diff options
Diffstat (limited to 'VNFs/DPPD-PROX/tools/flow_extract/mappedfile.hpp')
-rw-r--r-- | VNFs/DPPD-PROX/tools/flow_extract/mappedfile.hpp | 40 |
1 files changed, 40 insertions, 0 deletions
diff --git a/VNFs/DPPD-PROX/tools/flow_extract/mappedfile.hpp b/VNFs/DPPD-PROX/tools/flow_extract/mappedfile.hpp new file mode 100644 index 00000000..7bf79df5 --- /dev/null +++ b/VNFs/DPPD-PROX/tools/flow_extract/mappedfile.hpp @@ -0,0 +1,40 @@ +/* +// Copyright (c) 2010-2017 Intel Corporation +// +// 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 _MAPPEDFILE_H_ +#define _MAPPEDFILE_H_ + +#include <inttypes.h> +#include <string> + +using namespace std; + +class MappedFile { +public: + int open(const string& filePath, size_t size); + int open(const string& filePath); + void close(); + int sync(); + uint8_t* getMapBeg() {return (uint8_t *)data;} + uint8_t* getMapEnd() {return (uint8_t *)data + mappedFileSize;} + size_t size() const; +private: + int fd; + size_t mappedFileSize; + void *data; +}; + +#endif /* _MAPPEDFILE_H_ */ |