5b51d50ade
1. effective "Differential Upgrade" patch algorithm with high compression rate 2. effective recovery algorithm support recovery firmware in blocks which has low memory consumption and wear-leveling strategies, especially suitable for embeded devices with low RAM. 3. add sample ota bootloader project, see: board\TencentOS_tiny_EVB_MX_Plus\KEIL\ota\ota_bootloader_recovery 4. add sample application project for download firmware through http, see: board\TencentOS_tiny_EVB_MX_Plus\KEIL\ota\ota_application_download_through_http 5. add sample application project for download firmware through qcloud explorer console, see: board\TencentOS_tiny_EVB_MX_Plus\KEIL\ota\ota_application_download_through_qcloud_iot_explorer 6. an OTA markdown document is pending
160 lines
5.6 KiB
C
160 lines
5.6 KiB
C
/*----------------------------------------------------------------------------
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* Tencent is pleased to support the open source community by making TencentOS
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* available.
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*
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* Copyright (C) 2019 THL A29 Limited, a Tencent company. All rights reserved.
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* If you have downloaded a copy of the TencentOS binary from Tencent, please
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* note that the TencentOS binary is licensed under the BSD 3-Clause License.
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*
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* If you have downloaded a copy of the TencentOS source code from Tencent,
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* please note that TencentOS source code is licensed under the BSD 3-Clause
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* License, except for the third-party components listed below which are
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* subject to different license terms. Your integration of TencentOS into your
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* own projects may require compliance with the BSD 3-Clause License, as well
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* as the other licenses applicable to the third-party components included
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* within TencentOS.
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*---------------------------------------------------------------------------*/
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#ifndef _TOS_MAIL_QUEUE_H_
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#define _TOS_MAIL_QUEUE_H_
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__CDECLS_BEGIN
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#if TOS_CFG_MAIL_QUEUE_EN > 0u
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typedef struct k_mail_queue_st {
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knl_obj_t knl_obj;
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pend_obj_t pend_obj;
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k_ring_q_t ring_q;
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} k_mail_q_t;
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/**
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* @brief Create a mail queue.
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* create a mail queue.
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*
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* @attention a MAIL is a buffer with a certain size.
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*
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* @param[in] mail_q pointer to the handler of the mail queue.
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* @param[in] pool pool buffer of the mail queue.
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* @param[in] mail_cnt mail count of the mail queue.
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* @param[in] mail_size size of each mail in the mail queue.
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*
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* @return errcode
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* @retval #K_ERR_NONE return successfully.
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*/
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__API__ k_err_t tos_mail_q_create(k_mail_q_t *mail_q, void *pool, size_t mail_cnt, size_t mail_size);
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/**
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* @brief Destroy a mail queue.
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* destroy a mail queue.
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*
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* @attention None
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*
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* @param[in] mail_q pointer to the handler of the mail queue.
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*
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* @return errcode
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* @retval #K_ERR_NONE return successfully.
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*/
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__API__ k_err_t tos_mail_q_destroy(k_mail_q_t *mail_q);
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/**
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* @brief Create a mail queue with dynamic allocated pool.
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* create a mail queue with dynamic allocated pool.
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*
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* @attention a MAIL is a buffer with a certain size.
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*
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* @param[in] mail_q pointer to the handler of the mail queue.
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* @param[in] mail_cnt mail count of the mail queue.
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* @param[in] mail_size size of each mail in the mail queue.
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*
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* @return errcode
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* @retval #K_ERR_NONE return successfully.
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*/
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__API__ k_err_t tos_mail_q_create_dyn(k_mail_q_t *mail_q, size_t mail_cnt, size_t mail_size);
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/**
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* @brief Destroy a mail queue with dynamic allocated pool.
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* destroy a mail queue with dynamic allocated pool.
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*
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* @attention None
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*
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* @param[in] mail_q pointer to the handler of the mail queue.
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*
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* @return errcode
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* @retval #K_ERR_NONE return successfully.
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*/
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__API__ k_err_t tos_mail_q_destroy_dyn(k_mail_q_t *mail_q);
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/**
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* @brief Flush the mail queue.
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* flush the mail queue.
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*
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* @attention None
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*
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* @param[in] mail_q pointer to the handler of the mail queue.
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*
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* @return errcode
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* @retval #K_ERR_NONE return successfully.
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*/
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__API__ k_err_t tos_mail_q_flush(k_mail_q_t *mail_q);
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/**
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* @brief Pend a mail queue.
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* pend a mail queue.
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*
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* @attention we WILL perform a memcpy when mail_buf is received(a MAIL is a buffer with a certain size).
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*
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* @param[in] mail_q pointer to the handler of the mail queue.
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* @param[OUT] mail_buf a pointer to the mail buffer we wanna receive.
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* @param[OUT] mail_size size of the mail buffer received(should be consistent with the mail_size passed to tos_mail_q_create).
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* @param[in] timeout how much time(in k_tick_t) we would like to wait.
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*
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* @return errcode
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* @retval #K_ERR_PEND_NOWAIT we get nothing, and we don't wanna wait.
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* @retval #K_ERR_PEND_SCHED_LOCKED we can wait, but scheduler is locked.
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* @retval #K_ERR_PEND_TIMEOUT the time we wait is up, we get nothing.
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* @retval #K_ERR_PEND_DESTROY the queue we are pending is destroyed.
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* @retval #K_ERR_NONE return successfully.
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*/
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__API__ k_err_t tos_mail_q_pend(k_mail_q_t *mail_q, void *mail_buf, size_t *mail_size, k_tick_t timeout);
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/**
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* @brief Post a mail queue.
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* post a mail queue and wakeup one pending task.
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*
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* @attention when tos_mail_q_post return successfully, only one task who are waitting for the mail queue will be woken up.
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*
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* @param[in] mail_q pointer to the handler of the mail queue.
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* @param[in] mail_buf the mail to post(a MAIL is a buffer).
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* @param[in] mail_size the size of the mail to post(a MAIL is just a buffer).
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*
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* @return errcode
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* @retval #K_ERR_RING_Q_FULL the mail queue is full.
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* @retval #K_ERR_NONE return successfully.
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*/
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__API__ k_err_t tos_mail_q_post(k_mail_q_t *mail_q, void *mail_buf, size_t mail_size);
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/**
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* @brief Post a mail queue.
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* post a mail queue and wakeup all the pending task.
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*
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* @attention when tos_mail_q_post_all return successfully, all of the tasks who are waitting for the message queue will be woken up.
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*
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* @param[in] mail_q pointer to the handler of the mail queue.
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* @param[in] mail_buf the mail to post(a MAIL is a buffer).
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* @param[in] mail_size the size of the mail to post(a MAIL is just a buffer).
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*
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* @return errcode
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* @retval #K_ERR_RING_Q_FULL the mail queue is full.
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* @retval #K_ERR_NONE return successfully.
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*/
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__API__ k_err_t tos_mail_q_post_all(k_mail_q_t *mail_q, void *mail_buf, size_t mail_size);
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#endif
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__CDECLS_END
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#endif /* _TOS_MAIL_QUEUE_H_ */
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