-/* Function DirScan: simple scan for a directory. See DirScan.c */
-int DirScan(char * dirname, int(*compute)(struct dirent *));
+/* Function dir_scan: simple scan for a directory. See dir_scan.c */
+int dir_scan(char * dirname, int(*compute)(struct dirent *));
+/* Function InitFile: secure create of a file with initial content */
+ssize_t InitFile(int dirfd, const char *file, const char *buf, size_t size);
+/* Function full_fread: to read from a standard file. See full_fread.c */