Index: trunk/src_3rd/load_cache/load_cache.c
===================================================================
--- trunk/src_3rd/load_cache/load_cache.c	(revision 757)
+++ trunk/src_3rd/load_cache/load_cache.c	(revision 758)
@@ -141,3 +141,22 @@
 	htsp_pop(&ctx->files, file->name);
 	ldch_free_file(ctx, file);
 }
+
+ldch_data_t *ldch_data_alloc(ldch_file_t *file, ldch_high_parser_t *high_parser, size_t payload_size)
+{
+	ldch_data_t *data = calloc(sizeof(ldch_data_t) - 1 + payload_size, 1);
+	data->parent = file;
+	data->high_parser = high_parser;
+	data->payload_size = payload_size;
+	return data;
+}
+
+ldch_file_t *ldch_file_alloc(ldch_ctx_t *ctx, ldch_low_parser_t *low_parser, size_t low_payload_size)
+{
+	ldch_file_t *file = calloc(sizeof(ldch_file_t) - 1 + low_payload_size, 1);
+	file->parent = ctx;
+	file->low_parser = low_parser;
+	file->low_payload_size = low_payload_size;
+	return file;
+}
+
Index: trunk/src_3rd/load_cache/load_cache.h
===================================================================
--- trunk/src_3rd/load_cache/load_cache.h	(revision 757)
+++ trunk/src_3rd/load_cache/load_cache.h	(revision 758)
@@ -26,7 +26,7 @@
 struct ldch_data_s {
 	ldch_file_t *parent;
 	ldch_high_parser_t *high_parser;
-	int payload_size;
+	size_t payload_size;
 	char payload[1];   /* real size: payload_size (caches parsed data) */
 };
 
@@ -36,7 +36,7 @@
 	vtp0_t data;          /* -> (ldch_data_t *), indexed by high_parser uid */
 	void *user_data;
 	ldch_low_parser_t *low_parser;
-	int low_payload_size;
+	size_t low_payload_size;
 	char low_payload[1];  /* real size: low_payload_size (caches low level parsed data) */
 };
 
@@ -62,3 +62,8 @@
 
 void ldch_unload(ldch_ctx_t *ctx, ldch_file_t *file);
 
+
+/*** calls for parsers ***/
+ldch_data_t *ldch_data_alloc(ldch_file_t *file, ldch_high_parser_t *high_parser, size_t payload_size);
+ldch_file_t *ldch_file_alloc(ldch_ctx_t *ctx, ldch_low_parser_t *low_parser, size_t low_payload_size);
+