IBR-DTNSuite
0.8
|
00001 /* 00002 * appstreambuf.h 00003 * 00004 * Licensed under the Apache License, Version 2.0 (the "License"); 00005 * you may not use this file except in compliance with the License. 00006 * You may obtain a copy of the License at 00007 * 00008 * http://www.apache.org/licenses/LICENSE-2.0 00009 * 00010 * Unless required by applicable law or agreed to in writing, software 00011 * distributed under the License is distributed on an "AS IS" BASIS, 00012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 00013 * See the License for the specific language governing permissions and 00014 * limitations under the License. 00015 */ 00016 00017 #ifndef IBRCOMMON_APPSTREAMBUF_H_ 00018 #define IBRCOMMON_APPSTREAMBUF_H_ 00019 00020 #include <streambuf> 00021 #include <vector> 00022 #include <string> 00023 #include <stdio.h> 00024 00025 namespace ibrcommon 00026 { 00038 class appstreambuf : public std::basic_streambuf<char, std::char_traits<char> > 00039 { 00040 public: 00041 enum { BUF_SIZE = 512 }; 00042 00043 enum Mode 00044 { 00045 MODE_READ = 0, 00046 MODE_WRITE = 1 00047 }; 00048 00054 appstreambuf(std::string command, appstreambuf::Mode mode); 00055 virtual ~appstreambuf(); 00056 00057 protected: 00058 virtual std::char_traits<char>::int_type underflow(); 00059 virtual int sync(); 00060 virtual std::char_traits<char>::int_type overflow( std::char_traits<char>::int_type m = traits_type::eof() ); 00061 00062 private: 00063 std::vector< char_type > m_buf; 00064 FILE *_handle; 00065 }; 00066 } 00067 00068 #endif /* APPSTREAMBUF_H_ */