adjust root folder

2019-10-08 23:47:53 -05:00
parent b6fc50ddea
commit a42e8f507c
1258 changed files with 26 additions and 214 deletions
@@ -0,0 +1,154 @@
+/**************************************************************************
+*
+* Copyright (C) 2006 Steve Karg <skarg@users.sourceforge.net>
+*
+* Permission is hereby granted, free of charge, to any person obtaining
+* a copy of this software and associated documentation files (the
+* "Software"), to deal in the Software without restriction, including
+* without limitation the rights to use, copy, modify, merge, publish,
+* distribute, sublicense, and/or sell copies of the Software, and to
+* permit persons to whom the Software is furnished to do so, subject to
+* the following conditions:
+*
+* The above copyright notice and this permission notice shall be included
+* in all copies or substantial portions of the Software.
+*
+* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+*
+*********************************************************************/
+#include <stddef.h>
+#include <stdint.h>
+#include <errno.h>
+#include <string.h>
+#include "config.h"
+#include "txbuf.h"
+#include "bacdef.h"
+#include "bacdcode.h"
+#include "address.h"
+#include "tsm.h"
+#include "npdu.h"
+#include "apdu.h"
+#include "device.h"
+#include "datalink.h"
+#include "dcc.h"
+#include "whohas.h"
+/* some demo stuff needed */
+#include "handlers.h"
+#include "txbuf.h"
+#include "client.h"
+
+/** @file s_whohas.c  Send Who-Has requests. */
+
+/** Send a Who-Has request for a device which has a named Object.
+ * @ingroup DMDOB
+ * If low_limit and high_limit both are -1, then the device ID range is unlimited.
+ * If low_limit and high_limit have the same non-negative value, then only
+ * that device will respond.
+ * Otherwise, low_limit must be less than high_limit for a range.
+ * @param low_limit [in] Device Instance Low Range, 0 - 4,194,303 or -1
+ * @param high_limit [in] Device Instance High Range, 0 - 4,194,303 or -1
+ * @param object_name [in] The Name of the desired Object.
+ */
+void Send_WhoHas_Name(
+    int32_t low_limit,
+    int32_t high_limit,
+    const char *object_name)
+{
+    int len = 0;
+    int pdu_len = 0;
+    BACNET_ADDRESS dest;
+    int bytes_sent = 0;
+    BACNET_WHO_HAS_DATA data;
+    BACNET_NPDU_DATA npdu_data;
+    BACNET_ADDRESS my_address;
+
+    /* if we are forbidden to send, don't send! */
+    if (!dcc_communication_enabled())
+        return;
+    /* Who-Has is a global broadcast */
+    datalink_get_broadcast_address(&dest);
+    datalink_get_my_address(&my_address);
+    /* encode the NPDU portion of the packet */
+    npdu_encode_npdu_data(&npdu_data, false, MESSAGE_PRIORITY_NORMAL);
+    pdu_len =
+        npdu_encode_pdu(&Handler_Transmit_Buffer[0], &dest, &my_address,
+        &npdu_data);
+
+    /* encode the APDU portion of the packet */
+    data.low_limit = low_limit;
+    data.high_limit = high_limit;
+    data.is_object_name = true;
+    characterstring_init_ansi(&data.object.name, object_name);
+    len = whohas_encode_apdu(&Handler_Transmit_Buffer[pdu_len], &data);
+    pdu_len += len;
+    /* send the data */
+    bytes_sent =
+        datalink_send_pdu(&dest, &npdu_data, &Handler_Transmit_Buffer[0],
+        pdu_len);
+#if PRINT_ENABLED
+    if (bytes_sent <= 0)
+        fprintf(stderr, "Failed to Send Who-Has Request (%s)!\n",
+            strerror(errno));
+#endif
+}
+
+/** Send a Who-Has request for a device which has a specific Object type and ID.
+ * @ingroup DMDOB
+ * If low_limit and high_limit both are -1, then the device ID range is unlimited.
+ * If low_limit and high_limit have the same non-negative value, then only
+ * that device will respond.
+ * Otherwise, low_limit must be less than high_limit for a range.
+ * @param low_limit [in] Device Instance Low Range, 0 - 4,194,303 or -1
+ * @param high_limit [in] Device Instance High Range, 0 - 4,194,303 or -1
+ * @param object_type [in] The BACNET_OBJECT_TYPE of the desired Object.
+ * @param object_instance [in] The ID of the desired Object.
+ */
+void Send_WhoHas_Object(
+    int32_t low_limit,
+    int32_t high_limit,
+    BACNET_OBJECT_TYPE object_type,
+    uint32_t object_instance)
+{
+    int len = 0;
+    int pdu_len = 0;
+    BACNET_ADDRESS dest;
+    int bytes_sent = 0;
+    BACNET_WHO_HAS_DATA data;
+    BACNET_NPDU_DATA npdu_data;
+    BACNET_ADDRESS my_address;
+
+    /* if we are forbidden to send, don't send! */
+    if (!dcc_communication_enabled())
+        return;
+    /* Who-Has is a global broadcast */
+    datalink_get_broadcast_address(&dest);
+    datalink_get_my_address(&my_address);
+    /* encode the NPDU portion of the packet */
+    npdu_encode_npdu_data(&npdu_data, false, MESSAGE_PRIORITY_NORMAL);
+    pdu_len =
+        npdu_encode_pdu(&Handler_Transmit_Buffer[0], &dest, &my_address,
+        &npdu_data);
+
+    /* encode the APDU portion of the packet */
+    data.low_limit = low_limit;
+    data.high_limit = high_limit;
+    data.is_object_name = false;
+    data.object.identifier.type = object_type;
+    data.object.identifier.instance = object_instance;
+    len = whohas_encode_apdu(&Handler_Transmit_Buffer[pdu_len], &data);
+    pdu_len += len;
+    bytes_sent =
+        datalink_send_pdu(&dest, &npdu_data, &Handler_Transmit_Buffer[0],
+        pdu_len);
+#if PRINT_ENABLED
+    if (bytes_sent <= 0)
+        fprintf(stderr, "Failed to Send Who-Has Request (%s)!\n",
+            strerror(errno));
+#endif
+}