#pragma once

#include "stdint.h"
#include "stdbool.h"
#include "stddef.h"
#include "pci.h"

#ifdef __cplusplus
extern "C" {
#endif

typedef struct r8169_device {
    uint8_t  bus;
    uint8_t  slot;
    uint8_t  func;
    uint16_t device_id;
    uint16_t io_base;
    uint8_t  mac[6];
    uint64_t rx_packets;
    uint64_t rx_bytes;
    uint64_t tx_packets;
    uint64_t tx_bytes;
    bool     initialized;
} r8169_device_t;

extern r8169_device_t g_r8169;

int r8169_detect_and_init(void);
int r8169_send_packet(const void *packet, size_t length);
int r8169_receive_packet(void *buffer, size_t max_length);

#ifdef __cplusplus
}
#endif