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-rw-r--r--Tools/tests-host/hrt.cpp11
1 files changed, 7 insertions, 4 deletions
diff --git a/Tools/tests-host/hrt.cpp b/Tools/tests-host/hrt.cpp
index dc9fa23de..d791e9e2a 100644
--- a/Tools/tests-host/hrt.cpp
+++ b/Tools/tests-host/hrt.cpp
@@ -3,11 +3,14 @@
#include <drivers/drv_hrt.h>
#include <stdio.h>
-uint64_t hrt_absolute_time()
-{
+hrt_abstime hrt_absolute_time() {
struct timeval te;
gettimeofday(&te, NULL); // get current time
- unsigned long long us = static_cast<uint64_t>(te.tv_sec) * 1e6 + te.tv_usec; // caculate us
- printf("us: %lld\n", us);
+ hrt_abstime us = static_cast<uint64_t>(te.tv_sec) * 1e6 + te.tv_usec; // caculate us
return us;
+}
+
+hrt_abstime hrt_elapsed_time(const volatile hrt_abstime *then) {
+ // not thread safe
+ return hrt_absolute_time() - *then;
} \ No newline at end of file