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+/*
+
+    DiskImageTool - Tool for manipulating disk images
+
+    Copyright (C) 2019  Ian Cowburn (ianc@noddybox.co.uk)
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+    -------------------------------------------------------------------------
+
+    Various utilities
+
+*/
+
+#ifndef DITOOL_UTIL_H
+#define DITOOL_UTIL_H
+
+/* Allocate memory, quitting if it fails
+*/
+void    *Malloc(size_t size);
+
+/* Reallocate memory, quitting if it fails
+*/
+void    *Realloc(void *p, size_t size);
+
+/* Get the next line from stdin, prompting with prompt.  Will only return at
+   EOF or when a string is entered.  Returns TRUE for OK, FALSE for EOF.
+*/
+int     GetLine(const char *prompt, char *buff, size_t buffsize);
+
+/* Load the file from path into memory, returning a pointer to an allocated
+   block for the file.  *size holds the size of the file.  Returns NULL on
+   error.
+*/
+void    *Load(const char *path, size_t *size);
+
+/* Save the passed memory to the path.  Returns TRUE for OK, FALSE for failure.
+*/
+int     Save(const char *path, const void *buff, size_t buffsize);
+
+/* Compare a lump of memory with a string.  Returns as per memcmp()
+*/
+int     CompareMem(const void *mem, const char *str);
+
+/* Gets a character from the user from a list of possible choices with an
+   optional default value.  Returns zero on EOF.
+*/
+char    GetOption(const char *prompt, const char *allowed, char default_val);
+
+#endif
+
+/*
+vim: ai sw=4 ts=8 expandtab
+*/