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/**********************************************************************
Copyright(c) 2011-2016 Intel Corporation All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
* Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
* 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.
* Neither the name of Intel Corporation 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.
**********************************************************************/
#ifndef _MULTI_BUFFER_H_
#define _MULTI_BUFFER_H_
/**
* @file multi_buffer.h
* @brief Multi-buffer common fields
*
*/
#ifdef __cplusplus
extern "C" {
#endif
/**
* @enum JOB_STS
* @brief Job return codes
*/
typedef enum {STS_UNKNOWN = 0, //!< STS_UNKNOWN
STS_BEING_PROCESSED = 1,//!< STS_BEING_PROCESSED
STS_COMPLETED = 2, //!< STS_COMPLETED
STS_INTERNAL_ERROR, //!< STS_INTERNAL_ERROR
STS_ERROR //!< STS_ERROR
} JOB_STS;
#define HASH_MB_NO_FLAGS 0
#define HASH_MB_FIRST 1
#define HASH_MB_LAST 2
/* Common flags for the new API only
* */
/**
* @enum HASH_CTX_FLAG
* @brief CTX job type
*/
typedef enum {
HASH_UPDATE = 0x00, //!< HASH_UPDATE
HASH_FIRST = 0x01, //!< HASH_FIRST
HASH_LAST = 0x02, //!< HASH_LAST
HASH_ENTIRE = 0x03, //!< HASH_ENTIRE
} HASH_CTX_FLAG;
/**
* @enum HASH_CTX_STS
* @brief CTX status flags
*/
typedef enum {
HASH_CTX_STS_IDLE = 0x00, //!< HASH_CTX_STS_IDLE
HASH_CTX_STS_PROCESSING = 0x01, //!< HASH_CTX_STS_PROCESSING
HASH_CTX_STS_LAST = 0x02, //!< HASH_CTX_STS_LAST
HASH_CTX_STS_COMPLETE = 0x04, //!< HASH_CTX_STS_COMPLETE
} HASH_CTX_STS;
/**
* @enum HASH_CTX_ERROR
* @brief CTX error flags
*/
typedef enum {
HASH_CTX_ERROR_NONE = 0, //!< HASH_CTX_ERROR_NONE
HASH_CTX_ERROR_INVALID_FLAGS = -1, //!< HASH_CTX_ERROR_INVALID_FLAGS
HASH_CTX_ERROR_ALREADY_PROCESSING = -2, //!< HASH_CTX_ERROR_ALREADY_PROCESSING
HASH_CTX_ERROR_ALREADY_COMPLETED = -3, //!< HASH_CTX_ERROR_ALREADY_COMPLETED
} HASH_CTX_ERROR;
#define hash_ctx_user_data(ctx) ((ctx)->user_data)
#define hash_ctx_digest(ctx) ((ctx)->job.result_digest)
#define hash_ctx_processing(ctx) ((ctx)->status & HASH_CTX_STS_PROCESSING)
#define hash_ctx_complete(ctx) ((ctx)->status == HASH_CTX_STS_COMPLETE)
#define hash_ctx_status(ctx) ((ctx)->status)
#define hash_ctx_error(ctx) ((ctx)->error)
#define hash_ctx_init(ctx) \
do { \
(ctx)->error = HASH_CTX_ERROR_NONE; \
(ctx)->status = HASH_CTX_STS_COMPLETE; \
} while(0)
#ifdef __cplusplus
}
#endif
#endif // _MULTI_BUFFER_H_
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