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Diffstat (limited to 'router.h')
-rw-r--r-- | router.h | 79 |
1 files changed, 79 insertions, 0 deletions
diff --git a/router.h b/router.h new file mode 100644 index 0000000..ffb9361 --- /dev/null +++ b/router.h @@ -0,0 +1,79 @@ +/* + * module-agl-audio -- PulseAudio module for providing audio routing support + * (forked from "module-murphy-ivi" - https://github.com/otcshare ) + * Copyright (c) 2012, Intel Corporation. + * Copyright (c) 2016, IoT.bzh + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU Lesser General Public License, + * version 2.1, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. + * See the GNU Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public License + * along with this program; if not, write to the + * Free Software Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, + * MA 02110-1301 USA. + * + */ +#ifndef paaglrouter +#define paaglrouter + +#include "userdata.h" +#include "list.h" +#include "node.h" + +#define AGL_ZONE_MAX 8 /* max 8 zones, demo is using 5 */ /* DEFINED IN MURPHY */ + +/*typedef bool (*agl_rtgroup_accept_t)(struct userdata *, agl_rtgroup *, agl_node *);*/ +/*typedef int (*agl_rtgroup_compare_t)(struct userdata *, agl_rtgroup *, agl_node *, agl_node *);*/ + +struct agl_rtgroup { + char *name; /**< name of the rtgroup */ + agl_dlist entries; /**< listhead of ordered rtentries */ + /*agl_rtgroup_accept_t accept;*/ /**< function pointer, whether to accept a node or not */ + /*agl_rtgroup_compare_t compare;*/ /**< function pointer, comparision for ordering */ + /*scripting_rtgroup *scripting;*/ /**< data for scripting, if any */ +}; + +typedef struct { + pa_hashmap *input; + pa_hashmap *output; +} pa_rtgroup_hash; + +typedef struct { + agl_rtgroup **input[AGL_ZONE_MAX]; + agl_rtgroup **output[AGL_ZONE_MAX]; +} pa_rtgroup_classmap; + +struct pa_router { + pa_rtgroup_hash rtgroups; + size_t maplen; /**< length of the class */ + pa_rtgroup_classmap classmap; /**< map device node types to rtgroups */ + int *priormap; /**< stream node priorities */ + agl_dlist nodlist; /**< priorized list of the stream nodes + (entry in node: rtprilist) */ + agl_dlist connlist; /**< listhead of the connections */ +}; + +struct agl_connection { + agl_dlist link; /**< list of connections */ + bool blocked; /**< true if this conflicts with another route */ + uint16_t amid; /**< audio manager connection id */ + uint32_t from; /**< source node index */ + uint32_t to; /**< destination node index */ + uint32_t stream; /**< index of the sink-input to be routed */ +}; + +pa_router *pa_router_init (struct userdata *); +void pa_router_done (struct userdata *); +agl_node *agl_router_make_prerouting (struct userdata *, agl_node *); +void agl_router_make_routing (struct userdata *); + +void implement_default_route (struct userdata *, agl_node *, agl_node *, uint32_t); +agl_node *find_default_route (struct userdata *, agl_node *, uint32_t); + +#endif |