michael@0: /* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  *
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /* declarations needed by both nsTraceMalloc.c and nsWinTraceMalloc.cpp */
michael@0: 
michael@0: #ifndef NSTRACEMALLOCCALLBACKS_H
michael@0: #define NSTRACEMALLOCCALLBACKS_H
michael@0: 
michael@0: #include <stdint.h>
michael@0: #include <stdlib.h>
michael@0: 
michael@0: #ifdef __cplusplus
michael@0: extern "C" {
michael@0: #endif
michael@0: 
michael@0: /* Used by backtrace. */
michael@0: typedef struct stack_buffer_info {
michael@0:     void **buffer;
michael@0:     size_t size;
michael@0:     size_t entries;
michael@0: } stack_buffer_info;
michael@0: 
michael@0: typedef struct tm_thread tm_thread;
michael@0: struct tm_thread {
michael@0:     /*
michael@0:      * This counter suppresses tracing, in case any tracing code needs
michael@0:      * to malloc.
michael@0:      */
michael@0:     uint32_t suppress_tracing;
michael@0: 
michael@0:     /* buffer for backtrace, below */
michael@0:     stack_buffer_info backtrace_buf;
michael@0: };
michael@0: 
michael@0: /* implemented in nsTraceMalloc.c */
michael@0: tm_thread * tm_get_thread(void);
michael@0: 
michael@0: /* implemented in nsTraceMalloc.c */
michael@0: PR_EXTERN(void) MallocCallback(void *aPtr, size_t aSize, uint32_t start, uint32_t end, tm_thread *t);
michael@0: PR_EXTERN(void) CallocCallback(void *aPtr, size_t aCount, size_t aSize, uint32_t start, uint32_t end, tm_thread *t);
michael@0: PR_EXTERN(void) ReallocCallback(void *aPin, void* aPout, size_t aSize, uint32_t start, uint32_t end, tm_thread *t);
michael@0: PR_EXTERN(void) FreeCallback(void *aPtr, uint32_t start, uint32_t end, tm_thread *t);
michael@0: 
michael@0: #ifdef XP_WIN32
michael@0: /* implemented in nsTraceMalloc.c */
michael@0: PR_EXTERN(void) StartupHooker();
michael@0: PR_EXTERN(void) ShutdownHooker();
michael@0: 
michael@0: /* implemented in nsWinTraceMalloc.cpp */
michael@0: void* dhw_orig_malloc(size_t);
michael@0: void* dhw_orig_calloc(size_t, size_t);
michael@0: void* dhw_orig_realloc(void*, size_t);
michael@0: void dhw_orig_free(void*);
michael@0: 
michael@0: #endif /* defined(XP_WIN32) */
michael@0: 
michael@0: #ifdef __cplusplus
michael@0: }
michael@0: #endif
michael@0: 
michael@0: #endif /* !defined(NSTRACEMALLOCCALLBACKS_H) */