[dpdk-dev] [PATCH] lib/cryptodev: fix API aad comments

[Arek Kusztal]

Fix comments concerning aad sizes in Cryptodev API.

Fixes: d11b0f30df88 ("cryptodev: introduce API and framework for crypto devices")

Signed-off-by: Arek Kusztal <arkadiuszx.kusztal at intel.com>
---
 lib/librte_cryptodev/rte_crypto_sym.h | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/lib/librte_cryptodev/rte_crypto_sym.h b/lib/librte_cryptodev/rte_crypto_sym.h
index 508f4ee..eb7b530 100644
--- a/lib/librte_cryptodev/rte_crypto_sym.h
+++ b/lib/librte_cryptodev/rte_crypto_sym.h
@@ -319,8 +319,8 @@ struct rte_crypto_auth_xform {
 
 	uint32_t add_auth_data_length;
 	/**< The length of the additional authenticated data (AAD) in bytes.
-	 * The maximum permitted value is 240 bytes, unless otherwise specified
-	 * below.
+	 * The maximum permitted value is 65535 (2^16 - 1) bytes, unless
+	 * otherwise specified below.
 	 *
 	 * This field must be specified when the hash algorithm is one of the
 	 * following:
@@ -612,7 +612,7 @@ struct rte_crypto_sym_op {
 			 * set up for the session in the @ref
 			 * rte_crypto_auth_xform structure as part of the @ref
 			 * rte_cryptodev_sym_session_create function call.
-			 * This length must not exceed 240 bytes.
+			 * This length must not exceed 65535 (2^16-1) bytes.
 			 *
 			 * Specifically for CCM (@ref RTE_CRYPTO_AUTH_AES_CCM),
 			 * the caller should setup this field as follows:
@@ -645,7 +645,9 @@ struct rte_crypto_sym_op {
 			 * operation, this field is used to pass plaintext.
 			 */
 			phys_addr_t phys_addr;	/**< physical address */
-			uint16_t length;	/**< Length of digest */
+			uint16_t length;
+			/**< Length of additional authenticated data (AAD)
+			 * in bytes */
 		} aad;
 		/**< Additional authentication parameters */
 	} auth;
-- 
2.1.0