numam-spdk/lib/bdev/malloc/blockdev_malloc_rpc.c
Daniel Verkamp 861e78bf48 bdev: add block device abstraction layer
Change-Id: I235cf146a52714756c9782c03b118f518c5f5182
Signed-off-by: Daniel Verkamp <daniel.verkamp@intel.com>
2016-07-21 10:35:03 -07:00

80 lines
2.9 KiB
C

/*-
* BSD LICENSE
*
* Copyright (c) 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.
*/
#include "blockdev_malloc.h"
#include "spdk/log.h"
#include "spdk/rpc.h"
struct rpc_construct_malloc {
uint32_t num_blocks;
uint32_t block_size;
};
static const struct spdk_json_object_decoder rpc_construct_malloc_decoders[] = {
{"num_blocks", offsetof(struct rpc_construct_malloc, num_blocks), spdk_json_decode_uint32},
{"block_size", offsetof(struct rpc_construct_malloc, block_size), spdk_json_decode_uint32},
};
static void
spdk_rpc_construct_malloc_lun(struct spdk_jsonrpc_server_conn *conn,
const struct spdk_json_val *params,
const struct spdk_json_val *id)
{
struct rpc_construct_malloc req = {};
struct spdk_json_write_ctx *w;
if (spdk_json_decode_object(params, rpc_construct_malloc_decoders,
sizeof(rpc_construct_malloc_decoders) / sizeof(*rpc_construct_malloc_decoders),
&req)) {
SPDK_TRACELOG(SPDK_TRACE_DEBUG, "spdk_json_decode_object failed\n");
goto invalid;
}
if (create_malloc_disk(req.num_blocks, req.block_size) == NULL) {
goto invalid;
}
if (id == NULL) {
return;
}
w = spdk_jsonrpc_begin_result(conn, id);
spdk_json_write_bool(w, true);
spdk_jsonrpc_end_result(conn, w);
return;
invalid:
spdk_jsonrpc_send_error_response(conn, id, SPDK_JSONRPC_ERROR_INVALID_PARAMS, "Invalid parameters");
}
SPDK_RPC_REGISTER("construct_malloc_lun", spdk_rpc_construct_malloc_lun)