1 /* SPDX-License-Identifier: BSD-3-Clause
2 * Copyright (C) 2022 Intel Corporation.
3 * All rights reserved.
4 */
5
6 #include "spdk/bdev.h"
7 #include "spdk/log.h"
8 #include "spdk/rpc.h"
9 #include "spdk/env.h"
10 #include "spdk/string.h"
11 #include "spdk/util.h"
12 #include "spdk/thread.h"
13
14 #include "tgt_internal.h"
15
16 struct rpc_set_vfu_path {
17 char *path;
18 };
19
20 static const struct spdk_json_object_decoder rpc_set_vfu_path_decode[] = {
21 {"path", offsetof(struct rpc_set_vfu_path, path), spdk_json_decode_string }
22 };
23
24 static void
free_rpc_set_vfu_path(struct rpc_set_vfu_path * req)25 free_rpc_set_vfu_path(struct rpc_set_vfu_path *req)
26 {
27 free(req->path);
28 }
29
30 static void
rpc_vfu_set_base_path(struct spdk_jsonrpc_request * request,const struct spdk_json_val * params)31 rpc_vfu_set_base_path(struct spdk_jsonrpc_request *request,
32 const struct spdk_json_val *params)
33 {
34 struct rpc_set_vfu_path req = {0};
35 int rc;
36
37 if (spdk_json_decode_object(params, rpc_set_vfu_path_decode,
38 SPDK_COUNTOF(rpc_set_vfu_path_decode),
39 &req)) {
40 SPDK_ERRLOG("spdk_json_decode_object failed\n");
41 rc = -EINVAL;
42 goto invalid;
43 }
44
45 rc = spdk_vfu_set_socket_path(req.path);
46 if (rc < 0) {
47 goto invalid;
48 }
49 free_rpc_set_vfu_path(&req);
50
51 spdk_jsonrpc_send_bool_response(request, true);
52 return;
53
54 invalid:
55 free_rpc_set_vfu_path(&req);
56 spdk_jsonrpc_send_error_response(request, SPDK_JSONRPC_ERROR_INVALID_PARAMS,
57 spdk_strerror(-rc));
58 }
59 SPDK_RPC_REGISTER("vfu_tgt_set_base_path", rpc_vfu_set_base_path,
60 SPDK_RPC_RUNTIME)
61