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elf: Add _dl_audit_objopen

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It consolidates the code required to call la_objopen audit callback.

Checked on x86_64-linux-gnu, i686-linux-gnu, and aarch64-linux-gnu.

Reviewed-by: Florian Weimer <fweimer@redhat.com>
This commit is contained in:
Adhemerval Zanella
2021-07-19 15:47:51 -03:00
parent ae49f218da
commit aee6e90f93
5 changed files with 49 additions and 38 deletions
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18
elf/dl-load.c
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@@ -1516,22 +1516,8 @@ cannot enable executable stack as shared object requires");
#ifdef SHARED
/* Auditing checkpoint: we have a new object. */
if (__glibc_unlikely (GLRO(dl_naudit) > 0)
&& !GL(dl_ns)[l->l_ns]._ns_loaded->l_auditing)
{
struct audit_ifaces *afct = GLRO(dl_audit);
for (unsigned int cnt = 0; cnt < GLRO(dl_naudit); ++cnt)
{
if (afct->objopen != NULL)
{
struct auditstate *state = link_map_audit_state (l, cnt);
state->bindflags = afct->objopen (l, nsid, &state->cookie);
l->l_audit_any_plt |= state->bindflags != 0;
}
afct = afct->next;
}
}
if (!GL(dl_ns)[l->l_ns]._ns_loaded->l_auditing)
_dl_audit_objopen (l, nsid);
#endif
return l;