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pipewire/pinos/server/protocol-native.c
Wim Taymans 8a6ce3b179 Make AllocParams into POD objects 
Make allocparams into pod objects. This makes it easy to serialize,
copy, create and intersect them.
Add convenience macros for properties
Add helper function to collect object properties.
2017-03-17 11:58:09 +01:00

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/* Pinos
* Copyright (C) 2017 Wim Taymans <wim.taymans@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the
* Free Software Foundation, Inc., 51 Franklin St, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "spa/pod-iter.h"
#include "pinos/client/interfaces.h"
#include "pinos/server/resource.h"
#include "pinos/server/protocol-native.h"
typedef bool (*PinosDemarshalFunc) (void *object, void *data, size_t size);
typedef struct {
SpaPODBuilder b;
PinosConnection *connection;
} Builder;
static uint32_t
write_pod (SpaPODBuilder *b, uint32_t ref, const void *data, uint32_t size)
{
if (ref == -1)
ref = b->offset;
if (b->size <= b->offset) {
b->size = SPA_ROUND_UP_N (b->offset + size, 4096);
b->data = pinos_connection_begin_write (((Builder*)b)->connection, b->size);
}
memcpy (b->data + ref, data, size);
return ref;
}
static void
core_update_map (PinosClient *client)
{
uint32_t diff, base, i;
PinosCore *core = client->core;
const char **uris;
base = client->n_uris;
diff = spa_id_map_get_size (core->uri.map) - base;
if (diff == 0)
return;
uris = alloca (diff * sizeof (char *));
for (i = 0; i < diff; i++, base++)
uris[i] = spa_id_map_get_uri (core->uri.map, base);
pinos_core_notify_update_uris (client->core_resource,
client->n_uris,
diff,
uris);
client->n_uris += diff;
}
static void
core_marshal_info (void *object,
PinosCoreInfo *info)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
uint32_t i, n_items;
core_update_map (resource->client);
n_items = info->props ? info->props->n_items : 0;
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRUCT, &f,
SPA_POD_TYPE_INT, info->id,
SPA_POD_TYPE_LONG, info->change_mask,
SPA_POD_TYPE_STRING, info->user_name,
SPA_POD_TYPE_STRING, info->host_name,
SPA_POD_TYPE_STRING, info->version,
SPA_POD_TYPE_STRING, info->name,
SPA_POD_TYPE_INT, info->cookie,
SPA_POD_TYPE_INT, n_items, 0);
for (i = 0; i < n_items; i++) {
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRING, info->props->items[i].key,
SPA_POD_TYPE_STRING, info->props->items[i].value,
0);
}
spa_pod_builder_add (&b.b, -SPA_POD_TYPE_STRUCT, &f, 0);
pinos_connection_end_write (connection, resource->id, 0, b.b.offset);
}
static void
core_marshal_done (void *object,
uint32_t seq)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, seq);
pinos_connection_end_write (connection, resource->id, 1, b.b.offset);
}
static void
core_marshal_error (void *object,
uint32_t id,
SpaResult res,
const char *error, ...)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
char buffer[128];
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
va_list ap;
core_update_map (resource->client);
va_start (ap, error);
vsnprintf (buffer, sizeof (buffer), error, ap);
va_end (ap);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, id,
SPA_POD_TYPE_INT, res,
SPA_POD_TYPE_STRING, buffer);
pinos_connection_end_write (connection, resource->id, 2, b.b.offset);
}
static void
core_marshal_remove_id (void *object,
uint32_t id)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, id);
pinos_connection_end_write (connection, resource->id, 3, b.b.offset);
}
static void
core_marshal_update_uris (void *object,
uint32_t first_id,
uint32_t n_uris,
const char **uris)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
uint32_t i;
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRUCT, &f,
SPA_POD_TYPE_INT, first_id,
SPA_POD_TYPE_INT, n_uris, 0);
for (i = 0; i < n_uris; i++) {
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRING, uris[i], 0);
}
spa_pod_builder_add (&b.b,
-SPA_POD_TYPE_STRUCT, &f, 0);
pinos_connection_end_write (connection, resource->id, 4, b.b.offset);
}
static bool
core_demarshal_client_update (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaDict props;
SpaPODIter it;
uint32_t i;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it,
SPA_POD_TYPE_INT, &props.n_items,
0))
return false;
props.items = alloca (props.n_items * sizeof (SpaDictItem));
for (i = 0; i < props.n_items; i++) {
if (!spa_pod_iter_get (&it,
SPA_POD_TYPE_STRING, &props.items[i].key,
SPA_POD_TYPE_STRING, &props.items[i].value,
0))
return false;
}
((PinosCoreMethods*)resource->implementation)->client_update (resource, &props);
return true;
}
static bool
core_demarshal_sync (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
uint32_t seq;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it,
SPA_POD_TYPE_INT, &seq,
0))
return false;
((PinosCoreMethods*)resource->implementation)->sync (resource, seq);
return true;
}
static bool
core_demarshal_get_registry (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
int32_t new_id;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it,
SPA_POD_TYPE_INT, &new_id,
0))
return false;
((PinosCoreMethods*)resource->implementation)->get_registry (resource, new_id);
return true;
}
static bool
core_demarshal_create_node (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
uint32_t new_id, i;
const char *factory_name, *name;
SpaDict props;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it,
SPA_POD_TYPE_STRING, &factory_name,
SPA_POD_TYPE_STRING, &name,
SPA_POD_TYPE_INT, &props.n_items,
0))
return false;
props.items = alloca (props.n_items * sizeof (SpaDictItem));
for (i = 0; i < props.n_items; i++) {
if (!spa_pod_iter_get (&it,
SPA_POD_TYPE_STRING, &props.items[i].key,
SPA_POD_TYPE_STRING, &props.items[i].value,
0))
return false;
}
if (!spa_pod_iter_get (&it, SPA_POD_TYPE_INT, &new_id, 0))
return false;
((PinosCoreMethods*)resource->implementation)->create_node (resource,
factory_name,
name,
&props,
new_id);
return true;
}
static bool
core_demarshal_create_client_node (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
uint32_t new_id, i;
const char *name;
SpaDict props;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it,
SPA_POD_TYPE_STRING, &name,
SPA_POD_TYPE_INT, &props.n_items,
0))
return false;
props.items = alloca (props.n_items * sizeof (SpaDictItem));
for (i = 0; i < props.n_items; i++) {
if (!spa_pod_iter_get (&it,
SPA_POD_TYPE_STRING, &props.items[i].key,
SPA_POD_TYPE_STRING, &props.items[i].value,
0))
return false;
}
if (!spa_pod_iter_get (&it, SPA_POD_TYPE_INT, &new_id, 0))
return false;
((PinosCoreMethods*)resource->implementation)->create_client_node (resource,
name,
&props,
new_id);
return true;
}
static bool
core_demarshal_update_uris (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
uint32_t first_id, n_uris;
const char **uris;
int i;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it,
SPA_POD_TYPE_INT, &first_id,
SPA_POD_TYPE_INT, &n_uris,
0))
return false;
uris = alloca (n_uris * sizeof (char *));
for (i = 0; i < n_uris; i++) {
if (!spa_pod_iter_get (&it, SPA_POD_TYPE_STRING, &uris[i], 0))
return false;
}
((PinosCoreMethods*)resource->implementation)->update_uris (resource, first_id, n_uris, uris);
return true;
}
static void
registry_marshal_global (void *object,
uint32_t id,
const char *type)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, id,
SPA_POD_TYPE_STRING, type);
pinos_connection_end_write (connection, resource->id, 0, b.b.offset);
}
static void
registry_marshal_global_remove (void *object,
uint32_t id)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, id);
pinos_connection_end_write (connection, resource->id, 1, b.b.offset);
}
static bool
registry_demarshal_bind (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
uint32_t id, new_id;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it,
SPA_POD_TYPE_INT, &id,
SPA_POD_TYPE_INT, &new_id,
0))
return false;
((PinosRegistryMethods*)resource->implementation)->bind (resource, id, new_id);
return true;
}
static void
module_marshal_info (void *object,
PinosModuleInfo *info)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
uint32_t i, n_items;
core_update_map (resource->client);
n_items = info->props ? info->props->n_items : 0;
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRUCT, &f,
SPA_POD_TYPE_INT, info->id,
SPA_POD_TYPE_LONG, info->change_mask,
SPA_POD_TYPE_STRING, info->name,
SPA_POD_TYPE_STRING, info->filename,
SPA_POD_TYPE_STRING, info->args,
SPA_POD_TYPE_INT, n_items, 0);
for (i = 0; i < n_items; i++) {
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRING, info->props->items[i].key,
SPA_POD_TYPE_STRING, info->props->items[i].value,
0);
}
spa_pod_builder_add (&b.b, -SPA_POD_TYPE_STRUCT, &f, 0);
pinos_connection_end_write (connection, resource->id, 0, b.b.offset);
}
static void
node_marshal_info (void *object,
PinosNodeInfo *info)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
uint32_t i, n_items;
core_update_map (resource->client);
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRUCT, &f,
SPA_POD_TYPE_INT, info->id,
SPA_POD_TYPE_LONG, info->change_mask,
SPA_POD_TYPE_STRING, info->name,
SPA_POD_TYPE_INT, info->max_inputs,
SPA_POD_TYPE_INT, info->n_inputs,
SPA_POD_TYPE_INT, info->n_input_formats, 0);
for (i = 0; i < info->n_input_formats; i++)
spa_pod_builder_add (&b.b, SPA_POD_TYPE_POD, info->input_formats[i], 0);
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_INT, info->max_outputs,
SPA_POD_TYPE_INT, info->n_outputs,
SPA_POD_TYPE_INT, info->n_output_formats, 0);
for (i = 0; i < info->n_output_formats; i++)
spa_pod_builder_add (&b.b, SPA_POD_TYPE_POD, info->output_formats[i], 0);
n_items = info->props ? info->props->n_items : 0;
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_INT, info->state,
SPA_POD_TYPE_STRING, info->error,
SPA_POD_TYPE_INT, n_items, 0);
for (i = 0; i < n_items; i++) {
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRING, info->props->items[i].key,
SPA_POD_TYPE_STRING, info->props->items[i].value, 0);
}
spa_pod_builder_add (&b.b, -SPA_POD_TYPE_STRUCT, &f, 0);
pinos_connection_end_write (connection, resource->id, 0, b.b.offset);
}
static void
client_marshal_info (void *object,
PinosClientInfo *info)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
uint32_t i, n_items;
core_update_map (resource->client);
n_items = info->props ? info->props->n_items : 0;
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRUCT, &f,
SPA_POD_TYPE_INT, info->id,
SPA_POD_TYPE_LONG, info->change_mask,
SPA_POD_TYPE_INT, n_items, 0);
for (i = 0; i < n_items; i++) {
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRING, info->props->items[i].key,
SPA_POD_TYPE_STRING, info->props->items[i].value, 0);
}
spa_pod_builder_add (&b.b, -SPA_POD_TYPE_STRUCT, &f, 0);
pinos_connection_end_write (connection, resource->id, 0, b.b.offset);
}
static void
client_node_marshal_done (void *object,
int datafd)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, pinos_connection_add_fd (connection, datafd));
pinos_connection_end_write (connection, resource->id, 0, b.b.offset);
}
static void
client_node_marshal_event (void *object,
const SpaNodeEvent *event)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_POD, event);
pinos_connection_end_write (connection, resource->id, 1, b.b.offset);
}
static void
client_node_marshal_add_port (void *object,
uint32_t seq,
SpaDirection direction,
uint32_t port_id)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, seq,
SPA_POD_TYPE_INT, direction,
SPA_POD_TYPE_INT, port_id);
pinos_connection_end_write (connection, resource->id, 2, b.b.offset);
}
static void
client_node_marshal_remove_port (void *object,
uint32_t seq,
SpaDirection direction,
uint32_t port_id)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, seq,
SPA_POD_TYPE_INT, direction,
SPA_POD_TYPE_INT, port_id);
pinos_connection_end_write (connection, resource->id, 3, b.b.offset);
}
static void
client_node_marshal_set_format (void *object,
uint32_t seq,
SpaDirection direction,
uint32_t port_id,
SpaPortFormatFlags flags,
const SpaFormat *format)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRUCT, &f,
SPA_POD_TYPE_INT, seq,
SPA_POD_TYPE_INT, direction,
SPA_POD_TYPE_INT, port_id,
SPA_POD_TYPE_INT, flags,
SPA_POD_TYPE_INT, format ? 1 : 0, 0);
if (format)
spa_pod_builder_add (&b.b, SPA_POD_TYPE_POD, format, 0);
spa_pod_builder_add (&b.b, -SPA_POD_TYPE_STRUCT, &f, 0);
pinos_connection_end_write (connection, resource->id, 4, b.b.offset);
}
static void
client_node_marshal_set_property (void *object,
uint32_t seq,
uint32_t id,
uint32_t size,
const void *value)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, seq,
SPA_POD_TYPE_INT, id,
SPA_POD_TYPE_BYTES, value, size);
pinos_connection_end_write (connection, resource->id, 5, b.b.offset);
}
static void
client_node_marshal_add_mem (void *object,
SpaDirection direction,
uint32_t port_id,
uint32_t mem_id,
SpaDataType type,
int memfd,
uint32_t flags,
uint32_t offset,
uint32_t size)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, direction,
SPA_POD_TYPE_INT, port_id,
SPA_POD_TYPE_INT, mem_id,
SPA_POD_TYPE_INT, type,
SPA_POD_TYPE_INT, pinos_connection_add_fd (connection, memfd),
SPA_POD_TYPE_INT, flags,
SPA_POD_TYPE_INT, offset,
SPA_POD_TYPE_INT, size);
pinos_connection_end_write (connection, resource->id, 6, b.b.offset);
}
static void
client_node_marshal_use_buffers (void *object,
uint32_t seq,
SpaDirection direction,
uint32_t port_id,
uint32_t n_buffers,
PinosClientNodeBuffer *buffers)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
uint32_t i, j;
core_update_map (resource->client);
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_STRUCT, &f,
SPA_POD_TYPE_INT, seq,
SPA_POD_TYPE_INT, direction,
SPA_POD_TYPE_INT, port_id,
SPA_POD_TYPE_INT, n_buffers, 0);
for (i = 0; i < n_buffers; i++) {
SpaBuffer *buf = buffers[i].buffer;
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_INT, buffers[i].mem_id,
SPA_POD_TYPE_INT, buffers[i].offset,
SPA_POD_TYPE_INT, buffers[i].size,
SPA_POD_TYPE_INT, buf->id,
SPA_POD_TYPE_INT, buf->n_metas, 0);
for (j = 0; j < buf->n_metas; j++) {
SpaMeta *m = &buf->metas[j];
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_INT, m->type,
SPA_POD_TYPE_INT, m->size, 0);
}
spa_pod_builder_add (&b.b, SPA_POD_TYPE_INT, buf->n_datas, 0);
for (j = 0; j < buf->n_datas; j++) {
SpaData *d = &buf->datas[j];
spa_pod_builder_add (&b.b,
SPA_POD_TYPE_INT, d->type,
SPA_POD_TYPE_INT, SPA_PTR_TO_UINT32 (d->data),
SPA_POD_TYPE_INT, d->flags,
SPA_POD_TYPE_INT, d->mapoffset,
SPA_POD_TYPE_INT, d->maxsize, 0);
}
}
spa_pod_builder_add (&b.b, -SPA_POD_TYPE_STRUCT, &f, 0);
pinos_connection_end_write (connection, resource->id, 7, b.b.offset);
}
static void
client_node_marshal_node_command (void *object,
uint32_t seq,
const SpaNodeCommand *command)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, seq,
SPA_POD_TYPE_POD, command);
pinos_connection_end_write (connection, resource->id, 8, b.b.offset);
}
static void
client_node_marshal_port_command (void *object,
uint32_t port_id,
const SpaNodeCommand *command)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, port_id,
SPA_POD_TYPE_POD, command);
pinos_connection_end_write (connection, resource->id, 9, b.b.offset);
}
static void
client_node_marshal_transport (void *object,
int memfd,
uint32_t offset,
uint32_t size)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, pinos_connection_add_fd (connection, memfd),
SPA_POD_TYPE_INT, offset,
SPA_POD_TYPE_INT, size);
pinos_connection_end_write (connection, resource->id, 10, b.b.offset);
}
static bool
client_node_demarshal_update (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
uint32_t change_mask, max_input_ports, max_output_ports, have_props;
const SpaProps *props = NULL;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it,
SPA_POD_TYPE_INT, &change_mask,
SPA_POD_TYPE_INT, &max_input_ports,
SPA_POD_TYPE_INT, &max_output_ports,
SPA_POD_TYPE_INT, &have_props,
0))
return false;
if (have_props && !spa_pod_iter_get (&it, SPA_POD_TYPE_OBJECT, &props, 0))
return false;
((PinosClientNodeMethods*)resource->implementation)->update (resource, change_mask, max_input_ports, max_output_ports, props);
return true;
}
static bool
client_node_demarshal_port_update (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
uint32_t i, t, direction, port_id, change_mask, n_possible_formats;
const SpaProps *props = NULL;
const SpaFormat **possible_formats = NULL, *format = NULL;
SpaPortInfo info, *infop = NULL;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it,
SPA_POD_TYPE_INT, &direction,
SPA_POD_TYPE_INT, &port_id,
SPA_POD_TYPE_INT, &change_mask,
SPA_POD_TYPE_INT, &n_possible_formats,
0))
return false;
possible_formats = alloca (n_possible_formats * sizeof (SpaFormat*));
for (i = 0; i < n_possible_formats; i++)
if (!spa_pod_iter_get (&it,SPA_POD_TYPE_OBJECT, &possible_formats[i], 0))
return false;
if (!spa_pod_iter_get (&it, SPA_POD_TYPE_INT, &t, 0) ||
(t && !spa_pod_iter_get (&it, SPA_POD_TYPE_OBJECT, &format, 0)))
return false;
if (!spa_pod_iter_get (&it, SPA_POD_TYPE_INT, &t, 0) ||
(t && !spa_pod_iter_get (&it, SPA_POD_TYPE_OBJECT, &props, 0)))
return false;
if (!spa_pod_iter_get (&it, SPA_POD_TYPE_INT, &t, 0))
return false;
if (t) {
SpaDict dict;
infop = &info;
if (!spa_pod_iter_get (&it,
SPA_POD_TYPE_INT, &info.flags,
SPA_POD_TYPE_LONG, &info.maxbuffering,
SPA_POD_TYPE_LONG, &info.latency,
SPA_POD_TYPE_INT, &info.n_params,
0))
return false;
info.params = alloca (info.n_params * sizeof (SpaAllocParam *));
for (i = 0; i < info.n_params; i++)
if (!spa_pod_iter_get (&it, SPA_POD_TYPE_OBJECT, &info.params[i], 0))
return false;
if (!spa_pod_iter_get (&it, SPA_POD_TYPE_INT, &dict.n_items, 0))
return false;
info.extra = &dict;
dict.items = alloca (dict.n_items * sizeof (SpaDictItem));
for (i = 0; i < dict.n_items; i++) {
if (!spa_pod_iter_get (&it,
SPA_POD_TYPE_STRING, &dict.items[i].key,
SPA_POD_TYPE_STRING, &dict.items[i].value,
0))
return false;
}
}
((PinosClientNodeMethods*)resource->implementation)->port_update (resource,
direction,
port_id,
change_mask,
n_possible_formats,
possible_formats,
format,
props,
infop);
return true;
}
static bool
client_node_demarshal_state_change (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
uint32_t state;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it, SPA_POD_TYPE_INT, &state, 0))
return false;
((PinosClientNodeMethods*)resource->implementation)->state_change (resource, state);
return true;
}
static bool
client_node_demarshal_event (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
SpaNodeEvent *event;
if (!spa_pod_iter_struct (&it, data, size) ||
!spa_pod_iter_get (&it, SPA_POD_TYPE_OBJECT, &event, 0))
return false;
((PinosClientNodeMethods*)resource->implementation)->event (resource, event);
return true;
}
static bool
client_node_demarshal_destroy (void *object,
void *data,
size_t size)
{
PinosResource *resource = object;
SpaPODIter it;
if (!spa_pod_iter_struct (&it, data, size))
return false;
((PinosClientNodeMethods*)resource->implementation)->destroy (resource);
return true;
}
static void
link_marshal_info (void *object,
PinosLinkInfo *info)
{
PinosResource *resource = object;
PinosConnection *connection = resource->client->protocol_private;
Builder b = { { NULL, 0, 0, NULL, write_pod }, connection };
SpaPODFrame f;
core_update_map (resource->client);
spa_pod_builder_struct (&b.b, &f,
SPA_POD_TYPE_INT, info->id,
SPA_POD_TYPE_LONG, info->change_mask,
SPA_POD_TYPE_INT, info->output_node_id,
SPA_POD_TYPE_INT, info->output_port_id,
SPA_POD_TYPE_INT, info->input_node_id,
SPA_POD_TYPE_INT, info->input_port_id);
pinos_connection_end_write (connection, resource->id, 0, b.b.offset);
}
static const PinosDemarshalFunc pinos_protocol_native_server_core_demarshal[] = {
&core_demarshal_client_update,
&core_demarshal_sync,
&core_demarshal_get_registry,
&core_demarshal_create_node,
&core_demarshal_create_client_node,
&core_demarshal_update_uris
};
static const PinosCoreEvents pinos_protocol_native_server_core_events = {
&core_marshal_info,
&core_marshal_done,
&core_marshal_error,
&core_marshal_remove_id,
&core_marshal_update_uris
};
const PinosInterface pinos_protocol_native_server_core_interface = {
6, pinos_protocol_native_server_core_demarshal,
5, &pinos_protocol_native_server_core_events,
};
static const PinosDemarshalFunc pinos_protocol_native_server_registry_demarshal[] = {
&registry_demarshal_bind,
};
static const PinosRegistryEvents pinos_protocol_native_server_registry_events = {
&registry_marshal_global,
&registry_marshal_global_remove,
};
const PinosInterface pinos_protocol_native_server_registry_interface = {
1, pinos_protocol_native_server_registry_demarshal,
2, &pinos_protocol_native_server_registry_events,
};
static const PinosModuleEvents pinos_protocol_native_server_module_events = {
&module_marshal_info,
};
const PinosInterface pinos_protocol_native_server_module_interface = {
0, NULL,
1, &pinos_protocol_native_server_module_events,
};
static const PinosNodeEvents pinos_protocol_native_server_node_events = {
&node_marshal_info,
};
const PinosInterface pinos_protocol_native_server_node_interface = {
0, NULL,
1, &pinos_protocol_native_server_node_events,
};
static const PinosClientEvents pinos_protocol_native_server_client_events = {
&client_marshal_info,
};
const PinosInterface pinos_protocol_native_server_client_interface = {
0, NULL,
2, &pinos_protocol_native_server_client_events,
};
static const PinosDemarshalFunc pinos_protocol_native_server_client_node_demarshal[] = {
&client_node_demarshal_update,
&client_node_demarshal_port_update,
&client_node_demarshal_state_change,
&client_node_demarshal_event,
&client_node_demarshal_destroy,
};
static const PinosClientNodeEvents pinos_protocol_native_server_client_node_events = {
&client_node_marshal_done,
&client_node_marshal_event,
&client_node_marshal_add_port,
&client_node_marshal_remove_port,
&client_node_marshal_set_format,
&client_node_marshal_set_property,
&client_node_marshal_add_mem,
&client_node_marshal_use_buffers,
&client_node_marshal_node_command,
&client_node_marshal_port_command,
&client_node_marshal_transport,
};
const PinosInterface pinos_protocol_native_server_client_node_interface = {
5, &pinos_protocol_native_server_client_node_demarshal,
11, &pinos_protocol_native_server_client_node_events,
};
static const PinosLinkEvents pinos_protocol_native_server_link_events = {
&link_marshal_info,
};
const PinosInterface pinos_protocol_native_server_link_interface = {
0, NULL,
1, &pinos_protocol_native_server_link_events,
};
bool
pinos_protocol_native_server_setup (PinosResource *resource)
{
const PinosInterface *iface;
if (resource->type == resource->core->uri.core) {
iface = &pinos_protocol_native_server_core_interface;
}
else if (resource->type == resource->core->uri.registry) {
iface = &pinos_protocol_native_server_registry_interface;
}
else if (resource->type == resource->core->uri.module) {
iface = &pinos_protocol_native_server_module_interface;
}
else if (resource->type == resource->core->uri.node) {
iface = &pinos_protocol_native_server_node_interface;
}
else if (resource->type == resource->core->uri.client) {
iface = &pinos_protocol_native_server_client_interface;
}
else if (resource->type == resource->core->uri.client_node) {
iface = &pinos_protocol_native_server_client_node_interface;
}
else if (resource->type == resource->core->uri.link) {
iface = &pinos_protocol_native_server_link_interface;
} else
return false;
resource->iface = iface;
return true;
}
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