static int
anchor_store (int argc,
char *argv[],
bool *changed)
{
CK_ATTRIBUTE *attrs;
CK_FUNCTION_LIST *module = NULL;
CK_SESSION_HANDLE session;
CK_OBJECT_HANDLE object;
p11_array *anchors;
int ret;
int i;
anchors = files_to_attrs (argc, argv);
if (anchors == NULL)
return 1;
if (anchors->num == 0) {
p11_message ("specify at least one anchor input file");
p11_array_free (anchors);
return 2;
}
session = session_for_store (&module);
if (session == 0UL) {
p11_array_free (anchors);
return 1;
}
for (i = 0, ret = 0; i < anchors->num; i++) {
attrs = anchors->elem[i];
anchors->elem[i] = NULL;
object = find_anchor (module, session, attrs);
if (object == 0) {
p11_debug ("don't yet have this anchor");
if (create_anchor (module, session, attrs)) {
*changed = true;
} else {
ret = 1;
break;
}
} else {
p11_debug ("already have this anchor");
if (modify_anchor (module, session, object, attrs)) {
*changed = true;
} else {
ret = 1;
break;
}
}
}
p11_array_free (anchors);
p11_kit_module_finalize (module);
p11_kit_module_release (module);
return ret;
}
static bool
remove_all (p11_kit_iter *iter,
bool *changed)
{
const char *desc;
CK_RV rv;
while ((rv = p11_kit_iter_next (iter)) == CKR_OK) {
desc = description_for_object_at_iter (iter);
p11_debug ("removing %s: %lu", desc, p11_kit_iter_get_object (iter));
rv = p11_kit_iter_destroy_object (iter);
switch (rv) {
case CKR_OK:
*changed = true;
/* fall through */
case CKR_OBJECT_HANDLE_INVALID:
continue;
case CKR_TOKEN_WRITE_PROTECTED:
case CKR_SESSION_READ_ONLY:
case CKR_ATTRIBUTE_READ_ONLY:
p11_message ("couldn't remove read-only %s", desc);
continue;
default:
p11_message ("couldn't remove %s: %s", desc,
p11_kit_strerror (rv));
break;
}
}
return (rv == CKR_CANCEL);
}
static bool
create_anchor (CK_FUNCTION_LIST *module,
CK_SESSION_HANDLE session,
CK_ATTRIBUTE *attrs)
{
CK_BBOOL truev = CK_TRUE;
CK_OBJECT_HANDLE object;
char *string;
CK_RV rv;
CK_ULONG klass;
CK_ATTRIBUTE basics_certificate[] = {
{ CKA_TOKEN, &truev, sizeof (truev) },
{ CKA_TRUSTED, &truev, sizeof (truev) },
{ CKA_INVALID, },
};
CK_ATTRIBUTE basics_extension[] = {
{ CKA_TOKEN, &truev, sizeof (truev) },
{ CKA_INVALID, },
};
CK_ATTRIBUTE basics_empty[] = {
{ CKA_INVALID, },
};
CK_ATTRIBUTE *basics = basics_empty;
if (p11_attrs_find_ulong (attrs, CKA_CLASS, &klass)) {
switch (klass) {
case CKO_CERTIFICATE:
basics = basics_certificate;
break;
case CKO_X_CERTIFICATE_EXTENSION:
basics = basics_extension;
break;
}
}
attrs = p11_attrs_merge (attrs, p11_attrs_dup (basics), true);
p11_attrs_remove (attrs, CKA_MODIFIABLE);
if (p11_debugging) {
string = p11_attrs_to_string (attrs, -1);
p11_debug ("storing: %s", string);
free (string);
}
rv = (module->C_CreateObject) (session, attrs,
p11_attrs_count (attrs), &object);
p11_attrs_free (attrs);
if (rv != CKR_OK) {
p11_message ("couldn't create object: %s", p11_kit_strerror (rv));
return false;
}
return true;
}
static CK_SESSION_HANDLE
session_for_store_on_module (const char *name,
CK_FUNCTION_LIST *module,
bool *found_read_only)
{
CK_SESSION_HANDLE session = 0;
CK_SLOT_ID *slots = NULL;
CK_TOKEN_INFO info;
CK_ULONG count;
CK_ULONG i;
CK_RV rv;
rv = p11_kit_module_initialize (module);
if (rv != CKR_OK) {
p11_message ("%s: couldn't initialize: %s", name, p11_kit_message ());
return 0UL;
}
rv = (module->C_GetSlotList) (CK_TRUE, NULL, &count);
if (rv == CKR_OK) {
slots = calloc (count, sizeof (CK_ULONG));
return_val_if_fail (slots != NULL, 0UL);
rv = (module->C_GetSlotList) (CK_TRUE, slots, &count);
}
if (rv != CKR_OK) {
p11_message ("%s: couldn't enumerate slots: %s", name, p11_kit_strerror (rv));
free (slots);
return 0UL;
}
for (i = 0; session == 0 && i < count; i++) {
rv = (module->C_GetTokenInfo) (slots[i], &info);
if (rv != CKR_OK) {
p11_message ("%s: couldn't get token info: %s", name, p11_kit_strerror (rv));
continue;
}
if (info.flags & CKF_WRITE_PROTECTED) {
*found_read_only = true;
continue;
}
rv = (module->C_OpenSession) (slots[i], CKF_SERIAL_SESSION | CKF_RW_SESSION,
NULL, NULL, &session);
if (rv != CKR_OK) {
p11_message ("%s: couldn't open session: %s", name, p11_kit_strerror (rv));
session = 0;
}
p11_debug ("opened writable session on: %s", name);
}
free (slots);
if (session == 0UL)
p11_kit_module_finalize (module);
return session;
}
static p11_array *
files_to_attrs (int argc,
char *argv[])
{
p11_parser *parser;
p11_array *parsed;
p11_array *array;
int ret = P11_PARSE_SUCCESS;
int i, j;
array = p11_array_new (p11_attrs_free);
return_val_if_fail (array != NULL, NULL);
parser = create_arg_file_parser ();
return_val_if_fail (parser != NULL, NULL);
for (i = 0; i < argc; i++) {
ret = p11_parse_file (parser, argv[i], NULL, P11_PARSE_FLAG_ANCHOR);
switch (ret) {
case P11_PARSE_SUCCESS:
p11_debug ("parsed file: %s", argv[i]);
break;
case P11_PARSE_UNRECOGNIZED:
p11_message ("unrecognized file format: %s", argv[i]);
break;
default:
p11_message ("failed to parse file: %s", argv[i]);
break;
}
if (ret != P11_PARSE_SUCCESS)
break;
parsed = p11_parser_parsed (parser);
for (j = 0; j < parsed->num; j++) {
if (!p11_array_push (array, parsed->elem[j]))
return_val_if_reached (NULL);
parsed->elem[j] = NULL;
}
}
p11_parser_free (parser);
if (ret == P11_PARSE_SUCCESS)
return array;
p11_array_free (array);
return NULL;
}
static bool
modify_anchor (CK_FUNCTION_LIST *module,
CK_SESSION_HANDLE session,
CK_OBJECT_HANDLE object,
CK_ATTRIBUTE *attrs)
{
CK_BBOOL truev = CK_TRUE;
CK_ATTRIBUTE *changes;
CK_ATTRIBUTE *label;
CK_ULONG klass;
char *string;
CK_RV rv;
CK_ATTRIBUTE trusted = { CKA_TRUSTED, &truev, sizeof (truev) };
label = p11_attrs_find_valid (attrs, CKA_LABEL);
if (p11_attrs_find_ulong (attrs, CKA_CLASS, &klass) &&
klass == CKO_CERTIFICATE)
changes = p11_attrs_build (NULL, &trusted, label, NULL);
else
changes = p11_attrs_build (NULL, label, NULL);
return_val_if_fail (attrs != NULL, FALSE);
/* Don't need the attributes anymore */
p11_attrs_free (attrs);
if (p11_debugging) {
string = p11_attrs_to_string (changes, -1);
p11_debug ("setting: %s", string);
free (string);
}
rv = (module->C_SetAttributeValue) (session, object, changes,
p11_attrs_count (changes));
p11_attrs_free (changes);
if (rv != CKR_OK) {
p11_message ("couldn't create object: %s", p11_kit_strerror (rv));
return false;
}
return true;
}
static bool
load_attached_extension (p11_dict *attached,
p11_dict *asn1_defs,
const unsigned char *der,
size_t len)
{
char message[ASN1_MAX_ERROR_DESCRIPTION_SIZE];
node_asn *ext;
char *oid;
int length;
int start;
int end;
int ret;
ext = p11_asn1_decode (asn1_defs, "PKIX1.Extension", der, len, message);
if (ext == NULL) {
p11_message ("couldn't parse attached certificate extension: %s", message);
return false;
}
ret = asn1_der_decoding_startEnd (ext, der, len, "extnID", &start, &end);
return_val_if_fail (ret == ASN1_SUCCESS, false);
/* Make sure it's a straightforward oid with certain assumptions */
length = (end - start) + 1;
if (!p11_oid_simple (der + start, length)) {
p11_debug ("strange complex certificate extension object id");
return false;
}
oid = memdup (der + start, length);
return_val_if_fail (oid != NULL, false);
if (!p11_dict_set (attached, oid, ext))
return_val_if_reached (false);
return true;
}
static p11_array *
uris_or_files_to_iters (int argc,
char *argv[],
int behavior)
{
int flags = P11_KIT_URI_FOR_OBJECT_ON_TOKEN_AND_MODULE;
p11_parser *parser = NULL;
p11_array *iters;
p11_array *parsed;
p11_kit_uri *uri;
p11_kit_iter *iter;
int ret;
int i, j;
iters = p11_array_new ((p11_destroyer)p11_kit_iter_free);
return_val_if_fail (iters != NULL, NULL);
for (i = 0; i < argc; i++) {
/* A PKCS#11 URI */
if (strncmp (argv[i], "pkcs11:", 7) == 0) {
uri = p11_kit_uri_new ();
if (p11_kit_uri_parse (argv[i], flags, uri) != P11_KIT_URI_OK) {
p11_message ("invalid PKCS#11 uri: %s", argv[i]);
p11_kit_uri_free (uri);
break;
}
iter = p11_kit_iter_new (uri, behavior);
return_val_if_fail (iter != NULL, NULL);
p11_kit_uri_free (uri);
if (!p11_array_push (iters, iter))
return_val_if_reached (NULL);
} else {
if (parser == NULL)
parser = create_arg_file_parser ();
ret = p11_parse_file (parser, argv[i], NULL, P11_PARSE_FLAG_ANCHOR);
switch (ret) {
case P11_PARSE_SUCCESS:
p11_debug ("parsed file: %s", argv[i]);
break;
case P11_PARSE_UNRECOGNIZED:
p11_message ("unrecognized file format: %s", argv[i]);
break;
default:
p11_message ("failed to parse file: %s", argv[i]);
break;
}
if (ret != P11_PARSE_SUCCESS)
break;
parsed = p11_parser_parsed (parser);
for (j = 0; j < parsed->num; j++) {
iter = p11_kit_iter_new (NULL, behavior);
return_val_if_fail (iter != NULL, NULL);
iter_match_anchor (iter, parsed->elem[j]);
if (!p11_array_push (iters, iter))
return_val_if_reached (NULL);
}
}
}
if (parser)
p11_parser_free (parser);
if (argc != i) {
p11_array_free (iters);
return NULL;
}
return iters;
}
