int pa_stream_connect_upload(pa_stream *s, size_t length) { pa_tagstruct *t; uint32_t tag; const char *name; pa_assert(s); pa_assert(PA_REFCNT_VALUE(s) >= 1); PA_CHECK_VALIDITY(s->context, !pa_detect_fork(), PA_ERR_FORKED); PA_CHECK_VALIDITY(s->context, s->state == PA_STREAM_UNCONNECTED, PA_ERR_BADSTATE); PA_CHECK_VALIDITY(s->context, length > 0, PA_ERR_INVALID); PA_CHECK_VALIDITY(s->context, length == (size_t) (uint32_t) length, PA_ERR_INVALID); PA_CHECK_VALIDITY(s->context, s->context->state == PA_CONTEXT_READY, PA_ERR_BADSTATE); if (!(name = pa_proplist_gets(s->proplist, PA_PROP_EVENT_ID))) name = pa_proplist_gets(s->proplist, PA_PROP_MEDIA_NAME); PA_CHECK_VALIDITY(s->context, name && *name && pa_utf8_valid(name), PA_ERR_INVALID); pa_stream_ref(s); s->direction = PA_STREAM_UPLOAD; s->flags = 0; t = pa_tagstruct_command(s->context, PA_COMMAND_CREATE_UPLOAD_STREAM, &tag); pa_tagstruct_puts(t, name); pa_tagstruct_put_sample_spec(t, &s->sample_spec); pa_tagstruct_put_channel_map(t, &s->channel_map); pa_tagstruct_putu32(t, (uint32_t) length); if (s->context->version >= 13) pa_tagstruct_put_proplist(t, s->proplist); pa_pstream_send_tagstruct(s->context->pstream, t); pa_pdispatch_register_reply(s->context->pdispatch, tag, DEFAULT_TIMEOUT, pa_create_stream_callback, s, NULL); pa_stream_set_state(s, PA_STREAM_CREATING); pa_stream_unref(s); return 0; }
pa_operation *pa_ext_stream_restore_write( pa_context *c, pa_update_mode_t mode, const pa_ext_stream_restore_info data[], unsigned n, int apply_immediately, pa_context_success_cb_t cb, void *userdata) { uint32_t tag; pa_operation *o = NULL; pa_tagstruct *t = NULL; pa_assert(c); pa_assert(PA_REFCNT_VALUE(c) >= 1); pa_assert(mode == PA_UPDATE_MERGE || mode == PA_UPDATE_REPLACE || mode == PA_UPDATE_SET); pa_assert(data); PA_CHECK_VALIDITY_RETURN_NULL(c, !pa_detect_fork(), PA_ERR_FORKED); PA_CHECK_VALIDITY_RETURN_NULL(c, c->state == PA_CONTEXT_READY, PA_ERR_BADSTATE); PA_CHECK_VALIDITY_RETURN_NULL(c, c->version >= 14, PA_ERR_NOTSUPPORTED); o = pa_operation_new(c, NULL, (pa_operation_cb_t) cb, userdata); t = pa_tagstruct_command(c, PA_COMMAND_EXTENSION, &tag); pa_tagstruct_putu32(t, PA_INVALID_INDEX); pa_tagstruct_puts(t, "module-stream-restore"); pa_tagstruct_putu32(t, SUBCOMMAND_WRITE); pa_tagstruct_putu32(t, mode); pa_tagstruct_put_boolean(t, apply_immediately); for (; n > 0; n--, data++) { if (!data->name || !*data->name) goto fail; pa_tagstruct_puts(t, data->name); if (data->volume.channels > 0 && !pa_cvolume_compatible_with_channel_map(&data->volume, &data->channel_map)) goto fail; pa_tagstruct_put_channel_map(t, &data->channel_map); pa_tagstruct_put_cvolume(t, &data->volume); pa_tagstruct_puts(t, data->device); pa_tagstruct_put_boolean(t, data->mute); } pa_pstream_send_tagstruct(c->pstream, t); pa_pdispatch_register_reply(c->pdispatch, tag, DEFAULT_TIMEOUT, pa_context_simple_ack_callback, pa_operation_ref(o), (pa_free_cb_t) pa_operation_unref); return o; fail: pa_operation_cancel(o); pa_operation_unref(o); pa_tagstruct_free(t); pa_context_set_error(c, PA_ERR_INVALID); return NULL; }