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author | px4dev <px4@purgatory.org> | 2012-08-04 15:12:36 -0700 |
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committer | px4dev <px4@purgatory.org> | 2012-08-04 15:12:36 -0700 |
commit | 8a365179eafdf3aea98e60ab9f5882b200d4c759 (patch) | |
tree | 4f38d6d4cd80bd0b6e22e2bb534c3f117ce44e56 /nuttx/COPYING | |
download | px4-firmware-8a365179eafdf3aea98e60ab9f5882b200d4c759.tar.gz px4-firmware-8a365179eafdf3aea98e60ab9f5882b200d4c759.tar.bz2 px4-firmware-8a365179eafdf3aea98e60ab9f5882b200d4c759.zip |
Fresh import of the PX4 firmware sources.
Diffstat (limited to 'nuttx/COPYING')
-rw-r--r-- | nuttx/COPYING | 179 |
1 files changed, 179 insertions, 0 deletions
diff --git a/nuttx/COPYING b/nuttx/COPYING new file mode 100644 index 000000000..82d3a8a58 --- /dev/null +++ b/nuttx/COPYING @@ -0,0 +1,179 @@ +COPYING -- Describes the terms under which Nuttx is distributed. A +copy of the BSD-style licensing is included in this file. In my +words -- I believe that you should free to use NuttX in any +environment, private, private, commercial, open, closed, etc. +provided only that you repect the modest copyright notices as +described in license (below). Please feel free to contact me if you +have any licensing concerns. + +NuttX +^^^^^^ + +License for NuttX in general (authorship of individual files may vary): +/************************************************************************* + * + * Copyright (C) 2007-2012 Gregory Nutt. All rights reserved. + * Author: Gregory Nutt <gnutt@nuttx.org> + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in + * the documentation and/or other materials provided with the + * distribution. + * 3. Neither the name NuttX nor the names of its contributors may be + * used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS + * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT + * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS + * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE + * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, + * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, + * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS + * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED + * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN + * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + * + *************************************************************************/ + +FAT Long File Names +^^^^^^^^^^^^^^^^^^^ + + NOTE: If CONFIG_FAT_LFN is defined in your NuttX configuration file, then + there may be some legal, patent issues. The following was extracted from + the entry "File Allocation Table from Wikipedia, the free encyclopedia: + + "On December 3, 2003 Microsoft announced it would be offering licenses + for use of its FAT specification and 'associated intellectual property', + at the cost of a US$0.25 royalty per unit sold, with a $250,000 maximum + royalty per license agreement. + + o "U.S. Patent 5,745,902 (http://www.google.com/patents?vid=5745902) - + Method and system for accessing a file using file names having + different file name formats. ... + o "U.S. Patent 5,579,517 (http://www.google.com/patents?vid=5579517) - + Common name space for long and short filenames. ... + o "U.S. Patent 5,758,352 (http://www.google.com/patents?vid=5758352) - + Common name space for long and short filenames. ... + o "U.S. Patent 6,286,013 (http://www.google.com/patents?vid=6286013) - + Method and system for providing a common name space for long and + short file names in an operating system. ... + + "Many technical commentators have concluded that these patents only cover + FAT implementations that include support for long filenames, and that + removable solid state media and consumer devices only using short names + would be unaffected. ..." + + So you have been forewarned: Use the long filename at your own risk! + +uIP +^^^ + +Many lower-level networking components of NuttX derive from uIP which +has a similar BSD style license: + + Copyright (c) 2001-2003, Adam Dunkels. + All rights reserved. + +IGMP +^^^^ + +IGMP support, if enabled in uIP, adds additional logic by Steve Reynolds: + + Copyright (c) 2002 CITEL Technologies Ltd. + All rights reserved. + +The HID Parser in drivers/usbhost +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ + + Adapted from the LUFA Library (MIT license): + + Copyright 2011 Dean Camera (dean [at] fourwalledcubicle [dot] com) + dean [at] fourwalledcubicle [dot] com, www.lufa-lib.org + + Permission to use, copy, modify, distribute, and sell this + software and its documentation for any purpose is hereby granted + without fee, provided that the above copyright notice appear in + all copies and that both that the copyright notice and this + permission notice and warranty disclaimer appear in supporting + documentation, and that the name of the author not be used in + advertising or publicity pertaining to distribution of the + software without specific, written prior permission. + + The author disclaim all warranties with regard to this + software, including all implied warranties of merchantability + and fitness. In no event shall the author be liable for any + special, indirect or consequential damages or any damages + whatsoever resulting from loss of use, data or profits, whether + in an action of contract, negligence or other tortious action, + arising out of or in connection with the use or performance of + this software. + +Certain functions in the NuttX C-library derive from other BSD-compatible +sources: + +fs/nfs: +^^^^^^^ + + NFS: + + Copyright (c) 1989, 1991, 1993, 1995 The Regents of the University of + California. All rights reserved. + + and RPC also has: + + Copyright (c) 2004 The Regents of the University of Michigan. + Copyright (c) 2004 Weston Andros Adamson <muzzle@umich.edu>. + Copyright (c) 2004 Marius Aamodt Eriksen <marius@umich.edu>. + + The University of Michigan uses a modified BSD license equivalent to + the NuttX license. The University of California code uses the original + BSD license and requires that I state the following: + + "This product includes software developed by the University of + California, Berkeley and its contributors." + +strtod(): +^^^^^^^^ + + Copyright (C) 2002 Michael Ringgaard. All rights reserved. + Copyright (C) 2006-2007 H. Peter Anvin. + +dtoa(): +^^^^^^ + + If you enable floating point conversions with CONFIG_LIBC_FLOATINGPOINT, + then some files with an unmodified BSD license will be included. That + license is similar to the above (modified) BSD license, but has an + additional requirement that I state the following: + + "This product includes software developed by the University of + California, Berkeley and its contributors." + +Documents/rss.gif +^^^^^^^^^^^^^^^^^ + + Licensed under Creative Commons Attribution-Share Alike 2.5 Generic + license: + + You are free: + + * to share – to copy, distribute and transmit the work + * to remix – to adapt the work + + Under the following conditions: + + * attribution – You must attribute the work in the manner specified + by the author or licensor (but not in any way that suggests that + they endorse you or your use of the work). + * share alike – If you alter, transform, or build upon this work, + you may distribute the resulting work only under the same or + similar license to this one. |