/*====================================================================* * * signed strincr (void * memory, size_t extent, byte min, byte max); * * memory.h * * increment a multi-byte memory region; start at min and reset at * max; return -1 if all bytes are max; * * Motley Tools by Charles Maier <cmaier@cmassoc.net>; * Copyright (c) 2001-2006 by Charles Maier Associates; * Licensed under the Internet Software Consortium License; * *--------------------------------------------------------------------*/ #ifndef STRINCR_SOURCE #define STRINCR_SOURCE #include "../tools/memory.h" signed strincr (void * memory, register size_t extent, register byte min, register byte max) { register byte * offset = (byte *)(memory); while (extent--) { if (++ offset [extent] <= max) { return (0); } offset [extent] = min; } return (-1); } #endif