Commit 5846551b authored by Mauro Carvalho Chehab's avatar Mauro Carvalho Chehab Committed by Jonathan Corbet

docs: crypto: convert api-intro.txt to ReST format

- Change title markups;
- Mark literal blocks;
- Use list markups at authors/credits;
- Add blank lines when needed;
- Remove trailing whitespaces.
Signed-off-by: default avatarMauro Carvalho Chehab <mchehab+huawei@kernel.org>
Link: https://lore.kernel.org/r/c71e2c73a787ec7814db09bec3c1359779785bfa.1592203650.git.mchehab+huawei@kernel.orgSigned-off-by: default avatarJonathan Corbet <corbet@lwn.net>
parent 0efaaa86
.. SPDX-License-Identifier: GPL-2.0
Scatterlist Cryptographic API
=============================
Scatterlist Cryptographic API
=============================
INTRODUCTION
Introduction
============
The Scatterlist Crypto API takes page vectors (scatterlists) as
arguments, and works directly on pages. In some cases (e.g. ECB
......@@ -13,7 +17,8 @@ so that processing can be applied to paged skb's without the need
for linearization.
DETAILS
Details
=======
At the lowest level are algorithms, which register dynamically with the
API.
......@@ -23,7 +28,7 @@ of the implementation logic (e.g. manipulating page vectors) and provide an
abstraction to the underlying algorithms. However, at the user
level they are very simple.
Conceptually, the API layering looks like this:
Conceptually, the API layering looks like this::
[transform api] (user interface)
[transform ops] (per-type logic glue e.g. cipher.c, compress.c)
......@@ -44,7 +49,7 @@ one block while the former can operate on an arbitrary amount of data,
subject to block size requirements (i.e., non-stream ciphers can only
process multiples of blocks).
Here's an example of how to use the API:
Here's an example of how to use the API::
#include <crypto/hash.h>
#include <linux/err.h>
......@@ -78,7 +83,8 @@ Here's an example of how to use the API:
Many real examples are available in the regression test module (tcrypt.c).
DEVELOPER NOTES
Developer Notes
===============
Transforms may only be allocated in user context, and cryptographic
methods may only be called from softirq and user contexts. For
......@@ -91,7 +97,8 @@ size (typically 8 bytes). This prevents having to do any copying
across non-aligned page fragment boundaries.
ADDING NEW ALGORITHMS
Adding New Algorithms
=====================
When submitting a new algorithm for inclusion, a mandatory requirement
is that at least a few test vectors from known sources (preferably
......@@ -119,132 +126,137 @@ Also check the TODO list at the web site listed below to see what people
might already be working on.
BUGS
Bugs
====
Send bug reports to:
linux-crypto@vger.kernel.org
Cc: Herbert Xu <herbert@gondor.apana.org.au>,
linux-crypto@vger.kernel.org
Cc:
Herbert Xu <herbert@gondor.apana.org.au>,
David S. Miller <davem@redhat.com>
FURTHER INFORMATION
Further Information
===================
For further patches and various updates, including the current TODO
list, see:
http://gondor.apana.org.au/~herbert/crypto/
AUTHORS
Authors
=======
James Morris
David S. Miller
Herbert Xu
- James Morris
- David S. Miller
- Herbert Xu
CREDITS
Credits
=======
The following people provided invaluable feedback during the development
of the API:
Alexey Kuznetzov
Rusty Russell
Herbert Valerio Riedel
Jeff Garzik
Michael Richardson
Andrew Morton
Ingo Oeser
Christoph Hellwig
- Alexey Kuznetzov
- Rusty Russell
- Herbert Valerio Riedel
- Jeff Garzik
- Michael Richardson
- Andrew Morton
- Ingo Oeser
- Christoph Hellwig
Portions of this API were derived from the following projects:
Kerneli Cryptoapi (http://www.kerneli.org/)
Alexander Kjeldaas
Herbert Valerio Riedel
Kyle McMartin
Jean-Luc Cooke
David Bryson
Clemens Fruhwirth
Tobias Ringstrom
Harald Welte
- Alexander Kjeldaas
- Herbert Valerio Riedel
- Kyle McMartin
- Jean-Luc Cooke
- David Bryson
- Clemens Fruhwirth
- Tobias Ringstrom
- Harald Welte
and;
Nettle (http://www.lysator.liu.se/~nisse/nettle/)
Niels Möller
- Niels Möller
Original developers of the crypto algorithms:
Dana L. How (DES)
Andrew Tridgell and Steve French (MD4)
Colin Plumb (MD5)
Steve Reid (SHA1)
Jean-Luc Cooke (SHA256, SHA384, SHA512)
Kazunori Miyazawa / USAGI (HMAC)
Matthew Skala (Twofish)
Dag Arne Osvik (Serpent)
Brian Gladman (AES)
Kartikey Mahendra Bhatt (CAST6)
Jon Oberheide (ARC4)
Jouni Malinen (Michael MIC)
NTT(Nippon Telegraph and Telephone Corporation) (Camellia)
- Dana L. How (DES)
- Andrew Tridgell and Steve French (MD4)
- Colin Plumb (MD5)
- Steve Reid (SHA1)
- Jean-Luc Cooke (SHA256, SHA384, SHA512)
- Kazunori Miyazawa / USAGI (HMAC)
- Matthew Skala (Twofish)
- Dag Arne Osvik (Serpent)
- Brian Gladman (AES)
- Kartikey Mahendra Bhatt (CAST6)
- Jon Oberheide (ARC4)
- Jouni Malinen (Michael MIC)
- NTT(Nippon Telegraph and Telephone Corporation) (Camellia)
SHA1 algorithm contributors:
Jean-Francois Dive
- Jean-Francois Dive
DES algorithm contributors:
Raimar Falke
Gisle Sælensminde
Niels Möller
- Raimar Falke
- Gisle Sælensminde
- Niels Möller
Blowfish algorithm contributors:
Herbert Valerio Riedel
Kyle McMartin
- Herbert Valerio Riedel
- Kyle McMartin
Twofish algorithm contributors:
Werner Koch
Marc Mutz
- Werner Koch
- Marc Mutz
SHA256/384/512 algorithm contributors:
Andrew McDonald
Kyle McMartin
Herbert Valerio Riedel
- Andrew McDonald
- Kyle McMartin
- Herbert Valerio Riedel
AES algorithm contributors:
Alexander Kjeldaas
Herbert Valerio Riedel
Kyle McMartin
Adam J. Richter
Fruhwirth Clemens (i586)
Linus Torvalds (i586)
- Alexander Kjeldaas
- Herbert Valerio Riedel
- Kyle McMartin
- Adam J. Richter
- Fruhwirth Clemens (i586)
- Linus Torvalds (i586)
CAST5 algorithm contributors:
Kartikey Mahendra Bhatt (original developers unknown, FSF copyright).
- Kartikey Mahendra Bhatt (original developers unknown, FSF copyright).
TEA/XTEA algorithm contributors:
Aaron Grothe
Michael Ringe
- Aaron Grothe
- Michael Ringe
Khazad algorithm contributors:
Aaron Grothe
- Aaron Grothe
Whirlpool algorithm contributors:
Aaron Grothe
Jean-Luc Cooke
- Aaron Grothe
- Jean-Luc Cooke
Anubis algorithm contributors:
Aaron Grothe
- Aaron Grothe
Tiger algorithm contributors:
Aaron Grothe
- Aaron Grothe
VIA PadLock contributors:
Michal Ludvig
- Michal Ludvig
Camellia algorithm contributors:
NTT(Nippon Telegraph and Telephone Corporation) (Camellia)
- NTT(Nippon Telegraph and Telephone Corporation) (Camellia)
Generic scatterwalk code by Adam J. Richter <adam@yggdrasil.com>
Please send any credits updates or corrections to:
Herbert Xu <herbert@gondor.apana.org.au>
......@@ -17,6 +17,7 @@ for cryptographic use cases, as well as programming examples.
:maxdepth: 2
intro
api-intro
architecture
asymmetric-keys
devel-algos
......
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