From d4c88bbbc997676cbf6ab62282438ea7df2b4dd7 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Tue, 25 Jun 2002 09:40:45 +0000 Subject: [PATCH] * elf64-ppc.c (ppc_add_stub): Replace strcpy/strncpy with memcpy. * elf32-hppa.c (hppa_add_stub): Likewise. * elflink.c (_bfd_elf_link_record_dynamic_symbol): Likewise. * elflink.h (elf_add_default_symbol): Fix comment typo. (elf_add_default_symbol): Replace strcpy and strncpy with memcpy. (elf_link_add_object_symbols): Likewise. (elf_link_assign_sym_version): Likewise. * hash.c (bfd_hash_lookup): Likewise. * linker.c (_bfd_generic_link_add_one_symbol): Likewise. * section.c (bfd_get_unique_section_name): Likewise. * syms.c (_bfd_stab_section_find_nearest_line): Likewise. * elf.c (_bfd_elf_make_section_from_phdr): Likewise. (assign_section_numbers): Likewise. (_bfd_elfcore_make_pseudosection): Likewise. (elfcore_grok_lwpstatus): Likewise. (elfcore_grok_win32pstatus): Likewise. (elfcore_write_note): Constify input params. Use PTR instead of void *. Include terminating NUL in namesz. Correct padding. Support NULL "name" param. Use memcpy instead of strcpy. (elfcore_write_prpsinfo): Constify input params. (elfcore_write_prstatus): Likewise. Use PTR instead of void *. (elfcore_write_lwpstatus): Likewise. (elfcore_write_pstatus): Likewise. (elfcore_write_prfpreg): Likewise. (elfcore_write_prxfpreg): Likewise. * elf-bfd.h (elfcore_write_note): Update declaration. (elfcore_write_prpsinfo): Likewise. (elfcore_write_prstatus): Likewise. (elfcore_write_pstatus): Likewise. (elfcore_write_prfpreg): Likewise. (elfcore_write_prxfpreg): Likewise. (elfcore_write_lwpstatus): Likewise. --- bfd/ChangeLog | 35 ++++++++++++++++++ bfd/elf-bfd.h | 32 ++++++++--------- bfd/elf.c | 93 +++++++++++++++++++++++++++++++++--------------- bfd/elf32-hppa.c | 8 +++-- bfd/elf64-ppc.c | 8 +++-- bfd/elflink.c | 8 +++-- bfd/elflink.h | 50 ++++++++++++++------------ bfd/hash.c | 4 +-- bfd/linker.c | 6 ++-- bfd/section.c | 2 +- bfd/syms.c | 10 +++--- 11 files changed, 170 insertions(+), 86 deletions(-) diff --git a/bfd/ChangeLog b/bfd/ChangeLog index a572becea6e..fe0c3453eb7 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,38 @@ +2002-06-25 Alan Modra + + * elf64-ppc.c (ppc_add_stub): Replace strcpy/strncpy with memcpy. + * elf32-hppa.c (hppa_add_stub): Likewise. + * elflink.c (_bfd_elf_link_record_dynamic_symbol): Likewise. + * elflink.h (elf_add_default_symbol): Fix comment typo. + (elf_add_default_symbol): Replace strcpy and strncpy with memcpy. + (elf_link_add_object_symbols): Likewise. + (elf_link_assign_sym_version): Likewise. + * hash.c (bfd_hash_lookup): Likewise. + * linker.c (_bfd_generic_link_add_one_symbol): Likewise. + * section.c (bfd_get_unique_section_name): Likewise. + * syms.c (_bfd_stab_section_find_nearest_line): Likewise. + * elf.c (_bfd_elf_make_section_from_phdr): Likewise. + (assign_section_numbers): Likewise. + (_bfd_elfcore_make_pseudosection): Likewise. + (elfcore_grok_lwpstatus): Likewise. + (elfcore_grok_win32pstatus): Likewise. + (elfcore_write_note): Constify input params. Use PTR instead of + void *. Include terminating NUL in namesz. Correct padding. + Support NULL "name" param. Use memcpy instead of strcpy. + (elfcore_write_prpsinfo): Constify input params. + (elfcore_write_prstatus): Likewise. Use PTR instead of void *. + (elfcore_write_lwpstatus): Likewise. + (elfcore_write_pstatus): Likewise. + (elfcore_write_prfpreg): Likewise. + (elfcore_write_prxfpreg): Likewise. + * elf-bfd.h (elfcore_write_note): Update declaration. + (elfcore_write_prpsinfo): Likewise. + (elfcore_write_prstatus): Likewise. + (elfcore_write_pstatus): Likewise. + (elfcore_write_prfpreg): Likewise. + (elfcore_write_prxfpreg): Likewise. + (elfcore_write_lwpstatus): Likewise. + 2002-06-25 Jason Eckhardt * ecoff.c (ecoff_set_symbol_info): Set BSF_FUNCTION for diff --git a/bfd/elf-bfd.h b/bfd/elf-bfd.h index 86242409dbe..2bfde1cb08f 100644 --- a/bfd/elf-bfd.h +++ b/bfd/elf-bfd.h @@ -713,7 +713,7 @@ struct elf_backend_data PARAMS ((bfd *, struct bfd_link_info *, PTR, boolean (*) (PTR, const char *, Elf_Internal_Sym *, asection *))); - /* Copy any information related to dynamic linking from a pre-existing + /* Copy any information related to dynamic linking from a pre-existing symbol to a newly created symbol. Also called to copy flags and other back-end info to a weakdef, in which case the symbol is not newly created and plt/got refcounts and dynamic indices should not @@ -782,7 +782,7 @@ struct elf_backend_data PARAMS ((asection *, Elf_Internal_Phdr *)); /* This function, if defined, returns true if copy_private_bfd_data - should be called. It provides a way of overriding default + should be called. It provides a way of overriding default test conditions in _bfd_elf_copy_private_section_data. */ boolean (*copy_private_bfd_data_p) PARAMS ((bfd *, asection *, bfd *, asection *)); @@ -1592,20 +1592,20 @@ extern boolean _bfd_elf64_reloc_symbol_deleted_p PARAMS ((bfd_vma, PTR)); /* Exported interface for writing elf corefile notes. */ -extern char *elfcore_write_note - PARAMS ((bfd *, char *, int *, char *, int, void *, int)); -extern char *elfcore_write_prpsinfo - PARAMS ((bfd *, char *, int *, char *, char *)); -extern char *elfcore_write_prstatus - PARAMS ((bfd *, char *, int *, long, int, void *)); -extern char * elfcore_write_pstatus - PARAMS ((bfd *, char *, int *, long, int, void *)); -extern char *elfcore_write_prfpreg - PARAMS ((bfd *, char *, int *, void *, int)); -extern char *elfcore_write_prxfpreg - PARAMS ((bfd *, char *, int *, void *, int)); -extern char *elfcore_write_lwpstatus - PARAMS ((bfd*, char*, int*, long, int, void*)); +extern char *elfcore_write_note + PARAMS ((bfd *, char *, int *, const char *, int, const PTR, int)); +extern char *elfcore_write_prpsinfo + PARAMS ((bfd *, char *, int *, const char *, const char *)); +extern char *elfcore_write_prstatus + PARAMS ((bfd *, char *, int *, long, int, const PTR)); +extern char * elfcore_write_pstatus + PARAMS ((bfd *, char *, int *, long, int, const PTR)); +extern char *elfcore_write_prfpreg + PARAMS ((bfd *, char *, int *, const PTR, int)); +extern char *elfcore_write_prxfpreg + PARAMS ((bfd *, char *, int *, const PTR, int)); +extern char *elfcore_write_lwpstatus + PARAMS ((bfd *, char *, int *, long, int, const PTR)); /* SH ELF specific routine. */ diff --git a/bfd/elf.c b/bfd/elf.c index d68b1efad99..5472a16379b 100644 --- a/bfd/elf.c +++ b/bfd/elf.c @@ -2071,16 +2071,18 @@ _bfd_elf_make_section_from_phdr (abfd, hdr, index, typename) asection *newsect; char *name; char namebuf[64]; + size_t len; int split; split = ((hdr->p_memsz > 0) && (hdr->p_filesz > 0) && (hdr->p_memsz > hdr->p_filesz)); sprintf (namebuf, "%s%d%s", typename, index, split ? "a" : ""); - name = bfd_alloc (abfd, (bfd_size_type) strlen (namebuf) + 1); + len = strlen (namebuf) + 1; + name = bfd_alloc (abfd, (bfd_size_type) len); if (!name) return false; - strcpy (name, namebuf); + memcpy (name, namebuf, len); newsect = bfd_make_section (abfd, name); if (newsect == NULL) return false; @@ -2108,10 +2110,11 @@ _bfd_elf_make_section_from_phdr (abfd, hdr, index, typename) if (split) { sprintf (namebuf, "%s%db", typename, index); - name = bfd_alloc (abfd, (bfd_size_type) strlen (namebuf) + 1); + len = strlen (namebuf) + 1; + name = bfd_alloc (abfd, (bfd_size_type) len); if (!name) return false; - strcpy (name, namebuf); + memcpy (name, namebuf, len); newsect = bfd_make_section (abfd, name); if (newsect == NULL) return false; @@ -2666,10 +2669,10 @@ assign_section_numbers (abfd) char *alc; len = strlen (sec->name); - alc = (char *) bfd_malloc ((bfd_size_type) len - 2); + alc = (char *) bfd_malloc ((bfd_size_type) (len - 2)); if (alc == NULL) return false; - strncpy (alc, sec->name, len - 3); + memcpy (alc, sec->name, len - 3); alc[len - 3] = '\0'; s = bfd_get_section_by_name (abfd, alc); free (alc); @@ -6189,15 +6192,17 @@ _bfd_elfcore_make_pseudosection (abfd, name, size, filepos) { char buf[100]; char *threaded_name; + size_t len; asection *sect; /* Build the section name. */ sprintf (buf, "%s/%d", name, elfcore_make_pid (abfd)); - threaded_name = bfd_alloc (abfd, (bfd_size_type) strlen (buf) + 1); + len = strlen (buf) + 1; + threaded_name = bfd_alloc (abfd, (bfd_size_type) len); if (threaded_name == NULL) return false; - strcpy (threaded_name, buf); + memcpy (threaded_name, buf, len); sect = bfd_make_section (abfd, threaded_name); if (sect == NULL) @@ -6482,6 +6487,7 @@ elfcore_grok_lwpstatus (abfd, note) lwpstatus_t lwpstat; char buf[100]; char *name; + size_t len; asection *sect; if (note->descsz != sizeof (lwpstat) @@ -6499,10 +6505,11 @@ elfcore_grok_lwpstatus (abfd, note) /* Make a ".reg/999" section. */ sprintf (buf, ".reg/%d", elfcore_make_pid (abfd)); - name = bfd_alloc (abfd, (bfd_size_type) strlen (buf) + 1); + len = strlen (buf) + 1; + name = bfd_alloc (abfd, (bfd_size_type) len); if (name == NULL) return false; - strcpy (name, buf); + memcpy (name, buf, len); sect = bfd_make_section (abfd, name); if (sect == NULL) @@ -6528,10 +6535,11 @@ elfcore_grok_lwpstatus (abfd, note) /* Make a ".reg2/999" section */ sprintf (buf, ".reg2/%d", elfcore_make_pid (abfd)); - name = bfd_alloc (abfd, (bfd_size_type) strlen (buf) + 1); + len = strlen (buf) + 1; + name = bfd_alloc (abfd, (bfd_size_type) len); if (name == NULL) return false; - strcpy (name, buf); + memcpy (name, buf, len); sect = bfd_make_section (abfd, name); if (sect == NULL) @@ -6563,6 +6571,7 @@ elfcore_grok_win32pstatus (abfd, note) { char buf[30]; char *name; + size_t len; asection *sect; win32_pstatus_t pstatus; @@ -6583,11 +6592,12 @@ elfcore_grok_win32pstatus (abfd, note) /* Make a ".reg/999" section. */ sprintf (buf, ".reg/%d", pstatus.data.thread_info.tid); - name = bfd_alloc (abfd, (bfd_size_type) strlen (buf) + 1); + len = strlen (buf) + 1; + name = bfd_alloc (abfd, (bfd_size_type) len); if (name == NULL) return false; - strcpy (name, buf); + memcpy (name, buf, len); sect = bfd_make_section (abfd, name); if (sect == NULL) @@ -6609,11 +6619,12 @@ elfcore_grok_win32pstatus (abfd, note) /* Make a ".module/xxxxxxxx" section. */ sprintf (buf, ".module/%08x", pstatus.data.module_info.base_address); - name = bfd_alloc (abfd, (bfd_size_type) strlen (buf) + 1); + len = strlen (buf) + 1; + name = bfd_alloc (abfd, (bfd_size_type) len); if (name == NULL) return false; - strcpy (name, buf); + memcpy (name, buf, len); sect = bfd_make_section (abfd, name); @@ -6815,16 +6826,30 @@ elfcore_write_note (abfd, buf, bufsiz, name, type, input, size) bfd *abfd; char *buf; int *bufsiz; - char *name; + const char *name; int type; - void *input; + const PTR input; int size; { Elf_External_Note *xnp; - int namesz = strlen (name); - int newspace = BFD_ALIGN (sizeof (Elf_External_Note) + size + namesz - 1, 4); + size_t namesz; + size_t pad; + size_t newspace; char *p, *dest; + namesz = 0; + pad = 0; + if (name != NULL) + { + struct elf_backend_data *bed; + + namesz = strlen (name) + 1; + bed = get_elf_backend_data (abfd); + pad = -namesz & (bed->s->file_align - 1); + } + + newspace = sizeof (Elf_External_Note) - 1 + namesz + pad + size; + p = realloc (buf, *bufsiz + newspace); dest = p + *bufsiz; *bufsiz += newspace; @@ -6832,8 +6857,18 @@ elfcore_write_note (abfd, buf, bufsiz, name, type, input, size) H_PUT_32 (abfd, namesz, xnp->namesz); H_PUT_32 (abfd, size, xnp->descsz); H_PUT_32 (abfd, type, xnp->type); - strcpy (xnp->name, name); - memcpy (xnp->name + BFD_ALIGN (namesz, 4), input, size); + dest = xnp->name; + if (name != NULL) + { + memcpy (dest, name, namesz); + dest += namesz; + while (pad != 0) + { + *dest++ = '\0'; + --pad; + } + } + memcpy (dest, input, size); return p; } @@ -6843,8 +6878,8 @@ elfcore_write_prpsinfo (abfd, buf, bufsiz, fname, psargs) bfd *abfd; char *buf; int *bufsiz; - char *fname; - char *psargs; + const char *fname; + const char *psargs; { int note_type; char *note_name = "CORE"; @@ -6873,7 +6908,7 @@ elfcore_write_prstatus (abfd, buf, bufsiz, pid, cursig, gregs) int *bufsiz; long pid; int cursig; - void *gregs; + const PTR gregs; { prstatus_t prstat; char *note_name = "CORE"; @@ -6895,7 +6930,7 @@ elfcore_write_lwpstatus (abfd, buf, bufsiz, pid, cursig, gregs) int *bufsiz; long pid; int cursig; - void *gregs; + const PTR gregs; { lwpstatus_t lwpstat; char *note_name = "CORE"; @@ -6927,7 +6962,7 @@ elfcore_write_pstatus (abfd, buf, bufsiz, pid, cursig, gregs) int *bufsiz; long pid; int cursig; - void *gregs; + const PTR gregs; { pstatus_t pstat; char *note_name = "CORE"; @@ -6945,7 +6980,7 @@ elfcore_write_prfpreg (abfd, buf, bufsiz, fpregs, size) bfd *abfd; char *buf; int *bufsiz; - void *fpregs; + const PTR fpregs; int size; { char *note_name = "CORE"; @@ -6958,7 +6993,7 @@ elfcore_write_prxfpreg (abfd, buf, bufsiz, xfpregs, size) bfd *abfd; char *buf; int *bufsiz; - void *xfpregs; + const PTR xfpregs; int size; { char *note_name = "LINUX"; diff --git a/bfd/elf32-hppa.c b/bfd/elf32-hppa.c index 684213514cd..432ec1da351 100644 --- a/bfd/elf32-hppa.c +++ b/bfd/elf32-hppa.c @@ -643,16 +643,18 @@ hppa_add_stub (stub_name, section, htab) stub_sec = htab->stub_group[link_sec->id].stub_sec; if (stub_sec == NULL) { + size_t namelen; bfd_size_type len; char *s_name; - len = strlen (link_sec->name) + sizeof (STUB_SUFFIX); + namelen = strlen (link_sec->name); + len = namelen + sizeof (STUB_SUFFIX); s_name = bfd_alloc (htab->stub_bfd, len); if (s_name == NULL) return NULL; - strcpy (s_name, link_sec->name); - strcpy (s_name + len - sizeof (STUB_SUFFIX), STUB_SUFFIX); + memcpy (s_name, link_sec->name, namelen); + memcpy (s_name + namelen, STUB_SUFFIX, sizeof (STUB_SUFFIX)); stub_sec = (*htab->add_stub_section) (s_name, link_sec); if (stub_sec == NULL) return NULL; diff --git a/bfd/elf64-ppc.c b/bfd/elf64-ppc.c index 106fafcd990..9d798efc083 100644 --- a/bfd/elf64-ppc.c +++ b/bfd/elf64-ppc.c @@ -2413,16 +2413,18 @@ ppc_add_stub (stub_name, section, htab) stub_sec = htab->stub_group[link_sec->id].stub_sec; if (stub_sec == NULL) { + size_t namelen; bfd_size_type len; char *s_name; - len = strlen (link_sec->name) + sizeof (STUB_SUFFIX); + namelen = strlen (link_sec->name); + len = namelen + sizeof (STUB_SUFFIX); s_name = bfd_alloc (htab->stub_bfd, len); if (s_name == NULL) return NULL; - strcpy (s_name, link_sec->name); - strcpy (s_name + len - sizeof (STUB_SUFFIX), STUB_SUFFIX); + memcpy (s_name, link_sec->name, namelen); + memcpy (s_name + namelen, STUB_SUFFIX, sizeof (STUB_SUFFIX)); stub_sec = (*htab->add_stub_section) (s_name, link_sec); if (stub_sec == NULL) return NULL; diff --git a/bfd/elflink.c b/bfd/elflink.c index e74fae96435..25a519308d4 100644 --- a/bfd/elflink.c +++ b/bfd/elflink.c @@ -278,11 +278,13 @@ _bfd_elf_link_record_dynamic_symbol (info, h) } else { - alc = bfd_malloc ((bfd_size_type) (p - name + 1)); + size_t len = p - name + 1; + + alc = bfd_malloc ((bfd_size_type) len); if (alc == NULL) return false; - strncpy (alc, name, (size_t) (p - name)); - alc[p - name] = '\0'; + memcpy (alc, name, len - 1); + alc[len - 1] = '\0'; name = alc; copy = true; } diff --git a/bfd/elflink.h b/bfd/elflink.h index d78e31f924e..293e20a484a 100644 --- a/bfd/elflink.h +++ b/bfd/elflink.h @@ -960,6 +960,7 @@ elf_add_default_symbol (abfd, info, h, name, sym, sec, value, boolean collect; boolean dynamic; char *p; + size_t len, shortlen; /* If this symbol has a version, and it is the default version, we create an indirect symbol from the default name to the fully @@ -972,7 +973,7 @@ elf_add_default_symbol (abfd, info, h, name, sym, sec, value, if (override) { /* We are overridden by an old defition. We need to check if we - need to crreate the indirect symbol from the default name. */ + need to create the indirect symbol from the default name. */ hi = elf_link_hash_lookup (elf_hash_table (info), name, true, false, false); BFD_ASSERT (hi != NULL); @@ -991,12 +992,12 @@ elf_add_default_symbol (abfd, info, h, name, sym, sec, value, collect = bed->collect; dynamic = (abfd->flags & DYNAMIC) != 0; - shortname = bfd_hash_allocate (&info->hash->table, - (size_t) (p - name + 1)); + shortlen = p - name; + shortname = bfd_hash_allocate (&info->hash->table, shortlen + 1); if (shortname == NULL) return false; - strncpy (shortname, name, (size_t) (p - name)); - shortname [p - name] = '\0'; + memcpy (shortname, name, shortlen); + shortname[shortlen] = '\0'; /* We are going to create a new symbol. Merge it with any existing symbol with this name. For the purposes of the merge, act as @@ -1101,11 +1102,12 @@ elf_add_default_symbol (abfd, info, h, name, sym, sec, value, /* We also need to define an indirection from the nondefault version of the symbol. */ - shortname = bfd_hash_allocate (&info->hash->table, strlen (name)); + len = strlen (name); + shortname = bfd_hash_allocate (&info->hash->table, len); if (shortname == NULL) return false; - strncpy (shortname, name, (size_t) (p - name)); - strcpy (shortname + (p - name), p + 1); + memcpy (shortname, name, shortlen); + memcpy (shortname + shortlen, p + 1, len - shortlen); /* Once again, merge with any existing symbol. */ type_change_ok = false; @@ -1493,10 +1495,11 @@ elf_link_add_object_symbols (abfd, info) fnm = bfd_elf_string_from_elf_section (abfd, shlink, tagv); if (n == NULL || fnm == NULL) goto error_return; - anm = bfd_alloc (abfd, (bfd_size_type) strlen (fnm) + 1); + amt = strlen (fnm) + 1; + anm = bfd_alloc (abfd, amt); if (anm == NULL) goto error_return; - strcpy (anm, fnm); + memcpy (anm, fnm, (size_t) amt); n->name = anm; n->by = abfd; n->next = NULL; @@ -1524,10 +1527,11 @@ elf_link_add_object_symbols (abfd, info) fnm = bfd_elf_string_from_elf_section (abfd, shlink, tagv); if (n == NULL || fnm == NULL) goto error_return; - anm = bfd_alloc (abfd, (bfd_size_type) strlen (fnm) + 1); + amt = strlen (fnm) + 1; + anm = bfd_alloc (abfd, amt); if (anm == NULL) goto error_return; - strcpy (anm, fnm); + memcpy (anm, fnm, (size_t) amt); n->name = anm; n->by = abfd; n->next = NULL; @@ -1551,10 +1555,11 @@ elf_link_add_object_symbols (abfd, info) fnm = bfd_elf_string_from_elf_section (abfd, shlink, tagv); if (n == NULL || fnm == NULL) goto error_return; - anm = bfd_alloc (abfd, (bfd_size_type) strlen (fnm) + 1); + amt = strlen (fnm) + 1; + anm = bfd_alloc (abfd, amt); if (anm == NULL) goto error_return; - strcpy (anm, fnm); + memcpy (anm, fnm, (size_t) amt); n->name = anm; n->by = abfd; n->next = NULL; @@ -1798,8 +1803,7 @@ elf_link_add_object_symbols (abfd, info) || (vernum > 1 && ! bfd_is_abs_section (sec))) { const char *verstr; - unsigned int namelen; - bfd_size_type newlen; + size_t namelen, verlen, newlen; char *newname, *p; if (sym.st_shndx != SHN_UNDEF) @@ -1856,14 +1860,16 @@ elf_link_add_object_symbols (abfd, info) } namelen = strlen (name); - newlen = namelen + strlen (verstr) + 2; - if ((iver.vs_vers & VERSYM_HIDDEN) == 0) + verlen = strlen (verstr); + newlen = namelen + verlen + 2; + if ((iver.vs_vers & VERSYM_HIDDEN) == 0 + && sym.st_shndx != SHN_UNDEF) ++newlen; - newname = (char *) bfd_alloc (abfd, newlen); + newname = (char *) bfd_alloc (abfd, (bfd_size_type) newlen); if (newname == NULL) goto error_return; - strcpy (newname, name); + memcpy (newname, name, namelen); p = newname + namelen; *p++ = ELF_VER_CHR; /* If this is a defined non-hidden version symbol, @@ -1872,7 +1878,7 @@ elf_link_add_object_symbols (abfd, info) if ((iver.vs_vers & VERSYM_HIDDEN) == 0 && sym.st_shndx != SHN_UNDEF) *p++ = ELF_VER_CHR; - strcpy (p, verstr); + memcpy (p, verstr, verlen + 1); name = newname; } @@ -4339,7 +4345,7 @@ elf_link_assign_sym_version (h, data) alc = bfd_malloc ((bfd_size_type) len); if (alc == NULL) return false; - strncpy (alc, h->root.root.string, len - 1); + memcpy (alc, h->root.root.string, len - 1); alc[len - 1] = '\0'; if (alc[len - 2] == ELF_VER_CHR) alc[len - 2] = '\0'; diff --git a/bfd/hash.c b/bfd/hash.c index a498cce46c9..e7c77feb6f8 100644 --- a/bfd/hash.c +++ b/bfd/hash.c @@ -1,5 +1,5 @@ /* hash.c -- hash table routines for BFD - Copyright 1993, 1994, 1995, 1997, 1999, 2001 + Copyright 1993, 1994, 1995, 1997, 1999, 2001, 2002 Free Software Foundation, Inc. Written by Steve Chamberlain @@ -407,7 +407,7 @@ bfd_hash_lookup (table, string, create, copy) bfd_set_error (bfd_error_no_memory); return (struct bfd_hash_entry *) NULL; } - strcpy (new, string); + memcpy (new, string, len + 1); string = new; } hashp->string = string; diff --git a/bfd/linker.c b/bfd/linker.c index 0567a707c31..242f8bd7625 100644 --- a/bfd/linker.c +++ b/bfd/linker.c @@ -1974,12 +1974,12 @@ _bfd_generic_link_add_one_symbol (info, abfd, name, flags, section, value, else { char *w; + size_t len = strlen (string) + 1; - w = bfd_hash_allocate (&info->hash->table, - strlen (string) + 1); + w = bfd_hash_allocate (&info->hash->table, len); if (w == NULL) return false; - strcpy (w, string); + memcpy (w, string, len); sub->u.i.warning = w; } diff --git a/bfd/section.c b/bfd/section.c index 8bb85c890f3..f3937896e6b 100644 --- a/bfd/section.c +++ b/bfd/section.c @@ -798,7 +798,7 @@ bfd_get_unique_section_name (abfd, templat, count) sname = bfd_malloc ((bfd_size_type) len + 8); if (sname == NULL) return NULL; - strcpy (sname, templat); + memcpy (sname, templat, len); num = 1; if (count != NULL) num = *count; diff --git a/bfd/syms.c b/bfd/syms.c index 1c4bf288a83..a4f502fc760 100644 --- a/bfd/syms.c +++ b/bfd/syms.c @@ -1313,14 +1313,16 @@ _bfd_stab_section_find_nearest_line (abfd, symbols, section, offset, pfound, || strncmp (info->filename, directory_name, dirlen) != 0 || strcmp (info->filename + dirlen, file_name) != 0) { + size_t len; + if (info->filename != NULL) free (info->filename); - info->filename = (char *) bfd_malloc ((bfd_size_type) dirlen - + strlen (file_name) + 1); + len = strlen (file_name) + 1; + info->filename = (char *) bfd_malloc ((bfd_size_type) dirlen + len); if (info->filename == NULL) return false; - strcpy (info->filename, directory_name); - strcpy (info->filename + dirlen, file_name); + memcpy (info->filename, directory_name, dirlen); + memcpy (info->filename + dirlen, file_name, len); } *pfilename = info->filename; -- 2.30.2