ir/configuration.h

/*
Copyright 2013-present Barefoot Networks, Inc.
 
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
 
    http://www.apache.org/licenses/LICENSE-2.0
 
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
 
#ifndef IR_CONFIGURATION_H_
#define IR_CONFIGURATION_H_
 
namespace P4 {
 
class P4CConfiguration {
 public:
    virtual int maximumWidthSupported() const = 0;
 
    virtual int maximumArraySize() const = 0;
};
 
class DefaultP4CConfiguration : public P4CConfiguration {
 public:
    int maximumWidthSupported() const { return 2048; }
    int maximumArraySize() const { return 256; }
 
    static const DefaultP4CConfiguration &get() {
        static DefaultP4CConfiguration instance;
        return instance;
    }
 
 protected:
    DefaultP4CConfiguration() {}
};
 
}  // namespace P4
 
#endif /* IR_CONFIGURATION_H_ */