attrib: Add API for reliable write

Android expose to application api for reliable write. Therefore we need
to add this support to gattrib

2 files changed, 23 insertions, 0 deletions

diff --git a/attrib/gatt.c b/attrib/gatt.c
index 49cd1a3bd..e461ab7e2 100644
--- a/attrib/gatt.c
+++ b/attrib/gatt.c
@@ -871,6 +871,24 @@ guint gatt_write_char(GAttrib *attrib, uint16_t handle, const uint8_t *value,
 	return prepare_write(long_write);
 }
 
+guint gatt_reliable_write_char(GAttrib *attrib, uint16_t handle,
+					const uint8_t *value, size_t vlen,
+					GAttribResultFunc func,
+					gpointer user_data)
+{
+	uint8_t *buf;
+	guint16 plen;
+	size_t buflen;
+
+	buf = g_attrib_get_buffer(attrib, &buflen);
+
+	plen = enc_prep_write_req(handle, 0, value, vlen, buf, buflen);
+	if (!plen)
+		return 0;
+
+	return g_attrib_send(attrib, 0, buf, plen, func, user_data, NULL);
+}
+
 guint gatt_exchange_mtu(GAttrib *attrib, uint16_t mtu, GAttribResultFunc func,
 							gpointer user_data)
 {
diff --git a/attrib/gatt.h b/attrib/gatt.h
index c65bf6c0d..585a8763e 100644
--- a/attrib/gatt.h
+++ b/attrib/gatt.h
@@ -84,6 +84,11 @@ guint gatt_write_char(GAttrib *attrib, uint16_t handle, const uint8_t *value,
 					size_t vlen, GAttribResultFunc func,
 					gpointer user_data);
 
+guint gatt_reliable_write_char(GAttrib *attrib, uint16_t handle,
+					const uint8_t *value, size_t vlen,
+					GAttribResultFunc func,
+					gpointer user_data);
+
 guint gatt_discover_char_desc(GAttrib *attrib, uint16_t start, uint16_t end,
 				GAttribResultFunc func, gpointer user_data);