1 /**************************************************************************/
2 /* */
3 /* Copyright (c) Microsoft Corporation. All rights reserved. */
4 /* */
5 /* This software is licensed under the Microsoft Software License */
6 /* Terms for Microsoft Azure RTOS. Full text of the license can be */
7 /* found in the LICENSE file at https://aka.ms/AzureRTOS_EULA */
8 /* and in the root directory of this software. */
9 /* */
10 /**************************************************************************/
11
12
13 /**************************************************************************/
14 /**************************************************************************/
15 /** */
16 /** POSIX wrapper for THREADX */
17 /** */
18 /** */
19 /** */
20 /**************************************************************************/
21 /**************************************************************************/
22
23 /* Include necessary system files. */
24
25 #include "tx_api.h" /* Threadx API */
26 #include "pthread.h" /* Posix API */
27 #include "px_int.h" /* Posix helper functions */
28
29 /**************************************************************************/
30 /* */
31 /* FUNCTION RELEASE */
32 /* */
33 /* pthread_attr_getstackaddr PORTABLE C */
34 /* 6.1.7 */
35 /* AUTHOR */
36 /* */
37 /* William E. Lamie, Microsoft Corporation */
38 /* */
39 /* DESCRIPTION */
40 /* */
41 /* This function returns the stack address associated with a pthread */
42 /* attributes */
43 /* */
44 /* INPUT */
45 /* */
46 /* attr Address of the thread attributes */
47 /* stackaddr Address of variable to contain the */
48 /* returned stack address */
49 /* */
50 /* */
51 /* OUTPUT */
52 /* */
53 /* 0 if successful */
54 /* Value in case of any error */
55 /* */
56 /* CALLS */
57 /* */
58 /* None */
59 /* */
60 /* CALLED BY */
61 /* */
62 /* Application Code */
63 /* */
64 /* RELEASE HISTORY */
65 /* */
66 /* DATE NAME DESCRIPTION */
67 /* */
68 /* 06-02-2021 William E. Lamie Initial Version 6.1.7 */
69 /* */
70 /**************************************************************************/
pthread_attr_getstackaddr(pthread_attr_t * attr,void ** stackaddr)71 INT pthread_attr_getstackaddr( pthread_attr_t *attr,void **stackaddr)
72 {
73 /* First check the attribute object is already destroyed? */
74 if (attr->inuse == TX_FALSE)
75 {
76 posix_errno = EINVAL;
77 posix_set_pthread_errno(EINVAL);
78 return(EINVAL);
79 }
80 else
81 {
82 *stackaddr = attr->stack_address ;
83 return(OK);
84 }
85 }
86
