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annotate src/nucleus/erc.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 /* erc.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 /* ER - Error 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 the core routines for the Error management */
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25 /* component. */
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26 /* */
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27 /* DATA STRUCTURES */
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28 /* */
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29 /* None */
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30 /* */
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31 /* FUNCTIONS */
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32 /* */
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33 /* ERC_System_Error System error function */
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34 /* ERC_Assert System assertion routine */
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35 /* */
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36 /* DEPENDENCIES */
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37 /* */
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38 /* tc_defs.h Thread control definitions */
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39 /* er_extr.h Error handling functions */
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40 /* */
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41 /* HISTORY */
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42 /* */
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43 /* DATE REMARKS */
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44 /* */
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45 /* 03-01-1993 Created initial version 1.0 */
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46 /* 04-19-1993 Verified version 1.0 */
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47 /* 03-01-1994 Modified copyright notice, */
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48 /* resulting in version 1.1 */
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49 /* */
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50 /* 03-18-1994 Verified version 1.1 */
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51 /* 04-17-1996 updated to version 1.2 */
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52 /* 03-24-1998 Released version 1.3. */
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53 /* 11-24-1998 Added ERC_Assert routine. */
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54 /* 03-26-1999 Released 1.11m (new release */
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55 /* numbering scheme) */
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56 /* 04-07-1999 Release 1.11mA */
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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 #ifdef NU_ERROR_STRING
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63 #include <stdio.h> /* Standard I/O functions */
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64 #endif
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65 #include "tc_defs.h" /* Thread control constants */
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66 #include "er_extr.h" /* Error handling functions */
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67
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68 #ifdef NU_DEBUG_MEMORY
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69
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70 #include "er_defs.h" /* Error management structures */
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71 #include "dm_extr.h" /* Memory management */
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72 #include "ncl\inc\string.h" /* memcmp & memcpy functions */
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73 #include "ncl\inc\nu_ncl.h" /* memcmp & memcpy functions */
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74
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75 extern NU_MEMORY_POOL NU_DEBUG_POOL;
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76 extern const UINT8 ERD_MemoryAllocationHead[];
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77 extern const UINT8 ERD_MemoryAllocationFoot[];
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78 extern ER_DEBUG_ALLOCATION *ERD_RecentAllocation;
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79
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80 extern UINT32 ERD_AllocationCount;
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81 extern UINT32 ERD_AllocationSequenceCounter;
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82 extern UINT32 ERD_TotalMemoryAllocated;
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83 extern UINT32 ERD_TotalMemoryAllocations;
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84 extern UINT32 ERD_MaxTotalMemoryAllocated;
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85 extern UINT32 ERD_MaxTotalMemoryAllocations;
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86
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87 #endif /* NU_DEBUG_MEMORY */
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88
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89
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90 /* Define external inner-component global data references. */
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91
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92 extern INT ERD_Error_Code;
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93
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94 #ifdef NU_ERROR_STRING
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95 extern CHAR ERD_Error_String[];
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96 #endif
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97
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98 #ifdef NU_DEBUG
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99 extern UNSIGNED ERD_Assert_Count;
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100 #endif
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101
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102
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103 /* Define direct access to a thread component variable. */
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104
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105 extern VOID *TCD_Current_Thread;
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106
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107 /*************************************************************************/
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108 /* */
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109 /* FUNCTION */
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110 /* */
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111 /* ERC_System_Error */
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112 /* */
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113 /* DESCRIPTION */
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114 /* */
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115 /* This function processes system errors detected by various */
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116 /* system components. Typically an error of this type is */
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117 /* considered fatal. */
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118 /* */
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119 /* CALLED BY */
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120 /* */
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121 /* Various Components */
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122 /* */
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123 /* CALLS */
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124 /* */
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125 /* None */
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126 /* */
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127 /* INPUTS */
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128 /* */
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129 /* error_code Code of detected system error*/
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130 /* */
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131 /* OUTPUTS */
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132 /* */
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133 /* None */
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134 /* */
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135 /* HISTORY */
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136 /* */
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137 /* DATE REMARKS */
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138 /* */
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139 /* 03-01-1993 Created initial version 1.0 */
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diff changeset
140 /* 04-19-1993 Verified version 1.0 */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 VOID ERC_System_Error(INT error_code)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 #ifdef NU_ERROR_STRING
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 INT i;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 CHAR *pointer;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 CHAR name[NU_MAX_NAME+1];
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 #endif
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 NU_SUPERV_USER_VARIABLES
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 /* Switch to supervisor mode */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 NU_SUPERVISOR_MODE();
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 /* First place the error code into the global variable. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 ERD_Error_Code = error_code;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 #ifdef NU_ERROR_STRING
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 /* Build string that corresponds to the error. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 switch(error_code)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
163
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
164 case NU_ERROR_CREATING_TIMER_HISR:
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
165
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
166 /* Build string that indicates an error occurred creating the timer
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
167 HISR. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
168 sprintf(ERD_Error_String,"%s\n", "Error Creating Timer HISR");
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
169 break;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
170
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
171 case NU_ERROR_CREATING_TIMER_TASK:
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
172
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
173 /* Build string that indicates an error occurred creating the timer
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
174 Task. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
175 sprintf(ERD_Error_String,"%s\n", "Error Creating Timer Task");
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
176 break;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
177
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
178 case NU_STACK_OVERFLOW:
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
179
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
180 /* Build string that indicates a stack overflow occurred. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
181 name[NU_MAX_NAME] = (CHAR) 0;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
182 pointer = (((TC_TCB *) TCD_Current_Thread) -> tc_name);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
183 for (i = 0; i < NU_MAX_NAME; i++)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
184 name[i] = *pointer++;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
185 sprintf(ERD_Error_String,"%s %s\n", "Stack Overflow in task/HISR: ",
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
186 name);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
187 break;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
188
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
189
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
190 case NU_UNHANDLED_INTERRUPT:
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
191
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
192 /* Build string that indicates an error occurred because of an
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
193 unhandled interrupt. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
194 sprintf(ERD_Error_String,"%s\n", "Unhandled interrupt error");
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
195 break;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
196 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
197 #endif
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
198
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
199 /* This function cannot return, since the error is fatal. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
200 while(1)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
201 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
202 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
203
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
204 /* No need to return to user mode because of the infinite loop. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
205 /* Returning to user mode will cause warnings with some compilers. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
206 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
207
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
208 #ifdef NU_DEBUG_MEMORY
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
209
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
210 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
211 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
212 /* FUNCTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
213 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
214 /* ERC_Memory_To_Debug */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
215 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
216 /* DESCRIPTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
217 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
218 /* This function returns a pointer to the ER_DEBUG_ALLOCATION that */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
219 /* contains the memory allocation specified by the caller (target). */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
220 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
221 /* CALLED BY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
222 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
223 /* ERC_Deallocate_Memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
224 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
225 /* CALLS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
226 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
227 /* memcmp (CLIB_memcmp) */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
228 /* ERC_System_Error */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
229 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
230 /* INPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
231 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
232 /* target memory allocation to find */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
233 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
234 /* OUTPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
235 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
236 /* ER_DEBUG_ALLOCATION ER_DEBUG_ALLOCATION that contains*/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
237 /* target. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
238 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
239 /* HISTORY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
240 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
241 /* DATE REMARKS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
242 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
243 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
244 static ER_DEBUG_ALLOCATION *ERC_Memory_To_Debug(VOID *target)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
245 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
246 INT dataOffset;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
247 ER_DEBUG_ALLOCATION *walk;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
248 ER_DEBUG_ALLOCATION *to_find;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
249
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
250 dataOffset = (INT)(((ER_DEBUG_ALLOCATION *)0)->data);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
251 to_find = (ER_DEBUG_ALLOCATION *)(((UNSIGNED_CHAR *)target) - dataOffset);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
252
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
253 /* Invalid pointer, report no match found */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
254 if((target == NULL) && (to_find == NULL))
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
255 return(NULL);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
256
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
257 for (walk = ERD_RecentAllocation; ((walk != to_find) && (walk != NULL));
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
258 walk = walk->prev);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
259
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
260 /* if no match was found */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
261 if (walk != NULL)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
262 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
263 /* Has the "HEAD" or "FOOT" been disturbed by a rouge pointer? */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
264 if (memcmp((void *)ERD_MemoryAllocationHead,(void *)walk->head,4) != 0)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
265 ERC_System_Error(NU_MEMORY_CORRUPT);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
266 if (memcmp((void *)ERD_MemoryAllocationFoot,(void *)&(walk->data[walk->size]),4) != 0)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
267 ERC_System_Error(NU_MEMORY_CORRUPT);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
268 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
269
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
270 return(walk);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
271 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
272
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
273 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
274 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
275 /* FUNCTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
276 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
277 /* ERC_Remove_Debug_Allocation */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
278 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
279 /* DESCRIPTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
280 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
281 /* This function removes an ER_DEBUG_ALLOCATION from the linked list*/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
282 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
283 /* CALLED BY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
284 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
285 /* ERC_Deallocate_Memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
286 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
287 /* CALLS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
288 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
289 /* none */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
290 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
291 /* INPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
292 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
293 /* target ER_DEBUG_ALLOCATION to remove */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
294 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
295 /* OUTPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
296 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
297 /* STATUS status of the operation */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
298 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
299 /* HISTORY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
300 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
301 /* DATE REMARKS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
302 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
303 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
304 static STATUS ERC_Remove_Debug_Allocation(ER_DEBUG_ALLOCATION *target)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
305 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
306 ER_DEBUG_ALLOCATION *walk;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
307
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
308 if (target == NULL)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
309 return(NU_INVALID_POINTER);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
310
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
311 /* If the list is empty nothing can be removed! */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
312 if (ERD_RecentAllocation == NULL)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
313 return(NU_EMPTY_DEBUG_ALLOCATION_LIST);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
314
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
315 /* If there is only one item on the list. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
316 if (ERD_RecentAllocation->prev == NULL)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
317 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
318 /* If the only item on the list is the one to be removed...*/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
319 if (ERD_RecentAllocation == target)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
320 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
321 ERD_RecentAllocation = NULL;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
322 return(NU_SUCCESS);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
323 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
324 else
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
325 return(NU_INVALID_DEBUG_ALLOCATION);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
326 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
327
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
328 if (ERD_RecentAllocation == target)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
329 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
330 ERD_RecentAllocation->prev = target->prev;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
331 return(NU_SUCCESS);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
332 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
333
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
334 /* Walk the entire list until walk->prev is the target. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
335 walk = ERD_RecentAllocation;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
336 while (NU_TRUE)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
337 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
338 if (walk->prev == target)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
339 break;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
340 if (walk->prev == NULL)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
341 break;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
342 walk = walk->prev;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
343 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
344
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
345 /* target is last item on the list */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
346 if (walk->prev == target)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
347 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
348 walk->prev = target->prev;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
349 return(NU_SUCCESS);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
350 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
351 return(NU_INVALID_DEBUG_ALLOCATION);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
352 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
353
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
354 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
355 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
356 /* FUNCTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
357 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
358 /* ERC_Append_Debug_Allocation */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
359 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
360 /* DESCRIPTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
361 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
362 /* This function appends an ER_DEBUG_ALLOCATION to the linked list. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
363 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
364 /* CALLED BY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
365 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
366 /* ERC_Allocate_Memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
367 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
368 /* CALLS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
369 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
370 /* none */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
371 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
372 /* INPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
373 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
374 /* new_guy ER_DEBUG_ALLOCATION to append */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
375 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
376 /* OUTPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
377 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
378 /* STATUS status of the operation */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
379 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
380 /* HISTORY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
381 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
382 /* DATE REMARKS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
383 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
384 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
385 static STATUS ERC_Append_Debug_Allocation(ER_DEBUG_ALLOCATION *new_guy)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
386 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
387
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
388 /* Either this is the first ER_DEBUG_ALLOCATION ever to be appended
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
389 or this is the first on a list that shrank to 0 element. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
390 if (ERD_AllocationCount == 0)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
391 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
392 ERD_RecentAllocation = new_guy;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
393 ERD_RecentAllocation->prev = NULL;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
394 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
395 else
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
396 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
397 new_guy->prev = ERD_RecentAllocation;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
398 ERD_RecentAllocation = new_guy;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
399 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
400
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
401 return(NU_SUCCESS);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
402 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
403
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
404 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
405 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
406 /* FUNCTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
407 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
408 /* ERC_Allocate_Memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
409 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
410 /* DESCRIPTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
411 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
412 /* This function tracks additional information regarding the memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
413 /* allocation */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
414 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
415 /* CALLED BY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
416 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
417 /* Application */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
418 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
419 /* CALLS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
420 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
421 /* ERC_Append_Debug_Allocation */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
422 /* DMCE_Allocate_Memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
423 /* memcpy */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
424 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
425 /* INPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
426 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
427 /* pool_ptr Memory pool pointer */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
428 /* return_pointer Pointer to the destination */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
429 /* memory pointer */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
430 /* size Number of bytes requested */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
431 /* suspend Suspension option if full */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
432 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
433 /* OUTPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
434 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
435 /* NU_SUCCESS If service is successful */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
436 /* NU_NO_MEMORY Memory not available */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
437 /* NU_TIMEOUT If timeout on service */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
438 /* NU_POOL_DELETED If memory pool deleted */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
439 /* during suspension */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
440 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
441 /* HISTORY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
442 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
443 /* DATE REMARKS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
444 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
445 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
446 STATUS ERC_Allocate_Memory(NU_MEMORY_POOL *pool_ptr, VOID **ptr,
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
447 UNSIGNED size, UNSIGNED suspend,
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
448 unsigned long line, const char* file)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
449 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
450 ER_DEBUG_ALLOCATION **debug_ptr;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
451 STATUS status = NU_SUCCESS;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
452
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
453 /* If the allocation is not from the pool specified in the
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
454 NU_DEBUG_POOL macro then allocate memory normally (no meta-data) */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
455 if(&NU_DEBUG_POOL != pool_ptr)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
456 return(DMCE_Allocate_Memory(pool_ptr, ptr, size, suspend));
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
457
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
458 /* This call allocates memory for a structure that will contain the
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
459 users data and the meta-data used to find memory problems */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
460 status = DMCE_Allocate_Memory(pool_ptr, ptr,
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
461 (sizeof(ER_DEBUG_ALLOCATION) + size + 4), suspend);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
462 if (status != NU_SUCCESS)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
463 return status;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
464
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
465 /* From here out, debug_ptr is used because it is typed. In the end
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
466 ptr will be set to point to debug_ptr->data, where the user will
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
467 put the data. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
468 debug_ptr = (ER_DEBUG_ALLOCATION **)ptr;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
469
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
470 /* Record file and line where the application made the allocation */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
471 (*debug_ptr)->line = line;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
472 (*debug_ptr)->file = file;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
473
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
474 /* Set "HEAD" and "FOOT" boundary markers */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
475 memcpy((*debug_ptr)->head,ERD_MemoryAllocationHead,4);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
476 memcpy(&((*debug_ptr)->data[size]),ERD_MemoryAllocationFoot,4);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
477
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
478 /* Record the size */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
479 (*debug_ptr)->size = size;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
480
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
481 /* This links debug_ptr to a linked list that holds all the
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
482 ER_DEBUG_ALLOCATION structures. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
483 ERC_Append_Debug_Allocation((*debug_ptr));
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
484
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
485 (*debug_ptr)->AllocSequenceCounter = ERD_AllocationSequenceCounter++;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
486
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
487 ERD_TotalMemoryAllocated += size;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
488 ERD_TotalMemoryAllocations++;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
489 ERD_AllocationCount++;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
490
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
491 if (ERD_MaxTotalMemoryAllocated < ERD_TotalMemoryAllocated)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
492 ERD_MaxTotalMemoryAllocated = ERD_TotalMemoryAllocated;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
493 if (ERD_MaxTotalMemoryAllocations < ERD_TotalMemoryAllocations)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
494 ERD_MaxTotalMemoryAllocations = ERD_TotalMemoryAllocations;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
495
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
496 /* Return pointer to the data field of debug allocation by reference */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
497 (*ptr) = (*debug_ptr)->data;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
498 return(status);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
499 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
500
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
501 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
502 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
503 /* FUNCTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
504 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
505 /* ERC_Deallocate_Memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
506 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
507 /* DESCRIPTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
508 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
509 /* This function tracks additional information regarding the memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
510 /* deallocation. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
511 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
512 /* CALLED BY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
513 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
514 /* Application */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
515 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
516 /* CALLS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
517 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
518 /* ERC_Memory_To_Debug */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
519 /* ERC_Remove_Debug_Allocation */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
520 /* DMCE_Deallocate_Memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
521 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
522 /* INPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
523 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
524 /* ptr Pointer to dynamic memory */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
525 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
526 /* OUTPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
527 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
528 /* NU_SUCCESS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
529 /* NU_INVALID_POINTER Returned when ptr is null or */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
530 /* when there is no */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
531 /* corresponding */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
532 /* ER_DEBUG_ALLOCATION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
533 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
534 /* HISTORY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
535 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
536 /* DATE REMARKS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
537 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
538 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
539 STATUS ERC_Deallocate_Memory(VOID *ptr)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
540 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
541 ER_DEBUG_ALLOCATION *target;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
542 STATUS status;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
543
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
544 if (ptr == NULL)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
545 return(NU_INVALID_POINTER);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
546
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
547 /* Find the NU_DEBUG_ALLOCATION ptr refers to. After this call,
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
548 (&(target->data) == ptr) or (target == NULL). */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
549 target = ERC_Memory_To_Debug(ptr);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
550
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
551 /* Remove target from the linked list of ER_DEBUG_ALLOCATIONs */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
552 status = ERC_Remove_Debug_Allocation(target);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
553
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
554 if ((status != 0) || (target == NULL))
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
555 return(NU_INVALID_POINTER);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
556
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
557 /* Maintain status variables */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
558 ERD_TotalMemoryAllocated -= target->size;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
559 ERD_TotalMemoryAllocations--;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
560 ERD_AllocationCount--;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
561
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
562 return(DMCE_Deallocate_Memory(target));
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
563 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
564
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
565 #endif /* NU_DEBUG_MEMORY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
566
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
567 /**************************************************************************
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
568 This routine should appear last in this file and must *NOT* use the
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
569 NU_ASSERT macro.
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
570 **************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
571
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
572 #ifdef NU_ASSERT /* Don't use NU_ASSERT past this point */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
573 #undef NU_ASSERT
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
574 #define NU_ASSERT(ignore) ((void) 0)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
575 #endif
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
576
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
577 #ifdef NU_ASSERT2
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
578 #undef NU_ASSERT2
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
579 #define NU_ASSERT2(ignore) ((void) 0)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
580 #endif
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
581
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
582 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
583 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
584 /* FUNCTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
585 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
586 /* ERC_Assert */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
587 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
588 /* DESCRIPTION */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
589 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
590 /* This public routine is called when an assertion made by the */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
591 /* NU_ASSERT (or NU_ASSERT2) macro fails. By default, this routine */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
592 /* simply counts the number of failed assertions. A breakpoint can */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
593 /* be set in the routine to observe failed assertions, or the */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
594 /* routine can be customized to perform some action, such as */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
595 /* printing the failed assertion as a message, etc. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
596 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
597 /* CALLED BY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
598 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
599 /* NU_ASSERT macro */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
600 /* NU_ASSERT2 macro */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
601 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
602 /* CALLS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
603 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
604 /* None */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
605 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
606 /* INPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
607 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
608 /* test Pointer to string of failed assertion test */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
609 /* name File name of file containing failed assertion */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
610 /* line Location of failed assertion in above file */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
611 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
612 /* OUTPUTS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
613 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
614 /* None */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
615 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
616 /* HISTORY */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
617 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
618 /* NAME DATE REMARKS */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
619 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
620 /* Todd C. Larsen 09-01-1998 Created initial revision */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
621 /* */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
622 /*************************************************************************/
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
623 #ifdef NU_DEBUG
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
624
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
625 void ERC_Assert(CHAR *test, CHAR *name, UNSIGNED line)
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
626 {
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
627 NU_SUPERV_USER_VARIABLES
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
628
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
629 #ifdef NU_ENABLE_HISTORY
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
630
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
631 /* Make an entry that corresponds to this function in the system history
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
632 log. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
633 HIC_Make_History_Entry(NU_ASSERT_ID, (UNSIGNED) test,
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
634 (UNSIGNED) name, line);
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
635
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
636 #endif
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
637
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
638 /* Switch to supervisor mode */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
639 NU_SUPERVISOR_MODE();
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
640
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
641 /* Set breakpoint here to catch failed assertions. */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
642 ERD_Assert_Count += 1;
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
643
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
644 /* Return to user mode */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
645 NU_USER_MODE();
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
646 }
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
647
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
648 #endif /* NU_DEBUG */
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
649
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
650
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
651
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
652
92470e5d0b9e src: partial import from FC Selenite
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
653