summaryrefslogtreecommitdiffstats
path: root/4a-hal/4a-hal-controllers/4a-hal-controllers-cb.c
blob: 39f625bbd206e89fa2313207ca66d4a845d3b58e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
/*
 * Copyright (C) 2018 "IoT.bzh"
 * Author Jonathan Aillet <jonathan.aillet@iot.bzh>
 *
 * 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 <string.h>
#include <stdbool.h>

#include <wrap-json.h>

#include "../4a-hal-utilities/4a-hal-utilities-data.h"
#include "../4a-hal-utilities/4a-hal-utilities-verbs-loader.h"

#include "4a-hal-controllers-cb.h"
#include "4a-hal-controllers-mixer-handler.h"

/*******************************************************************************
 *		HAL controllers sections parsing functions		       *
 ******************************************************************************/

int HalCtlsHalMixerConfig(afb_dynapi *apiHandle, CtlSectionT *section, json_object *MixerJ)
{
	CtlConfigT *ctrlConfig;
	struct SpecificHalData *currentHalData;

	if(! apiHandle || ! section)
		return -1;

	if(MixerJ) {
		ctrlConfig = (CtlConfigT *) afb_dynapi_get_userdata(apiHandle);
		if(! ctrlConfig)
			return -2;

		currentHalData = (struct SpecificHalData *) ctrlConfig->external;
		if(! currentHalData)
			return -3;

		if(json_object_is_type(MixerJ, json_type_object))
			currentHalData->ctlHalSpecificData->halMixerJ = MixerJ;
		else
			return -4;

		if(wrap_json_unpack(MixerJ, "{s:s}", "mixerapi", &currentHalData->ctlHalSpecificData->mixerApiName))
			return -5;

		if(wrap_json_unpack(MixerJ, "{s:s}", "uid", &currentHalData->ctlHalSpecificData->mixerVerbName))
			return -6;
	}

	return 0;
}

// TODO JAI : to implement
int HalCtlsHalMapConfig(afb_dynapi *apiHandle, CtlSectionT *section, json_object *StreamControlsJ)
{
	AFB_DYNAPI_WARNING(apiHandle, "JAI :%s not implemented yet", __func__);

	return 0;
}

/*******************************************************************************
 *		HAL controllers verbs functions				       *
 ******************************************************************************/

void HalCtlsActionOnStream(afb_request *request)
{
	int verbToCallSize;

	char *apiToCall, *mixerVerbName, *verbToCall;

	afb_dynapi *apiHandle;
	CtlConfigT *ctrlConfig;

	struct SpecificHalData *currentCtlHalData;

	json_object *requestJson, *returnJ, *toReturnJ;

	apiHandle = (afb_dynapi *) afb_request_get_dynapi(request);
	if(! apiHandle) {
		afb_request_fail(request, "api_handle", "Can't get current hal controller api handle");
		return;
	}

	ctrlConfig = (CtlConfigT *) afb_dynapi_get_userdata(apiHandle);
	if(! ctrlConfig) {
		afb_request_fail(request, "hal_controller_config", "Can't get current hal controller config");
		return;
	}

	currentCtlHalData = ctrlConfig->external;
	if(! currentCtlHalData) {
		afb_request_fail(request, "hal_controller_data", "Can't get current hal controller data");
		return;
	}

	requestJson = afb_request_json(request);
	if(! requestJson) {
		afb_request_fail(request, "request_json", "Can't get request json");
		return;
	}

	apiToCall = currentCtlHalData->ctlHalSpecificData->mixerApiName;
	if(! apiToCall) {
		afb_request_fail(request, "mixer_api", "Can't get mixer api");
		return;
	}

	mixerVerbName = currentCtlHalData->ctlHalSpecificData->mixerVerbName;
	if(! mixerVerbName) {
		afb_request_fail(request, "hal_softmixer_verb", "Can't get hal mixer verb prefix");
		return;
	}

	// TODO JAI: check status of hal before doing anything

	// TODO JAI : remove verb to call prefix, each hal should have its own api in softmixer, and each streams should be created as verb by mixer
	verbToCallSize = (int) strlen(mixerVerbName) + (int) strlen(request->verb) + 2;
	verbToCall = (char *) alloca(verbToCallSize * sizeof(char));
	verbToCall[0] = '\0';
	verbToCall[verbToCallSize - 1] = '\0';

	strcat(verbToCall, mixerVerbName);
	strcat(verbToCall, "/");
	strcat(verbToCall, request->verb);

	if(afb_dynapi_call_sync(apiHandle, apiToCall, verbToCall, json_object_get(requestJson), &returnJ)) {
		HalCtlsHandleMixerCallError(request, apiToCall, verbToCall, returnJ, "stream_action");
	}
	else if(json_object_object_get_ex(returnJ, "response", &toReturnJ)){
		afb_request_success_f(request, toReturnJ, "Action %s correctly transfered to %s without any error raised",
								verbToCall,
								apiToCall);
	}
	else {
		afb_request_fail_f(request, "invalid_response", "Action %s correctly transfered to %s, but response is not valid",
							verbToCall,
							apiToCall);
	}
}

void HalCtlsListVerbs(afb_request *request)
{
	unsigned int idx;

	afb_dynapi *apiHandle;
	CtlConfigT *ctrlConfig;

	struct SpecificHalData *currentCtlHalData;

	json_object *requestJson, *requestAnswer, *streamsArray, *currentStream;

	apiHandle = (afb_dynapi *) afb_request_get_dynapi(request);
	if(! apiHandle) {
		afb_request_fail(request, "api_handle", "Can't get current hal controller api handle");
		return;
	}

	ctrlConfig = (CtlConfigT *) afb_dynapi_get_userdata(apiHandle);
	if(! ctrlConfig) {
		afb_request_fail(request, "hal_controller_config", "Can't get current hal controller config");
		return;
	}

	currentCtlHalData = ctrlConfig->external;
	if(! currentCtlHalData) {
		afb_request_fail(request, "hal_controller_data", "Can't get current hal controller data");
		return;
	}

	if(! currentCtlHalData->ctlHalSpecificData->ctlHalStreamsData.count) {
		afb_request_success(request, NULL, "No data to answer, no streams found");
		return;
	}

	requestJson = afb_request_json(request);
	if(! requestJson) {
		afb_request_fail(request, "request_json", "Can't get request json");
		return;
	}

	streamsArray = json_object_new_array();
	if(! streamsArray) {
		afb_request_fail(request, "json_answer", "Can't generate par of json answer");
		return;
	}

	for(idx = 0; idx < currentCtlHalData->ctlHalSpecificData->ctlHalStreamsData.count; idx++) {
		wrap_json_pack(&currentStream,
			       "{s:s s:s}",
			       "name", currentCtlHalData->ctlHalSpecificData->ctlHalStreamsData.data[idx].name,
			       "cardId", currentCtlHalData->ctlHalSpecificData->ctlHalStreamsData.data[idx].cardId);
		json_object_array_add(streamsArray, currentStream);
	}

	// TODO JAI : Check if there is some halmap config controls and add them to the reponse

	wrap_json_pack(&requestAnswer, "{s:o}", "streams", streamsArray);

	afb_request_success(request, requestAnswer, "Requested data");
}

void HalCtlsInitMixer(afb_request *request)
{
	unsigned int err;

	char *apiToCall;

	afb_dynapi *apiHandle;
	CtlConfigT *ctrlConfig;

	struct SpecificHalData *currentCtlHalData;

	json_object *returnJ, *toReturnJ;

	apiHandle = (afb_dynapi *) afb_request_get_dynapi(request);
	if(! apiHandle) {
		afb_request_fail(request, "api_handle", "Can't get hal manager api handle");
		return;
	}

	ctrlConfig = (CtlConfigT *) afb_dynapi_get_userdata(apiHandle);
	if(! ctrlConfig) {
		afb_request_fail(request, "hal_controller_config", "Can't get current hal controller config");
		return;
	}

	currentCtlHalData = ctrlConfig->external;
	if(! currentCtlHalData) {
		afb_request_fail(request, "hal_controller_data", "Can't get current hal controller data");
		return;
	}

	apiToCall = currentCtlHalData->ctlHalSpecificData->mixerApiName;
	if(! apiToCall) {
		afb_request_fail(request, "mixer_api", "Can't get mixer api");
		return;
	}

	// TODO JAI: test hal status (card is detected)

	if(afb_dynapi_call_sync(apiHandle, apiToCall, "create", json_object_get(currentCtlHalData->ctlHalSpecificData->halMixerJ), &returnJ)) {
		HalCtlsHandleMixerCallError(request, apiToCall, "create", returnJ, "mixer_create");
	}
	else if(json_object_object_get_ex(returnJ, "response", &toReturnJ)) {
		err = HalCtlsHandleMixerAttachResponse(request, &currentCtlHalData->ctlHalSpecificData->ctlHalStreamsData, toReturnJ);
		if(err) {
			afb_request_success_f(request,
					      toReturnJ,
					      "Seems that create call to api %s succeed but this warning was rised by response decoder : %i",
					      apiToCall,
					      err);
			return;
		}

		afb_request_success_f(request,
				      toReturnJ,
				      "Seems that create call to api %s succeed with no warning raised",
				      apiToCall);
	}
	else {
		afb_request_fail_f(request,
				   "invalid_response",
				   "Seems that mix_new call to api %s succeed, but response is not valid",
				   apiToCall);
	}
}