IID_to_MPH.c revision fcd29cb117d8fb08d4e4c15fd3e60caa0a3eddfc 
1/*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17// This file is automagically generated by hashgen, do not edit
18
19/** \file IID_to_MPH.c Interface ID to MPH mapping */
20
21#include <SLES/OpenSLES.h>
22#include "MPH.h"
23#include <assert.h>
24#include <string.h>
25
26extern const struct SLInterfaceID_ SL_IID_array[MPH_MAX];
27
28/** \brief Map SLInterfaceID to its minimal perfect hash (MPH), or -1 if unknown */
29
30int IID_to_MPH(const SLInterfaceID iid)
31{
32#define MAX_HASH_VALUE 180
33  static const unsigned char asso_values[] =
34    {
35       35,  20,  54,  84, 181, 181,  59, 181, 181, 181,
36      181, 181, 181, 181,  69, 181,  64,  44, 181, 181,
37      181, 181,  39, 181,  54,  14, 181, 181,  14, 181,
38      181, 125,   5, 181, 181, 181, 181, 181, 181, 181,
39      127, 181, 181, 181,   9, 181, 112, 181, 181, 181,
40      181, 181, 122, 181, 181, 181, 181, 181,  14, 100,
41      181,   9,  24, 181,  50, 181, 181, 181, 181, 117,
42      181, 181,  97,  85, 181, 181, 181, 181, 181, 181,
43      181, 181, 181, 181, 181, 181, 117, 181,  19, 181,
44      181, 181,   9, 181, 181, 181,  25, 181,  14, 102,
45      181, 181, 181, 181, 181, 181, 181,   4, 181,  97,
46      181, 181,   0, 181,   4,  92, 117, 181,  67,  45,
47      181, 181, 110, 181, 181, 181,  72, 181,  40, 181,
48      181, 181, 181, 181, 181, 102,  52, 181, 181, 181,
49      181, 181,  57,  67, 181,  62, 181, 125, 181, 181,
50      181, 181, 181,  82, 181, 181,  72, 181, 181,  65,
51        5, 181,  32, 181, 181,  67, 120, 181, 181,  37,
52      181,  57,  55, 181, 181,  47, 181,  45, 181, 181,
53      181, 181,   7, 181,  17,  30, 181, 181, 181, 181,
54      181, 181,   0, 181, 181, 181, 105,  32, 181, 181,
55      181, 181, 181, 181, 181, 181, 115, 181, 181, 181,
56       95,  32, 181, 181, 181,  22, 181, 181,   2, 181,
57      181, 181, 181,  12,  10, 181, 181,  12, 181, 181,
58      181, 181, 181, 181,   2, 181,  70, 181, 181, 181,
59       10,   2, 181, 181,  70, 181, 120, 115, 181, 181,
60      181,  80, 105, 100, 181, 181
61    };
62    static const signed char hash_to_MPH[] = {
63        MPH_ANDROIDEFFECTSEND,
64        -1,
65        MPH_XADYNAMICINTERFACEMANAGEMENT,
66        -1,
67        MPH_XAAUDIODECODERCAPABILITIES,
68        MPH_XALED,
69        -1,
70        MPH_XATHREADSYNC,
71        -1,
72        MPH_XAOUTPUTMIX,
73        MPH_MIDITIME,
74        -1,
75        MPH_XAIMAGECONTROLS,
76        -1,
77        MPH_AUDIOIODEVICECAPABILITIES,
78        MPH_MUTESOLO,
79        -1,
80        MPH_XAVOLUME,
81        -1,
82        MPH_ANDROIDCONFIGURATION,
83        MPH_XASNAPSHOT,
84        -1,
85        MPH_XAPLAY,
86        -1,
87        MPH_SEEK,
88        MPH_3DLOCATION,
89        -1,
90        MPH_XACONFIGEXTENSION,
91        -1,
92        MPH_XAIMAGEDECODERCAPABILITIES,
93        MPH_XACAMERACAPABILITIES,
94        -1,
95        MPH_3DMACROSCOPIC,
96        -1,
97        MPH_VIBRA,
98        MPH_XAIMAGEEFFECTS,
99        -1,
100        MPH_XAMETADATAEXTRACTION,
101        -1,
102        MPH_PRESETREVERB,
103        MPH_XAOBJECT,
104        -1,
105        MPH_RATEPITCH,
106        -1,
107        MPH_PITCH,
108        MPH_XAVIBRA,
109        -1,
110        MPH_XARADIO,
111        -1,
112        MPH_OUTPUTMIXEXT,
113        MPH_ENGINECAPABILITIES,
114        -1,
115        MPH_XAVIDEOPOSTPROCESSING,
116        -1,
117        MPH_3DCOMMIT,
118        MPH_XAVIDEODECODERCAPABILITIES,
119        -1,
120        MPH_METADATATRAVERSAL,
121        -1,
122        MPH_XASEEK,
123        MPH_AUDIODECODERCAPABILITIES,
124        -1,
125        MPH_DEVICEVOLUME,
126        -1,
127        MPH_OBJECT,
128        MPH_ENVIRONMENTALREVERB,
129        -1,
130        MPH_XARDS,
131        -1,
132        MPH_XAVIDEOENCODER,
133        MPH_OUTPUTMIX,
134        -1,
135        MPH_XADYNAMICSOURCE,
136        -1,
137        MPH_3DGROUPING,
138        MPH_XASTREAMINFORMATION,
139        -1,
140        MPH_XAPREFETCHSTATUS,
141        -1,
142        MPH_XAMETADATATRAVERSAL,
143        MPH_VIRTUALIZER,
144        -1,
145        MPH_BUFFERQUEUE,
146        -1,
147        MPH_ANDROIDBUFFERQUEUE,
148        MPH_PLAY,
149        -1,
150        MPH_XAMETADATAINSERTION,
151        -1,
152        MPH_XADEVICEVOLUME,
153        MPH_XAVIDEOENCODERCAPABILITIES,
154        -1,
155        MPH_ENGINE,
156        -1,
157        MPH_MIDIMUTESOLO,
158        MPH_XAEQUALIZER,
159        -1,
160        MPH_METADATAEXTRACTION,
161        -1,
162        -1,
163        MPH_XARECORD,
164        -1,
165        MPH_XAIMAGEENCODER,
166        -1,
167        -1,
168        MPH_VISUALIZATION,
169        -1,
170        MPH_XACAMERA,
171        -1,
172        -1,
173        MPH_BASSBOOST,
174        -1,
175        MPH_LED,
176        -1,
177        -1,
178        MPH_EFFECTSEND,
179        -1,
180        MPH_XAENGINE,
181        -1,
182        -1,
183        MPH_RECORD,
184        -1,
185        MPH_MIDIMESSAGE,
186        -1,
187        -1,
188        MPH_ANDROIDEFFECTCAPABILITIES,
189        -1,
190        MPH_3DSOURCE,
191        -1,
192        -1,
193        MPH_VOLUME,
194        -1,
195        MPH_XAAUDIOENCODERCAPABILITIES,
196        -1,
197        -1,
198        MPH_PLAYBACKRATE,
199        -1,
200        MPH_XAAUDIOIODEVICECAPABILITIES,
201        -1,
202        -1,
203        MPH_NULL,
204        -1,
205        MPH_ANDROIDEFFECT,
206        -1,
207        -1,
208        MPH_XAIMAGEENCODERCAPABILITIES,
209        -1,
210        MPH_XAPLAYBACKRATE,
211        -1,
212        -1,
213        MPH_MIDITEMPO,
214        -1,
215        MPH_DYNAMICSOURCE,
216        -1,
217        -1,
218        MPH_DYNAMICINTERFACEMANAGEMENT,
219        -1,
220        MPH_EQUALIZER,
221        -1,
222        -1,
223        MPH_XAAUDIOENCODER,
224        -1,
225        MPH_THREADSYNC,
226        -1,
227        -1,
228        MPH_PREFETCHSTATUS,
229        -1,
230        MPH_3DDOPPLER,
231        -1,
232        -1,
233        MPH_ANDROIDSIMPLEBUFFERQUEUE,
234        -1,
235        -1,
236        -1,
237        -1,
238        MPH_AUDIOENCODERCAPABILITIES,
239        -1,
240        -1,
241        -1,
242        -1,
243        MPH_AUDIOENCODER
244    };
245    if (&SL_IID_array[0] <= iid && &SL_IID_array[MPH_MAX] > iid)
246        return iid - &SL_IID_array[0];
247    if (NULL != iid) {
248        static const unsigned len = sizeof(struct SLInterfaceID_);
249        unsigned key = asso_values[((unsigned char *)iid)[8]] +
250            asso_values[((unsigned char *)iid)[0]];
251        if (key <= MAX_HASH_VALUE) {
252            int MPH = hash_to_MPH[key];
253            if (MPH >= 0) {
254                assert(MPH < MPH_MAX);
255                SLInterfaceID trial = &SL_IID_array[MPH];
256                if (!memcmp(iid, trial, sizeof(struct SLInterfaceID_)))
257                    return MPH;
258            }
259        }
260    }
261    return -1;
262}
263