1 1.1 christos #ifndef JEMALLOC_H_ 2 1.1 christos #define JEMALLOC_H_ 3 1.1 christos #pragma GCC system_header 4 1.1 christos 5 1.1 christos /* Defined if __attribute__((...)) syntax is supported. */ 6 1.1 christos #define JEMALLOC_HAVE_ATTR 7 1.1 christos 8 1.1 christos /* Defined if alloc_size attribute is supported. */ 9 1.1 christos #define JEMALLOC_HAVE_ATTR_ALLOC_SIZE 10 1.1 christos 11 1.1 christos /* Defined if format_arg(...) attribute is supported. */ 12 1.1 christos #define JEMALLOC_HAVE_ATTR_FORMAT_ARG 13 1.1 christos 14 1.1 christos /* Defined if format(gnu_printf, ...) attribute is supported. */ 15 1.1 christos #ifndef __clang__ 16 1.1 christos #define JEMALLOC_HAVE_ATTR_FORMAT_GNU_PRINTF 17 1.1 christos #endif 18 1.1 christos 19 1.1 christos /* Defined if format(printf, ...) attribute is supported. */ 20 1.1 christos #define JEMALLOC_HAVE_ATTR_FORMAT_PRINTF 21 1.1 christos 22 1.1 christos /* Defined if fallthrough attribute is supported. */ 23 1.1 christos #define JEMALLOC_HAVE_ATTR_FALLTHROUGH 24 1.1 christos 25 1.1 christos /* Defined if cold attribute is supported. */ 26 1.1 christos #define JEMALLOC_HAVE_ATTR_COLD 27 1.1 christos 28 1.1 christos /* Defined if deprecated attribute is supported. */ 29 1.1 christos #define JEMALLOC_HAVE_ATTR_DEPRECATED 30 1.1 christos 31 1.1 christos /* 32 1.1 christos * Define overrides for non-standard allocator-related functions if they are 33 1.1 christos * present on the system. 34 1.1 christos */ 35 1.1 christos /* #undef JEMALLOC_OVERRIDE_MEMALIGN */ 36 1.1 christos #define JEMALLOC_OVERRIDE_VALLOC 37 1.1 christos /* #undef JEMALLOC_OVERRIDE_PVALLOC */ 38 1.1 christos 39 1.1 christos /* 40 1.1 christos * At least Linux omits the "const" in: 41 1.1 christos * 42 1.1 christos * size_t malloc_usable_size(const void *ptr); 43 1.1 christos * 44 1.1 christos * Match the operating system's prototype. 45 1.1 christos */ 46 1.1 christos #define JEMALLOC_USABLE_SIZE_CONST const 47 1.1 christos 48 1.1 christos /* 49 1.1 christos * If defined, specify throw() for the public function prototypes when compiling 50 1.1 christos * with C++. The only justification for this is to match the prototypes that 51 1.1 christos * glibc defines. 52 1.1 christos */ 53 1.1 christos /* #undef JEMALLOC_USE_CXX_THROW */ 54 1.1 christos 55 1.1 christos /* 56 1.1 christos * If undefined, disables reading configuration from environment variable or file 57 1.1 christos */ 58 1.1 christos #define JEMALLOC_CONFIG_ENV 59 1.1 christos #define JEMALLOC_CONFIG_FILE 60 1.1 christos 61 1.1 christos #ifdef _MSC_VER 62 1.1 christos # ifdef _WIN64 63 1.1 christos # define LG_SIZEOF_PTR_WIN 3 64 1.1 christos # else 65 1.1 christos # define LG_SIZEOF_PTR_WIN 2 66 1.1 christos # endif 67 1.1 christos #endif 68 1.1 christos 69 1.1 christos /* sizeof(void *) == 2^LG_SIZEOF_PTR. */ 70 1.1 christos #ifdef _LP64 71 1.1 christos #define LG_SIZEOF_PTR 3 72 1.1 christos #else 73 1.1 christos #define LG_SIZEOF_PTR 2 74 1.1 christos #endif 75 1.1 christos 76 1.1 christos /* 77 1.1 christos * Name mangling for public symbols is controlled by --with-mangling and 78 1.1 christos * --with-jemalloc-prefix. With default settings the je_ prefix is stripped by 79 1.1 christos * these macro definitions. 80 1.1 christos */ 81 1.1 christos #ifndef JEMALLOC_NO_RENAME 82 1.1 christos # define je_aligned_alloc aligned_alloc 83 1.1 christos # define je_calloc calloc 84 1.1 christos # define je_free free 85 1.1 christos # define je_malloc malloc 86 1.1 christos # define je_posix_memalign posix_memalign 87 1.1 christos # define je_realloc realloc 88 1.1 christos # define je_valloc valloc 89 1.1 christos 90 1.1 christos # ifndef JEMALLOC_PROTECT_NOSTD 91 1.1 christos # define je_dallocx dallocx 92 1.1 christos # define je_free_sized free_sized 93 1.1 christos # define je_free_aligned_sized free_aligned_sized 94 1.1 christos # define je_mallctl mallctl 95 1.1 christos # define je_mallctlbymib mallctlbymib 96 1.1 christos # define je_mallctlnametomib mallctlnametomib 97 1.1 christos # define je_malloc_conf malloc_conf 98 1.1 christos # define je_malloc_conf_get malloc_conf_get 99 1.1 christos # define je_malloc_conf_set malloc_conf_set 100 1.1 christos # define je_malloc_conf_2_conf_harder malloc_conf_2_conf_harder 101 1.1 christos # define je_malloc_message malloc_message 102 1.1 christos # define je_malloc_message_get malloc_message_get 103 1.1 christos # define je_malloc_message_set malloc_message_set 104 1.1 christos # define je_malloc_stats_print malloc_stats_print 105 1.1 christos # define je_malloc_usable_size malloc_usable_size 106 1.1 christos # define je_mallocx mallocx 107 1.1 christos # define je_smallocx_81034ce1f1373e37dc865038e1bc8eeecf559ce8 smallocx_81034ce1f1373e37dc865038e1bc8eeecf559ce8 108 1.1 christos # define je_nallocx nallocx 109 1.1 christos # define je_rallocx rallocx 110 1.1 christos # define je_sallocx sallocx 111 1.1 christos # define je_sdallocx sdallocx 112 1.1 christos # define je_xallocx xallocx 113 1.1 christos #else 114 1.1 christos # define je_dallocx __je_dallocx 115 1.1 christos # define je_free_sized __je_free_sized 116 1.1 christos # define je_free_aligned_sized __je_free_aligned_sized 117 1.1 christos # define je_mallctl __je_mallctl 118 1.1 christos # define je_mallctlbymib __je_mallctlbymib 119 1.1 christos # define je_mallctlnametomib __je_mallctlnametomib 120 1.1 christos # define je_malloc_conf __je_malloc_conf 121 1.1 christos # define je_malloc_conf_get __je_malloc_conf_get 122 1.1 christos # define je_malloc_conf_set __je_malloc_conf_set 123 1.1 christos # define je_malloc_conf_2_conf_harder __je_malloc_conf_2_conf_harder 124 1.1 christos # define je_malloc_message __je_malloc_message 125 1.1 christos # define je_malloc_message_get __je_malloc_message_get 126 1.1 christos # define je_malloc_message_set __je_malloc_message_set 127 1.1 christos # define je_malloc_stats_print __je_malloc_stats_print 128 1.1 christos # define je_malloc_usable_size __je_malloc_usable_size 129 1.1 christos # define je_mallocx __je_mallocx 130 1.1 christos # define je_smallocx_81034ce1f1373e37dc865038e1bc8eeecf559ce8 __je_smallocx_81034ce1f1373e37dc865038e1bc8eeecf559ce8 131 1.1 christos # define je_nallocx __je_nallocx 132 1.1 christos # define je_rallocx __je_rallocx 133 1.1 christos # define je_sallocx __je_sallocx 134 1.1 christos # define je_sdallocx __je_sdallocx 135 1.1 christos # define je_xallocx __je_xallocx 136 1.1 christos #endif 137 1.1 christos #endif 138 1.1 christos 139 1.1 christos #include <stdlib.h> 140 1.1 christos #include <stdbool.h> 141 1.1 christos #include <stdint.h> 142 1.1 christos #include <limits.h> 143 1.1 christos #include <strings.h> 144 1.1 christos 145 1.1 christos #define JEMALLOC_VERSION "5.3.1-0-g81034ce1f1373e37dc865038e1bc8eeecf559ce8" 146 1.1 christos #define JEMALLOC_VERSION_MAJOR 5 147 1.1 christos #define JEMALLOC_VERSION_MINOR 3 148 1.1 christos #define JEMALLOC_VERSION_BUGFIX 1 149 1.1 christos #define JEMALLOC_VERSION_NREV 0 150 1.1 christos #define JEMALLOC_VERSION_GID "81034ce1f1373e37dc865038e1bc8eeecf559ce8" 151 1.1 christos #define JEMALLOC_VERSION_GID_IDENT 81034ce1f1373e37dc865038e1bc8eeecf559ce8 152 1.1 christos 153 1.1 christos #define MALLOCX_LG_ALIGN(la) ((int)(la)) 154 1.1 christos #if LG_SIZEOF_PTR == 2 155 1.1 christos # define MALLOCX_ALIGN(a) ((int)(ffs((int)(a))-1)) 156 1.1 christos #else 157 1.1 christos # define MALLOCX_ALIGN(a) \ 158 1.1 christos ((int)(((size_t)(a) < (size_t)INT_MAX) ? ffs((int)(a))-1 : \ 159 1.1 christos ffs((int)(((size_t)(a))>>32))+31)) 160 1.1 christos #endif 161 1.1 christos #define MALLOCX_ZERO ((int)0x40) 162 1.1 christos /* 163 1.1 christos * Bias tcache index bits so that 0 encodes "automatic tcache management", and 1 164 1.1 christos * encodes MALLOCX_TCACHE_NONE. 165 1.1 christos */ 166 1.1 christos #define MALLOCX_TCACHE(tc) ((int)(((tc)+2) << 8)) 167 1.1 christos #define MALLOCX_TCACHE_NONE MALLOCX_TCACHE(-1) 168 1.1 christos /* 169 1.1 christos * Bias arena index bits so that 0 encodes "use an automatically chosen arena". 170 1.1 christos */ 171 1.1 christos #define MALLOCX_ARENA(a) ((((int)(a))+1) << 20) 172 1.1 christos 173 1.1 christos /* 174 1.1 christos * Use as arena index in "arena.<i>.{purge,decay,dss}" and 175 1.1 christos * "stats.arenas.<i>.*" mallctl interfaces to select all arenas. This 176 1.1 christos * definition is intentionally specified in raw decimal format to support 177 1.1 christos * cpp-based string concatenation, e.g. 178 1.1 christos * 179 1.1 christos * #define STRINGIFY_HELPER(x) #x 180 1.1 christos * #define STRINGIFY(x) STRINGIFY_HELPER(x) 181 1.1 christos * 182 1.1 christos * mallctl("arena." STRINGIFY(MALLCTL_ARENAS_ALL) ".purge", NULL, NULL, NULL, 183 1.1 christos * 0); 184 1.1 christos */ 185 1.1 christos #define MALLCTL_ARENAS_ALL 4096 186 1.1 christos /* 187 1.1 christos * Use as arena index in "stats.arenas.<i>.*" mallctl interfaces to select 188 1.1 christos * destroyed arenas. 189 1.1 christos */ 190 1.1 christos #define MALLCTL_ARENAS_DESTROYED 4097 191 1.1 christos 192 1.1 christos #if defined(__cplusplus) && defined(JEMALLOC_USE_CXX_THROW) 193 1.1 christos # define JEMALLOC_CXX_THROW noexcept (true) 194 1.1 christos #else 195 1.1 christos # define JEMALLOC_CXX_THROW 196 1.1 christos #endif 197 1.1 christos 198 1.1 christos #if defined(_MSC_VER) 199 1.1 christos # define JEMALLOC_ATTR(s) 200 1.1 christos # define JEMALLOC_ALIGNED(s) __declspec(align(s)) 201 1.1 christos # define JEMALLOC_ALLOC_SIZE(s) 202 1.1 christos # define JEMALLOC_ALLOC_SIZE2(s1, s2) 203 1.1 christos # ifndef JEMALLOC_EXPORT 204 1.1 christos # ifdef DLLEXPORT 205 1.1 christos # define JEMALLOC_EXPORT __declspec(dllexport) 206 1.1 christos # else 207 1.1 christos # define JEMALLOC_EXPORT __declspec(dllimport) 208 1.1 christos # endif 209 1.1 christos # endif 210 1.1 christos # define JEMALLOC_FORMAT_ARG(i) 211 1.1 christos # define JEMALLOC_FORMAT_PRINTF(s, i) 212 1.1 christos # define JEMALLOC_FALLTHROUGH 213 1.1 christos # define JEMALLOC_NOINLINE __declspec(noinline) 214 1.1 christos # ifdef __cplusplus 215 1.1 christos # define JEMALLOC_NOTHROW __declspec(nothrow) 216 1.1 christos # else 217 1.1 christos # define JEMALLOC_NOTHROW 218 1.1 christos # endif 219 1.1 christos # define JEMALLOC_SECTION(s) __declspec(allocate(s)) 220 1.1 christos # define JEMALLOC_RESTRICT_RETURN __declspec(restrict) 221 1.1 christos # if _MSC_VER >= 1900 && !defined(__EDG__) 222 1.1 christos # define JEMALLOC_ALLOCATOR __declspec(allocator) 223 1.1 christos # else 224 1.1 christos # define JEMALLOC_ALLOCATOR 225 1.1 christos # endif 226 1.1 christos # define JEMALLOC_COLD 227 1.1 christos # define JEMALLOC_WARN_ON_USAGE(warning_message) 228 1.1 christos #elif defined(JEMALLOC_HAVE_ATTR) 229 1.1 christos # define JEMALLOC_ATTR(s) __attribute__((s)) 230 1.1 christos # define JEMALLOC_ALIGNED(s) JEMALLOC_ATTR(aligned(s)) 231 1.1 christos # ifdef JEMALLOC_HAVE_ATTR_ALLOC_SIZE 232 1.1 christos # define JEMALLOC_ALLOC_SIZE(s) JEMALLOC_ATTR(alloc_size(s)) 233 1.1 christos # define JEMALLOC_ALLOC_SIZE2(s1, s2) JEMALLOC_ATTR(alloc_size(s1, s2)) 234 1.1 christos # else 235 1.1 christos # define JEMALLOC_ALLOC_SIZE(s) 236 1.1 christos # define JEMALLOC_ALLOC_SIZE2(s1, s2) 237 1.1 christos # endif 238 1.1 christos # ifndef JEMALLOC_EXPORT 239 1.1 christos # define JEMALLOC_EXPORT JEMALLOC_ATTR(visibility("default")) 240 1.1 christos # endif 241 1.1 christos # ifdef JEMALLOC_HAVE_ATTR_FORMAT_ARG 242 1.1 christos # define JEMALLOC_FORMAT_ARG(i) JEMALLOC_ATTR(__format_arg__(3)) 243 1.1 christos # else 244 1.1 christos # define JEMALLOC_FORMAT_ARG(i) 245 1.1 christos # endif 246 1.1 christos # ifdef JEMALLOC_HAVE_ATTR_FORMAT_GNU_PRINTF 247 1.1 christos # define JEMALLOC_FORMAT_PRINTF(s, i) JEMALLOC_ATTR(format(gnu_printf, s, i)) 248 1.1 christos # elif defined(JEMALLOC_HAVE_ATTR_FORMAT_PRINTF) 249 1.1 christos # define JEMALLOC_FORMAT_PRINTF(s, i) JEMALLOC_ATTR(format(printf, s, i)) 250 1.1 christos # else 251 1.1 christos # define JEMALLOC_FORMAT_PRINTF(s, i) 252 1.1 christos # endif 253 1.1 christos # ifdef JEMALLOC_HAVE_ATTR_FALLTHROUGH 254 1.1 christos # define JEMALLOC_FALLTHROUGH JEMALLOC_ATTR(fallthrough) 255 1.1 christos # else 256 1.1 christos # define JEMALLOC_FALLTHROUGH 257 1.1 christos # endif 258 1.1 christos # define JEMALLOC_NOINLINE JEMALLOC_ATTR(noinline) 259 1.1 christos # define JEMALLOC_NOTHROW JEMALLOC_ATTR(nothrow) 260 1.1 christos # define JEMALLOC_SECTION(s) JEMALLOC_ATTR(section(s)) 261 1.1 christos # define JEMALLOC_RESTRICT_RETURN 262 1.1 christos # define JEMALLOC_ALLOCATOR 263 1.1 christos # ifdef JEMALLOC_HAVE_ATTR_COLD 264 1.1 christos # define JEMALLOC_COLD JEMALLOC_ATTR(__cold__) 265 1.1 christos # else 266 1.1 christos # define JEMALLOC_COLD 267 1.1 christos # endif 268 1.1 christos # ifdef JEMALLOC_HAVE_ATTR_DEPRECATED 269 1.1 christos # define JEMALLOC_WARN_ON_USAGE(warning_message) JEMALLOC_ATTR(deprecated(warning_message)) 270 1.1 christos # else 271 1.1 christos # define JEMALLOC_WARN_ON_USAGE(warning_message) 272 1.1 christos # endif 273 1.1 christos #else 274 1.1 christos # define JEMALLOC_ATTR(s) 275 1.1 christos # define JEMALLOC_ALIGNED(s) 276 1.1 christos # define JEMALLOC_ALLOC_SIZE(s) 277 1.1 christos # define JEMALLOC_ALLOC_SIZE2(s1, s2) 278 1.1 christos # define JEMALLOC_EXPORT 279 1.1 christos # define JEMALLOC_FORMAT_PRINTF(s, i) 280 1.1 christos # define JEMALLOC_FALLTHROUGH 281 1.1 christos # define JEMALLOC_NOINLINE 282 1.1 christos # define JEMALLOC_NOTHROW 283 1.1 christos # define JEMALLOC_SECTION(s) 284 1.1 christos # define JEMALLOC_RESTRICT_RETURN 285 1.1 christos # define JEMALLOC_ALLOCATOR 286 1.1 christos # define JEMALLOC_COLD 287 1.1 christos # define JEMALLOC_WARN_ON_USAGE(warning_message) 288 1.1 christos #endif 289 1.1 christos 290 1.1 christos #if (defined(__APPLE__) || defined(__FreeBSD__) || defined(__OpenBSD__) || (defined(__linux__) && !defined(__GLIBC__))) && !defined(JEMALLOC_NO_RENAME) 291 1.1 christos # define JEMALLOC_SYS_NOTHROW 292 1.1 christos #else 293 1.1 christos # define JEMALLOC_SYS_NOTHROW JEMALLOC_NOTHROW 294 1.1 christos #endif 295 1.1 christos 296 1.1 christos /* 297 1.1 christos * The je_ prefix on the following public symbol declarations is an artifact 298 1.1 christos * of namespace management, and should be omitted in application code unless 299 1.1 christos * JEMALLOC_NO_DEMANGLE is defined (see jemalloc_mangle.h). 300 1.1 christos */ 301 1.1 christos #ifdef __cplusplus 302 1.1 christos extern "C" { 303 1.1 christos #endif 304 1.1 christos 305 1.1 christos extern JEMALLOC_EXPORT const char *je_malloc_conf; 306 1.1 christos extern JEMALLOC_EXPORT const char *je_malloc_conf_2_conf_harder; 307 1.1 christos extern JEMALLOC_EXPORT void (*je_malloc_message)(void *cbopaque, 308 1.1 christos const char *s); 309 1.1 christos extern JEMALLOC_EXPORT const char *je_malloc_conf_get(void); 310 1.1 christos extern JEMALLOC_EXPORT void je_malloc_conf_set(const char *); 311 1.1 christos extern JEMALLOC_EXPORT void (*je_malloc_message_get(void)) 312 1.1 christos (void *cbopaque, const char *s); 313 1.1 christos extern JEMALLOC_EXPORT void je_malloc_message_set( 314 1.1 christos void (*)(void *cbopaque, const char *s)); 315 1.1 christos 316 1.1 christos 317 1.1 christos JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN 318 1.1 christos void JEMALLOC_SYS_NOTHROW *je_malloc(size_t size) 319 1.1 christos JEMALLOC_CXX_THROW JEMALLOC_ATTR(malloc) JEMALLOC_ALLOC_SIZE(1); 320 1.1 christos JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN 321 1.1 christos void JEMALLOC_SYS_NOTHROW *je_calloc(size_t num, size_t size) 322 1.1 christos JEMALLOC_CXX_THROW JEMALLOC_ATTR(malloc) JEMALLOC_ALLOC_SIZE2(1, 2); 323 1.1 christos JEMALLOC_EXPORT int JEMALLOC_SYS_NOTHROW je_posix_memalign( 324 1.1 christos void **memptr, size_t alignment, size_t size) JEMALLOC_CXX_THROW 325 1.1 christos JEMALLOC_ATTR(nonnull(1)); 326 1.1 christos JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN 327 1.1 christos void JEMALLOC_SYS_NOTHROW *je_aligned_alloc(size_t alignment, 328 1.1 christos size_t size) JEMALLOC_CXX_THROW JEMALLOC_ATTR(malloc) 329 1.1 christos JEMALLOC_ALLOC_SIZE(2); 330 1.1 christos JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN 331 1.1 christos void JEMALLOC_SYS_NOTHROW *je_realloc(void *ptr, size_t size) 332 1.1 christos JEMALLOC_CXX_THROW JEMALLOC_ALLOC_SIZE(2); 333 1.1 christos JEMALLOC_EXPORT void JEMALLOC_SYS_NOTHROW je_free(void *ptr) 334 1.1 christos JEMALLOC_CXX_THROW; 335 1.1 christos JEMALLOC_EXPORT void JEMALLOC_NOTHROW je_free_sized(void *ptr, size_t size); 336 1.1 christos JEMALLOC_EXPORT void JEMALLOC_NOTHROW je_free_aligned_sized( 337 1.1 christos void *ptr, size_t alignment, size_t size); 338 1.1 christos 339 1.1 christos JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN 340 1.1 christos void JEMALLOC_NOTHROW *je_mallocx(size_t size, int flags) 341 1.1 christos JEMALLOC_ATTR(malloc) JEMALLOC_ALLOC_SIZE(1); 342 1.1 christos JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN 343 1.1 christos void JEMALLOC_NOTHROW *je_rallocx(void *ptr, size_t size, 344 1.1 christos int flags) JEMALLOC_ALLOC_SIZE(2); 345 1.1 christos JEMALLOC_EXPORT size_t JEMALLOC_NOTHROW je_xallocx(void *ptr, size_t size, 346 1.1 christos size_t extra, int flags); 347 1.1 christos JEMALLOC_EXPORT size_t JEMALLOC_NOTHROW je_sallocx(const void *ptr, 348 1.1 christos int flags) JEMALLOC_ATTR(pure); 349 1.1 christos JEMALLOC_EXPORT void JEMALLOC_NOTHROW je_dallocx(void *ptr, int flags); 350 1.1 christos JEMALLOC_EXPORT void JEMALLOC_NOTHROW je_sdallocx(void *ptr, size_t size, 351 1.1 christos int flags); 352 1.1 christos JEMALLOC_EXPORT size_t JEMALLOC_NOTHROW je_nallocx(size_t size, int flags) 353 1.1 christos JEMALLOC_ATTR(pure); 354 1.1 christos 355 1.1 christos JEMALLOC_EXPORT int JEMALLOC_NOTHROW je_mallctl(const char *name, 356 1.1 christos void *oldp, size_t *oldlenp, void *newp, size_t newlen); 357 1.1 christos JEMALLOC_EXPORT int JEMALLOC_NOTHROW je_mallctlnametomib(const char *name, 358 1.1 christos size_t *mibp, size_t *miblenp); 359 1.1 christos JEMALLOC_EXPORT int JEMALLOC_NOTHROW je_mallctlbymib(const size_t *mib, 360 1.1 christos size_t miblen, void *oldp, size_t *oldlenp, void *newp, size_t newlen); 361 1.1 christos JEMALLOC_EXPORT void JEMALLOC_NOTHROW je_malloc_stats_print( 362 1.1 christos void (*write_cb)(void *, const char *), void *je_cbopaque, 363 1.1 christos const char *opts); 364 1.1 christos JEMALLOC_EXPORT size_t JEMALLOC_NOTHROW je_malloc_usable_size( 365 1.1 christos JEMALLOC_USABLE_SIZE_CONST void *ptr) JEMALLOC_CXX_THROW; 366 1.1 christos #ifdef JEMALLOC_HAVE_MALLOC_SIZE 367 1.1 christos JEMALLOC_EXPORT size_t JEMALLOC_NOTHROW je_malloc_size( 368 1.1 christos const void *ptr); 369 1.1 christos #endif 370 1.1 christos 371 1.1 christos #ifdef JEMALLOC_OVERRIDE_MEMALIGN 372 1.1 christos JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN 373 1.1 christos void JEMALLOC_SYS_NOTHROW *je_memalign(size_t alignment, size_t size) 374 1.1 christos JEMALLOC_CXX_THROW JEMALLOC_ATTR(malloc); 375 1.1 christos #endif 376 1.1 christos 377 1.1 christos #ifdef JEMALLOC_OVERRIDE_VALLOC 378 1.1 christos JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN 379 1.1 christos void JEMALLOC_SYS_NOTHROW *je_valloc(size_t size) JEMALLOC_CXX_THROW 380 1.1 christos JEMALLOC_ATTR(malloc); 381 1.1 christos #endif 382 1.1 christos 383 1.1 christos #ifdef JEMALLOC_OVERRIDE_PVALLOC 384 1.1 christos JEMALLOC_EXPORT JEMALLOC_ALLOCATOR JEMALLOC_RESTRICT_RETURN 385 1.1 christos void JEMALLOC_SYS_NOTHROW *je_pvalloc(size_t size) JEMALLOC_CXX_THROW 386 1.1 christos JEMALLOC_ATTR(malloc); 387 1.1 christos #endif 388 1.1 christos 389 1.1 christos #ifdef __cplusplus 390 1.1 christos } 391 1.1 christos #endif 392 1.1 christos 393 1.1 christos #ifdef __cplusplus 394 1.1 christos extern "C" { 395 1.1 christos #endif 396 1.1 christos 397 1.1 christos typedef struct extent_hooks_s extent_hooks_t; 398 1.1 christos 399 1.1 christos /* 400 1.1 christos * void * 401 1.1 christos * extent_alloc(extent_hooks_t *extent_hooks, void *new_addr, size_t size, 402 1.1 christos * size_t alignment, bool *zero, bool *commit, unsigned arena_ind); 403 1.1 christos */ 404 1.1 christos typedef void *(extent_alloc_t)(extent_hooks_t *, void *, size_t, size_t, bool *, 405 1.1 christos bool *, unsigned); 406 1.1 christos 407 1.1 christos /* 408 1.1 christos * bool 409 1.1 christos * extent_dalloc(extent_hooks_t *extent_hooks, void *addr, size_t size, 410 1.1 christos * bool committed, unsigned arena_ind); 411 1.1 christos */ 412 1.1 christos typedef bool (extent_dalloc_t)(extent_hooks_t *, void *, size_t, bool, 413 1.1 christos unsigned); 414 1.1 christos 415 1.1 christos /* 416 1.1 christos * void 417 1.1 christos * extent_destroy(extent_hooks_t *extent_hooks, void *addr, size_t size, 418 1.1 christos * bool committed, unsigned arena_ind); 419 1.1 christos */ 420 1.1 christos typedef void (extent_destroy_t)(extent_hooks_t *, void *, size_t, bool, 421 1.1 christos unsigned); 422 1.1 christos 423 1.1 christos /* 424 1.1 christos * bool 425 1.1 christos * extent_commit(extent_hooks_t *extent_hooks, void *addr, size_t size, 426 1.1 christos * size_t offset, size_t length, unsigned arena_ind); 427 1.1 christos */ 428 1.1 christos typedef bool (extent_commit_t)(extent_hooks_t *, void *, size_t, size_t, size_t, 429 1.1 christos unsigned); 430 1.1 christos 431 1.1 christos /* 432 1.1 christos * bool 433 1.1 christos * extent_decommit(extent_hooks_t *extent_hooks, void *addr, size_t size, 434 1.1 christos * size_t offset, size_t length, unsigned arena_ind); 435 1.1 christos */ 436 1.1 christos typedef bool (extent_decommit_t)(extent_hooks_t *, void *, size_t, size_t, 437 1.1 christos size_t, unsigned); 438 1.1 christos 439 1.1 christos /* 440 1.1 christos * bool 441 1.1 christos * extent_purge(extent_hooks_t *extent_hooks, void *addr, size_t size, 442 1.1 christos * size_t offset, size_t length, unsigned arena_ind); 443 1.1 christos */ 444 1.1 christos typedef bool (extent_purge_t)(extent_hooks_t *, void *, size_t, size_t, size_t, 445 1.1 christos unsigned); 446 1.1 christos 447 1.1 christos /* 448 1.1 christos * bool 449 1.1 christos * extent_split(extent_hooks_t *extent_hooks, void *addr, size_t size, 450 1.1 christos * size_t size_a, size_t size_b, bool committed, unsigned arena_ind); 451 1.1 christos */ 452 1.1 christos typedef bool (extent_split_t)(extent_hooks_t *, void *, size_t, size_t, size_t, 453 1.1 christos bool, unsigned); 454 1.1 christos 455 1.1 christos /* 456 1.1 christos * bool 457 1.1 christos * extent_merge(extent_hooks_t *extent_hooks, void *addr_a, size_t size_a, 458 1.1 christos * void *addr_b, size_t size_b, bool committed, unsigned arena_ind); 459 1.1 christos */ 460 1.1 christos typedef bool (extent_merge_t)(extent_hooks_t *, void *, size_t, void *, size_t, 461 1.1 christos bool, unsigned); 462 1.1 christos 463 1.1 christos struct extent_hooks_s { 464 1.1 christos extent_alloc_t *alloc; 465 1.1 christos extent_dalloc_t *dalloc; 466 1.1 christos extent_destroy_t *destroy; 467 1.1 christos extent_commit_t *commit; 468 1.1 christos extent_decommit_t *decommit; 469 1.1 christos extent_purge_t *purge_lazy; 470 1.1 christos extent_purge_t *purge_forced; 471 1.1 christos extent_split_t *split; 472 1.1 christos extent_merge_t *merge; 473 1.1 christos }; 474 1.1 christos 475 1.1 christos #ifdef __cplusplus 476 1.1 christos } 477 1.1 christos #endif 478 1.1 christos 479 1.1 christos /* 480 1.1 christos * By default application code must explicitly refer to mangled symbol names, 481 1.1 christos * so that it is possible to use jemalloc in conjunction with another allocator 482 1.1 christos * in the same application. Define JEMALLOC_MANGLE in order to cause automatic 483 1.1 christos * name mangling that matches the API prefixing that happened as a result of 484 1.1 christos * --with-mangling and/or --with-jemalloc-prefix configuration settings. 485 1.1 christos */ 486 1.1 christos #ifdef JEMALLOC_MANGLE 487 1.1 christos # ifndef JEMALLOC_NO_DEMANGLE 488 1.1 christos # define JEMALLOC_NO_DEMANGLE 489 1.1 christos # endif 490 1.1 christos # define aligned_alloc je_aligned_alloc 491 1.1 christos # define calloc je_calloc 492 1.1 christos # define dallocx je_dallocx 493 1.1 christos # define free je_free 494 1.1 christos # define free_sized je_free_sized 495 1.1 christos # define free_aligned_sized je_free_aligned_sized 496 1.1 christos # define mallctl je_mallctl 497 1.1 christos # define mallctlbymib je_mallctlbymib 498 1.1 christos # define mallctlnametomib je_mallctlnametomib 499 1.1 christos # define malloc je_malloc 500 1.1 christos # define malloc_conf je_malloc_conf 501 1.1 christos # define malloc_conf_2_conf_harder je_malloc_conf_2_conf_harder 502 1.1 christos # define malloc_message je_malloc_message 503 1.1 christos # define malloc_stats_print je_malloc_stats_print 504 1.1 christos # define malloc_usable_size je_malloc_usable_size 505 1.1 christos # define mallocx je_mallocx 506 1.1 christos # define smallocx_81034ce1f1373e37dc865038e1bc8eeecf559ce8 je_smallocx_81034ce1f1373e37dc865038e1bc8eeecf559ce8 507 1.1 christos # define nallocx je_nallocx 508 1.1 christos # define posix_memalign je_posix_memalign 509 1.1 christos # define rallocx je_rallocx 510 1.1 christos # define realloc je_realloc 511 1.1 christos # define sallocx je_sallocx 512 1.1 christos # define sdallocx je_sdallocx 513 1.1 christos # define xallocx je_xallocx 514 1.1 christos # define valloc je_valloc 515 1.1 christos #endif 516 1.1 christos 517 1.1 christos /* 518 1.1 christos * The je_* macros can be used as stable alternative names for the 519 1.1 christos * public jemalloc API if JEMALLOC_NO_DEMANGLE is defined. This is primarily 520 1.1 christos * meant for use in jemalloc itself, but it can be used by application code to 521 1.1 christos * provide isolation from the name mangling specified via --with-mangling 522 1.1 christos * and/or --with-jemalloc-prefix. 523 1.1 christos */ 524 1.1 christos #ifndef JEMALLOC_NO_DEMANGLE 525 1.1 christos # undef je_aligned_alloc 526 1.1 christos # undef je_calloc 527 1.1 christos # undef je_dallocx 528 1.1 christos # undef je_free 529 1.1 christos # undef je_free_sized 530 1.1 christos # undef je_free_aligned_sized 531 1.1 christos # undef je_mallctl 532 1.1 christos # undef je_mallctlbymib 533 1.1 christos # undef je_mallctlnametomib 534 1.1 christos # undef je_malloc 535 1.1 christos # undef je_malloc_conf 536 1.1 christos # undef je_malloc_conf_2_conf_harder 537 1.1 christos # undef je_malloc_message 538 1.1 christos # undef je_malloc_stats_print 539 1.1 christos # undef je_malloc_usable_size 540 1.1 christos # undef je_mallocx 541 1.1 christos # undef je_smallocx_81034ce1f1373e37dc865038e1bc8eeecf559ce8 542 1.1 christos # undef je_nallocx 543 1.1 christos # undef je_posix_memalign 544 1.1 christos # undef je_rallocx 545 1.1 christos # undef je_realloc 546 1.1 christos # undef je_sallocx 547 1.1 christos # undef je_sdallocx 548 1.1 christos # undef je_xallocx 549 1.1 christos # undef je_valloc 550 1.1 christos #endif 551 1.1 christos 552 1.1 christos #endif /* JEMALLOC_H_ */ 553