---
drivers/gemaltomodem/gemaltomodem.c | 2 +
drivers/gemaltomodem/gemaltomodem.h | 3 +
drivers/gemaltomodem/gprs-context-wwan.c | 446 +++++++++++++++++++++++++++++++
3 files changed, 451 insertions(+)
create mode 100644 drivers/gemaltomodem/gprs-context-wwan.c
diff --git a/drivers/gemaltomodem/gemaltomodem.c
b/drivers/gemaltomodem/gemaltomodem.c
index 614ca81..7afd3c1 100644
--- a/drivers/gemaltomodem/gemaltomodem.c
+++ b/drivers/gemaltomodem/gemaltomodem.c
@@ -35,6 +35,7 @@
static int gemaltomodem_init(void)
{
gemalto_location_reporting_init();
+ gemaltowwan_gprs_context_init();
gemalto_voicecall_init();
return 0;
}
@@ -42,6 +43,7 @@ static int gemaltomodem_init(void)
static void gemaltomodem_exit(void)
{
gemalto_location_reporting_exit();
+ gemaltowwan_gprs_context_exit();
gemalto_voicecall_exit();
}
diff --git a/drivers/gemaltomodem/gemaltomodem.h
b/drivers/gemaltomodem/gemaltomodem.h
index 4e6ed16..f45aea9 100644
--- a/drivers/gemaltomodem/gemaltomodem.h
+++ b/drivers/gemaltomodem/gemaltomodem.h
@@ -24,5 +24,8 @@
extern void gemalto_location_reporting_init();
extern void gemalto_location_reporting_exit();
+extern void gemaltowwan_gprs_context_init();
+extern void gemaltowwan_gprs_context_exit();
+
extern void gemalto_voicecall_init();
extern void gemalto_voicecall_exit();
diff --git a/drivers/gemaltomodem/gprs-context-wwan.c
b/drivers/gemaltomodem/gprs-context-wwan.c
new file mode 100644
index 0000000..12378a3
--- /dev/null
+++ b/drivers/gemaltomodem/gprs-context-wwan.c
@@ -0,0 +1,446 @@
+/*
+ *
+ * oFono - Open Source Telephony
+ *
+ * Copyright (C) 2017 Piotr Haber. All rights reserved.
+ * Copyright (C) 2018 Sebastian Arnd. All rights reserved.
+ * Copyright (C) 2018 Gemalto M2M
+ *
+ * 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.
+ *
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#define _GNU_SOURCE
+#include <string.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <errno.h>
+#include <sys/stat.h>
+
+#include <glib.h>
+
+#include <ofono/log.h>
+#include <ofono/modem.h>
+#include <ofono/gprs-context.h>
+
+#include "gatchat.h"
+#include "gatresult.h"
+
+#include "gemaltomodem.h"
+
+static const char *none_prefix[] = { NULL };
+
+enum state {
+ STATE_IDLE,
+ STATE_ENABLING,
+ STATE_DISABLING,
+ STATE_ACTIVE,
+};
+
+struct gprs_context_data {
+ GAtChat *chat;
+ unsigned int active_context;
+ char username[OFONO_GPRS_MAX_USERNAME_LENGTH + 1];
+ char password[OFONO_GPRS_MAX_PASSWORD_LENGTH + 1];
+ enum ofono_gprs_auth_method auth_method;
+ enum state state;
+ enum ofono_gprs_proto proto;
+ char address[64];
+ char netmask[64];
+ char gateway[64];
+ char dns1[64];
+ char dns2[64];
+ ofono_gprs_context_cb_t cb;
+ void *cb_data;
+ int use_wwan;
+};
+
+static gboolean gemalto_get_auth_command(struct ofono_modem *modem, int cid,
+ enum ofono_gprs_auth_method auth_method,
+ const char *username, const char *password,
+ char *buf, guint buflen)
+{
+ int gto_auth = ofono_modem_get_integer(modem, "Gemalto_Auth");
+ int len;
+ /*
+ * 0: use cgauth
+ * 1: use sgauth(pwd, user)
+ * 2: use sgauth(user, pwd)
+ */
+
+ int auth_type;
+
+ switch (auth_method) {
+ case OFONO_GPRS_AUTH_METHOD_PAP:
+ auth_type = 1;
+ break;
+ case OFONO_GPRS_AUTH_METHOD_CHAP:
+ auth_type = 2;
+ break;
+ case OFONO_GPRS_AUTH_METHOD_NONE:
+ default:
+ auth_type = 0;
+ break;
+ }
+
+ if (auth_type != 0 && (!*username || !*password))
+ return FALSE;
+
+ switch (gto_auth) {
+ case 1:
+ case 2:
+ len = snprintf(buf, buflen, "AT^SGAUTH=%d", cid);
+ break;
+ case 0:
+ default:
+ len = snprintf(buf, buflen, "AT+CGAUTH=%d", cid);
+ break;
+ }
+
+ buflen -= len;
+
+ switch(auth_type) {
+ case 0:
+
+ switch (gto_auth) {
+ case 2:
+ snprintf(buf+len, buflen, ",0,\"\",\"\"");
+ break;
+ case 0:
+ case 1:
+ default:
+ snprintf(buf+len, buflen, ",0");
+ break;
+ }
+ break;
+
+ case 1:
+ case 2:
+
+ switch (gto_auth) {
+ case 1:
+ snprintf(buf+len, buflen, ",%d,\"%s\",\"%s\"",
+ auth_type, password, username);
+ break;
+ case 0:
+ case 2:
+ default:
+ snprintf(buf+len, buflen, ",%d,\"%s\",\"%s\"",
+ auth_type, username, password);
+ }
+ break;
+
+ default:
+ return FALSE;
+ }
+
+ return TRUE;
+}
+
+static void gemalto_get_cgdcont_command(struct ofono_modem *modem,
+ guint cid, enum ofono_gprs_proto proto, const char *apn,
+ char *buf, guint buflen)
+{
+ int len = snprintf(buf, buflen, "AT+CGDCONT=%u", cid);
+ buflen -= len;
+
+ if (!apn) /* it will remove the context */
+ return;
+
+ switch (proto) {
+ case OFONO_GPRS_PROTO_IPV6:
+ snprintf(buf+len, buflen, ",\"IPV6\",\"%s\"", apn);
+ break;
+ case OFONO_GPRS_PROTO_IPV4V6:
+ snprintf(buf+len, buflen, ",\"IPV4V6\",\"%s\"", apn);
+ break;
+ case OFONO_GPRS_PROTO_IP:
+ default:
+ snprintf(buf+len, buflen, ",\"IP\",\"%s\"", apn);
+ break;
+ }
+}
+
+static void failed_setup(struct ofono_gprs_context *gc,
+ GAtResult *result, gboolean deactivate)
+{
+ struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+ struct ofono_error error;
+ char buf[64];
+
+ DBG("deactivate %d", deactivate);
+
+ if (deactivate == TRUE) {
+
+ if (gcd->use_wwan)
+ sprintf(buf, "AT^SWWAN=0,%u", gcd->active_context);
+ else
+ sprintf(buf, "AT+CGACT=0,%u", gcd->active_context);
+
+ g_at_chat_send(gcd->chat, buf, none_prefix, NULL, NULL, NULL);
+ }
+
+ gcd->active_context = 0;
+ gcd->state = STATE_IDLE;
+
+ if (result == NULL) {
+ CALLBACK_WITH_FAILURE(gcd->cb, gcd->cb_data);
+ return;
+ }
+
+ decode_at_error(&error, g_at_result_final_response(result));
+ gcd->cb(&error, gcd->cb_data);
+}
+
+static void activate_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+ struct ofono_gprs_context *gc = user_data;
+ struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+
+ DBG("ok %d", ok);
+
+ if (!ok) {
+ ofono_error("Unable activate context");
+ /*
+ * We've reported sucess already, so can't just call
+ * failed_setup we call ofono_gprs_context_deactivated instead.
+ * Thats not a clean solution at all, but as it seems there is
+ * no clean way to determine whether it is possible to activate
+ * the context before issuing AT^SWWAN. A possible workaround
+ * might be to issue AT+CGACT=1 and AT+CGACT=0 and try if that
+ * works, before calling CALLBACK_WITH_SUCCESS.
+ */
+ ofono_gprs_context_deactivated(gc, gcd->active_context);
+ gcd->active_context = 0;
+ gcd->state = STATE_IDLE;
+ return;
+ }
+ /* We've reported sucess already */
+}
+
+static void setup_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+ struct ofono_gprs_context *gc = user_data;
+ struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+ char buf[32 + OFONO_GPRS_MAX_USERNAME_LENGTH +
+ OFONO_GPRS_MAX_PASSWORD_LENGTH +1];
+ struct ofono_modem *modem = ofono_gprs_context_get_modem(gc);
+ const char *interface;
+
+ if (!ok) {
+ ofono_error("Failed to setup context");
+ failed_setup(gc, result, FALSE);
+ return;
+ }
+
+ if (gemalto_get_auth_command(modem, gcd->active_context,
+ gcd->auth_method, gcd->username, gcd->password,
+ buf, sizeof(buf))) {
+ if (!g_at_chat_send(gcd->chat, buf, none_prefix, NULL, NULL,
+ NULL))
+ goto error;
+ }
+ /*
+ * note that if the auth command is not ok we skip it and continue
+ * but if the sending fails we do an error
+ */
+
+ if (gcd->use_wwan)
+ sprintf(buf, "AT^SWWAN=1,%u", gcd->active_context);
+ else
+ sprintf(buf, "AT+CGACT=%u,1", gcd->active_context);
+
+ if (g_at_chat_send(gcd->chat, buf, none_prefix,
+ activate_cb, gc, NULL) > 0){
+
+ interface = ofono_modem_get_string(modem, "NetworkInterface");
+
+ ofono_gprs_context_set_interface(gc, interface);
+ ofono_gprs_context_set_ipv4_address(gc, NULL, FALSE);
+
+ /*
+ * We report sucess already here because some modules need a
+ * DHCP request to complete the AT^SWWAN command sucessfully
+ */
+ gcd->state = STATE_ACTIVE;
+
+ CALLBACK_WITH_SUCCESS(gcd->cb, gcd->cb_data);
+
+ return;
+ }
+
+error:
+ failed_setup(gc, NULL, FALSE);
+}
+
+static void gemaltowwan_gprs_activate_primary(struct ofono_gprs_context *gc,
+ const struct ofono_gprs_primary_context *ctx,
+ ofono_gprs_context_cb_t cb, void *data)
+{
+ struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+ char buf[OFONO_GPRS_MAX_APN_LENGTH + 128];
+ struct ofono_modem *modem = ofono_gprs_context_get_modem(gc);
+
+ DBG("cid %u", ctx->cid);
+
+ gcd->use_wwan = ofono_modem_get_integer(modem, "Gemalto_WWAN");
+ gcd->active_context = ctx->cid;
+ gcd->cb = cb;
+ gcd->cb_data = data;
+ memcpy(gcd->username, ctx->username, sizeof(ctx->username));
+ memcpy(gcd->password, ctx->password, sizeof(ctx->password));
+ gcd->state = STATE_ENABLING;
+ gcd->proto = ctx->proto;
+ gcd->auth_method = ctx->auth_method;
+
+ gemalto_get_cgdcont_command(modem, ctx->cid, ctx->proto, ctx->apn, buf,
+ sizeof(buf));
+
+ if (g_at_chat_send(gcd->chat, buf, none_prefix,
+ setup_cb, gc, NULL) > 0)
+ return;
+
+ CALLBACK_WITH_FAILURE(cb, data);
+}
+
+static void deactivate_cb(gboolean ok, GAtResult *result, gpointer user_data)
+{
+ struct ofono_gprs_context *gc = user_data;
+ struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+
+ DBG("ok %d", ok);
+
+ gcd->active_context = 0;
+ gcd->state = STATE_IDLE;
+
+ CALLBACK_WITH_SUCCESS(gcd->cb, gcd->cb_data);
+}
+
+static void gemaltowwan_gprs_deactivate_primary(struct ofono_gprs_context *gc,
+ unsigned int cid,
+ ofono_gprs_context_cb_t cb, void *data)
+{
+ struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+ char buf[64];
+
+ DBG("cid %u", cid);
+
+ gcd->state = STATE_DISABLING;
+ gcd->cb = cb;
+ gcd->cb_data = data;
+
+ if (gcd->use_wwan)
+ sprintf(buf, "AT^SWWAN=0,%u", gcd->active_context);
+ else
+ sprintf(buf, "AT+CGACT=%u,0", gcd->active_context);
+
+ if (g_at_chat_send(gcd->chat, buf, none_prefix,
+ deactivate_cb, gc, NULL) > 0)
+ return;
+
+ CALLBACK_WITH_SUCCESS(cb, data);
+}
+
+static void cgev_notify(GAtResult *result, gpointer user_data)
+{
+ struct ofono_gprs_context *gc = user_data;
+ struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+ const char *event;
+ int cid = 0;
+ GAtResultIter iter;
+
+ g_at_result_iter_init(&iter, result);
+
+ if (!g_at_result_iter_next(&iter, "+CGEV:"))
+ return;
+
+ if (!g_at_result_iter_next_unquoted_string(&iter, &event))
+ return;
+
+ if (!g_str_has_prefix(event, "ME PDN DEACT"))
+ return;
+
+ sscanf(event, "%*s %*s %*s %u", &cid);
+
+ DBG("cid %d", cid);
+
+ if ((unsigned int) cid != gcd->active_context)
+ return;
+
+ ofono_gprs_context_deactivated(gc, gcd->active_context);
+
+ gcd->active_context = 0;
+ gcd->state = STATE_IDLE;
+}
+
+static int gemaltowwan_gprs_context_probe(struct ofono_gprs_context *gc,
+ unsigned int model, void *data)
+{
+ GAtChat *chat = data;
+ struct gprs_context_data *gcd;
+ struct ofono_modem *modem = ofono_gprs_context_get_modem(gc);
+
+ DBG("");
+
+ gcd = g_try_new0(struct gprs_context_data, 1);
+ if (gcd == NULL)
+ return -ENOMEM;
+
+ if (modem)
+ gcd->use_wwan = ofono_modem_get_integer(modem, "Gemalto_WWAN");
+ gcd->chat = g_at_chat_clone(chat);
+ ofono_gprs_context_set_data(gc, gcd);
+ g_at_chat_register(chat, "+CGEV:", cgev_notify, FALSE, gc, NULL);
+
+ return 0;
+}
+
+static void gemaltowwan_gprs_context_remove(struct ofono_gprs_context *gc)
+{
+ struct gprs_context_data *gcd = ofono_gprs_context_get_data(gc);
+
+ DBG("");
+
+ ofono_gprs_context_set_data(gc, NULL);
+
+ g_at_chat_unref(gcd->chat);
+ g_free(gcd);
+}
+
+static void gemaltowwan_gprs_detach_shutdown(struct ofono_gprs_context *gc,
+ unsigned int cid)
+{
+ DBG("cid %u", cid);
+
+ ofono_gprs_context_deactivated(gc, cid);
+}
+
+static struct ofono_gprs_context_driver driver = {
+ .name = "gemaltowwanmodem",
+ .probe = gemaltowwan_gprs_context_probe,
+ .remove = gemaltowwan_gprs_context_remove,
+ .activate_primary = gemaltowwan_gprs_activate_primary,
+ .deactivate_primary = gemaltowwan_gprs_deactivate_primary,
+ .detach_shutdown = gemaltowwan_gprs_detach_shutdown,
+};
+
+void gemaltowwan_gprs_context_init(void)
+{
+ ofono_gprs_context_driver_register(&driver);
+}
+
+void gemaltowwan_gprs_context_exit(void)
+{
+ ofono_gprs_context_driver_unregister(&driver);
+}
--
1.9.1
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