[RFC PATCH 1/2] smsutil: national to international conversion in status report

[Petteri Tikander <petteri.tikander@ixonos.com>]

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---
 src/smsutil.c |   70 ++++++++++++++++++++++++++++++++++++++++++++------------
 1 files changed, 55 insertions(+), 15 deletions(-)

diff --git a/src/smsutil.c b/src/smsutil.c
index 26c7951..2d47289 100644
--- a/src/smsutil.c
+++ b/src/smsutil.c
@@ -2826,14 +2826,18 @@ gboolean status_report_assembly_report(struct status_report_assembly *assembly,
 	unsigned int offset = status_report->status_report.mr / 32;
 	unsigned int bit = 1 << (status_report->status_report.mr % 32);
 	struct id_table_node *node = NULL;
-	const char *straddr;
+	const char *straddr, *sent_addr;
+	struct sms_address addr;
 	GHashTable *id_table;
 	gpointer key, value;
 	gboolean delivered;
-	GHashTableIter iter;
+	GHashTableIter iter_addr, iter;
 	gboolean pending;
 	int i;
 	unsigned int msg_id;
+	unsigned int n_digits;
+	unsigned int len_sent_addr;
+	unsigned int len_rec_addr;
 
 	/* We ignore temporary or tempfinal status reports */
 	if (sr_st_to_delivered(status_report->status_report.st,
@@ -2841,20 +2845,54 @@ gboolean status_report_assembly_report(struct status_report_assembly *assembly,
 		return FALSE;
 
 	straddr = sms_address_to_string(&status_report->status_report.raddr);
-	id_table = g_hash_table_lookup(assembly->assembly_table, straddr);
 
-	/* key (receiver address) does not exist in assembly */
-	if (id_table == NULL)
-		return FALSE;
+	g_hash_table_iter_init(&iter_addr, assembly->assembly_table);
 
-	g_hash_table_iter_init(&iter, id_table);
-	while (g_hash_table_iter_next(&iter, &key, &value)) {
-		node = value;
+	/*
+	 * Go through all addresses. Each address can relate to
+	 * 1-n msg_ids.
+	 */
+	while (g_hash_table_iter_next(&iter_addr, (gpointer) &sent_addr,
+					(gpointer) &id_table)) {
+		/*
+		 * Some networks can change address to international format,
+		 * although address is sent in the national format.
+		 * So notify this special case by checking only
+		 * last six digits. If address contains less than six digits,
+		 * compare only existing digits.
+		 */
+		if ((straddr[0] == '+') && (sent_addr[0] != '+')) {
+			len_sent_addr = strlen(sent_addr);
+			len_rec_addr = strlen(straddr);
+			n_digits = (len_sent_addr > 6) ? 6 : len_sent_addr;
 
-		if (node->mrs[offset] & bit)
-			break;
+			if (strcmp(&straddr[len_rec_addr - n_digits],
+					&sent_addr[len_sent_addr - n_digits]))
+				continue;
+		}
+		/*
+		 * In other cases the whole number received in the status report
+		 * should match with the number originally sent.
+		 */
+		else if (strcmp(straddr, sent_addr))
+				continue;
+
+		g_hash_table_iter_init(&iter, id_table);
+		while (g_hash_table_iter_next(&iter, &key, &value)) {
+			node = value;
+
+			if (node->mrs[offset] & bit)
+				break;
 
-		node = NULL;
+			node = NULL;
+		}
+
+		/*
+		 * Received address with MR matched with one of the stored
+		 * addresses and MR, so no need to continue searching.
+		 */
+		if (node)
+			break;
 	}
 
 	/* Unable to find a message reference belonging to this address */
@@ -2881,6 +2919,8 @@ gboolean status_report_assembly_report(struct status_report_assembly *assembly,
 
 	msg_id = *(unsigned int *) key;
 
+	sms_address_from_string(&addr, sent_addr);
+
 	if (pending == TRUE && node->deliverable == TRUE) {
 		/*
 		 * More status reports expected, and already received
@@ -2888,7 +2928,7 @@ gboolean status_report_assembly_report(struct status_report_assembly *assembly,
 		 */
 		sr_assembly_add_fragment_backup(
 					assembly->imsi, node,
-					&status_report->status_report.raddr,
+					&addr,
 					msg_id);
 
 		return FALSE;
@@ -2901,14 +2941,14 @@ gboolean status_report_assembly_report(struct status_report_assembly *assembly,
 		*out_id = msg_id;
 
 	sr_assembly_remove_fragment_backup(assembly->imsi,
-					&status_report->status_report.raddr,
+					&addr,
 					msg_id);
 
 	g_hash_table_iter_remove(&iter);
 
 	if (g_hash_table_size(id_table) == 0)
 		g_hash_table_remove(assembly->assembly_table,
-				status_report->status_report.raddr.address);
+					sent_addr);
 
 	return TRUE;
 }
-- 
1.6.3.3