From bf2487ed5290366bf14cd399f4c25a4564f511d0 Mon Sep 17 00:00:00 2001
From: David Walter Seikel
Date: Sat, 17 May 2014 10:51:51 +1000
Subject: Add a smarter server connect function.

---
 src/libraries/SledjHamr.c | 74 +++++++++++++++++++++++++++++++++++++++++++++++
 src/libraries/SledjHamr.h |  2 ++
 2 files changed, 76 insertions(+)

(limited to 'src')

diff --git a/src/libraries/SledjHamr.c b/src/libraries/SledjHamr.c
index 2d6ed3a..17b7610 100644
--- a/src/libraries/SledjHamr.c
+++ b/src/libraries/SledjHamr.c
@@ -1,5 +1,79 @@
+#include <unistd.h>
 #include "SledjHamr.h"
 
+
+struct _conct
+{
+  char *address;
+  int port;
+  void *pointer;
+  Ecore_Event_Handler_Cb addCb, dataCb, delCb;
+  Ecore_Event_Handler *add, *data, *del;
+};
+
+
+static Eina_Bool _add(void *data, int type, Ecore_Con_Event_Server_Del *ev)
+{
+  struct _conct *this = data;
+
+  ecore_event_handler_del(this->add);
+  ecore_event_handler_del(this->del);
+
+  if (this->addCb)
+  {
+    ecore_event_handler_add(ECORE_CON_EVENT_SERVER_ADD,  this->addCb,  this->pointer);
+    this->addCb(this->pointer, type, ev);
+  }
+  if (this->dataCb)
+    ecore_event_handler_add(ECORE_CON_EVENT_SERVER_DATA, this->dataCb, this->pointer);
+  if (this->delCb)
+    ecore_event_handler_add(ECORE_CON_EVENT_SERVER_DEL,  this->delCb,  this->pointer);
+
+  return ECORE_CALLBACK_RENEW;
+}
+
+static Eina_Bool _del(void *data, int type, Ecore_Con_Event_Server_Del *ev)
+{
+  struct _conct *this = data;
+
+  printf("FAILED to connect to server %s:%d, trying again!\n", this->address, this->port);
+  ecore_event_handler_del(this->add);
+  ecore_event_handler_del(this->del);
+  if (ev->server)  ecore_con_server_del(ev->server);
+  sleep(1);
+  reachOut(this->address, this->port, this->pointer, this->addCb, this->dataCb, this->delCb);
+  return ECORE_CALLBACK_CANCEL;
+}
+
+Ecore_Con_Server *reachOut(char *address, int port, void *data, Ecore_Event_Handler_Cb _addCb, Ecore_Event_Handler_Cb _dataCb, Ecore_Event_Handler_Cb _delCb)
+{
+  Ecore_Con_Server *server = NULL;
+  struct _conct *this = malloc(sizeof(struct _conct));
+  int count = 0;
+
+  this->address = address;
+  this->port = port;
+  this->pointer = data;
+  this->addCb = _addCb;
+  this->dataCb = _dataCb;
+  this->delCb = _delCb;
+  // This loop is overkill I think.
+  while ((!server) && (10 > count))
+  {
+    if ((server = ecore_con_server_connect(ECORE_CON_REMOTE_TCP, address, port, this->pointer)))
+    {
+      this->add = ecore_event_handler_add(ECORE_CON_EVENT_SERVER_ADD, (Ecore_Event_Handler_Cb) _add, this);
+      this->del = ecore_event_handler_add(ECORE_CON_EVENT_SERVER_DEL, (Ecore_Event_Handler_Cb) _del, this);
+    }
+    count++;
+  }
+
+  if (!server)
+    printf("Failed to connect to server %s:%d!\n", this->address, this->port);
+
+  return server;
+}
+
 void sendBack(Ecore_Con_Client *client, const char *SID, const char *message, ...)
 {
     va_list args;
diff --git a/src/libraries/SledjHamr.h b/src/libraries/SledjHamr.h
index 548c5e0..6c63bcc 100644
--- a/src/libraries/SledjHamr.h
+++ b/src/libraries/SledjHamr.h
@@ -10,11 +10,13 @@
 
 #include <stdlib.h>
 
+#include <Ecore.h>
 #include <Ecore_Con.h>
 
 
 #define ARRAY_LENGTH(array) (sizeof(array) / sizeof(*array))
 
+Ecore_Con_Server *reachOut(char *address, int port, void *data, Ecore_Event_Handler_Cb _add, Ecore_Event_Handler_Cb _data, Ecore_Event_Handler_Cb _del);
 void sendBack(Ecore_Con_Client *client, const char *SID, const char *message, ...);
 void sendForth(Ecore_Con_Server *server, const char *SID, const char *message, ...);
 
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