diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/bits/uio-ext.h')
| -rw-r--r-- | sysdeps/unix/sysv/linux/bits/uio-ext.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/bits/uio-ext.h b/sysdeps/unix/sysv/linux/bits/uio-ext.h new file mode 100644 index 0000000000..8698bc1200 --- /dev/null +++ b/sysdeps/unix/sysv/linux/bits/uio-ext.h @@ -0,0 +1,53 @@ +/* Operating system-specific extensions to sys/uio.h - Linux version. + Copyright (C) 1996-2018 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 _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 */ |