Merge branch 'master' of https://github.com/bhgv/Inferno-OS-bhgv

1 files changed, 244 insertions, 0 deletions

diff --git a/libiot/pthread/attr.c b/libiot/pthread/attr.c
new file mode 100644
index 0000000..fe5c2a6
--- /dev/null
+++ b/libiot/pthread/attr.c
@@ -0,0 +1,244 @@
+/*
+ * Copyright (C) 2015 - 2018, IBEROXARXA SERVICIOS INTEGRALES, S.L.
+ * Copyright (C) 2015 - 2018, Jaume Olivé Petrus (jolive@whitecatboard.org)
+ *
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ *       notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above copyright
+ *       notice, this list of conditions and the following disclaimer in the
+ *       documentation and/or other materials provided with the distribution.
+ *     * Neither the name of the <organization> nor the
+ *       names of its contributors may be used to endorse or promote products
+ *       derived from this software without specific prior written permission.
+ *     * The WHITECAT logotype cannot be changed, you can remove it, but you
+ *       cannot change it in any way. The WHITECAT logotype is:
+ *
+ *          /\       /\
+ *         /  \_____/  \
+ *        /_____________\
+ *        W H I T E C A T
+ *
+ *     * Redistributions in binary form must retain all copyright notices printed
+ *       to any local or remote output device. This include any reference to
+ *       Lua RTOS, whitecatboard.org, Lua, and other copyright notices that may
+ *       appear in the future.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ * DISCLAIMED. IN NO EVENT SHALL <COPYRIGHT HOLDER> BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
+ * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
+ * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Lua RTOS pthread implementation for FreeRTOS
+ *
+ */
+
+#include "_pthread.h"
+
+int pthread_attr_init(pthread_attr_t *attr) {
+	if (!attr) {
+		return EINVAL;
+	}
+
+	attr->is_initialized = 1;
+
+	attr->stacksize = (CONFIG_LUA_RTOS_LUA_THREAD_STACK_SIZE >= PTHREAD_STACK_MIN?CONFIG_LUA_RTOS_LUA_THREAD_STACK_SIZE:PTHREAD_STACK_MIN);
+
+    attr->schedparam.initial_state = PTHREAD_INITIAL_STATE_RUN;
+    attr->schedparam.sched_priority = CONFIG_LUA_RTOS_LUA_TASK_PRIORITY;
+	attr->schedparam.affinityset = CPU_INITIALIZER; // No affinity
+	attr->init_func = NULL;
+	attr->detachstate = PTHREAD_CREATE_JOINABLE;
+
+    return 0;
+}
+
+int pthread_attr_destroy(pthread_attr_t *attr) {
+	if (!attr) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+	return 0;
+}
+
+int pthread_attr_setstacksize(pthread_attr_t *attr, size_t stacksize) {
+	if (!attr) {
+		return EINVAL;
+	}
+
+    if (stacksize < PTHREAD_STACK_MIN) {
+        return EINVAL;
+    }
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+    attr->stacksize = stacksize;
+    
+    return 0;
+}
+
+int pthread_attr_getstacksize(const pthread_attr_t *attr, size_t *stacksize) {
+	if (!attr || !stacksize) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+    *stacksize = attr->stacksize;
+    
+    return 0;
+}
+
+int pthread_attr_setschedparam(pthread_attr_t *attr, const struct sched_param *param) {
+	if (!attr || !param) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+	if ((param->sched_priority > configMAX_PRIORITIES - 1) || (param->sched_priority < 1)) {
+        return EINVAL;
+    }
+
+    attr->schedparam.sched_priority = param->sched_priority;
+
+    return 0;
+}
+
+int pthread_attr_getschedparam(const pthread_attr_t *attr, struct sched_param *param) {
+	if (!attr || !param) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+	param->sched_priority = attr->schedparam.sched_priority;
+
+	return 0;
+}
+
+int pthread_attr_setdetachstate(pthread_attr_t *attr, int detachstate) {
+	if (!attr) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+	if ((detachstate != PTHREAD_CREATE_DETACHED) && (detachstate != PTHREAD_CREATE_JOINABLE)) {
+		return EINVAL;
+	}
+
+	attr->detachstate = detachstate;
+
+    return 0;
+}
+
+int pthread_attr_getdetachstate(const pthread_attr_t *attr, int *detachstate) {
+	if (!attr || !detachstate) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+	*detachstate = attr->detachstate;
+
+	return 0;
+}
+
+int pthread_setcancelstate(int state, int *oldstate) {
+    return 0;
+}
+
+int pthread_attr_setaffinity_np(pthread_attr_t *attr, size_t cpusetsize, const cpu_set_t *cpuset) {
+	if (!attr || !cpuset) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+	if ((*cpuset < 0) || (*cpuset > portNUM_PROCESSORS)) {
+		return EINVAL;
+	}
+
+	attr->schedparam.affinityset = *cpuset;
+
+	return 0;
+}
+
+int pthread_attr_getaffinity_np(const pthread_attr_t *attr, size_t cpusetsize, cpu_set_t *cpuset) {
+	if (!attr || !cpuset) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+	if ((*cpuset < 0) || (*cpuset > portNUM_PROCESSORS)) {
+		return EINVAL;
+	}
+
+	*cpuset = attr->schedparam.affinityset;
+
+	return 0;
+}
+
+int pthread_attr_setinitialstate_np(pthread_attr_t *attr, int initial_state) {
+	if (!attr) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+    if ((initial_state != PTHREAD_INITIAL_STATE_RUN) && (initial_state != PTHREAD_INITIAL_STATE_SUSPEND)) {
+        return EINVAL;
+    }
+
+    attr->schedparam.initial_state = initial_state;
+
+    return 0;
+}
+
+int pthread_attr_setinitfunc_np(pthread_attr_t *attr, void (*init_routine)(void *)) {
+	if (!attr || !init_routine) {
+		return EINVAL;
+	}
+
+	if (!attr->is_initialized) {
+		return EINVAL;
+	}
+
+    attr->init_func = init_routine;
+
+    return 0;
+}