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Diffstat (limited to 'binding/microphone/microphone.c')
| -rw-r--r-- | binding/microphone/microphone.c | 153 |
1 files changed, 153 insertions, 0 deletions
diff --git a/binding/microphone/microphone.c b/binding/microphone/microphone.c new file mode 100644 index 0000000..dc43cd3 --- /dev/null +++ b/binding/microphone/microphone.c @@ -0,0 +1,153 @@ +/* + * Copyright 2019 Microchip Technology Inc. and its subsidiaries + * + * 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 +#ifndef AFB_BINDING_VERSION +# define AFB_BINDING_VERSION 3 +#endif + +#include <stdio.h> +#include <string.h> +#include <afb/afb-binding.h> +#include <wrap-json.h> +#include "wrap-unicens.h" +#include "microphone.h" + +/***************************************************************************** + * types + */ + +enum microphone_mode +{ + MICROPHONE_MODE_NONE = 0, + MICROPHONE_MODE_DOA = 1, + MICROPHONE_MODE_THINKING = 2, + MICROPHONE_MODE_SPEAKING = 3, + MICROPHONE_MODE_ERROR = 4, + MICROPHONE_MODE_WAKING = 5, + MICROPHONE_MODE_ENDING = 6, + MICROPHONE_MODE_CYLON = 7, + MICROPHONE_MODE_RAINBOW = 8, + MICROPHONE_MODE_WHEEL = 9, + MICROPHONE_MODE_UNKNOWN = 10 +}; + +/***************************************************************************** + * local prototypes + */ + +static int microphone_mode_set(enum microphone_mode mode); + +/***************************************************************************** + * local variables and definitions + */ + +#define NODE_ID ((uint16_t)0x520U) +#define MSG_ID_MODE 0x1001U +#define MSG_OP_SET 0x00U + +#define MSG_MAX_PAYLOAD_SZ 2U +static uint8_t _tx_payload[MSG_MAX_PAYLOAD_SZ]; +static bool _available = false; + +/***************************************************************************** + * functions + */ + +extern void microphone_availablility_changed(uint16_t node_id, bool available) { + if (node_id == NODE_ID) { + AFB_API_DEBUG(afbBindingRoot, "%s: amplifier new availability=%d", __func__, available); + _available = available; + } +} + +static int microphone_mode_set(enum microphone_mode mode) { + AFB_API_NOTICE(afbBindingRoot, "microphone_mode_set value=%d", mode); + if (_available == false) { + AFB_API_NOTICE(afbBindingRoot, "%s: node is not available", __func__); + return -1; + } + + if (mode < MICROPHONE_MODE_UNKNOWN) { + _tx_payload[0] = MSG_OP_SET; + _tx_payload[1] = (uint8_t)mode; + wrap_ucs_sendmessage_sync(NODE_ID, MSG_ID_MODE, _tx_payload, MSG_MAX_PAYLOAD_SZ); + } + else { + AFB_API_NOTICE(afbBindingRoot, "%s: given mode is unknown", __func__); + return -1; + } + + return 0; +} + + +/***************************************************************************** + * JSON API + */ + +extern void microphone_mode_set_api(afb_req_t request) { + char *str_mode = NULL; + struct json_object* j_obj = afb_req_json(request); + + AFB_API_NOTICE(afbBindingRoot, "UNICENS-CONTROLLER: %s:%s", __func__, json_object_get_string(j_obj)); + + if (wrap_json_unpack(j_obj, "{s:s}", "value", &str_mode) == 0) { + AFB_API_NOTICE(afbBindingRoot, "UNICENS-CONTROLLER: decoded value=%s", str_mode); + enum microphone_mode mic_mode = MICROPHONE_MODE_UNKNOWN; + + if (strcmp(str_mode, "none") == 0) { + mic_mode = MICROPHONE_MODE_NONE; + } + else if (strcmp(str_mode, "doa") == 0) { + mic_mode = MICROPHONE_MODE_DOA; + } + else if (strcmp(str_mode, "thinking") == 0) { + mic_mode = MICROPHONE_MODE_THINKING; + } + else if (strcmp(str_mode, "speaking") == 0) { + mic_mode = MICROPHONE_MODE_SPEAKING; + } + else if (strcmp(str_mode, "error") == 0) { + mic_mode = MICROPHONE_MODE_ERROR; + } + else if (strcmp(str_mode, "waking") == 0) { + mic_mode = MICROPHONE_MODE_WAKING; + } + else if (strcmp(str_mode, "ending") == 0) { + mic_mode = MICROPHONE_MODE_ENDING; + } + else if (strcmp(str_mode, "cylon") == 0) { + mic_mode = MICROPHONE_MODE_CYLON; + } + else if (strcmp(str_mode, "rainbow") == 0) { + mic_mode = MICROPHONE_MODE_RAINBOW; + } + else if (strcmp(str_mode, "wheel") == 0) { + mic_mode = MICROPHONE_MODE_WHEEL; + } + + if (mic_mode < MICROPHONE_MODE_UNKNOWN) { + microphone_mode_set(mic_mode); + afb_req_success(request, NULL, NULL); + } + else { + afb_req_fail(request, "argument 'value' is not set to a known value", NULL); + } + } + else { + afb_req_fail(request, "missing argument 'value'", NULL); + } +}
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