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Alas/blcrack/cracker/Dobby/builtin-plugin/BionicLinkerUtil/bionic_linker_demo.cc
2025-11-01 00:23:46 +08:00

37 lines
835 B
C++

#include "dobby.h"
#include "bionic_linker_util.h"
#include "logging/logging.h"
#include <dlfcn.h>
#define LOG_TAG "BionicLinkerUtil"
__attribute__((constructor)) static void ctor() {
const char *lib = NULL;
#if defined(__LP64__)
lib = "/system/lib64/libandroid_runtime.so";
#else
lib = "/system/lib/libandroid_runtime.so";
#endif
void *vm = NULL;
vm = DobbySymbolResolver(lib, "_ZN7android14AndroidRuntime7mJavaVME");
INFO_LOG("DobbySymbolResolver::vm %p", vm);
#if 0
linker_disable_namespace_restriction();
void *handle = NULL;
handle = dlopen(lib, RTLD_LAZY);
vm = dlsym(handle, "_ZN7android14AndroidRuntime7mJavaVME");
#else
void *handle = NULL;
handle = linker_dlopen(lib, RTLD_LAZY);
vm = dlsym(handle, "_ZN7android14AndroidRuntime7mJavaVME");
#endif
INFO_LOG("vm %p", vm);
}