/**************************************************************************/ /* */ /* Copyright (c) Microsoft Corporation. All rights reserved. */ /* */ /* This software is licensed under the Microsoft Software License */ /* Terms for Microsoft Azure RTOS. Full text of the license can be */ /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */ /* and in the root directory of this software. */ /* */ /**************************************************************************/ /**************************************************************************/ /**************************************************************************/ /** */ /** ThreadX Component */ /** */ /** Semaphore */ /** */ /**************************************************************************/ /**************************************************************************/ #define TX_SOURCE_CODE /* Include necessary system files. */ #include "tx_api.h" #include "tx_semaphore.h" /**************************************************************************/ /* */ /* FUNCTION RELEASE */ /* */ /* _txe_semaphore_put_notify PORTABLE C */ /* 6.1 */ /* AUTHOR */ /* */ /* William E. Lamie, Microsoft Corporation */ /* */ /* DESCRIPTION */ /* */ /* This function checks for errors in the semaphore put notify */ /* callback function call. */ /* */ /* INPUT */ /* */ /* semaphore_ptr Pointer to semaphore */ /* semaphore_put_notify Application callback function */ /* (TX_NULL disables notify) */ /* */ /* OUTPUT */ /* */ /* status Service return status */ /* */ /* CALLS */ /* */ /* _tx_semaphore_put_notify Actual semaphore put notify */ /* call */ /* */ /* CALLED BY */ /* */ /* Application Code */ /* */ /* RELEASE HISTORY */ /* */ /* DATE NAME DESCRIPTION */ /* */ /* 05-19-2020 William E. Lamie Initial Version 6.0 */ /* 09-30-2020 Yuxin Zhou Modified comment(s), */ /* resulting in version 6.1 */ /* */ /**************************************************************************/ UINT _txe_semaphore_put_notify(TX_SEMAPHORE *semaphore_ptr, VOID (*semaphore_put_notify)(TX_SEMAPHORE *notify_semaphore_ptr)) { UINT status; /* Check for an invalid semaphore pointer. */ if (semaphore_ptr == TX_NULL) { /* Semaphore pointer is invalid, return appropriate error code. */ status = TX_SEMAPHORE_ERROR; } /* Now check for invalid semaphore ID. */ else if (semaphore_ptr -> tx_semaphore_id != TX_SEMAPHORE_ID) { /* Semaphore pointer is invalid, return appropriate error code. */ status = TX_SEMAPHORE_ERROR; } else { /* Call actual semaphore put notify function. */ status = _tx_semaphore_put_notify(semaphore_ptr, semaphore_put_notify); } /* Return completion status. */ return(status); }