1 files changed, 52 insertions, 0 deletions
diff --git a/src/tests/klaar/pfs-writer.c b/src/tests/klaar/pfs-writer.c
new file mode 100644
index 0000000..34d9685
--- /dev/null
+++ b/src/tests/klaar/pfs-writer.c
@@ -0,0 +1,52 @@
+/* Part of pfs.c suite.
+
+   Write on the disk. Each time the buffer is filled with same
+   character. Different character every time!
+ */
+
+#include <syscall.h>
+#include <stdio.h>
+#include <string.h>
+
+#include "../lib.h"
+#include "pfs.h"
+
+static void fill_buffer(char* buf, int size, char c)
+{
+  for (int i = 0; i < size; i++)
+  {
+    buf[i] = c;
+  }
+}
+
+char buffer[BIG];
+
+int main (int argc, char *argv[]) 
+{
+  test_name = argv[0];
+  quiet = true;
+
+  if (argc != 3 || strlen(argv[1]) != 1 || strlen(argv[2]) != 1)
+    return 1;
+  
+  char start = argv[1][0];
+  char end   = argv[2][0];
+
+  char c = start;
+  for (int i = 0; i < TIMES; ++i)
+  {
+    fill_buffer(buffer, BIG, c);
+    
+    int id = open ("file.1");
+    CHECK ( id > 1, "open \"file.1\"");    
+    int bytes = write(id, buffer, BIG);
+    CHECK ( bytes == BIG, "write \"file.1\"");
+    close(id);
+
+    c = c + 1;
+    
+    if ( c > end )
+      c = start;
+  }
+  return 0;
+}