Add isimodem support for MO and MT SMS

1 files changed, 293 insertions, 15 deletions

diff --git a/drivers/isimodem/sms.c b/drivers/isimodem/sms.c
index f4da77f9..b49b1adf 100644
--- a/drivers/isimodem/sms.c
+++ b/drivers/isimodem/sms.c
@@ -1,9 +1,7 @@
 /*
  * This file is part of oFono - Open Source Telephony
  *
- * Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
- *
- * Contact: Aki Niemi <aki.niemi@nokia.com>
+ * Copyright (C) 2009-2010 Nokia Corporation and/or its subsidiary(-ies).
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License
@@ -30,15 +28,19 @@
 #include <stdlib.h>
 #include <string.h>
 #include <errno.h>
+#include <sys/uio.h>
+#include <inttypes.h>
 
 #include <glib.h>
 
 #include <gisi/client.h>
+#include <gisi/iter.h>
 
 #include <ofono/log.h>
 #include <ofono/modem.h>
 #include <ofono/sms.h>
 
+#include "smsutil.h"
 #include "isimodem.h"
 #include "isiutil.h"
 #include "sms.h"
@@ -48,8 +50,8 @@ struct sms_data {
 	GIsiClient *client;
 };
 
-static void isi_sca_query(struct ofono_sms *sms, ofono_sms_sca_query_cb_t cb,
-				void *data)
+static void isi_sca_query(struct ofono_sms *sms,
+				ofono_sms_sca_query_cb_t cb, void *data)
 {
 	DBG("Not implemented.");
 	CALLBACK_WITH_FAILURE(cb, NULL, data);
@@ -63,18 +65,263 @@ static void isi_sca_set(struct ofono_sms *sms,
 	CALLBACK_WITH_FAILURE(cb, data);
 }
 
+static bool submit_resp_cb(GIsiClient *client, const void *restrict data,
+				size_t len, uint16_t object, void *opaque)
+{
+	const uint8_t *msg = data;
+	struct isi_cb_data *cbd = opaque;
+	ofono_sms_submit_cb_t cb = cbd->cb;
+
+	int mr = -1;
+	GIsiSubBlockIter iter;
+
+	if (!msg) {
+		DBG("ISI client error: %d", g_isi_client_error(client));
+		goto error;
+	}
+
+	if (len < 3 || msg[0] != SMS_MESSAGE_SEND_RESP)
+		return false;
+
+	for (g_isi_sb_iter_init(&iter, msg, len, 3);
+		g_isi_sb_iter_is_valid(&iter);
+		g_isi_sb_iter_next(&iter)) {
+
+		uint8_t type;
+		uint8_t cause;
+		uint8_t ref;
+
+		switch (g_isi_sb_iter_get_id(&iter)) {
+
+		case SMS_GSM_REPORT:
+
+			if (!g_isi_sb_iter_get_byte(&iter, &type, 2)
+				|| !g_isi_sb_iter_get_byte(&iter, &cause, 3)
+				|| !g_isi_sb_iter_get_byte(&iter, &ref, 4))
+				goto error;
+
+			if (cause != 0) {
+				DBG("Submit error: 0x%"PRIx8" (type 0x%"PRIx8")",
+					cause, type);
+				goto error;
+			}
+
+			DBG("cause=0x%"PRIx8", type 0x%"PRIx8", mr=0x%"PRIx8,
+					cause, type, ref);
+
+			mr = (int)ref;
+			break;
+
+		default:
+			DBG("skipped sub-block: %s (%zu bytes)",
+				sms_subblock_name(g_isi_sb_iter_get_id(&iter)),
+				g_isi_sb_iter_get_len(&iter));
+
+		}
+	}
+
+	if (mr == -1)
+		goto error;
+
+	CALLBACK_WITH_SUCCESS(cb, mr, cbd->data);
+	goto out;
+
+error:
+	CALLBACK_WITH_FAILURE(cb, -1, cbd->data);
+
+out:
+	g_free(cbd);
+	return true;
+}
+
 static void isi_submit(struct ofono_sms *sms, unsigned char *pdu,
 			int pdu_len, int tpdu_len, int mms,
 			ofono_sms_submit_cb_t cb, void *data)
 {
-	DBG("Not implemented.");
+	struct sms_data *sd = ofono_sms_get_data(sms);
+	struct isi_cb_data *cbd = isi_cb_data_new(sms, cb, data);
+
+	uint8_t *sca = pdu;
+	uint8_t sca_len = pdu_len - tpdu_len;
+	uint8_t sca_sb_len = 4 + sca_len;
+
+	uint8_t *tpdu = pdu + sca_len;
+	uint8_t ud_sb_len = 4 + tpdu_len;
+
+	uint8_t use_default = sca_len == 1 && sca[0] == 0;
+
+	uint8_t msg[] = {
+		SMS_MESSAGE_SEND_REQ,
+		mms,
+		SMS_ROUTE_CS_PREF,
+		0,	/* Is this a re-send? */
+		SMS_SENDER_ANY,
+		SMS_TYPE_TEXT_MESSAGE,
+		1,	/* Sub blocks */
+		SMS_GSM_TPDU,
+		4 + ud_sb_len + (use_default ? 0 : sca_sb_len),
+		0,	/* Filler */
+		1 + (use_default ? 0 : 1), /* Sub blocks */
+		SMS_COMMON_DATA,
+		ud_sb_len,
+		tpdu_len,
+		0,	/* Packing required? */
+		/* TPDU */
+	};
+
+	uint8_t scaddr[] = {
+		SMS_ADDRESS,
+		sca_sb_len,
+		SMS_GSM_0411_ADDRESS,
+		sca_len,
+		/* SCA */
+	};
+
+	struct iovec iov[4] = {
+		{ msg, sizeof(msg) },
+		{ tpdu, tpdu_len },
+		{ scaddr, sizeof(scaddr) },
+		{ sca, sca_len },
+	};
+
+	if (!cbd)
+		goto error;
+
+	if (g_isi_request_vmake(sd->client, iov, use_default ? 2 : 4, SMS_TIMEOUT,
+				submit_resp_cb, cbd))
+		return;
+
+error:
 	CALLBACK_WITH_FAILURE(cb, -1, data);
+	g_free(cbd);
+}
+
+static void send_status_ind_cb(GIsiClient *client, const void *restrict data,
+				size_t len, uint16_t object, void *opaque)
+{
+	const uint8_t *msg = data;
+	//struct ofono_sms *sms = opaque;
+
+	if (!msg || len < 6 || msg[0] != SMS_MESSAGE_SEND_STATUS_IND)
+		return;
+
+	DBG("status=0x%"PRIx8", mr=0x%"PRIx8", route=0x%"PRIx8
+		", cseg=0x%"PRIx8", tseg=0x%"PRIx8,
+		msg[1], msg[2], msg[3], msg[4], msg[5]);
+
+	DBG("TODO: Status notification");
+}
+
+static bool report_resp_cb(GIsiClient *client, const void *restrict data,
+				size_t len, uint16_t object, void *opaque)
+{
+	const uint8_t *msg = data;
+
+	if (!msg) {
+		DBG("ISI client error: %d", g_isi_client_error(client));
+		return true;
+	}
+
+	if (len < 3 || msg[0] != SMS_GSM_RECEIVED_PP_REPORT_RESP)
+		return false;
+
+	DBG("Report resp cause=0x%"PRIx8, msg[1]);
+	return true;
+}
+
+static bool send_deliver_report(GIsiClient *client, bool success)
+{
+	uint8_t cause_type = !success ? SMS_CAUSE_TYPE_GSM : 0;
+	uint8_t cause = !success ? SMS_GSM_ERR_MEMORY_CAPACITY_EXC : 0;
+
+	uint8_t msg[] = {
+		SMS_GSM_RECEIVED_PP_REPORT_REQ,
+		cause_type,	/* Cause type */
+		cause,		/* SMS cause */
+		0, 0, 0,	/* Filler */
+		1,		/* Sub blocks */
+		SMS_GSM_DELIVER_REPORT,
+		8,
+		0,		/* Message parameters */
+		0,		/* Cause type */
+		0, 0, 0,	/* Filler */
+		0,		/* Sub blocks */
+	};
+
+	return g_isi_request_make(client, msg, sizeof(msg), SMS_TIMEOUT,
+					report_resp_cb, NULL);
 }
 
 static void routing_ntf_cb(GIsiClient *client, const void *restrict data,
 				size_t len, uint16_t object, void *opaque)
 {
-	DBG("Not implemented.");
+	const uint8_t *msg = data;
+	struct ofono_sms *sms = opaque;
+	GIsiSubBlockIter iter;
+
+	uint8_t *sca = NULL;
+	uint8_t sca_len = 0;
+	uint8_t *tpdu = NULL;
+	uint8_t tpdu_len = 0;
+
+	unsigned char pdu[176];
+
+	if (!msg || len < 7 || msg[0] != SMS_PP_ROUTING_NTF
+		|| msg[3] != SMS_GSM_TPDU)
+		return;
+
+	for (g_isi_sb_iter_init(&iter, msg, len, 7);
+		g_isi_sb_iter_is_valid(&iter);
+		g_isi_sb_iter_next(&iter)) {
+
+		switch (g_isi_sb_iter_get_id(&iter)) {
+
+		uint8_t type;
+		void *data;
+		uint8_t data_len;
+
+		case SMS_ADDRESS:
+
+			if (!g_isi_sb_iter_get_byte(&iter, &type, 2)
+				|| !g_isi_sb_iter_get_byte(&iter, &data_len, 3)
+				|| !g_isi_sb_iter_get_data(&iter, &data, 4)
+				|| type != SMS_GSM_0411_ADDRESS)
+				break;
+
+			sca = data;
+			sca_len = data_len;
+			break;
+
+		case SMS_COMMON_DATA:
+
+			if (!g_isi_sb_iter_get_byte(&iter, &data_len, 2)
+				|| !g_isi_sb_iter_get_data(&iter, &data, 4))
+				break;
+
+			tpdu = data;
+			tpdu_len = data_len;
+			break;
+
+		default:
+			DBG("skipped sub-block: %s (%zu bytes)",
+				sms_subblock_name(g_isi_sb_iter_get_id(&iter)),
+				g_isi_sb_iter_get_len(&iter));
+		}
+	}
+
+	if (!tpdu || !sca || tpdu_len + sca_len > sizeof(pdu))
+		return;
+
+	memcpy(pdu, sca, sca_len);
+	memcpy(pdu + sca_len, tpdu, tpdu_len);
+
+	ofono_sms_deliver_notify(sms, pdu, tpdu_len + sca_len, tpdu_len);
+
+	/* FIXME: We should not ack the DELIVER unless it has been
+	 * reliably stored, i.e., written to disk. Currently, there is
+	 * no such indication from core, so we just blindly trust that
+	 * it did The Right Thing here. */
+	send_deliver_report(client, true);
 }
 
 static bool routing_resp_cb(GIsiClient *client, const void *restrict data,
@@ -83,8 +330,6 @@ static bool routing_resp_cb(GIsiClient *client, const void *restrict data,
 	const unsigned char *msg = data;
 	struct ofono_sms *sms = opaque;
 
-	DBG("");
-
 	if (!msg) {
 		DBG("ISI client error: %d", g_isi_client_error(client));
 		goto error;
@@ -94,10 +339,23 @@ static bool routing_resp_cb(GIsiClient *client, const void *restrict data,
 		goto error;
 
 	if (msg[1] != SMS_OK) {
-		DBG("Request failed: 0x%02X", msg[1]);
-		goto error;
+
+		if (msg[1] == SMS_ERR_PP_RESERVED) {
+			DBG("Request failed: 0x%02"PRIx8" (%s).\n\n  "
+				"Unable to bootstrap SMS routing.\n  "
+				"It appears some other component is "
+				"already\n  registered as the SMS "
+				"routing endpoint.\n  As a consequence, "
+				"receiving SMSs is NOT going to work.\n  "
+				"Receiving on the other hand might work.\n\n",
+				msg[1], sms_isi_cause_name(msg[1]));
+			ofono_sms_register(sms);
+		}
+		return true;
 	}
 
+	g_isi_subscribe(client, SMS_PP_ROUTING_NTF, routing_ntf_cb, sms);
+
 	ofono_sms_register(sms);
 	return true;
 
@@ -134,8 +392,8 @@ static int isi_sms_probe(struct ofono_sms *sms, unsigned int vendor,
 	ofono_sms_set_data(sms, data);
 
 	g_isi_client_set_debug(data->client, sms_debug, NULL);
-	g_isi_subscribe(data->client, SMS_PP_ROUTING_NTF, routing_ntf_cb, sms);
-
+	g_isi_subscribe(data->client, SMS_MESSAGE_SEND_STATUS_IND,
+			send_status_ind_cb, sms);
 	if (!g_isi_request_make(data->client, msg, sizeof(msg), SMS_TIMEOUT,
 				routing_resp_cb, sms))
 		DBG("Failed to set SMS routing.");
@@ -147,10 +405,30 @@ static void isi_sms_remove(struct ofono_sms *sms)
 {
 	struct sms_data *data = ofono_sms_get_data(sms);
 
-	if (data) {
+	const unsigned char msg[] = {
+		SMS_PP_ROUTING_REQ,
+		SMS_ROUTING_RELEASE,
+		0x01,  /* Sub-block count */
+		SMS_GSM_ROUTING,
+		0x08,  /* Sub-block length */
+		SMS_GSM_TPDU_ROUTING,
+		SMS_GSM_MT_ALL_TYPE,
+		0x00, 0x00, 0x00,  /* Filler */
+		0x00  /* Sub-sub-block count */
+	};
+
+	if (!data)
+		return;
+
+	if (data->client) {
+		/* Send a promiscuous routing release, so as not to
+		 * hog resources unnecessarily after being removed */
+		g_isi_request_make(data->client, msg, sizeof(msg),
+					SMS_TIMEOUT, NULL, NULL);
 		g_isi_client_destroy(data->client);
-		g_free(data);
 	}
+
+	g_free(data);
 }
 
 static struct ofono_sms_driver driver = {