Cleanup of the project

The bindings "audio", "media" and "radio"
were in the project since its beginning
for historical reasons.

But this bindings msut not be part of the
current tree of sources.

Change-Id: I9d903f094ddc4d2457e63987df0c221d2bd7b4d1
Signed-off-by: José Bollo <jose.bollo@iot.bzh>

8 files changed, 0 insertions, 1373 deletions

diff --git a/bindings/audio/CMakeLists.txt b/bindings/audio/CMakeLists.txt
deleted file mode 100644
index 11da28e1..00000000
--- a/bindings/audio/CMakeLists.txt
+++ /dev/null
@@ -1,27 +0,0 @@
-INCLUDE(FindPkgConfig)
-PKG_CHECK_MODULES(alsa alsa)
-PKG_CHECK_MODULES(pulseaudio libpulse libpulse-simple)
-INCLUDE(FindThreads)
-FIND_PACKAGE(Threads)
-
-IF(alsa_FOUND)
-
-  MESSAGE(STATUS "ALSA found ; will compile Audio binding... (BINDING)")
-
-  IF(pulseaudio_FOUND)
-    MESSAGE(STATUS "PulseAudio found ; Audio binding will have PulseAudio support")
-    ADD_DEFINITIONS(-DHAVE_PULSE=1)
-    SET(pulse_sources audio-pulse.c)
-  ENDIF(pulseaudio_FOUND)
-
-  INCLUDE_DIRECTORIES(${include_dirs} ${alsa_INCLUDE_DIRS} ${pulseaudio_INCLUDE_DIRS})
-  ADD_LIBRARY(audio-api MODULE audio-api.c audio-alsa.c ${pulse_sources})
-  SET_TARGET_PROPERTIES(audio-api PROPERTIES
-	PREFIX ""
-	LINK_FLAGS "-Wl,--version-script=${CMAKE_CURRENT_SOURCE_DIR}/export.map"
-  )
-  TARGET_LINK_LIBRARIES(audio-api ${link_libraries} ${alsa_LIBRARIES} ${pulseaudio_LIBRARIES})
-  INSTALL(TARGETS audio-api
-          LIBRARY DESTINATION ${binding_install_dir})
-
-ENDIF(alsa_FOUND)
diff --git a/bindings/audio/audio-alsa.c b/bindings/audio/audio-alsa.c
deleted file mode 100644
index cfb111bc..00000000
--- a/bindings/audio/audio-alsa.c
+++ /dev/null
@@ -1,311 +0,0 @@
-/*
- * Copyright (C) 2015, 2016, 2017 "IoT.bzh"
- * Author "Manuel Bachmann"
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#include "audio-api.h"
-#include "audio-alsa.h"
-
-snd_mixer_selem_channel_id_t SCHANNELS[8] = {
- SND_MIXER_SCHN_FRONT_LEFT,
- SND_MIXER_SCHN_FRONT_RIGHT,
- SND_MIXER_SCHN_FRONT_CENTER,
- SND_MIXER_SCHN_REAR_LEFT,
- SND_MIXER_SCHN_REAR_RIGHT,
- SND_MIXER_SCHN_REAR_CENTER,
- SND_MIXER_SCHN_SIDE_LEFT,
- SND_MIXER_SCHN_SIDE_RIGHT
-};
-
-static struct dev_ctx_alsa **dev_ctx_a = NULL;
-
-
-unsigned char _alsa_init (const char *name, audioCtxHandleT *ctx) {
-
-    snd_pcm_t *dev;
-    snd_pcm_hw_params_t *params;
-    snd_mixer_t *mixer;
-    snd_mixer_selem_id_t *mixer_sid;
-    snd_mixer_elem_t *mixer_elm;
-    snd_mixer_elem_t *mixer_elm_m;
-    unsigned int rate = 22050;
-    long vol, vol_min, vol_max;
-    int num, i;
-
-    if (snd_pcm_open (&dev, name, SND_PCM_STREAM_PLAYBACK, 0) < 0) {
-        fprintf (stderr, "ALSA backend could not open card '%s'\n", name);
-        return 0;
-    }
-
-    snd_pcm_hw_params_malloc (&params);
-    snd_pcm_hw_params_any (dev, params);
-    snd_pcm_hw_params_set_access (dev, params, SND_PCM_ACCESS_RW_INTERLEAVED);
-    snd_pcm_hw_params_set_format (dev, params, SND_PCM_FORMAT_S16_LE);
-    snd_pcm_hw_params_set_rate_near (dev, params, &rate, 0);
-    snd_pcm_hw_params_set_channels (dev, params, ctx->channels);
-    if (snd_pcm_hw_params (dev, params) < 0) {
-        snd_pcm_hw_params_free (params);
-        fprintf (stderr, "ALSA backend could set channels on card '%s'\n", name);
-        return 0;
-    }
-    snd_pcm_prepare (dev);
-
-    snd_mixer_open (&mixer, 0);
-    if (snd_mixer_attach (mixer, name) < 0) {
-        snd_pcm_hw_params_free (params);
-        fprintf (stderr, "ALSA backend could not open mixer for card '%s'\n", name);
-        return 0;
-    }
-    snd_mixer_selem_register (mixer, NULL, NULL);
-    snd_mixer_load (mixer);
-
-    snd_mixer_selem_id_alloca (&mixer_sid);
-    snd_mixer_selem_id_set_index (mixer_sid, 0);
-    snd_mixer_selem_id_set_name (mixer_sid, "Master");
-
-    mixer_elm = snd_mixer_find_selem (mixer, mixer_sid);
-    mixer_elm_m = NULL;
-
-    if (!mixer_elm) {
-        /* no "Master" mixer ; we are probably on a board... search ! */
-        for (mixer_elm = snd_mixer_first_elem (mixer); mixer_elm != NULL;
-             mixer_elm = snd_mixer_elem_next (mixer_elm)) {
-            if (snd_mixer_elem_info (mixer_elm) < 0)
-                continue;
-            snd_mixer_selem_get_id (mixer_elm, mixer_sid);
-            if (strstr (snd_mixer_selem_id_get_name (mixer_sid), "DVC Out")) {
-
-                /* this is Porter... let us found the specific mute switch */
-                snd_mixer_selem_id_set_index (mixer_sid, 0);
-                snd_mixer_selem_id_set_name (mixer_sid, "DVC Out Mute");
-                mixer_elm_m = snd_mixer_find_selem (mixer, mixer_sid);
-
-                break;
-            }
-        }
-    }
-
-    if (mixer_elm) {
-        snd_mixer_selem_get_playback_volume_range (mixer_elm, &vol_min, &vol_max);
-        snd_mixer_selem_get_playback_volume (mixer_elm, SND_MIXER_SCHN_FRONT_LEFT, &vol);
-    }
-
-    /* allocate the global array if it hasn't been done */
-    if (!dev_ctx_a) {
-        dev_ctx_a = (dev_ctx_alsa_T**) malloc (sizeof(dev_ctx_alsa_T*));
-        dev_ctx_a[0] = (dev_ctx_alsa_T*) malloc (sizeof(dev_ctx_alsa_T));
-        dev_ctx_a[0]->name = NULL;
-        dev_ctx_a[0]->dev = NULL;
-    }
-
-    /* is a card with similar name already opened ? */
-    for (num = 0; num < (sizeof(dev_ctx_a)/sizeof(dev_ctx_alsa_T*)); num++) {
-        if (dev_ctx_a[num]->name &&
-           !strcmp (dev_ctx_a[num]->name, name)) {
-            fprintf (stderr, "Card '%s' already locked by other ALSA backend session\n", name);
-            return 0;
-        }
-    }
-    num--;
-
-    /* it's not... let us add it to the global array */
-    dev_ctx_a = (dev_ctx_alsa_T**) realloc (dev_ctx_a, (num+1)*sizeof(dev_ctx_alsa_T*));
-    if (!dev_ctx_a[num])
-        dev_ctx_a[num] = (dev_ctx_alsa_T*) malloc (sizeof(dev_ctx_alsa_T));
-    dev_ctx_a[num]->name = strdup (name);
-    dev_ctx_a[num]->dev = dev;
-    dev_ctx_a[num]->params = params;
-    dev_ctx_a[num]->mixer_elm = mixer_elm;
-    dev_ctx_a[num]->mixer_elm_m = mixer_elm_m;
-    dev_ctx_a[num]->vol_max = vol_max;
-    dev_ctx_a[num]->vol = vol;
-    dev_ctx_a[num]->thr_should_run = 0;
-    dev_ctx_a[num]->thr_finished = 0;
-
-    /* make the client context aware of current card state */
-    for (i = 0; i < 8; i++)
-        ctx->volume[i] = _alsa_get_volume (num, i);
-    ctx->mute = _alsa_get_mute (num);
-    ctx->idx = num;
-    ctx->name = strdup (name);
-
-    fprintf (stderr, "Successfully initialized ALSA backend.\n");
-
-    return 1;
-}
-
-void _alsa_free (const char *name) {
-
-    int num;
-
-    for (num = 0; num < (sizeof(dev_ctx_a)/sizeof(dev_ctx_alsa_T*)); num++) {
-        if (dev_ctx_a[num]->name &&
-           !strcmp (dev_ctx_a[num]->name, name)) {
-            snd_pcm_close (dev_ctx_a[num]->dev);
-            snd_pcm_hw_params_free (dev_ctx_a[num]->params);
-            free (dev_ctx_a[num]->name);
-            dev_ctx_a[num]->dev = NULL;
-            dev_ctx_a[num]->name = NULL;
-            free (dev_ctx_a[num]);
-            return;
-        }
-    }
-}
-
-void _alsa_play (int num) {
-
-    if (!dev_ctx_a || !dev_ctx_a[num] || dev_ctx_a[num]->thr_should_run ||
-        access (AUDIO_BUFFER, F_OK) == -1)
-        return;
-
-    dev_ctx_a[num]->thr_should_run = 1;
-    dev_ctx_a[num]->thr_finished = 0;
-    pthread_create (&dev_ctx_a[num]->thr, NULL, _alsa_play_thread_fn, (void*)dev_ctx_a[num]);
-}
-
-void _alsa_stop (int num) {
-
-    if (!dev_ctx_a || !dev_ctx_a[num] || !dev_ctx_a[num]->thr_should_run)
-        return;
-
-    /* stop the "while" loop in thread */
-    dev_ctx_a[num]->thr_should_run = 0;
-
-    while (!dev_ctx_a[num]->thr_finished)
-        usleep(100000);
-
-    pthread_join (dev_ctx_a[num]->thr, NULL);
-}
-
-unsigned int _alsa_get_volume (int num, unsigned int channel) {
-
-    if (!dev_ctx_a || !dev_ctx_a[num] || !dev_ctx_a[num]->mixer_elm)
-        return 0;
-
-    snd_mixer_selem_get_playback_volume (dev_ctx_a[num]->mixer_elm, SCHANNELS[channel], &dev_ctx_a[num]->vol);
-
-    return (unsigned int)(dev_ctx_a[num]->vol*100)/dev_ctx_a[num]->vol_max;
-}
-
-void _alsa_set_volume (int num, unsigned int channel, unsigned int vol) {
-
-    if (!dev_ctx_a || !dev_ctx_a[num] || !dev_ctx_a[num]->mixer_elm ||
-        vol > 100)
-        return;
-
-    snd_mixer_selem_set_playback_volume (dev_ctx_a[num]->mixer_elm, SCHANNELS[channel], (vol*dev_ctx_a[num]->vol_max)/100);
-}
-
-void _alsa_set_volume_all (int num, unsigned int vol) {
-
-    if (!dev_ctx_a || !dev_ctx_a[num] || !dev_ctx_a[num]->mixer_elm ||
-        vol > 100)
-
-    fflush (stdout); /* seems to force this logic to apply quickly */
-    snd_mixer_selem_set_playback_volume_all (dev_ctx_a[num]->mixer_elm, (vol*dev_ctx_a[num]->vol_max)/100);
-}
-
-unsigned char _alsa_get_mute (int num) {
-
-    int mute = 0;
-    snd_mixer_elem_t *elm_m;
-
-    if (!dev_ctx_a || !dev_ctx_a[num] || !dev_ctx_a[num]->mixer_elm)
-        return 0;
-
-    dev_ctx_a[num]->mixer_elm_m ? (elm_m = dev_ctx_a[num]->mixer_elm_m) :
-                                  (elm_m = dev_ctx_a[num]->mixer_elm);
-
-    if (snd_mixer_selem_has_playback_switch (elm_m)) {
-        snd_mixer_selem_get_playback_switch (elm_m, SND_MIXER_SCHN_FRONT_LEFT, &mute);
-        snd_mixer_selem_get_playback_switch (elm_m, SND_MIXER_SCHN_FRONT_RIGHT, &mute);
-    }
-
-    if (dev_ctx_a[num]->mixer_elm_m)
-        return (unsigned char)mute;
-    else
-        return (unsigned char)!mute;
-}
-
-void _alsa_set_mute (int num, unsigned char tomute) {
-
-    snd_mixer_elem_t *elm_m;
-    int mute;
-
-    if (!dev_ctx_a || !dev_ctx_a[num] || !dev_ctx_a[num]->mixer_elm || 1 < tomute)
-        return;
-
-    if (dev_ctx_a[num]->mixer_elm_m) {
-        elm_m = dev_ctx_a[num]->mixer_elm_m;
-        mute = (int)!tomute;
-    } else {
-        elm_m = dev_ctx_a[num]->mixer_elm;
-        mute = (int)tomute;
-    }
-
-    if (snd_mixer_selem_has_playback_switch (elm_m))
-        snd_mixer_selem_set_playback_switch_all (elm_m, !mute);
-}
-
-void _alsa_set_rate (int num, unsigned int rate) {
-
-    if (!dev_ctx_a || !dev_ctx_a[num])
-        return;
-
-    snd_pcm_hw_params_set_rate_near (dev_ctx_a[num]->dev, dev_ctx_a[num]->params, &rate, 0);
-}
-
-void _alsa_set_channels (int num, unsigned int channels) {
-
-    if (!dev_ctx_a || !dev_ctx_a[num])
-        return;
-
-    snd_pcm_hw_params_set_channels (dev_ctx_a[num]->dev, dev_ctx_a[num]->params, channels);
-}
-
- /* ---- LOCAL THREADED FUNCTIONS ---- */
-
-void* _alsa_play_thread_fn (void *ctx) {
-
-    dev_ctx_alsa_T *dev_ctx_a = (dev_ctx_alsa_T *)ctx;
-    FILE *file = NULL;
-    char *buf = NULL;
-    long size;
-    int frames, res;
-
-    file = fopen (AUDIO_BUFFER, "rb");
-
-    while (dev_ctx_a->thr_should_run && file && (access (AUDIO_BUFFER, F_OK) != -1) ) {
-        fseek (file, 0, SEEK_END);
-        size = ftell (file);
-        buf = (char*) realloc (buf, size * sizeof(char));
-        frames = (size * sizeof(char)) / 4;
-
-        fseek (file, 0, SEEK_SET);
-        fread (buf, 1, size, file);
-        fflush (file);
-
-        if ((res = snd_pcm_writei (dev_ctx_a->dev, buf, frames)) != frames) {
-            snd_pcm_recover (dev_ctx_a->dev, res, 0);
-            snd_pcm_prepare (dev_ctx_a->dev);
-        }
-        /* snd_pcm_drain (dev_ctx->dev); */
-    }
-    if (buf) free(buf);
-    if (file) fclose(file);
-
-    dev_ctx_a->thr_finished = 1;
-    return 0;
-}
diff --git a/bindings/audio/audio-alsa.h b/bindings/audio/audio-alsa.h
deleted file mode 100644
index 651d57ce..00000000
--- a/bindings/audio/audio-alsa.h
+++ /dev/null
@@ -1,56 +0,0 @@
-/*
- * Copyright (C) 2015, 2016, 2017 "IoT.bzh"
- * Author "Manuel Bachmann"
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef AUDIO_ALSA_H
-#define AUDIO_ALSA_H
-
-#include <pthread.h>
-#include <alsa/asoundlib.h>
-
-#include "audio-api.h"
-
-#define AUDIO_BUFFER "/tmp/audio_buf"
-
-typedef struct dev_ctx_alsa dev_ctx_alsa_T;
-
-struct dev_ctx_alsa {
-  char *name;
-  snd_pcm_t *dev;
-  snd_pcm_hw_params_t *params;
-  snd_mixer_elem_t *mixer_elm;
-  snd_mixer_elem_t *mixer_elm_m;
-  long vol_max;
-  long vol;
-  pthread_t thr;
-  unsigned char thr_should_run;
-  unsigned char thr_finished;
-};
-
-unsigned char _alsa_init (const char *, audioCtxHandleT *);
-void _alsa_free (const char *);
-void _alsa_play (int);
-void _alsa_stop (int);
-unsigned int _alsa_get_volume (int, unsigned int);
-void _alsa_set_volume (int, unsigned int, unsigned int);
-void _alsa_set_volume_all (int, unsigned int);
-unsigned char _alsa_get_mute (int);
-void _alsa_set_mute (int, unsigned char);
-void _alsa_set_channels (int, unsigned int);
-
-void* _alsa_play_thread_fn (void *);
-
-#endif /* AUDIO_ALSA_H */
diff --git a/bindings/audio/audio-api.c b/bindings/audio/audio-api.c
deleted file mode 100644
index 7466173e..00000000
--- a/bindings/audio/audio-api.c
+++ /dev/null
@@ -1,383 +0,0 @@
-/*
- * Copyright (C) 2015, 2016, 2017 "IoT.bzh"
- * Author "Manuel Bachmann"
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define _GNU_SOURCE
-#include <stdlib.h>
-#include <json-c/json.h>
-
-#include "audio-api.h"
-#include "audio-alsa.h"
-#ifdef HAVE_PULSE
-#include "audio-pulse.h"
-#endif
-
-#include <afb/afb-binding.h>
-#include <afb/afb-req-itf.h>
-
-/* ------ BACKEND FUNCTIONS ------- */
-
-unsigned char _backend_init (const char *name, audioCtxHandleT *ctx) {
-
-    char *backend_env = getenv ("AFB_AUDIO_OUTPUT");
-    unsigned char res = 0;
-
-# ifdef HAVE_PULSE
-    if (!backend_env || (strcasecmp (backend_env, "Pulse") == 0))
-        res = _pulse_init (name, ctx);
-    if (!res)
-#endif
-    res = _alsa_init (name, ctx);
-
-    if (!res)
-        fprintf (stderr, "Could not initialize Audio backend\n");
-
-    return res;
-}
-
-void _backend_free (audioCtxHandleT *ctx) {
-
-# ifdef HAVE_PULSE
-    if (ctx->audio_dev) _pulse_free (ctx); else
-# endif
-    _alsa_free (ctx->name);
-}
-
-void _backend_play (audioCtxHandleT *ctx) {
-
-# ifdef HAVE_PULSE
-    if (ctx->audio_dev) _pulse_play (ctx); else
-# endif
-    _alsa_play (ctx->idx);
-}
-
-void _backend_stop (audioCtxHandleT *ctx) {
-
-# ifdef HAVE_PULSE
-    if (ctx->audio_dev) _pulse_stop (ctx); else
-# endif
-    _alsa_stop (ctx->idx);
-}
-
-unsigned int _backend_get_volume (audioCtxHandleT *ctx, unsigned int channel) {
-
-# ifdef HAVE_PULSE
-    if (ctx->audio_dev) return _pulse_get_volume (ctx, channel); else
-# endif
-    return _alsa_get_volume (ctx->idx, channel);
-}
-
-void _backend_set_volume (audioCtxHandleT *ctx, unsigned int channel, unsigned int vol) {
-
-# ifdef HAVE_PULSE
-    if (ctx->audio_dev) _pulse_set_volume (ctx, channel, vol); else
-# endif
-    _alsa_set_volume (ctx->idx, channel, vol);
-}
-
-void _backend_set_volume_all (audioCtxHandleT *ctx, unsigned int vol) {
-
-# ifdef HAVE_PULSE
-    if (ctx->audio_dev) _pulse_set_volume_all (ctx, vol); else
-# endif
-    _alsa_set_volume_all (ctx->idx, vol);
-}
-
-unsigned char _backend_get_mute (audioCtxHandleT *ctx) {
-
-# ifdef HAVE_PULSE
-    if (ctx->audio_dev) return _pulse_get_mute (ctx); else
-# endif
-    return _alsa_get_mute (ctx->idx);
-}
-
-void _backend_set_mute (audioCtxHandleT *ctx, unsigned char mute) {
-
-# ifdef HAVE_PULSE
-    if (ctx->audio_dev) _pulse_set_mute (ctx, mute); else
-# endif
-    _alsa_set_mute (ctx->idx, mute);
-}
-
-void _backend_set_channels (audioCtxHandleT *ctx, unsigned int channels) {
-
-# ifdef HAVE_PULSE
-    if (ctx->audio_dev) return; else
-# endif
-    _alsa_set_channels (ctx->idx, channels);
-}
-
-/* ------ LOCAL HELPER FUNCTIONS --------- */
-
-/* private client context constructor ; default values */
-static audioCtxHandleT* initAudioCtx () {
-
-    audioCtxHandleT *ctx;
-    int i;
-
-    ctx = malloc (sizeof(audioCtxHandleT));
-    ctx->audio_dev = NULL;
-    ctx->name = NULL;
-    ctx->idx = -1;
-    for (i = 0; i < 8; i++)
-        ctx->volume[i] = 25;
-    ctx->channels = 2;
-    ctx->mute = 0;
-    ctx->is_playing = 0;
-
-    return ctx;
-}
-
-static void releaseAudioCtx (void *context) {
-
-    audioCtxHandleT *ctx = (audioCtxHandleT*) context;
-
-    /* power it off */
-    _backend_free (ctx);
-
-    /* clean client context */
-    ctx->audio_dev = NULL;
-    if (ctx->name)
-		free (ctx->name);
-    ctx->idx = -1;
-    free (ctx);
-}
-
-
-/* ------ PUBLIC PLUGIN FUNCTIONS --------- */
-
-static void init (struct afb_req request) {        /* AFB_SESSION_CHECK */
-
-    audioCtxHandleT *ctx = afb_req_context_get (request);
-    json_object *jresp;
-
-    /* create a private client context */
-	if (!ctx) {
-        ctx = initAudioCtx();
-        afb_req_context_set (request, ctx, releaseAudioCtx);
-    }
-
-    if (!_backend_init ("default", ctx))
-        afb_req_fail (request, "failed", "backend initialization failed");
-
-    jresp = json_object_new_object();
-    json_object_object_add (jresp, "init", json_object_new_string ("success"));
-    afb_req_success (request, jresp, "Audio initialized");
-}
-
-static void volume (struct afb_req request) {      /* AFB_SESSION_CHECK */
-
-    audioCtxHandleT *ctx = afb_req_context_get (request);
-    const char *value = afb_req_value (request, "value");
-    json_object *jresp;
-    unsigned int volume[8], i;
-    char *volume_i;
-    char volume_str[256];
-    size_t len_str = 0;
-
-	if (!ctx) {
-        afb_req_fail (request, "failed", "you must call 'init' first");
-        return;
-    }
-    jresp = json_object_new_object();
-
-    /* no "?value=" parameter : return current state */
-    if (!value) {
-        for (i = 0; i < 8; i++) {
-            ctx->volume[i] = _backend_get_volume (ctx, i);
-            snprintf (volume_str+len_str, sizeof(volume_str)-len_str, "%d,", ctx->volume[i]);
-            len_str = strlen (volume_str);
-        }
-        json_object_object_add (jresp, "volume", json_object_new_string(volume_str));
-        afb_req_success (request, jresp, "Audio - Volume obtained");
-        return;
-    }
-
-    /* "?value=" parameter, set volume */
-    else {
-        volume_i = strdup (value);
-        volume_i = strtok (volume_i, ",");
-        volume[0] = (unsigned int) atoi (volume_i);
-
-        if (100 < volume[0]) {
-            free (volume_i);
-            afb_req_fail (request, "failed", "volume must be between 0 and 100");
-            return;
-        }
-        ctx->volume[0] = volume[0];
-        _backend_set_volume (ctx, 0, ctx->volume[0]);
-        snprintf (volume_str, sizeof(volume_str), "%d,", ctx->volume[0]);
-
-        for (i = 1; i < 8; i++) {
-            volume_i = strtok (NULL, ",");
-            /* if there is only one value, set all channels to this one */
-            if (!volume_i && i == 1)
-               _backend_set_volume_all (ctx, ctx->volume[0]);
-            if (!volume_i || 100 < atoi(volume_i) || atoi(volume_i) < 0)
-               ctx->volume[i] = _backend_get_volume (ctx, i);
-            else {
-               ctx->volume[i] = (unsigned int) atoi(volume_i);
-               _backend_set_volume (ctx, i, ctx->volume[i]);
-            }
-            len_str = strlen(volume_str);
-            snprintf (volume_str+len_str, sizeof(volume_str)-len_str, "%d,", ctx->volume[i]);
-        }
-        free (volume_i);
-        json_object_object_add (jresp, "volume", json_object_new_string(volume_str));
-    }
-
-    afb_req_success (request, jresp, "Audio - Volume changed");
-}
-
-static void channels (struct afb_req request) {    /* AFB_SESSION_CHECK */
-
-    audioCtxHandleT *ctx = afb_req_context_get (request);
-    const char *value = afb_req_value (request, "value");
-    json_object *jresp;
-    char channels_str[256];
-
-	if (!ctx) {
-        afb_req_fail (request, "failed", "you must call 'init' first");
-        return;
-    }
-    jresp = json_object_new_object();
-
-    /* no "?value=" parameter : return current state */
-    if (!value) {
-        snprintf (channels_str, sizeof(channels_str), "%d", ctx->channels);
-
-        json_object_object_add (jresp, "channels", json_object_new_string (channels_str));
-        afb_req_success (request, jresp, "Audio - Channels obtained");
-        return;
-    }
-
-    /* "?value=" parameter, set channels */
-    else {
-        ctx->channels = (unsigned int) atoi (value);
-        _backend_set_channels (ctx, ctx->channels);
-        snprintf (channels_str, sizeof(channels_str), "%d", ctx->channels);
-
-        jresp = json_object_new_object();
-        json_object_object_add (jresp, "channels", json_object_new_string (channels_str));
-    }
-
-    afb_req_success (request, jresp, "Audio - Channels set");
-}
-
-static void mute (struct afb_req request) {        /* AFB_SESSION_CHECK */
-
-    audioCtxHandleT *ctx = afb_req_context_get (request);
-    const char *value = afb_req_value (request, "value");
-    json_object *jresp;
-
-	if (!ctx) {
-        afb_req_fail (request, "failed", "you must call 'init' first");
-        return;
-    }
-    jresp = json_object_new_object();
-
-    /* no "?value=" parameter : return current state */
-    if (!value) {
-        ctx->mute = _backend_get_mute (ctx);
-        ctx->mute ?
-            json_object_object_add (jresp, "mute", json_object_new_string ("on"))
-          : json_object_object_add (jresp, "mute", json_object_new_string ("off"));
-        afb_req_success (request, jresp, "Audio - Mute status obtained");
-        return;
-    }
-
-    /* "?value=" parameter is "1" or "true" */
-    else if ( atoi(value) == 1 || !strcasecmp(value, "true") ) {
-        ctx->mute = 1;
-        _backend_set_mute (ctx, ctx->mute);
-        json_object_object_add (jresp, "mute", json_object_new_string ("on"));
-    }
-
-    /* "?value=" parameter is "0" or "false" */
-    else if ( atoi(value) == 0 || !strcasecmp(value, "false") ) {
-        ctx->mute = 0;
-        _backend_set_mute (ctx, ctx->mute);
-        json_object_object_add (jresp, "mute", json_object_new_string ("off"));
-    }
-
-    afb_req_success (request, jresp, "Audio - Mute set");
-}
-
-static void play (struct afb_req request) {        /* AFB_SESSION_CHECK */
-
-    audioCtxHandleT *ctx = afb_req_context_get (request);
-    const char *value = afb_req_value (request, "value");
-    json_object *jresp;
-
-	if (!ctx) {
-        afb_req_fail (request, "failed", "you must call 'init' first");
-        return;
-    }
-    jresp = json_object_new_object();
-
-    /* no "?value=" parameter : return current state */
-    if (!value) {
-        ctx->is_playing ?
-            json_object_object_add (jresp, "play", json_object_new_string ("on"))
-          : json_object_object_add (jresp, "play", json_object_new_string ("off"));
-        afb_req_success (request, jresp, "Audio - Playing status obtained");
-        return;
-    }
-
-    /* "?value=" parameter is "1" or "true" */
-    else if ( atoi(value) == 1 || !strcasecmp(value, "true") ) {
-        ctx->is_playing = 1;
-        _backend_play (ctx);
-        json_object_object_add (jresp, "play", json_object_new_string ("on"));
-    }
-
-    /* "?value=" parameter is "0" or "false" */
-    else if ( atoi(value) == 0 || !strcasecmp(value, "false") ) {
-        ctx->is_playing = 0;
-        _backend_stop (ctx);
-        json_object_object_add (jresp, "play", json_object_new_string ("off"));
-    }
-
-    afb_req_success (request, jresp, "Audio - Play");
-}
-
-static void ping (struct afb_req request) {         /* AFB_SESSION_NONE */
-    afb_req_success (request, NULL, "Audio - Ping success");
-}
-
-static const struct afb_verb_desc_v1 verbs[] = {
-  {"init"    , AFB_SESSION_CHECK,  init      , "Audio API - init"},
-  {"volume"  , AFB_SESSION_CHECK,  volume    , "Audio API - volume"},
-  {"channels", AFB_SESSION_CHECK,  channels  , "Audio API - channels"},
-  {"mute"    , AFB_SESSION_CHECK,  mute      , "Audio API - mute"},
-  {"play"    , AFB_SESSION_CHECK,  play      , "Audio API - play"},
-  {"ping"    , AFB_SESSION_NONE,   ping      , "Audio API - ping"},
-  {NULL}
-};
-
-static const struct afb_binding pluginDesc = {
-    .type   = AFB_BINDING_VERSION_1,
-    .v1 = {
-        .info   = "Application Framework Binder - Audio plugin",
-        .prefix = "audio",
-        .verbs   = verbs
-    }
-};
-
-const struct afb_binding *afbBindingV1Register (const struct afb_binding_interface *itf)
-{
-	return &pluginDesc;
-}
diff --git a/bindings/audio/audio-api.h b/bindings/audio/audio-api.h
deleted file mode 100644
index 1b40136d..00000000
--- a/bindings/audio/audio-api.h
+++ /dev/null
@@ -1,38 +0,0 @@
-/*
- * Copyright (C) 2015, 2016, 2017 "IoT.bzh"
- * Author "Manuel Bachmann"
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef AUDIO_API_H
-#define AUDIO_API_H
-
-/* global plugin handle, should store everything we may need */
-typedef struct {
-  int devCount;
-} pluginHandleT;
-
-/* private client context [will be destroyed when client leaves] */
-typedef struct {
-  void *audio_dev;          /* handle to implementation (ALSA, PulseAudio...) */
-  char *name;               /* name of the audio card */
-  int idx;                  /* audio card index within global array           */
-  unsigned int volume[8];   /* audio volume (8 channels) : 0-100              */
-  unsigned int channels;    /* audio channels : 1(mono)/2(stereo)...          */
-  unsigned char mute;       /* audio muted : 0(false)/1(true)                 */
-  unsigned char is_playing; /* audio is playing: 0(false)/1(true)             */
-} audioCtxHandleT;
-
-
-#endif /* AUDIO_API_H */
diff --git a/bindings/audio/audio-pulse.c b/bindings/audio/audio-pulse.c
deleted file mode 100644
index 16e7aa15..00000000
--- a/bindings/audio/audio-pulse.c
+++ /dev/null
@@ -1,491 +0,0 @@
-/*
- * Copyright (C) 2016, 2017 "IoT.bzh"
- * Author "Manuel Bachmann"
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#define _GNU_SOURCE
-#include <stdio.h>
-
-#include "audio-api.h"
-#include "audio-pulse.h"
-
-static struct alsa_info **alsa_info = NULL;
-static struct dev_ctx_pulse **dev_ctx_p = NULL;
-static unsigned int client_count = 0;
-
-
-unsigned char _pulse_init (const char *name, audioCtxHandleT *ctx) {
-
-    pa_mainloop *pa_loop;
-    pa_mainloop_api *pa_api;
-    pa_context *pa_context;
-    pa_simple *pa;
-    pa_sample_spec *pa_spec;
-    struct timeval tv_start, tv_now;
-    int ret, error, i;
-
-    pa_loop = pa_mainloop_new ();
-    pa_api = pa_mainloop_get_api (pa_loop);
-    pa_context = pa_context_new (pa_api, "afb-audio-plugin");
-
-    /* allocate the global array if it hasn't been done */
-    if (!dev_ctx_p)
-        dev_ctx_p = (dev_ctx_pulse_T**) malloc (sizeof(dev_ctx_pulse_T*));
-
-    /* create a temporary device, to be held until sink gets discovered */
-    dev_ctx_pulse_T *dev_ctx_p_t = (dev_ctx_pulse_T*) malloc (sizeof(dev_ctx_pulse_T));
-    dev_ctx_p_t->sink_name = NULL;
-    dev_ctx_p_t->card_name = (char**) malloc (sizeof(char*));
-    dev_ctx_p_t->card_name[0] = strdup (name);
-    dev_ctx_p_t->pa_loop = pa_loop;
-    dev_ctx_p_t->pa_context = pa_context;
-
-    pa_context_set_state_callback (pa_context, _pulse_context_cb, (void*)dev_ctx_p_t);
-    pa_context_connect (pa_context, NULL, 0, NULL);
-
-    /* 1 second should be sufficient to retrieve sink info */
-    gettimeofday (&tv_start, NULL);
-    gettimeofday (&tv_now, NULL);
-    while (tv_now.tv_sec - tv_start.tv_sec <= 2) {
-        pa_mainloop_iterate (pa_loop, 0, &ret);
-
-        if (ret == -1) { /* generic error */
-            fprintf (stderr, "Stopping PulseAudio backend...\n");
-            return 0;
-        }
-
-        if ((ret > 0)&&(ret < 100)) { /* 0 and >100 are PulseAudio codes */
-            /* found a matching sink from callback */
-            fprintf (stderr, "Success : using sink n.%d\n", ret-1);
-            ctx->audio_dev = (void*)dev_ctx_p[ret-1];
-            break;
-        }
-        gettimeofday (&tv_now, NULL);
-    }
-    /* fail if we found no matching sink */
-    if (!ctx->audio_dev)
-      return 0;
-
-    /* make the client context aware of current card state */
-    ctx->mute = (unsigned char)dev_ctx_p[ret-1]->mute;
-    ctx->channels = (unsigned int)dev_ctx_p[ret-1]->volume.channels;
-    for (i = 0; i < ctx->channels; i++)
-        ctx->volume[i] = dev_ctx_p[ret-1]->volume.values[i];
-    ctx->idx = ret-1;
-
-    /* open matching sink for playback */
-    pa_spec = (pa_sample_spec*) malloc (sizeof(pa_sample_spec));
-    pa_spec->format = PA_SAMPLE_S16LE;
-    pa_spec->rate = 22050;
-    pa_spec->channels = (uint8_t)ctx->channels;
-
-    if (!(pa = pa_simple_new (NULL, "afb-audio-plugin", PA_STREAM_PLAYBACK, dev_ctx_p[ret-1]->sink_name,
-                              "afb-audio-output", pa_spec, NULL, NULL, &error))) {
-        fprintf (stderr, "Error opening PulseAudio sink %s : %s\n",
-                          dev_ctx_p[ret-1]->sink_name, pa_strerror(error));
-        return 0;
-    }
-    dev_ctx_p[ret-1]->pa = pa;
-    free (pa_spec);
-
-    client_count++;
-
-    fprintf (stderr, "Successfully initialized PulseAudio backend.\n");
-
-    return 1;
-}
-
-void _pulse_free (audioCtxHandleT *ctx) {
-
-    int num, i;
-
-    client_count--;
-    if (client_count > 0) return;
-
-    for (num = 0; num < (sizeof(dev_ctx_p)/sizeof(dev_ctx_pulse_T*)); num++) {
-
-         for (i = 0; num < (sizeof(dev_ctx_p[num]->card_name)/sizeof(char*)); i++) {
-             free (dev_ctx_p[num]->card_name[i]);
-             dev_ctx_p[num]->card_name[i] = NULL;
-         }
-         pa_context_disconnect (dev_ctx_p[num]->pa_context);
-         pa_context_unref (dev_ctx_p[num]->pa_context);
-         pa_mainloop_free (dev_ctx_p[num]->pa_loop);
-         pa_simple_free (dev_ctx_p[num]->pa);
-         free (dev_ctx_p[num]->sink_name);
-         dev_ctx_p[num]->pa_context = NULL;
-         dev_ctx_p[num]->pa_loop = NULL;
-         dev_ctx_p[num]->pa = NULL;
-         dev_ctx_p[num]->sink_name = NULL;
-         free (dev_ctx_p[num]);
-    }
-}
-
-void _pulse_play (audioCtxHandleT *ctx) {
-
-    dev_ctx_pulse_T* dev_ctx_p_c = (dev_ctx_pulse_T*)ctx->audio_dev;
-
-    if (!dev_ctx_p_c || dev_ctx_p_c->thr_should_run || access (AUDIO_BUFFER, F_OK) == -1)
-        return;
-
-    dev_ctx_p_c->thr_should_run = 1;
-    dev_ctx_p_c->thr_finished = 0;
-    pthread_create (&dev_ctx_p_c->thr, NULL, _pulse_play_thread_fn, (void*)dev_ctx_p_c);
-}
-
-void _pulse_stop (audioCtxHandleT *ctx) {
-
-    dev_ctx_pulse_T* dev_ctx_p_c = (dev_ctx_pulse_T*)ctx->audio_dev;
-
-    if (!dev_ctx_p_c || !dev_ctx_p_c->thr_should_run)
-        return;
-
-    dev_ctx_p_c->thr_should_run = 0;
-    while (!dev_ctx_p_c->thr_finished)
-        usleep(100000);
-    pthread_join (dev_ctx_p_c->thr, NULL);
-}
-
-unsigned int _pulse_get_volume (audioCtxHandleT *ctx, unsigned int channel) {
-
-    dev_ctx_pulse_T* dev_ctx_p_c = (dev_ctx_pulse_T*)ctx->audio_dev;
-
-    if (!dev_ctx_p_c)
-        return 0;
-
-    _pulse_refresh_sink (dev_ctx_p_c);
-
-    return (dev_ctx_p_c->volume.values[channel]*100)/PA_VOLUME_NORM;
-}
-
-void _pulse_set_volume (audioCtxHandleT *ctx, unsigned int channel, unsigned int vol) {
-
-    dev_ctx_pulse_T* dev_ctx_p_c = (dev_ctx_pulse_T*)ctx->audio_dev;
-    struct pa_cvolume volume;
-
-    if (!dev_ctx_p_c)
-        return;
-
-    volume = dev_ctx_p_c->volume;
-    volume.values[channel] = (vol*PA_VOLUME_NORM)/100;
-
-    pa_context_set_sink_volume_by_name (dev_ctx_p_c->pa_context, dev_ctx_p_c->sink_name,
-                                        &volume, NULL, NULL);
-    _pulse_refresh_sink (dev_ctx_p_c);
-}
-
-void _pulse_set_volume_all (audioCtxHandleT *ctx, unsigned int vol) {
-
-    dev_ctx_pulse_T* dev_ctx_p_c = (dev_ctx_pulse_T*)ctx->audio_dev;
-    struct pa_cvolume volume;
-
-    if (!dev_ctx_p_c)
-        return;
-
-    pa_cvolume_init (&volume);
-    pa_cvolume_set (&volume, dev_ctx_p_c->volume.channels, vol);
-
-    pa_context_set_sink_volume_by_name (dev_ctx_p_c->pa_context, dev_ctx_p_c->sink_name,
-                                        &volume, NULL, NULL);
-    _pulse_refresh_sink (dev_ctx_p_c);
-}
-
-unsigned char _pulse_get_mute (audioCtxHandleT *ctx) {
-
-    dev_ctx_pulse_T* dev_ctx_p_c = (dev_ctx_pulse_T*)ctx->audio_dev;
-
-    if (!dev_ctx_p_c)
-        return 0;
-
-    _pulse_refresh_sink (dev_ctx_p_c);
-
-    return (unsigned char)dev_ctx_p_c->mute;
-}
-
-void _pulse_set_mute (audioCtxHandleT *ctx, unsigned char mute) {
-
-    dev_ctx_pulse_T* dev_ctx_p_c = (dev_ctx_pulse_T*)ctx->audio_dev;
-
-    if (!dev_ctx_p_c)
-        return;
-
-    pa_context_set_sink_mute_by_name (dev_ctx_p_c->pa_context, dev_ctx_p_c->sink_name,
-                                      (int)mute, NULL, NULL);
-    _pulse_refresh_sink (dev_ctx_p_c);
-}
-
- /* ---- LOCAL HELPER FUNCTIONS ---- */
-
-void _pulse_refresh_sink (dev_ctx_pulse_T* dev_ctx_p_c) {
-
-    pa_mainloop_api *pa_api;
-
-    dev_ctx_p_c->pa_loop = pa_mainloop_new ();
-    pa_api = pa_mainloop_get_api (dev_ctx_p_c->pa_loop);
-    dev_ctx_p_c->pa_context = pa_context_new (pa_api, "afb-audio-plugin");
-
-    dev_ctx_p_c->refresh = 1;
-
-    switch (pa_context_get_state (dev_ctx_p_c->pa_context)) {
-      case PA_CONTEXT_READY:
-        pa_context_get_sink_info_by_name (dev_ctx_p_c->pa_context,
-                                          dev_ctx_p_c->sink_name,
-                                          _pulse_sink_info_cb, (void*)dev_ctx_p_c);
-        break;
-      default:
-        return;
-    }
-
-    while (dev_ctx_p_c->refresh)
-        pa_mainloop_iterate (dev_ctx_p_c->pa_loop, 0, NULL);
-}
-
-void _pulse_enumerate_cards () {
-
-    void **cards, **card;
-    char *name, *found, *alsa_name, *card_name;
-    int new_info, i, num = 0;
-
-    /* allocate the global alsa array */
-    alsa_info = (alsa_info_T**) malloc (sizeof(alsa_info_T*));
-    alsa_info[0] = (alsa_info_T*) malloc (sizeof(alsa_info_T));
-    alsa_info[0]->device = NULL;
-    alsa_info[0]->synonyms = NULL;
-
-    /* we use ALSA to enumerate cards */
-    snd_device_name_hint (-1, "pcm", &cards);
-    card = cards;
-
-    for (; *card != NULL; card++) {
-        name = snd_device_name_get_hint (*card, "NAME");
-        new_info = 1;
-
-        /* alsa name is before ':' (if ':' misses, then it has no card) */
-        found = strstr (name, ":");
-        if (!found) continue;
-        /* */
-        alsa_name = (char*) malloc (found-name+1);
-        strncpy (alsa_name, name, found-name);
-        alsa_name[found-name] = '\0';
-
-        /* card name is the invariant between "CARD=" and ',' */
-        found = strstr (name, "CARD=");
-        if (!found) continue;
-        /* */
-        found += 5;
-        card_name = strdup (found);
-        found = strstr (card_name, ",");
-        if (found) card_name[found-card_name] = '\0';
-
-        /* was the card name already listed in the global alsa array ? */
-        for (i = 0; i < (sizeof(alsa_info)/sizeof(alsa_info_T*)); i++) {
-
-            if (alsa_info[i]->device &&
-                !strcmp (alsa_info[i]->device, card_name)) {
-                /* it was ; add the alsa name as a new synonym */
-                asprintf (&alsa_info[i]->synonyms, "%s:%s", alsa_info[i]->synonyms, alsa_name);
-                new_info = 0;
-                break;
-            }
-        }
-        /* it was not ; create it */
-        if (new_info) {
-            alsa_info = (alsa_info_T**) realloc (alsa_info, (num+1)*sizeof(alsa_info_T*));
-            alsa_info[num] = (alsa_info_T*) malloc (sizeof(alsa_info_T));
-            alsa_info[num]->device = strdup (card_name);
-            asprintf (&alsa_info[num]->synonyms, ":%s", alsa_name);
-            num++;
-        }
-        free (alsa_name);
-        free (card_name);
-    }
-}
-
-char** _pulse_find_cards (const char *name) {
-
-    char **cards = NULL;
-    char *needle, *found, *next;
-    int num, i = 0;
-
-    if (!alsa_info)
-      _pulse_enumerate_cards ();
-
-    asprintf (&needle, ":%s", name);
-
-    for (num = 0; num < (sizeof(alsa_info)/sizeof(alsa_info_T*)); num++) {
-
-        found = strstr (alsa_info[num]->synonyms, needle);
-        while (found) {
-            /* if next character is not ':' or '\0', we are wrong */
-            if ((found[strlen(name)+1] != ':') && (found[strlen(name)+1] != '\0')) {
-                found = strstr (found+1, needle);
-                continue;
-            }
-            /* found it ; now return all the "synonym" cards */
-            found = strstr (alsa_info[num]->synonyms, ":");
-            while (found) {
-                next = strstr (found+1, ":");
-                if (!next) break;
-                cards = (char**) realloc (cards, (i+1)*sizeof(char*));
-                cards[i] = (char*) malloc (next-found+1);
-                strncpy (cards[i], found+1, next-found);
-                cards[i][next-found-1] = '\0';
-                found = next; i++;
-            }
-        }
-    }
-    free (needle);
-
-    return cards;
-}
-
- /* ---- LOCAL CALLBACK FUNCTIONS ---- */
-
-void _pulse_context_cb (pa_context *context, void *data) {
-
-    pa_context_state_t state = pa_context_get_state (context);
-    dev_ctx_pulse_T *dev_ctx_p_t = (dev_ctx_pulse_T *)data;
-
-    if (state == PA_CONTEXT_FAILED) {
-        fprintf (stderr, "Could not connect to PulseAudio !\n");
-        pa_mainloop_quit (dev_ctx_p_t->pa_loop, -1);
-        pa_context_disconnect (dev_ctx_p_t->pa_context);
-        pa_context_unref (dev_ctx_p_t->pa_context);
-        pa_mainloop_free (dev_ctx_p_t->pa_loop);
-    }
-
-    if (state == PA_CONTEXT_READY)
-        pa_context_get_sink_info_list (context, _pulse_sink_list_cb, (void*)dev_ctx_p_t);
-}
-
-void _pulse_sink_list_cb (pa_context *context, const pa_sink_info *info,
-				 int eol, void *data) {
-
-    dev_ctx_pulse_T *dev_ctx_p_t = (dev_ctx_pulse_T *)data;
-    const char *device_string;
-    char *device, *found;
-    char **cards;
-    int num, i;
-
-    if (eol != 0)
-        return;
-
-    device_string = pa_proplist_gets (info->proplist, "device.string");
-    /* ignore sinks with no cards */
-    if (!device_string)
-        return;
-
-    /* was a sink with similar name already found ? */
-    for (num = 0; num < (sizeof(dev_ctx_p)/sizeof(dev_ctx_pulse_T*)); num++) {
-        if (dev_ctx_p[num]->sink_name &&
-           !strcmp (dev_ctx_p[num]->sink_name, info->name)) {
-
-            /* yet it was, did it have the required card ? */
-            cards = dev_ctx_p[num]->card_name;
-            for (i = 0; i < (sizeof(cards)/sizeof(char*)); i++) {
-                if (!strcmp (cards[i], dev_ctx_p_t->card_name[0])) {
-                    /* it did : stop there and succeed */
-                    fprintf (stderr, "Found matching sink : %s\n", info->name);
-                    /* we return num+1 because '0' is already used */
-                    pa_mainloop_quit (dev_ctx_p_t->pa_loop, num+1);
-                    pa_context_disconnect (dev_ctx_p_t->pa_context);
-                    pa_context_unref (dev_ctx_p_t->pa_context);
-                    pa_mainloop_free (dev_ctx_p_t->pa_loop);
-                }
-            }
-            /* it did not, ignore and return */
-            return;
-        }
-    }
-    num++;
-
-    /* remove ending ":0",":1"... in device name */
-    device = strdup (device_string);
-    found = strstr (device, ":");
-    if (found) device[found-device] = '\0';
-
-    /* new sink, find all the cards it manages, fail if none */
-    cards = _pulse_find_cards (device);
-    free (device);
-    if (!cards)
-        return;
-
-    /* everything is well, register it in global array */
-    dev_ctx_p_t->sink_name = strdup (info->name);
-    dev_ctx_p_t->card_name = cards;
-    dev_ctx_p_t->mute = info->mute;
-    dev_ctx_p_t->volume = info->volume;
-    dev_ctx_p_t->thr_should_run = 0;
-    dev_ctx_p_t->thr_finished = 0;
-    dev_ctx_p[num] = dev_ctx_p_t;
-
-    /* does this new sink have the card we are looking for ? */ /* TODO : factorize this */
-    for (i = 0; i < (sizeof(cards)/sizeof(char*)); i++) {
-        if (!strcmp (cards[i], dev_ctx_p_t->card_name[0])) {
-             /* it did : stop there and succeed */
-             fprintf (stderr, "Found matching sink : %s\n", info->name);
-             /* we return num+1 because '0' is already used */
-             pa_mainloop_quit (dev_ctx_p_t->pa_loop, num+1);
-             pa_context_disconnect (dev_ctx_p_t->pa_context);
-             pa_context_unref (dev_ctx_p_t->pa_context);
-             pa_mainloop_free (dev_ctx_p_t->pa_loop);
-        }
-    }
-}
-
-void _pulse_sink_info_cb (pa_context *context, const pa_sink_info *info,
-				 int eol, void *data) {
-
-    dev_ctx_pulse_T *dev_ctx_p_c = (dev_ctx_pulse_T *)data;
-
-    if (eol != 0)
-        return;
-
-    dev_ctx_p_c->refresh = 0;
-    dev_ctx_p_c->mute = info->mute;
-    dev_ctx_p_c->volume = info->volume;
-}
-
- /* ---- LOCAL THREADED FUNCTIONS ---- */
-
-void* _pulse_play_thread_fn (void *ctx) {
-
-    dev_ctx_pulse_T *dev_ctx_p_c = (dev_ctx_pulse_T *)ctx;
-    FILE *file = NULL;
-    char *buf = NULL;
-    long size;
-    int error;
-
-    file = fopen (AUDIO_BUFFER, "rb");
-
-    while (dev_ctx_p_c->thr_should_run && file && (access (AUDIO_BUFFER, F_OK) != -1) ) {
-        fseek (file, 0, SEEK_END);
-        size = ftell (file);
-        buf = (char*) realloc (buf, size * sizeof(char));
-
-        fseek (file, 0, SEEK_SET);
-        fread (buf, 1, size, file);
-        fflush (file);
-
-        if (pa_simple_write (dev_ctx_p_c->pa, buf, size*2, &error) < 0)
-            fprintf (stderr, "Error writing to PulseAudio : %s\n", pa_strerror (error));
-        /* pa_simple_drain (dev_ctx_p_c->pa); */
-    }
-    if (buf) free(buf);
-    if (file) fclose(file);
-
-    dev_ctx_p_c->thr_finished = 1;
-    return 0;
-}
diff --git a/bindings/audio/audio-pulse.h b/bindings/audio/audio-pulse.h
deleted file mode 100644
index 7ef5dd77..00000000
--- a/bindings/audio/audio-pulse.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
- * Copyright (C) 2016, 2017 "IoT.bzh"
- * Author "Manuel Bachmann"
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *   http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-#ifndef AUDIO_PULSE_H
-#define AUDIO_PULSE_H
-
-#include <sys/time.h>
-#include <pulse/pulseaudio.h>
-#include <pulse/simple.h>
-#include <pulse/error.h>
-
-#include "audio-alsa.h"
-
-typedef struct dev_ctx_pulse dev_ctx_pulse_T;
-typedef struct alsa_info alsa_info_T;
-
-struct dev_ctx_pulse {
-  char *sink_name;
-  char **card_name;
-  pa_mainloop *pa_loop;
-  pa_context *pa_context;
-  pa_simple *pa;
-  pa_cvolume volume;
-  int mute;
-  unsigned char refresh;
-  pthread_t thr;
-  unsigned char thr_should_run;
-  unsigned char thr_finished;
-};
-
-struct alsa_info {
-  char *device;
-  char *synonyms;
-};
-
-unsigned char _pulse_init (const char *, audioCtxHandleT *);
-void _pulse_free (audioCtxHandleT *);
-void _pulse_play (audioCtxHandleT *);
-void _pulse_stop (audioCtxHandleT *);
-unsigned int _pulse_get_volume (audioCtxHandleT *, unsigned int);
-void _pulse_set_volume (audioCtxHandleT *, unsigned int, unsigned int);
-void _pulse_set_volume_all (audioCtxHandleT *, unsigned int);
-unsigned char _pulse_get_mute (audioCtxHandleT *);
-void _pulse_set_mute (audioCtxHandleT *, unsigned char);
-
-void  _pulse_context_cb (pa_context *, void *);
-void  _pulse_sink_list_cb (pa_context *, const pa_sink_info *, int, void *);
-void  _pulse_sink_info_cb (pa_context *, const pa_sink_info *, int, void *);
-void* _pulse_play_thread_fn (void *);
-void  _pulse_refresh_sink (dev_ctx_pulse_T *);
-
-#endif /* AUDIO_PULSE_H */
diff --git a/bindings/audio/export.map b/bindings/audio/export.map
deleted file mode 100644
index 0ef1ac79..00000000
--- a/bindings/audio/export.map
+++ /dev/null
@@ -1 +0,0 @@
-{ global: afbBindingV1Register; local: *; };