1 /*
2 * Copyright (C) 2018 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 #include "Context.h"
18 #include "Device.h"
19
20 #include <android-base/logging.h>
21 #include <android/dlext.h>
22 #include <dlfcn.h>
23
24 namespace android {
25 namespace hardware {
26 namespace renderscript {
27 namespace V1_0 {
28 namespace implementation {
29
30
31 static dispatchTable loadHAL();
32 dispatchTable Device::mDispatchHal = loadHAL();
33
Device()34 Device::Device() {
35 }
36
getHal()37 dispatchTable& Device::getHal() {
38 return mDispatchHal;
39 }
40
41
42 // Methods from ::android::hardware::renderscript::V1_0::IDevice follow.
43
contextCreate(uint32_t sdkVersion,ContextType ct,int32_t flags)44 Return<sp<IContext>> Device::contextCreate(uint32_t sdkVersion, ContextType ct, int32_t flags) {
45 return new Context(sdkVersion, ct, flags);
46 }
47
48
49 // Methods from ::android::hidl::base::V1_0::IBase follow.
50
HIDL_FETCH_IDevice(const char *)51 IDevice* HIDL_FETCH_IDevice(const char* /* name */) {
52 return new Device();
53 }
54
55 // Helper function
loadHAL()56 dispatchTable loadHAL() {
57
58 static_assert(sizeof(void*) <= sizeof(uint64_t), "RenderScript HIDL Error: sizeof(void*) > sizeof(uint64_t)");
59 static_assert(sizeof(size_t) <= sizeof(uint64_t), "RenderScript HIDL Error: sizeof(size_t) > sizeof(uint64_t)");
60
61 const char* filename = "libRS_internal.so";
62 // Try to load libRS_internal.so from the "rs" namespace directly.
63 typedef struct android_namespace_t* (*GetExportedNamespaceFnPtr)(const char*);
64 GetExportedNamespaceFnPtr getExportedNamespace = reinterpret_cast<GetExportedNamespaceFnPtr>(
65 dlsym(RTLD_DEFAULT, "android_get_exported_namespace"));
66 void* handle = nullptr;
67 if (getExportedNamespace != nullptr) {
68 android_namespace_t* rsNamespace = getExportedNamespace("rs");
69 if (rsNamespace != nullptr) {
70 const android_dlextinfo dlextinfo = {
71 .flags = ANDROID_DLEXT_USE_NAMESPACE, .library_namespace = rsNamespace,
72 };
73 handle = android_dlopen_ext(filename, RTLD_LAZY | RTLD_LOCAL, &dlextinfo);
74 if (handle == nullptr) {
75 LOG(WARNING) << "android_dlopen_ext(" << filename << ") failed: " << dlerror();
76 }
77 }
78 }
79 if (handle == nullptr) {
80 // if there is no "rs" namespace (in case when this HAL impl is loaded
81 // into a vendor process), then use the plain dlopen.
82 handle = dlopen(filename, RTLD_LAZY | RTLD_LOCAL);
83 if (handle == nullptr) {
84 LOG(FATAL) << "dlopen(" << filename << ") failed: " << dlerror();
85 }
86 }
87
88 dispatchTable dispatchHal = {
89 .SetNativeLibDir = (SetNativeLibDirFnPtr) nullptr,
90
91 .Allocation1DData = (Allocation1DDataFnPtr)dlsym(handle, "rsAllocation1DData"),
92 .Allocation1DElementData = (Allocation1DElementDataFnPtr) nullptr,
93 .Allocation1DRead = (Allocation1DReadFnPtr)dlsym(handle, "rsAllocation1DRead"),
94 .Allocation2DData = (Allocation2DDataFnPtr)dlsym(handle, "rsAllocation2DData"),
95 .Allocation2DRead = (Allocation2DReadFnPtr)dlsym(handle, "rsAllocation2DRead"),
96 .Allocation3DData = (Allocation3DDataFnPtr)dlsym(handle, "rsAllocation3DData"),
97 .Allocation3DRead = (Allocation3DReadFnPtr)dlsym(handle, "rsAllocation3DRead"),
98 .AllocationAdapterCreate =
99 (AllocationAdapterCreateFnPtr)dlsym(handle, "rsAllocationAdapterCreate"),
100 .AllocationAdapterOffset =
101 (AllocationAdapterOffsetFnPtr)dlsym(handle, "rsAllocationAdapterOffset"),
102 .AllocationCopy2DRange =
103 (AllocationCopy2DRangeFnPtr)dlsym(handle, "rsAllocationCopy2DRange"),
104 .AllocationCopy3DRange =
105 (AllocationCopy3DRangeFnPtr)dlsym(handle, "rsAllocationCopy3DRange"),
106 .AllocationCopyToBitmap =
107 (AllocationCopyToBitmapFnPtr)dlsym(handle, "rsAllocationCopyToBitmap"),
108 .AllocationCreateFromBitmap =
109 (AllocationCreateFromBitmapFnPtr)dlsym(handle, "rsAllocationCreateFromBitmap"),
110 .AllocationCreateStrided =
111 (AllocationCreateStridedFnPtr)dlsym(handle, "rsAllocationCreateStrided"),
112 .AllocationCreateTyped =
113 (AllocationCreateTypedFnPtr)dlsym(handle, "rsAllocationCreateTyped"),
114 .AllocationCubeCreateFromBitmap = (AllocationCubeCreateFromBitmapFnPtr)dlsym(
115 handle, "rsAllocationCubeCreateFromBitmap"),
116 .AllocationElementData =
117 (AllocationElementDataFnPtr)dlsym(handle, "rsAllocationElementData"),
118 .AllocationElementRead =
119 (AllocationElementReadFnPtr)dlsym(handle, "rsAllocationElementRead"),
120 .AllocationGenerateMipmaps =
121 (AllocationGenerateMipmapsFnPtr)dlsym(handle, "rsAllocationGenerateMipmaps"),
122 .AllocationGetPointer =
123 (AllocationGetPointerFnPtr)dlsym(handle, "rsAllocationGetPointer"),
124 .AllocationGetSurface =
125 (AllocationGetSurfaceFnPtr)dlsym(handle, "rsAllocationGetSurface"),
126 .AllocationGetType = (AllocationGetTypeFnPtr)dlsym(handle, "rsaAllocationGetType"),
127 .AllocationIoReceive = (AllocationIoReceiveFnPtr)dlsym(handle, "rsAllocationIoReceive"),
128 .AllocationIoSend = (AllocationIoSendFnPtr)dlsym(handle, "rsAllocationIoSend"),
129 .AllocationRead = (AllocationReadFnPtr)dlsym(handle, "rsAllocationRead"),
130 .AllocationResize1D = (AllocationResize1DFnPtr)dlsym(handle, "rsAllocationResize1D"),
131 .AllocationSetSurface =
132 (AllocationSetSurfaceFnPtr)dlsym(handle, "rsAllocationSetSurface"),
133 .AllocationSyncAll = (AllocationSyncAllFnPtr)dlsym(handle, "rsAllocationSyncAll"),
134 .AllocationSetupBufferQueue =
135 (AllocationSetupBufferQueueFnPtr)dlsym(handle, "rsAllocationSetupBufferQueue"),
136 .AllocationShareBufferQueue =
137 (AllocationShareBufferQueueFnPtr)dlsym(handle, "rsAllocationShareBufferQueue"),
138 .AssignName = (AssignNameFnPtr)dlsym(handle, "rsAssignName"),
139 .ClosureCreate = (ClosureCreateFnPtr)dlsym(handle, "rsClosureCreate"),
140 .ClosureSetArg = (ClosureSetArgFnPtr)dlsym(handle, "rsClosureSetArg"),
141 .ClosureSetGlobal = (ClosureSetGlobalFnPtr)dlsym(handle, "rsClosureSetGlobal"),
142 .ContextCreateVendor = (ContextCreateVendorFnPtr)dlsym(handle, "rsContextCreateVendor"),
143 .ContextDeinitToClient =
144 (ContextDeinitToClientFnPtr)dlsym(handle, "rsContextDeinitToClient"),
145 .ContextDestroy = (ContextDestroyFnPtr)dlsym(handle, "rsContextDestroy"),
146 .ContextDump = (ContextDumpFnPtr)dlsym(handle, "rsContextDump"),
147 .ContextFinish = (ContextFinishFnPtr)dlsym(handle, "rsContextFinish"),
148 .ContextGetMessage = (ContextGetMessageFnPtr)dlsym(handle, "rsContextGetMessage"),
149 .ContextInitToClient = (ContextInitToClientFnPtr)dlsym(handle, "rsContextInitToClient"),
150 .ContextPeekMessage = (ContextPeekMessageFnPtr)dlsym(handle, "rsContextPeekMessage"),
151 .ContextSendMessage = (ContextSendMessageFnPtr)dlsym(handle, "rsContextSendMessage"),
152 .ContextSetPriority = (ContextSetPriorityFnPtr)dlsym(handle, "rsContextSetPriority"),
153 .ContextSetCacheDir = (ContextSetCacheDirFnPtr)dlsym(handle, "rsContextSetCacheDir"),
154 .DeviceCreate = (DeviceCreateFnPtr) nullptr,
155 .DeviceDestroy = (DeviceDestroyFnPtr) nullptr,
156 .DeviceSetConfig = (DeviceSetConfigFnPtr) nullptr,
157 .ElementCreate2 = (ElementCreate2FnPtr)dlsym(handle, "rsElementCreate2"),
158 .ElementCreate = (ElementCreateFnPtr)dlsym(handle, "rsElementCreate"),
159 .ElementGetNativeData =
160 (ElementGetNativeDataFnPtr)dlsym(handle, "rsaElementGetNativeData"),
161 .ElementGetSubElements =
162 (ElementGetSubElementsFnPtr)dlsym(handle, "rsaElementGetSubElements"),
163 .GetName = (GetNameFnPtr)dlsym(handle, "rsaGetName"),
164 .InvokeClosureCreate = (InvokeClosureCreateFnPtr)dlsym(handle, "rsInvokeClosureCreate"),
165 .ObjDestroy = (ObjDestroyFnPtr)dlsym(handle, "rsObjDestroy"),
166 .SamplerCreate = (SamplerCreateFnPtr)dlsym(handle, "rsSamplerCreate"),
167 .ScriptBindAllocation =
168 (ScriptBindAllocationFnPtr)dlsym(handle, "rsScriptBindAllocation"),
169 .ScriptCCreate = (ScriptCCreateFnPtr)dlsym(handle, "rsScriptCCreate"),
170 .ScriptFieldIDCreate = (ScriptFieldIDCreateFnPtr)dlsym(handle, "rsScriptFieldIDCreate"),
171 .ScriptForEach = (ScriptForEachFnPtr) nullptr,
172 .ScriptForEachMulti = (ScriptForEachMultiFnPtr)dlsym(handle, "rsScriptForEachMulti"),
173 .ScriptGetVarV = (ScriptGetVarVFnPtr)dlsym(handle, "rsScriptGetVarV"),
174 .ScriptGroup2Create = (ScriptGroup2CreateFnPtr)dlsym(handle, "rsScriptGroup2Create"),
175 .ScriptGroupCreate = (ScriptGroupCreateFnPtr)dlsym(handle, "rsScriptGroupCreate"),
176 .ScriptGroupExecute = (ScriptGroupExecuteFnPtr)dlsym(handle, "rsScriptGroupExecute"),
177 .ScriptGroupSetInput = (ScriptGroupSetInputFnPtr)dlsym(handle, "rsScriptGroupSetInput"),
178 .ScriptGroupSetOutput =
179 (ScriptGroupSetOutputFnPtr)dlsym(handle, "rsScriptGroupSetOutput"),
180 .ScriptIntrinsicCreate =
181 (ScriptIntrinsicCreateFnPtr)dlsym(handle, "rsScriptIntrinsicCreate"),
182 .ScriptInvoke = (ScriptInvokeFnPtr)dlsym(handle, "rsScriptInvoke"),
183 .ScriptInvokeIDCreate =
184 (ScriptInvokeIDCreateFnPtr)dlsym(handle, "rsScriptInvokeIDCreate"),
185 .ScriptInvokeV = (ScriptInvokeVFnPtr)dlsym(handle, "rsScriptInvokeV"),
186 .ScriptKernelIDCreate =
187 (ScriptKernelIDCreateFnPtr)dlsym(handle, "rsScriptKernelIDCreate"),
188 .ScriptReduce = (ScriptReduceFnPtr)dlsym(handle, "rsScriptReduce"),
189 .ScriptSetTimeZone = (ScriptSetTimeZoneFnPtr)dlsym(handle, "rsScriptSetTimeZone"),
190 .ScriptSetVarD = (ScriptSetVarDFnPtr)dlsym(handle, "rsScriptSetVarD"),
191 .ScriptSetVarF = (ScriptSetVarFFnPtr)dlsym(handle, "rsScriptSetVarF"),
192 .ScriptSetVarI = (ScriptSetVarIFnPtr)dlsym(handle, "rsScriptSetVarI"),
193 .ScriptSetVarJ = (ScriptSetVarJFnPtr)dlsym(handle, "rsScriptSetVarJ"),
194 .ScriptSetVarObj = (ScriptSetVarObjFnPtr)dlsym(handle, "rsScriptSetVarObj"),
195 .ScriptSetVarVE = (ScriptSetVarVEFnPtr)dlsym(handle, "rsScriptSetVarVE"),
196 .ScriptSetVarV = (ScriptSetVarVFnPtr)dlsym(handle, "rsScriptSetVarV"),
197 .TypeCreate = (TypeCreateFnPtr)dlsym(handle, "rsTypeCreate"),
198 .TypeGetNativeData = (TypeGetNativeDataFnPtr)dlsym(handle, "rsaTypeGetNativeData"),
199 };
200
201 return dispatchHal;
202 }
203
204 } // namespace implementation
205 } // namespace V1_0
206 } // namespace renderscript
207 } // namespace hardware
208 } // namespace android
209