4db94043cb
Files correlati : Commento : Spostamento in libraries delle librerie esterne di Campo per una maggiore pulizia e organizzazione git-svn-id: svn://10.65.10.50/branches/R_10_00@24150 c028cbd2-c16b-5b4b-a496-9718f37d4682
108 lines
2.8 KiB
C++
108 lines
2.8 KiB
C++
/*
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* Copyright (c) <2002-2005> <Jean-Philippe Barrette-LaPierre>
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*
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* Permission is hereby granted, free of charge, to any person obtaining
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* a copy of this software and associated documentation files
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* (curlpp), to deal in the Software without restriction,
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* including without limitation the rights to use, copy, modify, merge,
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* publish, distribute, sublicense, and/or sell copies of the Software,
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* and to permit persons to whom the Software is furnished to do so,
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* subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included
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* in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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/**
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* \file
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* WriteFunction option using free function.
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* Writing to FILE*
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*
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*/
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#include <curlpp/cURLpp.hpp>
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#include <curlpp/Easy.hpp>
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#include <curlpp/Options.hpp>
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#include <curlpp/Exception.hpp>
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#include <cstdlib>
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#include <cstdio>
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#include <cstring>
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#include <cerrno>
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/// Callback must be declared static, otherwise it won't link...
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size_t WriteCallback(char* ptr, size_t size, size_t nmemb, void *f)
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{
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FILE *file = (FILE *)f;
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return fwrite(ptr, size, nmemb, file);
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};
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int main(int argc, char *argv[])
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{
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if(argc < 2)
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{
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std::cerr << "Example 11: Wrong number of arguments" << std::endl
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<< "Example 11: Usage: example11 url [file]"
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<< std::endl;
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return EXIT_FAILURE;
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}
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char *url = argv[1];
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char *filename = NULL;
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if(argc >= 3)
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{
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filename = argv[2];
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}
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try
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{
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curlpp::Cleanup cleaner;
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curlpp::Easy request;
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/// Set the writer callback to enable cURL to write result in a memory area
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curlpp::options::WriteFunctionCurlFunction
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myFunction(WriteCallback);
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FILE *file = stdout;
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if(filename != NULL)
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{
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file = fopen(filename, "wb");
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if(file == NULL)
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{
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fprintf(stderr, "%s/n", strerror(errno));
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return EXIT_FAILURE;
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}
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}
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curlpp::OptionTrait<void *, CURLOPT_WRITEDATA>
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myData(file);
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request.setOpt(myFunction);
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request.setOpt(myData);
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/// Setting the URL to retrive.
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request.setOpt(new curlpp::options::Url(url));
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request.setOpt(new curlpp::options::Verbose(true));
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request.perform();
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}
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catch (curlpp::LogicError & e)
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{
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std::cout << e.what() << std::endl;
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}
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catch (curlpp::RuntimeError & e)
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{
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std::cout << e.what() << std::endl;
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}
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}
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