init project

Signed-off-by: a1012112796 <1012112796@qq.com>

rt-thread/components/libc/posix/pthreads/pthread_attr.c

@@ -0,0 +1,227 @@
+/*
+ * Copyright (c) 2006-2021, RT-Thread Development Team
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ * Change Logs:
+ * Date           Author       Notes
+ * 2010-10-26     Bernard      the first version
+ */
+
+#include <rtthread.h>
+#include "pthread.h"
+#include "sched.h"
+#include <string.h>
+
+#define DEFAULT_STACK_SIZE  2048
+#define DEFAULT_PRIORITY    (RT_THREAD_PRIORITY_MAX/2 + RT_THREAD_PRIORITY_MAX/4)
+
+const pthread_attr_t pthread_default_attr =
+{
+    0,                          /* stack base */
+    DEFAULT_STACK_SIZE,         /* stack size */
+
+    PTHREAD_INHERIT_SCHED,      /* Inherit parent prio/policy */
+    SCHED_FIFO,                 /* scheduler policy */
+    {
+        DEFAULT_PRIORITY,       /* scheduler priority */
+    },
+    PTHREAD_CREATE_JOINABLE,    /* detach state */
+};
+
+int pthread_attr_init(pthread_attr_t *attr)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    *attr = pthread_default_attr;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_init);
+
+int pthread_attr_destroy(pthread_attr_t *attr)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    memset(attr, 0, sizeof(pthread_attr_t));
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_destroy);
+
+int pthread_attr_setdetachstate(pthread_attr_t *attr, int state)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    if (state != PTHREAD_CREATE_JOINABLE && state != PTHREAD_CREATE_DETACHED)
+        return EINVAL;
+
+    attr->detachstate = state;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_setdetachstate);
+
+int pthread_attr_getdetachstate(pthread_attr_t const *attr, int *state)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    *state = (int)attr->detachstate;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_getdetachstate);
+
+int pthread_attr_setschedpolicy(pthread_attr_t *attr, int policy)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    attr->schedpolicy = policy;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_setschedpolicy);
+
+int pthread_attr_getschedpolicy(pthread_attr_t const *attr, int *policy)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    *policy = (int)attr->schedpolicy;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_getschedpolicy);
+
+int pthread_attr_setschedparam(pthread_attr_t           *attr,
+                               struct sched_param const *param)
+{
+    RT_ASSERT(attr != RT_NULL);
+    RT_ASSERT(param != RT_NULL);
+
+    attr->schedparam.sched_priority = param->sched_priority;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_setschedparam);
+
+int pthread_attr_getschedparam(pthread_attr_t const *attr,
+                               struct sched_param   *param)
+{
+    RT_ASSERT(attr != RT_NULL);
+    RT_ASSERT(param != RT_NULL);
+
+    param->sched_priority = attr->schedparam.sched_priority;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_getschedparam);
+
+int pthread_attr_setstacksize(pthread_attr_t *attr, size_t stack_size)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    attr->stacksize = stack_size;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_setstacksize);
+
+int pthread_attr_getstacksize(pthread_attr_t const *attr, size_t *stack_size)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    *stack_size = attr->stacksize;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_getstacksize);
+
+int pthread_attr_setstackaddr(pthread_attr_t *attr, void *stack_addr)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    return EOPNOTSUPP;
+}
+RTM_EXPORT(pthread_attr_setstackaddr);
+
+int pthread_attr_getstackaddr(pthread_attr_t const *attr, void **stack_addr)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    return EOPNOTSUPP;
+}
+RTM_EXPORT(pthread_attr_getstackaddr);
+
+int pthread_attr_setstack(pthread_attr_t *attr,
+                          void           *stack_base,
+                          size_t          stack_size)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    attr->stackaddr = stack_base;
+    attr->stacksize = RT_ALIGN_DOWN(stack_size, RT_ALIGN_SIZE);
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_setstack);
+
+int pthread_attr_getstack(pthread_attr_t const *attr,
+                          void                **stack_base,
+                          size_t               *stack_size)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    *stack_base = attr->stackaddr;
+    *stack_size = attr->stacksize;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_getstack);
+
+int pthread_attr_setguardsize(pthread_attr_t *attr, size_t guard_size)
+{
+    return EOPNOTSUPP;
+}
+
+int pthread_attr_getguardsize(pthread_attr_t const *attr, size_t *guard_size)
+{
+    return EOPNOTSUPP;
+}
+RTM_EXPORT(pthread_attr_getguardsize);
+
+int pthread_attr_setinheritsched(pthread_attr_t *attr, int inheritsched)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    attr->inheritsched = inheritsched;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_setinheritsched);
+
+int pthread_attr_getinheritsched(const pthread_attr_t *attr, int *inheritsched)
+{
+    RT_ASSERT(attr != RT_NULL);
+
+    *inheritsched = attr->inheritsched;
+
+    return 0;
+}
+RTM_EXPORT(pthread_attr_getinheritsched);
+
+int pthread_attr_setscope(pthread_attr_t *attr, int scope)
+{
+    if (scope == PTHREAD_SCOPE_SYSTEM)
+        return 0;
+    if (scope == PTHREAD_SCOPE_PROCESS)
+        return EOPNOTSUPP;
+
+    return EINVAL;
+}
+RTM_EXPORT(pthread_attr_setscope);
+
+int pthread_attr_getscope(pthread_attr_t const *attr, int *scope)
+{
+    return PTHREAD_SCOPE_SYSTEM;
+}
+RTM_EXPORT(pthread_attr_getscope);