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[PATCHv7,2/4] Add helper include file with IPSec headers

Message ID 1410270593-1230-3-git-send-email-robking@cisco.com
State Accepted
Commit 130a94f6a16a77e47e85b3af7399c4cbfc65d4dc
Headers show

Commit Message

Robbie King Sept. 9, 2014, 1:49 p.m. UTC 
Signed-off-by: Robbie King <robking@cisco.com>
---
 helper/include/odph_ipsec.h |   73 +++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 73 insertions(+), 0 deletions(-)
 create mode 100644 helper/include/odph_ipsec.h
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Patch

diff --git a/helper/include/odph_ipsec.h b/helper/include/odph_ipsec.h
new file mode 100644
index 0000000..f547b90
--- /dev/null
+++ b/helper/include/odph_ipsec.h
@@ -0,0 +1,73 @@ 
+/* Copyright (c) 2014, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier:     BSD-3-Clause
+ */
+
+
+/**
+ * @file
+ *
+ * ODP IPSec headers
+ */
+
+#ifndef ODPH_IPSEC_H_
+#define ODPH_IPSEC_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <odp_std_types.h>
+#include <odp_byteorder.h>
+#include <odp_align.h>
+#include <odp_debug.h>
+
+#define ODPH_ESPHDR_LEN      8    /**< IPSec ESP header length */
+#define ODPH_ESPTRL_LEN      2    /**< IPSec ESP trailer length */
+#define ODPH_AHHDR_LEN      12    /**< IPSec AH header length */
+
+/**
+ * IPSec ESP header
+ */
+typedef struct ODPH_PACKED {
+	uint32be_t spi;      /**< Security Parameter Index */
+	uint32be_t seq_no;   /**< Sequence Number */
+	uint8_t    iv[0];    /**< Initialization vector */
+} odph_esphdr_t;
+
+/** @internal Compile time assert */
+ODP_STATIC_ASSERT(sizeof(odph_esphdr_t) == ODPH_ESPHDR_LEN, "ODPH_ESPHDR_T__SIZE_ERROR");
+
+/**
+ * IPSec ESP trailer
+ */
+typedef struct ODPH_PACKED {
+	uint8_t pad_len;      /**< Padding length (0-255) */
+	uint8_t next_header;  /**< Next header protocol */
+	uint8_t icv[0];       /**< Integrity Check Value (optional) */
+} odph_esptrl_t;
+
+/** @internal Compile time assert */
+ODP_STATIC_ASSERT(sizeof(odph_esptrl_t) == ODPH_ESPTRL_LEN, "ODPH_ESPTRL_T__SIZE_ERROR");
+
+/**
+ * IPSec AH header
+ */
+typedef struct ODPH_PACKED {
+	uint8_t    next_header;  /**< Next header protocol */
+	uint8_t    ah_len;       /**< AH header length */
+	uint16be_t pad;          /**< Padding (must be 0) */
+	uint32be_t spi;          /**< Security Parameter Index */
+	uint32be_t seq_no;       /**< Sequence Number */
+	uint8_t    icv[0];       /**< Integrity Check Value */
+} odph_ahhdr_t;
+
+/** @internal Compile time assert */
+ODP_STATIC_ASSERT(sizeof(odph_ahhdr_t) == ODPH_AHHDR_LEN, "ODPH_AHHDR_T__SIZE_ERROR");
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif