A few helper functions

Feh · Apr 29, 2014 · 5f598ce · 5f598ce
1 parent 1fb9cd9
commit 5f598ce
Showing 1 changed file with 15 additions and 0 deletions.
diff --git a/write-bench.c b/write-bench.c
@@ -1,5 +1,6 @@
 #include <sys/types.h>
 #include <sys/stat.h>
+#include <sys/vfs.h>
 #include <unistd.h>
 #include <assert.h>
 #include <time.h>
@@ -50,6 +51,20 @@ int is_regular_file(int fd)
 	return (S_ISREG(st.st_mode));
 }
 
+ssize_t block_size(int fd)
+{
+	struct statfs st;
+	assert(fstatfs(fd, &st) != -1);
+	return (ssize_t) st.f_bsize;
+}
+
+ssize_t filesize(int fd)
+{
+	struct stat st;
+	assert(fstat(fd, &st) != -1);
+	return (ssize_t) st.st_size;
+}
+
 int main(int argc, char *argv[])
 {
 	int i;