From f44ba092651aa75055e109e04b4164ea92ae7fdc Mon Sep 17 00:00:00 2001 From: Lennart Poettering Date: Mon, 19 Jun 2006 21:53:48 +0000 Subject: big s/polyp/pulse/g git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@1033 fefdeb5f-60dc-0310-8127-8f9354f1896f --- src/pulse/internal.h | 210 +++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 210 insertions(+) create mode 100644 src/pulse/internal.h (limited to 'src/pulse/internal.h') diff --git a/src/pulse/internal.h b/src/pulse/internal.h new file mode 100644 index 00000000..96028d83 --- /dev/null +++ b/src/pulse/internal.h @@ -0,0 +1,210 @@ +#ifndef foointernalhfoo +#define foointernalhfoo + +/* $Id$ */ + +/*** + This file is part of PulseAudio. + + PulseAudio is free software; you can redistribute it and/or modify + it under the terms of the GNU Lesser General Public License as published + by the Free Software Foundation; either version 2 of the License, + or (at your option) any later version. + + PulseAudio 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 + General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with PulseAudio; if not, write to the Free Software + Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 + USA. +***/ + +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include "client-conf.h" + +#define DEFAULT_TIMEOUT (10) + +struct pa_context { + int ref; + + char *name; + pa_mainloop_api* mainloop; + + pa_socket_client *client; + pa_pstream *pstream; + pa_pdispatch *pdispatch; + + pa_dynarray *record_streams, *playback_streams; + PA_LLIST_HEAD(pa_stream, streams); + PA_LLIST_HEAD(pa_operation, operations); + + uint32_t version; + uint32_t ctag; + uint32_t csyncid; + uint32_t error; + pa_context_state_t state; + + pa_context_notify_cb_t state_callback; + void *state_userdata; + + pa_context_subscribe_cb_t subscribe_callback; + void *subscribe_userdata; + + pa_memblock_stat *memblock_stat; + + int local; + int do_autospawn; + int autospawn_lock_fd; + pa_spawn_api spawn_api; + + pa_strlist *server_list; + + char *server; + + pa_client_conf *conf; +}; + +#define PA_MAX_WRITE_INDEX_CORRECTIONS 10 + +typedef struct pa_index_correction { + uint32_t tag; + int valid; + int64_t value; + int absolute, corrupt; +} pa_index_correction; + +struct pa_stream { + int ref; + pa_context *context; + pa_mainloop_api *mainloop; + PA_LLIST_FIELDS(pa_stream); + + char *name; + pa_buffer_attr buffer_attr; + pa_sample_spec sample_spec; + pa_channel_map channel_map; + pa_stream_flags_t flags; + uint32_t channel; + uint32_t syncid; + int channel_valid; + uint32_t device_index; + pa_stream_direction_t direction; + pa_stream_state_t state; + + uint32_t requested_bytes; + + pa_memchunk peek_memchunk; + pa_memblockq *record_memblockq; + + int corked; + + /* Store latest latency info */ + pa_timing_info timing_info; + int timing_info_valid; + + /* Use to make sure that time advances monotonically */ + pa_usec_t previous_time; + + /* time updates with tags older than these are invalid */ + uint32_t write_index_not_before; + uint32_t read_index_not_before; + + /* Data about individual timing update correctoins */ + pa_index_correction write_index_corrections[PA_MAX_WRITE_INDEX_CORRECTIONS]; + int current_write_index_correction; + + /* Latency interpolation stuff */ + pa_time_event *auto_timing_update_event; + int auto_timing_update_requested; + + pa_usec_t cached_time; + int cached_time_valid; + + /* Callbacks */ + pa_stream_notify_cb_t state_callback; + void *state_userdata; + pa_stream_request_cb_t read_callback; + void *read_userdata; + pa_stream_request_cb_t write_callback; + void *write_userdata; + pa_stream_notify_cb_t overflow_callback; + void *overflow_userdata; + pa_stream_notify_cb_t underflow_callback; + void *underflow_userdata; + pa_stream_notify_cb_t latency_update_callback; + void *latency_update_userdata; +}; + +typedef void (*pa_operation_cb_t)(void); + +struct pa_operation { + int ref; + pa_context *context; + pa_stream *stream; + + PA_LLIST_FIELDS(pa_operation); + + pa_operation_state_t state; + void *userdata; + pa_operation_cb_t callback; +}; + +void pa_command_request(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +void pa_command_stream_killed(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +void pa_command_subscribe_event(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +void pa_command_overflow_or_underflow(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); + +pa_operation *pa_operation_new(pa_context *c, pa_stream *s, pa_operation_cb_t callback, void *userdata); +void pa_operation_done(pa_operation *o); + +void pa_create_stream_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +void pa_stream_disconnect_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +void pa_context_simple_ack_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); +void pa_stream_simple_ack_callback(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata); + +void pa_context_fail(pa_context *c, int error); +int pa_context_set_error(pa_context *c, int error); +void pa_context_set_state(pa_context *c, pa_context_state_t st); +int pa_context_handle_error(pa_context *c, uint32_t command, pa_tagstruct *t); +pa_operation* pa_context_send_simple_command(pa_context *c, uint32_t command, void (*internal_callback)(pa_pdispatch *pd, uint32_t command, uint32_t tag, pa_tagstruct *t, void *userdata), void (*cb)(void), void *userdata); + +void pa_stream_set_state(pa_stream *s, pa_stream_state_t st); + +pa_tagstruct *pa_tagstruct_command(pa_context *c, uint32_t command, uint32_t *tag); + +#define PA_CHECK_VALIDITY(context, expression, error) do { \ + if (!(expression)) \ + return -pa_context_set_error((context), (error)); \ +} while(0) + + +#define PA_CHECK_VALIDITY_RETURN_ANY(context, expression, error, value) do { \ + if (!(expression)) { \ + pa_context_set_error((context), (error)); \ + return value; \ + } \ +} while(0) + +#define PA_CHECK_VALIDITY_RETURN_NULL(context, expression, error) PA_CHECK_VALIDITY_RETURN_ANY(context, expression, error, NULL) + + +#endif -- cgit