0);
if (sent < 0) {
if(sent < 0) {
perror("linuxradio send()");
return RADIO_TX_ERR;
}
buflen = 0;
return RADIO_TX_OK;
}
static int
my_send(const void *payload, unsigned short payload_len)
{
int ret = -1;
if (prepare(payload, payload_len)) {
if(prepare(payload, payload_len)) {
return ret;
}
@ -111,42 +108,36 @@ my_send(const void *payload, unsigned short payload_len)
return ret;
}
static int
my_read(void *buf, unsigned short buf_len)
{
return 0;
}
static int
channel_clear(void)
{
return 1;
}
static int
receiving_packet(void)
{
return 0;
}
static int
pending_packet(void)
{
return 0;
}
static int
set_fd(fd_set *rset, fd_set *wset)
{
FD_SET(sockfd, rset);
return 1;
}
static void
handle_fd(fd_set *rset, fd_set *wset)
{
if (FD_ISSET(sockfd, rset)) {
if(FD_ISSET(sockfd, rset)) {
int bytes = read(sockfd, sockbuf, MAX_PACKET_SIZE);
buflen = bytes;
memcpy(packetbuf_dataptr(), sockbuf, bytes);
@ -154,32 +145,32 @@ handle_fd(fd_set *rset, fd_set *wset)
NETSTACK_RDC.input();
}
}
static const struct select_callback linuxradio_sock_callback = { set_fd, handle_fd };
static int
on(void)
{
struct ifreq ifr;
int err;
struct sockaddr_ll sll;
sockfd = socket(PF_PACKET, SOCK_RAW, htons(ETH_P_IEEE802154));
if (sockfd < 0) {
perror ("linuxradio socket()");
if(sockfd < 0) {
perror("linuxradio socket()");
return 0;
} else {
struct ifreq ifr;
// TODO: interface should not be hard-coded
/* TODO: interface should not be hard-coded */
strncpy((char *)ifr.ifr_name, "wpan0", IFNAMSIZ);
int err = ioctl(sockfd, SIOCGIFINDEX, &ifr);
if (err == -1) {
perror ("linuxradio ioctl()");
err = ioctl(sockfd, SIOCGIFINDEX, &ifr);
if(err == -1) {
perror("linuxradio ioctl()");
return 0;
}
struct sockaddr_ll sll;
sll.sll_family = AF_PACKET;
sll.sll_ifindex = ifr.ifr_ifindex;
sll.sll_protocol = htons(ETH_P_IEEE802154);
if (bind(sockfd, (struct sockaddr *)&sll, sizeof(sll)) < 0) {
if(bind(sockfd, (struct sockaddr *)&sll, sizeof(sll)) < 0) {
perror("linuxradio bind()");
return 0;
}
@ -188,7 +179,6 @@ on(void)
return 1;
}
}
static int
off(void)
{
@ -196,17 +186,16 @@ off(void)
sockfd = -1;
return 1;
}
const struct radio_driver linuxradio_driver =
{
init,
prepare,
transmit,
my_send,
my_read,
channel_clear,
receiving_packet,
pending_packet,
on,
off,
};
{
init,
prepare,
transmit,
my_send,
my_read,
channel_clear,
receiving_packet,
pending_packet,
on,
off,
};