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/* internal.h
*
* This include file contains internal information
* for the RTEMS stack checker.
*
* COPYRIGHT (c) 1989-1997.
* On-Line Applications Research Corporation (OAR).
* Copyright assigned to U.S. Government, 1994.
*
* The license and distribution terms for this file may in
* the file LICENSE in this distribution or at
* http://www.OARcorp.com/rtems/license.html.
*
* internal.h,v 1.5 1995/12/19 20:13:50 joel Exp
*/
#ifndef __INTERNAL_STACK_CHECK_h
#define __INTERNAL_STACK_CHECK_h
#ifdef __cplusplus
extern "C" {
#endif
/*
* This structure is used to fill in and compare the "end of stack"
* marker pattern.
* pattern area must be a multiple of 4 words.
*/
#ifdef CPU_STACK_CHECK_SIZE
#define PATTERN_SIZE_WORDS (((CPU_STACK_CHECK_SIZE / 4) + 3) & ~0x3)
#else
#define PATTERN_SIZE_WORDS 4
#endif
#define PATTERN_SIZE_BYTES (PATTERN_SIZE_WORDS * 4)
typedef struct {
unsigned32 pattern[ PATTERN_SIZE_WORDS ];
} Stack_check_Control;
/*
* The pattern used to fill the entire stack.
*/
#define BYTE_PATTERN 0xA5
#define U32_PATTERN 0xA5A5A5A5
/*
* Stack_check_Create_extension
*/
boolean Stack_check_Create_extension(
Thread_Control *running,
Thread_Control *the_thread
);
/*
* Stack_check_Begin_extension
*/
void Stack_check_Begin_extension(
Thread_Control *the_thread
);
/*
* Stack_check_Switch_extension
*/
void Stack_check_Switch_extension(
Thread_Control *running,
Thread_Control *heir
);
/*
* Stack_check_Fatal_extension
*/
void Stack_check_Fatal_extension(
Internal_errors_Source source,
boolean is_internal,
unsigned32 status
);
/*
* Stack_check_Dump_usage
*/
void Stack_check_Dump_usage( void );
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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