• Stars
    star
    48
  • Rank 594,835 (Top 12 %)
  • Language
    C++
  • License
    MIT License
  • Created about 10 years ago
  • Updated about 7 years ago

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Repository Details

Lightweight C++ wrapper for LibEvent 2 API

lev

Lightweight C++ wrapper for LibEvent 2 API

Build Status

LibEvent is a great library. It uses a C interface which is well designed but has a learning curve. This library, lev, is a very simple API in C++ that encapsulates commonly used functionality. It tries to stay close to the libevent API concepts except when there is confusion. It simplifies life-times of objects. The callback function signatures remain identical--but lev objects can be constructed within the callback functions.

      EvHttpRequest evreq(req);

lev is actually just a couple of header file, lev.h, and levhttp.h (if you need a httpserver). Just include it in your application and start using all the classes--no need to build or install:

class IpAddr;
class EvBaseLoop;
class EvEvent;
class EvKeyValues;
class EvBuffer;
class EvBufferEvent;
class EvConnListener;
class EvHttpUri;
class EvHttpRequest;
class EvHttpServer;

Code: An HTTP server using lev. Look at the example section for more.

  #include "lev.h"
  #include "levhttp.h"
  using namespace lev;

  static
  void onHttpHello(struct evhttp_request* req, void* arg)
  {
      EvHttpRequest evreq(req);
      evreq.output().printf("<..>Hello World!<..>");
      evreq.sendReply(200, "OK");
  }

  int main(int argc, char** argv)
  {
      EvBaseLoop base;
      EvHttpServer http(base);

      http.addRoute("/hello", onHttpHello);
      http.bind("127.0.0.1", 8080);

      base.loop();

      return 0;
  }