#include <config.h>
#endif
-#define _GNU_SOURCE
#include <errno.h>
#include <fcntl.h>
#include <unistd.h>
#define NTP_PRECISION_US -19
#define NTP_PRECISION_NS -29
-static guint channel_watch = 0;
-static struct timespec mtx_time;
-static int transmit_fd = 0;
-
-static char *timeserver = NULL;
-static struct sockaddr_in6 timeserver_addr;
-static gint poll_id = 0;
-static gint timeout_id = 0;
-static guint retries = 0;
-
-static void send_packet(int fd, struct sockaddr *server, uint32_t timeout);
-
-static void next_server(void)
+struct ntp_data {
+ char *timeserver;
+ struct sockaddr_in6 timeserver_addr;
+ struct timespec mtx_time;
+ int transmit_fd;
+ gint timeout_id;
+ guint retries;
+ guint channel_watch;
+ gint poll_id;
+ uint32_t timeout;
+ __connman_ntp_cb_t cb;
+ void *user_data;
+};
+
+static struct ntp_data *ntp_data;
+
+static void free_ntp_data(struct ntp_data *nd)
{
- if (timeserver) {
- g_free(timeserver);
- timeserver = NULL;
- }
-
- __connman_timeserver_sync_next();
+ if (nd->poll_id)
+ g_source_remove(nd->poll_id);
+ if (nd->timeout_id)
+ g_source_remove(nd->timeout_id);
+ if (nd->channel_watch)
+ g_source_remove(nd->channel_watch);
+ if (nd->timeserver)
+ g_free(nd->timeserver);
+ g_free(nd);
}
+static void send_packet(struct ntp_data *nd, struct sockaddr *server,
+ uint32_t timeout);
+
static gboolean send_timeout(gpointer user_data)
{
- uint32_t timeout = GPOINTER_TO_UINT(user_data);
+ struct ntp_data *nd = user_data;
- DBG("send timeout %u (retries %d)", timeout, retries);
+ DBG("send timeout %u (retries %d)", nd->timeout, nd->retries);
- if (retries++ == NTP_SEND_RETRIES)
- next_server();
+ if (nd->retries++ == NTP_SEND_RETRIES)
+ nd->cb(false, nd->user_data);
else
- send_packet(transmit_fd, (struct sockaddr *)×erver_addr, timeout << 1);
+ send_packet(nd, (struct sockaddr *)&nd->timeserver_addr,
+ nd->timeout << 1);
return FALSE;
}
-static void send_packet(int fd, struct sockaddr *server, uint32_t timeout)
+static void send_packet(struct ntp_data *nd, struct sockaddr *server,
+ uint32_t timeout)
{
struct ntp_msg msg;
struct timeval transmit_timeval;
if (server->sa_family == AF_INET) {
size = sizeof(struct sockaddr_in);
- addr = (void *)&(((struct sockaddr_in *)×erver_addr)->sin_addr);
+ addr = (void *)&(((struct sockaddr_in *)&nd->timeserver_addr)->sin_addr);
} else if (server->sa_family == AF_INET6) {
size = sizeof(struct sockaddr_in6);
- addr = (void *)×erver_addr.sin6_addr;
+ addr = (void *)&nd->timeserver_addr.sin6_addr;
} else {
- connman_error("Family is neither ipv4 nor ipv6");
+ DBG("Family is neither ipv4 nor ipv6");
+ nd->cb(false, nd->user_data);
return;
}
gettimeofday(&transmit_timeval, NULL);
- clock_gettime(CLOCK_MONOTONIC, &mtx_time);
+ clock_gettime(CLOCK_MONOTONIC, &nd->mtx_time);
msg.xmttime.seconds = htonl(transmit_timeval.tv_sec + OFFSET_1900_1970);
msg.xmttime.fraction = htonl(transmit_timeval.tv_usec * 1000);
- len = sendto(fd, &msg, sizeof(msg), MSG_DONTWAIT,
+ len = sendto(nd->transmit_fd, &msg, sizeof(msg), MSG_DONTWAIT,
server, size);
-
- if (len < 0) {
- connman_error("Time request for server %s failed (%d/%s)",
- inet_ntop(server->sa_family, addr, ipaddrstring, sizeof(ipaddrstring)),
- errno, strerror(errno));
-
- if (errno == ENETUNREACH)
- __connman_timeserver_sync_next();
-
- return;
- }
-
- if (len != sizeof(msg)) {
- connman_error("Broken time request for server %s",
+ if (len < 0 || len != sizeof(msg)) {
+ DBG("Time request for server %s failed",
inet_ntop(server->sa_family, addr, ipaddrstring, sizeof(ipaddrstring)));
+ nd->cb(false, nd->user_data);
return;
}
* trying another server.
*/
- timeout_id = g_timeout_add_seconds(timeout, send_timeout,
- GUINT_TO_POINTER(timeout));
+ nd->timeout = timeout;
+ nd->timeout_id = g_timeout_add_seconds(timeout, send_timeout, nd);
}
static gboolean next_poll(gpointer user_data)
{
- poll_id = 0;
+ struct ntp_data *nd = user_data;
+ nd->poll_id = 0;
- if (!timeserver || transmit_fd == 0)
+ if (!nd->timeserver || nd->transmit_fd == 0)
return FALSE;
- send_packet(transmit_fd, (struct sockaddr *)×erver_addr, NTP_SEND_TIMEOUT);
+ send_packet(nd, (struct sockaddr *)&nd->timeserver_addr, NTP_SEND_TIMEOUT);
return FALSE;
}
-static void reset_timeout(void)
+static void reset_timeout(struct ntp_data *nd)
{
- if (timeout_id > 0) {
- g_source_remove(timeout_id);
- timeout_id = 0;
+ if (nd->timeout_id > 0) {
+ g_source_remove(nd->timeout_id);
+ nd->timeout_id = 0;
}
- retries = 0;
+ nd->retries = 0;
}
-static void decode_msg(void *base, size_t len, struct timeval *tv,
- struct timespec *mrx_time)
+static void decode_msg(struct ntp_data *nd, void *base, size_t len,
+ struct timeval *tv, struct timespec *mrx_time)
{
struct ntp_msg *msg = base;
double m_delta, org, rec, xmt, dst;
#if !defined TIZEN_EXT
struct timex tmx = {};
#endif
+
if (len < sizeof(*msg)) {
connman_error("Invalid response from time server");
return;
uint32_t code = ntohl(msg->refid);
connman_info("Skipping server %s KoD code %c%c%c%c",
- timeserver, code >> 24, code >> 16 & 0xff,
+ nd->timeserver, code >> 24, code >> 16 & 0xff,
code >> 8 & 0xff, code & 0xff);
- next_server();
+ nd->cb(false, nd->user_data);
return;
}
if (NTP_FLAGS_LI_DECODE(msg->flags) == NTP_FLAG_LI_NOTINSYNC) {
DBG("ignoring unsynchronized peer");
+ nd->cb(false, nd->user_data);
return;
}
NTP_FLAG_VN_VER4, NTP_FLAGS_VN_DECODE(msg->flags));
} else {
DBG("unsupported version %d", NTP_FLAGS_VN_DECODE(msg->flags));
+ nd->cb(false, nd->user_data);
return;
}
}
if (NTP_FLAGS_MD_DECODE(msg->flags) != NTP_FLAG_MD_SERVER) {
DBG("unsupported mode %d", NTP_FLAGS_MD_DECODE(msg->flags));
+ nd->cb(false, nd->user_data);
return;
}
- m_delta = mrx_time->tv_sec - mtx_time.tv_sec +
- 1.0e-9 * (mrx_time->tv_nsec - mtx_time.tv_nsec);
+ m_delta = mrx_time->tv_sec - nd->mtx_time.tv_sec +
+ 1.0e-9 * (mrx_time->tv_nsec - nd->mtx_time.tv_nsec);
org = tv->tv_sec + (1.0e-6 * tv->tv_usec) - m_delta + OFFSET_1900_1970;
rec = ntohl(msg->rectime.seconds) +
/* Remove the timeout, as timeserver has responded */
- reset_timeout();
+ reset_timeout(nd);
/*
* Now poll the server every transmit_delay seconds
* for time correction.
*/
- if (poll_id > 0)
- g_source_remove(poll_id);
+ if (nd->poll_id > 0)
+ g_source_remove(nd->poll_id);
- DBG("Timeserver %s, next sync in %d seconds", timeserver, transmit_delay);
+ DBG("Timeserver %s, next sync in %d seconds", nd->timeserver,
+ transmit_delay);
- poll_id = g_timeout_add_seconds(transmit_delay, next_poll, NULL);
+ nd->poll_id = g_timeout_add_seconds(transmit_delay, next_poll, nd);
#if defined TIZEN_EXT
//send the dbus message to alram-manager
clock_gettime(CLOCK_REALTIME, &req);
msg = dbus_message_new_method_call(TIME_BUS_NAME, TIME_PATH,
TIME_INTERFACE, TIME_METHOD);
- dbus_message_append_args(msg, DBUS_TYPE_UINT32, &(cur.tv_sec),
- DBUS_TYPE_UINT32, &(cur.tv_nsec),
- DBUS_TYPE_UINT32, &(req.tv_sec),
- DBUS_TYPE_UINT32, &(req.tv_nsec), DBUS_TYPE_INVALID);
+ dbus_message_append_args(msg, DBUS_TYPE_INT64, &(cur.tv_sec),
+ DBUS_TYPE_INT64, &(cur.tv_nsec),
+ DBUS_TYPE_INT64, &(req.tv_sec),
+ DBUS_TYPE_INT64, &(req.tv_nsec), DBUS_TYPE_INVALID);
reply = dbus_connection_send_with_reply_and_block(connection, msg,
DBUS_TIMEOUT_USE_DEFAULT, &error);
if(reply == NULL){
DBG("%lu cur seconds, %lu cur nsecs, %lu req seconds, %lu req nsecs",
cur.tv_sec, cur.tv_nsec, req.tv_sec, req.tv_nsec);
DBG("setting time");
+
+ __connman_clock_set_time_updated(true);
}
#else
if (offset < STEPTIME_MIN_OFFSET && offset > -STEPTIME_MIN_OFFSET) {
tmx.status |= STA_DEL;
if (adjtimex(&tmx) < 0) {
- connman_error("Failed to adjust time");
+ connman_error("Failed to adjust time: %s (%d)", strerror(errno), errno);
+ nd->cb(false, nd->user_data);
return;
}
DBG("interval/delta/delay/drift %fs/%+.3fs/%.3fs/%+ldppm",
- LOGTOD(msg->poll), offset, delay, tmx.freq / 65536);
+ LOGTOD(msg->poll), offset, delay, tmx.freq / 65536);
+
+ nd->cb(true, nd->user_data);
#endif
}
static gboolean received_data(GIOChannel *channel, GIOCondition condition,
gpointer user_data)
{
+ struct ntp_data *nd = user_data;
unsigned char buf[128];
struct sockaddr_in6 sender_addr;
struct msghdr msg;
if (condition & (G_IO_HUP | G_IO_ERR | G_IO_NVAL)) {
connman_error("Problem with timer server channel");
- channel_watch = 0;
+ nd->channel_watch = 0;
return FALSE;
}
if (sender_addr.sin6_family == AF_INET) {
size = 4;
- addr_ptr = &((struct sockaddr_in *)×erver_addr)->sin_addr;
+ addr_ptr = &((struct sockaddr_in *)&nd->timeserver_addr)->sin_addr;
src_ptr = &((struct sockaddr_in *)&sender_addr)->sin_addr;
} else if (sender_addr.sin6_family == AF_INET6) {
size = 16;
- addr_ptr = &((struct sockaddr_in6 *)×erver_addr)->sin6_addr;
+ addr_ptr = &((struct sockaddr_in6 *)&nd->timeserver_addr)->sin6_addr;
src_ptr = &((struct sockaddr_in6 *)&sender_addr)->sin6_addr;
} else {
connman_error("Not a valid family type");
}
}
- decode_msg(iov.iov_base, iov.iov_len, tv, &mrx_time);
+ decode_msg(nd, iov.iov_base, iov.iov_len, tv, &mrx_time);
return TRUE;
}
-static void start_ntp(char *server)
+static void start_ntp(struct ntp_data *nd)
{
GIOChannel *channel;
struct addrinfo hint;
int tos = IPTOS_LOWDELAY, timestamp = 1;
int ret;
- if (!server)
- return;
-
memset(&hint, 0, sizeof(hint));
hint.ai_family = AF_UNSPEC;
hint.ai_socktype = SOCK_DGRAM;
hint.ai_flags = AI_NUMERICHOST | AI_PASSIVE;
- ret = getaddrinfo(server, NULL, &hint, &info);
+ ret = getaddrinfo(nd->timeserver, NULL, &hint, &info);
if (ret) {
connman_error("cannot get server info");
family = info->ai_family;
- memcpy(×erver_addr, info->ai_addr, info->ai_addrlen);
+ memcpy(&ntp_data->timeserver_addr, info->ai_addr, info->ai_addrlen);
freeaddrinfo(info);
memset(&in6addr, 0, sizeof(in6addr));
if (family == AF_INET) {
- ((struct sockaddr_in *)×erver_addr)->sin_port = htons(123);
+ ((struct sockaddr_in *)&ntp_data->timeserver_addr)->sin_port = htons(123);
in4addr = (struct sockaddr_in *)&in6addr;
in4addr->sin_family = family;
addr = (struct sockaddr *)in4addr;
size = sizeof(struct sockaddr_in);
} else if (family == AF_INET6) {
- timeserver_addr.sin6_port = htons(123);
+ ntp_data->timeserver_addr.sin6_port = htons(123);
in6addr.sin6_family = family;
addr = (struct sockaddr *)&in6addr;
size = sizeof(in6addr);
return;
}
- DBG("server %s family %d", server, family);
+ DBG("server %s family %d", nd->timeserver, family);
- if (channel_watch > 0)
+ if (nd->channel_watch > 0)
goto send;
- transmit_fd = socket(family, SOCK_DGRAM | SOCK_CLOEXEC, 0);
+ nd->transmit_fd = socket(family, SOCK_DGRAM | SOCK_CLOEXEC, 0);
- if (transmit_fd <= 0) {
- connman_error("Failed to open time server socket");
- return;
+ if (nd->transmit_fd <= 0) {
+ if (errno != EAFNOSUPPORT)
+ connman_error("Failed to open time server socket");
}
- if (bind(transmit_fd, (struct sockaddr *) addr, size) < 0) {
+ if (bind(nd->transmit_fd, (struct sockaddr *) addr, size) < 0) {
connman_error("Failed to bind time server socket");
- close(transmit_fd);
- return;
+ goto err;
}
if (family == AF_INET) {
- if (setsockopt(transmit_fd, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)) < 0) {
+ if (setsockopt(nd->transmit_fd, IPPROTO_IP, IP_TOS, &tos, sizeof(tos)) < 0) {
connman_error("Failed to set type of service option");
- close(transmit_fd);
- return;
+ goto err;
}
}
- if (setsockopt(transmit_fd, SOL_SOCKET, SO_TIMESTAMP, ×tamp,
+ if (setsockopt(nd->transmit_fd, SOL_SOCKET, SO_TIMESTAMP, ×tamp,
sizeof(timestamp)) < 0) {
connman_error("Failed to enable timestamp support");
- close(transmit_fd);
- return;
+ goto err;
}
- channel = g_io_channel_unix_new(transmit_fd);
- if (!channel) {
- close(transmit_fd);
- return;
- }
+ channel = g_io_channel_unix_new(nd->transmit_fd);
+ if (!channel)
+ goto err;
g_io_channel_set_encoding(channel, NULL, NULL);
g_io_channel_set_buffered(channel, FALSE);
g_io_channel_set_close_on_unref(channel, TRUE);
- channel_watch = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT,
+ nd->channel_watch = g_io_add_watch_full(channel, G_PRIORITY_DEFAULT,
G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
- received_data, NULL, NULL);
+ received_data, nd, NULL);
g_io_channel_unref(channel);
send:
- send_packet(transmit_fd, (struct sockaddr*)×erver_addr, NTP_SEND_TIMEOUT);
+ send_packet(nd, (struct sockaddr*)&ntp_data->timeserver_addr,
+ NTP_SEND_TIMEOUT);
+ return;
+
+err:
+ if (nd->transmit_fd > 0)
+ close(nd->transmit_fd);
+
+ nd->cb(false, nd->user_data);
}
-int __connman_ntp_start(char *server)
+int __connman_ntp_start(char *server, __connman_ntp_cb_t callback,
+ void *user_data)
{
- DBG("%s", server);
-
if (!server)
return -EINVAL;
- if (timeserver)
- g_free(timeserver);
+ if (ntp_data) {
+ connman_warn("ntp_data is not NULL (timerserver %s)",
+ ntp_data->timeserver);
+ free_ntp_data(ntp_data);
+ }
+
+ ntp_data = g_new0(struct ntp_data, 1);
- timeserver = g_strdup(server);
+ ntp_data->timeserver = g_strdup(server);
+ ntp_data->cb = callback;
+ ntp_data->user_data = user_data;
- start_ntp(timeserver);
+ start_ntp(ntp_data);
return 0;
}
void __connman_ntp_stop()
{
- DBG("");
-
- if (poll_id > 0) {
- g_source_remove(poll_id);
- poll_id = 0;
- }
-
- reset_timeout();
-
- if (channel_watch > 0) {
- g_source_remove(channel_watch);
- channel_watch = 0;
- transmit_fd = 0;
- }
-
- if (timeserver) {
- g_free(timeserver);
- timeserver = NULL;
+ if (ntp_data) {
+ free_ntp_data(ntp_data);
+ ntp_data = NULL;
}
}