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/*
* Copyright (C) 2017 The Android Open Source Project
*
* 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 LOG_TAG "EffectsFactoryState"
#include "EffectsFactoryState.h"
#include "log/log.h"
list_elem_t *gLibraryList;
list_elem_t *gSkippedEffects;
list_sub_elem_t *gSubEffectList;
pthread_mutex_t gLibLock = PTHREAD_MUTEX_INITIALIZER;
list_elem_t *gLibraryFailedList; //list of lib_failed_entry_t: libraries failed to load
int findEffect(const effect_uuid_t *type,
const effect_uuid_t *uuid,
lib_entry_t **lib,
effect_descriptor_t **desc)
{
list_elem_t *e = gLibraryList;
lib_entry_t *l = NULL;
effect_descriptor_t *d = NULL;
int found = 0;
int ret = 0;
while (e && !found) {
l = (lib_entry_t *)e->object;
list_elem_t *efx = l->effects;
while (efx) {
d = (effect_descriptor_t *)efx->object;
if (type != NULL && memcmp(&d->type, type, sizeof(effect_uuid_t)) == 0) {
found = 1;
break;
}
if (uuid != NULL && memcmp(&d->uuid, uuid, sizeof(effect_uuid_t)) == 0) {
found = 1;
break;
}
efx = efx->next;
}
e = e->next;
}
if (!found) {
ALOGV("findEffect() effect not found");
ret = -ENOENT;
} else {
ALOGV("findEffect() found effect: %s in lib %s", d->name, l->name);
*lib = l;
if (desc) {
*desc = d;
}
}
return ret;
}
int stringToUuid(const char *str, effect_uuid_t *uuid)
{
int tmp[10];
if (sscanf(str, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x",
tmp, tmp+1, tmp+2, tmp+3, tmp+4, tmp+5, tmp+6, tmp+7, tmp+8, tmp+9) < 10) {
return -EINVAL;
}
uuid->timeLow = (uint32_t)tmp[0];
uuid->timeMid = (uint16_t)tmp[1];
uuid->timeHiAndVersion = (uint16_t)tmp[2];
uuid->clockSeq = (uint16_t)tmp[3];
uuid->node[0] = (uint8_t)tmp[4];
uuid->node[1] = (uint8_t)tmp[5];
uuid->node[2] = (uint8_t)tmp[6];
uuid->node[3] = (uint8_t)tmp[7];
uuid->node[4] = (uint8_t)tmp[8];
uuid->node[5] = (uint8_t)tmp[9];
return 0;
}
int uuidToString(const effect_uuid_t *uuid, char *str, size_t maxLen)
{
snprintf(str, maxLen, "%08x-%04x-%04x-%04x-%02x%02x%02x%02x%02x%02x",
uuid->timeLow,
uuid->timeMid,
uuid->timeHiAndVersion,
uuid->clockSeq,
uuid->node[0],
uuid->node[1],
uuid->node[2],
uuid->node[3],
uuid->node[4],
uuid->node[5]);
return 0;
}
void dumpEffectDescriptor(effect_descriptor_t *desc, char *str, size_t len, int indent) {
char s[256];
char ss[256];
char idt[indent + 1];
memset(idt, ' ', indent);
idt[indent] = 0;
str[0] = 0;
snprintf(s, sizeof(s), "%s%s / %s\n", idt, desc->name, desc->implementor);
strlcat(str, s, len);
uuidToString(&desc->uuid, s, sizeof(s));
snprintf(ss, sizeof(ss), "%s UUID: %s\n", idt, s);
strlcat(str, ss, len);
uuidToString(&desc->type, s, sizeof(s));
snprintf(ss, sizeof(ss), "%s TYPE: %s\n", idt, s);
strlcat(str, ss, len);
sprintf(s, "%s apiVersion: %08X\n%s flags: %08X\n", idt,
desc->apiVersion, idt, desc->flags);
strlcat(str, s, len);
}
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