1 // Copyright 2016 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifdef BASE_ALLOCATOR_ALLOCATOR_SHIM_OVERRIDE_LINKER_WRAPPED_SYMBOLS_H_ 6 #error This header is meant to be included only once by allocator_shim.cc 7 #endif 8 #define BASE_ALLOCATOR_ALLOCATOR_SHIM_OVERRIDE_LINKER_WRAPPED_SYMBOLS_H_ 9 10 // This header overrides the __wrap_X symbols when using the link-time 11 // -Wl,-wrap,malloc shim-layer approach (see README.md). 12 // All references to malloc, free, etc. within the linker unit that gets the 13 // -wrap linker flags (e.g., libchrome.so) will be rewritten to the 14 // linker as references to __wrap_malloc, __wrap_free, which are defined here. 15 16 #include "base/allocator/allocator_shim_internals.h" 17 18 extern "C" { 19 20 SHIM_ALWAYS_EXPORT void* __wrap_calloc(size_t, size_t) 21 SHIM_ALIAS_SYMBOL(ShimCalloc); 22 23 SHIM_ALWAYS_EXPORT void __wrap_free(void*) 24 SHIM_ALIAS_SYMBOL(ShimFree); 25 26 SHIM_ALWAYS_EXPORT void* __wrap_malloc(size_t) 27 SHIM_ALIAS_SYMBOL(ShimMalloc); 28 29 SHIM_ALWAYS_EXPORT void* __wrap_memalign(size_t, size_t) 30 SHIM_ALIAS_SYMBOL(ShimMemalign); 31 32 SHIM_ALWAYS_EXPORT int __wrap_posix_memalign(void**, size_t, size_t) 33 SHIM_ALIAS_SYMBOL(ShimPosixMemalign); 34 35 SHIM_ALWAYS_EXPORT void* __wrap_pvalloc(size_t) 36 SHIM_ALIAS_SYMBOL(ShimPvalloc); 37 38 SHIM_ALWAYS_EXPORT void* __wrap_realloc(void*, size_t) 39 SHIM_ALIAS_SYMBOL(ShimRealloc); 40 41 SHIM_ALWAYS_EXPORT void* __wrap_valloc(size_t) 42 SHIM_ALIAS_SYMBOL(ShimValloc); 43 44 } // extern "C" 45