Mark Radbourne / Mbed 2 deprecated FXOS8700CQ_To_Azure_IoT

Simple sample that demonstrates reading the FXOS8700CQ accelerometer, convert the data to JSON and send to an Azure IoT Hub.

Dependencies:   azure_umqtt_c iothub_mqtt_transport mbed-rtos mbed wolfSSL Socket lwip-eth lwip-sys lwip

azure_c_shared_utility/doublylinkedlist.c@7:2564d95cbf81, 2017-04-25 (annotated)

Committer:
markrad
Date:
Tue Apr 25 01:33:13 2017 +0000
Revision:
7:2564d95cbf81
Parent:
3:c0556ff7b8e3 
Fix bug in NTP library. Clean up code some.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
markrad 3:c0556ff7b8e3 1 // Copyright (c) Microsoft. All rights reserved.
markrad 3:c0556ff7b8e3 2 // Licensed under the MIT license. See LICENSE file in the project root for full license information.
markrad 3:c0556ff7b8e3 3
markrad 3:c0556ff7b8e3 4 #include <stdlib.h>
markrad 3:c0556ff7b8e3 5 #ifdef _CRTDBG_MAP_ALLOC
markrad 3:c0556ff7b8e3 6 #include <crtdbg.h>
markrad 3:c0556ff7b8e3 7 #endif
markrad 3:c0556ff7b8e3 8 #include "azure_c_shared_utility/doublylinkedlist.h"
markrad 3:c0556ff7b8e3 9
markrad 3:c0556ff7b8e3 10 void
markrad 3:c0556ff7b8e3 11 DList_InitializeListHead(
markrad 3:c0556ff7b8e3 12 PDLIST_ENTRY ListHead
markrad 3:c0556ff7b8e3 13 )
markrad 3:c0556ff7b8e3 14 {
markrad 3:c0556ff7b8e3 15 /* Codes_SRS_DLIST_06_005: [DList_InitializeListHead will initialize the Flink & Blink to the address of the DLIST_ENTRY.] */
markrad 3:c0556ff7b8e3 16 ListHead->Flink = ListHead->Blink = ListHead;
markrad 3:c0556ff7b8e3 17 return;
markrad 3:c0556ff7b8e3 18 }
markrad 3:c0556ff7b8e3 19
markrad 3:c0556ff7b8e3 20 int
markrad 3:c0556ff7b8e3 21 DList_IsListEmpty(
markrad 3:c0556ff7b8e3 22 const PDLIST_ENTRY ListHead
markrad 3:c0556ff7b8e3 23 )
markrad 3:c0556ff7b8e3 24 {
markrad 3:c0556ff7b8e3 25 /* Codes_SRS_DLIST_06_003: [DList_IsListEmpty shall return a non-zero value if there are no DLIST_ENTRY's on this list other than the list head.] */
markrad 3:c0556ff7b8e3 26 /* Codes_SRS_DLIST_06_004: [DList_IsListEmpty shall return 0 if there is one or more items in the list.] */
markrad 3:c0556ff7b8e3 27 return (ListHead->Flink == ListHead);
markrad 3:c0556ff7b8e3 28 }
markrad 3:c0556ff7b8e3 29
markrad 3:c0556ff7b8e3 30 int
markrad 3:c0556ff7b8e3 31 DList_RemoveEntryList(
markrad 3:c0556ff7b8e3 32 PDLIST_ENTRY Entry
markrad 3:c0556ff7b8e3 33 )
markrad 3:c0556ff7b8e3 34 {
markrad 3:c0556ff7b8e3 35 /* Codes_SRS_DLIST_06_008: [DList_RemoveEntryList shall remove a listEntry from whatever list it is properly part of.] */
markrad 3:c0556ff7b8e3 36 /* Codes_SRS_DLIST_06_009: [The remaining list is properly formed.] */
markrad 3:c0556ff7b8e3 37 /* Codes_SRS_DLIST_06_010: [DList_RemoveEntryList shall return non-zero if the remaining list is empty.] */
markrad 3:c0556ff7b8e3 38 /* Codes_SRS_DLIST_06_011: [DList_RemoveEntryList shall return zero if the remaining list is NOT empty.] */
markrad 3:c0556ff7b8e3 39 PDLIST_ENTRY Blink;
markrad 3:c0556ff7b8e3 40 PDLIST_ENTRY Flink;
markrad 3:c0556ff7b8e3 41
markrad 3:c0556ff7b8e3 42 Flink = Entry->Flink;
markrad 3:c0556ff7b8e3 43 Blink = Entry->Blink;
markrad 3:c0556ff7b8e3 44 Blink->Flink = Flink;
markrad 3:c0556ff7b8e3 45 Flink->Blink = Blink;
markrad 3:c0556ff7b8e3 46 return (Flink == Blink);
markrad 3:c0556ff7b8e3 47 }
markrad 3:c0556ff7b8e3 48
markrad 3:c0556ff7b8e3 49 PDLIST_ENTRY
markrad 3:c0556ff7b8e3 50 DList_RemoveHeadList(
markrad 3:c0556ff7b8e3 51 PDLIST_ENTRY ListHead
markrad 3:c0556ff7b8e3 52 )
markrad 3:c0556ff7b8e3 53 {
markrad 3:c0556ff7b8e3 54 /* Codes_SRS_DLIST_06_012: [DList_RemoveHeadList removes the oldest entry from the list defined by the listHead parameter and returns a pointer to that entry.] */
markrad 3:c0556ff7b8e3 55 /* Codes_SRS_DLIST_06_013: [DList_RemoveHeadList shall return listHead if that's the only item in the list.] */
markrad 3:c0556ff7b8e3 56
markrad 3:c0556ff7b8e3 57 PDLIST_ENTRY Flink;
markrad 3:c0556ff7b8e3 58 PDLIST_ENTRY Entry;
markrad 3:c0556ff7b8e3 59
markrad 3:c0556ff7b8e3 60 Entry = ListHead->Flink;
markrad 3:c0556ff7b8e3 61 Flink = Entry->Flink;
markrad 3:c0556ff7b8e3 62 ListHead->Flink = Flink;
markrad 3:c0556ff7b8e3 63 Flink->Blink = ListHead;
markrad 3:c0556ff7b8e3 64 return Entry;
markrad 3:c0556ff7b8e3 65 }
markrad 3:c0556ff7b8e3 66
markrad 3:c0556ff7b8e3 67
markrad 3:c0556ff7b8e3 68
markrad 3:c0556ff7b8e3 69 void
markrad 3:c0556ff7b8e3 70 DList_InsertTailList(
markrad 3:c0556ff7b8e3 71 PDLIST_ENTRY ListHead,
markrad 3:c0556ff7b8e3 72 PDLIST_ENTRY Entry
markrad 3:c0556ff7b8e3 73 )
markrad 3:c0556ff7b8e3 74 {
markrad 3:c0556ff7b8e3 75 PDLIST_ENTRY Blink;
markrad 3:c0556ff7b8e3 76
markrad 3:c0556ff7b8e3 77 /* Codes_SRS_DLIST_06_006: [DListInsertTailList shall place the DLIST_ENTRY at the end of the list defined by the listHead parameter.] */
markrad 3:c0556ff7b8e3 78 Blink = ListHead->Blink;
markrad 3:c0556ff7b8e3 79 Entry->Flink = ListHead;
markrad 3:c0556ff7b8e3 80 Entry->Blink = Blink;
markrad 3:c0556ff7b8e3 81 Blink->Flink = Entry;
markrad 3:c0556ff7b8e3 82 ListHead->Blink = Entry;
markrad 3:c0556ff7b8e3 83 return;
markrad 3:c0556ff7b8e3 84 }
markrad 3:c0556ff7b8e3 85
markrad 3:c0556ff7b8e3 86
markrad 3:c0556ff7b8e3 87 void
markrad 3:c0556ff7b8e3 88 DList_AppendTailList(
markrad 3:c0556ff7b8e3 89 PDLIST_ENTRY ListHead,
markrad 3:c0556ff7b8e3 90 PDLIST_ENTRY ListToAppend
markrad 3:c0556ff7b8e3 91 )
markrad 3:c0556ff7b8e3 92 {
markrad 3:c0556ff7b8e3 93 /* Codes_SRS_DLIST_06_007: [DList_AppendTailList shall place the list defined by listToAppend at the end of the list defined by the listHead parameter.] */
markrad 3:c0556ff7b8e3 94 PDLIST_ENTRY ListEnd = ListHead->Blink;
markrad 3:c0556ff7b8e3 95
markrad 3:c0556ff7b8e3 96 ListHead->Blink->Flink = ListToAppend;
markrad 3:c0556ff7b8e3 97 ListHead->Blink = ListToAppend->Blink;
markrad 3:c0556ff7b8e3 98 ListToAppend->Blink->Flink = ListHead;
markrad 3:c0556ff7b8e3 99 ListToAppend->Blink = ListEnd;
markrad 3:c0556ff7b8e3 100 return;
markrad 3:c0556ff7b8e3 101 }
markrad 3:c0556ff7b8e3 102
markrad 3:c0556ff7b8e3 103
markrad 3:c0556ff7b8e3 104 /*Codes_SRS_DLIST_02_002: [DList_InsertHeadList inserts a singular entry in the list having as head listHead after "head".]*/
markrad 3:c0556ff7b8e3 105 void DList_InsertHeadList(PDLIST_ENTRY listHead, PDLIST_ENTRY entry)
markrad 3:c0556ff7b8e3 106 {
markrad 3:c0556ff7b8e3 107 entry->Blink = listHead;
markrad 3:c0556ff7b8e3 108 entry->Flink = listHead->Flink;
markrad 3:c0556ff7b8e3 109 listHead->Flink->Blink = entry;
markrad 3:c0556ff7b8e3 110 listHead->Flink = entry;
markrad 3:c0556ff7b8e3 111 }