OK_REEC正则表达式(C语言)

/* + Regular Expression Engine for C language 1.2.0 + REEC 1.2.0 + (C)TOK WANG QUANWEI + Regular Engine is a free software created by (c) Techniques of Knowledge since 20090528, + you can redistribute it and/or modifyit under the terms of the gnu general public license + as published by the free software foundation, either version 3 of the license or any later + version.this program 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. + + (c) Techniques of Knowledge + an open source group since 2008 + page : http://www.tok.cc + email : wqw85@sina.com + */ #include "rex.h" int match_alpha_normal_limit_pattern( int alpha ) { // author: WANG QUANWEI // since : 20090528 // (C)TOK int times = 0 ; while ( 0 == _string_overflowed( object_string ) ) { if (_smart_ == alpha) { if (smart_alpha(_string_get(object_string)) && times != current_regular_expressions_atom -> pattern_times ) { _string_add( &pattern_elements_matched , _string_get(object_string)) ; _string_next( &object_string ) ; current_regular_expressions_atom -> pattern_matched_times ++ ; times ++ ; } else if ( times == current_regular_expressions_atom -> pattern_times ) { return 1 ; } else if ( 0 < times ) { if ( RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; _string_next( &object_string ) ; } else if ( !_string_overflowed( object_string ) ) { if ( RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; _string_next( &object_string ) ; } else return 0 ; } else if (_strong_ == alpha) { if (strong_alpha(_string_get(object_string)) && times != current_regular_expressions_atom -> pattern_times ) { _string_add( &pattern_elements_matched , _string_get(object_string)) ; _string_next( &object_string ) ; current_regular_expressions_atom -> pattern_matched_times ++ ; times ++ ; } else if ( times == current_regular_expressions_atom -> pattern_times ) { return 1 ; } else if ( 0 < times ) { if ( RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; _string_next( &object_string ) ; } else if ( !_string_overflowed( object_string ) ) { if ( RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; _string_next( &object_string ) ; } else return 0 ; } else { if ((smart_alpha(_string_get(object_string)) || strong_alpha(_string_get(object_string))) && times != current_regular_expressions_atom -> pattern_times ) { _string_add( &pattern_elements_matched , _string_get(object_string)) ; _string_next( &object_string ) ; current_regular_expressions_atom -> pattern_matched_times ++ ; times ++ ; } else if ( times == current_regular_expressions_atom -> pattern_times ) { return 1 ; } else if ( 0 < times ) { if ( RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; _string_next( &object_string ) ; } else if ( !_string_overflowed( object_string ) ) { if ( RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; _string_next( &object_string ) ; } else return 0 ; } } return ( times == current_regular_expressions_atom -> pattern_times ) ? 1 : 0 ; } int match_alpha_none_limit_pattern ( int alpha ) { // author: WANG QUANWEI // since : 20090528 // (C)TOK int times = 0 ; while ( !_string_overflowed( object_string ) ) { if (_smart_ == alpha) { if (smart_alpha(_string_get(object_string))) { _string_add( &pattern_elements_matched , _string_get(object_string)) ; _string_next( &object_string ) ; times ++ ; } else if ( !_string_overflowed( object_string ) ) { if ( 0 == times && RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; else if ( 0 < times && RS_LEVEL_1 == reecmonitor.rs_level ) return 1 ; _string_next( &object_string ) ; } else if (times) { return 1 ; } else return 0 ; } else if (_strong_ == alpha) { if (strong_alpha(_string_get(object_string))) { _string_add( &pattern_elements_matched , _string_get(object_string)) ; _string_next( &object_string ) ; times ++ ; } else if ( !_string_overflowed( object_string ) ) { if ( 0 == times && RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; else if ( 0 < times && RS_LEVEL_1 == reecmonitor.rs_level ) return 1 ; _string_next( &object_string ) ; } else if (times) { return 1 ; } else return 0 ; } else { if (smart_alpha(_string_get(object_string)) || strong_alpha(_string_get(object_string))) { _string_add( &pattern_elements_matched , _string_get(object_string)) ; _string_next( &object_string ) ; times ++ ; } else if ( !_string_overflowed( object_string ) ) { if ( 0 == times && RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; else if ( 0 < times && RS_LEVEL_1 == reecmonitor.rs_level ) return 1 ; _string_next( &object_string ) ; } else if (times) { return 1 ; } else return 0 ; } } return times ? 1 : 0 ; } int match_alpha_scale_limit_pattern ( int alpha ) { // author: WANG QUANWEI // since : 20090528 // (C)TOK int times = 0 ; while ( !_string_overflowed( object_string ) ) { if ( _smart_ == alpha ) { if (smart_alpha(_string_get(object_string))) { _string_add( &pattern_elements_matched , _string_get(object_string)) ; _string_next( &object_string ) ; times ++ ; if (times == current_regular_expressions_atom -> pattern_max_times ) break ; } else if ( !_string_overflowed( object_string ) ) { if ( 0 == times && RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; else if ( current_regular_expressions_atom -> pattern_times > times && RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; else if ( current_regular_expressions_atom -> pattern_times <= times && RS_LEVEL_1 == reecmonitor.rs_level ) return 1 ; _string_next( &object_string ) ; } else if ( current_regular_expressions_atom -> pattern_times <= times && times <= current_regular_expressions_atom -> pattern_max_times ) { return 1 ; } else return 0 ; } else if ( _strong_ == alpha ) { if (strong_alpha(_string_get(object_string))) { _string_add( &pattern_elements_matched , _string_get(object_string)) ; _string_next( &object_string ) ; times ++ ; if (times == current_regular_expressions_atom -> pattern_max_times ) break ; } else if ( !_string_overflowed( object_string ) ) { if ( 0 == times && RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; else if ( current_regular_expressions_atom -> pattern_times > times && RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; else if ( current_regular_expressions_atom -> pattern_times <= times && RS_LEVEL_1 == reecmonitor.rs_level ) return 1 ; _string_next( &object_string ) ; } else if ( current_regular_expressions_atom -> pattern_times <= times && times <= current_regular_expressions_atom -> pattern_max_times ) { return 1 ; } else return 0 ; } else { if ( smart_alpha(_string_get(object_string)) || strong_alpha(_string_get(object_string)) ) { _string_add( &pattern_elements_matched , _string_get(object_string)) ; _string_next( &object_string ) ; times ++ ; if (times == current_regular_expressions_atom -> pattern_max_times ) break ; } else if ( !_string_overflowed( object_string ) ) { if ( 0 == times && RS_LEVEL_1 == reecmonitor.rs_level ) return 0 ; else i