| 920 | } |
| 921 | |
| 922 | LDAPExpr |
| 923 | LDAPExpr::ParseExpr(ParseState& ps) |
| 924 | { |
| 925 | ps.skipWhite(); |
| 926 | if (!ps.prefix("(")) |
| 927 | { |
| 928 | ps.error(LDAPExprConstants::MALFORMED()); |
| 929 | } |
| 930 | |
| 931 | int op; |
| 932 | ps.skipWhite(); |
| 933 | Byte c = ps.peek(); |
| 934 | if (c == '&') |
| 935 | { |
| 936 | op = AND; |
| 937 | } |
| 938 | else if (c == '|') |
| 939 | { |
| 940 | op = OR; |
| 941 | } |
| 942 | else if (c == '!') |
| 943 | { |
| 944 | op = NOT; |
| 945 | } |
| 946 | else |
| 947 | { |
| 948 | return ParseSimple(ps); |
| 949 | } |
| 950 | ps.skip(1); // Ignore the d->m_operator |
| 951 | |
| 952 | std::vector<LDAPExpr> v; |
| 953 | do |
| 954 | { |
| 955 | v.push_back(ParseExpr(ps)); |
| 956 | ps.skipWhite(); |
| 957 | } while (ps.peek() == '('); |
| 958 | |
| 959 | std::size_t n = v.size(); |
| 960 | if (!ps.prefix(")") || n == 0 || (op == NOT && n > 1)) |
| 961 | { |
| 962 | ps.error(LDAPExprConstants::MALFORMED()); |
| 963 | } |
| 964 | |
| 965 | return LDAPExpr(op, v); |
| 966 | } |
| 967 | |
| 968 | LDAPExpr |
| 969 | LDAPExpr::ParseSimple(ParseState& ps) |