forked from KolibriOS/kolibrios
6496d04506
This version of menuetlibc was taken from revision 4743, right before I made any changes git-svn-id: svn://kolibrios.org@4973 a494cfbc-eb01-0410-851d-a64ba20cac60
65 lines
1.7 KiB
C
65 lines
1.7 KiB
C
#ifndef __MENUETOS_MCOFF_H
|
|
#define __MENUETOS_MCOFF_H
|
|
|
|
#include"_coff.h"
|
|
|
|
typedef struct {
|
|
char * co_loadptr;
|
|
unsigned long co_loadaddr;
|
|
unsigned long co_filesize;
|
|
FILHDR * co_filehdr;
|
|
SCNHDR * co_sections;
|
|
SYMENT * co_symtab;
|
|
char * co_strtab;
|
|
char * co_bssptr;
|
|
unsigned long co_bssaddr;
|
|
unsigned long co_bsssize;
|
|
unsigned long co_bsssectnum;
|
|
} coffobj_t;
|
|
|
|
coffobj_t * mcoff_load_file(char * fname);
|
|
void unload_coff_file(coffobj_t * obj);
|
|
SCNHDR * find_section(char * name,coffobj_t * obj);
|
|
int read_section_data(coffobj_t * obj,SCNHDR * hdr,void ** readp);
|
|
SYMENT * find_coff_symbol(coffobj_t * obj,char * objname);
|
|
|
|
typedef int (* symlookupfn_t)(coffobj_t *,unsigned long *,unsigned long *,int);
|
|
int relocate_coff_file(coffobj_t * obj,symlookupfn_t lookupfn);
|
|
int mcoff_std_symlookupfn(coffobj_t * obj,unsigned long * sym_val,
|
|
unsigned long * sym_sect,int index);
|
|
unsigned long mcoff_get_ref(coffobj_t * obj,char * symname);
|
|
|
|
/*
|
|
Your lookup function can be similar to this:
|
|
|
|
int mcoff_std_symlookupfn(coffobj_t * obj,unsigned long * sym_val,
|
|
unsigned long * sym_sect,int index)
|
|
{
|
|
SYMENT * symtab,* lookup;
|
|
char xname[9];
|
|
char * symnamep;
|
|
symtab=obj->co_symtab+index;
|
|
*sym_sect=(unsigned long)symtab->e_scnum;
|
|
if(symtab->e_scnum>0)
|
|
{
|
|
*sym_val=symtab->e_value;
|
|
return 0;
|
|
}
|
|
if(symtab->e.e.e_zeroes==0)
|
|
{
|
|
symnamep=(char *)(((long)obj->co_strtab)+symtab->e.e.e_offset);
|
|
} else {
|
|
symnamep=(char *)symtab->e.e_name;
|
|
memset(xname,0,9);
|
|
memcpy(xname,symnamep,8);
|
|
symnamep=xname;
|
|
}
|
|
lookup=find_coff_symbol(obj,symnamep);
|
|
if(!lookup) return -1;
|
|
*sym_val=lookup->e_value+obj->co_sections[lookup->e_scnum-1].s_scnptr+obj->co_loadaddr;
|
|
return 0;
|
|
}
|
|
*/
|
|
|
|
#endif
|