Initial commit of Ccnet server.

net/common/packet-io.h

@@ -0,0 +1,84 @@
+/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
+ 
+#ifndef CCNET_PACKET_IO_H
+#define CCNET_PACKET_IO_H
+
+#include "packet.h"
+
+#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
+#include <event2/util.h>
+#include <event2/buffer.h>
+#include <event2/buffer_compat.h>
+#else
+#include <evutil.h>
+#endif
+
+/* struct evbuffer; */
+/* for libevent2 */
+struct evbuffer;
+
+struct bufferevent;
+struct CcnetSession;
+struct ccnet_packet;
+
+typedef void (*ccnet_can_read_cb)(struct ccnet_packet *, void* user_data);
+typedef void (*ccnet_did_write_cb)(struct bufferevent *, void *);
+typedef void (*ccnet_net_error_cb)(struct bufferevent *, short what, void *);
+
+typedef struct CcnetPacketIO CcnetPacketIO;
+
+struct CcnetPacketIO
+{
+    unsigned int          is_incoming : 1;
+    unsigned int          handling : 1;      /* handling event from this IO */
+    unsigned int          schedule_free : 1;
+ 
+    int                   timeout;
+
+    struct sockaddr      *addr;
+    evutil_socket_t       socket;
+
+    struct CcnetSession  *session;
+  
+    struct bufferevent   *bufev;
+
+    ccnet_can_read_cb     canRead;
+    ccnet_did_write_cb    didWrite;
+    ccnet_net_error_cb    gotError;
+    void                 *user_data;
+};
+
+
+
+CcnetPacketIO*
+ccnet_packet_io_new_outgoing (struct CcnetSession *session,
+                              const char *addr_str, uint16_t port);
+
+
+CcnetPacketIO*
+ccnet_packet_io_new_incoming (struct CcnetSession      *session,
+                              struct sockaddr_storage  *addr,
+                              evutil_socket_t socket);
+
+
+void  ccnet_packet_io_free  (CcnetPacketIO  *io);
+
+struct CcnetSession* ccnet_packet_io_get_session (CcnetPacketIO *io);
+
+
+int   ccnet_packet_io_reconnect  (CcnetPacketIO *io);
+
+int   ccnet_packet_io_is_incoming (const CcnetPacketIO *io);
+
+void  ccnet_packet_io_set_timeout_secs (CcnetPacketIO *io, int secs);
+
+
+void  ccnet_packet_io_write_packet (CcnetPacketIO *io, ccnet_packet *packet);
+
+void  ccnet_packet_io_set_iofuncs (CcnetPacketIO *io,
+                                   ccnet_can_read_cb  readcb,
+                                   ccnet_did_write_cb writecb,
+                                   ccnet_net_error_cb errcb,
+                                   void *user_data);
+
+#endif