| /* Operating system-specific extensions to sys/uio.h - Linux version. |
| Copyright (C) 1996-2021 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 |
| <https://www.gnu.org/licenses/>. */ |
| |
| #ifndef _BITS_UIO_EXT_H |
| #define _BITS_UIO_EXT_H 1 |
| |
| #ifndef _SYS_UIO_H |
| # error "Never include <bits/uio-ext.h> directly; use <sys/uio.h> instead." |
| #endif |
| |
| __BEGIN_DECLS |
| |
| /* Read from another process' address space. */ |
| extern ssize_t process_vm_readv (pid_t __pid, const struct iovec *__lvec, |
| unsigned long int __liovcnt, |
| const struct iovec *__rvec, |
| unsigned long int __riovcnt, |
| unsigned long int __flags) |
| __THROW; |
| |
| /* Write to another process' address space. */ |
| extern ssize_t process_vm_writev (pid_t __pid, const struct iovec *__lvec, |
| unsigned long int __liovcnt, |
| const struct iovec *__rvec, |
| unsigned long int __riovcnt, |
| unsigned long int __flags) |
| __THROW; |
| |
| /* Flags for preadv2/pwritev2. */ |
| #define RWF_HIPRI 0x00000001 /* High priority request. */ |
| #define RWF_DSYNC 0x00000002 /* per-IO O_DSYNC. */ |
| #define RWF_SYNC 0x00000004 /* per-IO O_SYNC. */ |
| #define RWF_NOWAIT 0x00000008 /* per-IO nonblocking mode. */ |
| #define RWF_APPEND 0x00000010 /* per-IO O_APPEND. */ |
| |
| __END_DECLS |
| |
| #endif /* bits/uio-ext.h */ |
