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/**
* @file rtems/libcsupport.h
*
* This include file contains the information regarding the
* RTEMS specific support for the standard C library.
*/
/*
* COPYRIGHT (c) 1989-2011.
* On-Line Applications Research Corporation (OAR).
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.com/license/LICENSE.
*/
#ifndef _RTEMS_RTEMS_LIBCSUPPORT_H
#define _RTEMS_RTEMS_LIBCSUPPORT_H
#include <sys/types.h>
#include <stdint.h>
#include <rtems/score/heap.h>
#include <rtems/rtems/tasks.h>
#ifdef __cplusplus
extern "C" {
#endif
/**
* @defgroup libcsupport Standard C Library Support
*
* @brief RTEMS Specific Support for the Standard C Library
*/
extern void malloc_dump(void);
/**
* @brief Malloc Walk
*/
extern bool malloc_walk(int source, bool printf_enabled);
/**
* @brief RTEMS Malloc Set Heap Pointer
*
* This routine is primarily used for debugging.
*/
void malloc_set_heap_pointer(Heap_Control *new_heap);
/**
* @brief RTEMS Malloc Get Heap Pointer
*
* This routine is primarily used for debugging.
*/
Heap_Control *malloc_get_heap_pointer( void );
extern void libc_init(void);
extern int host_errno(void);
extern void fix_syscall_errno(void);
/**
* @brief RTEMS Malloc Get Free Information
*
* Find amount of free heap remaining
*/
extern size_t malloc_free_space(void);
extern void open_dev_console(void);
/**
* @brief RTEMS Malloc Get Status Information
*
* Find amount of free heap remaining.
*/
extern int malloc_info(Heap_Information_block *the_info);
/*
* Prototypes required to install newlib reentrancy user extension
*/
bool newlib_create_hook(
rtems_tcb *current_task,
rtems_tcb *creating_task
);
#define __RTEMS_NEWLIB_BEGIN 0
void newlib_delete_hook(
rtems_tcb *current_task,
rtems_tcb *deleted_task
);
#define RTEMS_NEWLIB_EXTENSION \
{ \
newlib_create_hook, /* rtems_task_create */ \
0, /* rtems_task_start */ \
0, /* rtems_task_restart */ \
newlib_delete_hook, /* rtems_task_delete */ \
0, /* task_switch */ \
__RTEMS_NEWLIB_BEGIN, /* task_begin */ \
0, /* task_exitted */ \
0 /* fatal */ \
}
#ifdef __cplusplus
}
#endif
#endif
/* end of include file */
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