32 lines
997 B
C
32 lines
997 B
C
/*
|
|
* Copyright(c) 2012-2020 Intel Corporation
|
|
* SPDX-License-Identifier: BSD-3-Clause-Clear
|
|
*/
|
|
|
|
#ifndef UTILS_DATA_H_
|
|
#define UTILS_DATA_H_
|
|
|
|
/**
|
|
* @brief Copy data from a data vector to another one
|
|
*
|
|
* This function copies number of bytes from source IO vector to destination
|
|
* IO vector. It starts coping to specified offset in destination IO vector. If
|
|
* there is not enough space it will return number of bytes that was
|
|
* successfully copied.
|
|
*
|
|
* @param dst destination IO vector
|
|
* @param dst_num size of destination IO vector
|
|
* @param src source IO vector
|
|
* @param src_num size of source IO vector
|
|
* @param to dst offset where write to will start
|
|
* @param from src offset where write from will start
|
|
* @param bytes number of bytes to be copied
|
|
*
|
|
* @return number of bytes written from src to dst
|
|
*/
|
|
uint64_t cas_data_cpy(struct bio_vec *dst, uint64_t dst_num,
|
|
struct bio_vec *src, uint64_t src_num,
|
|
uint64_t to, uint64_t from, uint64_t bytes);
|
|
|
|
#endif /* UTILS_DATA_H_ */
|