1 | #ifndef MM_PRIVAT_H |
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2 | #define MM_PRIVAT_H |
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3 | /**************************************** |
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4 | * Computer Algebra System SINGULAR * |
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5 | ****************************************/ |
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6 | /* $Id: mmprivate.h,v 1.16 1999-11-15 17:20:26 obachman Exp $ */ |
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7 | /* |
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8 | * ABSTRACT |
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9 | */ |
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10 | #include <stdlib.h> |
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11 | #include "mod2.h" |
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12 | #include "structs.h" |
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13 | #ifdef MTRACK |
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14 | #include "mmbt.h" |
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15 | #endif |
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16 | |
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17 | #if defined(HAVE_ASO) && HAVE_ASO == 1 |
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18 | #include "mmprivate.aso" |
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19 | #endif |
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20 | |
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21 | extern const char mm_IndexTable[]; |
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22 | extern const size_t mm_mcbSizes[]; |
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23 | #define mmGetSize( index ) mm_mcbSizes[index] |
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24 | |
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25 | #ifndef GENERATE_INDEX_TABLE |
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26 | #define mmGetIndex(size) \ |
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27 | (size <= MAX_BLOCK_SIZE ? mm_IndexTable[(size -1) >> 2] : -1) |
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28 | #else /* GENERATE_INDEX_TABLE */ |
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29 | int mmGetIndex( size_t ); |
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30 | #endif /* ! GENERATE_INDEX_TABLE */ |
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31 | |
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32 | #if defined(MDEBUG) || defined(GENERATE_INDEX_TABLE) |
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33 | |
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34 | #define MM_NUMBER_OF_FRONT_PATTERNS 4 |
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35 | typedef struct DBMCB |
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36 | { |
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37 | void* _nnext; |
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38 | struct DBMCB * next; |
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39 | struct DBMCB * prev; |
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40 | char * allocated_fname; |
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41 | char * freed_fname; |
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42 | #ifdef MTRACK |
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43 | unsigned long bt_allocated_stack[BT_MAXSTACK]; |
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44 | #ifdef MTRACK_FREE |
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45 | unsigned long bt_freed_stack[BT_MAXSTACK]; |
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46 | #endif |
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47 | #endif |
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48 | size_t size; |
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49 | int allocated_lineno; |
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50 | int freed_lineno; |
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51 | int flags; |
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52 | memHeap heap; |
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53 | char front_pattern[MM_NUMBER_OF_FRONT_PATTERNS]; |
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54 | void* data; |
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55 | } DBMCB; |
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56 | |
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57 | typedef DBMCB * pDBMCB; |
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58 | |
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59 | #define DebugOffsetFront (sizeof(DBMCB) - sizeof(void*)) |
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60 | #define DebugOffsetBack SIZEOF_VOIDP |
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61 | |
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62 | #define SizeFromRealSize( size ) (size - DebugOffsetFront - DebugOffsetBack) |
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63 | #define RealSizeFromSize( size ) (size + DebugOffsetFront + DebugOffsetBack) |
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64 | |
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65 | |
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66 | extern DBMCB mm_theDBused; |
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67 | extern DBMCB mm_theDBfree; |
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68 | |
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69 | extern void * mm_maxAddr; |
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70 | extern void * mm_minAddr; |
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71 | |
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72 | #define MM_INITFLAG 2 |
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73 | #define MM_FREEFLAG 4 |
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74 | #define MM_USEDFLAG 8 |
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75 | #define MM_CURRENTLY_USEDFLAG 16 |
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76 | #define MM_REFERENCEFLAG 32 |
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77 | |
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78 | void mmPrintFL( const char* fname, const int lineno ); |
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79 | void mmDBInitNewHeapPage(memHeap heap, memHeapPage page); |
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80 | int mmCheckDBMCB ( DBMCB * what, int size , int flags); |
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81 | void mmFillDBMCB(DBMCB* what, size_t size, memHeap heap, |
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82 | int flags, char* fname, int lineno); |
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83 | void mmDBSetHeapsOfBlocks(memHeap fromheap, memHeap toheap); |
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84 | void mmTakeOutDBMCB (DBMCB* what ); |
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85 | void mmMoveDBMCB ( pDBMCB from, pDBMCB to, DBMCB * what ); |
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86 | void mmMoveDBMCBInto ( pDBMCB to, pDBMCB what ); |
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87 | |
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88 | #else /* ! MDEBUG */ |
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89 | |
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90 | #define SizeFromRealSize( size ) (size) |
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91 | #define RealSizeFromSize( size ) (size) |
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92 | |
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93 | #endif /* MDEBUG */ |
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94 | |
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95 | /* Malloc and Free from/to system */ |
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96 | void* mmMallocFromSystem(size_t size); |
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97 | void* mmReallocFromSystem(void* addr, size_t new_size, size_t old_size); |
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98 | void mmFreeToSystem(void* addr, size_t size); |
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99 | |
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100 | void* mmVallocFromSystem(size_t size); |
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101 | void mmVfreeToSystem(void* page, size_t size); |
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102 | |
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103 | extern int mm_bytesMalloc; |
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104 | extern int mm_bytesValloc; |
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105 | #ifdef HAVE_SBRK |
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106 | extern unsigned long mm_SbrkInit; |
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107 | #endif |
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108 | |
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109 | void mmCheckPrint( void ); |
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110 | |
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111 | #define MM_PRINT_ALL_ADDR 1 |
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112 | #define MM_PRINT_ALL_STACK 2 |
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113 | |
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114 | /********************************************************************** |
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115 | * |
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116 | * Low-level heap routines |
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117 | * |
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118 | **********************************************************************/ |
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119 | /* size of max cunk of memory which is treated by "normal" (static) heaps */ |
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120 | #define MAX_BLOCK_SIZE (((SIZE_OF_HEAP_PAGE) / 16)*4) |
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121 | |
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122 | /* For Heap whose chunk size is greater than SIZE_OF_MAX_HEAP_CHUNK, |
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123 | AllocHeap defaults to Alloc and heap->page is counter of allocted chunks */ |
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124 | #ifndef MDEBUG |
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125 | #define MAX_HEAP_CHUNK_SIZE MAX_BLOCK_SIZE |
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126 | #else |
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127 | #define MAX_HEAP_CHUNK_SIZE RealSizeFromSize(MAX_BLOCK_SIZE) |
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128 | #endif |
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129 | |
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130 | #define mmGetHeapPageOfAddr(addr) (memHeapPage) mmGetPageOfAddr(addr) |
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131 | |
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132 | /* creates and initializes heap */ |
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133 | extern memHeap mmCreateHeap(size_t size); |
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134 | |
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135 | #ifndef HEAP_DEBUG |
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136 | /* UNCONDITIONALLY frees all pages of heap */ |
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137 | extern void mmClearHeap(memHeap heap); |
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138 | /* UNCONDITIONALLY Clears and destroys heap */ |
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139 | extern void mmDestroyHeap(memHeap *heap); |
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140 | #else |
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141 | #define mmClearHeap(h) mmDebugClearHeap(h, __FILE__, __LINE__) |
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142 | #define mmDestroyHeap(h) mmDebugDestroyHeap(h, __FILE__, __LINE__) |
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143 | void mmDebugClearHeap(memHeap heap, const char* fn, int line); |
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144 | void mmDebugDestroyHeap(memHeap *heap, const char* fn, int line); |
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145 | #endif |
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146 | |
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147 | /********************************************************************** |
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148 | * |
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149 | * Heap Management |
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150 | * |
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151 | **********************************************************************/ |
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152 | struct sip_memSpecHeap; |
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153 | typedef struct sip_memSpecHeap ip_memSpecHeap; |
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154 | typedef struct sip_memSpecHeap* memSpecHeap; |
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155 | |
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156 | struct sip_memSpecHeap |
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157 | { |
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158 | memSpecHeap next; /* pointer to next heap */ |
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159 | memHeap heap; /* pointer to heap itself */ |
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160 | size_t size; /* size of heap */ |
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161 | int ref; /* ref count */ |
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162 | }; |
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163 | |
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164 | |
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165 | #endif /* MM_PRIVATE_H */ |
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166 | |
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