rtl-unresolved.h

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/*
 *  COPYRIGHT (c) 2012 Chris Johns <chrisj@rtems.org>
 *
 *  The license and distribution terms for this file may be
 *  found in the file LICENSE in this distribution or at
 *  http://www.rtems.org/license/LICENSE.
 */
#if !defined (_RTEMS_RTL_UNRESOLVED_H_)
#define _RTEMS_RTL_UNRESOLVED_H_

#include <rtems.h>
#include "rtl-obj-fwd.h"

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

typedef uint32_t rtems_rtl_word_t;

typedef enum rtems_rtl_unresolved_rtype_e
{
  rtems_rtl_unresolved_empty = 0,  
  rtems_rtl_unresolved_name = 1,   
  rtems_rtl_unresolved_reloc = 2   
} rtems_rtl_unresolved_rtype_t;

typedef struct rtems_rtl_unresolv_name_s
{
  uint16_t refs;       
  uint16_t length;     
  const char name[12]; 
} rtems_rtl_unresolv_name_t;

typedef struct rtems_rtl_unresolv_reloc_s
{
  rtems_rtl_obj_t* obj;     
  uint16_t         flags;   
  uint16_t         name;    
  uint16_t         sect;    
  rtems_rtl_word_t rel[3];  
} rtems_rtl_unresolv_reloc_t;

typedef struct rtems_rtl_unresolv_rec_s
{
  rtems_rtl_unresolved_rtype_t type;
  union
  {
    rtems_rtl_unresolv_name_t name;    
    rtems_rtl_unresolv_reloc_t reloc;  
  } rec;
} rtems_rtl_unresolv_rec_t;

typedef struct rtems_rtl_unresolv_block_s
{
  rtems_chain_node         link; 
  uint32_t                 recs; 
  rtems_rtl_unresolv_rec_t rec;  
} rtems_rtl_unresolv_block_t;

typedef struct rtems_rtl_unresolved_s
{
  uint32_t marker;
  size_t              block_recs; 
  rtems_chain_control blocks;     
} rtems_rtl_unresolved_t;

typedef bool rtems_rtl_unresolved_iterator_t (rtems_rtl_unresolv_rec_t* rec,
                                              void*                     data);

bool rtems_rtl_unresolved_table_open (rtems_rtl_unresolved_t* unresolved,
                                      size_t                  block_records);

void rtems_rtl_unresolved_table_close (rtems_rtl_unresolved_t* unresolved);

bool rtems_rtl_unresolved_interate (rtems_rtl_unresolved_iterator_t iterator,
                                    void*                           data);

bool rtems_rtl_unresolved_add (rtems_rtl_obj_t*        obj,
                               const uint16_t          flags,
                               const char*             name,
                               const uint16_t          sect,
                               const rtems_rtl_word_t* rel);

void rtems_rtl_unresolved_resolve (void);

bool rtems_rtl_unresolved_remove (rtems_rtl_obj_t*        obj,
                                  const char*             name,
                                  const uint16_t          sect,
                                  const rtems_rtl_word_t* rel);

#ifdef __cplusplus
}
#endif /* __cplusplus */

#endif