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Implement protocol extensions

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Add hooks that contain protocol specific interfaces that can be used
to extend the protocol. This makes it possible to add new interfaces
to the protocol and implement the protocol specific data transport.
Move these protocol specific extension to the extensions directory.
This commit is contained in:
Wim Taymans 2017-07-12 18:04:00 +02:00
parent 267547c884
commit 465f12241e
43 changed files with 661 additions and 471 deletions
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54
src/modules/module-protocol-native/connection.c
View file

@ -53,7 +53,7 @@ struct buffer {
};
struct impl {
struct pw_connection this;
struct pw_protocol_native_connection this;
struct buffer in, out;
@ -70,9 +70,9 @@ struct impl {
* \param index the index of the fd to get
* \return the fd at \a index or -1 when no such fd exists
*
* \memberof pw_connection
* \memberof pw_protocol_native_connection
*/
int pw_connection_get_fd(struct pw_connection *conn, uint32_t index)
int pw_protocol_native_connection_get_fd(struct pw_protocol_native_connection *conn, uint32_t index)
{
struct impl *impl = SPA_CONTAINER_OF(conn, struct impl, this);
@ -88,9 +88,9 @@ int pw_connection_get_fd(struct pw_connection *conn, uint32_t index)
* \param fd the fd to add
* \return the index of the fd or -1 when an error occured
*
* \memberof pw_connection
* \memberof pw_protocol_native_connection
*/
uint32_t pw_connection_add_fd(struct pw_connection *conn, int fd)
uint32_t pw_protocol_native_connection_add_fd(struct pw_protocol_native_connection *conn, int fd)
{
struct impl *impl = SPA_CONTAINER_OF(conn, struct impl, this);
uint32_t index, i;
@ -112,7 +112,7 @@ uint32_t pw_connection_add_fd(struct pw_connection *conn, int fd)
return index;
}
static void *connection_ensure_size(struct pw_connection *conn, struct buffer *buf, size_t size)
static void *connection_ensure_size(struct pw_protocol_native_connection *conn, struct buffer *buf, size_t size)
{
if (buf->buffer_size + size > buf->buffer_maxsize) {
buf->buffer_maxsize = SPA_ROUND_UP_N(buf->buffer_size + size, MAX_BUFFER_SIZE);
@ -124,7 +124,7 @@ static void *connection_ensure_size(struct pw_connection *conn, struct buffer *b
return (uint8_t *) buf->buffer_data + buf->buffer_size;
}
static bool refill_buffer(struct pw_connection *conn, struct buffer *buf)
static bool refill_buffer(struct pw_protocol_native_connection *conn, struct buffer *buf)
{
ssize_t len;
struct cmsghdr *cmsg;
@ -186,12 +186,12 @@ static void clear_buffer(struct buffer *buf)
* \param fd the socket
* \returns a newly allocated connection object
*
* \memberof pw_connection
* \memberof pw_protocol_native_connection
*/
struct pw_connection *pw_connection_new(int fd)
struct pw_protocol_native_connection *pw_protocol_native_connection_new(int fd)
{
struct impl *impl;
struct pw_connection *this;
struct pw_protocol_native_connection *this;
impl = calloc(1, sizeof(struct impl));
if (impl == NULL)
@ -229,9 +229,9 @@ struct pw_connection *pw_connection_new(int fd)
*
* \param conn the connection to destroy
*
* \memberof pw_connection
* \memberof pw_protocol_native_connection
*/
void pw_connection_destroy(struct pw_connection *conn)
void pw_protocol_native_connection_destroy(struct pw_protocol_native_connection *conn)
{
struct impl *impl = SPA_CONTAINER_OF(conn, struct impl, this);
@ -256,10 +256,10 @@ void pw_connection_destroy(struct pw_connection *conn)
* Get the next packet in \a conn and store the opcode and destination
* id as well as the packet data and size.
*
* \memberof pw_connection
* \memberof pw_protocol_native_connection
*/
bool
pw_connection_get_next(struct pw_connection *conn,
pw_protocol_native_connection_get_next(struct pw_protocol_native_connection *conn,
uint8_t *opcode,
uint32_t *dest_id,
void **dt,
@ -330,7 +330,7 @@ pw_connection_get_next(struct pw_connection *conn,
return true;
}
static inline void *begin_write(struct pw_connection *conn, uint32_t size)
static inline void *begin_write(struct pw_protocol_native_connection *conn, uint32_t size)
{
struct impl *impl = SPA_CONTAINER_OF(conn, struct impl, this);
uint32_t *p;
@ -357,9 +357,9 @@ static uint32_t write_pod(struct spa_pod_builder *b, uint32_t ref, const void *d
}
struct spa_pod_builder *
pw_connection_begin_write_resource(struct pw_connection *conn,
struct pw_resource *resource,
uint8_t opcode)
pw_protocol_native_connection_begin_resource(struct pw_protocol_native_connection *conn,
struct pw_resource *resource,
uint8_t opcode)
{
struct impl *impl = SPA_CONTAINER_OF(conn, struct impl, this);
uint32_t diff, base, i, b;
@ -386,9 +386,9 @@ pw_connection_begin_write_resource(struct pw_connection *conn,
}
struct spa_pod_builder *
pw_connection_begin_write_proxy(struct pw_connection *conn,
struct pw_proxy *proxy,
uint8_t opcode)
pw_protocol_native_connection_begin_proxy(struct pw_protocol_native_connection *conn,
struct pw_proxy *proxy,
uint8_t opcode)
{
struct impl *impl = SPA_CONTAINER_OF(conn, struct impl, this);
uint32_t diff, base, i, b;
@ -415,8 +415,8 @@ pw_connection_begin_write_proxy(struct pw_connection *conn,
}
void
pw_connection_end_write(struct pw_connection *conn,
struct spa_pod_builder *builder)
pw_protocol_native_connection_end(struct pw_protocol_native_connection *conn,
struct spa_pod_builder *builder)
{
struct impl *impl = SPA_CONTAINER_OF(conn, struct impl, this);
uint32_t *p, size = builder->offset;
@ -443,9 +443,9 @@ pw_connection_end_write(struct pw_connection *conn,
*
* Write the queued messages on the connection to the socket
*
* \memberof pw_connection
* \memberof pw_protocol_native_connection
*/
bool pw_connection_flush(struct pw_connection *conn)
bool pw_protocol_native_connection_flush(struct pw_protocol_native_connection *conn)
{
struct impl *impl = SPA_CONTAINER_OF(conn, struct impl, this);
ssize_t len;
@ -515,9 +515,9 @@ bool pw_connection_flush(struct pw_connection *conn)
*
* Remove all queued messages from \a conn
*
* \memberof pw_connection
* \memberof pw_protocol_native_connection
*/
bool pw_connection_clear(struct pw_connection *conn)
bool pw_protocol_native_connection_clear(struct pw_protocol_native_connection *conn)
{
struct impl *impl = SPA_CONTAINER_OF(conn, struct impl, this);