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-rw-r--r--include/osmocom/gsm/gsm0808.h1
-rw-r--r--src/gsm/gsm0808.c13
-rw-r--r--src/gsm/libosmogsm.map1
3 files changed, 15 insertions, 0 deletions
diff --git a/include/osmocom/gsm/gsm0808.h b/include/osmocom/gsm/gsm0808.h
index 5ae0af83..f4fc7c4c 100644
--- a/include/osmocom/gsm/gsm0808.h
+++ b/include/osmocom/gsm/gsm0808.h
@@ -51,6 +51,7 @@ struct msgb *gsm0808_create_cipher(const struct gsm0808_encrypt_info *ei,
const uint8_t *cipher_response_mode);
struct msgb *gsm0808_create_cipher_complete(struct msgb *layer3, uint8_t alg_id);
struct msgb *gsm0808_create_cipher_reject(uint8_t cause);
+struct msgb *gsm0808_create_classmark_request();
struct msgb *gsm0808_create_classmark_update(const uint8_t *cm2, uint8_t cm2_len,
const uint8_t *cm3, uint8_t cm3_len);
struct msgb *gsm0808_create_sapi_reject(uint8_t link_id);
diff --git a/src/gsm/gsm0808.c b/src/gsm/gsm0808.c
index e3b10d0c..9a9f70ee 100644
--- a/src/gsm/gsm0808.c
+++ b/src/gsm/gsm0808.c
@@ -341,6 +341,19 @@ struct msgb *gsm0808_create_lcls_notification(enum gsm0808_lcls_status status, b
return msg;
}
+/*! Create BSSMAP Classmark Request message
+ * \returns callee-allocated msgb with BSSMAP Classmark Request message */
+struct msgb *gsm0808_create_classmark_request()
+{
+ struct msgb *msg = msgb_alloc_headroom(BSSMAP_MSG_SIZE, BSSMAP_MSG_HEADROOM,
+ "classmark-request");
+ if (!msg)
+ return NULL;
+
+ msgb_v_put(msg, BSS_MAP_MSG_CLASSMARK_RQST);
+ msg->l3h = msgb_tv_push(msg, BSSAP_MSG_BSS_MANAGEMENT, msgb_length(msg));
+ return msg;
+}
/*! Create BSSMAP Classmark Update message
* \param[in] cm2 Classmark 2
diff --git a/src/gsm/libosmogsm.map b/src/gsm/libosmogsm.map
index 60d6ed84..0c40c88c 100644
--- a/src/gsm/libosmogsm.map
+++ b/src/gsm/libosmogsm.map
@@ -156,6 +156,7 @@ gsm0808_create_ass_fail;
gsm0808_create_cipher;
gsm0808_create_cipher_complete;
gsm0808_create_cipher_reject;
+gsm0808_create_classmark_request;
gsm0808_create_classmark_update;
gsm0808_create_clear_command;
gsm0808_create_clear_complete;