[1] | 1 | // Copyright (c) Athena Dev Teams - Licensed under GNU GPL |
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| 2 | // For more information, see LICENCE in the main folder |
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| 3 | |
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| 4 | #ifndef _MALLOC_H_ |
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| 5 | #define _MALLOC_H_ |
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| 6 | |
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| 7 | #include "../common/cbasetypes.h" |
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| 8 | |
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| 9 | // Q: What are the 'a'-variant allocation functions? |
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| 10 | // A: They allocate memory from the stack, which is automatically |
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| 11 | // freed when the invoking function returns. |
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| 12 | // But it's not portable (http://c-faq.com/malloc/alloca.html) |
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| 13 | // and I have doubts our implementation works. |
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| 14 | // -> They should NOT be used, period. |
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| 15 | |
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| 16 | #define ALC_MARK __FILE__, __LINE__, __func__ |
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| 17 | |
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| 18 | // disable built-in memory manager when using another manager |
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| 19 | #if defined(MEMWATCH) || defined(DMALLOC) || defined(GCOLLECT) || defined(BCHECK) |
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| 20 | #if !defined(NO_MEMMGR) |
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| 21 | #define NO_MEMMGR |
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| 22 | #endif |
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| 23 | #endif |
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| 24 | |
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| 25 | // Use built-in memory manager by default |
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| 26 | #if !defined(NO_MEMMGR) && !defined(USE_MEMMGR) |
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| 27 | #define USE_MEMMGR |
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| 28 | #endif |
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| 29 | |
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| 30 | |
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| 31 | ////////////////////////////////////////////////////////////////////// |
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| 32 | // Athena's built-in Memory Manager |
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| 33 | #ifdef USE_MEMMGR |
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| 34 | |
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| 35 | // Enable memory manager logging by default |
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| 36 | #define LOG_MEMMGR |
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| 37 | |
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| 38 | # define aMalloc(n) _mmalloc(n,ALC_MARK) |
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| 39 | # define aMallocA(n) _mmalloc(n,ALC_MARK) |
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| 40 | # define aCalloc(m,n) _mcalloc(m,n,ALC_MARK) |
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| 41 | # define aCallocA(m,n) _mcalloc(m,n,ALC_MARK) |
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| 42 | # define aRealloc(p,n) _mrealloc(p,n,ALC_MARK) |
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| 43 | # define aStrdup(p) _mstrdup(p,ALC_MARK) |
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| 44 | # define aFree(p) _mfree(p,ALC_MARK) |
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| 45 | |
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| 46 | void* _mmalloc (size_t size, const char *file, int line, const char *func); |
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| 47 | void* _mcalloc (size_t num, size_t size, const char *file, int line, const char *func); |
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| 48 | void* _mrealloc (void *p, size_t size, const char *file, int line, const char *func); |
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| 49 | char* _mstrdup (const char *p, const char *file, int line, const char *func); |
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| 50 | void _mfree (void *p, const char *file, int line, const char *func); |
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| 51 | |
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| 52 | #else |
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| 53 | |
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| 54 | # define aMalloc(n) aMalloc_((n),ALC_MARK) |
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| 55 | # define aMallocA(n) aMallocA_((n),ALC_MARK) |
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| 56 | # define aCalloc(m,n) aCalloc_((m),(n),ALC_MARK) |
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| 57 | # define aCallocA(m,n) aCallocA_(m,n,ALC_MARK) |
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| 58 | # define aRealloc(p,n) aRealloc_(p,n,ALC_MARK) |
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| 59 | # define aStrdup(p) aStrdup_(p,ALC_MARK) |
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| 60 | # define aFree(p) aFree_(p,ALC_MARK) |
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| 61 | |
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| 62 | void* aMalloc_ (size_t size, const char *file, int line, const char *func); |
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| 63 | void* aMallocA_ (size_t size, const char *file, int line, const char *func); |
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| 64 | void* aCalloc_ (size_t num, size_t size, const char *file, int line, const char *func); |
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| 65 | void* aCallocA_ (size_t num, size_t size, const char *file, int line, const char *func); |
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| 66 | void* aRealloc_ (void *p, size_t size, const char *file, int line, const char *func); |
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| 67 | char* aStrdup_ (const char *p, const char *file, int line, const char *func); |
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| 68 | void aFree_ (void *p, const char *file, int line, const char *func); |
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| 69 | |
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| 70 | #endif |
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| 71 | |
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| 72 | ////////////// Memory Managers ////////////////// |
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| 73 | |
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| 74 | #if defined(MEMWATCH) |
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| 75 | |
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| 76 | # include "memwatch.h" |
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| 77 | # define MALLOC(n,file,line,func) mwMalloc((n),(file),(line)) |
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| 78 | # define MALLOCA(n,file,line,func) mwMalloc((n),(file),(line)) |
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| 79 | # define CALLOC(m,n,file,line,func) mwCalloc((m),(n),(file),(line)) |
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| 80 | # define CALLOCA(m,n,file,line,func) mwCalloc((m),(n),(file),(line)) |
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| 81 | # define REALLOC(p,n,file,line,func) mwRealloc((p),(n),(file),(line)) |
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| 82 | # define STRDUP(p,file,line,func) mwStrdup((p),(file),(line)) |
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| 83 | # define FREE(p,file,line,func) mwFree((p),(file),(line)) |
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| 84 | |
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| 85 | #elif defined(DMALLOC) |
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| 86 | |
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| 87 | # include "dmalloc.h" |
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| 88 | # define MALLOC(n,file,line,func) dmalloc_malloc((file),(line),(n),DMALLOC_FUNC_MALLOC,0,0) |
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| 89 | # define MALLOCA(n,file,line,func) dmalloc_malloc((file),(line),(n),DMALLOC_FUNC_MALLOC,0,0) |
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| 90 | # define CALLOC(m,n,file,line,func) dmalloc_malloc((file),(line),(m)*(n),DMALLOC_FUNC_CALLOC,0,0) |
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| 91 | # define CALLOCA(m,n,file,line,func) dmalloc_malloc((file),(line),(m)*(n),DMALLOC_FUNC_CALLOC,0,0) |
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| 92 | # define REALLOC(p,n,file,line,func) dmalloc_realloc((file),(line),(p),(n),DMALLOC_FUNC_REALLOC,0) |
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| 93 | # define STRDUP(p,file,line,func) strdup(p) |
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| 94 | # define FREE(p,file,line,func) free(p) |
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| 95 | |
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| 96 | #elif defined(GCOLLECT) |
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| 97 | |
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| 98 | # include "gc.h" |
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| 99 | # define MALLOC(n,file,line,func) GC_MALLOC(n) |
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| 100 | # define MALLOCA(n,file,line,func) GC_MALLOC_ATOMIC(n) |
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| 101 | # define CALLOC(m,n,file,line,func) _bcalloc((m),(n)) |
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| 102 | # define CALLOCA(m,n,file,line,func) _bcallocA((m),(n)) |
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| 103 | # define REALLOC(p,n,file,line,func) GC_REALLOC((p),(n)) |
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| 104 | # define STRDUP(p,file,line,func) _bstrdup(p) |
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| 105 | # define FREE(p,file,line,func) GC_FREE(p) |
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| 106 | |
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| 107 | void * _bcalloc(size_t, size_t); |
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| 108 | void * _bcallocA(size_t, size_t); |
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| 109 | char * _bstrdup(const char *); |
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| 110 | |
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| 111 | #elif defined(BCHECK) |
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| 112 | |
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| 113 | # define MALLOC(n,file,line,func) malloc(n) |
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| 114 | # define MALLOCA(n,file,line,func) malloc(n) |
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| 115 | # define CALLOC(m,n,file,line,func) calloc((m),(n)) |
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| 116 | # define CALLOCA(m,n,file,line,func) calloc((m),(n)) |
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| 117 | # define REALLOC(p,n,file,line,func) realloc((p),(n)) |
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| 118 | # define STRDUP(p,file,line,func) strdup(p) |
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| 119 | # define FREE(p,file,line,func) free(p) |
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| 120 | |
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| 121 | #else |
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| 122 | |
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| 123 | # define MALLOC(n,file,line,func) malloc(n) |
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| 124 | # define MALLOCA(n,file,line,func) malloc(n) |
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| 125 | # define CALLOC(m,n,file,line,func) calloc((m),(n)) |
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| 126 | # define CALLOCA(m,n,file,line,func) calloc((m),(n)) |
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| 127 | # define REALLOC(p,n,file,line,func) realloc((p),(n)) |
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| 128 | # define STRDUP(p,file,line,func) strdup(p) |
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| 129 | # define FREE(p,file,line,func) free(p) |
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| 130 | |
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| 131 | #endif |
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| 132 | |
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| 133 | /////////////// Buffer Creation ///////////////// |
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| 134 | // Full credit for this goes to Shinomori [Ajarn] |
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| 135 | |
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| 136 | #ifdef __GNUC__ // GCC has variable length arrays |
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| 137 | |
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| 138 | #define CREATE_BUFFER(name, type, size) type name[size] |
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| 139 | #define DELETE_BUFFER(name) |
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| 140 | |
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| 141 | #else // others don't, so we emulate them |
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| 142 | |
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| 143 | #define CREATE_BUFFER(name, type, size) type *name = (type *) aCalloc (size, sizeof(type)) |
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| 144 | #define DELETE_BUFFER(name) aFree(name) |
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| 145 | |
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| 146 | #endif |
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| 147 | |
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| 148 | ////////////// Others ////////////////////////// |
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| 149 | // should be merged with any of above later |
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| 150 | #define CREATE(result, type, number) (result) = (type *) aCalloc ((number), sizeof(type)) |
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| 151 | |
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| 152 | #define CREATE_A(result, type, number) (result) = (type *) aCallocA ((number), sizeof(type)) |
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| 153 | |
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| 154 | #define RECREATE(result, type, number) (result) = (type *) aRealloc ((result), sizeof(type) * (number)) |
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| 155 | |
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| 156 | //////////////////////////////////////////////// |
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| 157 | |
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| 158 | bool malloc_verify(void* ptr); |
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| 159 | size_t malloc_usage (void); |
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| 160 | void malloc_init (void); |
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| 161 | void malloc_final (void); |
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| 162 | |
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| 163 | #endif /* _MALLOC_H_ */ |
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