comparison src/nucleus/sm_extr.h @ 0:92470e5d0b9e

src: partial import from FC Selenite
author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 15 May 2020 01:28:16 +0000
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-1:000000000000 0:92470e5d0b9e
1 /*************************************************************************/
2 /* */
3 /* Copyright Mentor Graphics Corporation 2002 */
4 /* All Rights Reserved. */
5 /* */
6 /* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */
7 /* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */
8 /* SUBJECT TO LICENSE TERMS. */
9 /* */
10 /*************************************************************************/
11
12 /*************************************************************************/
13 /* */
14 /* FILE NAME VERSION */
15 /* */
16 /* sm_extr.h Nucleus PLUS 1.14 */
17 /* */
18 /* COMPONENT */
19 /* */
20 /* SM - Semaphore Management */
21 /* */
22 /* DESCRIPTION */
23 /* */
24 /* This file contains function prototypes of all functions */
25 /* accessible to other components. */
26 /* */
27 /* DATA STRUCTURES */
28 /* */
29 /* None */
30 /* */
31 /* FUNCTIONS */
32 /* */
33 /* None */
34 /* */
35 /* DEPENDENCIES */
36 /* */
37 /* sm_defs.h Semaphore Management constant*/
38 /* */
39 /* HISTORY */
40 /* */
41 /* DATE REMARKS */
42 /* */
43 /* 03-01-1993 Created initial version 1.0 */
44 /* 04-19-1993 Verified version 1.0 */
45 /* 03-01-1994 Moved include files outside of */
46 /* the file #ifndef to allow the */
47 /* use of actual data structures, */
48 /* modified function prototypes, */
49 /* resulting in version 1.1 */
50 /* */
51 /* 03-18-1994 Verified version 1.1 */
52 /* 04-17-1996 updated to version 1.2 */
53 /* 03-24-1998 Released version 1.3 */
54 /* 03-26-1999 Released 1.11m (new release */
55 /* numbering scheme) */
56 /* 04-17-2002 Released version 1.13m */
57 /* 11-07-2002 Released version 1.14 */
58 /*************************************************************************/
59
60 #include "sm_defs.h" /* Include SM constants */
61
62
63 /* Check to see if the file has been included already. */
64
65 #ifndef SM_EXTR
66 #define SM_EXTR
67
68
69 /* Initialization functions. */
70
71 VOID SMI_Initialize(VOID);
72
73
74 /* Error checking core functions. */
75
76 STATUS SMCE_Create_Semaphore(NU_SEMAPHORE *semaphore_ptr, CHAR *name,
77 UNSIGNED initial_count, OPTION suspend_type);
78 STATUS SMCE_Delete_Semaphore(NU_SEMAPHORE *semaphore_ptr);
79 STATUS SMCE_Obtain_Semaphore(NU_SEMAPHORE *semaphore_ptr,
80 UNSIGNED suspend);
81 STATUS SMCE_Release_Semaphore(NU_SEMAPHORE *semaphore_ptr);
82
83
84 /* Error checking supplemental functions. */
85
86 STATUS SMSE_Reset_Semaphore(NU_SEMAPHORE *semaphore_ptr,
87 UNSIGNED initial_count);
88
89
90 /* Core processing functions. */
91
92 STATUS SMC_Create_Semaphore(NU_SEMAPHORE *semaphore_ptr, CHAR *name,
93 UNSIGNED initial_count, OPTION suspend_type);
94 STATUS SMC_Delete_Semaphore(NU_SEMAPHORE *semaphore_ptr);
95 STATUS SMC_Obtain_Semaphore(NU_SEMAPHORE *semaphore_ptr,
96 UNSIGNED suspend);
97 STATUS SMC_Release_Semaphore(NU_SEMAPHORE *semaphore_ptr);
98
99
100 /* Supplemental processing functions. */
101
102 STATUS SMS_Reset_Semaphore(NU_SEMAPHORE *semaphore_ptr,
103 UNSIGNED initial_count);
104
105
106 /* Information retrieval functions. */
107
108 UNSIGNED SMF_Established_Semaphores(VOID);
109 STATUS SMF_Semaphore_Information(NU_SEMAPHORE *semaphore_ptr,
110 CHAR *name, UNSIGNED *current_count, OPTION *suspend_type,
111 UNSIGNED *tasks_waiting, NU_TASK **first_task);
112 UNSIGNED SMF_Semaphore_Pointers(NU_SEMAPHORE **pointer_list,
113 UNSIGNED maximum_pointers);
114 #endif
115
116
117
118