libdlt: Add error handling

Error handling was added in case it failed to send to daemon.

Signed-off-by: S. Hameed <shameed@jp.adit-jv.com>
Signed-off-by: Saya Sugiura <ssugiura@jp.adit-jv.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/src/shared/dlt_common.c b/src/shared/dlt_common.c
index ce2d3f4..192f5d8 100644
--- a/src/shared/dlt_common.c
+++ b/src/shared/dlt_common.c
@@ -2614,6 +2614,21 @@ void dlt_buffer_read_block(DltBuffer *buf, int *read, unsigned char *data, unsig
     }
 }
 
+int dlt_buffer_check_size(DltBuffer *buf, int needed)
+{
+    if (buf == NULL)
+    {
+        return DLT_RETURN_WRONG_PARAMETER;
+    }
+
+    if ((buf->size + sizeof(DltBufferHead) + needed) > buf->max_size)
+    {
+        return DLT_RETURN_ERROR;
+    }
+
+    return DLT_RETURN_OK;
+}
+
 int dlt_buffer_increase_size(DltBuffer *buf)
 {
     DltBufferHead *head,*new_head;