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/* Copyright 2015-2016 Jason A. Donenfeld <Jason@zx2c4.com>. All Rights Reserved. */
#ifndef KERNEL_H
#define KERNEL_H
#include <stdbool.h>
struct wgdevice;
int kernel_set_device(struct wgdevice *dev);
int kernel_get_device(struct wgdevice **dev, const char *interface);
char *kernel_get_wireguard_interfaces(void);
bool kernel_has_wireguard_interface(const char *interface);
#define for_each_wgpeer(__dev, __peer, __i) for ((__i) = 0, (__peer) = (typeof(__peer))((uint8_t *)(__dev) + sizeof(struct wgdevice)); \
(__i) < (__dev)->num_peers; \
++(__i), (__peer) = (typeof(__peer))((uint8_t *)(__peer) + sizeof(struct wgpeer) + (sizeof(struct wgipmask) * (__peer)->num_ipmasks)))
#define for_each_wgipmask(__peer, __ipmask, __i) for ((__i) = 0, (__ipmask) = (typeof(__ipmask))((uint8_t *)(__peer) + sizeof(struct wgpeer)); \
(__i) < (__peer)->num_ipmasks; \
++(__i), (__ipmask) = (typeof(__ipmask))((uint8_t *)(__ipmask) + sizeof(struct wgipmask)))
#endif
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