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authorAndreas Baumann <mail@andreasbaumann.cc>2015-01-03 12:04:58 +0100
committerAndreas Baumann <mail@andreasbaumann.cc>2015-01-03 12:04:58 +0100
commit008d0be72b2f160382c6e880765e96b64a050c65 (patch)
tree36f48a98a3815a408e2ce1693dd182af90f80305 /release/src/router/busybox/networking/udhcp/packet.h
parent611becfb8726c60cb060368541ad98191d4532f5 (diff)
downloadtomato-008d0be72b2f160382c6e880765e96b64a050c65.tar.gz
tomato-008d0be72b2f160382c6e880765e96b64a050c65.tar.bz2
imported original firmware WRT54GL_v4.30.11_11_US
Diffstat (limited to 'release/src/router/busybox/networking/udhcp/packet.h')
-rw-r--r--release/src/router/busybox/networking/udhcp/packet.h41
1 files changed, 41 insertions, 0 deletions
diff --git a/release/src/router/busybox/networking/udhcp/packet.h b/release/src/router/busybox/networking/udhcp/packet.h
new file mode 100644
index 00000000..1a263ef8
--- /dev/null
+++ b/release/src/router/busybox/networking/udhcp/packet.h
@@ -0,0 +1,41 @@
+#ifndef _PACKET_H
+#define _PACKET_H
+
+#include <netinet/udp.h>
+#include <netinet/ip.h>
+
+struct dhcpMessage {
+ u_int8_t op;
+ u_int8_t htype;
+ u_int8_t hlen;
+ u_int8_t hops;
+ u_int32_t xid;
+ u_int16_t secs;
+ u_int16_t flags;
+ u_int32_t ciaddr;
+ u_int32_t yiaddr;
+ u_int32_t siaddr;
+ u_int32_t giaddr;
+ u_int8_t chaddr[16];
+ u_int8_t sname[64];
+ u_int8_t file[128];
+ u_int32_t cookie;
+ u_int8_t options[308]; /* 312 - cookie */
+};
+
+struct udp_dhcp_packet {
+ struct iphdr ip;
+ struct udphdr udp;
+ struct dhcpMessage data;
+};
+
+void init_header(struct dhcpMessage *packet, char type);
+int get_packet(struct dhcpMessage *packet, int fd);
+u_int16_t checksum(void *addr, int count);
+int raw_packet(struct dhcpMessage *payload, u_int32_t source_ip, int source_port,
+ u_int32_t dest_ip, int dest_port, unsigned char *dest_arp, int ifindex);
+int kernel_packet(struct dhcpMessage *payload, u_int32_t source_ip, int source_port,
+ u_int32_t dest_ip, int dest_port);
+
+
+#endif