diff options
Diffstat (limited to 'src/main/native/com/code_intelligence/jazzer/android/jazzer_jvmti_allocator.h')
-rw-r--r-- | src/main/native/com/code_intelligence/jazzer/android/jazzer_jvmti_allocator.h | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/src/main/native/com/code_intelligence/jazzer/android/jazzer_jvmti_allocator.h b/src/main/native/com/code_intelligence/jazzer/android/jazzer_jvmti_allocator.h new file mode 100644 index 00000000..0748c177 --- /dev/null +++ b/src/main/native/com/code_intelligence/jazzer/android/jazzer_jvmti_allocator.h @@ -0,0 +1,52 @@ +/* + * Copyright 2023 Code Intelligence GmbH + * + * 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 <iostream> + +#include "slicer/writer.h" + +class JazzerJvmtiAllocator : public dex::Writer::Allocator { + public: + JazzerJvmtiAllocator(jvmtiEnv* jvmti_env) : jvmti_env_(jvmti_env) {} + + virtual void* Allocate(size_t size) { + unsigned char* alloc = nullptr; + jvmtiError error_num = jvmti_env_->Allocate(size, &alloc); + + if (error_num != JVMTI_ERROR_NONE) { + std::cerr << "JazzerJvmtiAllocator Allocation error. JVMTI error: " + << error_num << std::endl; + } + + return (void*)alloc; + } + + virtual void Free(void* ptr) { + if (ptr == nullptr) { + return; + } + + jvmtiError error_num = jvmti_env_->Deallocate((unsigned char*)ptr); + + if (error_num != JVMTI_ERROR_NONE) { + std::cout << "JazzerJvmtiAllocator Free error. JVMTI error: " << error_num + << std::endl; + } + } + + private: + jvmtiEnv* jvmti_env_; +}; |