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48 lines
1015 B
48 lines
1015 B
#include <node.h>
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#include <v8.h>
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#ifndef _WIN32
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#include <dlfcn.h>
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extern "C" const char* dlopen_pong(void) {
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return "pong";
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}
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namespace {
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using v8::FunctionCallbackInfo;
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using v8::Isolate;
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using v8::Local;
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using v8::Object;
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using v8::String;
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using v8::Value;
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typedef const char* (*ping)(void);
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static ping ping_func;
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void LoadLibrary(const FunctionCallbackInfo<Value>& args) {
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const String::Utf8Value filename(args[0]);
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void* handle = dlopen(*filename, RTLD_LAZY);
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assert(handle != nullptr);
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ping_func = reinterpret_cast<ping>(dlsym(handle, "dlopen_ping"));
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assert(ping_func != nullptr);
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}
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void Ping(const FunctionCallbackInfo<Value>& args) {
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Isolate* isolate = args.GetIsolate();
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assert(ping_func != nullptr);
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args.GetReturnValue().Set(String::NewFromUtf8(isolate, ping_func()));
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}
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void init(Local<Object> exports) {
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NODE_SET_METHOD(exports, "load", LoadLibrary);
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NODE_SET_METHOD(exports, "ping", Ping);
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}
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NODE_MODULE(binding, init)
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} // anonymous namespace
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#endif // _WIN32
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