emo/busybox
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Remove trailing whitespace. Update copyright to include 2004.

Browse Source
This commit is contained in:
Eric Andersen
2004-03-15 08:29:22 +00:00
parent 8854004b41
commit c7bda1ce65
374 changed files with 2048 additions and 2051 deletions
Download Patch File Download Diff File Expand all files Collapse all files

16
networking/udhcp/arpping.c
View File

@@ -25,8 +25,8 @@
* interface - interface to use
* retn: 1 addr free
* 0 addr used
* -1 error
*/
* -1 error
*/
/* FIXME: match response against chaddr */
int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
@@ -51,7 +51,7 @@ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
#endif
return -1;
}
if (setsockopt(s, SOL_SOCKET, SO_BROADCAST, &optval, sizeof(optval)) == -1) {
LOG(LOG_ERR, "Could not setsocketopt on raw socket");
close(s);
@@ -71,12 +71,12 @@ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
memcpy(arp.sInaddr, &ip, sizeof(ip)); /* source IP address */
memcpy(arp.sHaddr, mac, 6); /* source hardware address */
memcpy(arp.tInaddr, &yiaddr, sizeof(yiaddr)); /* target IP address */
memset(&addr, 0, sizeof(addr));
strcpy(addr.sa_data, interface);
if (sendto(s, &arp, sizeof(arp), 0, &addr, sizeof(addr)) < 0)
rv = 0;
/* wait arp reply, and check it */
tm.tv_usec = 0;
time(&prevTime);
@@ -89,8 +89,8 @@ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
if (errno != EINTR) rv = 0;
} else if (FD_ISSET(s, &fdset)) {
if (recv(s, &arp, sizeof(arp), 0) < 0 ) rv = 0;
if (arp.operation == htons(ARPOP_REPLY) &&
bcmp(arp.tHaddr, mac, 6) == 0 &&
if (arp.operation == htons(ARPOP_REPLY) &&
bcmp(arp.tHaddr, mac, 6) == 0 &&
*((uint32_t *) arp.sInaddr) == yiaddr) {
DEBUG(LOG_INFO, "Valid arp reply receved for this address");
rv = 0;
@@ -101,6 +101,6 @@ int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *mac, char *interface)
time(&prevTime);
}
close(s);
DEBUG(LOG_INFO, "%salid arp replies for this address", rv ? "No v" : "V");
DEBUG(LOG_INFO, "%salid arp replies for this address", rv ? "No v" : "V");
return rv;
}