Added file management routines. Added classes for open, read and write.

git-svn-id: svn://svn.code.sf.net/p/tigervnc/code/trunk@341 3789f03b-4d11-0410-bbf8-ca57d06f2519

7 files changed, 286 insertions, 0 deletions

diff --git a/rfb/FileManager.cxx b/rfb/FileManager.cxx
new file mode 100644
index 00000000..6fa5eef4
--- /dev/null
+++ b/rfb/FileManager.cxx
@@ -0,0 +1,62 @@
+/* Copyright (C) 2005 TightVNC Team.  All Rights Reserved.
+ *    
+ * This 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 software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- FileManager.cxx
+
+#include "FileManager.h"
+
+using namespace rfb;
+
+FileManager::FileManager()
+{
+	m_pFile = NULL;
+}
+
+FileManager::~FileManager()
+{
+	close();
+}
+
+bool 
+FileManager::create()
+{
+	if (m_pFile != NULL) return false;
+
+	m_pFile = fopen(m_szFilename, m_szMode);
+
+	if (m_pFile == NULL) {
+		return false;
+	} else {
+		return true;
+	}
+}
+
+bool 
+FileManager::close()
+{
+	if (m_pFile == NULL) return false;
+
+	int result = fclose(m_pFile);
+
+	if (result != 0) {
+		return false;
+	} else {
+		m_pFile = NULL;
+		return true;
+	}
+}
diff --git a/rfb/FileManager.h b/rfb/FileManager.h
new file mode 100644
index 00000000..8638d66a
--- /dev/null
+++ b/rfb/FileManager.h
@@ -0,0 +1,41 @@
+/* Copyright (C) 2005 TightVNC Team.  All Rights Reserved.
+ *    
+ * This 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 software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- FileManager.
+
+#ifndef __RFB_FILEMANAGER_H__
+#define __RFB_FILEMANAGER_H__
+
+#include "rfb/fttypes.h"
+
+namespace rfb {
+	class FileManager {
+	public:
+	  FileManager();
+	  ~FileManager();
+
+	  bool create();
+	  bool close();
+
+	protected:
+	  FILE *m_pFile;
+	  char m_szMode[4];
+	  char m_szFilename[FT_FILENAME_SIZE];
+	};
+}
+#endif // __RFB_FILEMANAGER_H__
\ No newline at end of file
diff --git a/rfb/FileReader.cxx b/rfb/FileReader.cxx
new file mode 100644
index 00000000..a74a5173
--- /dev/null
+++ b/rfb/FileReader.cxx
@@ -0,0 +1,47 @@
+/* Copyright (C) 2005 TightVNC Team.  All Rights Reserved.
+ *    
+ * This 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 software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- FileReader.cxx
+
+#include "FileReader.h"
+
+using namespace rfb;
+
+FileReader::FileReader(char *pFilename)
+{
+  strcpy(m_szFilename, pFilename);
+  strcpy(m_szMode, "r");
+}
+
+bool 
+FileReader::read(void *pBuf, unsigned int count, unsigned int *pBytesRead)
+{
+  if (m_pFile == NULL) return false;
+
+  unsigned int bytesRead = fread(pBuf, 1, count, m_pFile);
+
+  if (ferror(m_pFile)) return false;
+
+  if (feof(m_pFile)) {
+    *pBytesRead = 0;
+  } else {
+    *pBytesRead = bytesRead;
+  }
+
+  return true;
+}
diff --git a/rfb/FileReader.h b/rfb/FileReader.h
new file mode 100644
index 00000000..50a52af7
--- /dev/null
+++ b/rfb/FileReader.h
@@ -0,0 +1,34 @@
+/* Copyright (C) 2005 TightVNC Team.  All Rights Reserved.
+ *    
+ * This 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 software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- FileReader.h
+
+#ifndef __RFB_FILEREADER_H__
+#define __RFB_FILEREADER_H__
+
+#include "FileManager.h"
+
+namespace rfb {
+  class FileReader : public FileManager {
+  public:
+    FileReader(char *pFilename);
+
+    bool read(void *pBuf, unsigned int count, unsigned int *pBytesRead);
+  };
+}
+#endif // __RFB_FILEREADER_H__
\ No newline at end of file
diff --git a/rfb/FileWriter.cxx b/rfb/FileWriter.cxx
new file mode 100644
index 00000000..cc2942d1
--- /dev/null
+++ b/rfb/FileWriter.cxx
@@ -0,0 +1,42 @@
+/* Copyright (C) 2005 TightVNC Team.  All Rights Reserved.
+ *    
+ * This 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 software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- FileWriter.cxx
+
+#include "FileWriter.h"
+
+using namespace rfb;
+
+FileWriter::FileWriter(char *pFilename)
+{
+  strcpy(m_szFilename, pFilename);
+  strcpy(m_szMode, "w");
+}
+
+bool 
+FileWriter::write(const void *pBuf, unsigned int count, unsigned int *pBytesWritten)
+{
+  if (m_pFile == NULL) return false;
+
+  unsigned int bytesWritten = fwrite(pBuf, 1, count, m_pFile);
+
+  if (ferror(m_pFile)) return false;
+
+  *pBytesWritten = bytesWritten;
+  return true;
+}
diff --git a/rfb/FileWriter.h b/rfb/FileWriter.h
new file mode 100644
index 00000000..bb261a7d
--- /dev/null
+++ b/rfb/FileWriter.h
@@ -0,0 +1,35 @@
+/* Copyright (C) 2005 TightVNC Team.  All Rights Reserved.
+ *    
+ * This 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 software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- FileWriter.h
+
+#ifndef __RFB_FILEWRITER_H__
+#define __RFB_FILEWRITER_H__
+
+#include "FileManager.h"
+
+namespace rfb {
+  class FileWriter : public FileManager {
+  public:
+    FileWriter(char *pFilename);
+
+    bool write(const void *pBuf, unsigned int count, unsigned int *pBytesWritten);
+  };
+}
+
+#endif // __RFB_FILEWRITER_H__
\ No newline at end of file
diff --git a/rfb/fttypes.h b/rfb/fttypes.h
new file mode 100644
index 00000000..e2e30395
--- /dev/null
+++ b/rfb/fttypes.h
@@ -0,0 +1,25 @@
+/* Copyright (C) 2005 TightVNC Team.  All Rights Reserved.
+ *    
+ * This 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 software 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 software; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307,
+ * USA.
+ */
+
+// -=- CommonTypes.h
+
+#include "stdio.h"
+#include "stdlib.h"
+#include "string.h"
+
+#define FT_FILENAME_SIZE 256
\ No newline at end of file