| [d73d992] | 1 | /*
|
|---|
| 2 | * Copyright (c) 2006 Ondrej Palkovsky
|
|---|
| 3 | * All rights reserved.
|
|---|
| 4 | *
|
|---|
| 5 | * Redistribution and use in source and binary forms, with or without
|
|---|
| 6 | * modification, are permitted provided that the following conditions
|
|---|
| 7 | * are met:
|
|---|
| 8 | *
|
|---|
| 9 | * - Redistributions of source code must retain the above copyright
|
|---|
| 10 | * notice, this list of conditions and the following disclaimer.
|
|---|
| 11 | * - Redistributions in binary form must reproduce the above copyright
|
|---|
| 12 | * notice, this list of conditions and the following disclaimer in the
|
|---|
| 13 | * documentation and/or other materials provided with the distribution.
|
|---|
| 14 | * - The name of the author may not be used to endorse or promote products
|
|---|
| 15 | * derived from this software without specific prior written permission.
|
|---|
| 16 | *
|
|---|
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
|---|
| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
|---|
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
|---|
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
|---|
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
|---|
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
|---|
| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
|---|
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|---|
| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
|---|
| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|---|
| 27 | */
|
|---|
| 28 |
|
|---|
| 29 | #ifndef LIBC_PRIVATE_FIBRIL_H_
|
|---|
| 30 | #define LIBC_PRIVATE_FIBRIL_H_
|
|---|
| 31 |
|
|---|
| 32 | #include <adt/list.h>
|
|---|
| 33 | #include <context.h>
|
|---|
| [0b05082] | 34 | #include <tls.h>
|
|---|
| [d73d992] | 35 | #include <abi/proc/uarg.h>
|
|---|
| 36 | #include <atomic.h>
|
|---|
| 37 | #include <futex.h>
|
|---|
| 38 |
|
|---|
| 39 | struct fibril {
|
|---|
| 40 | // XXX: The first two fields must not move (for taskdump).
|
|---|
| 41 | link_t all_link;
|
|---|
| 42 | context_t ctx;
|
|---|
| 43 |
|
|---|
| [514d561] | 44 | uspace_arg_t uarg;
|
|---|
| [d73d992] | 45 | link_t link;
|
|---|
| 46 | void *stack;
|
|---|
| [514d561] | 47 | size_t stack_size;
|
|---|
| [d73d992] | 48 | void *arg;
|
|---|
| 49 | errno_t (*func)(void *);
|
|---|
| 50 | tcb_t *tcb;
|
|---|
| 51 |
|
|---|
| 52 | fibril_t *clean_after_me;
|
|---|
| 53 | errno_t retval;
|
|---|
| 54 |
|
|---|
| [514d561] | 55 | fibril_t *thread_ctx;
|
|---|
| [d73d992] | 56 |
|
|---|
| [514d561] | 57 | bool is_running : 1;
|
|---|
| [d73d992] | 58 | bool is_writer : 1;
|
|---|
| [40abf56a] | 59 | /* In some places, we use fibril structs that can't be freed. */
|
|---|
| 60 | bool is_freeable : 1;
|
|---|
| [d73d992] | 61 |
|
|---|
| [514d561] | 62 | /* Debugging stuff. */
|
|---|
| [2965d18] | 63 | int rmutex_locks;
|
|---|
| [514d561] | 64 | fibril_owner_info_t *waits_for;
|
|---|
| 65 | fibril_event_t *sleep_event;
|
|---|
| 66 | };
|
|---|
| [d73d992] | 67 |
|
|---|
| [40abf56a] | 68 | extern fibril_t *fibril_alloc(void);
|
|---|
| 69 | extern void fibril_setup(fibril_t *);
|
|---|
| [514d561] | 70 | extern void fibril_teardown(fibril_t *f);
|
|---|
| [d73d992] | 71 | extern fibril_t *fibril_self(void);
|
|---|
| 72 |
|
|---|
| [514d561] | 73 | extern void __fibrils_init(void);
|
|---|
| 74 |
|
|---|
| [d73d992] | 75 | #endif
|
|---|
