| // Copyright 2019 The Cobalt Authors. All Rights Reserved. |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| |
| #include "starboard/thread.h" |
| |
| #if SB_API_VERSION >= 11 |
| |
| #include <ucontext.h> |
| |
| #include "starboard/common/log.h" |
| #include "starboard/shared/pthread/thread_context_internal.h" |
| |
| bool SbThreadContextGetPointer(SbThreadContext context, |
| SbThreadContextProperty property, |
| void** out_value) { |
| if (context == kSbThreadContextInvalid || context->ip_ == nullptr) { |
| return false; |
| } |
| |
| switch (property) { |
| case kSbThreadContextInstructionPointer: |
| *out_value = context->ip_; |
| return true; |
| |
| case kSbThreadContextStackPointer: |
| *out_value = context->sp_; |
| return true; |
| |
| case kSbThreadContextFramePointer: |
| *out_value = context->fp_; |
| return true; |
| |
| #if SB_API_VERSION >= 12 |
| case kSbThreadContextLinkRegister: |
| *out_value = context->lr_; |
| return true; |
| #endif // SB_API_VERSION >= 12 |
| |
| default: |
| SB_NOTIMPLEMENTED() << "SbThreadContextGetPointer not implemented for " |
| << property; |
| return false; |
| } |
| } |
| |
| #endif // SB_API_VERSION >= 11 |