From 5d38645b5875cbbb6a5e8d29cfc488987a5daf19 Mon Sep 17 00:00:00 2001
From: Ben Pfaff <blp@cs.stanford.edu>
Date: Mon, 30 Aug 2004 22:58:46 +0000
Subject: [PATCH] Filesys stubs no longer wanted.

---
 src/filesys/filesys-stub.c | 125 -------------------------------------
 src/filesys/filesys-stub.h |  28 ---------
 2 files changed, 153 deletions(-)
 delete mode 100644 src/filesys/filesys-stub.c
 delete mode 100644 src/filesys/filesys-stub.h

diff --git a/src/filesys/filesys-stub.c b/src/filesys/filesys-stub.c
deleted file mode 100644
index edf5de2..0000000
--- a/src/filesys/filesys-stub.c
+++ /dev/null
@@ -1,125 +0,0 @@
-#include "filesys-stub.h"
-#include <stdarg.h>
-#include "backdoor.h"
-#include "debug.h"
-#include "io.h"
-#include "lib.h"
-#include "synch.h"
-
-static struct lock lock;
-
-void 
-filesys_stub_init (void)
-{
-  lock_init (&lock, "filesys-stub");
-}
-
-void 
-filesys_stub_lock (void)
-{
-  lock_acquire (&lock);
-}
-
-void 
-filesys_stub_unlock (void)
-{
-  lock_release (&lock);
-}
-
-static void
-out_byte (uint8_t byte, void *aux UNUSED) 
-{
-  outb (0x8901, byte);
-}
-
-void 
-filesys_stub_put_bool (bool b)
-{
-  backdoor_put_bool (b, out_byte, NULL);
-}
-
-void 
-filesys_stub_put_bytes (const void *buffer, size_t cnt)
-{
-  backdoor_put_bytes (buffer, cnt, out_byte, NULL);
-}
-
-void 
-filesys_stub_put_file (struct file *file)
-{
-  ASSERT (file != NULL);
-  filesys_stub_put_int32 ((int32_t) file - 1);
-}
-
-void 
-filesys_stub_put_int32 (int32_t value)
-{
-  backdoor_put_int32 (value, out_byte, NULL);
-}
-
-void 
-filesys_stub_put_string (const char *string)
-{
-  backdoor_put_string (string, out_byte, NULL);
-}
-
-void 
-filesys_stub_put_uint32 (uint32_t value)
-{
-  backdoor_put_uint32 (value, out_byte, NULL);
-}
-
-static uint8_t
-in_byte (void *aux UNUSED) 
-{
-  return inb (0x8901);
-}
-
-bool 
-filesys_stub_get_bool (void)
-{
-  return backdoor_get_bool (in_byte, NULL);
-}
-
-void 
-filesys_stub_get_bytes (void *buffer, size_t size)
-{
-  /* We could use backdoor_get_bytes() but this is significantly
-     faster. */
-  asm ("rep insl; movl %0, %%ecx; rep insb"
-       :
-       : "g" (size % 4), "d" (0x8901), "c" (size / 4), "D" (buffer));
-}
-
-struct file *
-filesys_stub_get_file (void)
-{
-  int32_t fd = filesys_stub_get_int32 ();
-  return fd < 0 ? NULL : (struct file *) (fd + 1);
-}
-
-int32_t 
-filesys_stub_get_int32 (void)
-{
-  return backdoor_get_int32 (in_byte, NULL);
-}
-
-void 
-filesys_stub_match_string (const char *string)
-{
-  if (backdoor_get_uint32 (in_byte, NULL) != strlen (string))
-    panic ("string match failed");
-  while (*string != '\0') 
-    {
-      uint8_t c = *string++;
-      if (c != in_byte (NULL))
-        panic ("string match failed"); 
-    }
-}
-
-uint32_t 
-filesys_stub_get_uint32 (void)
-{
-  return backdoor_get_uint32 (in_byte, NULL);
-}
-
diff --git a/src/filesys/filesys-stub.h b/src/filesys/filesys-stub.h
deleted file mode 100644
index da0b22e..0000000
--- a/src/filesys/filesys-stub.h
+++ /dev/null
@@ -1,28 +0,0 @@
-#ifndef HEADER_FILESYS_STUB_H
-#define HEADER_FILESYS_STUB_H 1
-
-#include <stdbool.h>
-#include <stdint.h>
-#include <stddef.h>
-
-struct file;
-
-void filesys_stub_init (void);
-void filesys_stub_lock (void);
-void filesys_stub_unlock (void);
-
-void filesys_stub_put_bool (bool);
-void filesys_stub_put_bytes (const void *, size_t);
-void filesys_stub_put_file (struct file *);
-void filesys_stub_put_int32 (int32_t);
-void filesys_stub_put_string (const char *);
-void filesys_stub_put_uint32 (uint32_t);
-
-bool filesys_stub_get_bool (void);
-void filesys_stub_get_bytes (void *, size_t);
-struct file *filesys_stub_get_file (void);
-int32_t filesys_stub_get_int32 (void);
-void filesys_stub_match_string (const char *);
-uint32_t filesys_stub_get_uint32 (void);
-
-#endif /* filesys-stub.h */
-- 
2.30.2