gboolean
_ostree_static_delta_part_execute (OstreeRepo *repo,
GVariant *objects,
GVariant *part,
gboolean stats_only,
OstreeDeltaExecuteStats *stats,
GCancellable *cancellable,
GError **error)
{
gboolean ret = FALSE;
guint8 *checksums_data;
g_autoptr(GVariant) mode_dict = NULL;
g_autoptr(GVariant) xattr_dict = NULL;
g_autoptr(GVariant) payload = NULL;
g_autoptr(GVariant) ops = NULL;
StaticDeltaExecutionState statedata = { 0, };
StaticDeltaExecutionState *state = &statedata;
guint n_executed = 0;
static_delta_execution_state_init (&statedata);
state->repo = repo;
state->async_error = error;
state->stats_only = stats_only;
if (!_ostree_static_delta_parse_checksum_array (objects,
&checksums_data,
&state->n_checksums,
error))
goto out;
/* Skip processing for empty delta part */
if (state->n_checksums == 0)
{
ret = TRUE;
goto out;
}
state->checksums = checksums_data;
g_variant_get (part, "(@a(uuu)@aa(ayay)@ay@ay)",
&mode_dict,
&xattr_dict,
&payload, &ops);
state->mode_dict = mode_dict;
state->xattr_dict = xattr_dict;
state->payload_data = g_variant_get_data (payload);
state->payload_size = g_variant_get_size (payload);
state->oplen = g_variant_n_children (ops);
state->opdata = g_variant_get_data (ops);
while (state->oplen > 0)
{
guint8 opcode;
opcode = state->opdata[0];
state->oplen--;
state->opdata++;
switch (opcode)
{
case OSTREE_STATIC_DELTA_OP_OPEN_SPLICE_AND_CLOSE:
if (!dispatch_open_splice_and_close (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_OPEN:
if (!dispatch_open (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_WRITE:
if (!dispatch_write (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_SET_READ_SOURCE:
if (!dispatch_set_read_source (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_UNSET_READ_SOURCE:
if (!dispatch_unset_read_source (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_CLOSE:
if (!dispatch_close (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_BSPATCH:
if (!dispatch_bspatch (repo, state, cancellable, error))
goto out;
break;
default:
g_set_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
"Unknown opcode %u at offset %u", opcode, n_executed);
goto out;
}
n_executed++;
if (stats)
stats->n_ops_executed[delta_opcode_index(opcode)]++;
}
if (state->caught_error)
goto out;
ret = TRUE;
out:
g_clear_pointer (&state->content_checksum, g_checksum_free);
return ret;
}
gboolean
_ostree_static_delta_part_execute_raw (OstreeRepo *repo,
GVariant *objects,
GVariant *part,
GCancellable *cancellable,
GError **error)
{
gboolean ret = FALSE;
guint8 *checksums_data;
gs_unref_variant GVariant *checksums = NULL;
gs_unref_variant GVariant *mode_dict = NULL;
gs_unref_variant GVariant *xattr_dict = NULL;
gs_unref_variant GVariant *payload = NULL;
gs_unref_variant GVariant *ops = NULL;
StaticDeltaExecutionState statedata = { 0, };
StaticDeltaExecutionState *state = &statedata;
guint n_executed = 0;
state->repo = repo;
state->async_error = error;
if (!_ostree_static_delta_parse_checksum_array (objects,
&checksums_data,
&state->n_checksums,
error))
goto out;
state->checksums = checksums_data;
g_assert (state->n_checksums > 0);
g_variant_get (part, "(@a(uuu)@aa(ayay)@ay@ay)",
&mode_dict,
&xattr_dict,
&payload, &ops);
state->mode_dict = mode_dict;
state->xattr_dict = xattr_dict;
state->payload_data = g_variant_get_data (payload);
state->payload_size = g_variant_get_size (payload);
state->oplen = g_variant_n_children (ops);
state->opdata = g_variant_get_data (ops);
while (state->oplen > 0)
{
guint8 opcode;
opcode = state->opdata[0];
state->oplen--;
state->opdata++;
switch (opcode)
{
case OSTREE_STATIC_DELTA_OP_OPEN_SPLICE_AND_CLOSE:
if (!dispatch_open_splice_and_close (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_OPEN:
if (!dispatch_open (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_WRITE:
if (!dispatch_write (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_SET_READ_SOURCE:
if (!dispatch_set_read_source (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_UNSET_READ_SOURCE:
if (!dispatch_unset_read_source (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_CLOSE:
if (!dispatch_close (repo, state, cancellable, error))
goto out;
break;
case OSTREE_STATIC_DELTA_OP_BSPATCH:
if (!dispatch_bspatch (repo, state, cancellable, error))
goto out;
break;
default:
g_set_error (error, G_IO_ERROR, G_IO_ERROR_INVALID_ARGUMENT,
"Unknown opcode %u at offset %u", opcode, n_executed);
goto out;
}
n_executed++;
}
if (state->caught_error)
goto out;
ret = TRUE;
out:
return ret;
}
