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/* $NetBSD: link_elf.h,v 1.8 2009/11/04 19:28:03 pooka Exp $ */
/*
* This only exists for GDB.
*/
#ifndef _LINK_ELF_H_
#define _LINK_ELF_H_
#include <sys/types.h>
#include <machine/elf_machdep.h>
#include <stdint.h>
#include <rtems/rtl/rtl-obj-fwd.h>
enum sections
{
rap_text = 0,
rap_const = 1,
rap_ctor = 2,
rap_dtor = 3,
rap_data = 4,
rap_bss = 5,
rap_secs = 6
};
/**
* Object details.
*/
typedef struct
{
const char* name; /**< Section name. */
uint32_t offset; /**< The offset in the elf file. */
uint32_t size; /**< The size of the section. */
uint32_t rap_id; /**< Which obj does this section belongs to. */
}section_detail;
/**
* link map structure will be used for GDB support.
*/
struct link_map {
const char* name; /**< Name of the obj. */
uint32_t sec_num; /**< The count of section. */
section_detail* sec_detail; /**< The section details. */
uint32_t* sec_addr[rap_secs]; /**< The RAP section addr. */
uint32_t rpathlen; /**< The length of the path. */
char* rpath; /**< The path of object files. */
struct link_map* l_next; /**< Linked list of mapped libs. */
struct link_map* l_prev;
};
/**
* r_debug is used to manage the debug related structures.
*/
struct r_debug {
int r_version; /* not used */
struct link_map *r_map; /* list of loaded images */
enum {
RT_CONSISTENT, /* things are stable */
RT_ADD, /* adding a shared library */
RT_DELETE /* removing a shared library */
} r_state;
};
/*
* stub function. It is empty.
*/
void _rtld_debug_state (void);
/*
* add link map to the list.
*/
int _rtld_linkmap_add (rtems_rtl_obj* obj);
/*
* Remove link map from the list.
*/
void _rtld_linkmap_delete (rtems_rtl_obj* obj);
#endif /* _LINK_ELF_H_ */
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