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-rw-r--r--libio/bits/types/struct_FILE.h120
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diff --git a/libio/bits/types/struct_FILE.h b/libio/bits/types/struct_FILE.h
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+/* Copyright (C) 1991-2018 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+#ifndef __struct_FILE_defined
+#define __struct_FILE_defined 1
+
+/* Caution: The contents of this file are not part of the official
+ stdio.h API. However, much of it is part of the official *binary*
+ interface, and therefore cannot be changed. */
+
+#if defined _IO_USE_OLD_IO_FILE && !defined _LIBC
+# error "_IO_USE_OLD_IO_FILE should only be defined when building libc itself"
+#endif
+
+#if defined _IO_lock_t_defined && !defined _LIBC
+# error "_IO_lock_t_defined should only be defined when building libc itself"
+#endif
+
+#include <bits/types.h>
+
+struct _IO_FILE;
+struct _IO_marker;
+struct _IO_codecvt;
+struct _IO_wide_data;
+
+/* During the build of glibc itself, _IO_lock_t will already have been
+ defined by internal headers. */
+#ifndef _IO_lock_t_defined
+typedef void _IO_lock_t;
+#endif
+
+/* The tag name of this struct is _IO_FILE to preserve historic
+ C++ mangled names for functions taking FILE* arguments.
+ That name should not be used in new code. */
+struct _IO_FILE
+{
+ int _flags; /* High-order word is _IO_MAGIC; rest is flags. */
+
+ /* The following pointers correspond to the C++ streambuf protocol. */
+ char *_IO_read_ptr; /* Current read pointer */
+ char *_IO_read_end; /* End of get area. */
+ char *_IO_read_base; /* Start of putback+get area. */
+ char *_IO_write_base; /* Start of put area. */
+ char *_IO_write_ptr; /* Current put pointer. */
+ char *_IO_write_end; /* End of put area. */
+ char *_IO_buf_base; /* Start of reserve area. */
+ char *_IO_buf_end; /* End of reserve area. */
+
+ /* The following fields are used to support backing up and undo. */
+ char *_IO_save_base; /* Pointer to start of non-current get area. */
+ char *_IO_backup_base; /* Pointer to first valid character of backup area */
+ char *_IO_save_end; /* Pointer to end of non-current get area. */
+
+ struct _IO_marker *_markers;
+
+ struct _IO_FILE *_chain;
+
+ int _fileno;
+ int _flags2;
+ __off_t _old_offset; /* This used to be _offset but it's too small. */
+
+ /* 1+column number of pbase(); 0 is unknown. */
+ unsigned short _cur_column;
+ signed char _vtable_offset;
+ char _shortbuf[1];
+
+ _IO_lock_t *_lock;
+#ifdef _IO_USE_OLD_IO_FILE
+};
+
+struct _IO_FILE_complete
+{
+ struct _IO_FILE _file;
+#endif
+ __off64_t _offset;
+ /* Wide character stream stuff. */
+ struct _IO_codecvt *_codecvt;
+ struct _IO_wide_data *_wide_data;
+ struct _IO_FILE *_freeres_list;
+ void *_freeres_buf;
+ size_t __pad5;
+ int _mode;
+ /* Make sure we don't get into trouble again. */
+ char _unused2[15 * sizeof (int) - 4 * sizeof (void *) - sizeof (size_t)];
+};
+
+/* These macros are used by bits/stdio.h and internal headers. */
+#define __getc_unlocked_body(_fp) \
+ (__glibc_unlikely ((_fp)->_IO_read_ptr >= (_fp)->_IO_read_end) \
+ ? __uflow (_fp) : *(unsigned char *) (_fp)->_IO_read_ptr++)
+
+#define __putc_unlocked_body(_ch, _fp) \
+ (__glibc_unlikely ((_fp)->_IO_write_ptr >= (_fp)->_IO_write_end) \
+ ? __overflow (_fp, (unsigned char) (_ch)) \
+ : (unsigned char) (*(_fp)->_IO_write_ptr++ = (_ch)))
+
+#define _IO_EOF_SEEN 0x0010
+#define __feof_unlocked_body(_fp) (((_fp)->_flags & _IO_EOF_SEEN) != 0)
+
+#define _IO_ERR_SEEN 0x0020
+#define __ferror_unlocked_body(_fp) (((_fp)->_flags & _IO_ERR_SEEN) != 0)
+
+#define _IO_USER_LOCK 0x8000
+/* Many more flag bits are defined internally. */
+
+#endif