3 files changed, 20 insertions, 3 deletions
diff --git a/include/kernel/fd.h b/include/kernel/fd.h
new file mode 100644
index 0000000..07cf454
--- /dev/null
+++ b/include/kernel/fd.h
@@ -0,0 +1,12 @@
+#ifndef _FD_H
+#define _FD_H
+
+#include <kernel/fs.h>
+#include <stdint.h>
+#include <sys/types.h>
+
+void fd_init(void);
+
+void fd_block_read(struct buffer*);
+
+#endif
diff --git a/include/kernel/fs.h b/include/kernel/fs.h
index 4ec4de1..1b4ed24 100644
--- a/include/kernel/fs.h
+++ b/include/kernel/fs.h
@@ -52,16 +52,20 @@ struct m_inode {
 
 struct buffer {
   void *b_data;
+  int b_present;
   uint16_t b_device;
   uint16_t b_block;
+  struct task_struct *b_wait;
   struct buffer *b_next;
   struct buffer *b_prev;
-} __attribute__((packed));
+};
 
 extern struct super_block sblocks[NRSUPER];
 
-int block_read(void*, size_t);
-int block_write(void*, size_t);
+void block_read(struct buffer*);
+void block_write(struct buffer*);
+
+struct buffer *buffer_get_block(uint16_t, uint16_t);
 
 void mount_root(void);
 
diff --git a/include/string.h b/include/string.h
index d2f738b..88a6ac4 100644
--- a/include/string.h
+++ b/include/string.h
@@ -33,5 +33,6 @@ char *strpbrk(const char*, const char*);
 char *strstr(const char*, const char*);
 char *strtok(char*, const char*);
 size_t strxfrm(char*, const char*, size_t);
+char *strerror(int);
 
 #endif