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Diffstat (limited to 'ahl-binding/ahl-json.c')
| -rw-r--r-- | ahl-binding/ahl-json.c | 296 |
1 files changed, 0 insertions, 296 deletions
diff --git a/ahl-binding/ahl-json.c b/ahl-binding/ahl-json.c deleted file mode 100644 index b711b43..0000000 --- a/ahl-binding/ahl-json.c +++ /dev/null @@ -1,296 +0,0 @@ -/* - * Copyright (C) 2017 "Audiokinetic Inc" - * - * 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 AFB_BINDING_VERSION 2 -#include <afb/afb-binding.h> -#include "wrap-json.h" -#include <json-c/json.h> -#include <glib.h> -#include "ahl-binding.h" - -static char * DeviceURITypeEnumToStr(DeviceURITypeT in_eDeviceURIType) { - switch(in_eDeviceURIType) { - case DEVICEURITYPE_ALSA_HW: // Alsa hardware device URI - return AHL_DEVICEURITYPE_ALSA_HW; - case DEVICEURITYPE_ALSA_DMIX: // Alsa Dmix device URI (only for playback devices) - return AHL_DEVICEURITYPE_ALSA_DMIX; - case DEVICEURITYPE_ALSA_DSNOOP: // Alsa DSnoop device URI (only for capture devices) - return AHL_DEVICEURITYPE_ALSA_DSNOOP; - case DEVICEURITYPE_ALSA_SOFTVOL: // Alsa softvol device URI - return AHL_DEVICEURITYPE_ALSA_SOFTVOL; - case DEVICEURITYPE_ALSA_PLUG: // Alsa plug device URI - return AHL_DEVICEURITYPE_ALSA_PLUG; - case DEVICEURITYPE_ALSA_OTHER: // Alsa domain URI device of unspecified type - return AHL_DEVICEURITYPE_ALSA_OTHER; - case DEVICEURITYPE_NOT_ALSA: // Unknown (not ALSA domain) - return AHL_DEVICEURITYPE_NOT_ALSA; - default: - return "Unknown"; - } -} - -static char * StreamStateEnumToStr(StreamStateT in_eStreamState) { - switch(in_eStreamState) { - case STREAM_STATE_IDLE: - return AHL_STREAM_STATE_IDLE; - case STREAM_STATE_RUNNING: - return AHL_STREAM_STATE_RUNNING; - case STREAM_STATE_PAUSED: - return AHL_STREAM_STATE_PAUSED; - default: - return "Unknown"; - } -} - -static char * StreamMuteEnumToStr(StreamMuteT in_eStreamMute) { - switch(in_eStreamMute) { - case STREAM_UNMUTED: - return AHL_STREAM_UNMUTED; - case STREAM_MUTED: - return AHL_STREAM_MUTED; - default: - return "Unknown"; - } -} - -static int EndpointPropTableToJSON(GHashTable * pPropTable, json_object **ppProptableJ) -{ - if(pPropTable == NULL) - { - AFB_ERROR("Invalid EndpointPropTableToJSON arguments"); - return AHL_FAIL; - } - - // Create json object for PropTable - *ppProptableJ = json_object_new_array(); - GHashTableIter iter; - gpointer key, value; - g_hash_table_iter_init (&iter, pPropTable); - while (g_hash_table_iter_next (&iter, &key, &value)) - { - if ( key != NULL && value != NULL) { - json_object *pPropertyJ = NULL; - json_object_get(value); - int err = wrap_json_pack(&pPropertyJ, "{s:s,s:o}", - "property_name", (char*)key, - "property_value", value - ); - if(err) - { - AFB_ERROR("Unable to pack JSON endpoint, =%s", wrap_json_get_error_string(err)); - return AHL_FAIL; - } - json_object_array_add(*ppProptableJ, pPropertyJ); - } - } - - return AHL_SUCCESS; -} - -int EndpointInfoToJSON(EndpointInfoT * pEndpointInfo, json_object **ppEndpointInfoJ) -{ - if(pEndpointInfo == NULL || pEndpointInfo->pPropTable == NULL) - { - AFB_ERROR("Invalid EndpointInfoToJSON arguments"); - return AHL_FAIL; - } - - json_object * pPropTableJ = NULL; - int err = EndpointPropTableToJSON(pEndpointInfo->pPropTable,&pPropTableJ); - if (err) { - return AHL_FAIL; - } - - // Create json object for EndpointInfo - err = wrap_json_pack(ppEndpointInfoJ, "{s:i,s:i,s:s,s:s,s:s,s:s,s:s,s:i,s:s,s:i,s:i,s:i,s:i,s:i,s:i,s:i,s:o}", - "endpoint_id", pEndpointInfo->endpointID, - "endpoint_type", pEndpointInfo->type, - "device_name", pEndpointInfo->gsDeviceName, - "display_name", pEndpointInfo->gsDisplayName, - "device_uri", pEndpointInfo->gsDeviceURI, - "device_domain", pEndpointInfo->gsDeviceDomain, - "audio_role",pEndpointInfo->pRoleName, - "device_uri_type", pEndpointInfo->deviceURIType, - "hal_api_name", pEndpointInfo->gsHALAPIName, - "alsa_cardNum", pEndpointInfo->alsaInfo.cardNum, - "alsa_deviceNum", pEndpointInfo->alsaInfo.deviceNum, - "alsa_subDeviceNum", pEndpointInfo->alsaInfo.subDeviceNum, - "format_samplerate", pEndpointInfo->format.sampleRate, - "format_numchannels", pEndpointInfo->format.numChannels, - "format_sampletype",pEndpointInfo->format.sampleType, - "volume", pEndpointInfo->iVolume, - "property_table", pPropTableJ - ); - if (err) { - AFB_ERROR("Unable to pack JSON endpoint, =%s", wrap_json_get_error_string(err)); - return AHL_FAIL; - } - - return AHL_SUCCESS; -} - -int StreamInfoToJSON(StreamInfoT * pStreamInfo, json_object **ppStreamInfoJ) -{ - if(pStreamInfo == NULL) - { - AFB_ERROR("Invalid arguments to StreamInfoToJSON"); - return AHL_FAIL; - } - - json_object * pEndpointInfoJ = NULL; - int err = EndpointInfoToJSON(pStreamInfo->pEndpointInfo, &pEndpointInfoJ); - if (err) { - return AHL_FAIL; - } - - // Create json object for stream - err = wrap_json_pack(ppStreamInfoJ, "{s:i,s:i,s:i,s:I,s:i,s:s,s:i,s:i,s:o}", - "stream_id", pStreamInfo->streamID, - "stream_state", pStreamInfo->streamState, - "stream_mute", pStreamInfo->streamMute, - "stream_state_event", &pStreamInfo->streamStateEvent, - "endpoint_sel_mod", pStreamInfo->endpointSelMode, - "role_name", pStreamInfo->pRoleName, - "priority", pStreamInfo->iPriority, - "interrupt_behavior", pStreamInfo->eInterruptBehavior, - "endpoint_info", pEndpointInfoJ - ); - if (err) { - AFB_ERROR("Unable to pack JSON endpoint, =%s", wrap_json_get_error_string(err)); - return AHL_FAIL; - } - - return AHL_SUCCESS; -} - -static int UpdatePropertyList(GHashTable * pPropTable, json_object * pPropTableJ) { - if (pPropTable == NULL || pPropTableJ == NULL) { - AFB_ERROR("Invalid arguments to UpdatePropertyList"); - return AHL_FAIL; - } - // Unpack prop table - int nbProperties = json_object_array_length(pPropTableJ); - for(int i = 0; i < nbProperties; i++) - { - json_object * propJ = json_object_array_get_idx(pPropTableJ,i); - if (propJ) { - char * pPropertyName = NULL; - json_object * pPropertyValueJ = NULL; - int err = wrap_json_unpack(propJ, "{s:s,s:o}", - "property_name", &pPropertyName, - "property_value", &pPropertyValueJ); - if (err) { - AFB_ERROR("Unable to unpack JSON property, = %s", wrap_json_get_error_string(err)); - return AHL_FAIL; - } - - // Object type detection for property value (string = state, numeric = property) - json_type jType = json_object_get_type(pPropertyValueJ); - switch (jType) { - case json_type_double: - g_hash_table_insert(pPropTable, pPropertyName, json_object_new_double(json_object_get_double(pPropertyValueJ))); - break; - case json_type_int: - g_hash_table_insert(pPropTable, pPropertyName, json_object_new_int(json_object_get_int(pPropertyValueJ))); - break; - case json_type_string: - g_hash_table_insert(pPropTable, pPropertyName, json_object_new_string(json_object_get_string(pPropertyValueJ))); - break; - default: - AFB_ERROR("Invalid property argument Property value not a valid json object query=%s", json_object_get_string(pPropertyValueJ)); - return AHL_FAIL; - } - } - } - - return AHL_SUCCESS; -} - -int UpdateEndpointInfo(EndpointInfoT * pEndpoint, json_object * pEndpointInfoJ) { - - if(pEndpoint == NULL || pEndpointInfoJ == NULL) - { - AFB_ERROR("Invalid arguments to UpdateEndpointInfo"); - return AHL_FAIL; - } - - // Push information to endpoint info struct - json_object * pPropTableJ = NULL; - char * pDisplayName = NULL; - char * pHALName = NULL; - int err = wrap_json_unpack(pEndpointInfoJ,"{s:i,s:s,s:s,s:o}", - "init_volume",&pEndpoint->iVolume, - "display_name",&pDisplayName, - "hal_name", &pHALName, - "property_table",&pPropTableJ); - if (err) { - AFB_ERROR("Unable to create Endpoint Json object error:%s ",wrap_json_get_error_string(err)); - return AHL_FAIL; - } - g_strlcpy(pEndpoint->gsDisplayName,pDisplayName,AHL_STR_MAX_LENGTH); - g_strlcpy(pEndpoint->gsHALAPIName,pHALName,AHL_STR_MAX_LENGTH); - - if (pEndpoint->pPropTable && pPropTableJ) { - err = UpdatePropertyList(pEndpoint->pPropTable,pPropTableJ); - if (err) { - AFB_ERROR("Unable to update property table Json object error:%s ",wrap_json_get_error_string(err)); - return AHL_FAIL; - } - } - - return AHL_SUCCESS; -} - -static void AudioFormatStructToJSON(json_object **audioFormatJ, AudioFormatT * pAudioFormat) -{ - wrap_json_pack(audioFormatJ, "{s:i,s:i,s:i}", - "sample_rate", pAudioFormat->sampleRate, - "num_channels", pAudioFormat->numChannels, - "sample_type", pAudioFormat->sampleType); -} - -// Package only information that can useful to application clients when selecting endpoint -void JSONPublicPackageEndpoint(EndpointInfoT * pEndpointInfo,json_object **endpointInfoJ) -{ - json_object *formatInfoJ = NULL; - wrap_json_pack(endpointInfoJ, "{s:i,s:s,s:s,s:s,s:s,s:s,s:s}", - "endpoint_id", pEndpointInfo->endpointID, - "endpoint_type", (pEndpointInfo->type == ENDPOINTTYPE_SOURCE) ? AHL_ENDPOINTTYPE_SOURCE : AHL_ENDPOINTTYPE_SINK, - "device_name", pEndpointInfo->gsDeviceName, - "display_name", pEndpointInfo->gsDisplayName, - "audio_role", pEndpointInfo->pRoleName, - "device_domain",pEndpointInfo->gsDeviceDomain, - "device_uri_type", DeviceURITypeEnumToStr(pEndpointInfo->deviceURIType)); - AudioFormatStructToJSON(&formatInfoJ,&pEndpointInfo->format); - json_object_object_add(*endpointInfoJ,"format",formatInfoJ); - - json_object *pPropTableJ = NULL; - EndpointPropTableToJSON(pEndpointInfo->pPropTable,&pPropTableJ); - json_object_object_add(*endpointInfoJ,"property_table",pPropTableJ); -} - -// Package only information that can useful to application clients when opening a stream -void JSONPublicPackageStream(StreamInfoT * pStreamInfo,json_object **streamInfoJ) -{ - json_object *endpointInfoJ = NULL; - JSONPublicPackageEndpoint(pStreamInfo->pEndpointInfo,&endpointInfoJ); - wrap_json_pack(streamInfoJ, "{s:i,s:s,s:s,s:s}", - "stream_id", pStreamInfo->streamID, - "state", StreamStateEnumToStr(pStreamInfo->streamState), - "mute", StreamMuteEnumToStr(pStreamInfo->streamMute), - "device_uri",pStreamInfo->pEndpointInfo->gsDeviceURI); // Need to open a stream to have access to the device URI - json_object_object_add(*streamInfoJ,"endpoint_info",endpointInfoJ); -}
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