editstring.h

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00001 #ifndef _GPXE_EDITSTRING_H
00002 #define _GPXE_EDITSTRING_H
00003 
00004 /** @file
00005  *
00006  * Editable strings
00007  *
00008  */
00009 
00010 FILE_LICENCE ( GPL2_OR_LATER );
00011 
00012 /** An editable string */
00013 struct edit_string {
00014         /** Buffer for string */
00015         char *buf;
00016         /** Size of buffer (including terminating NUL) */
00017         size_t len;
00018         /** Cursor position */
00019         unsigned int cursor;
00020 
00021         /* The following items are the edit history */
00022 
00023         /** Last cursor position */
00024         unsigned int last_cursor;
00025         /** Start of modified portion of string */
00026         unsigned int mod_start;
00027         /** End of modified portion of string */
00028         unsigned int mod_end;
00029 };
00030 
00031 extern int edit_string ( struct edit_string *string, int key ) __nonnull;
00032 
00033 #endif /* _GPXE_EDITSTRING_H */