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-rw-r--r--include/osmocom/gsm/gsm0808.h1
-rw-r--r--src/gsm/gsm0808.c16
-rw-r--r--src/gsm/libosmogsm.map1
3 files changed, 18 insertions, 0 deletions
diff --git a/include/osmocom/gsm/gsm0808.h b/include/osmocom/gsm/gsm0808.h
index 6d14e13..35e7a8e 100644
--- a/include/osmocom/gsm/gsm0808.h
+++ b/include/osmocom/gsm/gsm0808.h
@@ -49,6 +49,7 @@ struct msgb *gsm0808_create_layer3_2(const struct msgb *msg_l3, const struct osm
struct msgb *gsm0808_create_reset(void);
struct msgb *gsm0808_create_reset_ack(void);
struct msgb *gsm0808_create_clear_command(uint8_t cause);
+struct msgb *gsm0808_create_clear_command2(uint8_t cause, bool csfb_ind);
struct msgb *gsm0808_create_clear_complete(void);
struct msgb *gsm0808_create_cipher(const struct gsm0808_encrypt_info *ei,
const uint8_t *cipher_response_mode);
diff --git a/src/gsm/gsm0808.c b/src/gsm/gsm0808.c
index fce8e0a..2907255 100644
--- a/src/gsm/gsm0808.c
+++ b/src/gsm/gsm0808.c
@@ -195,6 +195,22 @@ struct msgb *gsm0808_create_clear_command(uint8_t cause)
return msg;
}
+/*! Create BSSMAP Clear Command message.
+ * \param[in] cause TS 08.08 cause value.
+ * \param[in] csfb_ind indicate that the call was established in an CSFB context.
+ * \returns callee-allocated msgb with BSSMAP Clear Command message. */
+struct msgb *gsm0808_create_clear_command2(uint8_t cause, bool csfb_ind)
+{
+ struct msgb *msg = gsm0808_create_clear_command(cause);
+ if (!msg)
+ return NULL;
+
+ if (csfb_ind)
+ msgb_v_put(msg, GSM0808_IE_CSFB_INDICATION);
+
+ return msg;
+}
+
/*! Create BSSMAP Cipher Mode Command message
* \param[in] ei Mandatory Encryption Information
* \param[in] cipher_response_mode optional 1-byte Cipher Response Mode
diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index 3cfe6a7..602c7a6 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -164,6 +164,7 @@ gsm0808_get_cipher_reject_cause;
gsm0808_create_classmark_request;
gsm0808_create_classmark_update;
gsm0808_create_clear_command;
+gsm0808_create_clear_command2;
gsm0808_create_clear_complete;
gsm0808_create_clear_rqst;
gsm0808_create_paging;