/* Opening CTF files.
- Copyright (C) 2019 Free Software Foundation, Inc.
+ Copyright (C) 2019-2020 Free Software Foundation, Inc.
This file is part of libctf.
number unchanged, so that LCTF_INFO_* still works on the
as-yet-untranslated type info. */
- if ((ctf_base = ctf_alloc (fp->ctf_size + increase)) == NULL)
+ if ((ctf_base = malloc (fp->ctf_size + increase)) == NULL)
return ECTF_ZALLOC;
/* Start at ctf_buf, not ctf_base, to squeeze out the original header: we
assert ((size_t) t2p - (size_t) fp->ctf_buf == cth->cth_stroff);
ctf_set_version (fp, cth, CTF_VERSION_1_UPGRADED_3);
- ctf_free (old_ctf_base);
+ free (old_ctf_base);
return 0;
}
ctf_hash_eq_string)) == NULL)
return ENOMEM;
- fp->ctf_txlate = ctf_alloc (sizeof (uint32_t) * (fp->ctf_typemax + 1));
+ fp->ctf_txlate = malloc (sizeof (uint32_t) * (fp->ctf_typemax + 1));
fp->ctf_ptrtab_len = fp->ctf_typemax + 1;
- fp->ctf_ptrtab = ctf_alloc (sizeof (uint32_t) * fp->ctf_ptrtab_len);
+ fp->ctf_ptrtab = malloc (sizeof (uint32_t) * fp->ctf_ptrtab_len);
if (fp->ctf_txlate == NULL || fp->ctf_ptrtab == NULL)
return ENOMEM; /* Memory allocation failed. */
if (ctfsect->cts_size < hdrsz)
return (ctf_set_open_errno (errp, ECTF_NOCTFBUF));
- if ((fp = ctf_alloc (sizeof (ctf_file_t))) == NULL)
+ if ((fp = malloc (sizeof (ctf_file_t))) == NULL)
return (ctf_set_open_errno (errp, ENOMEM));
memset (fp, 0, sizeof (ctf_file_t));
if (writable)
fp->ctf_flags |= LCTF_RDWR;
- if ((fp->ctf_header = ctf_alloc (sizeof (struct ctf_header))) == NULL)
+ if ((fp->ctf_header = malloc (sizeof (struct ctf_header))) == NULL)
{
- ctf_free (fp);
+ free (fp);
return (ctf_set_open_errno (errp, ENOMEM));
}
hp = fp->ctf_header;
/* We are allocating this ourselves, so we can drop the ctf header
copy in favour of ctf->ctf_header. */
- if ((fp->ctf_base = ctf_alloc (fp->ctf_size)) == NULL)
+ if ((fp->ctf_base = malloc (fp->ctf_size)) == NULL)
{
err = ECTF_ZALLOC;
goto bad;
}
else if (foreign_endian)
{
- if ((fp->ctf_base = ctf_alloc (fp->ctf_size)) == NULL)
+ if ((fp->ctf_base = malloc (fp->ctf_size)) == NULL)
{
err = ECTF_ZALLOC;
goto bad;
}
if (fp->ctf_data.cts_name != NULL)
- fp->ctf_data.cts_name = ctf_strdup (fp->ctf_data.cts_name);
+ if ((fp->ctf_data.cts_name = strdup (fp->ctf_data.cts_name)) == NULL)
+ {
+ err = ENOMEM;
+ goto bad;
+ }
if (fp->ctf_symtab.cts_name != NULL)
- fp->ctf_symtab.cts_name = ctf_strdup (fp->ctf_symtab.cts_name);
+ if ((fp->ctf_symtab.cts_name = strdup (fp->ctf_symtab.cts_name)) == NULL)
+ {
+ err = ENOMEM;
+ goto bad;
+ }
if (fp->ctf_strtab.cts_name != NULL)
- fp->ctf_strtab.cts_name = ctf_strdup (fp->ctf_strtab.cts_name);
+ if ((fp->ctf_strtab.cts_name = strdup (fp->ctf_strtab.cts_name)) == NULL)
+ {
+ err = ENOMEM;
+ goto bad;
+ }
if (fp->ctf_data.cts_name == NULL)
fp->ctf_data.cts_name = _CTF_NULLSTR;
(err = flip_ctf (hp, fp->ctf_buf)) != 0)
{
/* We can be certain that flip_ctf() will have endian-flipped everything
- other than the types table when we return. In particular the header
- is fine, so set it, to allow freeing to use the usual code path. */
+ other than the types table when we return. In particular the header
+ is fine, so set it, to allow freeing to use the usual code path. */
ctf_set_base (fp, hp, fp->ctf_base);
goto bad;
if (symsect != NULL)
{
fp->ctf_nsyms = symsect->cts_size / symsect->cts_entsize;
- fp->ctf_sxlate = ctf_alloc (fp->ctf_nsyms * sizeof (uint32_t));
+ fp->ctf_sxlate = malloc (fp->ctf_nsyms * sizeof (uint32_t));
if (fp->ctf_sxlate == NULL)
{
return;
}
- ctf_free (fp->ctf_dyncuname);
- ctf_free (fp->ctf_dynparname);
+ free (fp->ctf_dyncuname);
+ free (fp->ctf_dynparname);
ctf_file_close (fp->ctf_parent);
for (dtd = ctf_list_next (&fp->ctf_dtdefs); dtd != NULL; dtd = ntd)
}
ctf_dynhash_destroy (fp->ctf_dvhash);
ctf_str_free_atoms (fp);
- ctf_free (fp->ctf_tmp_typeslice);
+ free (fp->ctf_tmp_typeslice);
if (fp->ctf_data.cts_name != _CTF_NULLSTR)
- ctf_free ((char *) fp->ctf_data.cts_name);
+ free ((char *) fp->ctf_data.cts_name);
if (fp->ctf_symtab.cts_name != _CTF_NULLSTR)
- ctf_free ((char *) fp->ctf_symtab.cts_name);
+ free ((char *) fp->ctf_symtab.cts_name);
if (fp->ctf_strtab.cts_name != _CTF_NULLSTR)
- ctf_free ((char *) fp->ctf_strtab.cts_name);
+ free ((char *) fp->ctf_strtab.cts_name);
else if (fp->ctf_data_mmapped)
ctf_munmap (fp->ctf_data_mmapped, fp->ctf_data_mmapped_len);
- ctf_free (fp->ctf_dynbase);
+ free (fp->ctf_dynbase);
ctf_dynhash_destroy (fp->ctf_syn_ext_strtab);
ctf_dynhash_destroy (fp->ctf_link_inputs);
ctf_dynhash_destroy (fp->ctf_link_cu_mapping);
ctf_dynhash_destroy (fp->ctf_add_processing);
- ctf_free (fp->ctf_sxlate);
- ctf_free (fp->ctf_txlate);
- ctf_free (fp->ctf_ptrtab);
+ free (fp->ctf_sxlate);
+ free (fp->ctf_txlate);
+ free (fp->ctf_ptrtab);
- ctf_free (fp->ctf_header);
- ctf_free (fp);
+ free (fp->ctf_header);
+ free (fp);
}
/* The converse of ctf_open(). ctf_open() disguises whatever it opens as an
/* Set the parent name. It is an error to call this routine without calling
ctf_import() at some point. */
-void
+int
ctf_parent_name_set (ctf_file_t *fp, const char *name)
{
if (fp->ctf_dynparname != NULL)
- ctf_free (fp->ctf_dynparname);
+ free (fp->ctf_dynparname);
- fp->ctf_dynparname = ctf_strdup (name);
+ if ((fp->ctf_dynparname = strdup (name)) == NULL)
+ return (ctf_set_errno (fp, ENOMEM));
fp->ctf_parname = fp->ctf_dynparname;
+ return 0;
}
/* Return the name of the compilation unit this CTF file applies to. Usually
}
/* Set the compilation unit name. */
-void
+int
ctf_cuname_set (ctf_file_t *fp, const char *name)
{
if (fp->ctf_dyncuname != NULL)
- ctf_free (fp->ctf_dyncuname);
+ free (fp->ctf_dyncuname);
- fp->ctf_dyncuname = ctf_strdup (name);
+ if ((fp->ctf_dyncuname = strdup (name)) == NULL)
+ return (ctf_set_errno (fp, ENOMEM));
fp->ctf_cuname = fp->ctf_dyncuname;
+ return 0;
}
/* Import the types from the specified parent container by storing a pointer
return (ctf_set_errno (fp, ECTF_DMODEL));
if (fp->ctf_parent != NULL)
- ctf_file_close (fp->ctf_parent);
+ {
+ fp->ctf_parent->ctf_refcnt--;
+ ctf_file_close (fp->ctf_parent);
+ fp->ctf_parent = NULL;
+ }
if (pfp != NULL)
{
- fp->ctf_flags |= LCTF_CHILD;
- pfp->ctf_refcnt++;
+ int err;
if (fp->ctf_parname == NULL)
- ctf_parent_name_set (fp, "PARENT");
+ if ((err = ctf_parent_name_set (fp, "PARENT")) < 0)
+ return err;
+
+ fp->ctf_flags |= LCTF_CHILD;
+ pfp->ctf_refcnt++;
}
+
fp->ctf_parent = pfp;
return 0;
}