60 lines
1.2 KiB
C
60 lines
1.2 KiB
C
#ifndef CRASHPOWEROS_DHCP_H
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#define CRASHPOWEROS_DHCP_H
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#define DHCP_CHADDR_LEN 16
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#define DHCP_SNAME_LEN 64
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#define DHCP_FILE_LEN 128
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#define DHCP_BOOTREQUEST 1
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#define DHCP_BOOTREPLY 2
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#define DHCP_HARDWARE_TYPE_10_EHTHERNET 1
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#define MESSAGE_TYPE_PAD 0
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#define MESSAGE_TYPE_REQ_SUBNET_MASK 1
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#define MESSAGE_TYPE_ROUTER 3
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#define MESSAGE_TYPE_DNS 6
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#define MESSAGE_TYPE_DOMAIN_NAME 15
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#define MESSAGE_TYPE_REQ_IP 50
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#define MESSAGE_TYPE_DHCP 53
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#define MESSAGE_TYPE_PARAMETER_REQ_LIST 55
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#define MESSAGE_TYPE_END 255
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#define DHCP_OPTION_DISCOVER 1
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#define DHCP_OPTION_OFFER 2
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#define DHCP_OPTION_REQUEST 3
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#define DHCP_OPTION_PACK 4
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#define DHCP_SERVER_PORT 67
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#define DHCP_CLIENT_PORT 68
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#define DHCP_MAGIC_COOKIE 0x63825363
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#include <stdint.h>
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struct DHCPMessage {
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uint8_t opcode;
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uint8_t htype;
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uint8_t hlen;
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uint8_t hops;
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uint32_t xid;
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uint16_t secs;
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uint16_t flags;
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uint32_t ciaddr;
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uint32_t yiaddr;
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uint32_t siaddr;
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uint32_t giaddr;
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uint8_t chaddr[DHCP_CHADDR_LEN];
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char bp_sname[DHCP_SNAME_LEN];
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char bp_file[DHCP_FILE_LEN];
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uint32_t magic_cookie;
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uint8_t bp_options[0];
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} __attribute__((packed));
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int dhcp_discovery(uint8_t *mac);
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void dhcp_handler(void *base);
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#endif
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