Added encoding and decoding for ReadRange service, associated handlers and test application.

2009-09-25 21:56:49 +00:00
parent 6f254401c0
commit e8d91faaac
14 changed files with 2372 additions and 56 deletions
@@ -0,0 +1,91 @@
+/*####COPYRIGHTBEGIN####
+ -------------------------------------------
+ Copyright (C) 2009 Peter Mc Shane
+
+ This program is free software; you can redistribute it and/or
+ modify it under the terms of the GNU General Public License
+ as published by the Free Software Foundation; either version 2
+ of the License, or (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; if not, write to:
+ The Free Software Foundation, Inc.
+ 59 Temple Place - Suite 330
+ Boston, MA  02111-1307, USA.
+
+ As a special exception, if other files instantiate templates or
+ use macros or inline functions from this file, or you compile
+ this file and link it with other works to produce a work based
+ on this file, this file does not by itself cause the resulting
+ work to be covered by the GNU General Public License. However
+ the source code for this file must still be made available in
+ accordance with section (3) of the GNU General Public License.
+
+ This exception does not invalidate any other reasons why a work
+ based on this file might be covered by the GNU General Public
+ License.
+ -------------------------------------------
+####COPYRIGHTEND####*/
+
+struct BACnet_Read_Range_Data;
+typedef struct BACnet_Read_Range_Data {
+    BACNET_OBJECT_TYPE object_type;
+    uint32_t           object_instance;
+    BACNET_PROPERTY_ID object_property;
+    uint32_t           array_index;
+    uint8_t           *application_data;
+    int                application_data_len;
+    BACNET_BIT_STRING  ResultFlags;     /*  FIRST_ITEM, LAST_ITEM, MORE_ITEMS */
+    int                RequestType;     /* Index, sequence or time based request */
+    uint32_t           ItemCount;
+    uint32_t           FirstSequence;
+	union {                             /* Pick the appropriate data type */
+        uint32_t RefIndex;
+        uint32_t RefSeqNum;
+        BACNET_DATE_TIME RefTime;
+    }                  Range;
+    int32_t            Count;           /* SIGNED value as +ve vs -ve  is important */
+} BACNET_READ_RANGE_DATA;
+
+/* Defines to indicate which type of read range request it is */
+
+#define RR_BY_POSITION 0
+#define RR_BY_SEQUENCE 1
+#define RR_BY_TIME     2
+#define RR_READ_ALL    4    /* Read all of array - so don't send any range in the request */
+
+/* Bit String Enumerations */
+typedef enum {
+    RESULT_FLAG_FIRST_ITEM = 0,
+    RESULT_FLAG_LAST_ITEM  = 1,
+    RESULT_FLAG_MORE_ITEMS = 2
+} BACNET_RESULT_FLAGS;
+
+int rr_encode_apdu(
+    uint8_t * apdu,
+    uint8_t invoke_id,
+    BACNET_READ_RANGE_DATA * rrdata);
+
+int rr_decode_service_request(
+    uint8_t * apdu,
+    unsigned apdu_len,
+    BACNET_READ_RANGE_DATA * rrdata);
+
+int rr_ack_encode_apdu(
+    uint8_t * apdu,
+    uint8_t invoke_id,
+    BACNET_READ_RANGE_DATA * rrdata);
+
+int rr_ack_decode_service_request(
+    uint8_t * apdu,
+    int apdu_len,       /* total length of the apdu */
+    BACNET_READ_RANGE_DATA * rrdata);
+
+uint8_t Send_ReadRange_Request(
+    uint32_t device_id, /* destination device */
+    BACNET_READ_RANGE_DATA * read_access_data);