#include <sys/types.h>
#include <sys/socket.h>
#include <features.h>
-#if __GLIBC__ >=2 && __GLIBC_MINOR >= 1
+#if (__GLIBC__ >= 2 && __GLIBC_MINOR >= 1) || defined _NEWLIB_VERSION
#include <netpacket/packet.h>
#include <net/ethernet.h>
#else
#endif
#include <errno.h>
+#include "common.h"
#include "packet.h"
#include "dhcpd.h"
#include "options.h"
-#include "common.h"
-void init_header(struct dhcpMessage *packet, char type)
+void udhcp_init_header(struct dhcpMessage *packet, char type)
{
memset(packet, 0, sizeof(struct dhcpMessage));
switch (type) {
/* read a packet from socket fd, return -1 on read error, -2 on packet error */
-int get_packet(struct dhcpMessage *packet, int fd)
+int udhcp_get_packet(struct dhcpMessage *packet, int fd)
{
static const char broken_vendors[][8] = {
"MSFT 98",
}
-uint16_t checksum(void *addr, int count)
+uint16_t udhcp_checksum(void *addr, int count)
{
/* Compute Internet Checksum for "count" bytes
* beginning at location "addr".
/* Construct a ip/udp header for a packet, and specify the source and dest hardware address */
-int raw_packet(struct dhcpMessage *payload, uint32_t source_ip, int source_port,
+int udhcp_raw_packet(struct dhcpMessage *payload, uint32_t source_ip, int source_port,
uint32_t dest_ip, int dest_port, uint8_t *dest_arp, int ifindex)
{
int fd;
packet.udp.len = htons(sizeof(packet.udp) + sizeof(struct dhcpMessage)); /* cheat on the psuedo-header */
packet.ip.tot_len = packet.udp.len;
memcpy(&(packet.data), payload, sizeof(struct dhcpMessage));
- packet.udp.check = checksum(&packet, sizeof(struct udp_dhcp_packet));
+ packet.udp.check = udhcp_checksum(&packet, sizeof(struct udp_dhcp_packet));
packet.ip.tot_len = htons(sizeof(struct udp_dhcp_packet));
packet.ip.ihl = sizeof(packet.ip) >> 2;
packet.ip.version = IPVERSION;
packet.ip.ttl = IPDEFTTL;
- packet.ip.check = checksum(&(packet.ip), sizeof(packet.ip));
+ packet.ip.check = udhcp_checksum(&(packet.ip), sizeof(packet.ip));
result = sendto(fd, &packet, sizeof(struct udp_dhcp_packet), 0, (struct sockaddr *) &dest, sizeof(dest));
if (result <= 0) {
/* Let the kernel do all the work for packet generation */
-int kernel_packet(struct dhcpMessage *payload, uint32_t source_ip, int source_port,
+int udhcp_kernel_packet(struct dhcpMessage *payload, uint32_t source_ip, int source_port,
uint32_t dest_ip, int dest_port)
{
int n = 1;