From d0ebdc54d42f9985e2316f8db58b3e6c65582f66 Mon Sep 17 00:00:00 2001 From: lihui Date: Tue, 24 Mar 2020 18:59:31 +0800 Subject: fix return type error of rt_strcasecmp: rt_uint32_t to rt_int32_t Signed-off-by: lihui --- include/rtthread.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include/rtthread.h') diff --git a/include/rtthread.h b/include/rtthread.h index 92cdf012b2..70d4f38896 100644 --- a/include/rtthread.h +++ b/include/rtthread.h @@ -554,7 +554,7 @@ rt_int32_t rt_sscanf(const char *buf, const char *fmt, ...); char *rt_strncpy(char *dest, const char *src, rt_ubase_t n); void *rt_memmove(void *dest, const void *src, rt_ubase_t n); rt_int32_t rt_memcmp(const void *cs, const void *ct, rt_ubase_t count); -rt_uint32_t rt_strcasecmp(const char *a, const char *b); +rt_int32_t rt_strcasecmp(const char *a, const char *b); void rt_show_version(void); -- cgit v1.3.1 From b1eb3943a3ab1e4b39574d01eb98480afabb29d1 Mon Sep 17 00:00:00 2001 From: Bernard Xiong Date: Fri, 10 Apr 2020 00:01:58 +0800 Subject: [Kernel] Add rt_object_get_length/rt_object_get_pointers APIs. --- include/rtthread.h | 3 ++ src/object.c | 87 +++++++++++++++++++++++++++++++++++++++++++++++------- 2 files changed, 79 insertions(+), 11 deletions(-) (limited to 'include/rtthread.h') diff --git a/include/rtthread.h b/include/rtthread.h index 70d4f38896..a76601a3bf 100644 --- a/include/rtthread.h +++ b/include/rtthread.h @@ -41,6 +41,9 @@ extern "C" { void rt_system_object_init(void); struct rt_object_information * rt_object_get_information(enum rt_object_class_type type); +int rt_object_get_length(enum rt_object_class_type type); +int rt_object_get_pointers(enum rt_object_class_type type, rt_object_t *pointers, int maxlen); + void rt_object_init(struct rt_object *object, enum rt_object_class_type type, const char *name); diff --git a/src/object.c b/src/object.c index 4ee2f6a1a1..62d70816dc 100644 --- a/src/object.c +++ b/src/object.c @@ -212,7 +212,9 @@ void rt_system_object_init(void) /** * This function will return the specified type of object information. * - * @param type the type of object + * @param type the type of object, which can be + * RT_Object_Class_Thread/Semaphore/Mutex... etc + * * @return the object type information or RT_NULL */ struct rt_object_information * @@ -227,6 +229,75 @@ rt_object_get_information(enum rt_object_class_type type) } RTM_EXPORT(rt_object_get_information); +/** + * This function will return the length of object list in object container. + * + * @param type the type of object, which can be + * RT_Object_Class_Thread/Semaphore/Mutex... etc + * @return the length of object list + */ +int rt_object_get_length(enum rt_object_class_type type) +{ + int count = 0; + rt_ubase_t level; + struct rt_list_node *node = RT_NULL; + struct rt_object_information *information = RT_NULL; + + information = rt_object_get_information((enum rt_object_class_type)type); + if (information == RT_NULL) return 0; + + level = rt_hw_interrupt_disable(); + /* get the count of objects */ + rt_list_for_each(node, &(information->object_list)) + { + count ++; + } + rt_hw_interrupt_enable(level); + + return count; +} +RTM_EXPORT(rt_object_get_length); + +/** + * This function will copy the object pointer of the specified type, + * with the maximum size specified by maxlen. + * + * @param type the type of object, which can be + * RT_Object_Class_Thread/Semaphore/Mutex... etc + * @param pointers the pointers will be saved to + * @param maxlen the maximum number of pointers can be saved + * + * @return the copied number of object pointers + */ +int rt_object_get_pointers(enum rt_object_class_type type, rt_object_t *pointers, int maxlen) +{ + int index = 0; + rt_ubase_t level; + + struct rt_object *object; + struct rt_list_node *node = RT_NULL; + struct rt_object_information *information = RT_NULL; + + if (maxlen <= 0) return 0; + + information = rt_object_get_information((enum rt_object_class_type)type); + if (information == RT_NULL) return 0; + + level = rt_hw_interrupt_disable(); + /* retrieve pointer of object */ + rt_list_for_each(node, &(information->object_list)) + { + object = rt_list_entry(node, struct rt_object, list); + + pointers[index] = object; + index ++; + } + rt_hw_interrupt_enable(level); + + return index; +} +RTM_EXPORT(rt_object_get_pointers); + /** * This function will initialize an object and add it to object system * management. @@ -482,9 +553,10 @@ rt_object_t rt_object_find(const char *name, rt_uint8_t type) struct rt_list_node *node = RT_NULL; struct rt_object_information *information = RT_NULL; + information = rt_object_get_information((enum rt_object_class_type)type); + /* parameter check */ - if ((name == RT_NULL) || (type > RT_Object_Class_Unknown)) - return RT_NULL; + if ((name == RT_NULL) || (information == RT_NULL)) return RT_NULL; /* which is invoke in interrupt status */ RT_DEBUG_NOT_IN_INTERRUPT; @@ -493,14 +565,7 @@ rt_object_t rt_object_find(const char *name, rt_uint8_t type) rt_enter_critical(); /* try to find object */ - if (information == RT_NULL) - { - information = rt_object_get_information((enum rt_object_class_type)type); - RT_ASSERT(information != RT_NULL); - } - for (node = information->object_list.next; - node != &(information->object_list); - node = node->next) + rt_list_for_each(node, &(information->object_list)) { object = rt_list_entry(node, struct rt_object, list); if (rt_strncmp(object->name, name, RT_NAME_MAX) == 0) -- cgit v1.3.1