INT32 nativeNdef_readUrl(UINT8*ndefBuff, UINT32 ndefBuffLen, char * outUrl, UINT32 urlBufferLen)
{
UINT32 prefixIdx;
UINT32 prefixLen;
UINT8 *payload;
UINT32 payloadLength;
UINT8 ndef_tnf;
UINT8 *ndef_type;
UINT8 ndef_typeLength;
nfc_friendly_type_t friendly_type;
ndef_type = NDEF_RecGetType((UINT8*)ndefBuff, &ndef_tnf, &ndef_typeLength);
friendly_type = nativeNdef_getFriendlyType(ndef_tnf, ndef_type, ndef_typeLength);
if (friendly_type != NDEF_FRIENDLY_TYPE_URL)
{
return -1;
}
payload = NDEF_RecGetPayload((UINT8*)ndefBuff, &payloadLength);
if (payload == NULL)
{
return -1;
}
prefixIdx = payload[0];
prefixLen = strlen(URI_PREFIX_MAP[prefixIdx]);
if (urlBufferLen >= payloadLength + prefixLen)
{
memcpy(outUrl, URI_PREFIX_MAP[prefixIdx], prefixLen);
memcpy(outUrl + prefixLen, payload + 1, payloadLength - 1);
outUrl[prefixLen + payloadLength - 1] = '\0';
}
return 0;
}
INT32 nativeNdef_readText( UINT8*ndefBuff, UINT32 ndefBuffLen, char * outText, UINT32 textLen)
{
int langCodeLen;
UINT8 *payload;
UINT32 payloadLength;
UINT8 ndef_tnf;
UINT8 *ndef_type;
UINT8 ndef_typeLength;
nfc_friendly_type_t friendly_type;
ndef_type = NDEF_RecGetType((UINT8*)ndefBuff, &ndef_tnf, &ndef_typeLength);
friendly_type = nativeNdef_getFriendlyType(ndef_tnf, ndef_type, ndef_typeLength);
if (friendly_type != NDEF_FRIENDLY_TYPE_TEXT)
{
return -1;
}
payload = NDEF_RecGetPayload((UINT8*)ndefBuff, &payloadLength);
if (payload == NULL)
{
return -1;
}
langCodeLen = payload[0];
memcpy(outText, payload + langCodeLen + 1, payloadLength - langCodeLen - 1);
outText[payloadLength - langCodeLen - 1] = '\0';
return 0;
}
/*******************************************************************************
**
** Function ndef_get_bt_oob_record
**
** Description This function returns BT OOB record which has matched payload ID
**
** Returns pointer of record if found, otherwise NULL
**
*******************************************************************************/
static UINT8 *ndef_get_bt_oob_record (UINT8 *p_msg, UINT32 max_size, UINT32 *p_cur_size,
char *p_id_str)
{
UINT8 *p_rec, *p_type;
UINT8 id_len, tnf, type_len;
/* find record by Payload ID */
id_len = (UINT8)strlen (p_id_str);
p_rec = NDEF_MsgGetFirstRecById (p_msg, (UINT8*)p_id_str, id_len);
if (!p_rec)
return (NULL);
p_type = NDEF_RecGetType (p_rec, &tnf, &type_len);
/* check type if this is BT OOB record */
if ((!p_rec)
||(tnf != NDEF_TNF_MEDIA)
||(type_len != BT_OOB_REC_TYPE_LEN)
||(memcmp (p_type, p_bt_oob_rec_type, BT_OOB_REC_TYPE_LEN)))
{
return (NULL);
}
return (p_rec);
}
