freebsd-skq/usr.sbin/kldxref/ef.h
jake af44b94319 Fix kldxref on sparc64 by allowing non-trivial relocations to be performed
on variables read out of raw kld files.  Unlike other platforms the value
will be in an Elf_Rela, not in the data section of the elf file.

Submitted by:	Hartmut Brandt <brandt@fokus.gmd.de>
PR:		46730
Tested on:	alpha (obrien), i386, sparc64
2003-01-21 03:51:53 +00:00

51 lines
1.5 KiB
C

/* $FreeBSD$ */
#ifndef _EF_H_
#define _EF_H_
#define EFT_KLD 1
#define EFT_KERNEL 2
typedef struct elf_file {
char* ef_name;
Elf_Phdr * ef_ph;
int ef_fd;
int ef_type;
Elf_Ehdr ef_hdr;
void* ef_fpage; /* First block of the file */
int ef_fplen; /* length of first block */
Elf_Dyn* ef_dyn; /* Symbol table etc. */
Elf_Hashelt ef_nbuckets;
Elf_Hashelt ef_nchains;
Elf_Hashelt* ef_buckets;
Elf_Hashelt* ef_chains;
Elf_Hashelt* ef_hashtab;
Elf_Off ef_stroff;
caddr_t ef_strtab;
int ef_strsz;
Elf_Off ef_symoff;
Elf_Sym* ef_symtab;
int ef_nsegs;
Elf_Phdr * ef_segs[2];
int ef_verbose;
Elf_Rel * ef_rel; /* relocation table */
int ef_relsz; /* number of entries */
Elf_Rela * ef_rela; /* relocation table */
int ef_relasz; /* number of entries */
} *elf_file_t;
__BEGIN_DECLS
int ef_open(const char *, elf_file_t, int);
int ef_close(elf_file_t ef);
int ef_read(elf_file_t ef, Elf_Off offset, size_t len, void* dest);
int ef_read_entry(elf_file_t ef, Elf_Off offset, size_t len, void **ptr);
int ef_reloc(elf_file_t ef, Elf_Off offset, size_t len, void *dest);
int ef_seg_read(elf_file_t ef, Elf_Off offset, size_t len, void *dest);
int ef_seg_read_rel(elf_file_t ef, Elf_Off offset, size_t len, void *dest);
int ef_seg_read_entry(elf_file_t ef, Elf_Off offset, size_t len, void**ptr);
int ef_seg_read_entry_rel(elf_file_t ef, Elf_Off offset, size_t len, void**ptr);
int ef_lookup_symbol(elf_file_t ef, const char* name, Elf_Sym** sym);
__END_DECLS
#endif /* _EF_H_*/