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36 lines
984 B
C
36 lines
984 B
C
#ifndef LAIKA_PACKET_H
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#define LAIKA_PACKET_H
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#define LAIKA_MAGIC "LAI\x12"
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#define LAIKA_MAGICLEN 4
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#define LAIKA_MAX_PKTSIZE 4096
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#define LAIKA_NONCESIZE 16
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enum {
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LAIKAPKT_HANDSHAKE_REQ,
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/* layout of LAIKAPKT_HANDSHAKE_REQ:
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* uint8_t laikaMagic[LAIKA_MAGICLEN];
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* uint8_t majorVer;
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* uint8_t minorVer;
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* uint8_t encNonce[LAIKAENC_SIZE(LAIKA_NONCESIZE)]; -- encrypted using shared pubKey
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* uint8_t pubKey[crypto_box_PUBLICKEYBYTES]; -- freshly generated pubKey to encrypt decrypted nonce with
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*/
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LAIKAPKT_HANDSHAKE_RES,
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/* layout of LAIKAPKT_HANDSHAKE_RES:
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* uint8_t endian;
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* uint8_t reEncryptedNonce[LAIKAENC_SIZE(LAIKA_NONCESIZE)]; -- encrypted using received pubKey from LAIKAPKT_AUTH_REQ pkt
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*/
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LAIKAPKT_VARPKT_REQ,
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/* layout of LAIKAPKT_VARPKT_REQ:
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* uint8_t pktID;
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* uint16_t pktSize;
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*/
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LAIKAPKT_MAXNONE
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};
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typedef uint8_t LAIKAPKT_ID;
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typedef uint16_t LAIKAPKT_SIZE;
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#endif |