1 /***************************************************************************
2 * Copyright (c) 2024 Microsoft Corporation
3 *
4 * This program and the accompanying materials are made available under the
5 * terms of the MIT License which is available at
6 * https://opensource.org/licenses/MIT.
7 *
8 * SPDX-License-Identifier: MIT
9 **************************************************************************/
10
11
12 /**************************************************************************/
13 /**************************************************************************/
14 /** */
15 /** POSIX wrapper for THREADX */
16 /** */
17 /** */
18 /** */
19 /**************************************************************************/
20 /**************************************************************************/
21
22 /* Include necessary system files. */
23
24 #include "tx_api.h" /* Threadx API */
25 #include "pthread.h" /* Posix API */
26 #include "px_int.h" /* Posix helper functions */
27
28
29 /**************************************************************************/
30 /* */
31 /* FUNCTION RELEASE */
32 /* */
33 /* posix_queue_delete PORTABLE C */
34 /* 6.1.7 */
35 /* AUTHOR */
36 /* */
37 /* William E. Lamie, Microsoft Corporation */
38 /* */
39 /* DESCRIPTION */
40 /* */
41 /* deletes a message queue */
42 /* */
43 /* INPUT */
44 /* */
45 /* q_ptr message queue pointer */
46 /* */
47 /* OUTPUT */
48 /* */
49 /* ERROR If fails */
50 /* OK If successful */
51 /* */
52 /* CALLS */
53 /* */
54 /* tx_queue_delete Detectes a Queue */
55 /* posix_internal_error Generic error */
56 /* posix_reset queue Resets queue structure */
57 /* */
58 /* CALLED BY */
59 /* */
60 /* POSIX internal Code */
61 /* */
62 /* RELEASE HISTORY */
63 /* */
64 /* DATE NAME DESCRIPTION */
65 /* */
66 /* 06-02-2021 William E. Lamie Initial Version 6.1.7 */
67 /* */
68 /**************************************************************************/
posix_queue_delete(POSIX_MSG_QUEUE * q_ptr)69 INT posix_queue_delete(POSIX_MSG_QUEUE * q_ptr)
70 {
71
72 TX_QUEUE *queue;
73
74 queue = &(q_ptr->queue);
75
76 /* Delete the Threadx queue. */
77 if(tx_queue_delete(queue))
78 {
79 /* return generic error. */
80 posix_internal_error(444);
81 /* return error. */
82 return(ERROR);
83 }
84
85 /* Release the queue back to the pool. */
86 posix_reset_queue(q_ptr);
87 q_ptr = NULL;
88 return(OK);
89 }
90
