// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2006 - 2017 Red Hat, Inc.
 * Copyright (C) 2007 - 2008 Novell, Inc.
 */

#ifndef __NM_SUPPLICANT_INTERFACE_H__
#define __NM_SUPPLICANT_INTERFACE_H__

#include "nm-supplicant-types.h"

#include "c-list/src/c-list.h"

/*
 * Supplicant interface states
 *   A mix of wpa_supplicant interface states and internal states.
 */
typedef enum {
	NM_SUPPLICANT_INTERFACE_STATE_INVALID = 0,

	NM_SUPPLICANT_INTERFACE_STATE_STARTING = 1,

	NM_SUPPLICANT_INTERFACE_STATE_DISABLED,
	NM_SUPPLICANT_INTERFACE_STATE_DISCONNECTED,
	NM_SUPPLICANT_INTERFACE_STATE_INACTIVE,
	NM_SUPPLICANT_INTERFACE_STATE_SCANNING,
	NM_SUPPLICANT_INTERFACE_STATE_AUTHENTICATING,
	NM_SUPPLICANT_INTERFACE_STATE_ASSOCIATING,
	NM_SUPPLICANT_INTERFACE_STATE_ASSOCIATED,
	NM_SUPPLICANT_INTERFACE_STATE_4WAY_HANDSHAKE,
	NM_SUPPLICANT_INTERFACE_STATE_GROUP_HANDSHAKE,
	NM_SUPPLICANT_INTERFACE_STATE_COMPLETED,

	NM_SUPPLICANT_INTERFACE_STATE_DOWN,
} NMSupplicantInterfaceState;

static inline gboolean
nm_supplicant_interface_state_is_operational (NMSupplicantInterfaceState state)
{
	return    state > NM_SUPPLICANT_INTERFACE_STATE_STARTING
	       && state < NM_SUPPLICANT_INTERFACE_STATE_DOWN;
}

static inline gboolean
nm_supplicant_interface_state_is_associated (NMSupplicantInterfaceState state)
{
	return    state >= NM_SUPPLICANT_INTERFACE_STATE_AUTHENTICATING
	       && state <= NM_SUPPLICANT_INTERFACE_STATE_COMPLETED;
}

typedef enum {
	NM_SUPPLICANT_AUTH_STATE_UNKNOWN,
	NM_SUPPLICANT_AUTH_STATE_STARTED,
	NM_SUPPLICANT_AUTH_STATE_SUCCESS,
	NM_SUPPLICANT_AUTH_STATE_FAILURE,
	_NM_SUPPLICANT_AUTH_STATE_NUM,
} NMSupplicantAuthState;

#define NM_TYPE_SUPPLICANT_INTERFACE            (nm_supplicant_interface_get_type ())
#define NM_SUPPLICANT_INTERFACE(obj)            (G_TYPE_CHECK_INSTANCE_CAST ((obj), NM_TYPE_SUPPLICANT_INTERFACE, NMSupplicantInterface))
#define NM_SUPPLICANT_INTERFACE_CLASS(klass)    (G_TYPE_CHECK_CLASS_CAST ((klass),  NM_TYPE_SUPPLICANT_INTERFACE, NMSupplicantInterfaceClass))
#define NM_IS_SUPPLICANT_INTERFACE(obj)         (G_TYPE_CHECK_INSTANCE_TYPE ((obj), NM_TYPE_SUPPLICANT_INTERFACE))
#define NM_IS_SUPPLICANT_INTERFACE_CLASS(klass) (G_TYPE_CHECK_CLASS_TYPE ((klass),  NM_TYPE_SUPPLICANT_INTERFACE))
#define NM_SUPPLICANT_INTERFACE_GET_CLASS(obj)  (G_TYPE_INSTANCE_GET_CLASS ((obj),  NM_TYPE_SUPPLICANT_INTERFACE, NMSupplicantInterfaceClass))

#define NM_SUPPLICANT_INTERFACE_SUPPLICANT_MANAGER  "supplicant-manager"
#define NM_SUPPLICANT_INTERFACE_DBUS_OBJECT_PATH    "dbus-object-path"
#define NM_SUPPLICANT_INTERFACE_IFINDEX             "ifindex"
#define NM_SUPPLICANT_INTERFACE_SCANNING            "scanning"
#define NM_SUPPLICANT_INTERFACE_CURRENT_BSS         "current-bss"
#define NM_SUPPLICANT_INTERFACE_P2P_GROUP_JOINED    "p2p-group-joined"
#define NM_SUPPLICANT_INTERFACE_P2P_GROUP_PATH      "p2p-group-path"
#define NM_SUPPLICANT_INTERFACE_P2P_GROUP_OWNER     "p2p-group-owner"
#define NM_SUPPLICANT_INTERFACE_DRIVER              "driver"
#define NM_SUPPLICANT_INTERFACE_P2P_AVAILABLE       "p2p-available"
#define NM_SUPPLICANT_INTERFACE_AUTH_STATE          "auth-state"

#define NM_SUPPLICANT_INTERFACE_STATE                   "state"
#define NM_SUPPLICANT_INTERFACE_BSS_CHANGED             "bss-changed"
#define NM_SUPPLICANT_INTERFACE_PEER_CHANGED            "peer-changed"
#define NM_SUPPLICANT_INTERFACE_WPS_CREDENTIALS         "wps-credentials"
#define NM_SUPPLICANT_INTERFACE_GROUP_STARTED           "group-started"
#define NM_SUPPLICANT_INTERFACE_GROUP_FINISHED          "group-finished"

typedef struct _NMSupplicantInterfaceClass NMSupplicantInterfaceClass;

struct _NMSupplicantInterfacePrivate;

struct _NMSupplicantInterface {
	GObject parent;
	CList supp_lst;
	struct _NMSupplicantInterfacePrivate *_priv;
};

GType nm_supplicant_interface_get_type (void);

NMSupplicantInterface *nm_supplicant_interface_new (NMSupplicantManager *supplicant_manager,
                                                    NMRefString *object_path,
                                                    int ifindex,
                                                    NMSupplicantDriver driver);

NMRefString *nm_supplicant_interface_get_name_owner (NMSupplicantInterface *self);
NMRefString *nm_supplicant_interface_get_object_path (NMSupplicantInterface * iface);

void _nm_supplicant_interface_set_state_down (NMSupplicantInterface * self,
                                              gboolean force_remove_from_supplicant,
                                              const char *reason);

typedef void (*NMSupplicantInterfaceAssocCb) (NMSupplicantInterface *iface,
                                              GError *error,
                                              gpointer user_data);

void
nm_supplicant_interface_assoc (NMSupplicantInterface *self,
                               NMSupplicantConfig *cfg,
                               NMSupplicantInterfaceAssocCb callback,
                               gpointer user_data);

void nm_supplicant_interface_disconnect (NMSupplicantInterface * iface);

typedef void (*NMSupplicantInterfaceDisconnectCb) (NMSupplicantInterface *iface,
                                                   GError *error,
                                                   gpointer user_data);

void
nm_supplicant_interface_disconnect_async (NMSupplicantInterface * self,
                                          GCancellable * cancellable,
                                          NMSupplicantInterfaceDisconnectCb callback,
                                          gpointer user_data);

typedef void (*NMSupplicantInterfaceRequestScanCallback) (NMSupplicantInterface *self,
                                                          GCancellable *cancellable,
                                                          gpointer user_data);

void nm_supplicant_interface_request_scan (NMSupplicantInterface *self,
                                           GBytes *const*ssids,
                                           guint ssids_len,
                                           GCancellable *cancellable,
                                           NMSupplicantInterfaceRequestScanCallback callback,
                                           gpointer user_data);

NMSupplicantInterfaceState nm_supplicant_interface_get_state (NMSupplicantInterface * self);

const char *nm_supplicant_interface_state_to_string (NMSupplicantInterfaceState state);

gboolean nm_supplicant_interface_get_scanning (NMSupplicantInterface *self);

NMRefString *nm_supplicant_interface_get_current_bss (NMSupplicantInterface *self);

gint64 nm_supplicant_interface_get_last_scan (NMSupplicantInterface *self);

const char *nm_supplicant_interface_get_ifname (NMSupplicantInterface *self);

guint nm_supplicant_interface_get_max_scan_ssids (NMSupplicantInterface *self);

gboolean nm_supplicant_interface_get_p2p_available (NMSupplicantInterface *self);

gboolean nm_supplicant_interface_get_p2p_group_joined (NMSupplicantInterface *self);

const char* nm_supplicant_interface_get_p2p_group_path (NMSupplicantInterface *self);

gboolean nm_supplicant_interface_get_p2p_group_owner (NMSupplicantInterface *self);

void nm_supplicant_interface_p2p_start_find (NMSupplicantInterface *self,
                                             guint timeout);
void nm_supplicant_interface_p2p_stop_find (NMSupplicantInterface *self);

void nm_supplicant_interface_p2p_connect (NMSupplicantInterface * self,
                                          const char * peer,
                                          const char * wps_method,
                                          const char * wps_pin);
void nm_supplicant_interface_p2p_cancel_connect (NMSupplicantInterface * self);
void nm_supplicant_interface_p2p_disconnect (NMSupplicantInterface * self);

void nm_supplicant_interface_set_global_capabilities (NMSupplicantInterface *self,
                                                      NMSupplCapMask value);

NMTernary nm_supplicant_interface_get_capability (NMSupplicantInterface *self,
                                                  NMSupplCapType type);

NMSupplCapMask nm_supplicant_interface_get_capabilities (NMSupplicantInterface *self);

void nm_supplicant_interface_enroll_wps (NMSupplicantInterface *self,
                                         const char *const type,
                                         const char *bssid,
                                         const char *pin);

void nm_supplicant_interface_cancel_wps (NMSupplicantInterface *self);

NMSupplicantAuthState nm_supplicant_interface_get_auth_state (NMSupplicantInterface *self);

#endif /* __NM_SUPPLICANT_INTERFACE_H__ */