- BSD-licensed Code gratefully taken from the project at http://en.sourceforge.jp/projects/sfnet_vassertlinuxsdk/ - For more information on vmware VAssert, a powerful debugging facility usable under vmware, see: www.vmware.com/pdf/ws65_vassert_programming.pdf
138 lines
3.5 KiB
C
138 lines
3.5 KiB
C
#ifndef _VASSERT_H_
|
|
#define _VASSERT_H_
|
|
|
|
#ifdef __cplusplus
|
|
extern "C"
|
|
{
|
|
#endif /*__cplusplus*/
|
|
|
|
#define ALIGNED(n) __attribute__((__aligned__(n)))
|
|
#define VASSERT_TRIGGER_OFFSET 1221
|
|
#define VASSERT_PAGE_SIZE 4096
|
|
|
|
/* Need to align at 4K. */
|
|
/* Ensure the inReplay flag is on its own page. */
|
|
#pragma pack(1)
|
|
typedef struct VAssert_StateWrapper {
|
|
char space1[VASSERT_TRIGGER_OFFSET];
|
|
volatile char inReplay;
|
|
char space[VASSERT_PAGE_SIZE - VASSERT_TRIGGER_OFFSET - sizeof(char)];
|
|
} VAssert_StateWrapper;
|
|
#pragma pack()
|
|
|
|
extern VAssert_StateWrapper vassert_state;
|
|
|
|
/*
|
|
* User-selectable standard functions.
|
|
* XXX: Document these, in coordination with the SDK docs.
|
|
*/
|
|
|
|
#if defined(__KERNEL__)
|
|
# define KERNEL_VASSERT
|
|
#endif
|
|
|
|
#ifdef KERNEL_VASSERT
|
|
|
|
# ifndef VASSERT_CUSTOM_ASSERT
|
|
# define VASSERT_CUSTOM_ASSERT(expr)
|
|
# endif
|
|
|
|
# ifndef VASSERT_CUSTOM_ABORT
|
|
# include <linux/kernel.h>
|
|
# define VASSERT_CUSTOM_ABORT() ((void)0) // printk(KERN_ALERT"VAssert abort at %s: %d", __FILE__, __LINE__)
|
|
# endif
|
|
|
|
# ifndef VASSERT_CUSTOM_LOG
|
|
# include <linux/kernel.h>
|
|
# define VASSERT_CUSTOM_LOG printk
|
|
# endif
|
|
|
|
#else
|
|
# ifndef VASSERT_CUSTOM_ASSERT
|
|
# include <assert.h>
|
|
# define VASSERT_CUSTOM_ASSERT assert
|
|
# endif
|
|
|
|
# ifndef VASSERT_CUSTOM_ABORT
|
|
# include <stdlib.h>
|
|
# define VASSERT_CUSTOM_ABORT abort
|
|
# endif
|
|
|
|
# ifndef VASSERT_CUSTOM_LOG
|
|
# include <stdio.h>
|
|
# define VASSERT_CUSTOM_LOG printf
|
|
# endif
|
|
#endif
|
|
|
|
/* Results: 0 if successful, -1 if not. */
|
|
// XXX need to automatic de-register trigger page when the program quits
|
|
extern char VAssert_Init(void);
|
|
extern char VAssert_Uninit(void);
|
|
|
|
/*
|
|
* These functions should not be called directly; they need to be wrapped.
|
|
*/
|
|
extern void VAssert_LogMain(const char *format, ...);
|
|
extern void VAssert_GoLiveMain(void);
|
|
extern void VAssert_ReturnToReplayMain(void);
|
|
extern char VAssert_Trace(size_t max_size);
|
|
|
|
#ifdef VASSERT_ALWAYS_EXECUTE
|
|
|
|
#define VAssert_Assert(expr) \
|
|
do { \
|
|
VASSERT_CUSTOM_ASSERT(expr); \
|
|
} while (0)
|
|
|
|
#define VAssert_Log(args) \
|
|
do { \
|
|
VASSERT_CUSTOM_LOG args; \
|
|
} while (0)
|
|
|
|
#define VAssert_BeginBlock
|
|
#define VAssert_EndBlock
|
|
|
|
#else /* VASSERT_ALWAYS_EXECUTE */
|
|
|
|
#define VAssert_Assert(expr) \
|
|
do { \
|
|
if (vassert_state.inReplay) { \
|
|
if (!(expr)) { \
|
|
VAssert_GoLiveMain(); \
|
|
VASSERT_CUSTOM_ABORT(); \
|
|
} else { \
|
|
VAssert_ReturnToReplayMain(); \
|
|
} \
|
|
} \
|
|
} while (0)
|
|
|
|
#define VAssert_Log(args) \
|
|
do { \
|
|
if (vassert_state.inReplay) { \
|
|
VAssert_LogMain args; \
|
|
VAssert_ReturnToReplayMain(); \
|
|
} \
|
|
} while (0)
|
|
|
|
#define VAssert_BeginBlock if (vassert_state.inReplay)
|
|
#define VAssert_EndBlock VAssert_ReturnToReplayMain()
|
|
|
|
#endif /* VASSERT_ALWAYS_EXECUTE */
|
|
|
|
/*
|
|
* Record/Replay functionality
|
|
*/
|
|
/*
|
|
* Results: True if successful, false if not.
|
|
* Input: True to start recording, false to stop.
|
|
*/
|
|
extern char VAssert_SetRecordingMain(char start);
|
|
|
|
#define VAssert_StartRecording() VAssert_SetRecordingMain(1)
|
|
#define VAssert_StopRecording() VAssert_SetRecordingMain(0)
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif /*__cplusplus*/
|
|
|
|
#endif /*_VASSERT_H_*/
|