Merge branch 'master' of ssh://git.fedorahosted.org/git/abrt

5 files changed, 322 insertions, 0 deletions

diff --git a/src/Daemon/ABRTPlugin.cpp b/src/Daemon/ABRTPlugin.cpp
new file mode 100644
index 0000000..f2afa41
--- /dev/null
+++ b/src/Daemon/ABRTPlugin.cpp
@@ -0,0 +1,86 @@
+/*
+    ABRTPlugin.cpp
+
+    Copyright (C) 2009  Zdenek Prikryl (zprikryl@redhat.com)
+    Copyright (C) 2009  RedHat inc.
+
+    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 2 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, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+    */
+
+#include "ABRTPlugin.h"
+
+CABRTPlugin::CABRTPlugin(const std::string& pLibPath) :
+    m_pDynamicLibrary(NULL),
+    m_pPluginInfo(NULL),
+    m_pFnPluginNew(NULL)
+{
+    m_pDynamicLibrary = new CDynamicLibrary(pLibPath);
+    m_pPluginInfo = reinterpret_cast<p_plugin_info_t>(m_pDynamicLibrary->FindSymbol("plugin_info"));
+    m_pFnPluginNew = reinterpret_cast<p_fn_plugin_new_t>(m_pDynamicLibrary->FindSymbol("plugin_new"));
+}
+
+CABRTPlugin::~CABRTPlugin()
+{
+    if (m_pDynamicLibrary != NULL)
+    {
+        delete m_pDynamicLibrary;
+    }
+}
+
+const std::string& CABRTPlugin::GetVersion()
+{
+    return m_pPluginInfo->m_sVersion;
+}
+
+const int CABRTPlugin::GetMagicNumber()
+{
+    return m_pPluginInfo->m_nMagicNumber;
+}
+
+const std::string& CABRTPlugin::GetName()
+{
+    return m_pPluginInfo->m_sName;
+}
+
+const std::string& CABRTPlugin::GetDescription()
+{
+    return m_pPluginInfo->m_sDescription;
+}
+
+const std::string& CABRTPlugin::GetEmail()
+{
+    return m_pPluginInfo->m_sEmail;
+}
+
+const std::string& CABRTPlugin::GetWWW()
+{
+    return m_pPluginInfo->m_sWWW;
+}
+
+const std::string& CABRTPlugin::GetGTKBuilder()
+{
+    return m_pPluginInfo->m_sGTKBuilder;
+}
+
+
+const plugin_type_t CABRTPlugin::GetType()
+{
+    return m_pPluginInfo->m_Type;
+}
+
+CPlugin* CABRTPlugin::PluginNew()
+{
+    return m_pFnPluginNew();
+}
diff --git a/src/Daemon/ABRTPlugin.h b/src/Daemon/ABRTPlugin.h
new file mode 100644
index 0000000..cdf72bb
--- /dev/null
+++ b/src/Daemon/ABRTPlugin.h
@@ -0,0 +1,113 @@
+/*
+    ABRTPlugin.h - header file for abrt plugin.
+
+    Copyright (C) 2009  Zdenek Prikryl (zprikryl@redhat.com)
+    Copyright (C) 2009  RedHat inc.
+
+    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 2 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, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+    */
+
+
+#ifndef ABRTPLUGIN_H_
+#define ABRTPLUGIN_H_
+
+#include <string>
+#include "DynamicLibrary.h"
+#include "Plugin.h"
+
+/**
+ * CABRTPlugin class. A class which contains a loaded plugin.
+ */
+class CABRTPlugin
+{
+    private:
+
+        typedef const plugin_info_t* p_plugin_info_t;
+        typedef CPlugin* (*p_fn_plugin_new_t)();
+
+        /**
+         * A class containing library which contains plugin functionality.
+         * @see DynamicLibrary.h
+         */
+        CDynamicLibrary* m_pDynamicLibrary;
+        /**
+         * A pointer to struc containing information about plugin.
+         */
+        p_plugin_info_t m_pPluginInfo;
+        /**
+         * A pointer to function, which creates new instances of plugin.
+         */
+        p_fn_plugin_new_t m_pFnPluginNew;
+
+    public:
+        /**
+         * A constructor.
+         * The constructor loads a plugin
+         * @param pLibPath a path to a plugin
+         */
+        CABRTPlugin(const std::string& pLibPath);
+        /**
+         * A destructor.
+         */
+        ~CABRTPlugin();
+        /**
+         * It is used for getting loaded plugin's version.
+         * @return plugin version
+         */
+        const std::string& GetVersion();
+        /**
+         * It is used for getting loaded plugin's magic number.
+         * @return magic number
+         */
+        const int GetMagicNumber();
+        /**
+         * It is used for getting loaded plugin's name.
+         * @return magic number
+         */
+        const std::string& GetName();
+        /**
+         * It is used for getting loaded plugin's description.
+         * @return magic number
+         */
+        const std::string& GetDescription();
+        /**
+         * It is used for getting an author email of loaded plugin.
+         * @return description
+         */
+        const std::string& GetEmail();
+        /**
+         * It is used for getting a home page of loaded plugin.
+         * @return home page
+         */
+        const std::string& GetWWW();
+        /**
+         * It is used for getting a path to gui description.
+         * @return home page
+         */
+        const std::string& GetGTKBuilder();
+        /**
+         * It is used for getting loaded plugin's type.
+         * @return type
+         */
+        const plugin_type_t GetType();
+        /**
+         * It is used fot getting of a new instance of loaded plugin
+         * @return pointer to new allocated instance of plugin. A caller
+         * has to delete it.
+         */
+        CPlugin* PluginNew();
+};
+
+#endif /*ABRTPLUGIN_H_*/
diff --git a/src/Daemon/DynamicLibrary.cpp b/src/Daemon/DynamicLibrary.cpp
new file mode 100644
index 0000000..ffb2a6e
--- /dev/null
+++ b/src/Daemon/DynamicLibrary.cpp
@@ -0,0 +1,59 @@
+/*
+    DynamicLybrary.cpp
+
+    Copyright (C) 2009  Zdenek Prikryl (zprikryl@redhat.com)
+    Copyright (C) 2009  RedHat inc.
+
+    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 2 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, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+    */
+
+#include "DynamicLibrary.h"
+#include "ABRTException.h"
+#include <iostream>
+#include <dlfcn.h>
+
+CDynamicLibrary::CDynamicLibrary(const std::string& pPath) :
+    m_pHandle(NULL)
+{
+    Load(pPath);
+}
+
+CDynamicLibrary::~CDynamicLibrary()
+{
+    if (m_pHandle != NULL)
+    {
+        dlclose(m_pHandle);
+        m_pHandle = NULL;
+    }
+}
+
+void CDynamicLibrary::Load(const std::string& pPath)
+{
+    m_pHandle = dlopen(pPath.c_str(), RTLD_NOW);
+    if (m_pHandle == NULL)
+    {
+        throw CABRTException(EXCEP_DL, "CDynamicLibrary::Load(): Cannot load " + pPath + " : " + std::string(dlerror()));
+    }
+}
+
+void* CDynamicLibrary::FindSymbol(const std::string& pName)
+{
+    void* sym = dlsym(m_pHandle, pName.c_str());
+    if (sym == NULL)
+    {
+        throw CABRTException(EXCEP_DL, "CDynamicLibrary::Load(): Cannot find symbol '" + pName + "'");
+    }
+    return sym;
+}
diff --git a/src/Daemon/DynamicLibrary.h b/src/Daemon/DynamicLibrary.h
new file mode 100644
index 0000000..f3a95f5
--- /dev/null
+++ b/src/Daemon/DynamicLibrary.h
@@ -0,0 +1,62 @@
+/*
+    DynamicLybrary.h - header file for dynamic lybrarby wraper. It uses libdl.
+
+    Copyright (C) 2009  Zdenek Prikryl (zprikryl@redhat.com)
+    Copyright (C) 2009  RedHat inc.
+
+    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 2 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, write to the Free Software Foundation, Inc.,
+    51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+    */
+
+
+#ifndef DYNAMICLIBRARYH_
+#define DYNAMICLIBRARYH_
+
+#include <string>
+
+/**
+ * A class. It contains one dynamic library.
+ */
+class CDynamicLibrary
+{
+    private:
+        /**
+         * A pointer to library.
+         */
+        void* m_pHandle;
+        /**
+         * A method, which loads a library.
+         * @param pPath A path to the library.
+         */
+        void Load(const std::string& pPath);
+    public:
+        /**
+         * A constructor.
+         * @param pPath A path to the library.
+         */
+        CDynamicLibrary(const std::string& pPath);
+        /**
+         * A destructor.
+         */
+        ~CDynamicLibrary();
+        /**
+         * A method, which tries to find a symbol in a library. If it successes
+         * then a non-NULL pointer is returned, otherwise NULL is returned.
+         * @param pName A symbol name.
+         * @return A pointer where a symbol name is loaded.
+         */
+        void* FindSymbol(const std::string& pName);
+};
+
+#endif /*DYNAMICLIBRARYH_*/
diff --git a/src/Daemon/Makefile.am b/src/Daemon/Makefile.am
index 41d60a7..7964177 100644
--- a/src/Daemon/Makefile.am
+++ b/src/Daemon/Makefile.am
@@ -1,6 +1,8 @@
 sbin_PROGRAMS = abrt
 
 abrt_SOURCES = \
+    DynamicLibrary.cpp DynamicLibrary.h \
+    ABRTPlugin.cpp ABRTPlugin.h \
     PluginManager.cpp PluginManager.h \
     MiddleWare.cpp MiddleWare.h \
     CrashWatcher.cpp CrashWatcher.h \