X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Fpeicode.h;h=9071c72b29e9668ad5e443f43c55a733851bc0b2;hb=0b5e1ab5253d534e171ee047dfa14b451c1597a3;hp=78a2d1d2ad23222b26669930ae0cb1c8f8aa4544;hpb=53d45489e3872acadd98a01b94e707d59b162bc7;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/peicode.h b/bfd/peicode.h index 78a2d1d2ad..9071c72b29 100644 --- a/bfd/peicode.h +++ b/bfd/peicode.h @@ -1,6 +1,6 @@ -/* Support for the generic parts of most COFF variants, for BFD. - Copyright 1995 Free Software Foundation, Inc. - Written by Cygnus Support. +/* Support for the generic parts of PE/PEI, for BFD. + Copyright 1995, 1996, 1997, 1998, 1999, 2000 Free Software Foundation, Inc. + Written by Cygnus Solutions. This file is part of BFD, the Binary File Descriptor library. @@ -21,155 +21,131 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* Most of this hacked by Steve Chamberlain, sac@cygnus.com + +PE/PEI rearrangement (and code added): Donn Terry + Softway Systems, Inc. +*/ + +/* Hey look, some documentation [and in a place you expect to find it]! + + The main reference for the pei format is "Microsoft Portable Executable + and Common Object File Format Specification 4.1". Get it if you need to + do some serious hacking on this code. + + Another reference: + "Peering Inside the PE: A Tour of the Win32 Portable Executable + File Format", MSJ 1994, Volume 9. + + The *sole* difference between the pe format and the pei format is that the + latter has an MSDOS 2.0 .exe header on the front that prints the message + "This app must be run under Windows." (or some such). + (FIXME: Whether that statement is *really* true or not is unknown. + Are there more subtle differences between pe and pei formats? + For now assume there aren't. If you find one, then for God sakes + document it here!) + + The Microsoft docs use the word "image" instead of "executable" because + the former can also refer to a DLL (shared library). Confusion can arise + because the `i' in `pei' also refers to "image". The `pe' format can + also create images (i.e. executables), it's just that to run on a win32 + system you need to use the pei format. + + FIXME: Please add more docs here so the next poor fool that has to hack + on this code has a chance of getting something accomplished without + wasting too much time. */ +#include "libpei.h" +static boolean (*pe_saved_coff_bfd_print_private_bfd_data) + PARAMS ((bfd *, PTR)) = +#ifndef coff_bfd_print_private_bfd_data + NULL; +#else + coff_bfd_print_private_bfd_data; +#undef coff_bfd_print_private_bfd_data +#endif +static boolean pe_print_private_bfd_data PARAMS ((bfd *, PTR)); #define coff_bfd_print_private_bfd_data pe_print_private_bfd_data -#define coff_mkobject pe_mkobject -#define coff_mkobject_hook pe_mkobject_hook -#ifndef GET_FCN_LNNOPTR -#define GET_FCN_LNNOPTR(abfd, ext) \ - bfd_h_get_32(abfd, (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_lnnoptr) +static boolean (*pe_saved_coff_bfd_copy_private_bfd_data) + PARAMS ((bfd *, bfd *)) = +#ifndef coff_bfd_copy_private_bfd_data + NULL; +#else + coff_bfd_copy_private_bfd_data; +#undef coff_bfd_copy_private_bfd_data #endif -#ifndef GET_FCN_ENDNDX -#define GET_FCN_ENDNDX(abfd, ext) \ - bfd_h_get_32(abfd, (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_endndx) -#endif +static boolean pe_bfd_copy_private_bfd_data PARAMS ((bfd *, bfd *)); +#define coff_bfd_copy_private_bfd_data pe_bfd_copy_private_bfd_data -#ifndef PUT_FCN_LNNOPTR -#define PUT_FCN_LNNOPTR(abfd, in, ext) bfd_h_put_32(abfd, in, (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_lnnoptr) -#endif -#ifndef PUT_FCN_ENDNDX -#define PUT_FCN_ENDNDX(abfd, in, ext) bfd_h_put_32(abfd, in, (bfd_byte *) ext->x_sym.x_fcnary.x_fcn.x_endndx) -#endif -#ifndef GET_LNSZ_LNNO -#define GET_LNSZ_LNNO(abfd, ext) bfd_h_get_16(abfd, (bfd_byte *) ext->x_sym.x_misc.x_lnsz.x_lnno) -#endif -#ifndef GET_LNSZ_SIZE -#define GET_LNSZ_SIZE(abfd, ext) bfd_h_get_16(abfd, (bfd_byte *) ext->x_sym.x_misc.x_lnsz.x_size) -#endif -#ifndef PUT_LNSZ_LNNO -#define PUT_LNSZ_LNNO(abfd, in, ext) bfd_h_put_16(abfd, in, (bfd_byte *)ext->x_sym.x_misc.x_lnsz.x_lnno) -#endif -#ifndef PUT_LNSZ_SIZE -#define PUT_LNSZ_SIZE(abfd, in, ext) bfd_h_put_16(abfd, in, (bfd_byte*) ext->x_sym.x_misc.x_lnsz.x_size) -#endif -#ifndef GET_SCN_SCNLEN -#define GET_SCN_SCNLEN(abfd, ext) bfd_h_get_32(abfd, (bfd_byte *) ext->x_scn.x_scnlen) -#endif -#ifndef GET_SCN_NRELOC -#define GET_SCN_NRELOC(abfd, ext) bfd_h_get_16(abfd, (bfd_byte *)ext->x_scn.x_nreloc) -#endif -#ifndef GET_SCN_NLINNO -#define GET_SCN_NLINNO(abfd, ext) bfd_h_get_16(abfd, (bfd_byte *)ext->x_scn.x_nlinno) -#endif -#ifndef PUT_SCN_SCNLEN -#define PUT_SCN_SCNLEN(abfd,in, ext) bfd_h_put_32(abfd, in, (bfd_byte *) ext->x_scn.x_scnlen) -#endif -#ifndef PUT_SCN_NRELOC -#define PUT_SCN_NRELOC(abfd,in, ext) bfd_h_put_16(abfd, in, (bfd_byte *)ext->x_scn.x_nreloc) -#endif -#ifndef PUT_SCN_NLINNO -#define PUT_SCN_NLINNO(abfd,in, ext) bfd_h_put_16(abfd,in, (bfd_byte *) ext->x_scn.x_nlinno) -#endif -#ifndef GET_LINENO_LNNO -#define GET_LINENO_LNNO(abfd, ext) bfd_h_get_16(abfd, (bfd_byte *) (ext->l_lnno)); -#endif -#ifndef PUT_LINENO_LNNO -#define PUT_LINENO_LNNO(abfd,val, ext) bfd_h_put_16(abfd,val, (bfd_byte *) (ext->l_lnno)); -#endif +#define coff_mkobject pe_mkobject +#define coff_mkobject_hook pe_mkobject_hook -/* The f_symptr field in the filehdr is sometimes 64 bits. */ -#ifndef GET_FILEHDR_SYMPTR -#define GET_FILEHDR_SYMPTR bfd_h_get_32 -#endif -#ifndef PUT_FILEHDR_SYMPTR -#define PUT_FILEHDR_SYMPTR bfd_h_put_32 +#ifndef NO_COFF_RELOCS +static void coff_swap_reloc_in PARAMS ((bfd *, PTR, PTR)); +static unsigned int coff_swap_reloc_out PARAMS ((bfd *, PTR, PTR)); #endif +static void coff_swap_filehdr_in PARAMS ((bfd *, PTR, PTR)); +static void coff_swap_scnhdr_in PARAMS ((bfd *, PTR, PTR)); +static boolean pe_mkobject PARAMS ((bfd *)); +static PTR pe_mkobject_hook PARAMS ((bfd *, PTR, PTR)); -/* Some fields in the aouthdr are sometimes 64 bits. */ -#ifndef GET_AOUTHDR_TSIZE -#define GET_AOUTHDR_TSIZE bfd_h_get_32 -#endif -#ifndef PUT_AOUTHDR_TSIZE -#define PUT_AOUTHDR_TSIZE bfd_h_put_32 -#endif -#ifndef GET_AOUTHDR_DSIZE -#define GET_AOUTHDR_DSIZE bfd_h_get_32 -#endif -#ifndef PUT_AOUTHDR_DSIZE -#define PUT_AOUTHDR_DSIZE bfd_h_put_32 -#endif -#ifndef GET_AOUTHDR_BSIZE -#define GET_AOUTHDR_BSIZE bfd_h_get_32 -#endif -#ifndef PUT_AOUTHDR_BSIZE -#define PUT_AOUTHDR_BSIZE bfd_h_put_32 -#endif -#ifndef GET_AOUTHDR_ENTRY -#define GET_AOUTHDR_ENTRY bfd_h_get_32 -#endif -#ifndef PUT_AOUTHDR_ENTRY -#define PUT_AOUTHDR_ENTRY bfd_h_put_32 -#endif -#ifndef GET_AOUTHDR_TEXT_START -#define GET_AOUTHDR_TEXT_START bfd_h_get_32 -#endif -#ifndef PUT_AOUTHDR_TEXT_START -#define PUT_AOUTHDR_TEXT_START bfd_h_put_32 -#endif -#ifndef GET_AOUTHDR_DATA_START -#define GET_AOUTHDR_DATA_START bfd_h_get_32 -#endif -#ifndef PUT_AOUTHDR_DATA_START -#define PUT_AOUTHDR_DATA_START bfd_h_put_32 -#endif +#ifdef COFF_IMAGE_WITH_PE +/* This structure contains static variables used by the ILF code. */ +typedef asection * asection_ptr; -/* Some fields in the scnhdr are sometimes 64 bits. */ -#ifndef GET_SCNHDR_PADDR -#define GET_SCNHDR_PADDR bfd_h_get_32 -#endif -#ifndef PUT_SCNHDR_PADDR -#define PUT_SCNHDR_PADDR bfd_h_put_32 -#endif -#ifndef GET_SCNHDR_VADDR -#define GET_SCNHDR_VADDR bfd_h_get_32 -#endif -#ifndef PUT_SCNHDR_VADDR -#define PUT_SCNHDR_VADDR bfd_h_put_32 -#endif -#ifndef GET_SCNHDR_SIZE -#define GET_SCNHDR_SIZE bfd_h_get_32 -#endif -#ifndef PUT_SCNHDR_SIZE -#define PUT_SCNHDR_SIZE bfd_h_put_32 -#endif -#ifndef GET_SCNHDR_SCNPTR -#define GET_SCNHDR_SCNPTR bfd_h_get_32 -#endif -#ifndef PUT_SCNHDR_SCNPTR -#define PUT_SCNHDR_SCNPTR bfd_h_put_32 -#endif -#ifndef GET_SCNHDR_RELPTR -#define GET_SCNHDR_RELPTR bfd_h_get_32 -#endif -#ifndef PUT_SCNHDR_RELPTR -#define PUT_SCNHDR_RELPTR bfd_h_put_32 -#endif -#ifndef GET_SCNHDR_LNNOPTR -#define GET_SCNHDR_LNNOPTR bfd_h_get_32 -#endif -#ifndef PUT_SCNHDR_LNNOPTR -#define PUT_SCNHDR_LNNOPTR bfd_h_put_32 -#endif +typedef struct +{ + bfd * abfd; + bfd_byte * data; + struct bfd_in_memory * bim; + unsigned short magic; + + arelent * reltab; + unsigned int relcount; + + coff_symbol_type * sym_cache; + coff_symbol_type * sym_ptr; + unsigned int sym_index; + + unsigned int * sym_table; + unsigned int * table_ptr; + + combined_entry_type * native_syms; + combined_entry_type * native_ptr; + + coff_symbol_type ** sym_ptr_table; + coff_symbol_type ** sym_ptr_ptr; + + unsigned int sec_index; + char * string_table; + char * string_ptr; + char * end_string_ptr; + + SYMENT * esym_table; + SYMENT * esym_ptr; + struct internal_reloc * int_reltab; +} +pe_ILF_vars; + +static asection_ptr pe_ILF_make_a_section PARAMS ((pe_ILF_vars *, const char *, unsigned int, flagword)); +static void pe_ILF_make_a_reloc PARAMS ((pe_ILF_vars *, bfd_vma, bfd_reloc_code_real_type, asection_ptr)); +static void pe_ILF_make_a_symbol PARAMS ((pe_ILF_vars *, const char *, const char *, asection_ptr, flagword)); +static void pe_ILF_save_relocs PARAMS ((pe_ILF_vars *, asection_ptr)); +static void pe_ILF_make_a_symbol_reloc PARAMS ((pe_ILF_vars *, bfd_vma, bfd_reloc_code_real_type, struct symbol_cache_entry **, unsigned int)); +static boolean pe_ILF_build_a_bfd PARAMS ((bfd *, unsigned short, bfd_byte *, bfd_byte *, unsigned int, unsigned int)); +static const bfd_target * pe_ILF_object_p PARAMS ((bfd *)); +static const bfd_target * pe_bfd_object_p PARAMS ((bfd *)); +#endif /* COFF_IMAGE_WITH_PE */ /**********************************************************************/ +#ifndef NO_COFF_RELOCS static void coff_swap_reloc_in (abfd, src, dst) bfd *abfd; @@ -213,9 +189,9 @@ coff_swap_reloc_out (abfd, src, dst) #ifdef SWAP_OUT_RELOC_EXTRA SWAP_OUT_RELOC_EXTRA(abfd,reloc_src, reloc_dst); #endif - return sizeof(struct external_reloc); + return RELSZ; } - +#endif /* not NO_COFF_RELOCS */ static void coff_swap_filehdr_in (abfd, src, dst) @@ -233,17 +209,32 @@ coff_swap_filehdr_in (abfd, src, dst) filehdr_dst->f_flags = bfd_h_get_16(abfd, (bfd_byte *)filehdr_src-> f_flags); filehdr_dst->f_symptr = bfd_h_get_32 (abfd, (bfd_byte *) filehdr_src->f_symptr); - /* Other people's tools sometimes generate headers - with an nsyms but a zero symptr. */ - if (filehdr_dst->f_nsyms && filehdr_dst->f_symptr) - { - filehdr_dst->f_flags |= HAS_SYMS; - } - else +#ifdef COFF_IMAGE_WITH_PE + /* There are really two magic numbers involved; the magic number + that says this is a NT executable (PEI) and the magic number that + determines the architecture. The former is DOSMAGIC, stored in + the e_magic field. The latter is stored in the f_magic field. + If the NT magic number isn't valid, the architecture magic number + could be mimicked by some other field (specifically, the number + of relocs in section 3). Since this routine can only be called + correctly for a PEI file, check the e_magic number here, and, if + it doesn't match, clobber the f_magic number so that we don't get + a false match. */ +#if 0 + /* We can't assume that the PE header is at offset 0x80. When it + isn't, the DOS header isn't read correctly, so we can't assume + e_magic is set even for valid PE files. */ + if (bfd_h_get_16 (abfd, (bfd_byte *) filehdr_src->e_magic) != DOSMAGIC) + filehdr_dst->f_magic = -1; +#endif +#endif + + /* Other people's tools sometimes generate headers with an nsyms but + a zero symptr. */ + if (filehdr_dst->f_nsyms != 0 && filehdr_dst->f_symptr == 0) { - filehdr_dst->f_symptr = 0; filehdr_dst->f_nsyms = 0; - filehdr_dst->f_flags &= ~HAS_SYMS; + filehdr_dst->f_flags |= F_LSYMS; } filehdr_dst->f_opthdr = bfd_h_get_16(abfd, @@ -251,1504 +242,1089 @@ coff_swap_filehdr_in (abfd, src, dst) } #ifdef COFF_IMAGE_WITH_PE - -static unsigned int -coff_swap_filehdr_out (abfd, in, out) - bfd *abfd; - PTR in; - PTR out; -{ - int idx; - struct internal_filehdr *filehdr_in = (struct internal_filehdr *)in; - FILHDR *filehdr_out = (FILHDR *)out; - - if (pe_data (abfd)->has_reloc_section) - filehdr_in->f_flags &= ~F_RELFLG; - - if (pe_data (abfd)->dll) - filehdr_in->f_flags |= F_DLL; - - filehdr_in->pe.e_magic = DOSMAGIC; - filehdr_in->pe.e_cblp = 0x90; - filehdr_in->pe.e_cp = 0x3; - filehdr_in->pe.e_crlc = 0x0; - filehdr_in->pe.e_cparhdr = 0x4; - filehdr_in->pe.e_minalloc = 0x0; - filehdr_in->pe.e_maxalloc = 0xffff; - filehdr_in->pe.e_ss = 0x0; - filehdr_in->pe.e_sp = 0xb8; - filehdr_in->pe.e_csum = 0x0; - filehdr_in->pe.e_ip = 0x0; - filehdr_in->pe.e_cs = 0x0; - filehdr_in->pe.e_lfarlc = 0x40; - filehdr_in->pe.e_ovno = 0x0; - - for (idx=0; idx < 4; idx++) - filehdr_in->pe.e_res[idx] = 0x0; - - filehdr_in->pe.e_oemid = 0x0; - filehdr_in->pe.e_oeminfo = 0x0; - - for (idx=0; idx < 10; idx++) - filehdr_in->pe.e_res2[idx] = 0x0; - - filehdr_in->pe.e_lfanew = 0x80; - - /* this next collection of data are mostly just characters. It appears - to be constant within the headers put on NT exes */ - filehdr_in->pe.dos_message[0] = 0x0eba1f0e; - filehdr_in->pe.dos_message[1] = 0xcd09b400; - filehdr_in->pe.dos_message[2] = 0x4c01b821; - filehdr_in->pe.dos_message[3] = 0x685421cd; - filehdr_in->pe.dos_message[4] = 0x70207369; - filehdr_in->pe.dos_message[5] = 0x72676f72; - filehdr_in->pe.dos_message[6] = 0x63206d61; - filehdr_in->pe.dos_message[7] = 0x6f6e6e61; - filehdr_in->pe.dos_message[8] = 0x65622074; - filehdr_in->pe.dos_message[9] = 0x6e757220; - filehdr_in->pe.dos_message[10] = 0x206e6920; - filehdr_in->pe.dos_message[11] = 0x20534f44; - filehdr_in->pe.dos_message[12] = 0x65646f6d; - filehdr_in->pe.dos_message[13] = 0x0a0d0d2e; - filehdr_in->pe.dos_message[14] = 0x24; - filehdr_in->pe.dos_message[15] = 0x0; - filehdr_in->pe.nt_signature = NT_SIGNATURE; - - - - bfd_h_put_16(abfd, filehdr_in->f_magic, (bfd_byte *) filehdr_out->f_magic); - bfd_h_put_16(abfd, filehdr_in->f_nscns, (bfd_byte *) filehdr_out->f_nscns); - - bfd_h_put_32(abfd, time (0), (bfd_byte *) filehdr_out->f_timdat); - PUT_FILEHDR_SYMPTR (abfd, (bfd_vma) filehdr_in->f_symptr, - (bfd_byte *) filehdr_out->f_symptr); - bfd_h_put_32(abfd, filehdr_in->f_nsyms, (bfd_byte *) filehdr_out->f_nsyms); - bfd_h_put_16(abfd, filehdr_in->f_opthdr, (bfd_byte *) filehdr_out->f_opthdr); - bfd_h_put_16(abfd, filehdr_in->f_flags, (bfd_byte *) filehdr_out->f_flags); - - /* put in extra dos header stuff. This data remains essentially - constant, it just has to be tacked on to the beginning of all exes - for NT */ - bfd_h_put_16(abfd, filehdr_in->pe.e_magic, (bfd_byte *) filehdr_out->e_magic); - bfd_h_put_16(abfd, filehdr_in->pe.e_cblp, (bfd_byte *) filehdr_out->e_cblp); - bfd_h_put_16(abfd, filehdr_in->pe.e_cp, (bfd_byte *) filehdr_out->e_cp); - bfd_h_put_16(abfd, filehdr_in->pe.e_crlc, (bfd_byte *) filehdr_out->e_crlc); - bfd_h_put_16(abfd, filehdr_in->pe.e_cparhdr, - (bfd_byte *) filehdr_out->e_cparhdr); - bfd_h_put_16(abfd, filehdr_in->pe.e_minalloc, - (bfd_byte *) filehdr_out->e_minalloc); - bfd_h_put_16(abfd, filehdr_in->pe.e_maxalloc, - (bfd_byte *) filehdr_out->e_maxalloc); - bfd_h_put_16(abfd, filehdr_in->pe.e_ss, (bfd_byte *) filehdr_out->e_ss); - bfd_h_put_16(abfd, filehdr_in->pe.e_sp, (bfd_byte *) filehdr_out->e_sp); - bfd_h_put_16(abfd, filehdr_in->pe.e_csum, (bfd_byte *) filehdr_out->e_csum); - bfd_h_put_16(abfd, filehdr_in->pe.e_ip, (bfd_byte *) filehdr_out->e_ip); - bfd_h_put_16(abfd, filehdr_in->pe.e_cs, (bfd_byte *) filehdr_out->e_cs); - bfd_h_put_16(abfd, filehdr_in->pe.e_lfarlc, (bfd_byte *) filehdr_out->e_lfarlc); - bfd_h_put_16(abfd, filehdr_in->pe.e_ovno, (bfd_byte *) filehdr_out->e_ovno); - { - int idx; - for (idx=0; idx < 4; idx++) - bfd_h_put_16(abfd, filehdr_in->pe.e_res[idx], - (bfd_byte *) filehdr_out->e_res[idx]); - } - bfd_h_put_16(abfd, filehdr_in->pe.e_oemid, (bfd_byte *) filehdr_out->e_oemid); - bfd_h_put_16(abfd, filehdr_in->pe.e_oeminfo, - (bfd_byte *) filehdr_out->e_oeminfo); - { - int idx; - for (idx=0; idx < 10; idx++) - bfd_h_put_16(abfd, filehdr_in->pe.e_res2[idx], - (bfd_byte *) filehdr_out->e_res2[idx]); - } - bfd_h_put_32(abfd, filehdr_in->pe.e_lfanew, (bfd_byte *) filehdr_out->e_lfanew); - - { - int idx; - for (idx=0; idx < 16; idx++) - bfd_h_put_32(abfd, filehdr_in->pe.dos_message[idx], - (bfd_byte *) filehdr_out->dos_message[idx]); - } - - /* also put in the NT signature */ - bfd_h_put_32(abfd, filehdr_in->pe.nt_signature, - (bfd_byte *) filehdr_out->nt_signature); - - - - - return sizeof(FILHDR); -} +#define coff_swap_filehdr_out _bfd_pei_only_swap_filehdr_out #else - -static unsigned int -coff_swap_filehdr_out (abfd, in, out) - bfd *abfd; - PTR in; - PTR out; -{ - struct internal_filehdr *filehdr_in = (struct internal_filehdr *)in; - FILHDR *filehdr_out = (FILHDR *)out; - - bfd_h_put_16(abfd, filehdr_in->f_magic, (bfd_byte *) filehdr_out->f_magic); - bfd_h_put_16(abfd, filehdr_in->f_nscns, (bfd_byte *) filehdr_out->f_nscns); - bfd_h_put_32(abfd, filehdr_in->f_timdat, (bfd_byte *) filehdr_out->f_timdat); - PUT_FILEHDR_SYMPTR (abfd, (bfd_vma) filehdr_in->f_symptr, - (bfd_byte *) filehdr_out->f_symptr); - bfd_h_put_32(abfd, filehdr_in->f_nsyms, (bfd_byte *) filehdr_out->f_nsyms); - bfd_h_put_16(abfd, filehdr_in->f_opthdr, (bfd_byte *) filehdr_out->f_opthdr); - bfd_h_put_16(abfd, filehdr_in->f_flags, (bfd_byte *) filehdr_out->f_flags); - - return sizeof(FILHDR); -} - +#define coff_swap_filehdr_out _bfd_pe_only_swap_filehdr_out #endif - static void -coff_swap_sym_in (abfd, ext1, in1) +coff_swap_scnhdr_in (abfd, ext, in) bfd *abfd; - PTR ext1; - PTR in1; + PTR ext; + PTR in; { - SYMENT *ext = (SYMENT *)ext1; - struct internal_syment *in = (struct internal_syment *)in1; - - if( ext->e.e_name[0] == 0) { - in->_n._n_n._n_zeroes = 0; - in->_n._n_n._n_offset = bfd_h_get_32(abfd, (bfd_byte *) ext->e.e.e_offset); - } - else { -#if SYMNMLEN != E_SYMNMLEN - -> Error, we need to cope with truncating or extending SYMNMLEN!; -#else - memcpy(in->_n._n_name, ext->e.e_name, SYMNMLEN); -#endif - } - - in->n_value = bfd_h_get_32(abfd, (bfd_byte *) ext->e_value); - in->n_scnum = bfd_h_get_16(abfd, (bfd_byte *) ext->e_scnum); - if (sizeof(ext->e_type) == 2){ - in->n_type = bfd_h_get_16(abfd, (bfd_byte *) ext->e_type); - } - else { - in->n_type = bfd_h_get_32(abfd, (bfd_byte *) ext->e_type); - } - in->n_sclass = bfd_h_get_8(abfd, ext->e_sclass); - in->n_numaux = bfd_h_get_8(abfd, ext->e_numaux); - - /* The section symbols for the .idata$ sections have class 68, which MS - documentation indicates is a section symbol. The problem is that the - value field in the symbol is simply a copy of the .idata section's flags - rather than something useful. When these symbols are encountered, change - the value to 0 and the section number to 1 so that they will be handled - somewhat correctly in the bfd code. */ - if (in->n_sclass == 0x68) { - in->n_value = 0x0; - in->n_scnum = 1; - /* I have tried setting the class to 3 and using the following to set - the section number. This will put the address of the pointer to the - string kernel32.dll at addresses 0 and 0x10 off start of idata section - which is not correct */ - /* if (strcmp (in->_n._n_name, ".idata$4") == 0) */ - /* in->n_scnum = 3; */ - /* else */ - /* in->n_scnum = 2; */ - } - -#ifdef coff_swap_sym_in_hook - coff_swap_sym_in_hook(abfd, ext1, in1); -#endif -} + SCNHDR *scnhdr_ext = (SCNHDR *) ext; + struct internal_scnhdr *scnhdr_int = (struct internal_scnhdr *) in; -static unsigned int -coff_swap_sym_out (abfd, inp, extp) - bfd *abfd; - PTR inp; - PTR extp; -{ - struct internal_syment *in = (struct internal_syment *)inp; - SYMENT *ext =(SYMENT *)extp; - if(in->_n._n_name[0] == 0) { - bfd_h_put_32(abfd, 0, (bfd_byte *) ext->e.e.e_zeroes); - bfd_h_put_32(abfd, in->_n._n_n._n_offset, (bfd_byte *) ext->e.e.e_offset); - } - else { -#if SYMNMLEN != E_SYMNMLEN - -> Error, we need to cope with truncating or extending SYMNMLEN!; + memcpy(scnhdr_int->s_name, scnhdr_ext->s_name, sizeof(scnhdr_int->s_name)); + scnhdr_int->s_vaddr = + GET_SCNHDR_VADDR (abfd, (bfd_byte *) scnhdr_ext->s_vaddr); + scnhdr_int->s_paddr = + GET_SCNHDR_PADDR (abfd, (bfd_byte *) scnhdr_ext->s_paddr); + scnhdr_int->s_size = + GET_SCNHDR_SIZE (abfd, (bfd_byte *) scnhdr_ext->s_size); + scnhdr_int->s_scnptr = + GET_SCNHDR_SCNPTR (abfd, (bfd_byte *) scnhdr_ext->s_scnptr); + scnhdr_int->s_relptr = + GET_SCNHDR_RELPTR (abfd, (bfd_byte *) scnhdr_ext->s_relptr); + scnhdr_int->s_lnnoptr = + GET_SCNHDR_LNNOPTR (abfd, (bfd_byte *) scnhdr_ext->s_lnnoptr); + scnhdr_int->s_flags = bfd_h_get_32(abfd, (bfd_byte *) scnhdr_ext->s_flags); + + /* MS handles overflow of line numbers by carrying into the reloc + field (it appears). Since it's supposed to be zero for PE + *IMAGE* format, that's safe. This is still a bit iffy. */ +#ifdef COFF_IMAGE_WITH_PE + scnhdr_int->s_nlnno = + (bfd_h_get_16 (abfd, (bfd_byte *) scnhdr_ext->s_nlnno) + + (bfd_h_get_16 (abfd, (bfd_byte *) scnhdr_ext->s_nreloc) << 16)); + scnhdr_int->s_nreloc = 0; #else - memcpy(ext->e.e_name, in->_n._n_name, SYMNMLEN); + scnhdr_int->s_nreloc = bfd_h_get_16 (abfd, + (bfd_byte *) scnhdr_ext->s_nreloc); + scnhdr_int->s_nlnno = bfd_h_get_16 (abfd, + (bfd_byte *) scnhdr_ext->s_nlnno); #endif - } - bfd_h_put_32(abfd, in->n_value , (bfd_byte *) ext->e_value); - bfd_h_put_16(abfd, in->n_scnum , (bfd_byte *) ext->e_scnum); - if (sizeof(ext->e_type) == 2) + if (scnhdr_int->s_vaddr != 0) { - bfd_h_put_16(abfd, in->n_type , (bfd_byte *) ext->e_type); + scnhdr_int->s_vaddr += pe_data (abfd)->pe_opthdr.ImageBase; + scnhdr_int->s_vaddr &= 0xffffffff; } - else + +#ifndef COFF_NO_HACK_SCNHDR_SIZE + /* If this section holds uninitialized data, use the virtual size + (stored in s_paddr) instead of the physical size. */ + if ((scnhdr_int->s_flags & IMAGE_SCN_CNT_UNINITIALIZED_DATA) != 0) { - bfd_h_put_32(abfd, in->n_type , (bfd_byte *) ext->e_type); + scnhdr_int->s_size = scnhdr_int->s_paddr; + /* This code used to set scnhdr_int->s_paddr to 0. However, + coff_set_alignment_hook stores s_paddr in virt_size, which + only works if it correctly holds the virtual size of the + section. */ } - bfd_h_put_8(abfd, in->n_sclass , ext->e_sclass); - bfd_h_put_8(abfd, in->n_numaux , ext->e_numaux); - - return sizeof(SYMENT); +#endif } -static void -coff_swap_aux_in (abfd, ext1, type, class, indx, numaux, in1) - bfd *abfd; - PTR ext1; - int type; - int class; - int indx; - int numaux; - PTR in1; +static boolean +pe_mkobject (abfd) + bfd * abfd; { - AUXENT *ext = (AUXENT *)ext1; - union internal_auxent *in = (union internal_auxent *)in1; - - switch (class) { - case C_FILE: - if (ext->x_file.x_fname[0] == 0) { - in->x_file.x_n.x_zeroes = 0; - in->x_file.x_n.x_offset = - bfd_h_get_32(abfd, (bfd_byte *) ext->x_file.x_n.x_offset); - } else { -#if FILNMLEN != E_FILNMLEN - -> Error, we need to cope with truncating or extending FILNMLEN!; -#else - memcpy (in->x_file.x_fname, ext->x_file.x_fname, FILNMLEN); -#endif - } - return; - + pe_data_type *pe; + abfd->tdata.pe_obj_data = + (struct pe_tdata *) bfd_zalloc (abfd, sizeof (pe_data_type)); - case C_STAT: -#ifdef C_LEAFSTAT - case C_LEAFSTAT: -#endif - case C_HIDDEN: - if (type == T_NULL) { - in->x_scn.x_scnlen = GET_SCN_SCNLEN(abfd, ext); - in->x_scn.x_nreloc = GET_SCN_NRELOC(abfd, ext); - in->x_scn.x_nlinno = GET_SCN_NLINNO(abfd, ext); - return; - } - break; - } + if (abfd->tdata.pe_obj_data == 0) + return false; - in->x_sym.x_tagndx.l = bfd_h_get_32(abfd, (bfd_byte *) ext->x_sym.x_tagndx); -#ifndef NO_TVNDX - in->x_sym.x_tvndx = bfd_h_get_16(abfd, (bfd_byte *) ext->x_sym.x_tvndx); -#endif + pe = pe_data (abfd); - if (class == C_BLOCK || ISFCN (type) || ISTAG (class)) - { - in->x_sym.x_fcnary.x_fcn.x_lnnoptr = GET_FCN_LNNOPTR (abfd, ext); - in->x_sym.x_fcnary.x_fcn.x_endndx.l = GET_FCN_ENDNDX (abfd, ext); - } - else - { -#if DIMNUM != E_DIMNUM - #error we need to cope with truncating or extending DIMNUM -#endif - in->x_sym.x_fcnary.x_ary.x_dimen[0] = - bfd_h_get_16 (abfd, (bfd_byte *) ext->x_sym.x_fcnary.x_ary.x_dimen[0]); - in->x_sym.x_fcnary.x_ary.x_dimen[1] = - bfd_h_get_16 (abfd, (bfd_byte *) ext->x_sym.x_fcnary.x_ary.x_dimen[1]); - in->x_sym.x_fcnary.x_ary.x_dimen[2] = - bfd_h_get_16 (abfd, (bfd_byte *) ext->x_sym.x_fcnary.x_ary.x_dimen[2]); - in->x_sym.x_fcnary.x_ary.x_dimen[3] = - bfd_h_get_16 (abfd, (bfd_byte *) ext->x_sym.x_fcnary.x_ary.x_dimen[3]); - } + pe->coff.pe = 1; - if (ISFCN(type)) { - in->x_sym.x_misc.x_fsize = bfd_h_get_32(abfd, (bfd_byte *) ext->x_sym.x_misc.x_fsize); - } - else { - in->x_sym.x_misc.x_lnsz.x_lnno = GET_LNSZ_LNNO(abfd, ext); - in->x_sym.x_misc.x_lnsz.x_size = GET_LNSZ_SIZE(abfd, ext); - } + /* in_reloc_p is architecture dependent. */ + pe->in_reloc_p = in_reloc_p; + return true; } -static unsigned int -coff_swap_aux_out (abfd, inp, type, class, indx, numaux, extp) - bfd *abfd; - PTR inp; - int type; - int class; - int indx; - int numaux; - PTR extp; +/* Create the COFF backend specific information. */ +static PTR +pe_mkobject_hook (abfd, filehdr, aouthdr) + bfd * abfd; + PTR filehdr; + PTR aouthdr ATTRIBUTE_UNUSED; { - union internal_auxent *in = (union internal_auxent *)inp; - AUXENT *ext = (AUXENT *)extp; - - memset((PTR)ext, 0, AUXESZ); - switch (class) { - case C_FILE: - if (in->x_file.x_fname[0] == 0) { - bfd_h_put_32(abfd, 0, (bfd_byte *) ext->x_file.x_n.x_zeroes); - bfd_h_put_32(abfd, - in->x_file.x_n.x_offset, - (bfd_byte *) ext->x_file.x_n.x_offset); - } - else { -#if FILNMLEN != E_FILNMLEN - -> Error, we need to cope with truncating or extending FILNMLEN!; -#else - memcpy (ext->x_file.x_fname, in->x_file.x_fname, FILNMLEN); -#endif - } - return sizeof (AUXENT); + struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr; + pe_data_type *pe; + if (pe_mkobject (abfd) == false) + return NULL; - case C_STAT: -#ifdef C_LEAFSTAT - case C_LEAFSTAT: -#endif - case C_HIDDEN: - if (type == T_NULL) { - PUT_SCN_SCNLEN(abfd, in->x_scn.x_scnlen, ext); - PUT_SCN_NRELOC(abfd, in->x_scn.x_nreloc, ext); - PUT_SCN_NLINNO(abfd, in->x_scn.x_nlinno, ext); - return sizeof (AUXENT); - } - break; - } + pe = pe_data (abfd); + pe->coff.sym_filepos = internal_f->f_symptr; + /* These members communicate important constants about the symbol + table to GDB's symbol-reading code. These `constants' + unfortunately vary among coff implementations... */ + pe->coff.local_n_btmask = N_BTMASK; + pe->coff.local_n_btshft = N_BTSHFT; + pe->coff.local_n_tmask = N_TMASK; + pe->coff.local_n_tshift = N_TSHIFT; + pe->coff.local_symesz = SYMESZ; + pe->coff.local_auxesz = AUXESZ; + pe->coff.local_linesz = LINESZ; - bfd_h_put_32(abfd, in->x_sym.x_tagndx.l, (bfd_byte *) ext->x_sym.x_tagndx); -#ifndef NO_TVNDX - bfd_h_put_16(abfd, in->x_sym.x_tvndx , (bfd_byte *) ext->x_sym.x_tvndx); + pe->coff.timestamp = internal_f->f_timdat; + + obj_raw_syment_count (abfd) = + obj_conv_table_size (abfd) = + internal_f->f_nsyms; + + pe->real_flags = internal_f->f_flags; + + if ((internal_f->f_flags & F_DLL) != 0) + pe->dll = 1; + + if ((internal_f->f_flags & IMAGE_FILE_DEBUG_STRIPPED) == 0) + abfd->flags |= HAS_DEBUG; + +#ifdef COFF_IMAGE_WITH_PE + if (aouthdr) + pe->pe_opthdr = ((struct internal_aouthdr *)aouthdr)->pe; #endif - if (class == C_BLOCK || ISFCN (type) || ISTAG (class)) - { - PUT_FCN_LNNOPTR(abfd, in->x_sym.x_fcnary.x_fcn.x_lnnoptr, ext); - PUT_FCN_ENDNDX(abfd, in->x_sym.x_fcnary.x_fcn.x_endndx.l, ext); - } - else - { -#if DIMNUM != E_DIMNUM - #error we need to cope with truncating or extending DIMNUM +#ifdef ARM + if (! _bfd_coff_arm_set_private_flags (abfd, internal_f->f_flags)) + coff_data (abfd) ->flags = 0; #endif - bfd_h_put_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[0], - (bfd_byte *) ext->x_sym.x_fcnary.x_ary.x_dimen[0]); - bfd_h_put_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[1], - (bfd_byte *) ext->x_sym.x_fcnary.x_ary.x_dimen[1]); - bfd_h_put_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[2], - (bfd_byte *) ext->x_sym.x_fcnary.x_ary.x_dimen[2]); - bfd_h_put_16 (abfd, in->x_sym.x_fcnary.x_ary.x_dimen[3], - (bfd_byte *) ext->x_sym.x_fcnary.x_ary.x_dimen[3]); - } + + return (PTR) pe; +} - if (ISFCN (type)) - bfd_h_put_32 (abfd, in->x_sym.x_misc.x_fsize, - (bfd_byte *) ext->x_sym.x_misc.x_fsize); - else +static boolean +pe_print_private_bfd_data (abfd, vfile) + bfd *abfd; + PTR vfile; +{ + FILE *file = (FILE *) vfile; + + if (!_bfd_pe_print_private_bfd_data_common (abfd, vfile)) + return false; + + if (pe_saved_coff_bfd_print_private_bfd_data != NULL) { - PUT_LNSZ_LNNO (abfd, in->x_sym.x_misc.x_lnsz.x_lnno, ext); - PUT_LNSZ_SIZE (abfd, in->x_sym.x_misc.x_lnsz.x_size, ext); + fputc ('\n', file); + + return pe_saved_coff_bfd_print_private_bfd_data (abfd, vfile); } - return sizeof(AUXENT); + return true; } +/* Copy any private info we understand from the input bfd + to the output bfd. */ -static void -coff_swap_lineno_in (abfd, ext1, in1) - bfd *abfd; - PTR ext1; - PTR in1; +static boolean +pe_bfd_copy_private_bfd_data (ibfd, obfd) + bfd *ibfd, *obfd; { - LINENO *ext = (LINENO *)ext1; - struct internal_lineno *in = (struct internal_lineno *)in1; - - in->l_addr.l_symndx = bfd_h_get_32(abfd, (bfd_byte *) ext->l_addr.l_symndx); - in->l_lnno = GET_LINENO_LNNO(abfd, ext); -} + if (!_bfd_pe_bfd_copy_private_bfd_data_common (ibfd, obfd)) + return false; -static unsigned int -coff_swap_lineno_out (abfd, inp, outp) - bfd *abfd; - PTR inp; - PTR outp; -{ - struct internal_lineno *in = (struct internal_lineno *)inp; - struct external_lineno *ext = (struct external_lineno *)outp; - bfd_h_put_32(abfd, in->l_addr.l_symndx, (bfd_byte *) - ext->l_addr.l_symndx); + if (pe_saved_coff_bfd_copy_private_bfd_data) + return pe_saved_coff_bfd_copy_private_bfd_data (ibfd, obfd); - PUT_LINENO_LNNO (abfd, in->l_lnno, ext); - return sizeof(struct external_lineno); + return true; } +#define coff_bfd_copy_private_section_data \ + _bfd_pe_bfd_copy_private_section_data +#define coff_get_symbol_info _bfd_pe_get_symbol_info +#ifdef COFF_IMAGE_WITH_PE + +/* Code to handle Microsoft's Image Library Format. + Also known as LINK6 format. + Documentation about this format can be found at: + + http://msdn.microsoft.com/library/specs/pecoff_section8.htm */ + +/* The following constants specify the sizes of the various data + structures that we have to create in order to build a bfd describing + an ILF object file. The final "+ 1" in the definitions of SIZEOF_IDATA6 + and SIZEOF_IDATA7 below is to allow for the possibility that we might + need a padding byte in order to ensure 16 bit alignment for the section's + contents. + + The value for SIZEOF_ILF_STRINGS is computed as follows: + + There will be NUM_ILF_SECTIONS section symbols. Allow 9 characters + per symbol for their names (longest section name is .idata$x). + + There will be two symbols for the imported value, one the symbol name + and one with _imp__ prefixed. Allowing for the terminating nul's this + is strlen (symbol_name) * 2 + 8 + 21 + strlen (source_dll). + + The strings in the string table must start STRING__SIZE_SIZE bytes into + the table in order to for the string lookup code in coffgen/coffcode to + work. */ +#define NUM_ILF_RELOCS 8 +#define NUM_ILF_SECTIONS 6 +#define NUM_ILF_SYMS (2 + NUM_ILF_SECTIONS) + +#define SIZEOF_ILF_SYMS (NUM_ILF_SYMS * sizeof (* vars.sym_cache)) +#define SIZEOF_ILF_SYM_TABLE (NUM_ILF_SYMS * sizeof (* vars.sym_table)) +#define SIZEOF_ILF_NATIVE_SYMS (NUM_ILF_SYMS * sizeof (* vars.native_syms)) +#define SIZEOF_ILF_SYM_PTR_TABLE (NUM_ILF_SYMS * sizeof (* vars.sym_ptr_table)) +#define SIZEOF_ILF_EXT_SYMS (NUM_ILF_SYMS * sizeof (* vars.esym_table)) +#define SIZEOF_ILF_RELOCS (NUM_ILF_RELOCS * sizeof (* vars.reltab)) +#define SIZEOF_ILF_INT_RELOCS (NUM_ILF_RELOCS * sizeof (* vars.int_reltab)) +#define SIZEOF_ILF_STRINGS (strlen (symbol_name) * 2 + 8 \ + + 21 + strlen (source_dll) \ + + NUM_ILF_SECTIONS * 9 \ + + STRING_SIZE_SIZE) +#define SIZEOF_IDATA2 (5 * 4) +#define SIZEOF_IDATA4 (1 * 4) +#define SIZEOF_IDATA5 (1 * 4) +#define SIZEOF_IDATA6 (2 + strlen (symbol_name) + 1 + 1) +#define SIZEOF_IDATA7 (strlen (source_dll) + 1 + 1) +#define SIZEOF_ILF_SECTIONS (NUM_ILF_SECTIONS * sizeof (struct coff_section_tdata)) + +#define ILF_DATA_SIZE \ + sizeof (* vars.bim) \ + + SIZEOF_ILF_SYMS \ + + SIZEOF_ILF_SYM_TABLE \ + + SIZEOF_ILF_NATIVE_SYMS \ + + SIZEOF_ILF_SYM_PTR_TABLE \ + + SIZEOF_ILF_EXT_SYMS \ + + SIZEOF_ILF_RELOCS \ + + SIZEOF_ILF_INT_RELOCS \ + + SIZEOF_ILF_STRINGS \ + + SIZEOF_IDATA2 \ + + SIZEOF_IDATA4 \ + + SIZEOF_IDATA5 \ + + SIZEOF_IDATA6 \ + + SIZEOF_IDATA7 \ + + SIZEOF_ILF_SECTIONS \ + + MAX_TEXT_SECTION_SIZE + + +/* Create an empty relocation against the given symbol. */ static void -coff_swap_aouthdr_in (abfd, aouthdr_ext1, aouthdr_int1) - bfd *abfd; - PTR aouthdr_ext1; - PTR aouthdr_int1; +pe_ILF_make_a_symbol_reloc (pe_ILF_vars * vars, + bfd_vma address, + bfd_reloc_code_real_type reloc, + struct symbol_cache_entry ** sym, + unsigned int sym_index) { - struct internal_extra_pe_aouthdr *a; - PEAOUTHDR *src = (PEAOUTHDR *)(aouthdr_ext1); - AOUTHDR *aouthdr_ext = (AOUTHDR *) aouthdr_ext1; - struct internal_aouthdr *aouthdr_int = (struct internal_aouthdr *)aouthdr_int1; - - aouthdr_int->magic = bfd_h_get_16(abfd, (bfd_byte *) aouthdr_ext->magic); - aouthdr_int->vstamp = bfd_h_get_16(abfd, (bfd_byte *) aouthdr_ext->vstamp); - aouthdr_int->tsize = - GET_AOUTHDR_TSIZE (abfd, (bfd_byte *) aouthdr_ext->tsize); - aouthdr_int->dsize = - GET_AOUTHDR_DSIZE (abfd, (bfd_byte *) aouthdr_ext->dsize); - aouthdr_int->bsize = - GET_AOUTHDR_BSIZE (abfd, (bfd_byte *) aouthdr_ext->bsize); - aouthdr_int->entry = - GET_AOUTHDR_ENTRY (abfd, (bfd_byte *) aouthdr_ext->entry); - aouthdr_int->text_start = - GET_AOUTHDR_TEXT_START (abfd, (bfd_byte *) aouthdr_ext->text_start); - aouthdr_int->data_start = - GET_AOUTHDR_DATA_START (abfd, (bfd_byte *) aouthdr_ext->data_start); - - a = &aouthdr_int->pe; - a->ImageBase = bfd_h_get_32 (abfd, src->ImageBase); - a->SectionAlignment = bfd_h_get_32 (abfd, src->SectionAlignment); - a->FileAlignment = bfd_h_get_32 (abfd, src->FileAlignment); - a->MajorOperatingSystemVersion = - bfd_h_get_16 (abfd, src->MajorOperatingSystemVersion); - a->MinorOperatingSystemVersion = - bfd_h_get_16 (abfd, src->MinorOperatingSystemVersion); - a->MajorImageVersion = bfd_h_get_16 (abfd, src->MajorImageVersion); - a->MinorImageVersion = bfd_h_get_16 (abfd, src->MinorImageVersion); - a->MajorSubsystemVersion = bfd_h_get_16 (abfd, src->MajorSubsystemVersion); - a->MinorSubsystemVersion = bfd_h_get_16 (abfd, src->MinorSubsystemVersion); - a->Reserved1 = bfd_h_get_32 (abfd, src->Reserved1); - a->SizeOfImage = bfd_h_get_32 (abfd, src->SizeOfImage); - a->SizeOfHeaders = bfd_h_get_32 (abfd, src->SizeOfHeaders); - a->CheckSum = bfd_h_get_32 (abfd, src->CheckSum); - a->Subsystem = bfd_h_get_16 (abfd, src->Subsystem); - a->DllCharacteristics = bfd_h_get_16 (abfd, src->DllCharacteristics); - a->SizeOfStackReserve = bfd_h_get_32 (abfd, src->SizeOfStackReserve); - a->SizeOfStackCommit = bfd_h_get_32 (abfd, src->SizeOfStackCommit); - a->SizeOfHeapReserve = bfd_h_get_32 (abfd, src->SizeOfHeapReserve); - a->SizeOfHeapCommit = bfd_h_get_32 (abfd, src->SizeOfHeapCommit); - a->LoaderFlags = bfd_h_get_32 (abfd, src->LoaderFlags); - a->NumberOfRvaAndSizes = bfd_h_get_32 (abfd, src->NumberOfRvaAndSizes); - - { - int idx; - for (idx=0; idx < 16; idx++) - { - a->DataDirectory[idx].VirtualAddress = - bfd_h_get_32 (abfd, src->DataDirectory[idx][0]); - a->DataDirectory[idx].Size = - bfd_h_get_32 (abfd, src->DataDirectory[idx][1]); - } - } - - if (aouthdr_int->entry) - aouthdr_int->entry += a->ImageBase; - if (aouthdr_int->tsize) - aouthdr_int->text_start += a->ImageBase; - if (aouthdr_int->dsize) - aouthdr_int->data_start += a->ImageBase; -} + arelent * entry; + struct internal_reloc * internal; + entry = vars->reltab + vars->relcount; + internal = vars->int_reltab + vars->relcount; + + entry->address = address; + entry->addend = 0; + entry->howto = bfd_reloc_type_lookup (vars->abfd, reloc); + entry->sym_ptr_ptr = sym; + + internal->r_vaddr = address; + internal->r_symndx = sym_index; + internal->r_type = entry->howto->type; +#if 0 /* These fields do not need to be initialised. */ + internal->r_size = 0; + internal->r_extern = 0; + internal->r_offset = 0; +#endif + + vars->relcount ++; + + BFD_ASSERT (vars->relcount <= NUM_ILF_RELOCS); +} -static void add_data_entry (abfd, aout, idx, name, base) - bfd *abfd; - struct internal_extra_pe_aouthdr *aout; - int idx; - char *name; - bfd_vma base; +/* Create an empty relocation against the given section. */ +static void +pe_ILF_make_a_reloc (pe_ILF_vars * vars, + bfd_vma address, + bfd_reloc_code_real_type reloc, + asection_ptr sec) { - asection *sec = bfd_get_section_by_name (abfd, name); - - /* add import directory information if it exists */ - if (sec != NULL) - { - aout->DataDirectory[idx].VirtualAddress = sec->lma - base; - aout->DataDirectory[idx].Size = sec->_cooked_size; - sec->flags |= SEC_DATA; - } + pe_ILF_make_a_symbol_reloc (vars, address, reloc, sec->symbol_ptr_ptr, + coff_section_data (vars->abfd, sec)->i); } -static unsigned int -coff_swap_aouthdr_out (abfd, in, out) - bfd *abfd; - PTR in; - PTR out; +/* Move the queued relocs into the given section. */ +static void +pe_ILF_save_relocs (pe_ILF_vars * vars, + asection_ptr sec) { - struct internal_aouthdr *aouthdr_in = (struct internal_aouthdr *)in; - struct internal_extra_pe_aouthdr *extra = &pe_data (abfd)->pe_opthdr; - PEAOUTHDR *aouthdr_out = (PEAOUTHDR *)out; - - bfd_vma sa = extra->SectionAlignment; - bfd_vma fa = extra->FileAlignment; - bfd_vma ib = extra->ImageBase ; + /* Make sure that there is somewhere to store the internal relocs. */ + if (coff_section_data (vars->abfd, sec) == NULL) + /* We should probably return an error indication here. */ + abort (); - if (aouthdr_in->tsize) - aouthdr_in->text_start -= ib; - if (aouthdr_in->dsize) - aouthdr_in->data_start -= ib; - if (aouthdr_in->entry) - aouthdr_in->entry -= ib; + coff_section_data (vars->abfd, sec)->relocs = vars->int_reltab; + coff_section_data (vars->abfd, sec)->keep_relocs = true; -#define FA(x) (((x) + fa -1 ) & (- fa)) -#define SA(x) (((x) + sa -1 ) & (- sa)) + sec->relocation = vars->reltab; + sec->reloc_count = vars->relcount; + sec->flags |= SEC_RELOC; - /* We like to have the sizes aligned */ - - aouthdr_in->bsize = FA (aouthdr_in->bsize); + vars->reltab += vars->relcount; + vars->int_reltab += vars->relcount; + vars->relcount = 0; + BFD_ASSERT ((bfd_byte *)vars->int_reltab < (bfd_byte *)vars->string_table); +} - extra->NumberOfRvaAndSizes = IMAGE_NUMBEROF_DIRECTORY_ENTRIES; +/* Create a global symbol and add it to the relevant tables. */ +static void +pe_ILF_make_a_symbol (pe_ILF_vars * vars, + const char * prefix, + const char * symbol_name, + asection_ptr section, + flagword extra_flags) +{ + coff_symbol_type * sym; + combined_entry_type * ent; + SYMENT * esym; + unsigned short sclass; - /* first null out all data directory entries .. */ - memset (extra->DataDirectory, sizeof (extra->DataDirectory), 0); + if (extra_flags & BSF_LOCAL) + sclass = C_STAT; + else + sclass = C_EXT; + +#ifdef THUMBPEMAGIC + if (vars->magic == THUMBPEMAGIC) + { + if (extra_flags & BSF_FUNCTION) + sclass = C_THUMBEXTFUNC; + else if (extra_flags & BSF_LOCAL) + sclass = C_THUMBSTAT; + else + sclass = C_THUMBEXT; + } +#endif - add_data_entry (abfd, extra, 0, ".edata", ib); - add_data_entry (abfd, extra, 1, ".idata", ib); - add_data_entry (abfd, extra, 2, ".rsrc" ,ib); + BFD_ASSERT (vars->sym_index < NUM_ILF_SYMS); + + sym = vars->sym_ptr; + ent = vars->native_ptr; + esym = vars->esym_ptr; -#ifdef POWERPC_LE_PE - /* FIXME: do other PE platforms use this? */ - add_data_entry (abfd, extra, 3, ".pdata" ,ib); -#endif + /* Copy the symbol's name into the string table. */ + sprintf (vars->string_ptr, "%s%s", prefix, symbol_name); - add_data_entry (abfd, extra, 5, ".reloc", ib); - -#ifdef POWERPC_LE_PE - /* On the PPC NT system, this field is set up as follows. It is - not an "officially" reserved field, so it currently has no title. - first_thunk_address is idata$5, and the thunk_size is the size - of the idata$5 chunk of the idata section. - */ - extra->DataDirectory[12].VirtualAddress = first_thunk_address; - extra->DataDirectory[12].Size = thunk_size; - - /* On the PPC NT system, the size of the directory entry is not the - size of the entire section. It's actually offset to the end of - the idata$3 component of the idata section. This is the size of - the entire import table. (also known as the start of idata$4) - */ - extra->DataDirectory[1].Size = import_table_size; + if (section == NULL) + section = (asection_ptr) & bfd_und_section; + + /* Initialise the external symbol. */ + bfd_h_put_32 (vars->abfd, vars->string_ptr - vars->string_table, (bfd_byte *) esym->e.e.e_offset); + bfd_h_put_16 (vars->abfd, section->target_index, (bfd_byte *) esym->e_scnum); + esym->e_sclass[0] = sclass; + + /* The following initialisations are unnecessary - the memory is + zero initialised. They are just kept here as reminders. */ +#if 0 + esym->e.e.e_zeroes = 0; + esym->e_value = 0; + esym->e_type = T_NULL; + esym->e_numaux = 0; #endif - - { - asection *sec; - bfd_vma dsize= 0; - bfd_vma isize = SA(abfd->sections->filepos); - bfd_vma tsize= 0; -#ifdef PPC - isize = 0; + + /* Initialise the internal symbol structure. */ + ent->u.syment.n_sclass = sclass; + ent->u.syment.n_scnum = section->target_index; + ent->u.syment._n._n_n._n_offset = (long) sym; + +#if 0 /* See comment above. */ + ent->u.syment.n_value = 0; + ent->u.syment.n_flags = 0; + ent->u.syment.n_type = T_NULL; + ent->u.syment.n_numaux = 0; + ent->fix_value = 0; #endif - for (sec = abfd->sections; sec; sec = sec->next) - { - int rounded = FA(sec->_raw_size); - if (sec->flags & SEC_DATA) - dsize += rounded; - if (sec->flags & SEC_CODE) - tsize += rounded; - isize += SA(rounded); - } - - aouthdr_in->dsize = dsize; - aouthdr_in->tsize = tsize; - extra->SizeOfImage = isize; - } - - extra->SizeOfHeaders = abfd->sections->filepos; - bfd_h_put_16(abfd, aouthdr_in->magic, (bfd_byte *) aouthdr_out->standard.magic); - -#ifdef POWERPC_LE_PE - /* this little piece of magic sets the "linker version" field to 2.60 */ - bfd_h_put_16(abfd, 2 + 60 * 256, (bfd_byte *) aouthdr_out->standard.vstamp); -#else - /* this little piece of magic sets the "linker version" field to 2.55 */ - bfd_h_put_16(abfd, 2 + 55 * 256, (bfd_byte *) aouthdr_out->standard.vstamp); + + sym->symbol.the_bfd = vars->abfd; + sym->symbol.name = vars->string_ptr; + sym->symbol.flags = BSF_EXPORT | BSF_GLOBAL | extra_flags; + sym->symbol.section = section; + sym->native = ent; + +#if 0 /* See comment above. */ + sym->symbol.value = 0; + sym->symbol.udata.i = 0; + sym->done_lineno = false; + sym->lineno = NULL; #endif - - PUT_AOUTHDR_TSIZE (abfd, aouthdr_in->tsize, (bfd_byte *) aouthdr_out->standard.tsize); - PUT_AOUTHDR_DSIZE (abfd, aouthdr_in->dsize, (bfd_byte *) aouthdr_out->standard.dsize); - PUT_AOUTHDR_BSIZE (abfd, aouthdr_in->bsize, (bfd_byte *) aouthdr_out->standard.bsize); - PUT_AOUTHDR_ENTRY (abfd, aouthdr_in->entry, (bfd_byte *) aouthdr_out->standard.entry); - PUT_AOUTHDR_TEXT_START (abfd, aouthdr_in->text_start, - (bfd_byte *) aouthdr_out->standard.text_start); - - PUT_AOUTHDR_DATA_START (abfd, aouthdr_in->data_start, - (bfd_byte *) aouthdr_out->standard.data_start); - - - bfd_h_put_32 (abfd, extra->ImageBase, - (bfd_byte *) aouthdr_out->ImageBase); - bfd_h_put_32 (abfd, extra->SectionAlignment, - (bfd_byte *) aouthdr_out->SectionAlignment); - bfd_h_put_32 (abfd, extra->FileAlignment, - (bfd_byte *) aouthdr_out->FileAlignment); - bfd_h_put_16 (abfd, extra->MajorOperatingSystemVersion, - (bfd_byte *) aouthdr_out->MajorOperatingSystemVersion); - bfd_h_put_16 (abfd, extra->MinorOperatingSystemVersion, - (bfd_byte *) aouthdr_out->MinorOperatingSystemVersion); - bfd_h_put_16 (abfd, extra->MajorImageVersion, - (bfd_byte *) aouthdr_out->MajorImageVersion); - bfd_h_put_16 (abfd, extra->MinorImageVersion, - (bfd_byte *) aouthdr_out->MinorImageVersion); - bfd_h_put_16 (abfd, extra->MajorSubsystemVersion, - (bfd_byte *) aouthdr_out->MajorSubsystemVersion); - bfd_h_put_16 (abfd, extra->MinorSubsystemVersion, - (bfd_byte *) aouthdr_out->MinorSubsystemVersion); - bfd_h_put_32 (abfd, extra->Reserved1, - (bfd_byte *) aouthdr_out->Reserved1); - bfd_h_put_32 (abfd, extra->SizeOfImage, - (bfd_byte *) aouthdr_out->SizeOfImage); - bfd_h_put_32 (abfd, extra->SizeOfHeaders, - (bfd_byte *) aouthdr_out->SizeOfHeaders); - bfd_h_put_32 (abfd, extra->CheckSum, - (bfd_byte *) aouthdr_out->CheckSum); - bfd_h_put_16 (abfd, extra->Subsystem, - (bfd_byte *) aouthdr_out->Subsystem); - bfd_h_put_16 (abfd, extra->DllCharacteristics, - (bfd_byte *) aouthdr_out->DllCharacteristics); - bfd_h_put_32 (abfd, extra->SizeOfStackReserve, - (bfd_byte *) aouthdr_out->SizeOfStackReserve); - bfd_h_put_32 (abfd, extra->SizeOfStackCommit, - (bfd_byte *) aouthdr_out->SizeOfStackCommit); - bfd_h_put_32 (abfd, extra->SizeOfHeapReserve, - (bfd_byte *) aouthdr_out->SizeOfHeapReserve); - bfd_h_put_32 (abfd, extra->SizeOfHeapCommit, - (bfd_byte *) aouthdr_out->SizeOfHeapCommit); - bfd_h_put_32 (abfd, extra->LoaderFlags, - (bfd_byte *) aouthdr_out->LoaderFlags); - bfd_h_put_32 (abfd, extra->NumberOfRvaAndSizes, - (bfd_byte *) aouthdr_out->NumberOfRvaAndSizes); - { - int idx; - for (idx=0; idx < 16; idx++) - { - bfd_h_put_32 (abfd, extra->DataDirectory[idx].VirtualAddress, - (bfd_byte *) aouthdr_out->DataDirectory[idx][0]); - bfd_h_put_32 (abfd, extra->DataDirectory[idx].Size, - (bfd_byte *) aouthdr_out->DataDirectory[idx][1]); - } - } - - return sizeof(AOUTHDR); + + * vars->table_ptr = vars->sym_index; + * vars->sym_ptr_ptr = sym; + + /* Adjust pointers for the next symbol. */ + vars->sym_index ++; + vars->sym_ptr ++; + vars->sym_ptr_ptr ++; + vars->table_ptr ++; + vars->native_ptr ++; + vars->esym_ptr ++; + vars->string_ptr += strlen (symbol_name) + strlen (prefix) + 1; + + BFD_ASSERT (vars->string_ptr < vars->end_string_ptr); } -static void - coff_swap_scnhdr_in (abfd, ext, in) - bfd *abfd; - PTR ext; - PTR in; +/* Create a section. */ +static asection_ptr +pe_ILF_make_a_section (pe_ILF_vars * vars, + const char * name, + unsigned int size, + flagword extra_flags) { - SCNHDR *scnhdr_ext = (SCNHDR *) ext; - struct internal_scnhdr *scnhdr_int = (struct internal_scnhdr *) in; - - memcpy(scnhdr_int->s_name, scnhdr_ext->s_name, sizeof(scnhdr_int->s_name)); - scnhdr_int->s_vaddr = - GET_SCNHDR_VADDR (abfd, (bfd_byte *) scnhdr_ext->s_vaddr); - scnhdr_int->s_paddr = - GET_SCNHDR_PADDR (abfd, (bfd_byte *) scnhdr_ext->s_paddr); - scnhdr_int->s_size = - GET_SCNHDR_SIZE (abfd, (bfd_byte *) scnhdr_ext->s_size); - scnhdr_int->s_scnptr = - GET_SCNHDR_SCNPTR (abfd, (bfd_byte *) scnhdr_ext->s_scnptr); - scnhdr_int->s_relptr = - GET_SCNHDR_RELPTR (abfd, (bfd_byte *) scnhdr_ext->s_relptr); - scnhdr_int->s_lnnoptr = - GET_SCNHDR_LNNOPTR (abfd, (bfd_byte *) scnhdr_ext->s_lnnoptr); - scnhdr_int->s_flags = bfd_h_get_32(abfd, (bfd_byte *) scnhdr_ext->s_flags); + asection_ptr sec; + flagword flags; + + sec = bfd_make_section_old_way (vars->abfd, name); + if (sec == NULL) + return NULL; + + flags = SEC_HAS_CONTENTS | SEC_ALLOC | SEC_LOAD | SEC_KEEP | SEC_IN_MEMORY; + + bfd_set_section_flags (vars->abfd, sec, flags | extra_flags); + + bfd_set_section_alignment (vars->abfd, sec, 2); + + /* Check that we will not run out of space. */ + BFD_ASSERT (vars->data + size < vars->bim->buffer + vars->bim->size); + + /* Set the section size and contents. The actual + contents are filled in by our parent. */ + bfd_set_section_size (vars->abfd, sec, size); + sec->contents = vars->data; + sec->target_index = vars->sec_index ++; + + /* Advance data pointer in the vars structure. */ + vars->data += size; + + /* Skip the padding byte if it was not needed. + The logic here is that if the string length is odd, + then the entire string length, including the null byte, + is even and so the extra, padding byte, is not needed. */ + if (size & 1) + vars->data --; + + /* Create a coff_section_tdata structure for our use. */ + sec->used_by_bfd = (struct coff_section_tdata *) vars->data; + vars->data += sizeof (struct coff_section_tdata); - scnhdr_int->s_nreloc = bfd_h_get_16(abfd, (bfd_byte *) scnhdr_ext->s_nreloc); - scnhdr_int->s_nlnno = bfd_h_get_16(abfd, (bfd_byte *) scnhdr_ext->s_nlnno); + BFD_ASSERT (vars->data <= vars->bim->buffer + vars->bim->size); + + /* Create a symbol to refer to this section. */ + pe_ILF_make_a_symbol (vars, "", name, sec, BSF_LOCAL); - if (scnhdr_int->s_vaddr != 0) - { - scnhdr_int->s_vaddr += pe_data (abfd)->pe_opthdr.ImageBase; - } - if (strcmp (scnhdr_int->s_name, _BSS) == 0) - { - scnhdr_int->s_size = scnhdr_int->s_paddr; - scnhdr_int->s_paddr = 0; - } + /* Cache the index to the symbol in the coff_section_data structure. */ + coff_section_data (vars->abfd, sec)->i = vars->sym_index - 1; + + return sec; } -static unsigned int -coff_swap_scnhdr_out (abfd, in, out) - bfd *abfd; - PTR in; - PTR out; +/* This structure contains the code that goes into the .text section + in order to perform a jump into the DLL lookup table. The entries + in the table are index by the magic number used to represent the + machine type in the PE file. The contents of the data[] arrays in + these entries are stolen from the jtab[] arrays in ld/pe-dll.c. + The SIZE field says how many bytes in the DATA array are actually + used. The OFFSET field says where in the data array the address + of the .idata$5 section should be placed. */ +#define MAX_TEXT_SECTION_SIZE 32 + +typedef struct { - struct internal_scnhdr *scnhdr_int = (struct internal_scnhdr *)in; - SCNHDR *scnhdr_ext = (SCNHDR *)out; - unsigned int ret = sizeof (SCNHDR); - bfd_vma ps; - bfd_vma ss; - - memcpy(scnhdr_ext->s_name, scnhdr_int->s_name, sizeof(scnhdr_int->s_name)); - - PUT_SCNHDR_VADDR (abfd, - (scnhdr_int->s_vaddr - - pe_data(abfd)->pe_opthdr.ImageBase), - (bfd_byte *) scnhdr_ext->s_vaddr); + unsigned short magic; + unsigned char data[MAX_TEXT_SECTION_SIZE]; + unsigned int size; + unsigned int offset; +} +jump_table; - /* NT wants the size data to be rounded up to the next NT_FILE_ALIGNMENT - value except for the BSS section, its s_size should be 0 */ +static jump_table jtab[] = +{ +#ifdef I386MAGIC + { I386MAGIC, + { 0xff, 0x25, 0x00, 0x00, 0x00, 0x00, 0x90, 0x90 }, + 8, 2 + }, +#endif + +#ifdef MC68MAGIC + { MC68MAGIC, { /* XXX fill me in */ }, 0, 0 }, +#endif +#ifdef MIPS_ARCH_MAGIC_WINCE + { MIPS_ARCH_MAGIC_WINCE, + { 0x00, 0x00, 0x08, 0x3c, 0x00, 0x00, 0x08, 0x8d, + 0x08, 0x00, 0x00, 0x01, 0x00, 0x00, 0x00, 0x00 }, + 16, 0 + }, +#endif + +#ifdef SH_ARCH_MAGIC_WINCE + { SH_ARCH_MAGIC_WINCE, + { 0x01, 0xd0, 0x02, 0x60, 0x2b, 0x40, + 0x09, 0x00, 0x00, 0x00, 0x00, 0x00 }, + 12, 8 + }, +#endif + +#ifdef ARMPEMAGIC + { ARMPEMAGIC, + { 0x00, 0xc0, 0x9f, 0xe5, 0x00, 0xf0, + 0x9c, 0xe5, 0x00, 0x00, 0x00, 0x00}, + 12, 8 + }, +#endif + +#ifdef THUMBPEMAGIC + { THUMBPEMAGIC, + { 0x40, 0xb4, 0x02, 0x4e, 0x36, 0x68, 0xb4, 0x46, + 0x40, 0xbc, 0x60, 0x47, 0x00, 0x00, 0x00, 0x00 }, + 16, 12 + }, +#endif + { 0, { 0 }, 0, 0 } +}; +#ifndef NUM_ENTRIES +#define NUM_ENTRIES(a) (sizeof (a) / sizeof (a)[0]) +#endif - if (strcmp (scnhdr_int->s_name, _BSS) == 0) - { - ps = scnhdr_int->s_size; - ss = 0; - } - else +/* Build a full BFD from the information supplied in a ILF object. */ +static boolean +pe_ILF_build_a_bfd (bfd * abfd, + unsigned short magic, + bfd_byte * symbol_name, + bfd_byte * source_dll, + unsigned int ordinal, + unsigned int types) +{ + bfd_byte * ptr; + pe_ILF_vars vars; + struct internal_filehdr internal_f; + unsigned int import_type; + unsigned int import_name_type; + asection_ptr id4, id5, id6 = NULL, text = NULL; + coff_symbol_type ** imp_sym; + unsigned int imp_index; + + /* Decode and verify the types field of the ILF structure. */ + import_type = types & 0x3; + import_name_type = (types & 0x1c) >> 2; + + switch (import_type) { - ps = scnhdr_int->s_paddr; - ss = scnhdr_int->s_size; + case IMPORT_CODE: + case IMPORT_DATA: + break; + + case IMPORT_CONST: + /* XXX code yet to be written. */ + _bfd_error_handler (_("%s: Unhandled import type; %x"), + bfd_get_filename (abfd), import_type); + return false; + + default: + _bfd_error_handler (_("%s: Unrecognised import type; %x"), + bfd_get_filename (abfd), import_type); + return false; } - PUT_SCNHDR_SIZE (abfd, ss, - (bfd_byte *) scnhdr_ext->s_size); - - - PUT_SCNHDR_PADDR (abfd, ps, (bfd_byte *) scnhdr_ext->s_paddr); - - PUT_SCNHDR_SCNPTR (abfd, scnhdr_int->s_scnptr, - (bfd_byte *) scnhdr_ext->s_scnptr); - PUT_SCNHDR_RELPTR (abfd, scnhdr_int->s_relptr, - (bfd_byte *) scnhdr_ext->s_relptr); - PUT_SCNHDR_LNNOPTR (abfd, scnhdr_int->s_lnnoptr, - (bfd_byte *) scnhdr_ext->s_lnnoptr); - - /* Extra flags must be set when dealing with NT. All sections should also - have the IMAGE_SCN_MEM_READ (0x40000000) flag set. In addition, the - .text section must have IMAGE_SCN_MEM_EXECUTE (0x20000000) and the data - sections (.idata, .data, .bss, .CRT) must have IMAGE_SCN_MEM_WRITE set - (this is especially important when dealing with the .idata section since - the addresses for routines from .dlls must be overwritten). If .reloc - section data is ever generated, we must add IMAGE_SCN_MEM_DISCARDABLE - (0x02000000). Also, the resource data should also be read and - writable. */ - - /* FIXME: alignment is also encoded in this field, at least on ppc (krk) */ - /* FIXME: even worse, I don't see how to get the original alignment field*/ - /* back... */ - - { - int flags = scnhdr_int->s_flags; - if (strcmp (scnhdr_int->s_name, ".data") == 0 || - strcmp (scnhdr_int->s_name, ".CRT") == 0 || - strcmp (scnhdr_int->s_name, ".rsrc") == 0 || - strcmp (scnhdr_int->s_name, ".bss") == 0) - flags |= IMAGE_SCN_MEM_READ | IMAGE_SCN_MEM_WRITE; - else if (strcmp (scnhdr_int->s_name, ".text") == 0) - flags |= IMAGE_SCN_MEM_READ | IMAGE_SCN_MEM_EXECUTE; - else if (strcmp (scnhdr_int->s_name, ".reloc") == 0) - flags = SEC_DATA| IMAGE_SCN_MEM_READ | IMAGE_SCN_MEM_DISCARDABLE; - else if (strcmp (scnhdr_int->s_name, ".idata") == 0) - flags = IMAGE_SCN_MEM_READ | IMAGE_SCN_MEM_WRITE | SEC_DATA; - else if (strcmp (scnhdr_int->s_name, ".rdata") == 0 - || strcmp (scnhdr_int->s_name, ".edata") == 0) - flags = IMAGE_SCN_MEM_READ | SEC_DATA; - /* ppc-nt additions */ - else if (strcmp (scnhdr_int->s_name, ".pdata") == 0) - flags = IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_ALIGN_4BYTES | - IMAGE_SCN_MEM_READ ; - /* Remember this field is a max of 8 chars, so the null is _not_ there - for an 8 character name like ".reldata". (yep. Stupid bug) */ - else if (strncmp (scnhdr_int->s_name, ".reldata", strlen(".reldata")) == 0) - flags = IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_ALIGN_8BYTES | - IMAGE_SCN_MEM_READ | IMAGE_SCN_MEM_WRITE ; - else if (strcmp (scnhdr_int->s_name, ".ydata") == 0) - flags = IMAGE_SCN_CNT_INITIALIZED_DATA | IMAGE_SCN_ALIGN_8BYTES | - IMAGE_SCN_MEM_READ | IMAGE_SCN_MEM_WRITE ; - else if (strcmp (scnhdr_int->s_name, ".drectve") == 0) - flags = IMAGE_SCN_LNK_INFO | IMAGE_SCN_LNK_REMOVE ; - /* end of ppc-nt additions */ - - bfd_h_put_32(abfd, flags, (bfd_byte *) scnhdr_ext->s_flags); - } - - if (scnhdr_int->s_nlnno <= 0xffff) - bfd_h_put_16(abfd, scnhdr_int->s_nlnno, (bfd_byte *) scnhdr_ext->s_nlnno); - else - { - (*_bfd_error_handler) ("%s: line number overflow: 0x%lx > 0xffff", - bfd_get_filename (abfd), - scnhdr_int->s_nlnno); - bfd_set_error (bfd_error_file_truncated); - bfd_h_put_16 (abfd, 0xffff, (bfd_byte *) scnhdr_ext->s_nlnno); - ret = 0; - } - if (scnhdr_int->s_nreloc <= 0xffff) - bfd_h_put_16(abfd, scnhdr_int->s_nreloc, (bfd_byte *) scnhdr_ext->s_nreloc); - else + switch (import_name_type) { - (*_bfd_error_handler) ("%s: reloc overflow: 0x%lx > 0xffff", - bfd_get_filename (abfd), - scnhdr_int->s_nreloc); - bfd_set_error (bfd_error_file_truncated); - bfd_h_put_16 (abfd, 0xffff, (bfd_byte *) scnhdr_ext->s_nreloc); - ret = 0; + case IMPORT_ORDINAL: + case IMPORT_NAME: + case IMPORT_NAME_NOPREFIX: + case IMPORT_NAME_UNDECORATE: + break; + + default: + _bfd_error_handler (_("%s: Unrecognised import name type; %x"), + bfd_get_filename (abfd), import_name_type); + return false; } - return ret; -} - -static char * dir_names[IMAGE_NUMBEROF_DIRECTORY_ENTRIES] = -{ - "Export Directory [.edata]", - "Import Directory [parts of .idata]", - "Resource Directory [.rsrc]", - "Exception Directory [.pdata]", - "Security Directory", - "Base Relocation Directory [.reloc]", - "Debug Directory", - "Description Directory", - "Special Directory", - "Thread Storage Directory [.tls]", - "Load Configuration Directory", - "Bound Import Directory", - "Import Address Table Directory", - "Reserved", - "Reserved", - "Reserved" -}; -/**********************************************************************/ -static boolean -pe_print_idata(abfd, vfile) - bfd*abfd; - void *vfile; -{ - FILE *file = vfile; - bfd_byte *data = 0; - asection *section = bfd_get_section_by_name (abfd, ".idata"); - -#ifdef POWERPC_LE_PE - asection *rel_section = bfd_get_section_by_name (abfd, ".reldata"); -#endif + /* Initialise local variables. + + Note these are kept in a structure rather than being + declared as statics since bfd frowns on global variables. + + We are going to construct the contents of the BFD in memory, + so allocate all the space that we will need right now. */ + ptr = bfd_zalloc (abfd, ILF_DATA_SIZE); + if (ptr == NULL) + return false; - bfd_size_type datasize = 0; - bfd_size_type i; - bfd_size_type start, stop; - int onaline = 20; - bfd_vma addr_value; - bfd_vma loadable_toc_address; - bfd_vma toc_address; - bfd_vma start_address; + /* Create a bfd_in_memory structure. */ + vars.bim = (struct bfd_in_memory *) ptr; + vars.bim->buffer = ptr; + vars.bim->size = ILF_DATA_SIZE; + ptr += sizeof (* vars.bim); + + /* Initialise the pointers to regions of the memory and the + other contents of the pe_ILF_vars structure as well. */ + vars.sym_cache = (coff_symbol_type *) ptr; + vars.sym_ptr = (coff_symbol_type *) ptr; + vars.sym_index = 0; + ptr += SIZEOF_ILF_SYMS; + + vars.sym_table = (unsigned int *) ptr; + vars.table_ptr = (unsigned int *) ptr; + ptr += SIZEOF_ILF_SYM_TABLE; - pe_data_type *pe = pe_data (abfd); - struct internal_extra_pe_aouthdr *extra = &pe->pe_opthdr; + vars.native_syms = (combined_entry_type *) ptr; + vars.native_ptr = (combined_entry_type *) ptr; + ptr += SIZEOF_ILF_NATIVE_SYMS; - if (section == 0) - return true; + vars.sym_ptr_table = (coff_symbol_type **) ptr; + vars.sym_ptr_ptr = (coff_symbol_type **) ptr; + ptr += SIZEOF_ILF_SYM_PTR_TABLE; + + vars.esym_table = (SYMENT *) ptr; + vars.esym_ptr = (SYMENT *) ptr; + ptr += SIZEOF_ILF_EXT_SYMS; + + vars.reltab = (arelent *) ptr; + vars.relcount = 0; + ptr += SIZEOF_ILF_RELOCS; -#ifdef POWERPC_LE_PE - if (rel_section != 0 && bfd_section_size (abfd, rel_section) != 0) - { - /* The toc address can be found by taking the starting address, - which on the PPC locates a function descriptor. The descriptor - consists of the function code starting address followed by the - address of the toc. The starting address we get from the bfd, - and the descriptor is supposed to be in the .reldata section. - */ - - bfd_byte *data = 0; - int offset; - data = (bfd_byte *) bfd_malloc ((size_t) bfd_section_size (abfd, - rel_section)); - if (data == NULL && bfd_section_size (abfd, rel_section) != 0) - return false; + vars.int_reltab = (struct internal_reloc *) ptr; + ptr += SIZEOF_ILF_INT_RELOCS; - datasize = bfd_section_size (abfd, rel_section); + vars.string_table = ptr; + vars.string_ptr = ptr + STRING_SIZE_SIZE; + ptr += SIZEOF_ILF_STRINGS; + vars.end_string_ptr = ptr; - bfd_get_section_contents (abfd, - rel_section, - (PTR) data, 0, - bfd_section_size (abfd, rel_section)); - - offset = abfd->start_address - rel_section->vma; - - start_address = bfd_get_32(abfd, data+offset); - loadable_toc_address = bfd_get_32(abfd, data+offset+4); - toc_address = loadable_toc_address - 32768; - - fprintf(file, - "\nFunction descriptor located at the start address: %04lx\n", - (unsigned long int) (abfd->start_address)); - fprintf (file, - "\tcode-base %08lx toc (loadable/actual) %08lx/%08lx\n", - start_address, loadable_toc_address, toc_address); + /* The remaining space in bim->buffer is used + by the pe_ILF_make_a_section() function. */ + vars.data = ptr; + vars.abfd = abfd; + vars.sec_index = 0; + vars.magic = magic; + + /* Create the initial .idata$ sections: + [.idata$2: Import Directory Table -- not needed] + .idata$4: Import Lookup Table + .idata$5: Import Address Table + + Note we do not create a .idata$3 section as this is + created for us by the linker script. */ + id4 = pe_ILF_make_a_section (& vars, ".idata$4", SIZEOF_IDATA4, 0); + id5 = pe_ILF_make_a_section (& vars, ".idata$5", SIZEOF_IDATA5, 0); + if (id4 == NULL || id5 == NULL) + return false; + + /* Fill in the contents of these sections. */ + if (import_name_type == IMPORT_ORDINAL) + { + if (ordinal == 0) + /* XXX - treat as IMPORT_NAME ??? */ + abort (); + + * (unsigned int *) id4->contents = ordinal | 0x80000000; + * (unsigned int *) id5->contents = ordinal | 0x80000000; } else { - loadable_toc_address = 0; - toc_address = 0; - start_address = 0; - } -#endif - - fprintf(file, - "\nThe Import Tables (interpreted .idata section contents)\n"); - fprintf(file, - " vma: Hint Time Forward DLL First\n"); - fprintf(file, - " Table Stamp Chain Name Thunk\n"); - - if (bfd_section_size (abfd, section) == 0) - return true; - - data = (bfd_byte *) bfd_malloc ((size_t) bfd_section_size (abfd, section)); - datasize = bfd_section_size (abfd, section); - if (data == NULL && datasize != 0) - return false; - - bfd_get_section_contents (abfd, - section, - (PTR) data, 0, - bfd_section_size (abfd, section)); + char * symbol; + + /* Create .idata$6 - the Hint Name Table. */ + id6 = pe_ILF_make_a_section (& vars, ".idata$6", SIZEOF_IDATA6, 0); + if (id6 == NULL) + return false; - start = 0; + /* If necessary, trim the import symbol name. */ + symbol = symbol_name; - stop = bfd_section_size (abfd, section); + if (import_name_type != IMPORT_NAME) + /* Skip any prefix in symbol_name. */ + while (*symbol == '@' || * symbol == '?' || * symbol == '_') + ++ symbol; - for (i = start; i < stop; i += onaline) - { - bfd_vma hint_addr; - bfd_vma time_stamp; - bfd_vma forward_chain; - bfd_vma dll_name; - bfd_vma first_thunk; - int idx; - int j; - char *dll; - int adj = extra->ImageBase - section->vma; - - fprintf (file, - " %04lx\t", - (unsigned long int) (i + section->vma)); - - if (i+20 > stop) + if (import_name_type == IMPORT_NAME_UNDECORATE) { - /* check stuff */ - ; + /* Truncate at the first '@' */ + while (* symbol != 0 && * symbol != '@') + symbol ++; + + * symbol = 0; } - hint_addr = bfd_get_32(abfd, data+i); - time_stamp = bfd_get_32(abfd, data+i+4); - forward_chain = bfd_get_32(abfd, data+i+8); - dll_name = bfd_get_32(abfd, data+i+12); - first_thunk = bfd_get_32(abfd, data+i+16); + id6->contents[0] = ordinal & 0xff; + id6->contents[1] = ordinal >> 8; - fprintf(file, "%08lx %08lx %08lx %08lx %08lx\n", - hint_addr, - time_stamp, - forward_chain, - dll_name, - first_thunk); - - if (hint_addr ==0) - { - break; - } - - /* the image base is present in the section->vma */ - dll = data + dll_name + adj; - fprintf(file, "\n\tDLL Name: %s\n", dll); - fprintf(file, "\tvma: Ordinal Member-Name\n"); + strcpy (id6->contents + 2, symbol); + } - idx = hint_addr + adj; + if (import_name_type != IMPORT_ORDINAL) + { + pe_ILF_make_a_reloc (& vars, 0, BFD_RELOC_RVA, id6); + pe_ILF_save_relocs (& vars, id4); + + pe_ILF_make_a_reloc (& vars, 0, BFD_RELOC_RVA, id6); + pe_ILF_save_relocs (& vars, id5); + } - for (j=0;jcontents, jtab[i].data, jtab[i].size); + + /* Create an import symbol. */ + pe_ILF_make_a_symbol (& vars, "__imp_", symbol_name, id5, 0); + imp_sym = vars.sym_ptr_ptr - 1; + imp_index = vars.sym_index - 1; + + /* Create a reloc for the data in the text section. */ +#ifdef MIPS_ARCH_MAGIC_WINCE + if (magic == MIPS_ARCH_MAGIC_WINCE) { - int differ = 0; - int idx2; - - idx2 = first_thunk + adj; - - for (j=0;j>> Ran out of IAT members!\n"); - } - else - { - ordinal = bfd_get_16(abfd, - data + iat_member + adj); - member_name = data + iat_member + adj + 2; - fprintf(file, "\t%04lx\t %4d %s\n", - iat_member, ordinal, member_name); - } - break; - } - if (hint_member == 0) - break; - } - if (differ == 0) - { - fprintf(file, - "\tThe Import Address Table is identical\n"); - } + pe_ILF_make_a_symbol_reloc (& vars, 0, BFD_RELOC_HI16_S, + (asection **) imp_sym, imp_index); + pe_ILF_make_a_reloc (& vars, 0, BFD_RELOC_LO16, text); + pe_ILF_make_a_symbol_reloc (& vars, 4, BFD_RELOC_LO16, + (asection **) imp_sym, imp_index); } + else +#endif + pe_ILF_make_a_symbol_reloc (& vars, jtab[i].offset, BFD_RELOC_32, + (asymbol **) imp_sym, imp_index); + + pe_ILF_save_relocs (& vars, text); + break; - fprintf(file, "\n"); + case IMPORT_DATA: + break; + default: + /* XXX code not yet written. */ + abort (); } - - free (data); -} - -static boolean -pe_print_edata(abfd, vfile) - bfd*abfd; - void *vfile; -{ - FILE *file = vfile; - bfd_byte *data = 0; - asection *section = bfd_get_section_by_name (abfd, ".edata"); - - bfd_size_type datasize = 0; - bfd_size_type i; - - int adj; - struct EDT_type - { - long export_flags; /* reserved - should be zero */ - long time_stamp; - short major_ver; - short minor_ver; - bfd_vma name; /* rva - relative to image base */ - long base; /* ordinal base */ - long num_functions; /* Number in the export address table */ - long num_names; /* Number in the name pointer table */ - bfd_vma eat_addr; /* rva to the export address table */ - bfd_vma npt_addr; /* rva to the Export Name Pointer Table */ - bfd_vma ot_addr; /* rva to the Ordinal Table */ - } edt; - - pe_data_type *pe = pe_data (abfd); - struct internal_extra_pe_aouthdr *extra = &pe->pe_opthdr; - - if (section == 0) - return true; - - data = (bfd_byte *) bfd_malloc ((size_t) bfd_section_size (abfd, - section)); - datasize = bfd_section_size (abfd, section); - - if (data == NULL && datasize != 0) + + /* Initialise the bfd. */ + memset (& internal_f, 0, sizeof (internal_f)); + + internal_f.f_magic = magic; + internal_f.f_symptr = 0; + internal_f.f_nsyms = 0; + internal_f.f_flags = F_AR32WR | F_LNNO; /* XXX is this correct ? */ + + if ( ! bfd_set_start_address (abfd, 0) + || ! bfd_coff_set_arch_mach_hook (abfd, & internal_f)) return false; - bfd_get_section_contents (abfd, - section, - (PTR) data, 0, - bfd_section_size (abfd, section)); - - /* Go get Export Directory Table */ - edt.export_flags = bfd_get_32(abfd, data+0); - edt.time_stamp = bfd_get_32(abfd, data+4); - edt.major_ver = bfd_get_16(abfd, data+8); - edt.minor_ver = bfd_get_16(abfd, data+10); - edt.name = bfd_get_32(abfd, data+12); - edt.base = bfd_get_32(abfd, data+16); - edt.num_functions = bfd_get_32(abfd, data+20); - edt.num_names = bfd_get_32(abfd, data+24); - edt.eat_addr = bfd_get_32(abfd, data+28); - edt.npt_addr = bfd_get_32(abfd, data+32); - edt.ot_addr = bfd_get_32(abfd, data+36); - - adj = extra->ImageBase - section->vma; - - - /* Dump the EDT first first */ - fprintf(file, - "\nThe Export Tables (interpreted .edata section contents)\n\n"); - - fprintf(file, - "Export Flags \t\t\t%x\n",edt.export_flags); - - fprintf(file, - "Time/Date stamp \t\t%x\n",edt.time_stamp); - - fprintf(file, - "Major/Minor \t\t\t%d/%d\n", edt.major_ver, edt.minor_ver); - - fprintf(file, - "Name \t\t\t\t%x %s\n", edt.name, data + edt.name + adj); - - fprintf(file, - "Ordinal Base \t\t\t%d\n", edt.base); - - fprintf(file, - "Number in:\n"); - - fprintf(file, - "\tExport Address Table \t\t%x\n", edt.num_functions); - - fprintf(file, - "\t[Name Pointer/Ordinal] Table\t%d\n", edt.num_names); - - fprintf(file, - "Table Addresses\n"); - - fprintf(file, - "\tExport Address Table \t\t%x\n", - edt.eat_addr); - - fprintf(file, - "\tName Pointer Table \t\t%x\n", - edt.npt_addr); - - fprintf(file, - "\tOrdinal Table \t\t\t%x\n", - edt.ot_addr); + if (bfd_coff_mkobject_hook (abfd, (PTR) & internal_f, NULL) == NULL) + return false; - - /* The next table to find si the Export Address Table. It's basically - a list of pointers that either locate a function in this dll, or - forward the call to another dll. Something like: - typedef union - { - long export_rva; - long forwarder_rva; - } export_address_table_entry; - */ + coff_data (abfd)->pe = 1; +#ifdef THUMBPEMAGIC + if (vars.magic == THUMBPEMAGIC) + /* Stop some linker warnings about thumb code not supporting interworking. */ + coff_data (abfd)->flags |= F_INTERWORK | F_INTERWORK_SET; +#endif + + /* Switch from file contents to memory contents. */ + bfd_cache_close (abfd); - fprintf(file, - "\nExport Address Table -- Ordinal Base %d\n", - edt.base); + abfd->iostream = (PTR) vars.bim; + abfd->flags |= BFD_IN_MEMORY /* | HAS_LOCALS */; + abfd->where = 0; + obj_sym_filepos (abfd) = 0; - for (i = 0; i < edt.num_functions; ++i) + /* Now create a symbol describing the imported value. */ + switch (import_type) { - bfd_vma eat_member = bfd_get_32(abfd, - data + edt.eat_addr + (i*4) + adj); - bfd_vma eat_actual = extra->ImageBase + eat_member; - bfd_vma edata_start = bfd_get_section_vma(abfd,section); - bfd_vma edata_end = edata_start + bfd_section_size (abfd, section); - - - if (eat_member == 0) - continue; - - if (edata_start < eat_actual && eat_actual < edata_end) - { - /* this rva is to a name (forwarding function) in our section */ - /* Should locate a function descriptor */ - fprintf(file, - "\t[%4d] +base[%4d] %04lx %s -- %s\n", - i, i+edt.base, eat_member, "Forwarder RVA", - data + eat_member + adj); - } - else - { - /* Should locate a function descriptor in the reldata section */ - fprintf(file, - "\t[%4d] +base[%4d] %04lx %s\n", - i, i+edt.base, eat_member, "Export RVA"); - } + bfd_byte * ptr; + + case IMPORT_CODE: + pe_ILF_make_a_symbol (& vars, "", symbol_name, text, + BSF_NOT_AT_END | BSF_FUNCTION); + + /* Create an import symbol for the DLL, without the + .dll suffix. */ + ptr = strrchr (source_dll, '.'); + if (ptr) + * ptr = 0; + pe_ILF_make_a_symbol (& vars, "__IMPORT_DESCRIPTOR_", source_dll, NULL, 0); + if (ptr) + * ptr = '.'; + break; + + case IMPORT_DATA: + /* Nothing to do here. */ + break; + + default: + /* XXX code not yet written. */ + abort (); } - /* The Export Name Pointer Table is paired with the Export Ordinal Table */ - /* Dump them in parallel for clarity */ - fprintf(file, - "\n[Ordinal/Name Pointer] Table\n"); - - for (i = 0; i < edt.num_names; ++i) - { - bfd_vma name_ptr = bfd_get_32(abfd, - data + - edt.npt_addr - + (i*4) + adj); - - char *name = data + name_ptr + adj; + /* Point the bfd at the symbol table. */ + obj_symbols (abfd) = vars.sym_cache; + bfd_get_symcount (abfd) = vars.sym_index; + + obj_raw_syments (abfd) = vars.native_syms; + obj_raw_syment_count (abfd) = vars.sym_index; - bfd_vma ord = bfd_get_16(abfd, - data + - edt.ot_addr - + (i*2) + adj); - fprintf(file, - "\t[%4d] %s\n", ord, name); + obj_coff_external_syms (abfd) = (PTR) vars.esym_table; + obj_coff_keep_syms (abfd) = true; + + obj_convert (abfd) = vars.sym_table; + obj_conv_table_size (abfd) = vars.sym_index; + + obj_coff_strings (abfd) = vars.string_table; + obj_coff_keep_strings (abfd) = true; - } + abfd->flags |= HAS_SYMS; - free (data); + return true; } -static boolean -pe_print_pdata(abfd, vfile) - bfd*abfd; - void *vfile; +/* We have detected a Image Library Format archive element. + Decode the element and return the appropriate target. */ +static const bfd_target * +pe_ILF_object_p (bfd * abfd) { - FILE *file = vfile; - bfd_byte *data = 0; - asection *section = bfd_get_section_by_name (abfd, ".pdata"); - bfd_size_type datasize = 0; - bfd_size_type i; - bfd_size_type start, stop; - int onaline = 20; - bfd_vma addr_value; - - if (section == 0) - return true; - - fprintf(file, - "\nThe Function Table (interpreted .pdata section contents)\n"); - fprintf(file, - " vma:\t\tBegin End EH EH PrologEnd\n"); - fprintf(file, - " \t\tAddress Address Handler Data Address\n"); - - if (bfd_section_size (abfd, section) == 0) - return true; - - data = (bfd_byte *) bfd_malloc ((size_t) bfd_section_size (abfd, section)); - datasize = bfd_section_size (abfd, section); - if (data == NULL && datasize != 0) - return false; - - bfd_get_section_contents (abfd, - section, - (PTR) data, 0, - bfd_section_size (abfd, section)); + bfd_byte buffer[16]; + bfd_byte * ptr; + bfd_byte * symbol_name; + bfd_byte * source_dll; + unsigned int machine; + unsigned long size; + unsigned int ordinal; + unsigned int types; + unsigned short magic; + + /* Upon entry the first four buyes of the ILF header have + already been read. Now read the rest of the header. */ + if (bfd_read (buffer, 1, 16, abfd) != 16) + return NULL; - start = 0; + ptr = buffer; + + /* We do not bother to check the version number. + version = bfd_h_get_16 (abfd, ptr); */ + ptr += 2; - stop = bfd_section_size (abfd, section); + machine = bfd_h_get_16 (abfd, ptr); + ptr += 2; - for (i = start; i < stop; i += onaline) + /* Check that the machine type is recognised. */ + magic = 0; + + switch (machine) { - bfd_vma begin_addr; - bfd_vma end_addr; - bfd_vma eh_handler; - bfd_vma eh_data; - bfd_vma prolog_end_addr; - - if (i+20 > stop) - break; + case IMAGE_FILE_MACHINE_UNKNOWN: + case IMAGE_FILE_MACHINE_ALPHA: + case IMAGE_FILE_MACHINE_ALPHA64: + case IMAGE_FILE_MACHINE_IA64: + break; - begin_addr = bfd_get_32(abfd, data+i); - end_addr = bfd_get_32(abfd, data+i+4); - eh_handler = bfd_get_32(abfd, data+i+8); - eh_data = bfd_get_32(abfd, data+i+12); - prolog_end_addr = bfd_get_32(abfd, data+i+16); + case IMAGE_FILE_MACHINE_I386: +#ifdef I386MAGIC + magic = I386MAGIC; +#endif + break; - if (begin_addr == 0) - { - /* We are probably into the padding of the - section now */ - break; - } - - fprintf (file, - " %08lx\t", - (unsigned long int) (i + section->vma)); - - fprintf(file, "%08lx %08lx %08lx %08lx %08lx", - begin_addr, - end_addr, - eh_handler, - eh_data, - prolog_end_addr); - -#ifdef POWERPC_LE_PE - if (eh_handler == 0 && eh_data != 0) - { - /* Special bits here, although the meaning may */ - /* be a little mysterious. The only one I know */ - /* for sure is 0x03. */ - /* Code Significance */ - /* 0x00 None */ - /* 0x01 Register Save Millicode */ - /* 0x02 Register Restore Millicode */ - /* 0x03 Glue Code Sequence */ - switch (eh_data) - { - case 0x01: - fprintf(file, " Register save millicode"); - break; - case 0x02: - fprintf(file, " Register restore millicode"); - break; - case 0x03: - fprintf(file, " Glue code sequence"); - break; - default: - break; - } - } -#endif - fprintf(file, "\n"); + case IMAGE_FILE_MACHINE_M68K: +#ifdef MC68AGIC + magic = MC68MAGIC; +#endif + break; + + case IMAGE_FILE_MACHINE_R3000: + case IMAGE_FILE_MACHINE_R4000: + case IMAGE_FILE_MACHINE_R10000: + + case IMAGE_FILE_MACHINE_MIPS16: + case IMAGE_FILE_MACHINE_MIPSFPU: + case IMAGE_FILE_MACHINE_MIPSFPU16: +#ifdef MIPS_ARCH_MAGIC_WINCE + magic = MIPS_ARCH_MAGIC_WINCE; +#endif + break; + + case IMAGE_FILE_MACHINE_SH3: + case IMAGE_FILE_MACHINE_SH4: +#ifdef SH_ARCH_MAGIC_WINCE + magic = SH_ARCH_MAGIC_WINCE; +#endif + break; + + case IMAGE_FILE_MACHINE_ARM: +#ifdef ARMPEMAGIC + magic = ARMPEMAGIC; +#endif + break; + + case IMAGE_FILE_MACHINE_THUMB: +#ifdef THUMBPEMAGIC + { + extern bfd_target TARGET_LITTLE_SYM; + + if (abfd->xvec == & TARGET_LITTLE_SYM) + magic = THUMBPEMAGIC; + } +#endif + break; + + case IMAGE_FILE_MACHINE_POWERPC: + /* We no longer support PowerPC. */ + default: + _bfd_error_handler + ( +_("%s: Unrecognised machine type (0x%x) in Import Library Format archive"), + bfd_get_filename (abfd), machine); + bfd_set_error (bfd_error_malformed_archive); + + return NULL; + break; } - free (data); -} + if (magic == 0) + { + _bfd_error_handler + ( +_("%s: Recognised but unhandled machine type (0x%x) in Import Library Format archive"), + bfd_get_filename (abfd), machine); + bfd_set_error (bfd_error_wrong_format); + + return NULL; + } + + /* We do not bother to check the date. + date = bfd_h_get_32 (abfd, ptr); */ + ptr += 4; + + size = bfd_h_get_32 (abfd, ptr); + ptr += 4; -static boolean -pe_print_private_bfd_data (abfd, vfile) - bfd *abfd; - PTR vfile; -{ - FILE *file = (FILE *) vfile; - int j; - pe_data_type *pe = pe_data (abfd); - struct internal_extra_pe_aouthdr *i = &pe->pe_opthdr; - - fprintf (file,"\nImageBase\t\t"); - fprintf_vma (file, i->ImageBase); - fprintf (file,"\nSectionAlignment\t"); - fprintf_vma (file, i->SectionAlignment); - fprintf (file,"\nFileAlignment\t\t"); - fprintf_vma (file, i->FileAlignment); - fprintf (file,"\nMajorOSystemVersion\t%d\n", i->MajorOperatingSystemVersion); - fprintf (file,"MinorOSystemVersion\t%d\n", i->MinorOperatingSystemVersion); - fprintf (file,"MajorImageVersion\t%d\n", i->MajorImageVersion); - fprintf (file,"MinorImageVersion\t%d\n", i->MinorImageVersion); - fprintf (file,"MajorSubsystemVersion\t%d\n", i->MajorSubsystemVersion); - fprintf (file,"MinorSubsystemVersion\t%d\n", i->MinorSubsystemVersion); - fprintf (file,"Reserved1\t\t%08lx\n", i->Reserved1); - fprintf (file,"SizeOfImage\t\t%08lx\n", i->SizeOfImage); - fprintf (file,"SizeOfHeaders\t\t%08lx\n", i->SizeOfHeaders); - fprintf (file,"CheckSum\t\t%08lx\n", i->CheckSum); - fprintf (file,"Subsystem\t\t%08x\n", i->Subsystem); - fprintf (file,"DllCharacteristics\t%08x\n", i->DllCharacteristics); - fprintf (file,"SizeOfStackReserve\t"); - fprintf_vma (file, i->SizeOfStackReserve); - fprintf (file,"\nSizeOfStackCommit\t"); - fprintf_vma (file, i->SizeOfStackCommit); - fprintf (file,"\nSizeOfHeapReserve\t"); - fprintf_vma (file, i->SizeOfHeapReserve); - fprintf (file,"\nSizeOfHeapCommit\t"); - fprintf_vma (file, i->SizeOfHeapCommit); - fprintf (file,"\nLoaderFlags\t\t%08lx\n", i->LoaderFlags); - fprintf (file,"NumberOfRvaAndSizes\t%08lx\n", i->NumberOfRvaAndSizes); - - fprintf (file,"\nThe Data Directory\n"); - for (j = 0; j < IMAGE_NUMBEROF_DIRECTORY_ENTRIES; j++) + if (size == 0) { - fprintf (file, "Entry %1x ", j); - fprintf_vma (file, i->DataDirectory[j].VirtualAddress); - fprintf (file, " %08lx ", i->DataDirectory[j].Size); - fprintf (file, "%s\n", dir_names[j]); + _bfd_error_handler + (_("%s: size field is zero in Import Library Format header"), + bfd_get_filename (abfd)); + bfd_set_error (bfd_error_malformed_archive); + + return NULL; } - pe_print_idata(abfd, vfile); - pe_print_edata(abfd, vfile); - pe_print_pdata(abfd, vfile); + ordinal = bfd_h_get_16 (abfd, ptr); + ptr += 2; - return true; -} + types = bfd_h_get_16 (abfd, ptr); + /* ptr += 2; */ -static boolean -pe_mkobject (abfd) - bfd * abfd; -{ - pe_data_type *pe; - abfd->tdata.pe_obj_data = - (struct pe_tdata *) bfd_zalloc (abfd, sizeof (pe_data_type)); - - if (abfd->tdata.pe_obj_data == 0) - return false; - - pe = pe_data (abfd); + /* Now read in the two strings that follow. */ + ptr = bfd_alloc (abfd, size); + if (ptr == NULL) + return NULL; + + if (bfd_read (ptr, 1, size, abfd) != size) + return NULL; - pe->coff.pe = 1; - pe->in_reloc_p = in_reloc_p; - return true; + symbol_name = ptr; + source_dll = ptr + strlen (ptr) + 1; + + /* Verify that the strings are null terminated. */ + if (ptr[size - 1] != 0 || ((unsigned long) (source_dll - ptr) >= size)) + { + _bfd_error_handler + (_("%s: string not null terminated in ILF object file."), + bfd_get_filename (abfd)); + bfd_set_error (bfd_error_malformed_archive); + + return NULL; + } + + /* Now construct the bfd. */ + if (! pe_ILF_build_a_bfd (abfd, magic, symbol_name, + source_dll, ordinal, types)) + return NULL; + + return abfd->xvec; } -/* Create the COFF backend specific information. */ -static PTR -pe_mkobject_hook (abfd, filehdr, aouthdr) - bfd * abfd; - PTR filehdr; - PTR aouthdr; +static const bfd_target * +pe_bfd_object_p (bfd * abfd) { - struct internal_filehdr *internal_f = (struct internal_filehdr *) filehdr; - pe_data_type *pe; + /* We need to handle a PE image correctly. In PE images created by + the GNU linker, the offset to the COFF header is always the size. + However, this is not the case in images generated by other PE + linkers. The PE format stores a four byte offset to the PE + signature just before the COFF header at location 0x3c of the file. + We pick up that offset, verify that the PE signature is there, and + then set ourselves up to read in the COFF header. */ + bfd_byte buffer[4]; + file_ptr offset; + unsigned long signature; + + /* Detect if this a Microsoft Import Library Format element. */ + if (bfd_seek (abfd, 0x00, SEEK_SET) != 0 + || bfd_read (buffer, 1, 4, abfd) != 4) + { + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); + return NULL; + } + + signature = bfd_h_get_32 (abfd, buffer); + + if (signature == 0xffff0000) + return pe_ILF_object_p (abfd); + + if (bfd_seek (abfd, 0x3c, SEEK_SET) != 0 + || bfd_read (buffer, 1, 4, abfd) != 4) + { + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); + return NULL; + } - if (pe_mkobject (abfd) == false) - return NULL; + offset = bfd_h_get_32 (abfd, buffer); - pe = pe_data (abfd); - pe->coff.sym_filepos = internal_f->f_symptr; - /* These members communicate important constants about the symbol - table to GDB's symbol-reading code. These `constants' - unfortunately vary among coff implementations... */ - pe->coff.local_n_btmask = N_BTMASK; - pe->coff.local_n_btshft = N_BTSHFT; - pe->coff.local_n_tmask = N_TMASK; - pe->coff.local_n_tshift = N_TSHIFT; - pe->coff.local_symesz = SYMESZ; - pe->coff.local_auxesz = AUXESZ; - pe->coff.local_linesz = LINESZ; - - obj_raw_syment_count (abfd) = - obj_conv_table_size (abfd) = - internal_f->f_nsyms; + if (bfd_seek (abfd, offset, SEEK_SET) != 0 + || bfd_read (buffer, 1, 4, abfd) != 4) + { + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); + return NULL; + } - pe->real_flags = internal_f->f_flags; + signature = bfd_h_get_32 (abfd, buffer); -#ifdef COFF_IMAGE_WITH_PE - if (aouthdr) + if (signature != 0x4550) { - pe->pe_opthdr = ((struct internal_aouthdr *)aouthdr)->pe; + bfd_set_error (bfd_error_wrong_format); + return NULL; + } + + /* Here is the hack. coff_object_p wants to read filhsz bytes to + pick up the COFF header. We adjust so that that will work. 20 + is the size of the i386 COFF filehdr. */ + if (bfd_seek (abfd, + (bfd_tell (abfd) + - bfd_coff_filhsz (abfd) + + 20), + SEEK_SET) + != 0) + { + if (bfd_get_error () != bfd_error_system_call) + bfd_set_error (bfd_error_wrong_format); + return NULL; } -#endif - return (PTR) pe; + return coff_object_p (abfd); } - - -/* Copy any private info we understand from the input bfd - to the output bfd. */ - -#define coff_bfd_copy_private_bfd_data pe_bfd_copy_private_bfd_data - -static boolean -pe_bfd_copy_private_bfd_data (ibfd, obfd) - bfd *ibfd, *obfd; -{ - /* One day we may try to grok other private data. */ - if (ibfd->xvec->flavour != bfd_target_coff_flavour - || obfd->xvec->flavour != bfd_target_coff_flavour) - return true; - - pe_data(obfd)->pe_opthdr = pe_data (ibfd)->pe_opthdr; - - return true; -} +#define coff_object_p pe_bfd_object_p +#endif /* COFF_IMAGE_WITH_PE */