Add versions to structures

Use versions instead of size
Remove user_data from callbacks, we can simply pass the callback struct.
This commit is contained in:
Wim Taymans 2017-06-14 18:32:39 +02:00
parent 4a219e81dd
commit c3b73ba47d
45 changed files with 344 additions and 303 deletions

View file

@ -91,8 +91,7 @@ struct impl {
uint8_t props_buffer[512];
struct props props;
struct spa_node_callbacks callbacks;
void *user_data;
const struct spa_node_callbacks *callbacks;
struct spa_source timer_source;
struct itimerspec timerspec;
@ -183,7 +182,7 @@ static int impl_node_set_props(struct spa_node *node, const struct spa_props *pr
static void set_timer(struct impl *this, bool enabled)
{
if (this->callbacks.need_input || this->props.live) {
if ((this->callbacks && this->callbacks->need_input) || this->props.live) {
if (enabled) {
if (this->props.live) {
uint64_t next_time = this->start_time + this->elapsed_time;
@ -205,7 +204,7 @@ static inline void read_timer(struct impl *this)
{
uint64_t expirations;
if (this->callbacks.need_input || this->props.live) {
if ((this->callbacks && this->callbacks->need_input) || this->props.live) {
if (read(this->timer_source.fd, &expirations, sizeof(uint64_t)) < sizeof(uint64_t))
perror("read timerfd");
}
@ -225,8 +224,8 @@ static int consume_buffer(struct impl *this)
if (spa_list_is_empty(&this->ready)) {
io->status = SPA_RESULT_NEED_BUFFER;
if (this->callbacks.need_input)
this->callbacks.need_input(&this->node, this->user_data);
if (this->callbacks->need_input)
this->callbacks->need_input(this->callbacks, &this->node);
}
if (spa_list_is_empty(&this->ready)) {
spa_log_error(this->log, NAME " %p: no buffers", this);
@ -321,9 +320,7 @@ static int impl_node_send_command(struct spa_node *node, struct spa_command *com
static int
impl_node_set_callbacks(struct spa_node *node,
const struct spa_node_callbacks *callbacks,
size_t callbacks_size,
void *user_data)
const struct spa_node_callbacks *callbacks)
{
struct impl *this;
@ -331,12 +328,11 @@ impl_node_set_callbacks(struct spa_node *node,
this = SPA_CONTAINER_OF(node, struct impl, node);
if (this->data_loop == NULL && callbacks->need_input != NULL) {
if (this->data_loop == NULL && callbacks != NULL && callbacks->need_input != NULL) {
spa_log_error(this->log, "a data_loop is needed for async operation");
return SPA_RESULT_ERROR;
}
this->callbacks = *callbacks;
this->user_data = user_data;
this->callbacks = callbacks;
return SPA_RESULT_OK;
}
@ -675,7 +671,7 @@ static int impl_node_process_input(struct spa_node *node)
input->buffer_id = SPA_ID_INVALID;
input->status = SPA_RESULT_OK;
}
if (this->callbacks.need_input == NULL)
if (this->callbacks == NULL || this->callbacks->need_input == NULL)
return consume_buffer(this);
else
return SPA_RESULT_OK;
@ -687,7 +683,7 @@ static int impl_node_process_output(struct spa_node *node)
}
static const struct spa_node impl_node = {
sizeof(struct spa_node),
SPA_VERSION_NODE,
NULL,
impl_node_get_props,
impl_node_set_props,
@ -748,7 +744,7 @@ impl_clock_get_time(struct spa_clock *clock,
}
static const struct spa_clock impl_clock = {
sizeof(struct spa_clock),
SPA_VERSION_CLOCK,
NULL,
SPA_CLOCK_STATE_STOPPED,
impl_clock_get_props,
@ -874,6 +870,7 @@ impl_enum_interface_info(const struct spa_handle_factory *factory,
}
const struct spa_handle_factory spa_fakesink_factory = {
SPA_VERSION_HANDLE_FACTORY,
NAME,
NULL,
sizeof(struct impl),

View file

@ -94,8 +94,7 @@ struct impl {
uint8_t props_buffer[512];
struct props props;
struct spa_node_callbacks callbacks;
void *user_data;
const struct spa_node_callbacks *callbacks;
struct spa_source timer_source;
struct itimerspec timerspec;
@ -199,7 +198,7 @@ static int fill_buffer(struct impl *this, struct buffer *b)
static void set_timer(struct impl *this, bool enabled)
{
if (this->callbacks.have_output || this->props.live) {
if ((this->callbacks && this->callbacks->have_output) || this->props.live) {
if (enabled) {
if (this->props.live) {
uint64_t next_time = this->start_time + this->elapsed_time;
@ -221,7 +220,7 @@ static inline void read_timer(struct impl *this)
{
uint64_t expirations;
if (this->callbacks.have_output || this->props.live) {
if ((this->callbacks && this->callbacks->have_output) || this->props.live) {
if (read(this->timer_source.fd, &expirations, sizeof(uint64_t)) < sizeof(uint64_t))
perror("read timerfd");
}
@ -278,8 +277,8 @@ static void on_output(struct spa_source *source)
res = make_buffer(this);
if (res == SPA_RESULT_HAVE_BUFFER && this->callbacks.have_output)
this->callbacks.have_output(&this->node, this->user_data);
if (res == SPA_RESULT_HAVE_BUFFER && this->callbacks && this->callbacks->have_output)
this->callbacks->have_output(this->callbacks, &this->node);
}
static int impl_node_send_command(struct spa_node *node, struct spa_command *command)
@ -333,9 +332,7 @@ static int impl_node_send_command(struct spa_node *node, struct spa_command *com
static int
impl_node_set_callbacks(struct spa_node *node,
const struct spa_node_callbacks *callbacks,
size_t callbacks_size,
void *user_data)
const struct spa_node_callbacks *callbacks)
{
struct impl *this;
@ -343,12 +340,11 @@ impl_node_set_callbacks(struct spa_node *node,
this = SPA_CONTAINER_OF(node, struct impl, node);
if (this->data_loop == NULL && callbacks->have_output != NULL) {
if (this->data_loop == NULL && (callbacks != NULL && callbacks->have_output != NULL)) {
spa_log_error(this->log, "a data_loop is needed for async operation");
return SPA_RESULT_ERROR;
}
this->callbacks = *callbacks;
this->user_data = user_data;
this->callbacks = callbacks;
return SPA_RESULT_OK;
}
@ -717,14 +713,15 @@ static int impl_node_process_output(struct spa_node *node)
this->io->buffer_id = SPA_ID_INVALID;
}
if (this->callbacks.have_output == NULL && (io->status == SPA_RESULT_NEED_BUFFER))
if ((this->callbacks == NULL || this->callbacks->have_output == NULL) &&
(io->status == SPA_RESULT_NEED_BUFFER))
return make_buffer(this);
else
return SPA_RESULT_OK;
}
static const struct spa_node impl_node = {
sizeof(struct spa_node),
SPA_VERSION_NODE,
NULL,
impl_node_get_props,
impl_node_set_props,
@ -785,7 +782,7 @@ impl_clock_get_time(struct spa_clock *clock,
}
static const struct spa_clock impl_clock = {
sizeof(struct spa_clock),
SPA_VERSION_CLOCK,
NULL,
SPA_CLOCK_STATE_STOPPED,
impl_clock_get_props,
@ -911,6 +908,7 @@ impl_enum_interface_info(const struct spa_handle_factory *factory,
}
const struct spa_handle_factory spa_fakesrc_factory = {
SPA_VERSION_HANDLE_FACTORY,
NAME,
NULL,
sizeof(struct impl),