int
ed25519_cert_set_ext(ed25519_cert_t *inp, size_t idx, struct ed25519_cert_extension_st * elt)
{
ed25519_cert_extension_t *oldval = TRUNNEL_DYNARRAY_GET(&inp->ext, idx);
if (oldval && oldval != elt)
ed25519_cert_extension_free(oldval);
return ed25519_cert_set0_ext(inp, idx, elt);
}
int
certs_cell_set_certs(certs_cell_t *inp, size_t idx, struct certs_cell_cert_st * elt)
{
certs_cell_cert_t *oldval = TRUNNEL_DYNARRAY_GET(&inp->certs, idx);
if (oldval && oldval != elt)
certs_cell_cert_free(oldval);
return certs_cell_set0_certs(inp, idx, elt);
}
int
trn_cell_introduce_encrypted_set_nspecs(trn_cell_introduce_encrypted_t *inp, size_t idx, struct link_specifier_st * elt)
{
link_specifier_t *oldval = TRUNNEL_DYNARRAY_GET(&inp->nspecs, idx);
if (oldval && oldval != elt)
link_specifier_free(oldval);
return trn_cell_introduce_encrypted_set0_nspecs(inp, idx, elt);
}
/** Release all storage held inside 'obj', but do not free 'obj'.
*/
static void
certs_cell_clear(certs_cell_t *obj)
{
(void) obj;
{
unsigned idx;
for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->certs); ++idx) {
certs_cell_cert_free(TRUNNEL_DYNARRAY_GET(&obj->certs, idx));
}
}
TRUNNEL_DYNARRAY_WIPE(&obj->certs);
TRUNNEL_DYNARRAY_CLEAR(&obj->certs);
}
/** Release all storage held inside 'obj', but do not free 'obj'.
*/
static void
ed25519_cert_clear(ed25519_cert_t *obj)
{
(void) obj;
{
unsigned idx;
for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->ext); ++idx) {
ed25519_cert_extension_free(TRUNNEL_DYNARRAY_GET(&obj->ext, idx));
}
}
TRUNNEL_DYNARRAY_WIPE(&obj->ext);
TRUNNEL_DYNARRAY_CLEAR(&obj->ext);
}
/** Release all storage held inside 'obj', but do not free 'obj'.
*/
static void
trn_cell_introduce_encrypted_clear(trn_cell_introduce_encrypted_t *obj)
{
(void) obj;
trn_cell_extension_free(obj->extensions);
obj->extensions = NULL;
TRUNNEL_DYNARRAY_WIPE(&obj->onion_key);
TRUNNEL_DYNARRAY_CLEAR(&obj->onion_key);
{
unsigned idx;
for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->nspecs); ++idx) {
link_specifier_free(TRUNNEL_DYNARRAY_GET(&obj->nspecs, idx));
}
}
TRUNNEL_DYNARRAY_WIPE(&obj->nspecs);
TRUNNEL_DYNARRAY_CLEAR(&obj->nspecs);
TRUNNEL_DYNARRAY_WIPE(&obj->pad);
TRUNNEL_DYNARRAY_CLEAR(&obj->pad);
}
uint8_t
trn_cell_introduce_encrypted_get_onion_key(trn_cell_introduce_encrypted_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->onion_key, idx);
}
uint8_t
trn_cell_introduce1_get_encrypted(trn_cell_introduce1_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->encrypted, idx);
}
uint8_t
trn_cell_introduce1_get_auth_key(trn_cell_introduce1_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->auth_key, idx);
}
uint8_t
rsa_ed_crosscert_get_sig(rsa_ed_crosscert_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->sig, idx);
}
uint8_t
certs_cell_cert_get_body(certs_cell_cert_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->body, idx);
}
ssize_t
auth_challenge_cell_encode(uint8_t *output, const size_t avail, const auth_challenge_cell_t *obj)
{
ssize_t result = 0;
size_t written = 0;
uint8_t *ptr = output;
const char *msg;
#ifdef TRUNNEL_CHECK_ENCODED_LEN
const ssize_t encoded_len = auth_challenge_cell_encoded_len(obj);
#endif
if (NULL != (msg = auth_challenge_cell_check(obj)))
goto check_failed;
#ifdef TRUNNEL_CHECK_ENCODED_LEN
trunnel_assert(encoded_len >= 0);
#endif
/* Encode u8 challenge[32] */
trunnel_assert(written <= avail);
if (avail - written < 32)
goto truncated;
memcpy(ptr, obj->challenge, 32);
written += 32; ptr += 32;
/* Encode u16 n_methods */
trunnel_assert(written <= avail);
if (avail - written < 2)
goto truncated;
trunnel_set_uint16(ptr, trunnel_htons(obj->n_methods));
written += 2; ptr += 2;
/* Encode u16 methods[n_methods] */
{
unsigned idx;
for (idx = 0; idx < TRUNNEL_DYNARRAY_LEN(&obj->methods); ++idx) {
trunnel_assert(written <= avail);
if (avail - written < 2)
goto truncated;
trunnel_set_uint16(ptr, trunnel_htons(TRUNNEL_DYNARRAY_GET(&obj->methods, idx)));
written += 2; ptr += 2;
}
}
trunnel_assert(ptr == output + written);
#ifdef TRUNNEL_CHECK_ENCODED_LEN
{
trunnel_assert(encoded_len >= 0);
trunnel_assert((size_t)encoded_len == written);
}
#endif
return written;
truncated:
result = -2;
goto fail;
check_failed:
(void)msg;
result = -1;
goto fail;
fail:
trunnel_assert(result < 0);
return result;
}
struct ed25519_cert_extension_st *
ed25519_cert_get_ext(ed25519_cert_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->ext, idx);
}
struct link_specifier_st *
trn_cell_introduce_encrypted_get_nspecs(trn_cell_introduce_encrypted_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->nspecs, idx);
}
uint8_t
auth1_get_sig(auth1_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->sig, idx);
}
uint16_t
auth_challenge_cell_get_methods(auth_challenge_cell_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->methods, idx);
}
uint8_t
trn_cell_rendezvous1_get_handshake_info(trn_cell_rendezvous1_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->handshake_info, idx);
}
uint8_t
pwbox_encoded_get_data(pwbox_encoded_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->data, idx);
}
uint8_t
pwbox_encoded_get_skey_header(pwbox_encoded_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->skey_header, idx);
}
struct certs_cell_cert_st *
certs_cell_get_certs(certs_cell_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->certs, idx);
}
uint8_t
ed25519_cert_extension_get_un_unparsed(ed25519_cert_extension_t *inp, size_t idx)
{
return TRUNNEL_DYNARRAY_GET(&inp->un_unparsed, idx);
}
