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ruby/regint.h

712 строки
24 KiB
C
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/**********************************************************************
regint.h - Oniguruma (regular expression library)
Copyright (C) 2002-2004 K.Kosako (kosako@sofnec.co.jp)
**********************************************************************/
#ifndef REGINT_H
#define REGINT_H
/* for debug */
/* #define ONIG_DEBUG_PARSE_TREE */
/* #define ONIG_DEBUG_COMPILE */
/* #define ONIG_DEBUG_SEARCH */
/* #define ONIG_DEBUG_MATCH */
/* #define ONIG_DONT_OPTIMIZE */
/* for byte-code statistical data. */
/* #define ONIG_DEBUG_STATISTICS */
#if defined(ONIG_DEBUG_PARSE_TREE) || defined(ONIG_DEBUG_MATCH) || \
defined(ONIG_DEBUG_COMPILE) || defined(ONIG_DEBUG_STATISTICS)
#ifndef ONIG_DEBUG
#define ONIG_DEBUG
#endif
#endif
#if defined(__i386) || defined(__i386__) || defined(_M_IX86) || \
(defined(__ppc__) && defined(__APPLE__)) || \
defined(__x86_64) || defined(__x86_64__) || \
defined(__mc68020__)
#define PLATFORM_UNALIGNED_WORD_ACCESS
#endif
/* config */
/* spec. config */
#define USE_NAMED_GROUP
#define USE_SUBEXP_CALL
#define USE_FOLD_MATCH /* ess-tsett etc... */
#define USE_INFINITE_REPEAT_MONOMANIAC_MEM_STATUS_CHECK /* /(?:()|())*\2/ */
#define USE_NEWLINE_AT_END_OF_STRING_HAS_EMPTY_LINE /* /\n$/ =~ "\n" */
#define USE_WARNING_REDUNDANT_NESTED_REPEAT_OPERATOR
/* internal config */
#define USE_RECYCLE_NODE
#define USE_OP_PUSH_OR_JUMP_EXACT
#define USE_QUALIFIER_PEEK_NEXT
#define INIT_MATCH_STACK_SIZE 160
#define DEFAULT_MATCH_STACK_LIMIT_SIZE 0 /* unlimited */
/* interface to external system */
#ifdef NOT_RUBY /* gived from Makefile */
#include "config.h"
#define USE_VARIABLE_META_CHARS
#define USE_WORD_BEGIN_END /* "\<": word-begin, "\>": word-end */
#define USE_POSIX_REGION_OPTION /* needed for POSIX API support */
#define THREAD_ATOMIC_START /* depend on thread system */
#define THREAD_ATOMIC_END /* depend on thread system */
#define THREAD_PASS /* depend on thread system */
#define xmalloc malloc
#define xrealloc realloc
#define xfree free
#else
#include "ruby.h"
#include "version.h"
#include "rubysig.h" /* for DEFER_INTS, ENABLE_INTS */
#define THREAD_ATOMIC_START DEFER_INTS
#define THREAD_ATOMIC_END ENABLE_INTS
#define THREAD_PASS rb_thread_schedule()
#define DEFAULT_WARN_FUNCTION rb_warn
#define DEFAULT_VERB_WARN_FUNCTION rb_warning
#if defined(RUBY_VERSION_MAJOR)
#if RUBY_VERSION_MAJOR > 1 || \
(RUBY_VERSION_MAJOR == 1 && \
defined(RUBY_VERSION_MINOR) && RUBY_VERSION_MINOR >= 8)
#define USE_ST_HASH_TABLE
#endif
#endif
#endif /* else NOT_RUBY */
#define THREAD_PASS_LIMIT_COUNT 10
#define xmemset memset
#define xmemcpy memcpy
#define xmemmove memmove
#if defined(_WIN32) && !defined(__GNUC__)
#define xalloca _alloca
#ifdef NOT_RUBY
#define vsnprintf _vsnprintf
#endif
#else
#define xalloca alloca
#endif
#ifdef HAVE_STDLIB_H
#include <stdlib.h>
#endif
#if defined(HAVE_ALLOCA_H) && !defined(__GNUC__)
#include <alloca.h>
#endif
#ifdef HAVE_STRING_H
# include <string.h>
#else
# include <strings.h>
#endif
#include <ctype.h>
#include <sys/types.h>
#ifdef ONIG_DEBUG
# include <stdio.h>
#endif
#include "regenc.h"
#include "oniguruma.h"
#ifdef MIN
#undef MIN
#endif
#ifdef MAX
#undef MAX
#endif
#define MIN(a,b) (((a)>(b))?(b):(a))
#define MAX(a,b) (((a)<(b))?(b):(a))
#define IS_NULL(p) (((void*)(p)) == (void*)0)
#define IS_NOT_NULL(p) (((void*)(p)) != (void*)0)
#define CHECK_NULL_RETURN(p) if (IS_NULL(p)) return NULL
#define CHECK_NULL_RETURN_VAL(p,val) if (IS_NULL(p)) return (val)
#define NULL_UCHARP ((UChar* )0)
#ifndef PLATFORM_UNALIGNED_WORD_ACCESS
#define WORD_ALIGNMENT_SIZE SIZEOF_INT
#define GET_ALIGNMENT_PAD_SIZE(addr,pad_size) do {\
(pad_size) = WORD_ALIGNMENT_SIZE \
- ((unsigned int )(addr) % WORD_ALIGNMENT_SIZE);\
if ((pad_size) == WORD_ALIGNMENT_SIZE) (pad_size) = 0;\
} while (0)
#define ALIGNMENT_RIGHT(addr) do {\
(addr) += (WORD_ALIGNMENT_SIZE - 1);\
(addr) -= ((unsigned int )(addr) % WORD_ALIGNMENT_SIZE);\
} while (0)
#define B_SHIFT 8
#define B_MASK 0xff
#define SERIALIZE_2BYTE_INT(i,p) do {\
*(p) = ((i) >> B_SHIFT) & B_MASK;\
*((p)+1) = (i) & B_MASK;\
} while (0)
#define SERIALIZE_4BYTE_INT(i,p) do {\
*(p) = ((i) >> B_SHIFT*3) & B_MASK;\
*((p)+1) = ((i) >> B_SHIFT*2) & B_MASK;\
*((p)+2) = ((i) >> B_SHIFT ) & B_MASK;\
*((p)+3) = (i) & B_MASK;\
} while (0)
#define SERIALIZE_8BYTE_INT(i,p) do {\
*(p) = ((i) >> B_SHIFT*7) & B_MASK;\
*((p)+1) = ((i) >> B_SHIFT*6) & B_MASK;\
*((p)+2) = ((i) >> B_SHIFT*5) & B_MASK;\
*((p)+3) = ((i) >> B_SHIFT*4) & B_MASK;\
*((p)+4) = ((i) >> B_SHIFT*3) & B_MASK;\
*((p)+5) = ((i) >> B_SHIFT*2) & B_MASK;\
*((p)+6) = ((i) >> B_SHIFT ) & B_MASK;\
*((p)+7) = (i) & B_MASK;\
} while (0)
#define GET_2BYTE_INT_INC(type,i,p) do {\
(i) = (type )(((unsigned int )(*(p)) << B_SHIFT) | (unsigned int )((p)[1]));\
(p) += 2;\
} while (0)
#define GET_4BYTE_INT_INC(type,i,p) do {\
(i) = (type )(((unsigned int )((p)[0]) << B_SHIFT*3) | \
((unsigned int )((p)[1]) << B_SHIFT*2) | \
((unsigned int )((p)[2]) << B_SHIFT ) | \
((unsigned int )((p)[3]) )); \
(p) += 4;\
} while (0)
#define GET_8BYTE_INT_INC(type,i,p) do {\
(i) = (type )(((unsigned long )((p)[0]) << B_SHIFT*7) | \
((unsigned long )((p)[1]) << B_SHIFT*6) | \
((unsigned long )((p)[2]) << B_SHIFT*5) | \
((unsigned long )((p)[3]) << B_SHIFT*4) | \
((unsigned long )((p)[4]) << B_SHIFT*3) | \
((unsigned long )((p)[5]) << B_SHIFT*2) | \
((unsigned long )((p)[6]) << B_SHIFT ) | \
((unsigned long )((p)[7]) )); \
(p) += 8;\
} while (0)
#if SIZEOF_SHORT == 2
#define GET_SHORT_INC(i,p) GET_2BYTE_INT_INC(short,i,p)
#define SERIALIZE_SHORT(i,p) SERIALIZE_2BYTE_INT(i,p)
#elif SIZEOF_SHORT == 4
#define GET_SHORT_INC(i,p) GET_4BYTE_INT_INC(short,i,p)
#define SERIALIZE_SHORT(i,p) SERIALIZE_4BYTE_INT(i,p)
#elif SIZEOF_SHORT == 8
#define GET_SHORT_INC(i,p) GET_8BYTE_INT_INC(short,i,p)
#define SERIALIZE_SHORT(i,p) SERIALIZE_8BYTE_INT(i,p)
#endif
#if SIZEOF_INT == 2
#define GET_INT_INC(i,p) GET_2BYTE_INT_INC(int,i,p)
#define GET_UINT_INC(i,p) GET_2BYTE_INT_INC(unsigned,i,p)
#define SERIALIZE_INT(i,p) SERIALIZE_2BYTE_INT(i,p)
#define SERIALIZE_UINT(i,p) SERIALIZE_2BYTE_INT(i,p)
#elif SIZEOF_INT == 4
#define GET_INT_INC(i,p) GET_4BYTE_INT_INC(int,i,p)
#define GET_UINT_INC(i,p) GET_4BYTE_INT_INC(unsigned,i,p)
#define SERIALIZE_INT(i,p) SERIALIZE_4BYTE_INT(i,p)
#define SERIALIZE_UINT(i,p) SERIALIZE_4BYTE_INT(i,p)
#elif SIZEOF_INT == 8
#define GET_INT_INC(i,p) GET_8BYTE_INT_INC(int,i,p)
#define GET_UINT_INC(i,p) GET_8BYTE_INT_INC(unsigned,i,p)
#define SERIALIZE_INT(i,p) SERIALIZE_8BYTE_INT(i,p)
#define SERIALIZE_UINT(i,p) SERIALIZE_8BYTE_INT(i,p)
#endif
#endif /* PLATFORM_UNALIGNED_WORD_ACCESS */
/* stack pop level */
#define STACK_POP_LEVEL_FREE 0
#define STACK_POP_LEVEL_MEM_START 1
#define STACK_POP_LEVEL_ALL 2
/* optimize flags */
#define ONIG_OPTIMIZE_NONE 0
#define ONIG_OPTIMIZE_EXACT 1 /* Slow Search */
#define ONIG_OPTIMIZE_EXACT_BM 2 /* Boyer Moore Search */
#define ONIG_OPTIMIZE_EXACT_BM_NOT_REV 3 /* BM (but not simple match) */
#define ONIG_OPTIMIZE_EXACT_IC 4 /* Slow Search (ignore case) */
#define ONIG_OPTIMIZE_MAP 5 /* char map */
/* bit status */
typedef unsigned int BitStatusType;
#define BIT_STATUS_BITS_NUM (sizeof(BitStatusType) * 8)
#define BIT_STATUS_CLEAR(stats) (stats) = 0
#define BIT_STATUS_ON_ALL(stats) (stats) = ~((BitStatusType )0)
#define BIT_STATUS_AT(stats,n) \
((n) < BIT_STATUS_BITS_NUM ? ((stats) & (1 << n)) : ((stats) & 1))
#define BIT_STATUS_ON_AT(stats,n) do {\
if ((n) < BIT_STATUS_BITS_NUM)\
(stats) |= (1 << (n));\
else\
(stats) |= 1;\
} while (0)
#define BIT_STATUS_ON_AT_SIMPLE(stats,n) do {\
if ((n) < BIT_STATUS_BITS_NUM)\
(stats) |= (1 << (n));\
} while (0)
#define INT_MAX_LIMIT ((1UL << (SIZEOF_INT * 8 - 1)) - 1)
#define DIGITVAL(code) ((code) - '0')
#define ODIGITVAL(code) DIGITVAL(code)
#define XDIGITVAL(enc,code) \
(ONIGENC_IS_CODE_DIGIT(enc,code) ? DIGITVAL(code) \
: (ONIGENC_IS_CODE_UPPER(enc,code) ? (code) - 'A' + 10 : (code) - 'a' + 10))
#define IS_SINGLELINE(option) ((option) & ONIG_OPTION_SINGLELINE)
#define IS_MULTILINE(option) ((option) & ONIG_OPTION_MULTILINE)
#define IS_IGNORECASE(option) ((option) & ONIG_OPTION_IGNORECASE)
#define IS_EXTEND(option) ((option) & ONIG_OPTION_EXTEND)
#define IS_FIND_LONGEST(option) ((option) & ONIG_OPTION_FIND_LONGEST)
#define IS_FIND_NOT_EMPTY(option) ((option) & ONIG_OPTION_FIND_NOT_EMPTY)
#define IS_POSIXLINE(option) (IS_SINGLELINE(option) && IS_MULTILINE(option))
#define IS_FIND_CONDITION(option) ((option) & \
(ONIG_OPTION_FIND_LONGEST | ONIG_OPTION_FIND_NOT_EMPTY))
#define IS_NOTBOL(option) ((option) & ONIG_OPTION_NOTBOL)
#define IS_NOTEOL(option) ((option) & ONIG_OPTION_NOTEOL)
#define IS_POSIX_REGION(option) ((option) & ONIG_OPTION_POSIX_REGION)
/* OP_SET_OPTION is required for these options.
#define IS_DYNAMIC_OPTION(option) \
(((option) & (ONIG_OPTION_MULTILINE | ONIG_OPTION_IGNORECASE)) != 0)
*/
/* ignore-case and multibyte status are included in compiled code. */
#define IS_DYNAMIC_OPTION(option) 0
/* bitset */
#define BITS_PER_BYTE 8
#define SINGLE_BYTE_SIZE (1 << BITS_PER_BYTE)
#define BITS_IN_ROOM (sizeof(Bits) * BITS_PER_BYTE)
#define BITSET_SIZE (SINGLE_BYTE_SIZE / BITS_IN_ROOM)
#ifdef PLATFORM_UNALIGNED_WORD_ACCESS
typedef unsigned int Bits;
#else
typedef unsigned char Bits;
#endif
typedef Bits BitSet[BITSET_SIZE];
typedef Bits* BitSetRef;
#define SIZE_BITSET sizeof(BitSet)
#define BITSET_CLEAR(bs) do {\
int i;\
for (i = 0; i < BITSET_SIZE; i++) { (bs)[i] = 0; }\
} while (0)
#define BS_ROOM(bs,pos) (bs)[pos / BITS_IN_ROOM]
#define BS_BIT(pos) (1 << (pos % BITS_IN_ROOM))
#define BITSET_AT(bs, pos) (BS_ROOM(bs,pos) & BS_BIT(pos))
#define BITSET_SET_BIT(bs, pos) BS_ROOM(bs,pos) |= BS_BIT(pos)
#define BITSET_CLEAR_BIT(bs, pos) BS_ROOM(bs,pos) &= ~(BS_BIT(pos))
#define BITSET_INVERT_BIT(bs, pos) BS_ROOM(bs,pos) ^= BS_BIT(pos)
/* bytes buffer */
typedef struct _BBuf {
UChar* p;
unsigned int used;
unsigned int alloc;
} BBuf;
#define BBUF_INIT(buf,size) onig_bbuf_init((BBuf* )(buf), (size))
#define BBUF_SIZE_INC(buf,inc) do{\
(buf)->alloc += (inc);\
(buf)->p = (UChar* )xrealloc((buf)->p, (buf)->alloc);\
if (IS_NULL((buf)->p)) return(ONIGERR_MEMORY);\
} while (0)
#define BBUF_EXPAND(buf,low) do{\
do { (buf)->alloc *= 2; } while ((buf)->alloc < (unsigned int )low);\
(buf)->p = (UChar* )xrealloc((buf)->p, (buf)->alloc);\
if (IS_NULL((buf)->p)) return(ONIGERR_MEMORY);\
} while (0)
#define BBUF_ENSURE_SIZE(buf,size) do{\
unsigned int new_alloc = (buf)->alloc;\
while (new_alloc < (unsigned int )(size)) { new_alloc *= 2; }\
if ((buf)->alloc != new_alloc) {\
(buf)->p = (UChar* )xrealloc((buf)->p, new_alloc);\
if (IS_NULL((buf)->p)) return(ONIGERR_MEMORY);\
(buf)->alloc = new_alloc;\
}\
} while (0)
#define BBUF_WRITE(buf,pos,bytes,n) do{\
int used = (pos) + (n);\
if ((buf)->alloc < (unsigned int )used) BBUF_EXPAND((buf),used);\
xmemcpy((buf)->p + (pos), (bytes), (n));\
if ((buf)->used < (unsigned int )used) (buf)->used = used;\
} while (0)
#define BBUF_WRITE1(buf,pos,byte) do{\
int used = (pos) + 1;\
if ((buf)->alloc < (unsigned int )used) BBUF_EXPAND((buf),used);\
(buf)->p[(pos)] = (byte);\
if ((buf)->used < (unsigned int )used) (buf)->used = used;\
} while (0)
#define BBUF_ADD(buf,bytes,n) BBUF_WRITE((buf),(buf)->used,(bytes),(n))
#define BBUF_ADD1(buf,byte) BBUF_WRITE1((buf),(buf)->used,(byte))
#define BBUF_GET_ADD_ADDRESS(buf) ((buf)->p + (buf)->used)
#define BBUF_GET_OFFSET_POS(buf) ((buf)->used)
/* from < to */
#define BBUF_MOVE_RIGHT(buf,from,to,n) do {\
if ((unsigned int )((to)+(n)) > (buf)->alloc) BBUF_EXPAND((buf),(to) + (n));\
xmemmove((buf)->p + (to), (buf)->p + (from), (n));\
if ((unsigned int )((to)+(n)) > (buf)->used) (buf)->used = (to) + (n);\
} while (0)
/* from > to */
#define BBUF_MOVE_LEFT(buf,from,to,n) do {\
xmemmove((buf)->p + (to), (buf)->p + (from), (n));\
} while (0)
/* from > to */
#define BBUF_MOVE_LEFT_REDUCE(buf,from,to) do {\
xmemmove((buf)->p + (to), (buf)->p + (from), (buf)->used - (from));\
(buf)->used -= (from - to);\
} while (0)
#define BBUF_INSERT(buf,pos,bytes,n) do {\
if (pos >= (buf)->used) {\
BBUF_WRITE(buf,pos,bytes,n);\
}\
else {\
BBUF_MOVE_RIGHT((buf),(pos),(pos) + (n),((buf)->used - (pos)));\
xmemcpy((buf)->p + (pos), (bytes), (n));\
}\
} while (0)
#define BBUF_GET_BYTE(buf, pos) (buf)->p[(pos)]
#define ANCHOR_BEGIN_BUF (1<<0)
#define ANCHOR_BEGIN_LINE (1<<1)
#define ANCHOR_BEGIN_POSITION (1<<2)
#define ANCHOR_END_BUF (1<<3)
#define ANCHOR_SEMI_END_BUF (1<<4)
#define ANCHOR_END_LINE (1<<5)
#define ANCHOR_WORD_BOUND (1<<6)
#define ANCHOR_NOT_WORD_BOUND (1<<7)
#define ANCHOR_WORD_BEGIN (1<<8)
#define ANCHOR_WORD_END (1<<9)
#define ANCHOR_PREC_READ (1<<10)
#define ANCHOR_PREC_READ_NOT (1<<11)
#define ANCHOR_LOOK_BEHIND (1<<12)
#define ANCHOR_LOOK_BEHIND_NOT (1<<13)
#define ANCHOR_ANYCHAR_STAR (1<<14) /* ".*" optimize info */
#define ANCHOR_ANYCHAR_STAR_PL (1<<15) /* ".*" optimize info (posix-line) */
/* operation code */
enum OpCode {
OP_FINISH = 0, /* matching process terminator (no more alternative) */
OP_END = 1, /* pattern code terminator (success end) */
OP_EXACT1 = 2, /* single byte, N = 1 */
OP_EXACT2, /* single byte, N = 2 */
OP_EXACT3, /* single byte, N = 3 */
OP_EXACT4, /* single byte, N = 4 */
OP_EXACT5, /* single byte, N = 5 */
OP_EXACTN, /* single byte */
OP_EXACTMB2N1, /* mb-length = 2 N = 1 */
OP_EXACTMB2N2, /* mb-length = 2 N = 2 */
OP_EXACTMB2N3, /* mb-length = 2 N = 3 */
OP_EXACTMB2N, /* mb-length = 2 */
OP_EXACTMB3N, /* mb-length = 3 */
OP_EXACTMBN, /* other length */
OP_EXACT1_IC, /* single byte, N = 1, ignore case */
OP_EXACTN_IC, /* single byte, ignore case */
OP_CCLASS,
OP_CCLASS_MB,
OP_CCLASS_MIX,
OP_CCLASS_NOT,
OP_CCLASS_MB_NOT,
OP_CCLASS_MIX_NOT,
OP_ANYCHAR, /* "." */
OP_ANYCHAR_ML, /* "." multi-line */
OP_ANYCHAR_STAR, /* ".*" */
OP_ANYCHAR_ML_STAR, /* ".*" multi-line */
OP_ANYCHAR_STAR_PEEK_NEXT,
OP_ANYCHAR_ML_STAR_PEEK_NEXT,
OP_WORD,
OP_NOT_WORD,
OP_WORD_SB,
OP_WORD_MB,
OP_WORD_BOUND,
OP_NOT_WORD_BOUND,
OP_WORD_BEGIN,
OP_WORD_END,
OP_BEGIN_BUF,
OP_END_BUF,
OP_BEGIN_LINE,
OP_END_LINE,
OP_SEMI_END_BUF,
OP_BEGIN_POSITION,
OP_BACKREF1,
OP_BACKREF2,
OP_BACKREF3,
OP_BACKREFN,
OP_BACKREFN_IC,
OP_BACKREF_MULTI,
OP_BACKREF_MULTI_IC,
OP_MEMORY_START,
OP_MEMORY_START_PUSH, /* push back-tracker to stack */
OP_MEMORY_END_PUSH, /* push back-tracker to stack */
OP_MEMORY_END_PUSH_REC, /* push back-tracker to stack */
OP_MEMORY_END,
OP_MEMORY_END_REC, /* push marker to stack */
OP_SET_OPTION_PUSH, /* set option and push recover option */
OP_SET_OPTION, /* set option */
OP_FAIL, /* pop stack and move */
OP_JUMP,
OP_PUSH,
OP_POP,
OP_PUSH_OR_JUMP_EXACT1, /* if match exact then push, else jump. */
OP_PUSH_IF_PEEK_NEXT, /* if match exact then push, else none. */
OP_REPEAT, /* {n,m} */
OP_REPEAT_NG, /* {n,m}? (non greedy) */
OP_REPEAT_INC,
OP_REPEAT_INC_NG, /* non greedy */
OP_REPEAT_INC_SG, /* search and get in stack */
OP_REPEAT_INC_NG_SG, /* search and get in stack (non greedy) */
OP_NULL_CHECK_START, /* null loop checker start */
OP_NULL_CHECK_END, /* null loop checker end */
OP_NULL_CHECK_END_MEMST, /* null loop checker end (with capture status) */
OP_NULL_CHECK_END_MEMST_PUSH, /* with capture status and push check-end */
OP_PUSH_POS, /* (?=...) start */
OP_POP_POS, /* (?=...) end */
OP_PUSH_POS_NOT, /* (?!...) start */
OP_FAIL_POS, /* (?!...) end */
OP_PUSH_STOP_BT, /* (?>...) start */
OP_POP_STOP_BT, /* (?>...) end */
OP_LOOK_BEHIND, /* (?<=...) start (no needs end opcode) */
OP_PUSH_LOOK_BEHIND_NOT, /* (?<!...) start */
OP_FAIL_LOOK_BEHIND_NOT, /* (?<!...) end */
OP_CALL, /* \g<name> */
OP_RETURN
};
/* arguments type */
#define ARG_SPECIAL -1
#define ARG_NON 0
#define ARG_RELADDR 1
#define ARG_ABSADDR 2
#define ARG_LENGTH 3
#define ARG_MEMNUM 4
#define ARG_OPTION 5
typedef short int RelAddrType;
typedef short int AbsAddrType;
typedef short int LengthType;
typedef short int MemNumType;
typedef int RepeatNumType;
#define SIZE_OPCODE 1
#define SIZE_RELADDR sizeof(RelAddrType)
#define SIZE_ABSADDR sizeof(AbsAddrType)
#define SIZE_LENGTH sizeof(LengthType)
#define SIZE_MEMNUM sizeof(MemNumType)
#define SIZE_REPEATNUM sizeof(RepeatNumType)
#define SIZE_OPTION sizeof(OnigOptionType)
#define SIZE_CODE_POINT sizeof(OnigCodePoint)
#ifdef PLATFORM_UNALIGNED_WORD_ACCESS
#define GET_RELADDR_INC(addr,p) do{\
addr = *((RelAddrType* )(p));\
(p) += SIZE_RELADDR;\
} while(0)
#define GET_ABSADDR_INC(addr,p) do{\
addr = *((AbsAddrType* )(p));\
(p) += SIZE_ABSADDR;\
} while(0)
#define GET_LENGTH_INC(len,p) do{\
len = *((LengthType* )(p));\
(p) += SIZE_LENGTH;\
} while(0)
#define GET_MEMNUM_INC(num,p) do{\
num = *((MemNumType* )(p));\
(p) += SIZE_MEMNUM;\
} while(0)
#define GET_REPEATNUM_INC(num,p) do{\
num = *((RepeatNumType* )(p));\
(p) += SIZE_REPEATNUM;\
} while(0)
#define GET_OPTION_INC(option,p) do{\
option = *((OnigOptionType* )(p));\
(p) += SIZE_OPTION;\
} while(0)
#else
#define GET_RELADDR_INC(addr,p) GET_SHORT_INC(addr,p)
#define GET_ABSADDR_INC(addr,p) GET_SHORT_INC(addr,p)
#define GET_LENGTH_INC(len,p) GET_SHORT_INC(len,p)
#define GET_MEMNUM_INC(num,p) GET_SHORT_INC(num,p)
#define GET_REPEATNUM_INC(num,p) GET_INT_INC(num,p)
#define GET_OPTION_INC(option,p) GET_UINT_INC(option,p)
#define SERIALIZE_RELADDR(addr,p) SERIALIZE_SHORT(addr,p)
#define SERIALIZE_ABSADDR(addr,p) SERIALIZE_SHORT(addr,p)
#define SERIALIZE_LENGTH(len,p) SERIALIZE_SHORT(len,p)
#define SERIALIZE_MEMNUM(num,p) SERIALIZE_SHORT(num,p)
#define SERIALIZE_REPEATNUM(num,p) SERIALIZE_INT(num,p)
#define SERIALIZE_OPTION(option,p) SERIALIZE_UINT(option,p)
#define SERIALIZE_BUFSIZE SIZEOF_INT
#endif /* PLATFORM_UNALIGNED_WORD_ACCESS */
/* code point's address must be aligned address. */
#define GET_CODE_POINT(code,p) code = *((OnigCodePoint* )(p))
#define GET_BYTE_INC(byte,p) do{\
byte = *(p);\
(p)++;\
} while(0)
/* op-code + arg size */
#define SIZE_OP_ANYCHAR_STAR SIZE_OPCODE
#define SIZE_OP_ANYCHAR_STAR_PEEK_NEXT (SIZE_OPCODE + 1)
#define SIZE_OP_JUMP (SIZE_OPCODE + SIZE_RELADDR)
#define SIZE_OP_PUSH (SIZE_OPCODE + SIZE_RELADDR)
#define SIZE_OP_POP SIZE_OPCODE
#define SIZE_OP_PUSH_OR_JUMP_EXACT1 (SIZE_OPCODE + SIZE_RELADDR + 1)
#define SIZE_OP_PUSH_IF_PEEK_NEXT (SIZE_OPCODE + SIZE_RELADDR + 1)
#define SIZE_OP_REPEAT_INC (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_REPEAT_INC_NG (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_PUSH_POS SIZE_OPCODE
#define SIZE_OP_PUSH_POS_NOT (SIZE_OPCODE + SIZE_RELADDR)
#define SIZE_OP_POP_POS SIZE_OPCODE
#define SIZE_OP_FAIL_POS SIZE_OPCODE
#define SIZE_OP_SET_OPTION (SIZE_OPCODE + SIZE_OPTION)
#define SIZE_OP_SET_OPTION_PUSH (SIZE_OPCODE + SIZE_OPTION)
#define SIZE_OP_FAIL SIZE_OPCODE
#define SIZE_OP_MEMORY_START (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_MEMORY_START_PUSH (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_MEMORY_END_PUSH (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_MEMORY_END_PUSH_REC (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_MEMORY_END (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_MEMORY_END_REC (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_PUSH_STOP_BT SIZE_OPCODE
#define SIZE_OP_POP_STOP_BT SIZE_OPCODE
#define SIZE_OP_NULL_CHECK_START (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_NULL_CHECK_END (SIZE_OPCODE + SIZE_MEMNUM)
#define SIZE_OP_LOOK_BEHIND (SIZE_OPCODE + SIZE_LENGTH)
#define SIZE_OP_PUSH_LOOK_BEHIND_NOT (SIZE_OPCODE + SIZE_RELADDR + SIZE_LENGTH)
#define SIZE_OP_FAIL_LOOK_BEHIND_NOT SIZE_OPCODE
#define SIZE_OP_CALL (SIZE_OPCODE + SIZE_ABSADDR)
#define SIZE_OP_RETURN SIZE_OPCODE
typedef struct {
UChar esc;
UChar anychar;
UChar anytime;
UChar zero_or_one_time;
UChar one_or_more_time;
UChar anychar_anytime;
} OnigMetaCharTableType;
extern OnigMetaCharTableType OnigMetaCharTable;
#define MC_ESC OnigMetaCharTable.esc
#define MC_ANYCHAR OnigMetaCharTable.anychar
#define MC_ANYTIME OnigMetaCharTable.anytime
#define MC_ZERO_OR_ONE_TIME OnigMetaCharTable.zero_or_one_time
#define MC_ONE_OR_MORE_TIME OnigMetaCharTable.one_or_more_time
#define MC_ANYCHAR_ANYTIME OnigMetaCharTable.anychar_anytime
#define SYN_POSIX_COMMON_OP \
( ONIG_SYN_OP_DOT_ANYCHAR | ONIG_SYN_OP_POSIX_BRACKET | \
ONIG_SYN_OP_DECIMAL_BACKREF | \
ONIG_SYN_OP_BRACKET_CC | ONIG_SYN_OP_ASTERISK_ZERO_INF | \
ONIG_SYN_OP_LINE_ANCHOR | \
ONIG_SYN_OP_ESC_CONTROL_CHARS )
#define SYN_GNU_REGEX_OP \
( ONIG_SYN_OP_DOT_ANYCHAR | ONIG_SYN_OP_BRACKET_CC | \
ONIG_SYN_OP_POSIX_BRACKET | ONIG_SYN_OP_DECIMAL_BACKREF | \
ONIG_SYN_OP_BRACE_INTERVAL | ONIG_SYN_OP_LPAREN_SUBEXP | \
ONIG_SYN_OP_VBAR_ALT | \
ONIG_SYN_OP_ASTERISK_ZERO_INF | ONIG_SYN_OP_PLUS_ONE_INF | \
ONIG_SYN_OP_QMARK_ZERO_ONE | \
ONIG_SYN_OP_ESC_AZ_BUF_ANCHOR | ONIG_SYN_OP_ESC_CAPITAL_G_BEGIN_ANCHOR | \
ONIG_SYN_OP_ESC_W_WORD | \
ONIG_SYN_OP_ESC_B_WORD_BOUND | ONIG_SYN_OP_ESC_LTGT_WORD_BEGIN_END | \
ONIG_SYN_OP_ESC_S_WHITE_SPACE | ONIG_SYN_OP_ESC_D_DIGIT | \
ONIG_SYN_OP_LINE_ANCHOR )
#define SYN_GNU_REGEX_BV \
( ONIG_SYN_CONTEXT_INDEP_ANCHORS | ONIG_SYN_CONTEXT_INDEP_REPEAT_OPS | \
ONIG_SYN_CONTEXT_INVALID_REPEAT_OPS | ONIG_SYN_ALLOW_INVALID_INTERVAL | \
ONIG_SYN_BACKSLASH_ESCAPE_IN_CC | ONIG_SYN_ALLOW_DOUBLE_RANGE_OP_IN_CC )
#ifdef ONIG_DEBUG
typedef struct {
short int opcode;
char* name;
short int arg_type;
} OnigOpInfoType;
extern OnigOpInfoType OnigOpInfo[];
extern void onig_print_compiled_byte_code P_((FILE* f, UChar* bp, UChar** nextp));
#ifdef ONIG_DEBUG_STATISTICS
extern void onig_statistics_init P_((void));
extern void onig_print_statistics P_((FILE* f));
#endif
#endif
extern char* onig_error_code_to_format P_((int code));
extern void onig_snprintf_with_pattern PV_((char buf[], int bufsize, OnigEncoding enc, char* pat, char* pat_end, char *fmt, ...));
extern UChar* onig_strdup P_((UChar* s, UChar* end));
extern int onig_bbuf_init P_((BBuf* buf, int size));
extern int onig_alloc_init P_((regex_t** reg, OnigOptionType option, OnigEncoding enc, OnigSyntaxType* syntax));
extern int onig_compile P_((regex_t* reg, UChar* pattern, UChar* pattern_end, OnigErrorInfo* einfo));
extern void onig_chain_reduce P_((regex_t* reg));
extern int onig_is_in_code_range P_((UChar* p, OnigCodePoint code));
#endif /* REGINT_H */
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