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Diffstat (limited to 'memdebug_kernel/memdebug.h')
-rw-r--r-- | memdebug_kernel/memdebug.h | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/memdebug_kernel/memdebug.h b/memdebug_kernel/memdebug.h new file mode 100644 index 0000000..ff9ab48 --- /dev/null +++ b/memdebug_kernel/memdebug.h @@ -0,0 +1,82 @@ +/* + * memdebug - A simple malloc/free debugger + * + * This can essentially be useful on embedded systems platforms where tools such + * as valgrind are not available. + * + * Copyright (c) 2010 Zurich University of Applied Sciences + * Copyright (c) 2010 Tobias Klauser <tklauser@distanz.ch> + * + * HISTORY + * 12.11.2010 gram Original sources modified for use in kernel modules. + * Sections (comment blocks) added. + * Prototype for function 'memdebug_cleanup' added + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE + * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef MEMDEBUG_H_ +#define MEMDEBUG_H_ + +/******************************************************************************* + Includes +*******************************************************************************/ + + +/******************************************************************************* + Definitions +*******************************************************************************/ + + +/******************************************************************************* + Structs, Types and Enums +*******************************************************************************/ + + +/******************************************************************************* + Macros +*******************************************************************************/ + +#ifdef MEMDEBUG_TRACE +# define memdebug_trace(fmt, args...) \ + ({ \ + printk(KERN_DEBUG "*** " fmt " ***\n", ##args); \ + }) +#else +# define memdebug_trace(fmt, args...) +#endif + +#define memdebug_malloc(size, priority) \ + __memdebug_malloc(size, priority, __func__, __FILE__, __LINE__) +#define memdebug_free(ptr) \ + __memdebug_free(ptr, __func__, __FILE__, __LINE__) + +/******************************************************************************* + Prototypes for external functions +*******************************************************************************/ + +void memdebug_cleanup(void); +void *__memdebug_malloc(size_t size, int priority, const char *func, + const char *file, const unsigned int line); +void __memdebug_free(void *ptr, const char *func, + const char *file, const unsigned int line); +void memdebug_report(bool report_free); +void memdebug_report_brief(void); + +#endif /* MEMDEBUG_H_ */ |