URLSessionTask.h

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/*
 * Objectively: Ultra-lightweight object oriented framework for GNU C.
 * Copyright (C) 2014 Jay Dolan <jay@jaydolan.com>
 *
 * This software is provided 'as-is', without any express or implied
 * warranty. In no event will the authors be held liable for any damages
 * arising from the use of this software.
 *
 * Permission is granted to anyone to use this software for any purpose,
 * including commercial applications, and to alter it and redistribute it
 * freely, subject to the following restrictions:
 *
 * 1. The origin of this software must not be misrepresented; you must not
 * claim that you wrote the original software. If you use this software
 * in a product, an acknowledgment in the product documentation would be
 * appreciated but is not required.
 *
 * 2. Altered source versions must be plainly marked as such, and must not be
 * misrepresented as being the original software.
 *
 * 3. This notice may not be removed or altered from any source distribution.
 */
 
#pragma once
 
#include <Objectively/Object.h>
#include <Objectively/Thread.h>
 
typedef struct URLSessionTask URLSessionTask;
typedef struct URLSessionTaskInterface URLSessionTaskInterface;
 
typedef void (*URLSessionTaskProgress)(URLSessionTask *task);
 
typedef void (*URLSessionTaskCompletion)(URLSessionTask *task, bool success);
 
typedef enum {
  URLSESSIONTASK_RESUMING,
  URLSESSIONTASK_RESUMED,
  URLSESSIONTASK_SUSPENDING,
  URLSESSIONTASK_SUSPENDED,
  URLSESSIONTASK_CANCELING,
  URLSESSIONTASK_CANCELED,
  URLSESSIONTASK_COMPLETED
} URLSessionTaskState;
 
struct URLSessionTask {
 
  Object object;
 
  URLSessionTaskInterface *interface;
 
  struct {
    ident handle;
 
    ident requestHeaders;
  } locals;
 
  size_t bytesExpectedToReceive;
 
  size_t bytesExpectedToSend;
 
  size_t bytesReceived;
 
  size_t bytesSent;
 
  URLSessionTaskCompletion completion;
 
  ident data;
 
  char *error;
 
  URLSessionTaskProgress progress;
 
  struct URLRequest *request;
 
  struct URLResponse *response;
 
  struct URLSession *session;
 
  URLSessionTaskState state;
};
 
struct URLSessionTaskInterface {
 
  ObjectInterface objectInterface;
 
  void (*cancel)(URLSessionTask *self);
 
  void (*execute)(URLSessionTask *self);
 
  URLSessionTask *(*initWithRequestInSession)(URLSessionTask *self, struct URLRequest *request,
      struct URLSession *session, URLSessionTaskCompletion completion);
 
  void (*resume)(URLSessionTask *self);
 
  void (*setup)(URLSessionTask *self);
 
  void (*suspend)(URLSessionTask *self);
 
  void (*teardown)(URLSessionTask *self);
};
 
OBJECTIVELY_EXPORT Class *_URLSessionTask(void);