Meta: Cleanup of header files such that they are partially shared

The /include directory contains definitons that both the kernel and libc
need to be in sync.

3 files changed, 66 insertions, 0 deletions

diff --git a/include/sys/stat.h b/include/sys/stat.h
new file mode 100644
index 0000000..8fc5f25
--- /dev/null
+++ b/include/sys/stat.h
@@ -0,0 +1,39 @@
+#ifndef SYS_STAT_H
+#define SYS_STAT_H
+#include <sys/types.h>
+#include <time.h>
+
+#define STAT_REG 0
+#define STAT_DIR 1
+
+struct stat {
+  dev_t st_dev;     // Device ID of device containing file.
+  ino_t st_ino;     // File serial number.
+  mode_t st_mode;   // Mode of file (see below).
+  nlink_t st_nlink; // Number of hard links to the file.
+  uid_t st_uid;     // User ID of file.
+  gid_t st_gid;     // Group ID of file.
+  dev_t st_rdev;    // Device ID (if file is character or block special).
+
+  off_t st_size; // For regular files, the file size in bytes.
+                 // For symbolic links, the length in bytes of the
+                 // pathname contained in the symbolic link.
+                 // For a shared memory object, the length in bytes.
+                 // For a typed memory object, the length in bytes.
+                 // For other file types, the use of this field is
+                 // unspecified.
+
+  struct timespec st_atim; // Last data access timestamp.
+  struct timespec st_mtim; // Last data modification timestamp.
+  struct timespec st_ctim; // Last file status change timestamp.
+
+  blksize_t st_blksize; //  A file system-specific preferred I/O block size
+                        // for this object. In some file system types, this
+                        // may vary from file to file.
+
+  blkcnt_t st_blocks; // Number of blocks allocated for this object.
+};
+#ifndef KERNEL
+int stat(const char *path, struct stat *buf);
+#endif
+#endif
diff --git a/include/sys/types.h b/include/sys/types.h
new file mode 100644
index 0000000..26e11b6
--- /dev/null
+++ b/include/sys/types.h
@@ -0,0 +1,16 @@
+#ifndef TYPES_H
+#define TYPES_H
+#include <typedefs.h>
+typedef int time_t;
+typedef int pid_t;
+typedef u16 dev_t;
+typedef u16 uid_t;
+typedef u16 ino_t;
+typedef u16 mode_t;
+typedef u16 nlink_t;
+typedef i32 gid_t;
+typedef u64 off_t;
+typedef i64 blksize_t;
+typedef i64 blkcnt_t;
+typedef u32 suseconds_t;
+#endif
diff --git a/include/typedefs.h b/include/typedefs.h
new file mode 100644
index 0000000..e290716
--- /dev/null
+++ b/include/typedefs.h
@@ -0,0 +1,11 @@
+#include <stdint.h>
+
+typedef uint8_t u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef uint64_t u64;
+
+typedef int8_t i8;
+typedef int16_t i16;
+typedef int32_t i32;
+typedef int64_t i64;