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/* SPDX-License-Identifier: GPL-3.0-or-later
* SPDX-FileCopyrightText: Marek Lindner <marek.lindner@mailbox.org>
*/
#ifndef __AP51_FLASH_COMPAT_H__
#define __AP51_FLASH_COMPAT_H__
#if defined(LINUX)
#include <arpa/inet.h>
#include <net/if.h>
#include <netinet/if_ether.h>
#include <netinet/ip.h>
#include <netinet/ip_icmp.h>
#include <netinet/tcp.h>
#include <netinet/udp.h>
#include <netpacket/packet.h>
#include <sys/ioctl.h>
#include <linux/if_ether.h>
#include <linux/netlink.h>
#include <linux/rtnetlink.h>
#define O_BINARY 0
#define USE_PCAP 0
#elif defined(OSX)
#include <arpa/inet.h>
#include <mach-o/dyld.h>
#include <mach-o/getsect.h>
#include <net/if.h>
#include <netinet/if_ether.h>
#include <netinet/ip.h>
#include <pcap.h>
#define O_BINARY 0
#define USE_PCAP 1
#define ETH_ALEN 6
#define ETH_HLEN 14
#define ETH_DATA_LEN 1500
#elif defined(WIN32)
#define USE_PCAP 1
#include <pcap.h>
#define ntohs(x) __swab16(x)
#define htons(x) __swab16(x)
#define htonl(x) __swab32(x)
#define ntohl(x) __swab32(x)
#define ETH_ALEN 6
#define ETH_HLEN 14
#define ETH_DATA_LEN 1500
struct ether_header {
uint8_t ether_dhost[ETH_ALEN]; /* destination eth addr */
uint8_t ether_shost[ETH_ALEN]; /* source ether addr */
uint16_t ether_type; /* packet type ID field */
} __attribute__((packed));
struct arphdr {
uint16_t ar_hrd; /* format of hardware address */
uint16_t ar_pro; /* format of protocol address */
uint8_t ar_hln; /* length of hardware address */
uint8_t ar_pln; /* length of protocol address */
uint16_t ar_op; /* ARP opcode (command) */
} __attribute__((packed));
struct ether_arp {
struct arphdr ea_hdr; /* fixed-size header */
uint8_t arp_sha[ETH_ALEN]; /* sender hardware address */
uint8_t arp_spa[4]; /* sender protocol address */
uint8_t arp_tha[ETH_ALEN]; /* target hardware address */
uint8_t arp_tpa[4]; /* target protocol address */
} __attribute__((packed));
#endif
#ifndef IPPORT_TFTP
#define IPPORT_TFTP 69
#endif
#ifndef IPPORT_ICMP
#define IPPORT_ICMP 1
#endif
#if USE_PCAP
#define ETH_P_IP 0x0800
#define ETH_P_ARP 0x0806
#define IPPROTO_TCP 6
#define IPPROTO_UDP 17
#define IPPORT_TFTP 69
#define ARPOP_REQUEST 1
#define ARPOP_REPLY 2
#define __swab16(x) ((uint16_t)( \
(((uint16_t)(x) & (uint16_t)0x00ffU) << 8) | \
(((uint16_t)(x) & (uint16_t)0xff00U) >> 8)))
#define __swab32(x) ((uint32_t)( \
(((uint32_t)(x) & (uint32_t)0x000000ffUL) << 24) | \
(((uint32_t)(x) & (uint32_t)0x0000ff00UL) << 8) | \
(((uint32_t)(x) & (uint32_t)0x00ff0000UL) >> 8) | \
(((uint32_t)(x) & (uint32_t)0xff000000UL) >> 24)))
#define iphdr iphdr_linux
#define udphdr udphdr_linux
#define tcphdr tcphdr_linux
#define icmphdr icmphdr_linux
struct iphdr_linux {
uint8_t ihl:4;
uint8_t version:4;
uint8_t tos;
uint16_t tot_len;
uint16_t id;
uint16_t frag_off;
uint8_t ttl;
uint8_t protocol;
uint16_t check;
uint32_t saddr;
uint32_t daddr;
};
struct udphdr_linux {
uint16_t source;
uint16_t dest;
uint16_t len;
uint16_t check;
};
struct tcphdr_linux {
uint16_t source;
uint16_t dest;
uint32_t seq;
uint32_t ack_seq;
uint16_t res1:4,
doff:4,
fin:1,
syn:1,
rst:1,
psh:1,
ack:1,
urg:1,
ece:1,
cwr:1;
uint16_t window;
uint16_t check;
uint16_t urg_ptr;
};
struct icmphdr_linux
{
uint8_t type; /* message type */
uint8_t code; /* type sub-code */
uint16_t checksum;
union {
struct {
uint16_t id;
uint16_t sequence;
} echo; /* echo datagram */
uint32_t gateway; /* gateway address */
struct {
uint16_t __unused;
uint16_t mtu;
} frag; /* path mtu discovery */
} un;
};
#endif
#endif /* __AP51_FLASH_COMPAT_H__ */
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