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implement proper refcounting in polyplib

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split polyplib to multiple modules
add some prelimenary documentation
add doxygen support


git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@123 fefdeb5f-60dc-0310-8127-8f9354f1896f
This commit is contained in:
Lennart Poettering 2004-08-14 20:25:32 +00:00
parent 1c2ec47cf1
commit 22cb23eedb
45 changed files with 2853 additions and 12800 deletions
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180
polyp/polyplib-context.h
View file

@ -1,5 +1,5 @@
#ifndef foopolyplibhfoo
#define foopolyplibhfoo
#ifndef foopolyplibcontexthfoo
#define foopolyplibcontexthfoo
/* $Id$ */
@ -22,157 +22,71 @@
USA.
***/
#include <sys/types.h>
#include "sample.h"
#include "polyplib-def.h"
#include "mainloop-api.h"
#include "cdecl.h"
#include "polyplib-operation.h"
#ifdef __cplusplus
//extern "C" {
#endif
/** \file
* Connection contexts */
PA_C_DECL_BEGIN
/** The state of a connection context */
enum pa_context_state {
PA_CONTEXT_UNCONNECTED, /**< The context hasn't been connected yet */
PA_CONTEXT_CONNECTING, /**< A connection is being established */
PA_CONTEXT_AUTHORIZING, /**< The client is authorizing itself to the daemon */
PA_CONTEXT_SETTING_NAME, /**< The client is passing its application name to the daemon */
PA_CONTEXT_READY, /**< The connection is established, the context is ready to execute operations */
PA_CONTEXT_FAILED, /**< The connection failed or was disconnected */
PA_CONTEXT_TERMINATED /**< The connect was terminated cleanly */
};
/** \struct pa_context
* A connection context to a daemon */
struct pa_context;
struct pa_stream;
/** Instantiate a new connection context with an abstract mainloop API
* and an application name */
struct pa_context *pa_context_new(struct pa_mainloop_api *mainloop, const char *name);
/** Decrease the reference counter of the context by one */
void pa_context_unref(struct pa_context *c);
/** Increase the reference counter of the context by one */
struct pa_context* pa_context_ref(struct pa_context *c);
int pa_context_connect(struct pa_context *c, const char *server, void (*complete) (struct pa_context*c, int success, void *userdata), void *userdata);
int pa_context_drain(struct pa_context *c, void (*complete) (struct pa_context*c, void *userdata), void *userdata);
void pa_context_set_die_callback(struct pa_context *c, void (*cb)(struct pa_context *c, void *userdata), void *userdata);
/** Set a callback function that is called whenever the context status changes */
void pa_context_set_state_callback(struct pa_context *c, void (*cb)(struct pa_context *c, void *userdata), void *userdata);
int pa_context_is_dead(struct pa_context *c);
int pa_context_is_ready(struct pa_context *c);
/** Return the error number of the last failed operation */
int pa_context_errno(struct pa_context *c);
/** Return non-zero if some data is pending to be written to the connection */
int pa_context_is_pending(struct pa_context *c);
struct pa_stream* pa_stream_new(struct pa_context *c, enum pa_stream_direction dir, const char *dev, const char *name, const struct pa_sample_spec *ss, const struct pa_buffer_attr *attr, void (*complete) (struct pa_stream*s, int success, void *userdata), void *userdata);
void pa_stream_unref(struct pa_stream *s);
struct pa_stream *pa_stream_ref(struct pa_stream *s);
/** Return the current context status */
enum pa_context_state pa_context_get_state(struct pa_context *c);
void pa_stream_drain(struct pa_stream *s, void (*complete) (struct pa_stream*s, void *userdata), void *userdata);
/** Connect the context to the specified server. If server is NULL,
connect to the default server. This routine may but will not always
return synchronously on error. Use pa_context_set_state_callback() to
be notified when the connection is established */
int pa_context_connect(struct pa_context *c, const char *server);
void pa_stream_set_die_callback(struct pa_stream *s, void (*cb)(struct pa_stream *s, void *userdata), void *userdata);
/** Terminate the context connection immediately */
void pa_context_disconnect(struct pa_context *c);
void pa_stream_set_write_callback(struct pa_stream *p, void (*cb)(struct pa_stream *p, size_t length, void *userdata), void *userdata);
void pa_stream_write(struct pa_stream *p, const void *data, size_t length);
size_t pa_stream_writable_size(struct pa_stream *p);
/** Drain the context. If there is nothing to drain, the function returns NULL */
struct pa_operation* pa_context_drain(struct pa_context *c, void (*cb) (struct pa_context*c, void *userdata), void *userdata);
void pa_stream_set_read_callback(struct pa_stream *p, void (*cb)(struct pa_stream *p, const void*data, size_t length, void *userdata), void *userdata);
/** Tell the daemon to exit. No operation object is returned as the
* connection is terminated when the daemon quits, thus this operation
* would never complete. */
void pa_context_exit_daemon(struct pa_context *c);
int pa_stream_is_dead(struct pa_stream *p);
int pa_stream_is_ready(struct pa_stream*p);
void pa_stream_get_latency(struct pa_stream *p, void (*cb)(struct pa_stream *p, uint32_t latency, void *userdata), void *userdata);
struct pa_context* pa_stream_get_context(struct pa_stream *p);
uint32_t pa_stream_get_index(struct pa_stream *s);
struct pa_stream* pa_context_upload_sample(struct pa_context *c, const char *name, const struct pa_sample_spec *ss, size_t length, void (*cb) (struct pa_stream*s, int success, void *userdata), void *userdata);
void pa_stream_finish_sample(struct pa_stream *p, void (*cb)(struct pa_stream*s, int success, void *userdata), void *userdata);
void pa_context_play_sample(struct pa_context *c, const char *name, const char *dev, uint32_t volume, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata);
void pa_context_remove_sample(struct pa_context *c, const char *name, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata);
struct pa_sink_info {
const char *name;
uint32_t index;
const char *description;
struct pa_sample_spec sample_spec;
uint32_t owner_module;
uint32_t volume;
uint32_t monitor_source;
const char *monitor_source_name;
uint32_t latency;
};
void pa_context_get_sink_info_by_name(struct pa_context *c, const char *name, void (*cb)(struct pa_context *c, const struct pa_sink_info *i, int is_last, void *userdata), void *userdata);
void pa_context_get_sink_info_by_index(struct pa_context *c, uint32_t id, void (*cb)(struct pa_context *c, const struct pa_sink_info *i, int is_last, void *userdata), void *userdata);
void pa_context_get_sink_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_sink_info *i, int is_last, void *userdata), void *userdata);
struct pa_source_info {
const char *name;
uint32_t index;
const char *description;
struct pa_sample_spec sample_spec;
uint32_t owner_module;
uint32_t monitor_of_sink;
const char *monitor_of_sink_name;
};
void pa_context_get_source_info_by_name(struct pa_context *c, const char *name, void (*cb)(struct pa_context *c, const struct pa_source_info *i, int is_last, void *userdata), void *userdata);
void pa_context_get_source_info_by_index(struct pa_context *c, uint32_t id, void (*cb)(struct pa_context *c, const struct pa_source_info *i, int is_last, void *userdata), void *userdata);
void pa_context_get_source_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_source_info *i, int is_last, void *userdata), void *userdata);
struct pa_server_info {
const char *user_name;
const char *host_name;
const char *server_version;
const char *server_name;
struct pa_sample_spec sample_spec;
};
void pa_context_get_server_info(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_server_info*i, void *userdata), void *userdata);
struct pa_module_info {
uint32_t index;
const char*name, *argument;
uint32_t n_used, auto_unload;
};
void pa_context_get_module_info(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_module_info*i, int is_last, void *userdata), void *userdata);
void pa_context_get_module_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_module_info*i, int is_last, void *userdata), void *userdata);
struct pa_client_info {
uint32_t index;
const char *name;
uint32_t owner_module;
const char *protocol_name;
};
void pa_context_get_client_info(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_client_info*i, int is_last, void *userdata), void *userdata);
void pa_context_get_client_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_client_info*i, int is_last, void *userdata), void *userdata);
struct pa_sink_input_info {
uint32_t index;
const char *name;
uint32_t owner_module;
uint32_t owner_client;
uint32_t sink;
struct pa_sample_spec sample_spec;
uint32_t volume;
uint32_t latency;
};
void pa_context_get_sink_input_info(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_sink_input_info*i, int is_last, void *userdata), void *userdata);
void pa_context_get_sink_input_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_sink_input_info*i, int is_last, void *userdata), void *userdata);
struct pa_source_output_info {
uint32_t index;
const char *name;
uint32_t owner_module;
uint32_t owner_client;
uint32_t source;
struct pa_sample_spec sample_spec;
};
void pa_context_get_source_output_info(struct pa_context *c, uint32_t index, void (*cb)(struct pa_context *c, const struct pa_source_output_info*i, int is_last, void *userdata), void *userdata);
void pa_context_get_source_output_info_list(struct pa_context *c, void (*cb)(struct pa_context *c, const struct pa_source_output_info*i, int is_last, void *userdata), void *userdata);
void pa_context_set_sink_volume(struct pa_context *c, uint32_t index, uint32_t volume, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata);
void pa_context_set_sink_input_volume(struct pa_context *c, uint32_t index, uint32_t volume, void (*cb)(struct pa_context *c, int success, void *userdata), void *userdata);
void pa_context_exit(struct pa_context *c);
void pa_context_stat(struct pa_context *c, void (*cb)(struct pa_context *c, uint32_t count, uint32_t total, void *userdata), void *userdata);
void pa_context_subscribe(struct pa_context *c, enum pa_subscription_mask m, void (*cb)(struct pa_context *c, enum pa_subscription_event_type t, uint32_t index, void *userdata), void *userdata);
#ifdef __cplusplus
}
#endif
PA_C_DECL_END
#endif