ArDrone SDK 1.8 added

[mardrone] / mardrone / ARDrone_SDK_Version_1_8_20110726 / ARDroneLib / Soft / Lib / utils / ardrone_gen_ids.c

diff --git a/mardrone/ARDrone_SDK_Version_1_8_20110726/ARDroneLib/Soft/Lib/utils/ardrone_gen_ids.c b/mardrone/ARDrone_SDK_Version_1_8_20110726/ARDroneLib/Soft/Lib/utils/ardrone_gen_ids.c
new file mode 100644 (file)
index 0000000..90762c2
--- /dev/null
+++ b/mardrone/ARDrone_SDK_Version_1_8_20110726/ARDroneLib/Soft/Lib/utils/ardrone_gen_ids.c
@@ -0,0 +1,45 @@
+#include <utils/ardrone_gen_ids.h>
+#include <utils/ardrone_crc_32.h>
+#include <string.h>
+#include <stdio.h>
+
+#include <stdlib.h>
+#include <time.h>
+
+void
+ardrone_gen_appid (const char *appName, const char *sdkVersion, char appId [9], char *appDesc, int descLen)
+{
+#define _BUFFER_SIZE 512
+  char appNamePlusSdk [_BUFFER_SIZE] = {0};
+  snprintf (appNamePlusSdk, _BUFFER_SIZE, "%s:%s", appName, sdkVersion);
+#undef _BUFFER_SIZE
+  uint32_t binaryId = ardrone_crc_32 ((uint8_t *)appNamePlusSdk, strlen (appNamePlusSdk));
+  snprintf (appId, 9, "%08x", binaryId);
+  appId [8] = '\0';
+  strncpy (appDesc, appName, descLen);
+}
+
+void
+ardrone_gen_usrid (const char *usrName, char usrId [9], char *usrDesc, int descLen)
+{
+  uint32_t binaryId = ardrone_crc_32 ((uint8_t *)usrName, strlen (usrName));
+  snprintf (usrId, 9, "%08x", binaryId);
+  usrId [8] = '\0';
+  strncpy (usrDesc, usrName, descLen);
+}
+
+void
+ardrone_gen_sessionid (char sessId [9], char *sessDesc, int descLen)
+{
+  static int runOnce = 1;
+  if (1 == runOnce)
+    {
+      srand (time (NULL));
+      runOnce = 0;
+    }
+  uint32_t binaryId = (uint32_t)rand ();
+  binaryId = (0 != binaryId) ? binaryId : 1u;
+  snprintf (sessId, 9, "%08x", binaryId);
+  sessId [8] = '\0';
+  snprintf (sessDesc, descLen, "Session %s", sessId);
+}