Merge pull request #3 from saurabhb17/master

secondary files

1 files changed, 94 insertions, 0 deletions

diff --git a/common/kicad_curl/kicad_curl_easy.cpp b/common/kicad_curl/kicad_curl_easy.cpp
new file mode 100644
index 0000000..1e84afe
--- /dev/null
+++ b/common/kicad_curl/kicad_curl_easy.cpp
@@ -0,0 +1,94 @@
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 2015 Mark Roszko <mark.roszko@gmail.com>
+ * Copyright (C) 2015 KiCad Developers, see CHANGELOG.TXT for contributors.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 3
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+#include <kicad_curl/kicad_curl_easy.h>
+
+#include <cstddef>
+#include <exception>
+#include <stdarg.h>
+#include <sstream>
+#include <richio.h>
+
+
+static size_t write_callback( void* contents, size_t size, size_t nmemb, void* userp )
+{
+    size_t realsize = size * nmemb;
+
+    std::string* p = (std::string*) userp;
+
+    p->append( (const char*) contents, realsize );
+
+    return realsize;
+}
+
+
+KICAD_CURL_EASY::KICAD_CURL_EASY() :
+    m_headers( NULL )
+{
+    // Call KICAD_CURL::Init() from in here everytime, but only the first time
+    // will incur any overhead.  This strategy ensures that libcurl is never loaded
+    // unless it is needed.
+
+    KICAD_CURL::Init();
+
+    m_CURL = curl_easy_init();
+
+    if( !m_CURL )
+    {
+        THROW_IO_ERROR( "Unable to initialize CURL session" );
+    }
+
+    curl_easy_setopt( m_CURL, CURLOPT_WRITEFUNCTION, write_callback );
+    curl_easy_setopt( m_CURL, CURLOPT_WRITEDATA, (void*) &m_buffer );
+}
+
+
+KICAD_CURL_EASY::~KICAD_CURL_EASY()
+{
+    if( m_headers )
+        curl_slist_free_all( m_headers );
+
+    curl_easy_cleanup( m_CURL );
+}
+
+
+void KICAD_CURL_EASY::Perform()
+{
+    if( m_headers )
+    {
+        curl_easy_setopt( m_CURL, CURLOPT_HTTPHEADER, m_headers );
+    }
+
+    // bonus: retain worst case memory allocation, should re-use occur
+    m_buffer.clear();
+
+    CURLcode res = curl_easy_perform( m_CURL );
+
+    if( res != CURLE_OK )
+    {
+        std::string msg = StrPrintf( "curl_easy_perform()=%d: %s",
+                            res, GetErrorText( res ).c_str() );
+        THROW_IO_ERROR( msg );
+    }
+}