diff --git a/src/daemon/executor/container_cb/execution_stream.c b/src/daemon/executor/container_cb/execution_stream.c
index ed3913b7181148c8a81b9c2b822a827f115f9a77..6a35c4fd7404407fbf5d01839ec4191fec5df2c3 100644
--- a/src/daemon/executor/container_cb/execution_stream.c
+++ b/src/daemon/executor/container_cb/execution_stream.c
@@ -47,6 +47,13 @@
 #include "container_operator.h"
 #include "io_handler.h"
 
+struct container_log_config {
+    char *driver;
+    char *path;
+    int rotate;
+    int64_t size;
+};
+
 static int do_append_process_exec_env(const char **default_env, defs_process *spec)
 {
     int ret = 0;
@@ -295,8 +302,7 @@ err_out:
     return NULL;
 }
 
-static int exec_container(container_t *cont, const char *runtime, char * const console_fifos[],
-                          defs_process_user *puser,
+static int exec_container(container_t *cont, const char *runtime, char * const console_fifos[], defs_process_user *puser,
                           const container_exec_request *request, int *exit_code)
 {
     int ret = 0;
@@ -2055,6 +2061,20 @@ static bool support_logs(struct container_log_config *log_config)
     return true;
 }
 
+static void container_log_config_free(struct container_log_config *conf)
+{
+    if (conf == NULL) {
+        return;
+    }
+    free(conf->path);
+    conf->path = NULL;
+    free(conf->driver);
+    conf->driver = NULL;
+    conf->rotate = 0;
+    conf->size = 0;
+    free(conf);
+}
+
 static int container_logs_cb(const struct isulad_logs_request *request, stream_func_wrapper *stream,
                              struct isulad_logs_response **response)
 {
diff --git a/src/daemon/libisulad.c b/src/daemon/libisulad.c
index 204a0199dca1a7af2a074443a780daadbd8af0a8..65cda67a699e7b333b8b017153db1196455e6dbf 100644
--- a/src/daemon/libisulad.c
+++ b/src/daemon/libisulad.c
@@ -233,20 +233,6 @@ void isulad_logs_response_free(struct isulad_logs_response *response)
     free(response);
 }
 
-void container_log_config_free(struct container_log_config *conf)
-{
-    if (conf == NULL) {
-        return;
-    }
-    free(conf->path);
-    conf->path = NULL;
-    free(conf->driver);
-    conf->driver = NULL;
-    conf->rotate = 0;
-    conf->size = 0;
-    free(conf);
-}
-
 /* events copy */
 int event_copy(const struct isulad_events_format *src, struct isulad_events_format *dest)
 {
diff --git a/src/daemon/libisulad.h b/src/daemon/libisulad.h
index aab743519e926ff2687704dce3cde4093c94f9fb..b59edf6d6e276401c3ff96da62753eae1b5d01e2 100644
--- a/src/daemon/libisulad.h
+++ b/src/daemon/libisulad.h
@@ -199,35 +199,6 @@ struct isulad_container_resize_response {
     char *errmsg;
 };
 
-struct isulad_image_info {
-    char *imageref;
-    char *type;
-    char *digest;
-    int64_t created; /* seconds */
-    int32_t created_nanos;
-    int64_t size; /* Bytes */
-};
-
-struct isulad_create_image_request {
-    struct isulad_image_info image_info;
-};
-
-struct isulad_create_image_response {
-    uint32_t cc;
-    uint32_t server_errono;
-    struct isulad_image_info image_info;
-    char *errmsg;
-};
-
-struct container_log_config {
-    char *driver;
-    char *path;
-    int rotate;
-    int64_t size;
-};
-
-void container_log_config_free(struct container_log_config *conf);
-
 void isulad_events_request_free(struct isulad_events_request *request);
 
 void isulad_copy_from_container_request_free(struct isulad_copy_from_container_request *request);