bool ObjectAcl::validates(AclValidationContext &ctx)
{
// make sure we are ready to go
instantiateAcl();
IFDUMPING("acleval", Debug::dump("<<WANT(%d)<", ctx.authorization()));
//@@@ should pre-screen based on requested auth, maybe?
#if defined(ACL_OMNIPOTENT_OWNER)
// try owner (owner can do anything)
if (mOwner.validate(ctx))
return;
#endif //ACL_OMNIPOTENT_OWNER
// try applicable ACLs
pair<EntryMap::const_iterator, EntryMap::const_iterator> range;
if (getRange(ctx.s_credTag(), range) == 0) // no such tag
CssmError::throwMe(CSSM_ERRCODE_ACL_ENTRY_TAG_NOT_FOUND);
// try each entry in turn
for (EntryMap::const_iterator it = range.first; it != range.second; it++) {
const AclEntry &slot = it->second;
IFDUMPING("acleval", (Debug::dump(" EVAL["), slot.debugDump(), Debug::dump("]")));
if (slot.authorizes(ctx.authorization())) {
ctx.init(this, slot.subject);
ctx.entryTag(slot.tag);
if (slot.validate(ctx)) {
IFDUMPING("acleval", Debug::dump(">PASS>>\n"));
return true; // passed
}
IFDUMPING("acleval", Debug::dump(" NO"));
}
}
IFDUMPING("acleval", Debug::dump(">FAIL>>\n"));
return false; // no joy
}
SourceValidationContext(const AclValidationContext &base)
: AclValidationContext(base), mCredTag(base.entryTag()) { }