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Diffstat (limited to 'i/pc104/initrd/conf/busybox/networking/udhcp/common.h')
-rw-r--r--i/pc104/initrd/conf/busybox/networking/udhcp/common.h104
1 files changed, 104 insertions, 0 deletions
diff --git a/i/pc104/initrd/conf/busybox/networking/udhcp/common.h b/i/pc104/initrd/conf/busybox/networking/udhcp/common.h
new file mode 100644
index 0000000..a80691b
--- /dev/null
+++ b/i/pc104/initrd/conf/busybox/networking/udhcp/common.h
@@ -0,0 +1,104 @@
+/* vi: set sw=4 ts=4: */
+/* common.h
+ *
+ * Russ Dill <Russ.Dill@asu.edu> September 2001
+ * Rewritten by Vladimir Oleynik <dzo@simtreas.ru> (C) 2003
+ *
+ * Licensed under GPLv2 or later, see file LICENSE in this tarball for details.
+ */
+
+#ifndef _COMMON_H
+#define _COMMON_H
+
+#include "busybox.h"
+
+#define DEFAULT_SCRIPT "/usr/share/udhcpc/default.script"
+
+#define COMBINED_BINARY
+
+
+/*** packet.h ***/
+
+#include <netinet/udp.h>
+#include <netinet/ip.h>
+
+struct dhcpMessage {
+ uint8_t op;
+ uint8_t htype;
+ uint8_t hlen;
+ uint8_t hops;
+ uint32_t xid;
+ uint16_t secs;
+ uint16_t flags;
+ uint32_t ciaddr;
+ uint32_t yiaddr;
+ uint32_t siaddr;
+ uint32_t giaddr;
+ uint8_t chaddr[16];
+ uint8_t sname[64];
+ uint8_t file[128];
+ uint32_t cookie;
+ uint8_t options[308]; /* 312 - cookie */
+};
+
+struct udp_dhcp_packet {
+ struct iphdr ip;
+ struct udphdr udp;
+ struct dhcpMessage data;
+};
+
+void udhcp_init_header(struct dhcpMessage *packet, char type);
+int udhcp_get_packet(struct dhcpMessage *packet, int fd);
+uint16_t udhcp_checksum(void *addr, int count);
+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 udhcp_kernel_packet(struct dhcpMessage *payload,
+ uint32_t source_ip, int source_port,
+ uint32_t dest_ip, int dest_port);
+
+
+/**/
+
+void udhcp_background(const char *pidfile);
+void udhcp_start_log_and_pid(const char *pidfile);
+
+void udhcp_run_script(struct dhcpMessage *packet, const char *name);
+
+// Still need to clean these up...
+
+/* from pidfile.h */
+#define pidfile_acquire udhcp_pidfile_acquire
+#define pidfile_write_release udhcp_pidfile_write_release
+/* from options.h */
+#define get_option udhcp_get_option
+#define end_option udhcp_end_option
+#define add_option_string udhcp_add_option_string
+#define add_simple_option udhcp_add_simple_option
+#define option_lengths udhcp_option_lengths
+/* from socket.h */
+#define listen_socket udhcp_listen_socket
+#define read_interface udhcp_read_interface
+/* from dhcpc.h */
+#define client_config udhcp_client_config
+/* from dhcpd.h */
+#define server_config udhcp_server_config
+
+long uptime(void);
+void udhcp_sp_setup(void);
+int udhcp_sp_fd_set(fd_set *rfds, int extra_fd);
+int udhcp_sp_read(fd_set *rfds);
+int raw_socket(int ifindex);
+int read_interface(const char *interface, int *ifindex, uint32_t *addr, uint8_t *arp);
+int listen_socket(uint32_t ip, int port, const char *inf);
+int pidfile_acquire(const char *pidfile);
+void pidfile_write_release(int pid_fd);
+int arpping(uint32_t yiaddr, uint32_t ip, uint8_t *arp, char *interface);
+
+#if ENABLE_FEATURE_UDHCP_DEBUG
+# define DEBUG(str, args...) bb_info_msg(str, ## args)
+#else
+# define DEBUG(str, args...) do {;} while (0)
+#endif
+
+#endif