From 971ad4fe9bf4c48495f61a3137e996e2a322bbb3 Mon Sep 17 00:00:00 2001
From: drbob <retroshare.project@gmail.com>
Date: Thu, 19 Jun 2008 22:49:23 +0000
Subject: [PATCH] Added header files for new file transfer design.

git-svn-id: http://svn.code.sf.net/p/retroshare/code/trunk@615 b45a01b8-16f6-495d-af2f-9b41ad6348cc
---
 libretroshare/src/ft/Makefile         | 24 ++++++++++
 libretroshare/src/ft/ftfilecreator.h  | 56 ++++++++++++++++++++++
 libretroshare/src/ft/ftfileprovider.h | 67 +++++++++++++++++++++++++++
 3 files changed, 147 insertions(+)
 create mode 100644 libretroshare/src/ft/Makefile
 create mode 100644 libretroshare/src/ft/ftfilecreator.h
 create mode 100644 libretroshare/src/ft/ftfileprovider.h

diff --git a/libretroshare/src/ft/Makefile b/libretroshare/src/ft/Makefile
new file mode 100644
index 000000000..8011fc37d
--- /dev/null
+++ b/libretroshare/src/ft/Makefile
@@ -0,0 +1,24 @@
+
+RS_TOP_DIR = ..
+##### Define any flags that are needed for this section #######
+###############################################################
+
+###############################################################
+include $(RS_TOP_DIR)/scripts/config.mk
+###############################################################
+
+RSOBJ =   
+
+TESTOBJ  = #ftcachetest.o
+
+TESTS  = #ftcachetest
+
+all: librs tests
+
+#ftcachetest : ftcachetest.o $(OBJ)
+#	$(CC) $(CFLAGS) -o ftcachetest ftcachetest.o $(OBJ) $(LIBS)
+
+###############################################################
+include $(RS_TOP_DIR)/scripts/rules.mk
+###############################################################
+
diff --git a/libretroshare/src/ft/ftfilecreator.h b/libretroshare/src/ft/ftfilecreator.h
new file mode 100644
index 000000000..8547d142f
--- /dev/null
+++ b/libretroshare/src/ft/ftfilecreator.h
@@ -0,0 +1,56 @@
+/*
+ * libretroshare/src/ft/ ftfilecreator.h
+ *
+ * File Transfer for RetroShare.
+ *
+ * Copyright 2008 by Robert Fernie.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License Version 2 as published by the Free Software Foundation.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA.
+ *
+ * Please report all bugs and problems to "retroshare@lunamutt.com".
+ *
+ */
+
+#ifndef FT_FILE_CREATOR_HEADER
+#define FT_FILE_CREATOR_HEADER
+
+/* 
+ * ftFileCreator
+ *
+ * TODO: Serialiser Load / Save.
+ *
+ */
+
+class ftFileCreator: public ftFileProvider
+{
+public:
+
+	ftFileCreator(std::string savepath, uint64_t size, std::string hash);
+	~ftFileCreator();
+
+	/* overloaded from FileProvider */
+virtual bool 	getFileData(uint64_t offset, uint32_t chunk_size, void *data);
+
+	/* creation functions for FileCreator */
+bool	getMissingChunk(uint64_t &offset, uint32_t &chunk);
+bool 	addFileData(uint64_t offset, uint32_t chunk_size, void *data);
+
+private:
+
+	/* TO BE DECIDED */
+};
+
+
+#endif // FT_FILE_PROVIDER_HEADER
diff --git a/libretroshare/src/ft/ftfileprovider.h b/libretroshare/src/ft/ftfileprovider.h
new file mode 100644
index 000000000..1b78e5c5a
--- /dev/null
+++ b/libretroshare/src/ft/ftfileprovider.h
@@ -0,0 +1,67 @@
+/*
+ * libretroshare/src/ft ftFileProvider.h
+ *
+ * File Transfer for RetroShare.
+ *
+ * Copyright 2008 by Robert Fernie.
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License Version 2 as published by the Free Software Foundation.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA.
+ *
+ * Please report all bugs and problems to "retroshare@lunamutt.com".
+ *
+ */
+
+#ifndef FT_FILE_PROVIDER_HEADER
+#define FT_FILE_PROVIDER_HEADER
+
+/* 
+ * ftFileProvider.
+ *
+ */
+
+class ftFileProvider
+{
+public:
+
+	ftFileProvider(std::string path, uint64_t size, std::string hash);
+	~ftFileProvider();
+
+	/* array already allocated -
+	 * just move chunk_size bytes to void *data buffer.
+	 */
+virtual bool 	getFileData(uint64_t offset, uint32_t chunk_size, void *data);
+
+	/* File Info */
+std::string getHash();
+uint64_t getFileSize();
+
+
+protected:
+
+	std::string file_name;
+	std::string hash;
+	uint64_t    total_size;
+
+	FILE *fd;
+
+	/* Statistics */
+	std::string lastRequestor;
+	uint64_t   req_loc;
+	uint32_t   req_size;
+	time_t     lastTS;   
+};
+
+
+#endif // FT_FILE_PROVIDER_HEADER