diff options
Diffstat (limited to 'regint.h')
-rw-r--r-- | regint.h | 685 |
1 files changed, 685 insertions, 0 deletions
diff --git a/regint.h b/regint.h new file mode 100644 index 0000000000..35736b6dcb --- /dev/null +++ b/regint.h @@ -0,0 +1,685 @@ +/********************************************************************** + + 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 MATCH_STACK_LIMIT_SIZE 500000 + +/* interface to external system */ +#ifdef NOT_RUBY /* gived from Makefile */ +#include "config.h" +#define USE_VARIABLE_META_CHARS +#define USE_VARIABLE_SYNTAX +#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(__CYGWIN__) +#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_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 + + +#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 */ |