DPDK patches and discussions
 help / color / mirror / Atom feed
From: Arek Kusztal <arkadiuszx.kusztal@intel.com>
To: dev@dpdk.org
Cc: fiona.trahe@intel.com, ray.kinsella@intel.com,
	akhil.goyal@nxp.com, Arek Kusztal <arkadiuszx.kusztal@intel.com>
Subject: [dpdk-dev] [PATCH v4 1/2] cryptodev: add chacha20-poly1305 aead algorithm
Date: Thu, 30 Apr 2020 17:52:43 +0200
Message-ID: <20200430155244.1680-1-arkadiuszx.kusztal@intel.com> (raw)

This patch adds Chacha20-Poly1305 AEAD algorithm to Cryptodev.

Signed-off-by: Arek Kusztal <arkadiuszx.kusztal@intel.com>
Acked-by: Fiona Trahe <fiona.trahe@intel.com>
Acked-by: Anoob Joseph <anoobj@marvell.com>
Acked-by: Akhil Goyal <akhil.goyal@nxp.com>
---
v3:
- rebased against 20.05
v4:
- rebased again against 20.05

 doc/guides/cryptodevs/features/default.ini | 13 +++++++------
 doc/guides/rel_notes/release_20_05.rst     |  4 ++++
 lib/librte_cryptodev/rte_crypto_sym.h      |  9 +++++++++
 lib/librte_cryptodev/rte_cryptodev.c       |  1 +
 4 files changed, 21 insertions(+), 6 deletions(-)

diff --git a/doc/guides/cryptodevs/features/default.ini b/doc/guides/cryptodevs/features/default.ini
index 118479d..800bcf8 100644
--- a/doc/guides/cryptodevs/features/default.ini
+++ b/doc/guides/cryptodevs/features/default.ini
@@ -95,12 +95,13 @@ SHA3_512 HMAC   =
 ; Supported AEAD algorithms of a default crypto driver.
 ;
 [AEAD]
-AES GCM (128) =
-AES GCM (192) =
-AES GCM (256) =
-AES CCM (128) =
-AES CCM (192) =
-AES CCM (256) =
+AES GCM (128)     =
+AES GCM (192)     =
+AES GCM (256)     =
+AES CCM (128)     =
+AES CCM (192)     =
+AES CCM (256)     =
+CHACHA20-POLY1305 =
 ;
 ; Supported Asymmetric algorithms of a default crypto driver.
 ;
diff --git a/doc/guides/rel_notes/release_20_05.rst b/doc/guides/rel_notes/release_20_05.rst
index b124c3f..88396e8 100644
--- a/doc/guides/rel_notes/release_20_05.rst
+++ b/doc/guides/rel_notes/release_20_05.rst
@@ -212,6 +212,10 @@ New Features
   * Added IPsec inbound load-distribution support for ipsec-secgw application
     using NIC load distribution feature(Flow Director).
 
+* **Added Chacha20-Poly1305 algorithm to Cryptodev API.**
+
+  Chacha20-Poly1305 AEAD algorithm can now be supported in Cryptodev.
+
 
 Removed Items
 -------------
diff --git a/lib/librte_cryptodev/rte_crypto_sym.h b/lib/librte_cryptodev/rte_crypto_sym.h
index 9e887c1..d9585ec 100644
--- a/lib/librte_cryptodev/rte_crypto_sym.h
+++ b/lib/librte_cryptodev/rte_crypto_sym.h
@@ -409,6 +409,8 @@ enum rte_crypto_aead_algorithm {
 	/**< AES algorithm in CCM mode. */
 	RTE_CRYPTO_AEAD_AES_GCM,
 	/**< AES algorithm in GCM mode. */
+	RTE_CRYPTO_AEAD_CHACHA20_POLY1305,
+	/**< Chacha20 cipher with poly1305 authenticator */
 	RTE_CRYPTO_AEAD_LIST_END
 };
 
@@ -452,6 +454,11 @@ struct rte_crypto_aead_xform {
 		 * be allocated, even though the length field will
 		 * have a value less than this.
 		 *
+		 * - For Chacha20-Poly1305 it is 96-bit nonce.
+		 * PMD sets initial counter for Poly1305 key generation
+		 * part to 0 and for Chacha20 encryption to 1 as per
+		 * rfc8439 2.8. AEAD construction.
+		 *
 		 * For optimum performance, the data pointed to SHOULD
 		 * be 8-byte aligned.
 		 */
@@ -468,6 +475,8 @@ struct rte_crypto_aead_xform {
 		 *
 		 * - For CCM mode, this is the length of the nonce,
 		 * which can be in the range 7 to 13 inclusive.
+		 *
+		 * - For Chacha20-Poly1305 this field is always 12.
 		 */
 	} iv;	/**< Initialisation vector parameters */
 
diff --git a/lib/librte_cryptodev/rte_cryptodev.c b/lib/librte_cryptodev/rte_cryptodev.c
index 7693eb6..a499c47 100644
--- a/lib/librte_cryptodev/rte_cryptodev.c
+++ b/lib/librte_cryptodev/rte_cryptodev.c
@@ -152,6 +152,7 @@ const char *
 rte_crypto_aead_algorithm_strings[] = {
 	[RTE_CRYPTO_AEAD_AES_CCM]	= "aes-ccm",
 	[RTE_CRYPTO_AEAD_AES_GCM]	= "aes-gcm",
+	[RTE_CRYPTO_AEAD_CHACHA20_POLY1305] = "chacha20-poly1305"
 };
 
 /**
-- 
2.1.0


             reply	other threads:[~2020-04-30 15:52 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-04-30 15:52 Arek Kusztal [this message]
2020-04-30 15:52 ` [dpdk-dev] [PATCH v4 2/2] cryptodev: version cryptodev info get function Arek Kusztal

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20200430155244.1680-1-arkadiuszx.kusztal@intel.com \
    --to=arkadiuszx.kusztal@intel.com \
    --cc=akhil.goyal@nxp.com \
    --cc=dev@dpdk.org \
    --cc=fiona.trahe@intel.com \
    --cc=ray.kinsella@intel.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

DPDK patches and discussions

This inbox may be cloned and mirrored by anyone:

	git clone --mirror https://inbox.dpdk.org/dev/0 dev/git/0.git

	# If you have public-inbox 1.1+ installed, you may
	# initialize and index your mirror using the following commands:
	public-inbox-init -V2 dev dev/ https://inbox.dpdk.org/dev \
		dev@dpdk.org
	public-inbox-index dev

Example config snippet for mirrors.
Newsgroup available over NNTP:
	nntp://inbox.dpdk.org/inbox.dpdk.dev


AGPL code for this site: git clone https://public-inbox.org/public-inbox.git