/*****************************************************************************/ /* */ /* bitops.h */ /* */ /* Single bit operations */ /* */ /* */ /* */ /* (C) 1998 Ullrich von Bassewitz */ /* Wacholderweg 14 */ /* D-70597 Stuttgart */ /* EMail: uz@musoftware.de */ /* */ /* */ /* This software is provided 'as-is', without any expressed or implied */ /* warranty. In no event will the authors be held liable for any damages */ /* arising from the use of this software. */ /* */ /* Permission is granted to anyone to use this software for any purpose, */ /* including commercial applications, and to alter it and redistribute it */ /* freely, subject to the following restrictions: */ /* */ /* 1. The origin of this software must not be misrepresented; you must not */ /* claim that you wrote the original software. If you use this software */ /* in a product, an acknowledgment in the product documentation would be */ /* appreciated but is not required. */ /* 2. Altered source versions must be plainly marked as such, and must not */ /* be misrepresented as being the original software. */ /* 3. This notice may not be removed or altered from any source */ /* distribution. */ /* */ /*****************************************************************************/ #ifndef BITOPS_H #define BITOPS_H #include "attrib.h" /*****************************************************************************/ /* Code */ /*****************************************************************************/ unsigned BitFind (unsigned long Val) attribute ((const)); /* Find the first bit that is set in Val. Val must *not* be zero */ void BitSet (void* Data, unsigned Bit); /* Set a bit in a char array */ void BitReset (void* Data, unsigned Bit); /* Reset a bit in a char array */ int BitIsSet (void* Data, unsigned Bit) attribute ((const)); /* Check if a bit is set in a char array */ int BitIsReset (void* Data, unsigned Bit) attribute ((const)); /* Check if a bit is reset in a char array */ void BitMerge (void* Target, const void* Source, unsigned Size); /* Merge the bits of two char arrays (that is, do an or for the full array) */ /* End of bitops.h */ #endif