ngircd

Free, portable and lightweight Internet Relay Chat server http://ngircd.barton.de/
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commit 599cfd09441816bfe90395a4ec1dff630bc6ce0c
parent 90062111f7fd3be5941d94781470b391bebfccaa
Author: Alexander Barton <alex@barton.de>
Date:   Fri, 17 Jan 2014 23:11:37 +0100

Merge branch 'no-range-matching' of git://arthur.barton.de/ngircd-alex

* 'no-range-matching' of git://arthur.barton.de/ngircd-alex:
  Remove "range matching" functionality

Diffstat:
Msrc/ngircd/match.c | 118+------------------------------------------------------------------------------
1 file changed, 1 insertion(+), 117 deletions(-)

diff --git a/src/ngircd/match.c b/src/ngircd/match.c @@ -109,11 +109,6 @@ MatchCaseInsensitiveList(const char *Pattern, const char *String, static int Matche( const char *p, const char *t ) { - register char range_start, range_end; - bool invert; - bool member_match; - bool loop; - for( ; *p; p++, t++ ) { /* if this is the end of the text then this is the end of the match */ @@ -131,118 +126,7 @@ Matche( const char *p, const char *t ) case '*': /* multiple any character match */ return Matche_After_Star( p, t ); - case '[': /* [..] construct, single member/exclusion character match */ - /* move to beginning of range */ - p++; - - /* check if this is a member match or exclusion match */ - invert = false; - if( *p == '!' || *p == '^' ) - { - invert = true; - p++; - } - - /* if closing bracket here or at range start then we have a malformed pattern */ - if ( *p == ']' ) return MATCH_PATTERN; - - member_match = false; - loop = true; - - while( loop ) - { - /* if end of construct then loop is done */ - if( *p == ']' ) - { - loop = false; - continue; - } - - /* matching a '!', '^', '-', '\' or a ']' */ - if( *p == '\\' ) range_start = range_end = *++p; - else range_start = range_end = *p; - - /* if end of pattern then bad pattern (Missing ']') */ - if( ! *p ) return MATCH_PATTERN; - - /* check for range bar */ - if( *++p == '-' ) - { - /* get the range end */ - range_end = *++p; - - /* if end of pattern or construct then bad pattern */ - if( range_end == '\0' || range_end == ']' ) return MATCH_PATTERN; - - /* special character range end */ - if( range_end == '\\' ) - { - range_end = *++p; - - /* if end of text then we have a bad pattern */ - if ( ! range_end ) return MATCH_PATTERN; - } - - /* move just beyond this range */ - p++; - } - - /* if the text character is in range then match found. make sure the range - * letters have the proper relationship to one another before comparison */ - if( range_start < range_end ) - { - if( *t >= range_start && *t <= range_end ) - { - member_match = true; - loop = false; - } - } - else - { - if( *t >= range_end && *t <= range_start ) - { - member_match = true; - loop = false; - } - } - } - - /* if there was a match in an exclusion set then no match */ - /* if there was no match in a member set then no match */ - if(( invert && member_match ) || ! ( invert || member_match )) return MATCH_RANGE; - - /* if this is not an exclusion then skip the rest of the [...] - * construct that already matched. */ - if( member_match ) - { - while( *p != ']' ) - { - /* bad pattern (Missing ']') */ - if( ! *p ) return MATCH_PATTERN; - - /* skip exact match */ - if( *p == '\\' ) - { - p++; - - /* if end of text then we have a bad pattern */ - if( ! *p ) return MATCH_PATTERN; - } - - /* move to next pattern char */ - p++; - } - } - break; - case '\\': /* next character is quoted and must match exactly */ - /* move pattern pointer to quoted char and fall through */ - p++; - - /* if end of text then we have a bad pattern */ - if( ! *p ) return MATCH_PATTERN; - - /* must match this character exactly */ - default: + default: /* must match this character exactly */ if( *p != *t ) return MATCH_LITERAL; } }