2 files changed, 20 insertions, 3 deletions
diff --git a/src/lib/dlt_user.c b/src/lib/dlt_user.c
index 6cadb1f..5a84430 100644
--- a/src/lib/dlt_user.c
+++ b/src/lib/dlt_user.c
@@ -519,6 +519,7 @@ DltReturnValue dlt_init_common(void)
     uint32_t buffer_max = DLT_USER_RINGBUFFER_MAX_SIZE;
     char *env_buffer_step;
     uint32_t buffer_step = DLT_USER_RINGBUFFER_STEP_SIZE;
+    char *env_nonverbose_extended_header;
     char *env_log_buffer_len;
     uint32_t buffer_max_configured = 0;
 
@@ -545,6 +546,16 @@ DltReturnValue dlt_init_common(void)
     /* Use extended header for non verbose is enabled by default */
     dlt_user.use_extende_header_for_non_verbose = DLT_USER_USE_EXTENDED_HEADER_FOR_NONVERBOSE;
 
+    /* Use extended header for non verbose is modified as per environment variable */
+    env_nonverbose_extended_header = getenv(DLT_USER_ENV_DISABLE_EXTENDED_HEADER_FOR_NONVERBOSE);
+    if (env_nonverbose_extended_header)
+    {
+        if (strcmp(env_nonverbose_extended_header, "1") == 0)
+        {
+            dlt_user.use_extende_header_for_non_verbose = DLT_USER_NO_USE_EXTENDED_HEADER_FOR_NONVERBOSE;
+        }
+    }
+
     /* WIth session id is enabled by default */
     dlt_user.with_session_id = DLT_USER_WITH_SESSION_ID;
 
diff --git a/src/lib/dlt_user_cfg.h b/src/lib/dlt_user_cfg.h
index b256eda..9f3cc92 100644
--- a/src/lib/dlt_user_cfg.h
+++ b/src/lib/dlt_user_cfg.h
@@ -111,9 +111,6 @@
 /* Initial trace status */
 #define DLT_USER_INITIAL_TRACE_STATUS DLT_TRACE_STATUS_OFF
 
-/* use extended header for non-verbose mode: 0 - don't use, 1 - use */
-#define DLT_USER_USE_EXTENDED_HEADER_FOR_NONVERBOSE 1
-
 /* send always session id: 0 - don't use, 1 - use */
 #define DLT_USER_WITH_SESSION_ID 1
 
@@ -138,6 +135,15 @@
 /* Sleeps between resending user buffer at exit in nsec (1000000 nsec = 1ms)*/
 #define DLT_USER_ATEXIT_RESEND_BUFFER_SLEEP 100000000
 
+/* Name of environment variable to disable extended header in non verbose mode */
+#define DLT_USER_ENV_DISABLE_EXTENDED_HEADER_FOR_NONVERBOSE "DLT_DISABLE_EXTENDED_HEADER_FOR_NONVERBOSE"
+
+typedef enum
+{
+    DLT_USER_NO_USE_EXTENDED_HEADER_FOR_NONVERBOSE = 0,
+    DLT_USER_USE_EXTENDED_HEADER_FOR_NONVERBOSE
+} DltExtHeaderNonVer;
+
 /* Retry interval for mq error in usec */
 #define DLT_USER_MQ_ERROR_RETRY_INTERVAL 100000