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comparison src/nucleus/mbd.c @ 7:0f80e1e4dce4

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src/nucleus: library C code import from FreeNucleus package
author Mychaela Falconia <falcon@freecalypso.org>
date Sun, 15 Jul 2018 20:57:33 +0000
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6:8b2a9a374324 7:0f80e1e4dce4
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 /* mbd.c Nucleus PLUS 1.14 */
17 /* */
18 /* COMPONENT */
19 /* */
20 /* MB - Mailbox Management */
21 /* */
22 /* DESCRIPTION */
23 /* */
24 /* This file contains global data structures for use within the */
25 /* mailbox management component. */
26 /* */
27 /* DATA STRUCTURES */
28 /* */
29 /* MBD_Created_Mailboxes_List Pointer to the linked-list */
30 /* of created mailboxes */
31 /* MBD_Total_Mailboxes Total number of created */
32 /* mailboxes */
33 /* MBD_List_Protect Mailbox list protection */
34 /* */
35 /* FUNCTIONS */
36 /* */
37 /* None */
38 /* */
39 /* DEPENDENCIES */
40 /* */
41 /* mb_defs.h Mailbox Management constants */
42 /* tc_defs.h Thread Control constants */
43 /* */
44 /* HISTORY */
45 /* */
46 /* DATE REMARKS */
47 /* */
48 /* 03-01-1993 Created initial version 1.0 */
49 /* 04-19-1993 Verified version 1.0 */
50 /* 03-01-1994 Modified file header, resulting */
51 /* in version 1.1 */
52 /* */
53 /* 03-18-1994 Verified version 1.1 */
54 /* 04-17-1996 updated to version 1.2 */
55 /* 03-24-1998 Released version 1.3 */
56 /* 03-26-1999 Released 1.11m (new release */
57 /* numbering scheme) */
58 /* 04-17-2002 Released version 1.13m */
59 /* 11-07-2002 Released version 1.14 */
60 /*************************************************************************/
61 #define NU_SOURCE_FILE
62
63 #include "mb_defs.h" /* Mailbox constants */
64
65
66 /* MBD_Created_Mailboxes_List is the head pointer of the linked list of
67 created mailboxes. If the list is NU_NULL, there are no mailboxes
68 created. */
69
70 CS_NODE *MBD_Created_Mailboxes_List;
71
72
73 /* MBD_Total_Mailboxes contains the number of currently created
74 mailboxes. */
75
76 UNSIGNED MBD_Total_Mailboxes;
77
78
79 /* MBD_List_Protect is a list protection structure used to block any other
80 thread from access to the created mailbox list. */
81
82 TC_PROTECT MBD_List_Protect;
83
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