/*
* commence key construction
*/
static struct key *construct_key_and_link(struct key_type *type,
const char *description,
const char *callout_info,
void *aux,
struct key *dest_keyring,
unsigned long flags)
{
struct key_user *user;
struct key *key;
int ret;
user = key_user_lookup(current->fsuid);
if (!user)
return ERR_PTR(-ENOMEM);
ret = construct_alloc_key(type, description, dest_keyring, flags, user,
&key);
key_user_put(user);
if (ret == 0) {
ret = construct_key(key, callout_info, aux);
if (ret < 0)
goto construction_failed;
}
return key;
construction_failed:
key_negate_and_link(key, key_negative_timeout, NULL, NULL);
key_put(key);
return ERR_PTR(ret);
}
void construct(WeakString &wstr)
{
construct_key(wstr);
construct_properties(wstr);
if (construct_value(wstr) == true)
construct_children(wstr);
};
void MavDbgSender::start(void) {
char key[PARAM_REGISTRY_ID_SIZE + 1];
for (uint8_t i=0; i<MAV_DBG_VAL_MAX; i++) {
memset(key, 0, sizeof(key));
construct_key(i, key);
param_registry.valueSearch(key, &dbg_val_registry[i].decimator);
}
for (size_t i=0; i<ArrayLen(vector_names); i++) {
memset(key, 0, sizeof(key));
construct_key(vector_names[i], key);
param_registry.valueSearch(key, &dbg_vect_registry[i].decimator);
strncpy(dbg_vect_registry[i].msg.name, vector_names[i], sizeof(mavlink_debug_vect_t::name));
}
ready = true;
}
/*
* Commence key construction.
*/
static struct key *construct_key_and_link(struct keyring_search_context *ctx,
const char *callout_info,
size_t callout_len,
void *aux,
struct key *dest_keyring,
unsigned long flags)
{
struct key_user *user;
struct key *key;
int ret;
kenter("");
if (ctx->index_key.type == &key_type_keyring)
return ERR_PTR(-EPERM);
user = key_user_lookup(current_fsuid());
if (!user)
return ERR_PTR(-ENOMEM);
construct_get_dest_keyring(&dest_keyring);
ret = construct_alloc_key(ctx, dest_keyring, flags, user, &key);
key_user_put(user);
if (ret == 0) {
ret = construct_key(key, callout_info, callout_len, aux,
dest_keyring);
if (ret < 0) {
kdebug("cons failed");
goto construction_failed;
}
} else if (ret == -EINPROGRESS) {
ret = 0;
} else {
goto couldnt_alloc_key;
}
key_put(dest_keyring);
kleave(" = key %d", key_serial(key));
return key;
construction_failed:
key_negate_and_link(key, key_negative_timeout, NULL, NULL);
key_put(key);
couldnt_alloc_key:
key_put(dest_keyring);
kleave(" = %d", ret);
return ERR_PTR(ret);
}
/*
* commence key construction
*/
static struct key *construct_key_and_link(struct key_type *type,
const char *description,
const char *callout_info,
size_t callout_len,
void *aux,
struct key *dest_keyring,
unsigned long flags)
{
struct key_user *user;
struct key *key;
int ret;
kenter("");
user = key_user_lookup(current_fsuid(), current_user_ns());
if (!user)
return ERR_PTR(-ENOMEM);
construct_get_dest_keyring(&dest_keyring);
ret = construct_alloc_key(type, description, dest_keyring, flags, user,
&key);
key_user_put(user);
if (ret == 0) {
ret = construct_key(key, callout_info, callout_len, aux,
dest_keyring);
if (ret < 0) {
kdebug("cons failed");
goto construction_failed;
}
}
key_put(dest_keyring);
kleave(" = key %d", key_serial(key));
return key;
construction_failed:
key_negate_and_link(key, key_negative_timeout, NULL, NULL);
key_put(key);
key_put(dest_keyring);
kleave(" = %d", ret);
return ERR_PTR(ret);
}
