diff options
Diffstat (limited to 'contrib/binutils/bfd/ihex.c')
| -rw-r--r-- | contrib/binutils/bfd/ihex.c | 69 |
1 files changed, 36 insertions, 33 deletions
diff --git a/contrib/binutils/bfd/ihex.c b/contrib/binutils/bfd/ihex.c index 2e4494d13039..8188c01c89ef 100644 --- a/contrib/binutils/bfd/ihex.c +++ b/contrib/binutils/bfd/ihex.c @@ -3,21 +3,21 @@ Free Software Foundation, Inc. Written by Ian Lance Taylor of Cygnus Support <ian@cygnus.com>. -This file is part of BFD, the Binary File Descriptor library. + 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 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. + 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. */ + 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. */ /* This is what Intel Hex files look like: @@ -147,12 +147,12 @@ static int ihex_sizeof_headers PARAMS ((bfd *, boolean)); #define CHUNK 16 -/* Macros for converting between hex and binary. */ +/* Macros for converting between hex and binary. */ -#define NIBBLE(x) (hex_value (x)) +#define NIBBLE(x) (hex_value (x)) #define HEX2(buffer) ((NIBBLE ((buffer)[0]) << 4) + NIBBLE ((buffer)[1])) #define HEX4(buffer) ((HEX2 (buffer) << 8) + HEX2 ((buffer) + 2)) -#define ISHEX(x) (hex_p (x)) +#define ISHEX(x) (hex_p (x)) /* When we write out an ihex value, the values can not be output as they are seen. Instead, we hold them in memory in this structure. */ @@ -193,19 +193,16 @@ static boolean ihex_mkobject (abfd) bfd *abfd; { - if (abfd->tdata.ihex_data == NULL) - { - struct ihex_data_struct *tdata; - bfd_size_type amt = sizeof (struct ihex_data_struct); + struct ihex_data_struct *tdata; + bfd_size_type amt = sizeof (struct ihex_data_struct); - tdata = (struct ihex_data_struct *) bfd_alloc (abfd, amt); - if (tdata == NULL) - return false; - abfd->tdata.ihex_data = tdata; - tdata->head = NULL; - tdata->tail = NULL; - } + tdata = (struct ihex_data_struct *) bfd_alloc (abfd, amt); + if (tdata == NULL) + return false; + abfd->tdata.ihex_data = tdata; + tdata->head = NULL; + tdata->tail = NULL; return true; } @@ -288,6 +285,7 @@ ihex_scan (abfd) lineno = 1; error = false; bufsize = 0; + while ((c = ihex_get_byte (abfd, &error)) != EOF) { if (c == '\r') @@ -314,11 +312,9 @@ ihex_scan (abfd) unsigned int chksum; /* This is a data record. */ - pos = bfd_tell (abfd) - 1; /* Read the header bytes. */ - if (bfd_bread (hdr, (bfd_size_type) 8, abfd) != 8) goto error_return; @@ -336,7 +332,6 @@ ihex_scan (abfd) type = HEX2 (hdr + 6); /* Read the data bytes. */ - chars = len * 2 + 2; if (chars >= bufsize) { @@ -515,6 +510,7 @@ static const bfd_target * ihex_object_p (abfd) bfd *abfd; { + PTR tdata_save; bfd_byte b[9]; unsigned int i; unsigned int type; @@ -553,10 +549,14 @@ ihex_object_p (abfd) } /* OK, it looks like it really is an Intel Hex file. */ - - if (! ihex_mkobject (abfd) - || ! ihex_scan (abfd)) - return NULL; + tdata_save = abfd->tdata.any; + if (! ihex_mkobject (abfd) || ! ihex_scan (abfd)) + { + if (abfd->tdata.any != tdata_save && abfd->tdata.any != NULL) + bfd_release (abfd, abfd->tdata.any); + abfd->tdata.any = tdata_save; + return NULL; + } return abfd->xvec; } @@ -980,8 +980,11 @@ ihex_sizeof_headers (abfd, exec) #define ihex_bfd_relax_section bfd_generic_relax_section #define ihex_bfd_gc_sections bfd_generic_gc_sections #define ihex_bfd_merge_sections bfd_generic_merge_sections +#define ihex_bfd_discard_group bfd_generic_discard_group #define ihex_bfd_link_hash_table_create _bfd_generic_link_hash_table_create +#define ihex_bfd_link_hash_table_free _bfd_generic_link_hash_table_free #define ihex_bfd_link_add_symbols _bfd_generic_link_add_symbols +#define ihex_bfd_link_just_syms _bfd_generic_link_just_syms #define ihex_bfd_final_link _bfd_generic_final_link #define ihex_bfd_link_split_section _bfd_generic_link_split_section |