diff options
Diffstat (limited to 'sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/uio.h')
-rw-r--r-- | sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/uio.h | 93 |
1 files changed, 93 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/uio.h b/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/uio.h new file mode 100644 index 0000000000..0855d4e177 --- /dev/null +++ b/sysdeps/unix/sysv/solaris2/kopensolaris-gnu/bits/uio.h @@ -0,0 +1,93 @@ +/* Copyright (C) 1996, 1997, 2008 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, write to the Free + Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA + 02111-1307 USA. */ + + +#if !defined _SYS_UIO_H && !defined _FCNTL_H +# error "Never include <bits/uio.h> directly; use <sys/uio.h> instead." +#endif + +#ifndef _BITS_UIO_H +#define _BITS_UIO_H 1 + +#include <bits/types.h> + +/* Maximum number of iovec's that can be processed in a single call. */ +#define UIO_MAXIOV 16 + +/* `struct iovec' -- Structure describing a section of memory. */ + +struct iovec { + /* Starting address. */ + __ptr_t iov_base; + /* Length in bytes. */ + size_t iov_len; +}; + +typedef struct iovec iovec_t; + +#ifdef __USE_MISC + +typedef enum uio_seg + { + UIO_USERSPACE, + UIO_SYSSPACE, + UIO_USERISPACE + } uio_seg_t; + +typedef struct uio + { + iovec_t *uio_iov; + int uio_iovcnt; + lloff_t _uio_offset; + uio_seg_t uio_segflg; + __uint16_t uio_fmode; + __uint16_t uio_extflg; + lloff_t _uio_limit; + ssize_t uio_resid; + } uio_t; + +typedef struct uioa_page_s + { + int uioa_pfncnt; + void **uioa_ppp; + caddr_t uioa_base; + size_t uioa_len; + } uioa_page_t; + +#define UIOA_IOV_MAX 16 + +typedef struct uioa_s + { + iovec_t *uio_iov; + int uio_iovcnt; + lloff_t _uio_offset; + uio_seg_t uio_segflg; + uint16_t uio_fmode; + uint16_t uio_extflg; + lloff_t _uio_limit; + ssize_t uio_resid; + uint32_t uioa_state; + uioa_page_t *uioa_lcur; + void **uioa_lppp; + void *uioa_hwst[4]; + uioa_page_t uioa_locked[UIOA_IOV_MAX]; + } uioa_t; + +#endif + +#endif /* _SYS_UIO_H */ |