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annotate src/nucleus/pid.c @ 19:399779c700da

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author Mychaela Falconia <falcon@freecalypso.org>
date Fri, 15 May 2020 05:59:55 +0000
parents 92470e5d0b9e
children
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1 /*************************************************************************/
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2 /* */
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3 /* Copyright Mentor Graphics Corporation 2002 */
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4 /* All Rights Reserved. */
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5 /* */
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6 /* THIS WORK CONTAINS TRADE SECRET AND PROPRIETARY INFORMATION WHICH IS */
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7 /* THE PROPERTY OF MENTOR GRAPHICS CORPORATION OR ITS LICENSORS AND IS */
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8 /* SUBJECT TO LICENSE TERMS. */
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9 /* */
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10 /*************************************************************************/
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11
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12 /*************************************************************************/
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13 /* */
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14 /* FILE NAME VERSION */
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15 /* */
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16 /* pid.c Nucleus PLUS 1.14 */
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17 /* */
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18 /* COMPONENT */
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19 /* */
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20 /* PI - Pipe Management */
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21 /* */
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22 /* DESCRIPTION */
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23 /* */
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24 /* This file contains global data structures for use within the */
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25 /* pipe management component. */
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26 /* */
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27 /* DATA STRUCTURES */
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28 /* */
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29 /* PID_Created_Pipe_List Pointer to the linked-list */
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30 /* of created pipes */
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31 /* PID_Total_Pipes Total number of created */
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32 /* pipes */
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33 /* PID_List_Protect Pipe list protection */
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34 /* */
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35 /* FUNCTIONS */
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36 /* */
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37 /* None */
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38 /* */
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39 /* DEPENDENCIES */
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40 /* */
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41 /* pi_defs.h Pipe Management constants */
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42 /* */
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43 /* HISTORY */
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44 /* */
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45 /* DATE REMARKS */
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46 /* */
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47 /* 03-01-1993 Created initial version 1.0 */
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48 /* 04-19-1993 Verified version 1.0 */
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49 /* 03-01-1994 Modified copyright, resulting in */
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50 /* version 1.1 */
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51 /* */
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52 /* 03-18-1994 Verified version 1.1 */
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53 /* 04-17-1996 updated to version 1.2 */
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54 /* 03-24-1998 Released version 1.3 */
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55 /* 03-26-1999 Released 1.11m (new release */
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56 /* numbering scheme) */
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57 /* 04-17-2002 Released version 1.13m */
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58 /* 11-07-2002 Released version 1.14 */
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59 /*************************************************************************/
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60 #define NU_SOURCE_FILE
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61
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62 #include "pi_defs.h" /* Pipe constants */
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63
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64
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65 /* PID_Created_Pipes_List is the head pointer of the linked list of
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66 created pipes. If the list is NU_NULL, there are no pipes
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67 created. */
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68
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69 CS_NODE *PID_Created_Pipes_List;
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70
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71
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72 /* PID_Total_Pipes contains the number of currently created
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73 pipes. */
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74
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75 UNSIGNED PID_Total_Pipes;
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76
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77
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78 /* PID_List_Protect is a list protection structure used to block any other
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79 thread from access to the created pipe list. */
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80
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81 TC_PROTECT PID_List_Protect;
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