1 // -----------------------------------------------------------------------
2 // Copyright (C) 2006 - 2009 FRESCOR consortium partners:
4 // Universidad de Cantabria, SPAIN
5 // University of York, UK
6 // Scuola Superiore Sant'Anna, ITALY
7 // Kaiserslautern University, GERMANY
8 // Univ. Politécnica Valencia, SPAIN
9 // Czech Technical University in Prague, CZECH REPUBLIC
11 // Thales Communication S.A. FRANCE
12 // Visual Tools S.A. SPAIN
13 // Rapita Systems Ltd UK
16 // See http://www.frescor.org for a link to partners' websites
18 // FRESCOR project (FP6/2005/IST/5-034026) is funded
19 // in part by the European Union Sixth Framework Programme
20 // The European Union is not liable of any use that may be
24 // based on previous work (FSF) done in the FIRST project
26 // Copyright (C) 2005 Mälardalen University, SWEDEN
27 // Scuola Superiore S.Anna, ITALY
28 // Universidad de Cantabria, SPAIN
29 // University of York, UK
31 // FSF API web pages: http://marte.unican.es/fsf/docs
32 // http://shark.sssup.it/contrib/first/docs/
34 // This file is part of FOSA (Frsh Operating System Adaption)
36 // FOSA is free software; you can redistribute it and/or modify it
37 // under terms of the GNU General Public License as published by the
38 // Free Software Foundation; either version 2, or (at your option) any
39 // later version. FOSA is distributed in the hope that it will be
40 // useful, but WITHOUT ANY WARRANTY; without even the implied warranty
41 // of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
42 // General Public License for more details. You should have received a
43 // copy of the GNU General Public License along with FOSA; see file
44 // COPYING. If not, write to the Free Software Foundation, 675 Mass Ave,
45 // Cambridge, MA 02139, USA.
47 // As a special exception, including FOSA header files in a file,
48 // instantiating FOSA generics or templates, or linking other files
49 // with FOSA objects to produce an executable application, does not
50 // by itself cause the resulting executable application to be covered
51 // by the GNU General Public License. This exception does not
52 // however invalidate any other reasons why the executable file might be
53 // covered by the GNU Public License.
54 // -----------------------------------------------------------------------
55 //fosa_mutexes_and_condvars.h
56 //==============================================
57 // ******** ****** ******** **********
58 // **///// /** ** **////// /** /**
59 // ** /** ** /** /** /**
60 // ******* /** ** /********* /**********
61 // **//// /** ** ////////** /**//////**
62 // ** /** ** /** /** /**
63 // ** /** ** ******** /** /**
64 // // /******/ //////// // //
66 // FOSA(Frescor Operating System Adaptation layer)
67 //================================================
71 // header files from rtlinux
72 #include <rtl_mutex.h>
75 /*******************************************************
76 * Mutexes with priority ceiling
77 ******************************************************/
80 int fosa_mutex_init(frsh_mutex_t *mutex, int prioceiling){
81 pthread_mutexattr_t attr;
82 attr.prioceiling=prioceiling;
83 return pthread_mutex_init(mutex, &attr);
86 int fosa_mutex_destroy(frsh_mutex_t *mutex){
87 return pthread_mutex_destroy(mutex);
90 int fosa_mutex_set_prioceiling (frsh_mutex_t *mutex,
93 return pthread_mutex_setprioceiling(mutex, new_ceiling, old_ceiling);
96 int fosa_mutex_get_prioceiling(const frsh_mutex_t *mutex, int *ceiling){
97 return pthread_mutex_getprioceiling(mutex, ceiling);
100 int fosa_mutex_lock(frsh_mutex_t *mutex){
101 return pthread_mutex_lock(mutex);
104 int fosa_mutex_trylock(frsh_mutex_t *mutex){
105 return pthread_mutex_trylock(mutex);
108 int fosa_mutex_unlock(frsh_mutex_t *mutex){
109 return pthread_mutex_unlock(mutex);
112 /**********************
113 * Condition variables
114 *********************/
116 int fosa_cond_init(fosa_cond_t *cond){
117 return pthread_cond_init(cond, NULL);
120 int fosa_cond_destroy(fosa_cond_t *cond){
121 return pthread_cond_destroy(cond);
124 int fosa_cond_signal(fosa_cond_t *cond){
125 return pthread_cond_signal(cond);
128 int fosa_cond_broadcast(fosa_cond_t *cond){
129 return pthread_cond_broadcast(cond);
132 int fosa_cond_wait(fosa_cond_t *cond, frsh_mutex_t *mutex){
133 return pthread_cond_wait(cond, mutex);
136 int fosa_cond_timedwait(fosa_cond_t *cond,
138 const struct timespec *abstime){
139 return pthread_cond_timedwait(cond, mutex, abstime);