add: testcases for #1032, #1033, #1034

test/mng_mod/issues/1032-34/test_rusage.h

@@ -0,0 +1,83 @@
+#ifndef __TEST_RUSAGE_H__
+#define __TEST_RUSAGE_H__
+
+#include <stdio.h>
+#include <sys/ioctl.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include <sys/resource.h>
+#include <errno.h>
+#include <signal.h>
+
+#define ONE_SEC 1000000
+#define M_BYTE 1024 * 1024
+
+#define cpu_pause()                     \
+	({                          \
+		__asm__ __volatile__("pause" ::: "memory"); \
+	})
+
+int sig_count;
+
+long get_rusage_utime(struct rusage *usage)
+{
+	if (!usage) {
+		return -1;
+	}
+
+	return (usage->ru_utime.tv_sec * ONE_SEC) + usage->ru_utime.tv_usec;
+}
+
+long get_rusage_stime(struct rusage *usage)
+{
+	if (!usage) {
+		return -1;
+	}
+
+	return (usage->ru_stime.tv_sec * ONE_SEC) + usage->ru_stime.tv_usec;
+}
+
+long get_rusage_maxrss(struct rusage *usage)
+{
+	if (!usage) {
+		return -1;
+	}
+
+	return usage->ru_maxrss;
+}
+
+void alrm_handler(int sig)
+{
+	sig_count = 1;
+}
+
+void add_utime(int sec)
+{
+	int rc;
+	struct sigaction sa;
+
+	/* flag clear */
+	sig_count = 0;
+	
+	/* set sighandler */
+	sa.sa_handler = alrm_handler;
+	rc = sigaction(SIGALRM, &sa, NULL);
+
+	alarm(sec);
+
+	while (!sig_count) {
+		cpu_pause();
+	}
+}
+
+void add_stime(int sec)
+{
+	int fd;
+
+	fd = open("/dev/test_rusage", O_RDWR);
+	ioctl(fd, sec, NULL);
+	close(fd);
+}
+
+#endif /*__TEST_RUSAGE_H__*/