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Diffstat (limited to 'bindgen-tests/tests/headers/layout_arp.h')
-rw-r--r-- | bindgen-tests/tests/headers/layout_arp.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/bindgen-tests/tests/headers/layout_arp.h b/bindgen-tests/tests/headers/layout_arp.h new file mode 100644 index 00000000..8682cbe0 --- /dev/null +++ b/bindgen-tests/tests/headers/layout_arp.h @@ -0,0 +1,52 @@ +typedef unsigned char uint8_t; +typedef unsigned short uint16_t; +typedef unsigned int uint32_t; +typedef unsigned long long uint64_t; + +#define ETHER_ADDR_LEN 6 /**< Length of Ethernet address. */ + +/** + * Ethernet address: + * A universally administered address is uniquely assigned to a device by its + * manufacturer. The first three octets (in transmission order) contain the + * Organizationally Unique Identifier (OUI). The following three (MAC-48 and + * EUI-48) octets are assigned by that organization with the only constraint + * of uniqueness. + * A locally administered address is assigned to a device by a network + * administrator and does not contain OUIs. + * See http://standards.ieee.org/regauth/groupmac/tutorial.html + */ +struct ether_addr { + uint8_t addr_bytes[ETHER_ADDR_LEN]; /**< Addr bytes in tx order */ +} __attribute__((__packed__)); + +/** + * ARP header IPv4 payload. + */ +struct arp_ipv4 { + struct ether_addr arp_sha; /**< sender hardware address */ + uint32_t arp_sip; /**< sender IP address */ + struct ether_addr arp_tha; /**< target hardware address */ + uint32_t arp_tip; /**< target IP address */ +} __attribute__((__packed__)); + +/** + * ARP header. + */ +struct arp_hdr { + uint16_t arp_hrd; /* format of hardware address */ +#define ARP_HRD_ETHER 1 /* ARP Ethernet address format */ + + uint16_t arp_pro; /* format of protocol address */ + uint8_t arp_hln; /* length of hardware address */ + uint8_t arp_pln; /* length of protocol address */ + uint16_t arp_op; /* ARP opcode (command) */ +#define ARP_OP_REQUEST 1 /* request to resolve address */ +#define ARP_OP_REPLY 2 /* response to previous request */ +#define ARP_OP_REVREQUEST 3 /* request proto addr given hardware */ +#define ARP_OP_REVREPLY 4 /* response giving protocol address */ +#define ARP_OP_INVREQUEST 8 /* request to identify peer */ +#define ARP_OP_INVREPLY 9 /* response identifying peer */ + + struct arp_ipv4 arp_data; +} __attribute__((__packed__));
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