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Diffstat (limited to 'trunk/src/lib/util/coreutil.h')
-rw-r--r-- | trunk/src/lib/util/coreutil.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/trunk/src/lib/util/coreutil.h b/trunk/src/lib/util/coreutil.h new file mode 100644 index 00000000000..e7d179de176 --- /dev/null +++ b/trunk/src/lib/util/coreutil.h @@ -0,0 +1,72 @@ +/*************************************************************************** + + coreutil.h + + Miscellaneous utility code + +**************************************************************************** + + Copyright Aaron Giles + All rights reserved. + + Redistribution and use in source and binary forms, with or without + modification, are permitted provided that the following conditions are + met: + + * Redistributions of source code must retain the above copyright + notice, this list of conditions and the following disclaimer. + * Redistributions in binary form must reproduce the above copyright + notice, this list of conditions and the following disclaimer in + the documentation and/or other materials provided with the + distribution. + * Neither the name 'MAME' nor the names of its contributors may be + used to endorse or promote products derived from this software + without specific prior written permission. + + THIS SOFTWARE IS PROVIDED BY AARON GILES ''AS IS'' AND ANY EXPRESS OR + IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED + WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + DISCLAIMED. IN NO EVENT SHALL AARON GILES BE LIABLE FOR ANY DIRECT, + INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES + (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, + STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING + IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + POSSIBILITY OF SUCH DAMAGE. + +***************************************************************************/ + +#pragma once + +#ifndef __COREUTIL_H__ +#define __COREUTIL_H__ + +#include "osdcomm.h" + + +/*************************************************************************** + BINARY CODED DECIMAL HELPERS +***************************************************************************/ + +int bcd_adjust(int value); +UINT32 dec_2_bcd(UINT32 a); +UINT32 bcd_2_dec(UINT32 a); + + +/*************************************************************************** + GREGORIAN CALENDAR HELPERS +***************************************************************************/ + +int gregorian_is_leap_year(int year); +int gregorian_days_in_month(int month, int year); + + +/*************************************************************************** + MISC +***************************************************************************/ + +void rand_memory(void *memory, size_t length); + + +#endif /* __COREUTIL_H__ */ |