ACKme / WiConnect

Host library for controlling a WiConnect enabled Wi-Fi module.

Dependents:   wiconnect-ota_example wiconnect-web_setup_example wiconnect-test-console wiconnect-tcp_server_example ... more

types/CommandQueue.h@1:6ec9998427ad, 2014-08-11 (annotated)

Committer:
dan_ackme
Date:
Mon Aug 11 03:29:30 2014 -0700
Revision:
1:6ec9998427ad
Parent:
0:ea85c4bb5e1f
Child:
11:ea484e1b7fc4
fixed compiler warnings

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dan_ackme 0:ea85c4bb5e1f 1 /*
dan_ackme 0:ea85c4bb5e1f 2 * Copyright 2014, ACKme Networks
dan_ackme 0:ea85c4bb5e1f 3 * All Rights Reserved.
dan_ackme 0:ea85c4bb5e1f 4 *
dan_ackme 0:ea85c4bb5e1f 5 * This is UNPUBLISHED PROPRIETARY SOURCE CODE of ACKme Networks;
dan_ackme 0:ea85c4bb5e1f 6 * the contents of this file may not be disclosed to third parties, copied
dan_ackme 0:ea85c4bb5e1f 7 * or duplicated in any form, in whole or in part, without the prior
dan_ackme 0:ea85c4bb5e1f 8 * written permission of ACKme Networks.
dan_ackme 0:ea85c4bb5e1f 9 */
dan_ackme 0:ea85c4bb5e1f 10
dan_ackme 0:ea85c4bb5e1f 11 #pragma once
dan_ackme 0:ea85c4bb5e1f 12
dan_ackme 0:ea85c4bb5e1f 13
dan_ackme 0:ea85c4bb5e1f 14 #include "WiconnectTypes.h"
dan_ackme 0:ea85c4bb5e1f 15
dan_ackme 0:ea85c4bb5e1f 16
dan_ackme 0:ea85c4bb5e1f 17 namespace wiconnect
dan_ackme 0:ea85c4bb5e1f 18 {
dan_ackme 0:ea85c4bb5e1f 19
dan_ackme 0:ea85c4bb5e1f 20
dan_ackme 0:ea85c4bb5e1f 21 class CommandQueue
dan_ackme 0:ea85c4bb5e1f 22 {
dan_ackme 0:ea85c4bb5e1f 23 public:
dan_ackme 0:ea85c4bb5e1f 24 /*************************************************************************************************/
dan_ackme 0:ea85c4bb5e1f 25 CommandQueue()
dan_ackme 0:ea85c4bb5e1f 26 {
dan_ackme 0:ea85c4bb5e1f 27 head = tail = queue;
dan_ackme 0:ea85c4bb5e1f 28 count = 0;
dan_ackme 0:ea85c4bb5e1f 29 }
dan_ackme 0:ea85c4bb5e1f 30
dan_ackme 0:ea85c4bb5e1f 31 /*************************************************************************************************/
dan_ackme 0:ea85c4bb5e1f 32 bool isFull()
dan_ackme 0:ea85c4bb5e1f 33 {
dan_ackme 0:ea85c4bb5e1f 34 return count == WICONNECT_MAX_QUEUED_COMMANDS;
dan_ackme 0:ea85c4bb5e1f 35 }
dan_ackme 0:ea85c4bb5e1f 36
dan_ackme 0:ea85c4bb5e1f 37 /*************************************************************************************************/
dan_ackme 0:ea85c4bb5e1f 38 bool isEmpty()
dan_ackme 0:ea85c4bb5e1f 39 {
dan_ackme 0:ea85c4bb5e1f 40 return count == 0;
dan_ackme 0:ea85c4bb5e1f 41 }
dan_ackme 0:ea85c4bb5e1f 42
dan_ackme 0:ea85c4bb5e1f 43 /*************************************************************************************************/
dan_ackme 0:ea85c4bb5e1f 44 bool push(QueuedCommand *cmd)
dan_ackme 0:ea85c4bb5e1f 45 {
dan_ackme 0:ea85c4bb5e1f 46 if(isFull())
dan_ackme 0:ea85c4bb5e1f 47 {
dan_ackme 0:ea85c4bb5e1f 48 return false;
dan_ackme 0:ea85c4bb5e1f 49 }
dan_ackme 0:ea85c4bb5e1f 50 ++count;
dan_ackme 0:ea85c4bb5e1f 51 *tail = cmd;
dan_ackme 0:ea85c4bb5e1f 52 if(++tail >= queue + WICONNECT_MAX_QUEUED_COMMANDS)
dan_ackme 0:ea85c4bb5e1f 53 {
dan_ackme 0:ea85c4bb5e1f 54 tail = queue;
dan_ackme 0:ea85c4bb5e1f 55 }
dan_ackme 0:ea85c4bb5e1f 56
dan_ackme 0:ea85c4bb5e1f 57 return true;
dan_ackme 0:ea85c4bb5e1f 58 }
dan_ackme 0:ea85c4bb5e1f 59
dan_ackme 0:ea85c4bb5e1f 60 /*************************************************************************************************/
dan_ackme 0:ea85c4bb5e1f 61 QueuedCommand* pop()
dan_ackme 0:ea85c4bb5e1f 62 {
dan_ackme 0:ea85c4bb5e1f 63 if(isEmpty())
dan_ackme 0:ea85c4bb5e1f 64 return NULL;
dan_ackme 0:ea85c4bb5e1f 65
dan_ackme 0:ea85c4bb5e1f 66 QueuedCommand* cmd = *head;
dan_ackme 0:ea85c4bb5e1f 67 --count;
dan_ackme 0:ea85c4bb5e1f 68 if(++head >= queue + WICONNECT_MAX_QUEUED_COMMANDS)
dan_ackme 0:ea85c4bb5e1f 69 {
dan_ackme 0:ea85c4bb5e1f 70 head = queue;
dan_ackme 0:ea85c4bb5e1f 71 }
dan_ackme 0:ea85c4bb5e1f 72 return cmd;
dan_ackme 0:ea85c4bb5e1f 73 }
dan_ackme 0:ea85c4bb5e1f 74
dan_ackme 0:ea85c4bb5e1f 75 protected:
dan_ackme 0:ea85c4bb5e1f 76 QueuedCommand* queue[WICONNECT_MAX_QUEUED_COMMANDS];
dan_ackme 0:ea85c4bb5e1f 77 QueuedCommand** head;
dan_ackme 0:ea85c4bb5e1f 78 QueuedCommand** tail;
dan_ackme 0:ea85c4bb5e1f 79 int count;
dan_ackme 0:ea85c4bb5e1f 80 };
dan_ackme 0:ea85c4bb5e1f 81
dan_ackme 0:ea85c4bb5e1f 82
dan_ackme 0:ea85c4bb5e1f 83
dan_ackme 0:ea85c4bb5e1f 84
dan_ackme 0:ea85c4bb5e1f 85 }