183322Speter/* $FreeBSD: stable/11/usr.sbin/kldxref/ef.h 329247 2018-02-13 22:40:33Z emaste $ */ 283322Speter 383322Speter#ifndef _EF_H_ 483322Speter#define _EF_H_ 583322Speter 683322Speter#define EFT_KLD 1 783322Speter#define EFT_KERNEL 2 883322Speter 9134358Siedowse#define EF_RELOC_REL 1 10134358Siedowse#define EF_RELOC_RELA 2 1183322Speter 12134358Siedowse#define EF_GET_TYPE(ef) \ 13134358Siedowse (ef)->ef_ops->get_type((ef)->ef_ef) 14134358Siedowse#define EF_CLOSE(ef) \ 15134358Siedowse (ef)->ef_ops->close((ef)->ef_ef) 16134358Siedowse#define EF_READ(ef, offset, len, dest) \ 17134358Siedowse (ef)->ef_ops->read((ef)->ef_ef, offset, len, dest) 18134358Siedowse#define EF_READ_ENTRY(ef, offset, len, ptr) \ 19134358Siedowse (ef)->ef_ops->read_entry((ef)->ef_ef, offset, len, ptr) 20134358Siedowse#define EF_SEG_READ(ef, offset, len, dest) \ 21134358Siedowse (ef)->ef_ops->seg_read((ef)->ef_ef, offset, len, dest) 22134358Siedowse#define EF_SEG_READ_REL(ef, offset, len, dest) \ 23134358Siedowse (ef)->ef_ops->seg_read_rel((ef)->ef_ef, offset, len, dest) 24329247Semaste#define EF_SEG_READ_STRING(ef, offset, len, dest) \ 25329247Semaste (ef)->ef_ops->seg_read_string((ef)->ef_ef, offset, len, dest) 26134358Siedowse#define EF_SEG_READ_ENTRY(ef, offset, len, ptr) \ 27134358Siedowse (ef)->ef_ops->seg_read_entry((ef)->kf_ef, offset, len, ptr) 28134358Siedowse#define EF_SEG_READ_ENTRY_REL(ef, offset, len, ptr) \ 29134358Siedowse (ef)->ef_ops->seg_read_entry_rel((ef)->ef_ef, offset, len, ptr) 30134358Siedowse#define EF_SYMADDR(ef, symidx) \ 31134358Siedowse (ef)->ef_ops->symaddr((ef)->ef_ef, symidx) 32134358Siedowse#define EF_LOOKUP_SET(ef, name, startp, stopp, countp) \ 33134358Siedowse (ef)->ef_ops->lookup_set((ef)->ef_ef, name, startp, stopp, countp) 34134358Siedowse#define EF_LOOKUP_SYMBOL(ef, name, sym) \ 35134358Siedowse (ef)->ef_ops->lookup_symbol((ef)->ef_ef, name, sym) 36134358Siedowse 37134358Siedowse/* XXX, should have a different name. */ 38134358Siedowsetypedef struct ef_file *elf_file_t; 39134358Siedowse 40134358Siedowsestruct elf_file_ops { 41134358Siedowse int (*get_type)(elf_file_t ef); 42134358Siedowse int (*close)(elf_file_t ef); 43134358Siedowse int (*read)(elf_file_t ef, Elf_Off offset, size_t len, void* dest); 44134358Siedowse int (*read_entry)(elf_file_t ef, Elf_Off offset, size_t len, 45134358Siedowse void **ptr); 46134358Siedowse int (*seg_read)(elf_file_t ef, Elf_Off offset, size_t len, void *dest); 47134358Siedowse int (*seg_read_rel)(elf_file_t ef, Elf_Off offset, size_t len, 48134358Siedowse void *dest); 49329247Semaste int (*seg_read_string)(elf_file_t, Elf_Off offset, size_t len, 50329247Semaste char *dest); 51134358Siedowse int (*seg_read_entry)(elf_file_t ef, Elf_Off offset, size_t len, 52134358Siedowse void**ptr); 53134358Siedowse int (*seg_read_entry_rel)(elf_file_t ef, Elf_Off offset, size_t len, 54134358Siedowse void**ptr); 55153504Smarcel Elf_Addr (*symaddr)(elf_file_t ef, Elf_Size symidx); 56134358Siedowse int (*lookup_set)(elf_file_t ef, const char *name, long *startp, 57134358Siedowse long *stopp, long *countp); 58134358Siedowse int (*lookup_symbol)(elf_file_t ef, const char* name, Elf_Sym** sym); 59134358Siedowse}; 60134358Siedowse 61134358Siedowsestruct elf_file { 62134358Siedowse elf_file_t ef_ef; 63134358Siedowse struct elf_file_ops *ef_ops; 64134358Siedowse}; 65134358Siedowse 6683322Speter__BEGIN_DECLS 67134358Siedowseint ef_open(const char *filename, struct elf_file *ef, int verbose); 68134358Siedowseint ef_obj_open(const char *filename, struct elf_file *ef, int verbose); 69134450Siedowseint ef_reloc(struct elf_file *ef, const void *reldata, int reltype, 70134450Siedowse Elf_Off relbase, Elf_Off dataoff, size_t len, void *dest); 7183322Speter__END_DECLS 7283322Speter 7383322Speter#endif /* _EF_H_*/ 74