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https://github.com/darlinghq/darling-gdb.git
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* mach-o.c (bfd_mach_o_scan_read_thread): Don't re-use 'i' when
looking for an unused section name.
This commit is contained in:
Alan Modra
parent
f39315758c
commit
a95a455043
@ -1,3 +1,8 @@
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2002-11-12 Klee Dienes <kdienes@apple.com>
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* mach-o.c (bfd_mach_o_scan_read_thread): Don't re-use 'i' when
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looking for an unused section name.
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2002-11-11 Kazu Hirata <kazu@cs.umass.edu>
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* coff-h8300.c: Fix formatting.
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157
bfd/mach-o.c
157
bfd/mach-o.c
@ -15,7 +15,7 @@
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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along with this program; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
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#include "mach-o.h"
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@ -195,7 +195,7 @@ bfd_mach_o_count_symbols (abfd)
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bfd_mach_o_data_struct *mdata = NULL;
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long nsyms = 0;
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unsigned long i;
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BFD_ASSERT (bfd_mach_o_valid (abfd));
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mdata = abfd->tdata.mach_o_data;
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@ -257,7 +257,7 @@ bfd_mach_o_get_symtab (abfd, alocation)
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}
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*csym++ = NULL;
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return nsyms;
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}
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@ -324,7 +324,7 @@ bfd_mach_o_convert_architecture (mtype, msubtype, type, subtype)
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*subtype = bfd_arch_unknown;
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}
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}
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static boolean
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bfd_mach_o_write_contents (abfd)
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bfd *abfd;
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@ -475,7 +475,7 @@ bfd_mach_o_write_header (abfd, header)
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bfd_h_put_32 (abfd, header->ncmds, buf + 16);
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bfd_h_put_32 (abfd, header->sizeofcmds, buf + 20);
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bfd_h_put_32 (abfd, header->flags, buf + 24);
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bfd_seek (abfd, 0, SEEK_SET);
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if (bfd_bwrite ((PTR) buf, 28, abfd) != 28)
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return -1;
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@ -504,7 +504,7 @@ bfd_mach_o_read_header (abfd, header)
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}
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else if (bfd_getl32 (buf) == 0xfeedface)
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{
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header->byteorder = BFD_ENDIAN_LITTLE;
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header->byteorder = BFD_ENDIAN_LITTLE;
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header->magic = 0xfeedface;
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get32 = bfd_getl32;
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}
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@ -513,7 +513,7 @@ bfd_mach_o_read_header (abfd, header)
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header->byteorder = BFD_ENDIAN_UNKNOWN;
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return -1;
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}
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header->cputype = (*get32) (buf + 4);
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header->cpusubtype = (*get32) (buf + 8);
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header->filetype = (*get32) (buf + 12);
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@ -546,7 +546,7 @@ bfd_mach_o_make_bfd_section (abfd, section)
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bfdsec = bfd_make_section_anyway (abfd, sname);
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if (bfdsec == NULL)
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return NULL;
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bfdsec->vma = section->addr;
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bfdsec->lma = section->addr;
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bfdsec->_raw_size = section->size;
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@ -572,7 +572,7 @@ bfd_mach_o_scan_read_section (abfd, section, offset)
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bfd_seek (abfd, offset, SEEK_SET);
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if (bfd_bread ((PTR) buf, 68, abfd) != 68)
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return -1;
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memcpy (section->sectname, buf, 16);
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section->sectname[16] = '\0';
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memcpy (section->segname, buf + 16, 16);
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@ -617,7 +617,7 @@ bfd_mach_o_scan_write_section (abfd, section, offset)
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bfd_seek (abfd, offset, SEEK_SET);
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if (bfd_bwrite ((PTR) buf, 68, abfd) != 68)
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return -1;
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return 0;
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}
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@ -641,7 +641,7 @@ bfd_mach_o_scan_write_symtab_symbols (abfd, command)
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s = &sym->symbols[i];
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/* Don't set this from the symbol information; use stored values. */
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#if 0
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#if 0
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if (s->flags & BSF_GLOBAL)
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ntype |= N_EXT;
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if (s->flags & BSF_DEBUGGING)
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@ -654,7 +654,7 @@ bfd_mach_o_scan_write_symtab_symbols (abfd, command)
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else
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ntype |= N_SECT;
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#endif
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/* Instead just set from the stored values. */
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ntype = (s->udata.i >> 24) & 0xff;
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nsect = (s->udata.i >> 16) & 0xff;
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@ -669,9 +669,9 @@ bfd_mach_o_scan_write_symtab_symbols (abfd, command)
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bfd_seek (abfd, symoff, SEEK_SET);
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if (bfd_bwrite ((PTR) buf, 12, abfd) != 12)
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{
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fprintf (stderr, "bfd_mach_o_scan_write_symtab_symbols: unable to write %d bytes at %lu\n",
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fprintf (stderr, "bfd_mach_o_scan_write_symtab_symbols: unable to write %d bytes at %lu\n",
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12, (unsigned long) symoff);
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return -1;
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return -1;
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}
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}
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@ -716,7 +716,7 @@ bfd_mach_o_scan_read_symtab_symbol (abfd, sym, s, i)
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{
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fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbol: symbol name out of range (%lu >= %lu)\n",
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(unsigned long) stroff, (unsigned long) sym->strsize);
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return -1;
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return -1;
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}
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s->the_bfd = abfd;
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@ -767,7 +767,7 @@ bfd_mach_o_scan_read_symtab_symbol (abfd, sym, s, i)
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if (section != 0)
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{
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fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbol: "
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"symbol \"%s\" specified invalid section %d (max %lu): setting to undefined\n",
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"symbol \"%s\" specified invalid section %d (max %lu): setting to undefined\n",
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s->name, section, mdata->nsects);
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}
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s->section = bfd_und_section_ptr;
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@ -775,13 +775,13 @@ bfd_mach_o_scan_read_symtab_symbol (abfd, sym, s, i)
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break;
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case BFD_MACH_O_N_INDR:
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fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbol: "
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"symbol \"%s\" is unsupported 'indirect' reference: setting to undefined\n",
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"symbol \"%s\" is unsupported 'indirect' reference: setting to undefined\n",
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s->name);
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s->section = bfd_und_section_ptr;
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break;
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default:
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fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbol: "
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"symbol \"%s\" specified invalid type field 0x%x: setting to undefined\n",
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"symbol \"%s\" specified invalid type field 0x%x: setting to undefined\n",
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s->name, symtype);
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s->section = bfd_und_section_ptr;
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break;
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@ -822,13 +822,13 @@ bfd_mach_o_scan_read_symtab_strtab (abfd, sym)
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{
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fprintf (stderr, "bfd_mach_o_scan_read_symtab_strtab: unable to read %lu bytes at %lu\n",
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sym->strsize, sym->stroff);
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return -1;
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return -1;
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}
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return 0;
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}
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int
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int
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bfd_mach_o_scan_read_symtab_symbols (abfd, sym)
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bfd *abfd;
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bfd_mach_o_symtab_command *sym;
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@ -842,9 +842,9 @@ bfd_mach_o_scan_read_symtab_symbols (abfd, sym)
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if (sym->symbols == NULL)
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{
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fprintf (stderr, "bfd_mach_o_scan_read_symtab_symbols: unable to allocate memory for symbols\n");
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return -1;
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return -1;
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}
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ret = bfd_mach_o_scan_read_symtab_strtab (abfd, sym);
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if (ret != 0)
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return ret;
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@ -855,7 +855,7 @@ bfd_mach_o_scan_read_symtab_symbols (abfd, sym)
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if (ret != 0)
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return ret;
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}
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return 0;
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}
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@ -872,7 +872,7 @@ bfd_mach_o_scan_read_dysymtab_symbol (abfd, dysym, sym, s, i)
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unsigned char buf[4];
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BFD_ASSERT (i < dysym->nindirectsyms);
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bfd_seek (abfd, isymoff, SEEK_SET);
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if (bfd_bread ((PTR) buf, 4, abfd) != 4)
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{
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@ -881,7 +881,7 @@ bfd_mach_o_scan_read_dysymtab_symbol (abfd, dysym, sym, s, i)
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return -1;
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}
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symindex = bfd_h_get_32 (abfd, buf);
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return bfd_mach_o_scan_read_symtab_symbol (abfd, sym, s, symindex);
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}
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@ -994,7 +994,7 @@ bfd_mach_o_scan_read_dylinker (abfd, command)
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bfdsec = bfd_make_section_anyway (abfd, sname);
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if (bfdsec == NULL)
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return -1;
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bfdsec->vma = 0;
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bfdsec->lma = 0;
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bfdsec->_raw_size = command->len - 8;
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@ -1052,7 +1052,7 @@ bfd_mach_o_scan_read_dylib (abfd, command)
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bfdsec = bfd_make_section_anyway (abfd, sname);
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if (bfdsec == NULL)
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return -1;
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bfdsec->vma = 0;
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bfdsec->lma = 0;
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bfdsec->_raw_size = command->len - 8;
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@ -1093,7 +1093,7 @@ bfd_mach_o_scan_read_thread (abfd, command)
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BFD_ASSERT (bfd_mach_o_valid (abfd));
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mdata = abfd->tdata.mach_o_data;
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offset = 8;
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nflavours = 0;
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while (offset != command->len)
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@ -1146,8 +1146,8 @@ bfd_mach_o_scan_read_thread (abfd, command)
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char *sname;
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const char *flavourstr;
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const char *prefix = "LC_THREAD";
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unsigned int i = 0;
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unsigned int j = 0;
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switch (mdata->header.cputype)
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{
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case BFD_MACH_O_CPU_TYPE_POWERPC:
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@ -1160,7 +1160,7 @@ bfd_mach_o_scan_read_thread (abfd, command)
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flavourstr = "UNKNOWN_ARCHITECTURE";
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break;
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}
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snamelen = strlen (prefix) + 1 + 20 + 1 + strlen (flavourstr) + 1;
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sname = (char *) bfd_alloc (abfd, snamelen);
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if (sname == NULL)
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@ -1168,15 +1168,14 @@ bfd_mach_o_scan_read_thread (abfd, command)
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for (;;)
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{
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sprintf (sname, "%s.%s.%u", prefix, flavourstr, i);
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if (bfd_get_section_by_name (abfd, sname) == NULL) {
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sprintf (sname, "%s.%s.%u", prefix, flavourstr, j);
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if (bfd_get_section_by_name (abfd, sname) == NULL)
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break;
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}
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i++;
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j++;
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}
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bfdsec = bfd_make_section (abfd, sname);
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bfdsec->vma = 0;
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bfdsec->lma = 0;
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bfdsec->_raw_size = cmd->flavours[i].size;
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@ -1190,7 +1189,7 @@ bfd_mach_o_scan_read_thread (abfd, command)
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return 0;
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}
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static int
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static int
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bfd_mach_o_scan_write_symtab (abfd, command)
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bfd *abfd;
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bfd_mach_o_load_command *command;
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@ -1208,14 +1207,14 @@ bfd_mach_o_scan_write_symtab (abfd, command)
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bfd_seek (abfd, command->offset + 8, SEEK_SET);
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if (bfd_bwrite ((PTR) buf, 16, abfd) != 16)
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return -1;
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if (bfd_mach_o_scan_write_symtab_symbols (abfd, command) != 0)
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return -1;
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return 0;
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}
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static int
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static int
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bfd_mach_o_scan_read_dysymtab (abfd, command)
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bfd *abfd;
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bfd_mach_o_load_command *command;
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@ -1251,7 +1250,7 @@ bfd_mach_o_scan_read_dysymtab (abfd, command)
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return 0;
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}
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static int
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static int
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bfd_mach_o_scan_read_symtab (abfd, command)
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bfd *abfd;
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bfd_mach_o_load_command *command;
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@ -1267,7 +1266,7 @@ bfd_mach_o_scan_read_symtab (abfd, command)
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bfd_seek (abfd, command->offset + 8, SEEK_SET);
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if (bfd_bread ((PTR) buf, 16, abfd) != 16)
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return -1;
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seg->symoff = bfd_h_get_32 (abfd, buf);
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seg->nsyms = bfd_h_get_32 (abfd, buf + 4);
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seg->stroff = bfd_h_get_32 (abfd, buf + 8);
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@ -1283,7 +1282,7 @@ bfd_mach_o_scan_read_symtab (abfd, command)
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bfdsec = bfd_make_section_anyway (abfd, sname);
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if (bfdsec == NULL)
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return -1;
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bfdsec->vma = 0;
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bfdsec->lma = 0;
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bfdsec->_raw_size = seg->nsyms * 12;
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@ -1302,7 +1301,7 @@ bfd_mach_o_scan_read_symtab (abfd, command)
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bfdsec = bfd_make_section_anyway (abfd, sname);
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if (bfdsec == NULL)
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return -1;
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bfdsec->vma = 0;
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bfdsec->lma = 0;
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bfdsec->_raw_size = seg->strsize;
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@ -1327,7 +1326,7 @@ bfd_mach_o_scan_read_segment (abfd, command)
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char *sname;
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const char *prefix = "LC_SEGMENT";
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unsigned int snamelen;
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BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT);
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bfd_seek (abfd, command->offset + 8, SEEK_SET);
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@ -1365,19 +1364,19 @@ bfd_mach_o_scan_read_segment (abfd, command)
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if (seg->nsects != 0)
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{
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seg->sections =
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seg->sections =
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((bfd_mach_o_section *)
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bfd_alloc (abfd, seg->nsects * sizeof (bfd_mach_o_section)));
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if (seg->sections == NULL)
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return -1;
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for (i = 0; i < seg->nsects; i++)
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{
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bfd_vma segoff = command->offset + 48 + 8 + (i * 68);
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if (bfd_mach_o_scan_read_section (abfd, &seg->sections[i], segoff) != 0)
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return -1;
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}
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}
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}
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return 0;
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@ -1391,7 +1390,7 @@ bfd_mach_o_scan_write_segment (abfd, command)
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unsigned char buf[48];
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bfd_mach_o_segment_command *seg = &command->command.segment;
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unsigned long i;
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BFD_ASSERT (command->type == BFD_MACH_O_LC_SEGMENT);
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memcpy (buf, seg->segname, 16);
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@ -1412,7 +1411,7 @@ bfd_mach_o_scan_write_segment (abfd, command)
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char buf[1024];
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bfd_vma nbytes = seg->filesize;
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bfd_vma curoff = seg->fileoff;
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while (nbytes > 0)
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{
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bfd_vma thisread = nbytes;
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@ -1525,7 +1524,7 @@ bfd_mach_o_flatten_sections (abfd)
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bfd_mach_o_data_struct *mdata = abfd->tdata.mach_o_data;
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long csect = 0;
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unsigned long i, j;
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mdata->nsects = 0;
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for (i = 0; i < mdata->header.ncmds; i++)
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@ -1579,7 +1578,7 @@ bfd_mach_o_scan_start_address (abfd)
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for (i = 0; i < cmd->nflavours; i++)
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{
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if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_I386)
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if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_I386)
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&& (cmd->flavours[i].flavour == (unsigned long) BFD_MACH_O_i386_THREAD_STATE))
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{
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unsigned char buf[4];
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@ -1591,7 +1590,7 @@ bfd_mach_o_scan_start_address (abfd)
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abfd->start_address = bfd_h_get_32 (abfd, buf);
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}
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else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_POWERPC)
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else if ((mdata->header.cputype == BFD_MACH_O_CPU_TYPE_POWERPC)
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&& (cmd->flavours[i].flavour == BFD_MACH_O_PPC_THREAD_STATE))
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{
|
||||
unsigned char buf[4];
|
||||
@ -1618,7 +1617,7 @@ bfd_mach_o_scan (abfd, header)
|
||||
enum bfd_architecture cputype;
|
||||
unsigned long cpusubtype;
|
||||
|
||||
mdata = ((bfd_mach_o_data_struct *)
|
||||
mdata = ((bfd_mach_o_data_struct *)
|
||||
bfd_alloc (abfd, sizeof (bfd_mach_o_data_struct)));
|
||||
if (mdata == NULL)
|
||||
return -1;
|
||||
@ -1626,7 +1625,7 @@ bfd_mach_o_scan (abfd, header)
|
||||
mdata->header = *header;
|
||||
mdata->symbols = NULL;
|
||||
|
||||
abfd->flags = abfd->xvec->object_flags | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS));
|
||||
abfd->flags = abfd->xvec->object_flags | (abfd->flags & (BFD_IN_MEMORY | BFD_IO_FUNCS));
|
||||
abfd->tdata.mach_o_data = mdata;
|
||||
|
||||
bfd_mach_o_convert_architecture (header->cputype, header->cpusubtype, &cputype, &cpusubtype);
|
||||
@ -1638,15 +1637,15 @@ bfd_mach_o_scan (abfd, header)
|
||||
}
|
||||
|
||||
bfd_set_arch_mach (abfd, cputype, cpusubtype);
|
||||
|
||||
|
||||
if (header->ncmds != 0)
|
||||
{
|
||||
mdata->commands =
|
||||
mdata->commands =
|
||||
((bfd_mach_o_load_command *)
|
||||
bfd_alloc (abfd, header->ncmds * sizeof (bfd_mach_o_load_command)));
|
||||
if (mdata->commands == NULL)
|
||||
return -1;
|
||||
|
||||
|
||||
for (i = 0; i < header->ncmds; i++)
|
||||
{
|
||||
bfd_mach_o_load_command *cur = &mdata->commands[i];
|
||||
@ -1661,7 +1660,7 @@ bfd_mach_o_scan (abfd, header)
|
||||
|
||||
if (bfd_mach_o_scan_read_command (abfd, cur) < 0)
|
||||
return -1;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (bfd_mach_o_scan_start_address (abfd) < 0)
|
||||
@ -1685,7 +1684,7 @@ bfd_mach_o_mkobject (abfd)
|
||||
{
|
||||
bfd_mach_o_data_struct *mdata = NULL;
|
||||
|
||||
mdata = ((bfd_mach_o_data_struct *)
|
||||
mdata = ((bfd_mach_o_data_struct *)
|
||||
bfd_alloc (abfd, sizeof (bfd_mach_o_data_struct)));
|
||||
if (mdata == NULL)
|
||||
return false;
|
||||
@ -1729,12 +1728,12 @@ bfd_mach_o_object_p (abfd)
|
||||
return NULL;
|
||||
}
|
||||
|
||||
if (! (((header.byteorder == BFD_ENDIAN_BIG)
|
||||
if (! (((header.byteorder == BFD_ENDIAN_BIG)
|
||||
&& (abfd->xvec->byteorder == BFD_ENDIAN_BIG)
|
||||
&& (abfd->xvec->header_byteorder == BFD_ENDIAN_BIG))
|
||||
||
|
||||
((header.byteorder == BFD_ENDIAN_LITTLE)
|
||||
&& (abfd->xvec->byteorder == BFD_ENDIAN_LITTLE)
|
||||
((header.byteorder == BFD_ENDIAN_LITTLE)
|
||||
&& (abfd->xvec->byteorder == BFD_ENDIAN_LITTLE)
|
||||
&& (abfd->xvec->header_byteorder == BFD_ENDIAN_LITTLE))))
|
||||
{
|
||||
bfd_set_error (bfd_error_wrong_format);
|
||||
@ -1749,7 +1748,7 @@ bfd_mach_o_object_p (abfd)
|
||||
bfd_set_error (bfd_error_wrong_format);
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
||||
return abfd->xvec;
|
||||
}
|
||||
|
||||
@ -1771,12 +1770,12 @@ bfd_mach_o_core_p (abfd)
|
||||
abort ();
|
||||
}
|
||||
|
||||
if (! (((header.byteorder == BFD_ENDIAN_BIG)
|
||||
if (! (((header.byteorder == BFD_ENDIAN_BIG)
|
||||
&& (abfd->xvec->byteorder == BFD_ENDIAN_BIG)
|
||||
&& (abfd->xvec->header_byteorder == BFD_ENDIAN_BIG))
|
||||
||
|
||||
((header.byteorder == BFD_ENDIAN_LITTLE)
|
||||
&& (abfd->xvec->byteorder == BFD_ENDIAN_LITTLE)
|
||||
((header.byteorder == BFD_ENDIAN_LITTLE)
|
||||
&& (abfd->xvec->byteorder == BFD_ENDIAN_LITTLE)
|
||||
&& (abfd->xvec->header_byteorder == BFD_ENDIAN_LITTLE))))
|
||||
return NULL;
|
||||
|
||||
@ -1789,7 +1788,7 @@ bfd_mach_o_core_p (abfd)
|
||||
abfd->tdata.mach_o_data = NULL;
|
||||
return NULL;
|
||||
}
|
||||
|
||||
|
||||
return abfd->xvec;
|
||||
}
|
||||
|
||||
@ -1822,17 +1821,17 @@ bfd_mach_o_archive_p (abfd)
|
||||
if (bfd_bread ((PTR) buf, 8, abfd) != 8)
|
||||
return NULL;
|
||||
|
||||
adata = (mach_o_fat_data_struct *)
|
||||
adata = (mach_o_fat_data_struct *)
|
||||
bfd_alloc (abfd, sizeof (mach_o_fat_data_struct));
|
||||
if (adata == NULL)
|
||||
return NULL;
|
||||
|
||||
|
||||
adata->magic = bfd_getb32 (buf);
|
||||
adata->nfat_arch = bfd_getb32 (buf + 4);
|
||||
if (adata->magic != 0xcafebabe)
|
||||
return NULL;
|
||||
|
||||
adata->archentries = (mach_o_fat_archentry *)
|
||||
adata->archentries = (mach_o_fat_archentry *)
|
||||
bfd_alloc (abfd, adata->nfat_arch * sizeof (mach_o_fat_archentry));
|
||||
if (adata->archentries == NULL)
|
||||
return NULL;
|
||||
@ -1881,11 +1880,11 @@ bfd_mach_o_openr_next_archived_file (archive, prev)
|
||||
{
|
||||
/* Not found. */
|
||||
bfd_set_error (bfd_error_bad_value);
|
||||
return NULL;
|
||||
return NULL;
|
||||
}
|
||||
i++; /* Get next entry. */
|
||||
}
|
||||
|
||||
|
||||
if (i >= adata->nfat_arch)
|
||||
{
|
||||
bfd_set_error (bfd_error_no_more_archived_files);
|
||||
@ -1914,8 +1913,8 @@ bfd_mach_o_openr_next_archived_file (archive, prev)
|
||||
return entry->abfd;
|
||||
}
|
||||
|
||||
int bfd_mach_o_lookup_section
|
||||
(bfd *abfd, asection *section,
|
||||
int bfd_mach_o_lookup_section
|
||||
(bfd *abfd, asection *section,
|
||||
bfd_mach_o_load_command **mcommand, bfd_mach_o_section **msection)
|
||||
{
|
||||
struct mach_o_data_struct *md = abfd->tdata.mach_o_data;
|
||||
@ -1936,7 +1935,7 @@ int bfd_mach_o_lookup_section
|
||||
if (cmd->type != BFD_MACH_O_LC_SEGMENT)
|
||||
continue;
|
||||
seg = &cmd->command.segment;
|
||||
|
||||
|
||||
if (seg->segment == section)
|
||||
{
|
||||
if (num == 0)
|
||||
@ -1956,14 +1955,14 @@ int bfd_mach_o_lookup_section
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
*mcommand = ncmd;
|
||||
*msection = nsect;
|
||||
return num;
|
||||
}
|
||||
|
||||
int
|
||||
bfd_mach_o_lookup_command
|
||||
bfd_mach_o_lookup_command
|
||||
(bfd *abfd, bfd_mach_o_load_command_type type,
|
||||
bfd_mach_o_load_command **mcommand)
|
||||
{
|
||||
@ -2058,10 +2057,10 @@ bfd_mach_o_core_fetch_environment (abfd, rbuf, rlen)
|
||||
|
||||
bfd_seek (abfd, end - size, SEEK_SET);
|
||||
nread = bfd_bread (buf, size, abfd);
|
||||
|
||||
|
||||
if (nread != size)
|
||||
return -1;
|
||||
|
||||
|
||||
for (offset = 4; offset <= size; offset += 4)
|
||||
{
|
||||
unsigned long val = *((unsigned long *) (buf + size - offset));
|
||||
|
||||
Loading…
x
Reference in New Issue
Block a user