// SPDX-License-Identifier: GPL-2.0+
/*
 * Copyright (C) 2016 Atul Anand <atulhjp@gmail.com>.
 */

#include "nm-default.h"

#include "nm-proxy-config.h"

#include <stdlib.h>

#include "nm-core-internal.h"

/*****************************************************************************/

typedef struct {
	NMProxyConfigMethod method;
	gboolean browser_only;
	char *pac_url;
	char *pac_script;
} NMProxyConfigPrivate;

struct _NMProxyConfig {
	GObject parent;
	NMProxyConfigPrivate _priv;
};

struct _NMProxyConfigClass {
	GObjectClass parent;
};

G_DEFINE_TYPE (NMProxyConfig, nm_proxy_config, G_TYPE_OBJECT)

#define NM_PROXY_CONFIG_GET_PRIVATE(self) _NM_GET_PRIVATE (self, NMProxyConfig, NM_IS_PROXY_CONFIG)

/*****************************************************************************/

void
nm_proxy_config_set_method (NMProxyConfig *config, NMProxyConfigMethod method)
{
	NMProxyConfigPrivate *priv = NM_PROXY_CONFIG_GET_PRIVATE (config);

	priv->method = method;
}

NMProxyConfigMethod
nm_proxy_config_get_method (const NMProxyConfig *config)
{
	const NMProxyConfigPrivate *priv = NM_PROXY_CONFIG_GET_PRIVATE (config);

	return priv->method;
}

void
nm_proxy_config_merge_setting (NMProxyConfig *config, NMSettingProxy *setting)
{
	const char *tmp = NULL;
	NMProxyConfigPrivate *priv;
	NMSettingProxyMethod method;

	if (!setting)
		return;

	g_return_if_fail (NM_IS_SETTING_PROXY (setting));

	priv = NM_PROXY_CONFIG_GET_PRIVATE (config);

	nm_clear_g_free (&priv->pac_script);

	method = nm_setting_proxy_get_method (setting);
	switch (method) {
	case NM_SETTING_PROXY_METHOD_AUTO:
		priv->method = NM_PROXY_CONFIG_METHOD_AUTO;

		/* Free DHCP Obtained PAC Url (i.e Option 252)
		 * only when libnm overrides it.
		 */
		tmp = nm_setting_proxy_get_pac_url (setting);
		if (tmp) {
			g_free (priv->pac_url);
			priv->pac_url = g_strdup (tmp);
		}

		tmp = nm_setting_proxy_get_pac_script (setting);
		priv->pac_script = g_strdup (tmp);

		break;
	case NM_SETTING_PROXY_METHOD_NONE:
		priv->method = NM_PROXY_CONFIG_METHOD_NONE;
		break;
	}

	priv->browser_only = nm_setting_proxy_get_browser_only (setting);
}

gboolean
nm_proxy_config_get_browser_only (const NMProxyConfig *config)
{
	const NMProxyConfigPrivate *priv = NM_PROXY_CONFIG_GET_PRIVATE (config);

	return priv->browser_only;
}

void
nm_proxy_config_set_pac_url (NMProxyConfig *config, const char *url)
{
	NMProxyConfigPrivate *priv = NM_PROXY_CONFIG_GET_PRIVATE (config);

	g_free (priv->pac_url);
	priv->pac_url = g_strdup (url);
}

const char *
nm_proxy_config_get_pac_url (const NMProxyConfig *config)
{
	const NMProxyConfigPrivate *priv = NM_PROXY_CONFIG_GET_PRIVATE (config);

	return priv->pac_url;
}

void
nm_proxy_config_set_pac_script (NMProxyConfig *config, const char *script)
{
	NMProxyConfigPrivate *priv = NM_PROXY_CONFIG_GET_PRIVATE (config);

	g_free (priv->pac_script);
	priv->pac_script = g_strdup (script);
}

const char *
nm_proxy_config_get_pac_script (const NMProxyConfig *config)
{
	const NMProxyConfigPrivate *priv = NM_PROXY_CONFIG_GET_PRIVATE (config);

	return priv->pac_script;
}

/*****************************************************************************/

static void
nm_proxy_config_init (NMProxyConfig *config)
{
	NMProxyConfigPrivate *priv = NM_PROXY_CONFIG_GET_PRIVATE (config);

	priv->method = NM_PROXY_CONFIG_METHOD_NONE;
}

NMProxyConfig *
nm_proxy_config_new (void)
{
	return NM_PROXY_CONFIG (g_object_new (NM_TYPE_PROXY_CONFIG, NULL));
}

static void
finalize (GObject *object)
{
	NMProxyConfig *self = NM_PROXY_CONFIG (object);
	NMProxyConfigPrivate *priv = NM_PROXY_CONFIG_GET_PRIVATE (self);

	g_free (priv->pac_url);
	g_free (priv->pac_script);

	G_OBJECT_CLASS (nm_proxy_config_parent_class)->finalize (object);
}

static void
nm_proxy_config_class_init (NMProxyConfigClass *klass)
{
	GObjectClass *object_class = G_OBJECT_CLASS (klass);

	object_class->finalize = finalize;
}