filesystem subsystem

1 files changed, 76 insertions, 0 deletions

diff --git a/src/filesystem/inifile.h b/src/filesystem/inifile.h
new file mode 100644
index 0000000..f5b74a3
--- /dev/null
+++ b/src/filesystem/inifile.h
@@ -0,0 +1,76 @@
+/*
+   common/inifile.h
+   This file is part of the Osirion project and is distributed under
+   the terms of the GNU General Public License version 2
+*/
+
+#ifndef __INCLUDED_FILESYSTEM_INIFILE_H__
+#define __INCLUDED_FILESYSTEM_INIFILE_H__
+
+// project headers
+#include "filesystem/file.h"
+
+// C++ headers
+#include <string>
+#include <fstream>
+
+namespace filesystem {
+
+/// a class to read .ini files
+/*! The IniFile class provides functions to read .ini files. A .ini file
+ *  consists of one or more [section] headers followed by one or more key=value
+ *  pairs. Lines starting with # or ; are considered comments
+ */
+class IniFile : public File {
+public:
+	/// open the file for reading
+	virtual void open(const char * filename, std::ios_base::openmode mode = std::ios_base::in);
+
+	IniFile & getline();
+
+	/// current section label
+	inline std::string section() const {
+		return section_current;
+	}
+
+	/// current key
+	inline std::string key() const {
+		return key_current;
+	}
+
+	/// current value
+	inline std::string value() const {
+		return value_current;
+	}
+
+	/// true if the last read statement was a section header
+	bool got_section() const;
+	/// true if the last read statement was a certain section header
+	bool got_section(const char * sectionlabel) const;
+
+	/// true if the last read statement was a key=value pair
+	inline bool got_key() const {
+		return last_read_was_key;
+	}
+	/// check if the last read key=value pair matches keylabel and store the value in valuestring
+	bool got_key_string(char * const keylabel, std::string & valuestring);
+
+	inline unsigned int line() const {
+		return line_number;
+	}
+
+private:
+	std::string section_current;
+	std::string key_current;
+	std::string value_current;
+
+	bool last_read_was_key;
+	bool last_read_was_section;
+
+	unsigned int line_number;
+}
+; // class IniFile
+
+} // namespace common
+
+#endif // __INCLUDED_FILESYSTEM_INIFILE_H__