1 /*
2 * Copyright (C) 2013 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #define LOG_TAG "ConsumerIrService"
18
19 #include "jni.h"
20 #include "JNIHelp.h"
21 #include "android_runtime/AndroidRuntime.h"
22
23 #include <stdlib.h>
24 #include <utils/misc.h>
25 #include <utils/Log.h>
26 #include <android/hardware/ir/1.0/IConsumerIr.h>
27 #include <ScopedPrimitiveArray.h>
28
29 using ::android::hardware::ir::V1_0::IConsumerIr;
30 using ::android::hardware::ir::V1_0::ConsumerIrFreqRange;
31 using ::android::hardware::hidl_vec;
32
33 namespace android {
34
35 static sp<IConsumerIr> mHal;
36
halOpen(JNIEnv *,jobject)37 static jboolean halOpen(JNIEnv* /* env */, jobject /* obj */) {
38 // TODO(b/31632518)
39 mHal = IConsumerIr::getService();
40 return mHal != nullptr;
41 }
42
halTransmit(JNIEnv * env,jobject,jint carrierFrequency,jintArray pattern)43 static jint halTransmit(JNIEnv *env, jobject /* obj */, jint carrierFrequency,
44 jintArray pattern) {
45 ScopedIntArrayRO cPattern(env, pattern);
46 if (cPattern.get() == NULL) {
47 return -EINVAL;
48 }
49 hidl_vec<int32_t> patternVec;
50 patternVec.setToExternal(const_cast<int32_t*>(cPattern.get()), cPattern.size());
51
52 bool success = mHal->transmit(carrierFrequency, patternVec);
53 return success ? 0 : -1;
54 }
55
halGetCarrierFrequencies(JNIEnv * env,jobject)56 static jintArray halGetCarrierFrequencies(JNIEnv *env, jobject /* obj */) {
57 int len;
58 hidl_vec<ConsumerIrFreqRange> ranges;
59 bool success;
60
61 auto cb = [&](bool s, hidl_vec<ConsumerIrFreqRange> vec) {
62 ranges = vec;
63 success = s;
64 };
65 mHal->getCarrierFreqs(cb);
66
67 if (!success) {
68 return NULL;
69 }
70 len = ranges.size();
71
72 int i;
73 ScopedIntArrayRW freqsOut(env, env->NewIntArray(len*2));
74 jint *arr = freqsOut.get();
75 if (arr == NULL) {
76 return NULL;
77 }
78 for (i = 0; i < len; i++) {
79 arr[i*2] = static_cast<jint>(ranges[i].min);
80 arr[i*2+1] = static_cast<jint>(ranges[i].max);
81 }
82
83 return freqsOut.getJavaArray();
84 }
85
86 static const JNINativeMethod method_table[] = {
87 { "halOpen", "()Z", (void *)halOpen },
88 { "halTransmit", "(I[I)I", (void *)halTransmit },
89 { "halGetCarrierFrequencies", "()[I", (void *)halGetCarrierFrequencies},
90 };
91
register_android_server_ConsumerIrService(JNIEnv * env)92 int register_android_server_ConsumerIrService(JNIEnv *env) {
93 return jniRegisterNativeMethods(env, "com/android/server/ConsumerIrService",
94 method_table, NELEM(method_table));
95 }
96
97 };
98