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49 lines
939 B
C
49 lines
939 B
C
#ifndef _DHCP_H_
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#define _DHCP_H_
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#include "uipopt.h"
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#include <stdint.h>
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#define DHCPC_SERVER_PORT 67
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#define DHCPC_CLIENT_PORT 68
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#define DHCP_OFF 0
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#define DHCP_START 1
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#define DHCP_DISCOVER_SENT 2
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#define DHCP_REQUEST_SENT 3
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#define DHCP_LEASING 4
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void dhcp_start(void) __banked;
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void dhcp_stop(void) __banked;
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// void dhcp_periodic(void) __banked;
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void dhcp_callback(void) __banked;
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struct dhcp_state {
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uint8_t state;
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uint32_t transaction_id;
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uint16_t dhcp_timer;
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uint8_t ticks;
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uint16_t opt_ptr;
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uint8_t current_ip[4];
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uint8_t server[4];
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uint8_t router[4];
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uint8_t subnet[4];
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uint8_t dns[4];
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uint8_t broadcast[4];
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uint32_t lease;
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uint32_t rebind;
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uint32_t renewal;
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struct uip_udp_conn *conn;
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};
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typedef struct dhcp_state uip_udp_appstate_t;
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/* Finally we define the application function to be called by uIP. */
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#ifndef UIP_UDP_APPCALL
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#define UIP_UDP_APPCALL dhcp_callback
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#endif /* UIP_APPCALL */
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#endif
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