1 /*
2 * Copyright (c) 2021 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "rmdir.h"
17
18 #include <cstring>
19 #include <tuple>
20 #include <unistd.h>
21 #include "../../common/napi/n_async/n_async_work_callback.h"
22 #include "../../common/napi/n_async/n_async_work_promise.h"
23 #include "../../common/napi/n_func_arg.h"
24 namespace OHOS {
25 namespace DistributedFS {
26 namespace ModuleFileIO {
27 using namespace std;
28
Sync(napi_env env,napi_callback_info info)29 napi_value Rmdir::Sync(napi_env env, napi_callback_info info)
30 {
31 NFuncArg funcArg(env, info);
32
33 if (!funcArg.InitArgs(NARG_CNT::ONE)) {
34 UniError(EINVAL).ThrowErr(env, "Number of arguments unmatched");
35 return nullptr;
36 }
37
38 bool succ = false;
39 unique_ptr<char[]> path;
40 tie(succ, path, ignore) = NVal(env, funcArg[NARG_POS::FIRST]).ToUTF8String();
41 if (!succ) {
42 UniError(EINVAL).ThrowErr(env, "Invalid path");
43 return nullptr;
44 }
45
46 if (rmdir(path.get()) == -1) {
47 UniError(errno).ThrowErr(env);
48 return nullptr;
49 }
50
51 return NVal::CreateUndefined(env).val_;
52 }
53
Async(napi_env env,napi_callback_info info)54 napi_value Rmdir::Async(napi_env env, napi_callback_info info)
55 {
56 NFuncArg funcArg(env, info);
57 if (!funcArg.InitArgs(NARG_CNT::ONE, NARG_CNT::TWO)) {
58 UniError(EINVAL).ThrowErr(env, "Number of arguments unmatched");
59 return nullptr;
60 }
61
62 bool succ = false;
63 unique_ptr<char[]> path;
64 tie(succ, path, ignore) = NVal(env, funcArg[NARG_POS::FIRST]).ToUTF8String();
65 if (!succ) {
66 UniError(EINVAL).ThrowErr(env, "Invalid path");
67 return nullptr;
68 }
69
70 auto cbExec = [path = string(path.get())](napi_env env) -> UniError {
71 int res = rmdir(path.c_str());
72 if (res == -1) {
73 return UniError(errno);
74 } else {
75 return UniError(ERRNO_NOERR);
76 }
77 };
78 auto cbCompl = [](napi_env env, UniError err) -> NVal {
79 if (err) {
80 return { env, err.GetNapiErr(env) };
81 } else {
82 return NVal::CreateUndefined(env);
83 }
84 };
85 string procedureName = "FileIORmdir";
86 NVal thisVar(env, funcArg.GetThisVar());
87 size_t argc = funcArg.GetArgc();
88 if (argc == NARG_CNT::ONE) {
89 return NAsyncWorkPromise(env, thisVar).Schedule(procedureName, cbExec, cbCompl).val_;
90 } else {
91 NVal cb(env, funcArg[NARG_POS::SECOND]);
92 return NAsyncWorkCallback(env, thisVar, cb).Schedule(procedureName, cbExec, cbCompl).val_;
93 }
94 }
95 } // namespace ModuleFileIO
96 } // namespace DistributedFS
97 } // namespace OHOS