hostapd.c File Reference

File containing the implementation of hostapd config generation utilities. More...

#include <stdbool.h>
#include <stdio.h>
#include <errno.h>
#include <fcntl.h>
#include <libgen.h>
#include <signal.h>
#include <sys/stat.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <unistd.h>
#include "ap_config.h"
#include "utils/allocs.h"
#include "utils/iface.h"
#include "utils/log.h"
#include "utils/os.h"

Include dependency graph for hostapd.c:

Macros
#define	WITH_HOSTAPD_UCI
#define	HOSTAPD_LOG_FILE_OPTION   "-f"
#define	PROCESS_RESTART_TIME   5 /* In seconds */
#define	MAX_AP_CHECK_COUNT   5 /* Number of tries */

Functions
int	generate_vlan_conf (char *vlan_file, char *interface)
	Generates and save the VLAN configuration file. More...
int	generate_hostapd_conf (struct apconf *hconf, struct radius_conf *rconf)
	Generates and saves the hostapd configuration files. More...
void	get_hostapd_args (const char *hostapd_bin_path, const char *hostapd_file_path, const char *hostapd_log_path, const char *argv[static 5])
int	check_ap_running (char *name, char *if_name, int wait_time)
int	run_ap_process (struct apconf *hconf)
	Executes the hostapd process. More...
bool	kill_ap_process (void)
	Terminate the AP service. More...
int	signal_ap_process (const struct apconf *hconf)
	Signal the AP process to reload the config. More...

Detailed Description

File containing the implementation of hostapd config generation utilities.

Author

Alexandru Mereacre

Date

2021

Copyright

SPDX-FileCopyrightText: © 2021 NQMCyber Ltd and edgesec contributors SPDX-License-Identifier: LGPL-3.0-or-later

Defines function that generate the hostapd daemon configuration file and manages (execute, kill and signal) the hostapd process.

Macro Definition Documentation

HOSTAPD_LOG_FILE_OPTION

#define HOSTAPD_LOG_FILE_OPTION   "-f"

MAX_AP_CHECK_COUNT

#define MAX_AP_CHECK_COUNT   5 /* Number of tries */

PROCESS_RESTART_TIME

#define PROCESS_RESTART_TIME   5 /* In seconds */

WITH_HOSTAPD_UCI

#define WITH_HOSTAPD_UCI

Function Documentation

check_ap_running()

int check_ap_running	(	char *	name,
		char *	if_name,
		int	wait_time
	)

generate_hostapd_conf()

int generate_hostapd_conf	(	struct apconf *	hconf,
		struct radius_conf *	rconf
	)

Generates and saves the hostapd configuration files.

Parameters

hconf	The hostapd configuration structure
rconf	The radius configuration structure

Returns

0 if config file saved, -1 otherwise

generate_vlan_conf()

int generate_vlan_conf	(	char *	vlan_file,
		char *	interface
	)

Generates and save the VLAN configuration file.

Parameters

vlan_file	The VLAN configuration file path
interface	The WiFi AP interface name

Returns

0 if VLAN config file saved, -1 otherwise

get_hostapd_args()

void get_hostapd_args	(	const char *	hostapd_bin_path,
		const char *	hostapd_file_path,
		const char *	hostapd_log_path,
		const char *	argv[static 5]
	)

kill_ap_process()

bool kill_ap_process

(

void

)

Terminate the AP service.

Returns

bool true on success, false otherwise

run_ap_process()

int run_ap_process

(

struct apconf *

hconf

)

Executes the hostapd process.

Parameters

hconf

The hostapd process config structure

Returns

int 0 on success, -1 on failure

signal_ap_process()

int signal_ap_process

(

const struct apconf *

hconf

)

Signal the AP process to reload the config.

Parameters

hconf

The hostapd process config structure

Returns

int 0 on success, -1 on failure