| /* BFD back-end for VERSAdos-E objects. |
| Copyright 1995, 1996, 1998, 1999, 2000, 2001, 2002 |
| Free Software Foundation, Inc. |
| Written by Steve Chamberlain of Cygnus Support <sac@cygnus.com>. |
| |
| Versados is a Motorola trademark. |
| |
| This file is part of BFD, the Binary File Descriptor library. |
| |
| This program is free software; you can redistribute it and/or modify |
| it under the terms of the GNU General Public License as published by |
| the Free Software Foundation; either version 2 of the License, or |
| (at your option) any later version. |
| |
| This program is distributed in the hope that it will be useful, |
| but WITHOUT ANY WARRANTY; without even the implied warranty of |
| MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| GNU General Public License for more details. |
| |
| You should have received a copy of the GNU General Public License |
| along with this program; if not, write to the Free Software |
| Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ |
| |
| /* |
| SUBSECTION |
| VERSAdos-E relocateable object file format |
| |
| DESCRIPTION |
| |
| This module supports reading of VERSAdos relocateable |
| object files. |
| |
| A VERSAdos file looks like contains |
| |
| o Indentification Record |
| o External Symbol Definition Record |
| o Object Text Recrod |
| o End Record |
| |
| */ |
| |
| #include "bfd.h" |
| #include "sysdep.h" |
| #include "libbfd.h" |
| #include "libiberty.h" |
| |
| static bfd_boolean versados_mkobject PARAMS ((bfd *)); |
| static bfd_boolean versados_scan PARAMS ((bfd *)); |
| static const bfd_target *versados_object_p PARAMS ((bfd *)); |
| static asymbol *versados_new_symbol |
| PARAMS ((bfd *, int, const char *, bfd_vma, asection *)); |
| static char *new_symbol_string PARAMS ((bfd *, const char *)); |
| static const bfd_target *versados_object_p PARAMS ((bfd *)); |
| static bfd_boolean versados_pass_2 PARAMS ((bfd *)); |
| static bfd_boolean versados_get_section_contents |
| PARAMS ((bfd *, asection *, void *, file_ptr, bfd_size_type)); |
| static bfd_boolean versados_set_section_contents |
| PARAMS ((bfd *, sec_ptr, void *, file_ptr, bfd_size_type)); |
| static int versados_sizeof_headers PARAMS ((bfd *, bfd_boolean)); |
| static long int versados_get_symtab_upper_bound PARAMS ((bfd *)); |
| static long int versados_get_symtab PARAMS ((bfd *, asymbol **)); |
| static void versados_get_symbol_info |
| PARAMS ((bfd *, asymbol *, symbol_info *)); |
| static void versados_print_symbol |
| PARAMS ((bfd *, PTR, asymbol *, bfd_print_symbol_type)); |
| static long versados_get_reloc_upper_bound |
| PARAMS ((bfd *, sec_ptr)); |
| static long versados_canonicalize_reloc |
| PARAMS ((bfd *, sec_ptr, arelent **, asymbol **)); |
| |
| #define VHEADER '1' |
| #define VESTDEF '2' |
| #define VOTR '3' |
| #define VEND '4' |
| |
| #define ES_BASE 17 /* first symbol has esdid 17 */ |
| |
| /* Per file target dependent information */ |
| |
| /* one for each section */ |
| struct esdid |
| { |
| asection *section; /* ptr to bfd version */ |
| unsigned char *contents; /* used to build image */ |
| int pc; |
| int relocs; /* reloc count, valid end of pass 1 */ |
| int donerel; /* have relocs been translated */ |
| }; |
| |
| typedef struct versados_data_struct |
| { |
| int es_done; /* count of symbol index, starts at ES_BASE */ |
| asymbol *symbols; /* pointer to local symbols */ |
| char *strings; /* strings of all the above */ |
| int stringlen; /* len of string table (valid end of pass1) */ |
| int nsecsyms; /* number of sections */ |
| |
| int ndefs; /* number of exported symbols (they dont get esdids) */ |
| int nrefs; /* number of imported symbols (valid end of pass1) */ |
| |
| int ref_idx; /* current processed value of the above */ |
| int def_idx; |
| |
| int pass_2_done; |
| |
| struct esdid e[16]; /* per section info */ |
| int alert; /* to see if we're trampling */ |
| asymbol *rest[256 - 16]; /* per symbol info */ |
| |
| } |
| tdata_type; |
| |
| #define VDATA(abfd) (abfd->tdata.versados_data) |
| #define EDATA(abfd, n) (abfd->tdata.versados_data->e[n]) |
| #define RDATA(abfd, n) (abfd->tdata.versados_data->rest[n]) |
| |
| struct ext_otr |
| { |
| unsigned char size; |
| char type; |
| unsigned char map[4]; |
| unsigned char esdid; |
| unsigned char data[200]; |
| }; |
| |
| struct ext_vheader |
| { |
| unsigned char size; |
| char type; /* record type */ |
| char name[10]; /* module name */ |
| char rev; /* module rev number */ |
| char lang; |
| char vol[4]; |
| char user[2]; |
| char cat[8]; |
| char fname[8]; |
| char ext[2]; |
| char time[3]; |
| char date[3]; |
| char rest[211]; |
| }; |
| |
| struct ext_esd |
| { |
| unsigned char size; |
| char type; |
| unsigned char esd_entries[1]; |
| }; |
| #define ESD_ABS 0 |
| #define ESD_COMMON 1 |
| #define ESD_STD_REL_SEC 2 |
| #define ESD_SHRT_REL_SEC 3 |
| #define ESD_XDEF_IN_SEC 4 |
| #define ESD_XREF_SYM 7 |
| #define ESD_XREF_SEC 6 |
| #define ESD_XDEF_IN_ABS 5 |
| union ext_any |
| { |
| unsigned char size; |
| struct ext_vheader header; |
| struct ext_esd esd; |
| struct ext_otr otr; |
| }; |
| |
| static int get_record PARAMS ((bfd *, union ext_any *)); |
| static int get_4 PARAMS ((unsigned char **)); |
| static void get_10 PARAMS ((unsigned char **, char *)); |
| static void process_esd PARAMS ((bfd *, struct ext_esd *, int)); |
| static int get_offset PARAMS ((int, unsigned char *)); |
| static void process_otr PARAMS ((bfd *, struct ext_otr *, int)); |
| |
| /* Initialize by filling in the hex conversion array. */ |
| |
| /* Set up the tdata information. */ |
| |
| static bfd_boolean |
| versados_mkobject (abfd) |
| bfd *abfd; |
| { |
| if (abfd->tdata.versados_data == NULL) |
| { |
| bfd_size_type amt = sizeof (tdata_type); |
| tdata_type *tdata = (tdata_type *) bfd_alloc (abfd, amt); |
| if (tdata == NULL) |
| return FALSE; |
| abfd->tdata.versados_data = tdata; |
| tdata->symbols = NULL; |
| VDATA (abfd)->alert = 0x12345678; |
| } |
| |
| bfd_default_set_arch_mach (abfd, bfd_arch_m68k, 0); |
| return TRUE; |
| } |
| |
| /* Report a problem in an S record file. FIXME: This probably should |
| not call fprintf, but we really do need some mechanism for printing |
| error messages. */ |
| |
| static asymbol * |
| versados_new_symbol (abfd, snum, name, val, sec) |
| bfd *abfd; |
| int snum; |
| const char *name; |
| bfd_vma val; |
| asection *sec; |
| { |
| asymbol *n = VDATA (abfd)->symbols + snum; |
| n->name = name; |
| n->value = val; |
| n->section = sec; |
| n->the_bfd = abfd; |
| n->flags = 0; |
| return n; |
| } |
| |
| static int |
| get_record (abfd, ptr) |
| bfd *abfd; |
| union ext_any *ptr; |
| { |
| if (bfd_bread (&ptr->size, (bfd_size_type) 1, abfd) != 1 |
| || (bfd_bread ((char *) ptr + 1, (bfd_size_type) ptr->size, abfd) |
| != ptr->size)) |
| return 0; |
| return 1; |
| } |
| |
| static int |
| get_4 (pp) |
| unsigned char **pp; |
| { |
| unsigned char *p = *pp; |
| *pp += 4; |
| return (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | (p[3] << 0); |
| } |
| |
| static void |
| get_10 (pp, name) |
| unsigned char **pp; |
| char *name; |
| { |
| char *p = (char *) *pp; |
| int len = 10; |
| *pp += len; |
| while (*p != ' ' |
| && len) |
| { |
| *name++ = *p++; |
| len--; |
| } |
| *name = 0; |
| } |
| |
| static char * |
| new_symbol_string (abfd, name) |
| bfd *abfd; |
| const char *name; |
| { |
| char *n = VDATA (abfd)->strings; |
| strcpy (VDATA (abfd)->strings, name); |
| VDATA (abfd)->strings += strlen (VDATA (abfd)->strings) + 1; |
| return n; |
| } |
| |
| static void |
| process_esd (abfd, esd, pass) |
| bfd *abfd; |
| struct ext_esd *esd; |
| int pass; |
| { |
| /* Read through the ext def for the est entries */ |
| int togo = esd->size - 2; |
| bfd_vma size; |
| bfd_vma start; |
| asection *sec; |
| char name[11]; |
| unsigned char *ptr = esd->esd_entries; |
| unsigned char *end = ptr + togo; |
| while (ptr < end) |
| { |
| int scn = *ptr & 0xf; |
| int typ = (*ptr >> 4) & 0xf; |
| |
| /* Declare this section */ |
| sprintf (name, "%d", scn); |
| sec = bfd_make_section_old_way (abfd, strdup (name)); |
| sec->target_index = scn; |
| EDATA (abfd, scn).section = sec; |
| ptr++; |
| switch (typ) |
| { |
| default: |
| abort (); |
| case ESD_XREF_SEC: |
| case ESD_XREF_SYM: |
| { |
| int snum = VDATA (abfd)->ref_idx++; |
| get_10 (&ptr, name); |
| if (pass == 1) |
| { |
| VDATA (abfd)->stringlen += strlen (name) + 1; |
| } |
| else |
| { |
| int esidx; |
| asymbol *s; |
| char *n = new_symbol_string (abfd, name); |
| s = versados_new_symbol (abfd, snum, n, (bfd_vma) 0, |
| bfd_und_section_ptr); |
| esidx = VDATA (abfd)->es_done++; |
| RDATA (abfd, esidx - ES_BASE) = s; |
| } |
| } |
| break; |
| |
| case ESD_ABS: |
| size = get_4 (&ptr); |
| start = get_4 (&ptr); |
| break; |
| case ESD_STD_REL_SEC: |
| case ESD_SHRT_REL_SEC: |
| { |
| sec->_raw_size = get_4 (&ptr); |
| sec->flags |= SEC_ALLOC; |
| } |
| break; |
| case ESD_XDEF_IN_ABS: |
| sec = (asection *) & bfd_abs_section; |
| case ESD_XDEF_IN_SEC: |
| { |
| int snum = VDATA (abfd)->def_idx++; |
| bfd_vma val; |
| get_10 (&ptr, name); |
| val = get_4 (&ptr); |
| if (pass == 1) |
| { |
| /* Just remember the symbol */ |
| VDATA (abfd)->stringlen += strlen (name) + 1; |
| } |
| else |
| { |
| asymbol *s; |
| char *n = new_symbol_string (abfd, name); |
| s = versados_new_symbol (abfd, snum + VDATA (abfd)->nrefs, n, |
| val, sec); |
| s->flags |= BSF_GLOBAL; |
| } |
| } |
| break; |
| } |
| } |
| } |
| |
| #define R_RELWORD 1 |
| #define R_RELLONG 2 |
| #define R_RELWORD_NEG 3 |
| #define R_RELLONG_NEG 4 |
| |
| reloc_howto_type versados_howto_table[] = |
| { |
| HOWTO (R_RELWORD, 0, 1, 16, FALSE, |
| 0, complain_overflow_dont, 0, |
| "+v16", TRUE, 0x0000ffff, 0x0000ffff, FALSE), |
| HOWTO (R_RELLONG, 0, 2, 32, FALSE, |
| 0, complain_overflow_dont, 0, |
| "+v32", TRUE, 0xffffffff, 0xffffffff, FALSE), |
| |
| HOWTO (R_RELWORD_NEG, 0, -1, 16, FALSE, |
| 0, complain_overflow_dont, 0, |
| "-v16", TRUE, 0x0000ffff, 0x0000ffff, FALSE), |
| HOWTO (R_RELLONG_NEG, 0, -2, 32, FALSE, |
| 0, complain_overflow_dont, 0, |
| "-v32", TRUE, 0xffffffff, 0xffffffff, FALSE), |
| }; |
| |
| static int |
| get_offset (len, ptr) |
| int len; |
| unsigned char *ptr; |
| { |
| int val = 0; |
| if (len) |
| { |
| int i; |
| val = *ptr++; |
| if (val & 0x80) |
| val |= ~0xff; |
| for (i = 1; i < len; i++) |
| val = (val << 8) | *ptr++; |
| } |
| |
| return val; |
| } |
| |
| static void |
| process_otr (abfd, otr, pass) |
| bfd *abfd; |
| struct ext_otr *otr; |
| int pass; |
| { |
| unsigned long shift; |
| unsigned char *srcp = otr->data; |
| unsigned char *endp = (unsigned char *) otr + otr->size; |
| unsigned int bits = (otr->map[0] << 24) |
| | (otr->map[1] << 16) |
| | (otr->map[2] << 8) |
| | (otr->map[3] << 0); |
| |
| struct esdid *esdid = &EDATA (abfd, otr->esdid - 1); |
| unsigned char *contents = esdid->contents; |
| int need_contents = 0; |
| unsigned int dst_idx = esdid->pc; |
| |
| for (shift = ((unsigned long) 1 << 31); shift && srcp < endp; shift >>= 1) |
| { |
| if (bits & shift) |
| { |
| int flag = *srcp++; |
| int esdids = (flag >> 5) & 0x7; |
| int sizeinwords = ((flag >> 3) & 1) ? 2 : 1; |
| int offsetlen = flag & 0x7; |
| int j; |
| |
| if (esdids == 0) |
| { |
| /* A zero esdid means the new pc is the offset given */ |
| dst_idx += get_offset (offsetlen, srcp); |
| srcp += offsetlen; |
| } |
| else |
| { |
| int val = get_offset (offsetlen, srcp + esdids); |
| if (pass == 1) |
| need_contents = 1; |
| else |
| for (j = 0; j < sizeinwords * 2; j++) |
| { |
| contents[dst_idx + (sizeinwords * 2) - j - 1] = val; |
| val >>= 8; |
| } |
| |
| for (j = 0; j < esdids; j++) |
| { |
| int esdid = *srcp++; |
| |
| if (esdid) |
| { |
| int rn = EDATA (abfd, otr->esdid - 1).relocs++; |
| if (pass == 1) |
| { |
| /* this is the first pass over the data, |
| just remember that we need a reloc */ |
| } |
| else |
| { |
| arelent *n = |
| EDATA (abfd, otr->esdid - 1).section->relocation + rn; |
| n->address = dst_idx; |
| |
| n->sym_ptr_ptr = (asymbol **) esdid; |
| n->addend = 0; |
| n->howto = versados_howto_table + ((j & 1) * 2) + (sizeinwords - 1); |
| } |
| } |
| } |
| srcp += offsetlen; |
| dst_idx += sizeinwords * 2; |
| } |
| } |
| else |
| { |
| need_contents = 1; |
| if (dst_idx < esdid->section->_raw_size) |
| if (pass == 2) |
| { |
| /* absolute code, comes in 16 bit lumps */ |
| contents[dst_idx] = srcp[0]; |
| contents[dst_idx + 1] = srcp[1]; |
| } |
| dst_idx += 2; |
| srcp += 2; |
| } |
| } |
| EDATA (abfd, otr->esdid - 1).pc = dst_idx; |
| |
| if (!contents && need_contents) |
| { |
| bfd_size_type size = esdid->section->_raw_size; |
| esdid->contents = (unsigned char *) bfd_alloc (abfd, size); |
| } |
| } |
| |
| static bfd_boolean |
| versados_scan (abfd) |
| bfd *abfd; |
| { |
| int loop = 1; |
| int i; |
| int j; |
| int nsecs = 0; |
| bfd_size_type amt; |
| |
| VDATA (abfd)->stringlen = 0; |
| VDATA (abfd)->nrefs = 0; |
| VDATA (abfd)->ndefs = 0; |
| VDATA (abfd)->ref_idx = 0; |
| VDATA (abfd)->def_idx = 0; |
| VDATA (abfd)->pass_2_done = 0; |
| |
| while (loop) |
| { |
| union ext_any any; |
| if (!get_record (abfd, &any)) |
| return TRUE; |
| switch (any.header.type) |
| { |
| case VHEADER: |
| break; |
| case VEND: |
| loop = 0; |
| break; |
| case VESTDEF: |
| process_esd (abfd, &any.esd, 1); |
| break; |
| case VOTR: |
| process_otr (abfd, &any.otr, 1); |
| break; |
| } |
| } |
| |
| /* Now allocate space for the relocs and sections */ |
| |
| VDATA (abfd)->nrefs = VDATA (abfd)->ref_idx; |
| VDATA (abfd)->ndefs = VDATA (abfd)->def_idx; |
| VDATA (abfd)->ref_idx = 0; |
| VDATA (abfd)->def_idx = 0; |
| |
| abfd->symcount = VDATA (abfd)->nrefs + VDATA (abfd)->ndefs; |
| |
| for (i = 0; i < 16; i++) |
| { |
| struct esdid *esdid = &EDATA (abfd, i); |
| if (esdid->section) |
| { |
| amt = (bfd_size_type) esdid->relocs * sizeof (arelent); |
| esdid->section->relocation = (arelent *) bfd_alloc (abfd, amt); |
| |
| esdid->pc = 0; |
| |
| if (esdid->contents) |
| esdid->section->flags |= SEC_HAS_CONTENTS | SEC_LOAD; |
| |
| esdid->section->reloc_count = esdid->relocs; |
| if (esdid->relocs) |
| esdid->section->flags |= SEC_RELOC; |
| |
| esdid->relocs = 0; |
| |
| /* Add an entry into the symbol table for it */ |
| nsecs++; |
| VDATA (abfd)->stringlen += strlen (esdid->section->name) + 1; |
| } |
| } |
| |
| abfd->symcount += nsecs; |
| |
| amt = abfd->symcount; |
| amt *= sizeof (asymbol); |
| VDATA (abfd)->symbols = (asymbol *) bfd_alloc (abfd, amt); |
| |
| amt = VDATA (abfd)->stringlen; |
| VDATA (abfd)->strings = bfd_alloc (abfd, amt); |
| |
| if ((VDATA (abfd)->symbols == NULL && abfd->symcount > 0) |
| || (VDATA (abfd)->strings == NULL && VDATA (abfd)->stringlen > 0)) |
| return FALSE; |
| |
| /* Actually fill in the section symbols, |
| we stick them at the end of the table */ |
| |
| for (j = VDATA (abfd)->nrefs + VDATA (abfd)->ndefs, i = 0; i < 16; i++) |
| { |
| struct esdid *esdid = &EDATA (abfd, i); |
| asection *sec = esdid->section; |
| if (sec) |
| { |
| asymbol *s = VDATA (abfd)->symbols + j; |
| s->name = new_symbol_string (abfd, sec->name); |
| s->section = sec; |
| s->flags = BSF_LOCAL; |
| s->value = 0; |
| s->the_bfd = abfd; |
| j++; |
| } |
| } |
| if (abfd->symcount) |
| abfd->flags |= HAS_SYMS; |
| |
| /* Set this to nsecs - since we've already planted the section |
| symbols */ |
| VDATA (abfd)->nsecsyms = nsecs; |
| |
| VDATA (abfd)->ref_idx = 0; |
| |
| return 1; |
| } |
| |
| /* Check whether an existing file is a versados file. */ |
| |
| static const bfd_target * |
| versados_object_p (abfd) |
| bfd *abfd; |
| { |
| struct ext_vheader ext; |
| unsigned char len; |
| tdata_type *tdata_save; |
| |
| if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) |
| return NULL; |
| |
| if (bfd_bread (&len, (bfd_size_type) 1, abfd) != 1) |
| { |
| if (bfd_get_error () != bfd_error_system_call) |
| bfd_set_error (bfd_error_wrong_format); |
| return NULL; |
| } |
| |
| if (bfd_bread (&ext.type, (bfd_size_type) len, abfd) != len) |
| { |
| if (bfd_get_error () != bfd_error_system_call) |
| bfd_set_error (bfd_error_wrong_format); |
| return NULL; |
| } |
| |
| /* We guess that the language field will never be larger than 10. |
| In sample files, it is always either 0 or 1. Checking for this |
| prevents confusion with Intel Hex files. */ |
| if (ext.type != VHEADER |
| || ext.lang > 10) |
| { |
| bfd_set_error (bfd_error_wrong_format); |
| return NULL; |
| } |
| |
| /* OK, looks like a record, build the tdata and read in. */ |
| |
| tdata_save = abfd->tdata.versados_data; |
| if (!versados_mkobject (abfd) || !versados_scan (abfd)) |
| { |
| abfd->tdata.versados_data = tdata_save; |
| return NULL; |
| } |
| |
| return abfd->xvec; |
| } |
| |
| static bfd_boolean |
| versados_pass_2 (abfd) |
| bfd *abfd; |
| { |
| union ext_any any; |
| |
| if (VDATA (abfd)->pass_2_done) |
| return 1; |
| |
| if (bfd_seek (abfd, (file_ptr) 0, SEEK_SET) != 0) |
| return 0; |
| |
| VDATA (abfd)->es_done = ES_BASE; |
| |
| /* read records till we get to where we want to be */ |
| |
| while (1) |
| { |
| get_record (abfd, &any); |
| switch (any.header.type) |
| { |
| case VEND: |
| VDATA (abfd)->pass_2_done = 1; |
| return 1; |
| case VESTDEF: |
| process_esd (abfd, &any.esd, 2); |
| break; |
| case VOTR: |
| process_otr (abfd, &any.otr, 2); |
| break; |
| } |
| } |
| } |
| |
| static bfd_boolean |
| versados_get_section_contents (abfd, section, location, offset, count) |
| bfd *abfd; |
| asection *section; |
| PTR location; |
| file_ptr offset; |
| bfd_size_type count; |
| { |
| if (!versados_pass_2 (abfd)) |
| return FALSE; |
| |
| memcpy (location, |
| EDATA (abfd, section->target_index).contents + offset, |
| (size_t) count); |
| |
| return TRUE; |
| } |
| |
| #define versados_get_section_contents_in_window \ |
| _bfd_generic_get_section_contents_in_window |
| |
| static bfd_boolean |
| versados_set_section_contents (abfd, section, location, offset, bytes_to_do) |
| bfd *abfd ATTRIBUTE_UNUSED; |
| sec_ptr section ATTRIBUTE_UNUSED; |
| PTR location ATTRIBUTE_UNUSED; |
| file_ptr offset ATTRIBUTE_UNUSED; |
| bfd_size_type bytes_to_do ATTRIBUTE_UNUSED; |
| { |
| return FALSE; |
| } |
| |
| static int |
| versados_sizeof_headers (abfd, exec) |
| bfd *abfd ATTRIBUTE_UNUSED; |
| bfd_boolean exec ATTRIBUTE_UNUSED; |
| { |
| return 0; |
| } |
| |
| /* Return the amount of memory needed to read the symbol table. */ |
| |
| static long |
| versados_get_symtab_upper_bound (abfd) |
| bfd *abfd; |
| { |
| return (bfd_get_symcount (abfd) + 1) * sizeof (asymbol *); |
| } |
| |
| /* Return the symbol table. */ |
| |
| static long |
| versados_get_symtab (abfd, alocation) |
| bfd *abfd; |
| asymbol **alocation; |
| { |
| unsigned int symcount = bfd_get_symcount (abfd); |
| unsigned int i; |
| asymbol *s; |
| |
| versados_pass_2 (abfd); |
| |
| for (i = 0, s = VDATA (abfd)->symbols; |
| i < symcount; |
| s++, i++) |
| { |
| *alocation++ = s; |
| } |
| |
| *alocation = NULL; |
| |
| return symcount; |
| } |
| |
| static void |
| versados_get_symbol_info (ignore_abfd, symbol, ret) |
| bfd *ignore_abfd ATTRIBUTE_UNUSED; |
| asymbol *symbol; |
| symbol_info *ret; |
| { |
| bfd_symbol_info (symbol, ret); |
| } |
| |
| static void |
| versados_print_symbol (abfd, afile, symbol, how) |
| bfd *abfd; |
| PTR afile; |
| asymbol *symbol; |
| bfd_print_symbol_type how; |
| { |
| FILE *file = (FILE *) afile; |
| switch (how) |
| { |
| case bfd_print_symbol_name: |
| fprintf (file, "%s", symbol->name); |
| break; |
| default: |
| bfd_print_symbol_vandf (abfd, (PTR) file, symbol); |
| fprintf (file, " %-5s %s", |
| symbol->section->name, |
| symbol->name); |
| |
| } |
| } |
| |
| static long |
| versados_get_reloc_upper_bound (abfd, asect) |
| bfd *abfd ATTRIBUTE_UNUSED; |
| sec_ptr asect; |
| { |
| return (asect->reloc_count + 1) * sizeof (arelent *); |
| } |
| |
| static long |
| versados_canonicalize_reloc (abfd, section, relptr, symbols) |
| bfd *abfd; |
| sec_ptr section; |
| arelent **relptr; |
| asymbol **symbols; |
| { |
| unsigned int count; |
| arelent *src; |
| |
| versados_pass_2 (abfd); |
| src = section->relocation; |
| if (!EDATA (abfd, section->target_index).donerel) |
| { |
| EDATA (abfd, section->target_index).donerel = 1; |
| /* translate from indexes to symptr ptrs */ |
| for (count = 0; count < section->reloc_count; count++) |
| { |
| int esdid = (int) src[count].sym_ptr_ptr; |
| |
| if (esdid == 0) |
| { |
| src[count].sym_ptr_ptr = bfd_abs_section.symbol_ptr_ptr; |
| } |
| else if (esdid < ES_BASE) /* Section relative thing */ |
| { |
| struct esdid *e = &EDATA (abfd, esdid - 1); |
| if (!section) |
| { |
| /** relocation relative to section which was |
| never declared ! */ |
| } |
| src[count].sym_ptr_ptr = e->section->symbol_ptr_ptr; |
| } |
| else |
| { |
| src[count].sym_ptr_ptr = symbols + esdid - ES_BASE; |
| } |
| |
| } |
| } |
| |
| for (count = 0; count < section->reloc_count; count++) |
| { |
| *relptr++ = src++; |
| } |
| *relptr = 0; |
| return section->reloc_count; |
| } |
| |
| #define versados_close_and_cleanup _bfd_generic_close_and_cleanup |
| #define versados_bfd_free_cached_info _bfd_generic_bfd_free_cached_info |
| #define versados_new_section_hook _bfd_generic_new_section_hook |
| |
| #define versados_bfd_is_local_label_name bfd_generic_is_local_label_name |
| #define versados_get_lineno _bfd_nosymbols_get_lineno |
| #define versados_find_nearest_line _bfd_nosymbols_find_nearest_line |
| #define versados_make_empty_symbol _bfd_generic_make_empty_symbol |
| #define versados_bfd_make_debug_symbol _bfd_nosymbols_bfd_make_debug_symbol |
| #define versados_read_minisymbols _bfd_generic_read_minisymbols |
| #define versados_minisymbol_to_symbol _bfd_generic_minisymbol_to_symbol |
| |
| #define versados_bfd_reloc_type_lookup _bfd_norelocs_bfd_reloc_type_lookup |
| |
| #define versados_set_arch_mach bfd_default_set_arch_mach |
| |
| #define versados_bfd_get_relocated_section_contents \ |
| bfd_generic_get_relocated_section_contents |
| #define versados_bfd_relax_section bfd_generic_relax_section |
| #define versados_bfd_gc_sections bfd_generic_gc_sections |
| #define versados_bfd_merge_sections bfd_generic_merge_sections |
| #define versados_bfd_discard_group bfd_generic_discard_group |
| #define versados_bfd_link_hash_table_create _bfd_generic_link_hash_table_create |
| #define versados_bfd_link_hash_table_free _bfd_generic_link_hash_table_free |
| #define versados_bfd_link_add_symbols _bfd_generic_link_add_symbols |
| #define versados_bfd_link_just_syms _bfd_generic_link_just_syms |
| #define versados_bfd_final_link _bfd_generic_final_link |
| #define versados_bfd_link_split_section _bfd_generic_link_split_section |
| |
| const bfd_target versados_vec = |
| { |
| "versados", /* name */ |
| bfd_target_versados_flavour, |
| BFD_ENDIAN_BIG, /* target byte order */ |
| BFD_ENDIAN_BIG, /* target headers byte order */ |
| (HAS_RELOC | EXEC_P | /* object flags */ |
| HAS_LINENO | HAS_DEBUG | |
| HAS_SYMS | HAS_LOCALS | WP_TEXT | D_PAGED), |
| (SEC_CODE | SEC_DATA | SEC_ROM | SEC_HAS_CONTENTS |
| | SEC_ALLOC | SEC_LOAD | SEC_RELOC), /* section flags */ |
| 0, /* leading underscore */ |
| ' ', /* ar_pad_char */ |
| 16, /* ar_max_namelen */ |
| bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
| bfd_getb32, bfd_getb_signed_32, bfd_putb32, |
| bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* data */ |
| bfd_getb64, bfd_getb_signed_64, bfd_putb64, |
| bfd_getb32, bfd_getb_signed_32, bfd_putb32, |
| bfd_getb16, bfd_getb_signed_16, bfd_putb16, /* hdrs */ |
| |
| { |
| _bfd_dummy_target, |
| versados_object_p, /* bfd_check_format */ |
| _bfd_dummy_target, |
| _bfd_dummy_target, |
| }, |
| { |
| bfd_false, |
| versados_mkobject, |
| _bfd_generic_mkarchive, |
| bfd_false, |
| }, |
| { /* bfd_write_contents */ |
| bfd_false, |
| bfd_false, |
| _bfd_write_archive_contents, |
| bfd_false, |
| }, |
| |
| BFD_JUMP_TABLE_GENERIC (versados), |
| BFD_JUMP_TABLE_COPY (_bfd_generic), |
| BFD_JUMP_TABLE_CORE (_bfd_nocore), |
| BFD_JUMP_TABLE_ARCHIVE (_bfd_noarchive), |
| BFD_JUMP_TABLE_SYMBOLS (versados), |
| BFD_JUMP_TABLE_RELOCS (versados), |
| BFD_JUMP_TABLE_WRITE (versados), |
| BFD_JUMP_TABLE_LINK (versados), |
| BFD_JUMP_TABLE_DYNAMIC (_bfd_nodynamic), |
| |
| NULL, |
| |
| (PTR) 0 |
| }; |