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/*
* Copyright (C) 2017 NXP Semiconductors
*
* 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.
*/
#include "phNxpNciHal_nciParser.h"
#include <dlfcn.h>
#include <string.h>
#include "phNfcTypes.h"
#include "phNxpLog.h"
typedef void* tNCI_PARSER_INSTANCE;
typedef void* tNCI_PARSER_LIB_HANDLE;
typedef struct {
tNCI_PARSER_INSTANCE pvInstance;
tNCI_PARSER_LIB_HANDLE pvHandle;
tNCI_PARSER_FUNCTIONS sEntryFuncs;
} sParserContext_t;
static sParserContext_t sParserContext;
unsigned char
phNxpNciHal_initParser() {
sParserContext_t *psContext = &sParserContext;
memset(&psContext->sEntryFuncs,0,sizeof(psContext->sEntryFuncs));
psContext->pvInstance = NULL;
psContext->sEntryFuncs.createParser = NULL;
psContext->sEntryFuncs.initParser = NULL;
psContext->sEntryFuncs.deinitParser = NULL;
psContext->sEntryFuncs.destroyParser = NULL;
psContext->sEntryFuncs.parsePacket = NULL;
NXPLOG_NCIHAL_D("%s: enter", __FUNCTION__);
psContext->pvHandle = dlopen(NXP_NCI_PARSER_PATH, RTLD_NOW);
if (!psContext->pvHandle)
{
NXPLOG_NCIHAL_E("%s: dlopen failed !!!", __FUNCTION__);
return FALSE;
}
psContext->sEntryFuncs.createParser = (tHAL_API_NATIVE_CREATE_PARSER)dlsym(psContext->pvHandle, "native_createParser");
if (psContext->sEntryFuncs.createParser == NULL)
{
NXPLOG_NCIHAL_E("%s: dlsym native_createParser failed !!!", __FUNCTION__);
return FALSE;
}
psContext->sEntryFuncs.destroyParser = (tHAL_API_NATIVE_INIT_PARSER)dlsym(psContext->pvHandle, "native_destroyParser");
if (psContext->sEntryFuncs.destroyParser == NULL)
{
NXPLOG_NCIHAL_E("%s: dlsym native_destroyParser failed !!!", __FUNCTION__);
return FALSE;
}
psContext->sEntryFuncs.initParser = (tHAL_API_NATIVE_INIT_PARSER)dlsym(psContext->pvHandle, "native_initParser");
if (psContext->sEntryFuncs.initParser == NULL)
{
NXPLOG_NCIHAL_E("%s: dlsym native_initParser failed !!!", __FUNCTION__);
return FALSE;
}
psContext->sEntryFuncs.deinitParser = (tHAL_API_NATIVE_INIT_PARSER)dlsym(psContext->pvHandle, "native_deinitParser");
if (psContext->sEntryFuncs.deinitParser == NULL)
{
NXPLOG_NCIHAL_E("%s: dlsym native_deinitParser failed !!!", __FUNCTION__);
return FALSE;
}
psContext->sEntryFuncs.parsePacket = (tHAL_API_NATIVE_PARSE_PACKET)dlsym(psContext->pvHandle, "native_parseNciMsg");
if (psContext->sEntryFuncs.parsePacket == NULL)
{
NXPLOG_NCIHAL_E("%s: dlsym native_parseNciMsg failed !!!", __FUNCTION__);
return FALSE;
}
psContext->pvInstance = (*(psContext->sEntryFuncs.createParser))();
if(psContext->pvInstance != NULL)
{
(*(psContext->sEntryFuncs.initParser))(psContext->pvInstance);
}
else
{
NXPLOG_NCIHAL_E("Parser Creation Failed !!!");
return FALSE;
}
NXPLOG_NCIHAL_D("%s: exit", __FUNCTION__);
return TRUE;
}
void
phNxpNciHal_parsePacket(unsigned char *pNciPkt, unsigned short pktLen) {
sParserContext_t *psContext = &sParserContext;
NXPLOG_NCIHAL_D("%s: enter", __FUNCTION__);
if((pNciPkt == NULL) || (pktLen == 0))
{
NXPLOG_NCIHAL_E("Invalid NCI Packet");
return;
}
if(psContext->pvInstance != NULL)
{
(*(psContext->sEntryFuncs.parsePacket))(psContext->pvInstance, pNciPkt, pktLen);
}
else
{
NXPLOG_NCIHAL_E("Invalid Handle");
}
NXPLOG_NCIHAL_D("%s: exit", __FUNCTION__);
}
void phNxpNciHal_deinitParser() {
sParserContext_t *psContext = &sParserContext;
NXPLOG_NCIHAL_D("%s: enter", __FUNCTION__);
if(psContext->pvInstance != NULL)
{
(*(psContext->sEntryFuncs.deinitParser))(psContext->pvInstance);
(*(psContext->sEntryFuncs.destroyParser))(psContext->pvInstance);
}
else
{
NXPLOG_NCIHAL_E("Invalid Handle");
}
if(psContext->pvHandle != NULL)
{
dlclose(psContext->pvHandle);
}
NXPLOG_NCIHAL_D("%s: exit", __FUNCTION__);
}
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