gsm/protocol/gsm_04_11.h: add SMSC-address length limit definitions
Change-Id: Iea5c29909c5be80f81dbbc2873656ff5cf590a5d
diff --git a/include/osmocom/gsm/protocol/gsm_04_11.h b/include/osmocom/gsm/protocol/gsm_04_11.h
index 31f25ac..9054302 100644
--- a/include/osmocom/gsm/protocol/gsm_04_11.h
+++ b/include/osmocom/gsm/protocol/gsm_04_11.h
@@ -62,6 +62,16 @@
GSM411_IE_RP_CAUSE = 0x42, /* 8.2.5.4 */
};
+/* Sections 8.2.5.1 and 8.2.5.2 set limits on the length of an SMSC-address.
+ * The spec states these limits in terms of min and max values of the length
+ * octet in type 4 IEs SM-RP-OA and SM-RP-DA; these IE length limits translate
+ * into a minimum of 1 digit and a maximum of 20 digits.
+ */
+#define GSM411_SMSC_ADDR_MIN_OCTETS 2
+#define GSM411_SMSC_ADDR_MAX_OCTETS 11
+#define GSM411_SMSC_ADDR_MIN_DIGITS 1
+#define GSM411_SMSC_ADDR_MAX_DIGITS 20
+
/* Chapter 8.2.5.4 Table 8.4 */
enum gsm411_rp_cause {
/* valid only for MO */