| xf.li | bdd93d5 | 2023-05-12 07:10:14 -0700 | [diff] [blame^] | 1 | /* Copyright (C) 1998-2016 Free Software Foundation, Inc. |
| 2 | This file is part of the GNU C Library. |
| 3 | |
| 4 | The GNU C Library is free software; you can redistribute it and/or |
| 5 | modify it under the terms of the GNU Lesser General Public |
| 6 | License as published by the Free Software Foundation; either |
| 7 | version 2.1 of the License, or (at your option) any later version. |
| 8 | |
| 9 | The GNU C Library is distributed in the hope that it will be useful, |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 12 | Lesser General Public License for more details. |
| 13 | |
| 14 | You should have received a copy of the GNU Lesser General Public |
| 15 | License along with the GNU C Library; if not, see |
| 16 | <http://www.gnu.org/licenses/>. */ |
| 17 | |
| 18 | #ifndef _STROPTS_H |
| 19 | #define _STROPTS_H 1 |
| 20 | |
| 21 | #include <features.h> |
| 22 | #include <bits/types.h> |
| 23 | #include <bits/xtitypes.h> |
| 24 | |
| 25 | #ifndef __gid_t_defined |
| 26 | typedef __gid_t gid_t; |
| 27 | # define __gid_t_defined |
| 28 | #endif |
| 29 | |
| 30 | #ifndef __uid_t_defined |
| 31 | typedef __uid_t uid_t; |
| 32 | # define __uid_t_defined |
| 33 | #endif |
| 34 | |
| 35 | typedef __t_scalar_t t_scalar_t; |
| 36 | typedef __t_uscalar_t t_uscalar_t; |
| 37 | |
| 38 | /* Get system specific constants. */ |
| 39 | #include <bits/stropts.h> |
| 40 | |
| 41 | |
| 42 | __BEGIN_DECLS |
| 43 | |
| 44 | /* Test whether FILDES is associated with a STREAM-based file. */ |
| 45 | extern int isastream (int __fildes) __THROW; |
| 46 | |
| 47 | /* Receive next message from a STREAMS file. |
| 48 | |
| 49 | This function is a cancellation point and therefore not marked with |
| 50 | __THROW. */ |
| 51 | extern int getmsg (int __fildes, struct strbuf *__restrict __ctlptr, |
| 52 | struct strbuf *__restrict __dataptr, |
| 53 | int *__restrict __flagsp); |
| 54 | |
| 55 | /* Receive next message from a STREAMS file, with *FLAGSP allowing to |
| 56 | control which message. |
| 57 | |
| 58 | This function is a cancellation point and therefore not marked with |
| 59 | __THROW. */ |
| 60 | extern int getpmsg (int __fildes, struct strbuf *__restrict __ctlptr, |
| 61 | struct strbuf *__restrict __dataptr, |
| 62 | int *__restrict __bandp, int *__restrict __flagsp); |
| 63 | |
| 64 | /* Perform the I/O control operation specified by REQUEST on FD. |
| 65 | One argument may follow; its presence and type depend on REQUEST. |
| 66 | Return value depends on REQUEST. Usually -1 indicates error. */ |
| 67 | extern int ioctl (int __fd, unsigned long int __request, ...) __THROW; |
| 68 | |
| 69 | /* Send a message on a STREAM. |
| 70 | |
| 71 | This function is a cancellation point and therefore not marked with |
| 72 | __THROW. */ |
| 73 | extern int putmsg (int __fildes, const struct strbuf *__ctlptr, |
| 74 | const struct strbuf *__dataptr, int __flags); |
| 75 | |
| 76 | /* Send a message on a STREAM to the BAND. |
| 77 | |
| 78 | This function is a cancellation point and therefore not marked with |
| 79 | __THROW. */ |
| 80 | extern int putpmsg (int __fildes, const struct strbuf *__ctlptr, |
| 81 | const struct strbuf *__dataptr, int __band, int __flags); |
| 82 | |
| 83 | /* Attach a STREAMS-based file descriptor FILDES to a file PATH in the |
| 84 | file system name space. */ |
| 85 | extern int fattach (int __fildes, const char *__path) __THROW; |
| 86 | |
| 87 | /* Detach a name PATH from a STREAMS-based file descriptor. */ |
| 88 | extern int fdetach (const char *__path) __THROW; |
| 89 | |
| 90 | __END_DECLS |
| 91 | |
| 92 | #endif /* stropts.h */ |