32 lines
722 B
C
32 lines
722 B
C
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#ifndef CRASHPOWEROS_IPV4_H
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#define CRASHPOWEROS_IPV4_H
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#define IP_PROTOCOL 0x0800
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#define MTU 1500
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#define IP_MF 13
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#define IP_DF 14
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#define IP_OFFSET 0
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#include <stdint.h>
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struct IPV4Message {
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uint8_t headerLength : 4;
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uint8_t version : 4;
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uint8_t tos;
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uint16_t totalLength;
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uint16_t ident;
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uint16_t flagsAndOffset;
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uint8_t timeToLive;
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uint8_t protocol;
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uint16_t checkSum;
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uint32_t srcIP;
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uint32_t dstIP;
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} __attribute__((packed));
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void IPV4ProviderSend(uint8_t protocol, uint64_t dest_mac, uint32_t dest_ip,
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uint32_t src_ip, uint8_t *data, uint32_t size);
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uint16_t CheckSum(uint16_t *data, uint32_t size);
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uint32_t IP2UINT32_T(uint8_t *ip);
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#endif
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