diff options
Diffstat (limited to 'networking/udhcp/common.h')
| -rw-r--r-- | networking/udhcp/common.h | 89 |
1 files changed, 87 insertions, 2 deletions
diff --git a/networking/udhcp/common.h b/networking/udhcp/common.h index d5291f2..70a7693 100644 --- a/networking/udhcp/common.h +++ b/networking/udhcp/common.h @@ -10,14 +10,99 @@ #ifndef _COMMON_H #define _COMMON_H -#include "libbb_udhcp.h" +#include "busybox.h" + +#ifdef CONFIG_INSTALL_NO_USR +# define DEFAULT_SCRIPT "/share/udhcpc/default.script" +#else +# define DEFAULT_SCRIPT "/usr/share/udhcpc/default.script" +#endif + +#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(char *interface, int *ifindex, uint32_t *addr, uint8_t *arp); +int listen_socket(uint32_t ip, int port, 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) +# define DEBUG(str, args...) do {;} while (0) #endif #endif |