protocol-native: improve demarshal

Add flags to demarshal functions and check remap and write access
in just one place.
This commit is contained in:
Wim Taymans 2017-08-01 20:11:38 +02:00
parent 4f08dbcd24
commit e24c934a1b
4 changed files with 109 additions and 94 deletions

View file

@ -29,12 +29,6 @@
#include "extensions/protocol-native.h"
#include "extensions/client-node.h"
/** \cond */
typedef bool(*demarshal_func_t) (void *object, void *data, size_t size);
/** \endcond */
static void
client_node_marshal_done(void *object, int seq, int res)
{
@ -169,7 +163,6 @@ static bool client_node_demarshal_event_event(void *object, void *data, size_t s
const struct spa_event *event;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &proxy->remote->types) ||
!spa_pod_iter_get(&it, SPA_POD_TYPE_OBJECT, &event, 0))
return false;
@ -217,7 +210,6 @@ static bool client_node_demarshal_set_format(void *object, void *data, size_t si
const struct spa_format *format = NULL;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &proxy->remote->types) ||
!spa_pod_iter_get(&it,
SPA_POD_TYPE_INT, &seq,
SPA_POD_TYPE_INT, &direction,
@ -239,7 +231,6 @@ static bool client_node_demarshal_set_param(void *object, void *data, size_t siz
const struct spa_param *param = NULL;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &proxy->remote->types) ||
!spa_pod_iter_get(&it,
SPA_POD_TYPE_INT, &seq,
SPA_POD_TYPE_INT, &direction,
@ -259,7 +250,6 @@ static bool client_node_demarshal_add_mem(void *object, void *data, size_t size)
int memfd;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &proxy->remote->types) ||
!spa_pod_iter_get(&it,
SPA_POD_TYPE_INT, &direction,
SPA_POD_TYPE_INT, &port_id,
@ -289,7 +279,6 @@ static bool client_node_demarshal_use_buffers(void *object, void *data, size_t s
int i, j;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &proxy->remote->types) ||
!spa_pod_iter_get(&it,
SPA_POD_TYPE_INT, &seq,
SPA_POD_TYPE_INT, &direction,
@ -350,7 +339,6 @@ static bool client_node_demarshal_node_command(void *object, void *data, size_t
uint32_t seq;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &proxy->remote->types) ||
!spa_pod_iter_get(&it, SPA_POD_TYPE_INT, &seq, SPA_POD_TYPE_OBJECT, &command, 0))
return false;
@ -366,7 +354,6 @@ static bool client_node_demarshal_port_command(void *object, void *data, size_t
uint32_t direction, port_id;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &proxy->remote->types) ||
!spa_pod_iter_get(&it,
SPA_POD_TYPE_INT, &direction,
SPA_POD_TYPE_INT, &port_id,
@ -671,7 +658,6 @@ static bool client_node_demarshal_update(void *object, void *data, size_t size)
const struct spa_props *props;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &resource->client->types) ||
!spa_pod_iter_get(&it,
SPA_POD_TYPE_INT, &change_mask,
SPA_POD_TYPE_INT, &max_input_ports,
@ -696,7 +682,6 @@ static bool client_node_demarshal_port_update(void *object, void *data, size_t s
struct spa_pod *ipod;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &resource->client->types) ||
!spa_pod_iter_get(&it,
SPA_POD_TYPE_INT, &direction,
SPA_POD_TYPE_INT, &port_id,
@ -749,7 +734,6 @@ static bool client_node_demarshal_event_method(void *object, void *data, size_t
struct spa_event *event;
if (!spa_pod_iter_struct(&it, data, size) ||
!pw_pod_remap_data(SPA_POD_TYPE_STRUCT, data, size, &resource->client->types) ||
!spa_pod_iter_get(&it, SPA_POD_TYPE_OBJECT, &event, 0))
return false;
@ -778,12 +762,12 @@ static const struct pw_client_node_methods pw_protocol_native_client_node_method
&client_node_marshal_destroy
};
static const demarshal_func_t pw_protocol_native_client_node_method_demarshal[] = {
&client_node_demarshal_done,
&client_node_demarshal_update,
&client_node_demarshal_port_update,
&client_node_demarshal_event_method,
&client_node_demarshal_destroy,
static const struct pw_protocol_native_demarshal pw_protocol_native_client_node_method_demarshal[] = {
{ &client_node_demarshal_done, 0 },
{ &client_node_demarshal_update, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_port_update, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_event_method, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_destroy, 0 },
};
static const struct pw_client_node_events pw_protocol_native_client_node_event_marshal = {
@ -801,18 +785,18 @@ static const struct pw_client_node_events pw_protocol_native_client_node_event_m
&client_node_marshal_port_command,
};
static const demarshal_func_t pw_protocol_native_client_node_event_demarshal[] = {
&client_node_demarshal_transport,
&client_node_demarshal_set_props,
&client_node_demarshal_event_event,
&client_node_demarshal_add_port,
&client_node_demarshal_remove_port,
&client_node_demarshal_set_format,
&client_node_demarshal_set_param,
&client_node_demarshal_add_mem,
&client_node_demarshal_use_buffers,
&client_node_demarshal_node_command,
&client_node_demarshal_port_command,
static const struct pw_protocol_native_demarshal pw_protocol_native_client_node_event_demarshal[] = {
{ &client_node_demarshal_transport, 0 },
{ &client_node_demarshal_set_props, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_event_event, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_add_port, 0 },
{ &client_node_demarshal_remove_port, 0 },
{ &client_node_demarshal_set_format, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_set_param, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_add_mem, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_use_buffers, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_node_command, PW_PROTOCOL_NATIVE_REMAP },
{ &client_node_demarshal_port_command, PW_PROTOCOL_NATIVE_REMAP },
};
const struct pw_protocol_marshal pw_protocol_native_client_node_marshal = {