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|
#ifndef MODULE_BIT_VECTOR
#define MODULE_BIT_VECTOR
#ifdef __cplusplus
extern "C"
{
#endif
/*****************************************************************************/
/* MODULE NAME: BitVector.h MODULE TYPE: (adt) */
/*****************************************************************************/
/* MODULE IMPORTS: */
/*****************************************************************************/
#include <stdlib.h> /* MODULE TYPE: (sys) */
#include <limits.h> /* MODULE TYPE: (sys) */
#include <string.h> /* MODULE TYPE: (sys) */
#include <ctype.h> /* MODULE TYPE: (sys) */
#include "ToolBox.h" /* MODULE TYPE: (dat) */
/*****************************************************************************/
/* MODULE INTERFACE: */
/*****************************************************************************/
typedef enum
{
BV_ErrCode_Ok = 0, /* everything went allright */
BV_ErrCode_Type, /* types word and size_t have incompatible sizes */
BV_ErrCode_Bits, /* bits of word and sizeof(word) are inconsistent */
BV_ErrCode_Word, /* size of word is less than 16 bits */
BV_ErrCode_Powr, /* number of bits of word is not a power of two */
BV_ErrCode_Loga, /* error in calculation of logarithm */
BV_ErrCode_Lpwr, /* number of bits of long is not a power of two */
BV_ErrCode_WgtL, /* size of word is greater than size of long */
BV_ErrCode_Null, /* unable to allocate memory */
BV_ErrCode_Indx, /* index out of range */
BV_ErrCode_Ordr, /* minimum > maximum index */
BV_ErrCode_Size, /* bit vector size mismatch */
BV_ErrCode_Pars, /* input string syntax error */
BV_ErrCode_Ovfl, /* numeric overflow error */
BV_ErrCode_Same, /* operands must be distinct */
BV_ErrCode_Expo, /* exponent must be positive */
BV_ErrCode_Zero, /* division by zero error */
BV_ErrCode_Oops /* unexpected error (contact author) */
}
BV_ErrCode;
typedef
wordptr *bv_listptr;
/* ===> MISCELLANEOUS BASIC FUNCTIONS: <=== */
charptr BitVector_Error (BV_ErrCode error); /* map errcode to string */
BV_ErrCode BitVector_Boot (void); /* 0 = ok, 1..17 = error */
N_word BitVector_Size (N_int bits); /* bit vec. size (# of words) */
N_word BitVector_Mask (N_int bits); /* bit vec. mask (unused bits) */
/* ===> CLASS METHODS: <=== */
charptr BitVector_Version (void); /* return version string */
N_int BitVector_Word_Bits (void); /* return # of bits in machine word */
N_int BitVector_Long_Bits (void); /* return # of bits in unsigned long */
/* ===> CONSTRUCTOR METHODS: <=== */
wordptr BitVector_Create (N_int bits, boolean clear); /* malloc */
bv_listptr BitVector_Create_List(N_int bits, boolean clear, N_int count);
wordptr BitVector_Resize (wordptr oldaddr, N_int bits); /* realloc */
wordptr BitVector_Shadow (wordptr addr); /* make same size but empty */
wordptr BitVector_Clone (wordptr addr); /* make exact duplicate */
wordptr BitVector_Concat (wordptr X, wordptr Y); /* return concat'd */
/* ===> DESTRUCTOR METHODS: <=== */
void BitVector_Dispose (charptr string); /* string */
void BitVector_Destroy (wordptr addr); /* bitvec */
void BitVector_Destroy_List (bv_listptr list, N_int count); /* list */
/* ===> OBJECT METHODS: <=== */
/* ===> bit vector copy function: */
void BitVector_Copy (wordptr X, wordptr Y); /* X = Y */
/* ===> bit vector initialization: */
void BitVector_Empty (wordptr addr); /* X = {} */
void BitVector_Fill (wordptr addr); /* X = ~{} */
void BitVector_Flip (wordptr addr); /* X = ~X */
void BitVector_Primes (wordptr addr);
/* ===> miscellaneous functions: */
void BitVector_Reverse (wordptr X, wordptr Y);
/* ===> bit vector interval operations and functions: */
void BitVector_Interval_Empty (wordptr addr, N_int lower, N_int upper);
void BitVector_Interval_Fill (wordptr addr, N_int lower, N_int upper);
void BitVector_Interval_Flip (wordptr addr, N_int lower, N_int upper);
void BitVector_Interval_Reverse (wordptr addr, N_int lower, N_int upper);
boolean BitVector_interval_scan_inc (wordptr addr, N_int start,
N_intptr min, N_intptr max);
boolean BitVector_interval_scan_dec (wordptr addr, N_int start,
N_intptr min, N_intptr max);
void BitVector_Interval_Copy (wordptr X, wordptr Y, N_int Xoffset,
N_int Yoffset, N_int length);
wordptr BitVector_Interval_Substitute(wordptr X, wordptr Y,
N_int Xoffset, N_int Xlength,
N_int Yoffset, N_int Ylength);
/* ===> bit vector test functions: */
boolean BitVector_is_empty (wordptr addr); /* X == {} ? */
boolean BitVector_is_full (wordptr addr); /* X == ~{} ? */
boolean BitVector_equal (wordptr X, wordptr Y); /* X == Y ? */
Z_int BitVector_Lexicompare(wordptr X, wordptr Y); /* X <,=,> Y ? */
Z_int BitVector_Compare (wordptr X, wordptr Y); /* X <,=,> Y ? */
/* ===> bit vector string conversion functions: */
charptr BitVector_to_Hex (wordptr addr);
BV_ErrCode BitVector_from_Hex (wordptr addr, charptr string);
charptr BitVector_to_Bin (wordptr addr);
BV_ErrCode BitVector_from_Bin (wordptr addr, charptr string);
charptr BitVector_to_Dec (wordptr addr);
BV_ErrCode BitVector_from_Dec (wordptr addr, charptr string);
charptr BitVector_to_Enum (wordptr addr);
BV_ErrCode BitVector_from_Enum (wordptr addr, charptr string);
/* ===> bit vector bit operations, functions & tests: */
void BitVector_Bit_Off (wordptr addr, N_int index); /* X = X \ {x} */
void BitVector_Bit_On (wordptr addr, N_int index); /* X = X + {x} */
boolean BitVector_bit_flip (wordptr addr, N_int index); /* (X+{x})\(X*{x}) */
boolean BitVector_bit_test (wordptr addr, N_int index); /* {x} in X ? */
void BitVector_Bit_Copy (wordptr addr, N_int index, boolean bit);
/* ===> bit vector bit shift & rotate functions: */
void BitVector_LSB (wordptr addr, boolean bit);
void BitVector_MSB (wordptr addr, boolean bit);
boolean BitVector_lsb_ (wordptr addr);
boolean BitVector_msb_ (wordptr addr);
boolean BitVector_rotate_left (wordptr addr);
boolean BitVector_rotate_right (wordptr addr);
boolean BitVector_shift_left (wordptr addr, boolean carry_in);
boolean BitVector_shift_right (wordptr addr, boolean carry_in);
void BitVector_Move_Left (wordptr addr, N_int bits);
void BitVector_Move_Right (wordptr addr, N_int bits);
/* ===> bit vector insert/delete bits: */
void BitVector_Insert (wordptr addr, N_int offset, N_int count,
boolean clear);
void BitVector_Delete (wordptr addr, N_int offset, N_int count,
boolean clear);
/* ===> bit vector arithmetic: */
boolean BitVector_increment (wordptr addr); /* X++ */
boolean BitVector_decrement (wordptr addr); /* X-- */
boolean BitVector_compute (wordptr X, wordptr Y, wordptr Z, boolean minus,
boolean *carry);
boolean BitVector_add (wordptr X, wordptr Y, wordptr Z, boolean *carry);
boolean BitVector_sub (wordptr X, wordptr Y, wordptr Z, boolean *carry);
boolean BitVector_inc (wordptr X, wordptr Y);
boolean BitVector_dec (wordptr X, wordptr Y);
void BitVector_Negate (wordptr X, wordptr Y);
void BitVector_Absolute (wordptr X, wordptr Y);
Z_int BitVector_Sign (wordptr addr);
BV_ErrCode BitVector_Mul_Pos (wordptr X, wordptr Y, wordptr Z, boolean strict);
BV_ErrCode BitVector_Multiply (wordptr X, wordptr Y, wordptr Z);
BV_ErrCode BitVector_Div_Pos (wordptr Q, wordptr X, wordptr Y, wordptr R);
BV_ErrCode BitVector_Divide (wordptr Q, wordptr X, wordptr Y, wordptr R);
BV_ErrCode BitVector_GCD (wordptr X, wordptr Y, wordptr Z);
BV_ErrCode BitVector_GCD2 (wordptr U, wordptr V, wordptr W, /* O */
wordptr X, wordptr Y); /* I */
BV_ErrCode BitVector_Power (wordptr X, wordptr Y, wordptr Z);
/* ===> direct memory access functions: */
void BitVector_Block_Store(wordptr addr, charptr buffer, N_int length);
charptr BitVector_Block_Read (wordptr addr, N_intptr length);
/* ===> word array functions: */
void BitVector_Word_Store (wordptr addr, N_int offset, N_int value);
N_int BitVector_Word_Read (wordptr addr, N_int offset);
void BitVector_Word_Insert(wordptr addr, N_int offset, N_int count,
boolean clear);
void BitVector_Word_Delete(wordptr addr, N_int offset, N_int count,
boolean clear);
/* ===> arbitrary size chunk functions: */
void BitVector_Chunk_Store(wordptr addr, N_int chunksize,
N_int offset, N_long value);
N_long BitVector_Chunk_Read (wordptr addr, N_int chunksize,
N_int offset);
/* ===> set operations: */
void Set_Union (wordptr X, wordptr Y, wordptr Z); /* X = Y + Z */
void Set_Intersection (wordptr X, wordptr Y, wordptr Z); /* X = Y * Z */
void Set_Difference (wordptr X, wordptr Y, wordptr Z); /* X = Y \ Z */
void Set_ExclusiveOr (wordptr X, wordptr Y, wordptr Z); /*(Y+Z)\(Y*Z)*/
void Set_Complement (wordptr X, wordptr Y); /* X = ~Y */
/* ===> set functions: */
boolean Set_subset (wordptr X, wordptr Y); /* X in Y */
N_int Set_Norm (wordptr addr); /* = |X| */
N_int Set_Norm2 (wordptr addr); /* = |X| */
N_int Set_Norm3 (wordptr addr); /* = |X| */
Z_long Set_Min (wordptr addr); /* = min(X) */
Z_long Set_Max (wordptr addr); /* = max(X) */
/* ===> matrix-of-booleans operations: */
void Matrix_Multiplication(wordptr X, N_int rowsX, N_int colsX,
wordptr Y, N_int rowsY, N_int colsY,
wordptr Z, N_int rowsZ, N_int colsZ);
void Matrix_Product (wordptr X, N_int rowsX, N_int colsX,
wordptr Y, N_int rowsY, N_int colsY,
wordptr Z, N_int rowsZ, N_int colsZ);
void Matrix_Closure (wordptr addr, N_int rows, N_int cols);
void Matrix_Transpose (wordptr X, N_int rowsX, N_int colsX,
wordptr Y, N_int rowsY, N_int colsY);
/*****************************************************************************/
/* MODULE RESOURCES: */
/*****************************************************************************/
#define BV_BITS_(BitVector) *(BitVector-3)
#define BV_SIZE_(BitVector) *(BitVector-2)
#define BV_MASK_(BitVector) *(BitVector-1)
#define BV_ERRCODE_TYPE "sizeof(word) > sizeof(size_t)"
#define BV_ERRCODE_BITS "bits(word) != sizeof(word)*8"
#define BV_ERRCODE_WORD "bits(word) < 16"
#define BV_ERRCODE_POWR "bits(word) is not a power of two"
#define BV_ERRCODE_LOGA "bits(word) != 2^ld(bits(word))"
#define BV_ERRCODE_LPWR "bits(long) is not a power of two"
#define BV_ERRCODE_WGTL "bits(word) > bits(long)"
#define BV_ERRCODE_NULL "unable to allocate memory"
#define BV_ERRCODE_INDX "index out of range"
#define BV_ERRCODE_ORDR "minimum > maximum index"
#define BV_ERRCODE_SIZE "bit vector size mismatch"
#define BV_ERRCODE_PARS "input string syntax error"
#define BV_ERRCODE_OVFL "numeric overflow error"
#define BV_ERRCODE_SAME "result vector(s) must be distinct"
#define BV_ERRCODE_EXPO "exponent must be positive"
#define BV_ERRCODE_ZERO "division by zero error"
#define BV_ERRCODE_OOPS "unexpected internal error - please contact author"
extern const N_int BV_ByteNorm[256];
/*
{
0x00, 0x01, 0x01, 0x02, 0x01, 0x02, 0x02, 0x03,
0x01, 0x02, 0x02, 0x03, 0x02, 0x03, 0x03, 0x04, // 0x00 //
0x01, 0x02, 0x02, 0x03, 0x02, 0x03, 0x03, 0x04,
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05, // 0x10 //
0x01, 0x02, 0x02, 0x03, 0x02, 0x03, 0x03, 0x04,
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05, // 0x20 //
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05,
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06, // 0x30 //
0x01, 0x02, 0x02, 0x03, 0x02, 0x03, 0x03, 0x04,
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05, // 0x40 //
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05,
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06, // 0x50 //
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05,
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06, // 0x60 //
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06,
0x04, 0x05, 0x05, 0x06, 0x05, 0x06, 0x06, 0x07, // 0x70 //
0x01, 0x02, 0x02, 0x03, 0x02, 0x03, 0x03, 0x04,
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05, // 0x80 //
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05,
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06, // 0x90 //
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05,
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06, // 0xA0 //
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06,
0x04, 0x05, 0x05, 0x06, 0x05, 0x06, 0x06, 0x07, // 0xB0 //
0x02, 0x03, 0x03, 0x04, 0x03, 0x04, 0x04, 0x05,
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06, // 0xC0 //
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06,
0x04, 0x05, 0x05, 0x06, 0x05, 0x06, 0x06, 0x07, // 0xD0 //
0x03, 0x04, 0x04, 0x05, 0x04, 0x05, 0x05, 0x06,
0x04, 0x05, 0x05, 0x06, 0x05, 0x06, 0x06, 0x07, // 0xE0 //
0x04, 0x05, 0x05, 0x06, 0x05, 0x06, 0x06, 0x07,
0x05, 0x06, 0x06, 0x07, 0x06, 0x07, 0x07, 0x08 // 0xF0 //
};
*/
/*****************************************************************************/
/* MODULE IMPLEMENTATION: */
/*****************************************************************************/
/*****************************************************************************/
/* VERSION: 7.4 */
/*****************************************************************************/
/* VERSION HISTORY: */
/*****************************************************************************/
/* */
/* Version 7.4 03.09.13 No changes. */
/* Version 7.3 01.06.13 No changes. */
/* Version 7.2 17.05.12 No changes. */
/* Version 7.1 29.09.09 Added prefix "BV_" to all global identifiers. */
/* Version 7.0 22.08.09 Fixed bugs in "GCD2()" and "Boot()". */
/* Version 6.9 12.08.09 Removed an obsolete warning (memory leak). */
/* Version 6.8 10.08.09 Fixed hard-coded table size BV_MASKTABSIZE. */
/* Version 6.7 08.08.09 No changes. */
/* Version 6.6 27.07.09 Made it thread-safe and MacOS X compatible. */
/* Version 6.5 27.07.09 Added automatic support for module "Storable". */
/* Version 6.4 03.10.04 Added C++ comp. directives. Improved "Norm()". */
/* Version 6.3 28.09.02 Added "Create_List()" and "GCD2()". */
/* Version 6.2 15.09.02 Overhauled error handling. Fixed "GCD()". */
/* Version 6.1 08.10.01 Make VMS linker happy: _lsb,_msb => _lsb_,_msb_ */
/* Version 6.0 08.10.00 Corrected overflow handling. */
/* Version 5.8 14.07.00 Added "Power()". Changed "Copy()". */
/* Version 5.7 19.05.99 Quickened "Div_Pos()". Added "Product()". */
/* Version 5.6 02.11.98 Leading zeros eliminated in "to_Hex()". */
/* Version 5.5 21.09.98 Fixed bug of uninitialized "error" in Multiply. */
/* Version 5.4 07.09.98 Fixed bug of uninitialized "error" in Divide. */
/* Version 5.3 12.05.98 Improved Norm. Completed history. */
/* Version 5.2 31.03.98 Improved Norm. */
/* Version 5.1 09.03.98 No changes. */
/* Version 5.0 01.03.98 Major additions and rewrite. */
/* Version 4.2 16.07.97 Added is_empty, is_full. */
/* Version 4.1 30.06.97 Added word-ins/del, move-left/right, inc/dec. */
/* Version 4.0 23.04.97 Rewrite. Added bit shift and bool. matrix ops. */
/* Version 3.2 04.02.97 Added interval methods. */
/* Version 3.1 21.01.97 Fixed bug on 64 bit machines. */
/* Version 3.0 12.01.97 Added flip. */
/* Version 2.0 14.12.96 Efficiency and consistency improvements. */
/* Version 1.1 08.01.96 Added Resize and ExclusiveOr. */
/* Version 1.0 14.12.95 First version under UNIX (with Perl module). */
/* Version 0.9 01.11.93 First version of C library under MS-DOS. */
/* Version 0.1 ??.??.89 First version in Turbo Pascal under CP/M. */
/* */
/*****************************************************************************/
/* AUTHOR: */
/*****************************************************************************/
/* */
/* Steffen Beyer */
/* mailto:STBEY@cpan.org */
/* http://www.engelschall.com/u/sb/download/ */
/* */
/*****************************************************************************/
/* COPYRIGHT: */
/*****************************************************************************/
/* */
/* Copyright (c) 1995 - 2013 by Steffen Beyer. */
/* All rights reserved. */
/* */
/*****************************************************************************/
/* LICENSE: */
/*****************************************************************************/
/* */
/* This library is free software; you can redistribute it and/or */
/* modify it under the terms of the GNU Library General Public */
/* License as published by the Free Software Foundation; either */
/* version 2 of the License, or (at your option) any later version. */
/* */
/* This library 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 */
/* Library General Public License for more details. */
/* */
/* You should have received a copy of the GNU Library General Public */
/* License along with this library; if not, write to the */
/* Free Software Foundation, Inc., */
/* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
/* */
/* or download a copy from ftp://ftp.gnu.org/pub/gnu/COPYING.LIB-2.0 */
/* */
/*****************************************************************************/
#ifdef __cplusplus
}
#endif
#endif
|
