Annotation of embedaddon/php/ext/mbstring/oniguruma/reggnu.c, revision 1.1
1.1 ! misho 1: /**********************************************************************
! 2: reggnu.c - Oniguruma (regular expression library)
! 3: **********************************************************************/
! 4: /*-
! 5: * Copyright (c) 2002-2006 K.Kosako <sndgk393 AT ybb DOT ne DOT jp>
! 6: * All rights reserved.
! 7: *
! 8: * Redistribution and use in source and binary forms, with or without
! 9: * modification, are permitted provided that the following conditions
! 10: * are met:
! 11: * 1. Redistributions of source code must retain the above copyright
! 12: * notice, this list of conditions and the following disclaimer.
! 13: * 2. Redistributions in binary form must reproduce the above copyright
! 14: * notice, this list of conditions and the following disclaimer in the
! 15: * documentation and/or other materials provided with the distribution.
! 16: *
! 17: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
! 18: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
! 19: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
! 20: * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
! 21: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
! 22: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
! 23: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 24: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
! 25: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
! 26: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
! 27: * SUCH DAMAGE.
! 28: */
! 29:
! 30: #include "regint.h"
! 31:
! 32: #ifndef ONIGGNU_H
! 33: #include "oniggnu.h"
! 34: #endif
! 35:
! 36: extern void
! 37: re_free_registers(OnigRegion* r)
! 38: {
! 39: /* 0: don't free self */
! 40: onig_region_free(r, 0);
! 41: }
! 42:
! 43: extern int
! 44: re_adjust_startpos(regex_t* reg, const char* string, int size,
! 45: int startpos, int range)
! 46: {
! 47: if (startpos > 0 && ONIGENC_MBC_MAXLEN(reg->enc) != 1 && startpos < size) {
! 48: UChar *p;
! 49: UChar *s = (UChar* )string + startpos;
! 50:
! 51: if (range > 0) {
! 52: p = onigenc_get_right_adjust_char_head(reg->enc, (UChar* )string, s);
! 53: }
! 54: else {
! 55: p = ONIGENC_LEFT_ADJUST_CHAR_HEAD(reg->enc, (UChar* )string, s);
! 56: }
! 57: return p - (UChar* )string;
! 58: }
! 59:
! 60: return startpos;
! 61: }
! 62:
! 63: extern int
! 64: re_match(regex_t* reg, const char* str, int size, int pos,
! 65: struct re_registers* regs)
! 66: {
! 67: return onig_match(reg, (UChar* )str, (UChar* )(str + size),
! 68: (UChar* )(str + pos), regs, ONIG_OPTION_NONE);
! 69: }
! 70:
! 71: extern int
! 72: re_search(regex_t* bufp, const char* string, int size, int startpos, int range,
! 73: struct re_registers* regs)
! 74: {
! 75: return onig_search(bufp, (UChar* )string, (UChar* )(string + size),
! 76: (UChar* )(string + startpos),
! 77: (UChar* )(string + startpos + range),
! 78: regs, ONIG_OPTION_NONE);
! 79: }
! 80:
! 81: extern int
! 82: re_compile_pattern(const char* pattern, int size, regex_t* reg, char* ebuf)
! 83: {
! 84: int r;
! 85: OnigErrorInfo einfo;
! 86:
! 87: r = onig_compile(reg, (UChar* )pattern, (UChar* )(pattern + size), &einfo);
! 88: if (r != 0) {
! 89: if (IS_NOT_NULL(ebuf))
! 90: (void )onig_error_code_to_str((UChar* )ebuf, r, &einfo);
! 91: }
! 92:
! 93: return r;
! 94: }
! 95:
! 96: #ifdef USE_RECOMPILE_API
! 97: extern int
! 98: re_recompile_pattern(const char* pattern, int size, regex_t* reg, char* ebuf)
! 99: {
! 100: int r;
! 101: OnigErrorInfo einfo;
! 102: OnigEncoding enc;
! 103:
! 104: /* I think encoding and options should be arguments of this function.
! 105: But this is adapted to present re.c. (2002/11/29)
! 106: */
! 107: enc = OnigEncDefaultCharEncoding;
! 108:
! 109: r = onig_recompile(reg, (UChar* )pattern, (UChar* )(pattern + size),
! 110: reg->options, enc, OnigDefaultSyntax, &einfo);
! 111: if (r != 0) {
! 112: if (IS_NOT_NULL(ebuf))
! 113: (void )onig_error_code_to_str((UChar* )ebuf, r, &einfo);
! 114: }
! 115: return r;
! 116: }
! 117: #endif
! 118:
! 119: extern void
! 120: re_free_pattern(regex_t* reg)
! 121: {
! 122: onig_free(reg);
! 123: }
! 124:
! 125: extern int
! 126: re_alloc_pattern(regex_t** reg)
! 127: {
! 128: return onig_alloc_init(reg, ONIG_OPTION_DEFAULT,
! 129: ONIGENC_AMBIGUOUS_MATCH_DEFAULT,
! 130: OnigEncDefaultCharEncoding,
! 131: OnigDefaultSyntax);
! 132: }
! 133:
! 134: extern void
! 135: re_set_casetable(const char* table)
! 136: {
! 137: onigenc_set_default_caseconv_table((UChar* )table);
! 138: }
! 139:
! 140: extern void
! 141: #ifdef ONIG_RUBY_M17N
! 142: re_mbcinit(OnigEncoding enc)
! 143: #else
! 144: re_mbcinit(int mb_code)
! 145: #endif
! 146: {
! 147: #ifdef ONIG_RUBY_M17N
! 148:
! 149: onigenc_set_default_encoding(enc);
! 150:
! 151: #else
! 152:
! 153: OnigEncoding enc;
! 154:
! 155: switch (mb_code) {
! 156: case RE_MBCTYPE_ASCII:
! 157: enc = ONIG_ENCODING_ASCII;
! 158: break;
! 159: case RE_MBCTYPE_EUC:
! 160: enc = ONIG_ENCODING_EUC_JP;
! 161: break;
! 162: case RE_MBCTYPE_SJIS:
! 163: enc = ONIG_ENCODING_SJIS;
! 164: break;
! 165: case RE_MBCTYPE_UTF8:
! 166: enc = ONIG_ENCODING_UTF8;
! 167: break;
! 168: default:
! 169: return ;
! 170: break;
! 171: }
! 172:
! 173: onigenc_set_default_encoding(enc);
! 174: #endif
! 175: }
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