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-rw-r--r--include/osmocom/gsm/gea.h9
1 files changed, 7 insertions, 2 deletions
diff --git a/include/osmocom/gsm/gea.h b/include/osmocom/gsm/gea.h
index 5c23d2ac..fff9baa1 100644
--- a/include/osmocom/gsm/gea.h
+++ b/include/osmocom/gsm/gea.h
@@ -1,5 +1,8 @@
-/*! \file gea.h
- * GEA3 header.
+/*! \defgroup gea GPRS GEA3/GEA4 ciphering algorithm
+ * @{
+ * \file gea.h
+ *
+ * GEA3/GEA4 header.
*
* See gea.c for details
*/
@@ -15,3 +18,5 @@ int gea3(uint8_t *out, uint16_t len, uint8_t *kc, uint32_t iv,
int gea4(uint8_t *out, uint16_t len, uint8_t *kc, uint32_t iv,
enum gprs_cipher_direction direct);
+
+/*! @} */