---
Makefile.am | 3 +-
drivers/cdmamodem/cdmamodem.c | 2 +
drivers/cdmamodem/cdmamodem.h | 2 +
drivers/cdmamodem/network-registration.c | 211 ++++++++++++++++++++++++++++++
4 files changed, 217 insertions(+), 1 deletions(-)
create mode 100644 drivers/cdmamodem/network-registration.c
diff --git a/Makefile.am b/Makefile.am
index c245b4c..272e28d 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -257,7 +257,8 @@ builtin_modules += cdmamodem
builtin_sources += drivers/cdmamodem/cdmamodem.h \
drivers/cdmamodem/cdmamodem.c \
drivers/cdmamodem/voicecall.c \
- drivers/cdmamodem/devinfo.c
+ drivers/cdmamodem/devinfo.c \
+ drivers/cdmamodem/network-registration.c
endif
builtin_modules += g1
diff --git a/drivers/cdmamodem/cdmamodem.c b/drivers/cdmamodem/cdmamodem.c
index 9eddd88..492f1f0 100644
--- a/drivers/cdmamodem/cdmamodem.c
+++ b/drivers/cdmamodem/cdmamodem.c
@@ -36,6 +36,7 @@ static int cdmamodem_init(void)
{
cdma_voicecall_init();
cdma_devinfo_init();
+ cdma_netreg_init();
return 0;
}
@@ -44,6 +45,7 @@ static void cdmamodem_exit(void)
{
cdma_voicecall_exit();
cdma_devinfo_exit();
+ cdma_netreg_exit();
}
OFONO_PLUGIN_DEFINE(cdmamodem, "CDMA AT modem driver", VERSION,
diff --git a/drivers/cdmamodem/cdmamodem.h b/drivers/cdmamodem/cdmamodem.h
index 4365bec..a1fbf65 100644
--- a/drivers/cdmamodem/cdmamodem.h
+++ b/drivers/cdmamodem/cdmamodem.h
@@ -25,3 +25,5 @@ extern void cdma_voicecall_init(void);
extern void cdma_voicecall_exit(void);
extern void cdma_devinfo_init(void);
extern void cdma_devinfo_exit(void);
+extern void cdma_netreg_init(void);
+extern void cdma_netreg_exit(void);
diff --git a/drivers/cdmamodem/network-registration.c
b/drivers/cdmamodem/network-registration.c
new file mode 100644
index 0000000..4135fe1
--- /dev/null
+++ b/drivers/cdmamodem/network-registration.c
@@ -0,0 +1,211 @@
+/*
+ *
+ * oFono - Open Source Telephony
+ *
+ * Copyright (C) 2011 Nokia 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
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#define _GNU_SOURCE
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+
+#include <glib.h>
+
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/cdma-netreg.h>
+
+#include "gatchat.h"
+#include "gatresult.h"
+
+#include "cdmamodem.h"
+
+/* Time interval in seconds between CSQ polls */
+#define CSQ_INTERVAL 5
+
+struct cdma_netreg_data {
+ GAtChat *chat;
+ unsigned int vendor;
+ unsigned int csq_source;
+};
+
+static gboolean cdma_get_next_number(const char *line, gint *number)
+{
+ int pos;
+ int end;
+ int len;
+ int value = 0;
+
+ len = strlen(line);
+
+ pos = 0;
+ end = pos;
+
+ while (line[end] >= '0' && line[end] <= '9') {
+ value = value * 10 + (int)(line[end] - '0');
+ end += 1;
+ }
+
+ if (pos == end)
+ return FALSE;
+
+ pos = skip_to_next_field(line, end, len);
+
+ if (number)
+ *number = value;
+
+ return TRUE;
+}
+
+static void cdma_csq_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+ struct cb_data *cbd = user_data;
+ ofono_cdma_netreg_strength_cb_t cb = cbd->cb;
+ const char *prefix = cbd->user;
+ struct ofono_error error;
+ const char *attr;
+ int strength = -1;
+
+ decode_at_error(&error, g_at_result_final_response(result));
+
+ if (!ok) {
+ cb(&error, -1, cbd->data);
+ return;
+ }
+
+ if (at_util_parse_attr(result, prefix, &attr) == FALSE) {
+ CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
+ return;
+ }
+
+ cdma_get_next_number(attr, &strength);
+
+ DBG("csq_cb: %d", strength);
+
+ cb(&error, at_util_convert_signal_strength(strength), cbd->data);
+}
+
+static void cdma_signal_strength(struct ofono_cdma_netreg *netreg,
+ ofono_cdma_netreg_strength_cb_t cb, void *data)
+{
+ struct cdma_netreg_data *nd = ofono_cdma_netreg_get_data(netreg);
+ struct cb_data *cbd = cb_data_new(cb, data);
+
+ cbd->user = "AT+CSQ";
+
+ if (g_at_chat_send(nd->chat, "AT+CSQ", NULL,
+ cdma_csq_cb, cbd, g_free) > 0)
+ return;
+
+ g_free(cbd);
+
+ CALLBACK_WITH_FAILURE(cb, -1, data);
+}
+
+static gboolean cdma_poll_csq(gpointer user_data);
+
+static void cdma_poll_csq_cb(const struct ofono_error *error, int strength,
+ void *data)
+{
+ struct ofono_cdma_netreg *netreg = data;
+ struct cdma_netreg_data *nd = ofono_cdma_netreg_get_data(netreg);
+
+ if(error->type == OFONO_ERROR_TYPE_NO_ERROR)
+ ofono_cdma_netreg_strength_notify(netreg, strength);
+
+ /* Initiate the next poll */
+ nd->csq_source = g_timeout_add_seconds(CSQ_INTERVAL, cdma_poll_csq,
netreg);
+}
+
+static gboolean cdma_poll_csq(gpointer user_data)
+{
+ struct ofono_cdma_netreg *netreg = user_data;
+ struct cdma_netreg_data *nd = ofono_cdma_netreg_get_data(netreg);
+ struct cb_data *cbd = cb_data_new(cdma_poll_csq_cb, netreg);
+
+ cbd->user = "AT+CSQ";
+
+ g_at_chat_send(nd->chat, "AT+CSQ", NULL, cdma_csq_cb, cbd, g_free);
+
+ nd->csq_source = 0;
+
+ return FALSE;
+}
+
+static gboolean cdma_netreg_register(gpointer user_data)
+{
+ struct ofono_cdma_netreg *netreg = user_data;
+ struct cdma_netreg_data *nd = ofono_cdma_netreg_get_data(netreg);
+
+ ofono_cdma_netreg_register(netreg);
+
+ nd->csq_source = g_timeout_add_seconds(CSQ_INTERVAL, cdma_poll_csq,
netreg);
+
+ return FALSE;
+}
+
+static int cdma_netreg_probe(struct ofono_cdma_netreg *netreg,
+ unsigned int vendor, void *data)
+{
+ GAtChat *chat = data;
+ struct cdma_netreg_data *nd;
+
+ nd = g_new0(struct cdma_netreg_data, 1);
+
+ nd->chat = g_at_chat_clone(chat);
+ nd->vendor = vendor;
+
+ ofono_cdma_netreg_set_data(netreg, nd);
+ g_idle_add(cdma_netreg_register, netreg);
+
+ return 0;
+}
+
+static void cdma_netreg_remove(struct ofono_cdma_netreg *netreg)
+{
+ struct cdma_netreg_data *nd = ofono_cdma_netreg_get_data(netreg);
+
+ if (nd->csq_source)
+ g_source_remove(nd->csq_source);
+
+ ofono_cdma_netreg_set_data(netreg, NULL);
+
+ g_at_chat_unref(nd->chat);
+ g_free(nd);
+}
+
+static struct ofono_cdma_netreg_driver driver = {
+ .name = "cdmamodem",
+ .probe = cdma_netreg_probe,
+ .remove = cdma_netreg_remove,
+ .strength = cdma_signal_strength,
+};
+
+void cdma_netreg_init(void)
+{
+ ofono_cdma_netreg_driver_register(&driver);
+}
+
+void cdma_netreg_exit(void)
+{
+ ofono_cdma_netreg_driver_unregister(&driver);
+}
--
1.7.0.4
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