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Added Rime driver for the netsim ethernode layer, renamed init.c to netsim-init.c

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This commit is contained in:
adamdunkels 2007-03-13 13:07:47 +00:00
parent 11627c2406
commit 4477d81be4
10 changed files with 200 additions and 51 deletions
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28
platform/netsim/net/ethernode.c
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@ -30,7 +30,7 @@
*
* Author: Adam Dunkels <adam@sics.se>
*
* $Id: ethernode.c,v 1.3 2006/10/23 09:01:06 adamdunkels Exp $
* $Id: ethernode.c,v 1.4 2007/03/13 13:07:48 adamdunkels Exp $
*/
/**
* \file
@ -121,22 +121,24 @@ ethernode_init(int port)
*/
/*-------------------------------------------------------------------------------*/
int
ethernode_poll(void)
ethernode_poll(u8_t *buf, int bufsize)
{
int len;
struct hdr *hdr = (struct hdr *)uip_buf;
u8_t tmpbuf[UIP_BUFSIZE];
struct hdr *hdr = (struct hdr *)tmpbuf;
len = ether_client_poll();
len = ether_client_poll(tmpbuf, UIP_BUFSIZE);
if(len == 0) {
return 0;
}
/* printf("ethernode_poll: received data packet with len %d\n", len);*/
/* printf("ethernode_poll: received data packet with len %d type %d\n", len, hdr->type);*/
switch(hdr->type) {
case TYPE_DATA:
if(hdr->dest == state.id ||
hdr->dest == ID_BROADCAST) {
memcpy(buf, tmpbuf + HDR_LEN, bufsize);
return len - HDR_LEN;
}
break;
@ -181,10 +183,24 @@ ethernode_send(void)
dest = ID_BROADCAST;
usleep(100 * (random_rand() % 1000));
usleep(1000 * (random_rand() % 1000));
do_send(TYPE_DATA, dest, hdr, len);
return UIP_FW_OK;
}
/*-------------------------------------------------------------------------------*/
void
ethernode_send_buf(u8_t *buf, int len)
{
char tmpbuf[UIP_BUFSIZE + HDR_LEN];
struct hdr *hdr = (struct hdr *)tmpbuf;
u8_t dest;
memcpy(&tmpbuf[HDR_LEN], buf, len);
len = len + HDR_LEN;
dest = ID_BROADCAST;
do_send(TYPE_DATA, dest, hdr, len);
}
/*-------------------------------------------------------------------------------*/