cc_int32 ccs_ccache_swap_contents (ccs_ccache_t io_source_ccache,
ccs_ccache_t io_destination_ccache,
ccs_cache_collection_t io_cache_collection)
{
cc_int32 err = ccNoError;
if (!io_source_ccache ) { err = cci_check_error (ccErrBadParam); }
if (!io_destination_ccache) { err = cci_check_error (ccErrBadParam); }
if (!err) {
struct ccs_ccache_d temp_ccache = *io_destination_ccache;
/* swap everything */
*io_destination_ccache = *io_source_ccache;
*io_source_ccache = temp_ccache;
/* swap back the name and identifier */
io_source_ccache->identifier = io_destination_ccache->identifier;
io_destination_ccache->identifier = temp_ccache.identifier;
io_source_ccache->name = io_destination_ccache->name;
io_destination_ccache->name = temp_ccache.name;
}
if (!err) {
err = ccs_ccache_changed (io_source_ccache, io_cache_collection);
}
if (!err) {
err = ccs_ccache_changed (io_destination_ccache, io_cache_collection);
}
return cci_check_error (err);
}
static cc_int32 ccs_ccache_set_kdc_time_offset (ccs_ccache_t io_ccache,
ccs_cache_collection_t io_cache_collection,
k5_ipc_stream in_request_data,
k5_ipc_stream io_reply_data)
{
cc_int32 err = ccNoError;
cc_uint32 cred_vers = 0;
if (!io_ccache ) { err = cci_check_error (ccErrBadParam); }
if (!io_cache_collection) { err = cci_check_error (ccErrBadParam); }
if (!in_request_data ) { err = cci_check_error (ccErrBadParam); }
if (!io_reply_data ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = krb5int_ipc_stream_read_uint32 (in_request_data, &cred_vers);
}
if (!err) {
if (cred_vers == cc_credentials_v5) {
err = krb5int_ipc_stream_read_time (in_request_data, &io_ccache->kdc_time_offset_v5);
if (!err) {
io_ccache->kdc_time_offset_v5_valid = 1;
}
} else {
err = cci_check_error (ccErrBadCredentialsVersion);
}
}
if (!err) {
err = ccs_ccache_changed (io_ccache, io_cache_collection);
}
return cci_check_error (err);
}
static cc_int32 ccs_ccache_move (ccs_ccache_t io_ccache,
ccs_cache_collection_t io_cache_collection,
k5_ipc_stream in_request_data,
k5_ipc_stream io_reply_data)
{
cc_int32 err = ccNoError;
cci_identifier_t source_identifier = NULL;
if (!io_ccache ) { err = cci_check_error (ccErrBadParam); }
if (!io_cache_collection) { err = cci_check_error (ccErrBadParam); }
if (!in_request_data ) { err = cci_check_error (ccErrBadParam); }
if (!io_reply_data ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
/* Note: message is sent as the destination ccache to avoid */
/* extra work on the server when deleting it the source ccache. */
err = cci_identifier_read (&source_identifier, in_request_data);
}
if (!err) {
err = ccs_ccache_collection_move_ccache (io_cache_collection,
source_identifier,
io_ccache);
}
if (!err) {
err = ccs_ccache_changed (io_ccache, io_cache_collection);
}
cci_identifier_release (source_identifier);
return cci_check_error (err);
}
static cc_int32 ccs_ccache_remove_credentials (ccs_ccache_t io_ccache,
ccs_cache_collection_t io_cache_collection,
k5_ipc_stream in_request_data,
k5_ipc_stream io_reply_data)
{
cc_int32 err = ccNoError;
cci_identifier_t credentials_identifier = NULL;
if (!io_ccache ) { err = cci_check_error (ccErrBadParam); }
if (!io_cache_collection) { err = cci_check_error (ccErrBadParam); }
if (!in_request_data ) { err = cci_check_error (ccErrBadParam); }
if (!io_reply_data ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = cci_identifier_read (&credentials_identifier, in_request_data);
}
if (!err) {
err = ccs_credentials_list_remove (io_ccache->credentials, credentials_identifier);
}
if (!err) {
err = ccs_ccache_changed (io_ccache, io_cache_collection);
}
cci_identifier_release (credentials_identifier);
return cci_check_error (err);
}
static cc_int32 ccs_ccache_store_credentials (ccs_ccache_t io_ccache,
ccs_cache_collection_t io_cache_collection,
k5_ipc_stream in_request_data,
k5_ipc_stream io_reply_data)
{
cc_int32 err = ccNoError;
ccs_credentials_t credentials = NULL;
if (!io_ccache ) { err = cci_check_error (ccErrBadParam); }
if (!io_cache_collection) { err = cci_check_error (ccErrBadParam); }
if (!in_request_data ) { err = cci_check_error (ccErrBadParam); }
if (!io_reply_data ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = ccs_credentials_new (&credentials, in_request_data,
io_ccache->creds_version,
io_ccache->credentials);
}
if (!err) {
err = ccs_ccache_changed (io_ccache, io_cache_collection);
}
return cci_check_error (err);
}
cc_int32 ccs_ccache_notify_default_state_changed (ccs_ccache_t io_ccache,
ccs_cache_collection_t io_cache_collection,
cc_uint32 in_new_default_state)
{
cc_int32 err = ccNoError;
if (!io_ccache ) { err = cci_check_error (ccErrBadParam); }
if (!io_cache_collection) { err = cci_check_error (ccErrBadParam); }
if (!err && in_new_default_state) {
cc_time_t now = time (NULL);
if (io_ccache->last_default_time < now) {
io_ccache->last_default_time = now;
} else {
io_ccache->last_default_time++;
}
}
if (!err) {
err = ccs_ccache_changed (io_ccache, io_cache_collection);
}
return cci_check_error (err);
}
cc_int32 ccs_cache_collection_destroy_ccache (ccs_cache_collection_t io_cache_collection,
cci_identifier_t in_identifier)
{
cc_int32 err = ccNoError;
ccs_ccache_t ccache = NULL;
if (!io_cache_collection) { err = cci_check_error (ccErrBadParam); }
if (!in_identifier ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = ccs_cache_collection_find_ccache (io_cache_collection,
in_identifier,
&ccache);
}
if (!err) {
/* Notify before deletion because after deletion the ccache
* will no longer exist (and won't know about its clients) */
err = ccs_ccache_changed (ccache, io_cache_collection);
}
if (!err) {
err = ccs_ccache_list_remove (io_cache_collection->ccaches,
in_identifier);
}
return cci_check_error (err);
}
static cc_int32 ccs_ccache_set_principal (ccs_ccache_t io_ccache,
ccs_cache_collection_t io_cache_collection,
k5_ipc_stream in_request_data,
k5_ipc_stream io_reply_data)
{
cc_int32 err = ccNoError;
cc_uint32 version = 0;
char *principal = NULL;
if (!io_ccache ) { err = cci_check_error (ccErrBadParam); }
if (!io_cache_collection) { err = cci_check_error (ccErrBadParam); }
if (!in_request_data ) { err = cci_check_error (ccErrBadParam); }
if (!io_reply_data ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
err = k5_ipc_stream_read_uint32 (in_request_data, &version);
}
if (!err) {
err = k5_ipc_stream_read_string (in_request_data, &principal);
}
if (!err) {
/* reset KDC time offsets because they are per-KDC */
if (version == cc_credentials_v4) {
io_ccache->kdc_time_offset_v4 = 0;
io_ccache->kdc_time_offset_v4_valid = 0;
if (io_ccache->v4_principal) { free (io_ccache->v4_principal); }
io_ccache->v4_principal = principal;
principal = NULL; /* take ownership */
} else if (version == cc_credentials_v5) {
io_ccache->kdc_time_offset_v5 = 0;
io_ccache->kdc_time_offset_v5_valid = 0;
if (io_ccache->v5_principal) { free (io_ccache->v5_principal); }
io_ccache->v5_principal = principal;
principal = NULL; /* take ownership */
} else {
err = cci_check_error (ccErrBadCredentialsVersion);
}
}
if (!err) {
io_ccache->creds_version |= version;
err = ccs_ccache_changed (io_ccache, io_cache_collection);
}
k5_ipc_stream_free_string (principal);
return cci_check_error (err);
}
cc_int32 ccs_ccache_reset (ccs_ccache_t io_ccache,
ccs_cache_collection_t io_cache_collection,
cc_uint32 in_creds_version,
const char *in_principal)
{
cc_int32 err = ccNoError;
char *v5_principal = NULL;
ccs_credentials_list_t credentials = NULL;
if (!io_ccache ) { err = cci_check_error (ccErrBadParam); }
if (!io_cache_collection) { err = cci_check_error (ccErrBadParam); }
if (!in_principal ) { err = cci_check_error (ccErrBadParam); }
if (!err) {
io_ccache->creds_version = in_creds_version;
if (io_ccache->creds_version == cc_credentials_v5) {
v5_principal = strdup (in_principal);
if (!v5_principal) { err = cci_check_error (ccErrNoMem); }
} else {
err = cci_check_error (ccErrBadCredentialsVersion);
}
}
if (!err) {
err = ccs_credentials_list_new (&credentials);
}
if (!err) {
io_ccache->kdc_time_offset_v5 = 0;
io_ccache->kdc_time_offset_v5_valid = 0;
if (io_ccache->v5_principal) { free (io_ccache->v5_principal); }
io_ccache->v5_principal = v5_principal;
v5_principal = NULL; /* take ownership */
ccs_credentials_list_release (io_ccache->credentials);
io_ccache->credentials = credentials;
credentials = NULL; /* take ownership */
err = ccs_ccache_changed (io_ccache, io_cache_collection);
}
free (v5_principal);
ccs_credentials_list_release (credentials);
return cci_check_error (err);
}
