1 | /* emacs edit mode for this file is -*- C -*- */ |
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2 | /* $Id: mmprivate.h,v 1.2 1997-06-19 12:22:07 schmidt Exp $ */ |
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3 | |
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4 | #ifndef INCL_MMPRIVATE_H |
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5 | #define INCL_MMPRIVATE_H |
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6 | |
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7 | #include <config.h> |
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8 | |
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9 | #define MAXDATA 4000 |
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10 | #ifdef __alpha__ |
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11 | #define MAXLIST 18 |
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12 | #else |
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13 | #define MAXLIST 21 |
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14 | #endif |
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15 | |
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16 | typedef void ** mcb; |
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17 | |
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18 | #ifdef MDEBUG |
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19 | |
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20 | typedef struct DBMCB |
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21 | { |
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22 | struct DBMCB * next; |
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23 | struct DBMCB * prev; |
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24 | size_t size; |
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25 | int lineno; |
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26 | char * fname; |
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27 | int flags; |
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28 | int pattern; |
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29 | mcb data; |
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30 | } DBMCB; |
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31 | |
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32 | typedef DBMCB * pDBMCB; |
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33 | |
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34 | extern DBMCB mm_theDBused; |
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35 | extern DBMCB mm_theDBfree; |
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36 | extern DBMCB mm_tmpDBused; |
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37 | extern DBMCB mm_tmpDBfree; |
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38 | extern DBMCB mm_normDBused; |
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39 | extern DBMCB mm_normDBfree; |
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40 | |
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41 | #endif /* MDEBUG */ |
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42 | |
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43 | |
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44 | extern /*const*/ size_t mm_mcbSizes [MAXLIST]; |
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45 | |
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46 | typedef enum { MM_NORMAL, MM_TMP, MM_SWITCHED } status_t; |
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47 | |
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48 | extern mcb *mm_theList; |
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49 | extern mcb *mm_tmpList; |
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50 | extern mcb *mm_normList; |
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51 | |
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52 | extern status_t mm_status; |
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53 | |
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54 | extern int mm_bytesUsed; |
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55 | extern int mm_bytesReal; |
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56 | extern int mm_bytesTmp; |
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57 | extern int mm_bytesNorm; |
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58 | |
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59 | extern size_t mm_specSize; |
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60 | extern int mm_specIndex; |
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61 | |
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62 | extern int mm_printMark; |
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63 | |
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64 | #define mmGetSpecSize() mm_specSize |
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65 | #define mmGetSpecIndex() mm_specIndex |
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66 | |
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67 | #define MM_TMPFLAG 1 |
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68 | #define MM_NORMFLAG 2 |
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69 | #define MM_FREEFLAG 4 |
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70 | #define MM_USEDFLAG 8 |
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71 | |
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72 | #define PATTERN -2 |
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73 | #define PATTERN2 'A' |
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74 | #define PATTERN3 'Z' |
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75 | |
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76 | /* stuff to handle index and sizes of free lists */ |
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77 | |
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78 | int mmGetIndex( size_t ); |
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79 | |
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80 | #define mmGetSize( index ) mm_mcbSizes[index] |
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81 | |
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82 | #ifndef MDEBUG |
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83 | |
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84 | #define DebugOffsetFront 0 |
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85 | |
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86 | #define DebugOffsetBack 0 |
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87 | |
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88 | #else /* MDEBUG */ |
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89 | |
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90 | #define DebugOffsetFront 28 |
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91 | |
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92 | #define DebugOffsetBack 4 |
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93 | |
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94 | #endif /* MDEBUG */ |
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95 | |
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96 | #define SizeFromRealSize( size ) (size - DebugOffsetFront - DebugOffsetBack) |
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97 | #define RealSizeFromSize( size ) (size + DebugOffsetFront + DebugOffsetBack) |
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98 | |
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99 | mcb mmNewMCBList( int i ); |
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100 | |
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101 | /* stuff for heap handling */ |
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102 | |
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103 | void mmInitHeap( void ); |
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104 | |
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105 | void mmMarkHeap( void ); |
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106 | void mmSweepHeap( void ); |
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107 | void mmSwitchHeap( void ); |
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108 | |
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109 | void mmCheckPrint( void ); |
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110 | void mmNewPrintMark( void ); |
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111 | |
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112 | void * mmGetMemory( size_t size ); |
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113 | int mmPutMemory( void *adr, size_t size ); |
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114 | |
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115 | |
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116 | /* stuff for block handling */ |
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117 | |
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118 | void mmInitBlocks( void ); |
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119 | |
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120 | void mmMarkBlocks( void ); |
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121 | void mmSweepBlocks( void ); |
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122 | void mmSwitchBlocks( void ); |
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123 | |
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124 | void * mmGetBlock( void ); |
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125 | |
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126 | |
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127 | /* since free functions get a (void*) that is in real life a (void**) */ |
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128 | |
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129 | #define r(adr) (*(void**)adr) |
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130 | |
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131 | #ifdef MDEBUG |
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132 | |
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133 | extern void * mm_maxAddr; |
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134 | extern void * mm_minAddr; |
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135 | |
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136 | void mmMoveDBMCB ( pDBMCB from, pDBMCB to, pDBMCB what ); |
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137 | |
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138 | void mmMoveDBMCBInto ( pDBMCB to, pDBMCB what ); |
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139 | |
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140 | void mmTakeOutDBMCB ( pDBMCB from, pDBMCB what ); |
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141 | |
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142 | int mmCheckDBMCB ( DBMCB * what, int flags, int size ); |
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143 | |
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144 | int mmPrintDBMCB ( DBMCB * what, char* msg , int given_size ); |
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145 | |
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146 | void mmPrintFL( const char* fname, const int lineno ); |
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147 | |
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148 | #endif /* MDEBUG */ |
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149 | |
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150 | #endif /* ! INCL_MMPRIVATE_H */ |
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