From 4f28e2dfff7f64d87320449f0539f16e1528a07a Mon Sep 17 00:00:00 2001
From: Erik Hofman <erik@ehofman.com>
Date: Fri, 9 Apr 2021 14:44:33 +0200
Subject: [PATCH] Add a proprety requester test utility

---
 src/Network/DDS/fg_dds_prop.cpp | 90 +++++++++++++++++++++++++++++++++
 1 file changed, 90 insertions(+)
 create mode 100644 src/Network/DDS/fg_dds_prop.cpp

diff --git a/src/Network/DDS/fg_dds_prop.cpp b/src/Network/DDS/fg_dds_prop.cpp
new file mode 100644
index 000000000..947b3e328
--- /dev/null
+++ b/src/Network/DDS/fg_dds_prop.cpp
@@ -0,0 +1,90 @@
+#include <stdio.h>
+#include <string.h>
+#include <stdlib.h>
+
+#include <simgear/io/SGDataDistributionService.hxx>
+
+#include "dds_props.h"
+
+/* An array of one message(aka sample in dds terms) will be used. */
+#define MAX_SAMPLES 1
+
+int main()
+{
+  SG_DDS participant;
+
+  FG_DDS_PROP prop;
+  SG_DDS_Topic *topic = new SG_DDS_Topic(prop, &FG_DDS_PROP_desc);
+
+  participant.add(topic, SG_IO_OUT);
+
+  dds_guid_t guid = topic->get_guid();
+  memcpy(prop.guid, guid.v, 16);
+  printf("GUID: ");
+  for(int i=0; i<16; ++i)
+    printf("%X ", prop.guid[i]);
+  printf("\n");
+
+  char path[256];
+  printf("\nType 'q' to quit\n");
+  do
+  {
+    printf("Property path: ");
+    int len = scanf("%255s", path);
+    if (len == EOF) continue;
+
+    if (*path == 'q')  break;
+
+    prop.id = FG_DDS_PROP_REQUEST;
+    prop.val._d = FG_DDS_STRING;
+    prop.val._u.String = path;
+
+    topic->write();
+
+    participant.wait();
+
+    topic->read();
+    switch(prop.val._d)
+    {
+    case FG_DDS_NONE:
+      printf("       type: none");
+      break;
+    case FG_DDS_ALIAS:
+      printf("       type: alias");
+      printf("      value: %s\n", prop.val._u.String);
+      break;
+    case FG_DDS_BOOL:
+      printf("       type: bool");
+      printf("      value: %i\n", prop.val._u.Bool);
+      break;
+    case FG_DDS_INT:
+      printf("       type: int");
+      printf("      value: %i\n", prop.val._u.Int32);
+      break;
+    case FG_DDS_LONG:
+      printf("       type: long");
+      printf("      value: %li\n", prop.val._u.Int64);
+      break;
+    case FG_DDS_FLOAT:
+      printf("       type: float");
+      printf("      value: %f\n", prop.val._u.Float32);
+      break;
+    case FG_DDS_DOUBLE:
+      printf("       type: double");
+      printf("      value: %lf\n", prop.val._u.Float64);
+      break;
+    case FG_DDS_STRING:
+      printf("       type: string");
+      printf("      value: %s\n", prop.val._u.String);
+      break;
+    case FG_DDS_UNSPECIFIED:
+      printf("       type: unspecified");
+      printf("      value: %s\n", prop.val._u.String);
+      break;
+    default:
+      break;
+    }
+  } while(true);
+
+  return EXIT_SUCCESS;
+}