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authorZhang zhengguang <zhengguang.zhang@intel.com>2014-07-17 10:37:39 +0800
committerZhang zhengguang <zhengguang.zhang@intel.com>2014-07-17 10:37:39 +0800
commit1b9d0a62f59bb48c8deb2f0b98d9acdffdd9abe7 (patch)
tree6e991827d28537f7f40f20786c2354fd04a9fdad /vpn/plugins/pptp.c
parentfbe905ab58ecc31fe64c410c5f580cadc30e7f04 (diff)
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Imported Upstream version 1.24upstream/1.24
Diffstat (limited to 'vpn/plugins/pptp.c')
-rw-r--r--vpn/plugins/pptp.c100
1 files changed, 49 insertions, 51 deletions
diff --git a/vpn/plugins/pptp.c b/vpn/plugins/pptp.c
index 01b5e2ba..a6e51e79 100644
--- a/vpn/plugins/pptp.c
+++ b/vpn/plugins/pptp.c
@@ -2,8 +2,8 @@
*
* ConnMan VPN daemon
*
- * Copyright (C) 2010 BMW Car IT GmbH. All rights reserved.
- * Copyright (C) 2012 Intel Corporation. All rights reserved.
+ * Copyright (C) 2010,2013 BMW Car IT GmbH. All rights reserved.
+ * Copyright (C) 2012-2013 Intel Corporation. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
@@ -96,17 +96,17 @@ static DBusMessage *pptp_get_sec(struct connman_task *task,
struct vpn_provider *provider = user_data;
DBusMessage *reply;
- if (dbus_message_get_no_reply(msg) == TRUE)
+ if (dbus_message_get_no_reply(msg))
return NULL;
user = vpn_provider_get_string(provider, "PPTP.User");
passwd = vpn_provider_get_string(provider, "PPTP.Password");
- if (user == NULL || strlen(user) == 0 ||
- passwd == NULL || strlen(passwd) == 0)
+ if (!user || strlen(user) == 0 ||
+ !passwd || strlen(passwd) == 0)
return NULL;
reply = dbus_message_new_method_return(msg);
- if (reply == NULL)
+ if (!reply)
return NULL;
dbus_message_append_args(reply, DBUS_TYPE_STRING, &user,
@@ -128,7 +128,7 @@ static int pptp_notify(DBusMessage *msg, struct vpn_provider *provider)
dbus_message_iter_get_basic(&iter, &reason);
dbus_message_iter_next(&iter);
- if (provider == NULL) {
+ if (!provider) {
connman_error("No provider found");
return VPN_STATE_FAILURE;
}
@@ -157,20 +157,14 @@ static int pptp_notify(DBusMessage *msg, struct vpn_provider *provider)
DBG("%s = %s", key, value);
- if (!strcmp(key, "INTERNAL_IP4_ADDRESS")) {
- vpn_provider_set_string(provider, "Address", value);
+ if (!strcmp(key, "INTERNAL_IP4_ADDRESS"))
addressv4 = g_strdup(value);
- }
- if (!strcmp(key, "INTERNAL_IP4_NETMASK")) {
- vpn_provider_set_string(provider, "Netmask", value);
+ if (!strcmp(key, "INTERNAL_IP4_NETMASK"))
netmask = g_strdup(value);
- }
- if (!strcmp(key, "INTERNAL_IP4_DNS")) {
- vpn_provider_set_string(provider, "DNS", value);
+ if (!strcmp(key, "INTERNAL_IP4_DNS"))
nameservers = g_strdup(value);
- }
if (!strcmp(key, "INTERNAL_IFNAME"))
ifname = g_strdup(value);
@@ -186,12 +180,12 @@ static int pptp_notify(DBusMessage *msg, struct vpn_provider *provider)
return VPN_STATE_FAILURE;
}
- if (addressv4 != NULL)
+ if (addressv4)
ipaddress = connman_ipaddress_alloc(AF_INET);
g_free(ifname);
- if (ipaddress == NULL) {
+ if (!ipaddress) {
connman_error("No IP address for provider");
g_free(addressv4);
g_free(netmask);
@@ -200,12 +194,12 @@ static int pptp_notify(DBusMessage *msg, struct vpn_provider *provider)
}
value = vpn_provider_get_string(provider, "HostIP");
- if (value != NULL) {
+ if (value) {
vpn_provider_set_string(provider, "Gateway", value);
gateway = g_strdup(value);
}
- if (addressv4 != NULL)
+ if (addressv4)
connman_ipaddress_set_ipv4(ipaddress, addressv4, netmask,
gateway);
@@ -224,29 +218,29 @@ static int pptp_notify(DBusMessage *msg, struct vpn_provider *provider)
static int pptp_save(struct vpn_provider *provider, GKeyFile *keyfile)
{
const char *option;
- connman_bool_t pptp_option, pppd_option;
+ bool pptp_option, pppd_option;
int i;
for (i = 0; i < (int)ARRAY_SIZE(pptp_options); i++) {
- pptp_option = pppd_option = FALSE;
+ pptp_option = pppd_option = false;
if (strncmp(pptp_options[i].cm_opt, "PPTP.", 5) == 0)
- pptp_option = TRUE;
+ pptp_option = true;
if (strncmp(pptp_options[i].cm_opt, "PPPD.", 5) == 0)
- pppd_option = TRUE;
+ pppd_option = true;
- if (pptp_option == TRUE || pppd_option == TRUE) {
+ if (pptp_option || pppd_option) {
option = vpn_provider_get_string(provider,
pptp_options[i].cm_opt);
- if (option == NULL) {
+ if (!option) {
/*
* Check if the option prefix is PPTP as the
* PPPD options were using PPTP prefix earlier.
*/
char *pptp_str;
- if (pppd_option == FALSE)
+ if (!pppd_option)
continue;
pptp_str = g_strdup_printf("PPTP.%s",
@@ -255,7 +249,7 @@ static int pptp_save(struct vpn_provider *provider, GKeyFile *keyfile)
pptp_str);
g_free(pptp_str);
- if (option == NULL)
+ if (!option)
continue;
}
@@ -271,7 +265,7 @@ static int pptp_save(struct vpn_provider *provider, GKeyFile *keyfile)
static void pptp_write_bool_option(struct connman_task *task,
const char *key, const char *value)
{
- if (key != NULL && value != NULL) {
+ if (key && value) {
if (strcasecmp(value, "yes") == 0 ||
strcasecmp(value, "true") == 0 ||
strcmp(value, "1") == 0)
@@ -300,7 +294,7 @@ static void request_input_reply(DBusMessage *reply, void *user_data)
goto done;
}
- if (vpn_agent_check_reply_has_dict(reply) == FALSE)
+ if (!vpn_agent_check_reply_has_dict(reply))
goto done;
dbus_message_iter_init(reply, &iter);
@@ -359,7 +353,8 @@ typedef void (* request_cb_t)(struct vpn_provider *provider,
const char *error, void *user_data);
static int request_input(struct vpn_provider *provider,
- request_cb_t callback, void *user_data)
+ request_cb_t callback, const char *dbus_sender,
+ void *user_data)
{
DBusMessage *message;
const char *path, *agent_sender, *agent_path;
@@ -367,16 +362,17 @@ static int request_input(struct vpn_provider *provider,
DBusMessageIter dict;
struct request_input_reply *pptp_reply;
int err;
+ void *agent;
- connman_agent_get_info(&agent_sender, &agent_path);
-
- if (provider == NULL || agent_path == NULL || callback == NULL)
+ agent = connman_agent_get_info(dbus_sender, &agent_sender,
+ &agent_path);
+ if (!provider || !agent || !agent_path || !callback)
return -ESRCH;
message = dbus_message_new_method_call(agent_sender, agent_path,
VPN_AGENT_INTERFACE,
"RequestInput");
- if (message == NULL)
+ if (!message)
return -ENOMEM;
dbus_message_iter_init_append(message, &iter);
@@ -394,7 +390,7 @@ static int request_input(struct vpn_provider *provider,
connman_dbus_dict_close(&iter, &dict);
pptp_reply = g_try_new0(struct request_input_reply, 1);
- if (pptp_reply == NULL) {
+ if (!pptp_reply) {
dbus_message_unref(message);
return -ENOMEM;
}
@@ -405,7 +401,7 @@ static int request_input(struct vpn_provider *provider,
err = connman_agent_queue_message(provider, message,
connman_timeout_input_request(),
- request_input_reply, pptp_reply);
+ request_input_reply, pptp_reply, agent);
if (err < 0 && err != -EBUSY) {
DBG("error %d sending agent request", err);
dbus_message_unref(message);
@@ -428,13 +424,13 @@ static int run_connect(struct vpn_provider *provider,
int err, i;
host = vpn_provider_get_string(provider, "Host");
- if (host == NULL) {
+ if (!host) {
connman_error("Host not set; cannot enable VPN");
err = -EINVAL;
goto done;
}
- if (username == NULL || password == NULL) {
+ if (!username || !password) {
DBG("Cannot connect username %s password %p",
username, password);
err = -EINVAL;
@@ -445,7 +441,7 @@ static int run_connect(struct vpn_provider *provider,
str = g_strdup_printf("%s %s --nolaunchpppd --loglevel 2",
PPTP, host);
- if (str == NULL) {
+ if (!str) {
connman_error("can not allocate memory");
err = -ENOMEM;
goto done;
@@ -465,10 +461,10 @@ static int run_connect(struct vpn_provider *provider,
for (i = 0; i < (int)ARRAY_SIZE(pptp_options); i++) {
opt_s = vpn_provider_get_string(provider,
pptp_options[i].cm_opt);
- if (opt_s == NULL)
+ if (!opt_s)
opt_s = pptp_options[i].vpnc_default;
- if (opt_s == NULL)
+ if (!opt_s)
continue;
if (pptp_options[i].type == OPT_STRING)
@@ -491,7 +487,7 @@ static int run_connect(struct vpn_provider *provider,
}
done:
- if (cb != NULL)
+ if (cb)
cb(provider, user_data, err);
return err;
@@ -510,10 +506,10 @@ static void request_input_cb(struct vpn_provider *provider,
{
struct pptp_private_data *data = user_data;
- if (username == NULL || password == NULL)
+ if (!username || !password)
DBG("Requesting username %s or password failed, error %s",
username, error);
- else if (error != NULL)
+ else if (error)
DBG("error %s", error);
vpn_provider_set_string(provider, "PPTP.User", username);
@@ -528,7 +524,8 @@ static void request_input_cb(struct vpn_provider *provider,
static int pptp_connect(struct vpn_provider *provider,
struct connman_task *task, const char *if_name,
- vpn_provider_connect_cb_t cb, void *user_data)
+ vpn_provider_connect_cb_t cb, const char *dbus_sender,
+ void *user_data)
{
const char *username, *password;
int err;
@@ -546,11 +543,11 @@ static int pptp_connect(struct vpn_provider *provider,
DBG("user %s password %p", username, password);
- if (username == NULL || password == NULL) {
+ if (!username || !password) {
struct pptp_private_data *data;
data = g_try_new0(struct pptp_private_data, 1);
- if (data == NULL)
+ if (!data)
return -ENOMEM;
data->task = task;
@@ -558,7 +555,8 @@ static int pptp_connect(struct vpn_provider *provider,
data->cb = cb;
data->user_data = user_data;
- err = request_input(provider, request_input_cb, data);
+ err = request_input(provider, request_input_cb, dbus_sender,
+ data);
if (err != -EINPROGRESS) {
free_private_data(data);
goto done;
@@ -571,13 +569,13 @@ done:
username, password);
error:
- if (cb != NULL)
+ if (cb)
cb(provider, user_data, err);
return err;
}
-static int pptp_error_code(int exit_code)
+static int pptp_error_code(struct vpn_provider *provider, int exit_code)
{
switch (exit_code) {