/* /* * Copyright (C) 2010 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. */ /*! * \file phFriNfc_ISO15693Format.c * \brief This component encapsulates different format functinalities , * for the ISO-15693 card. * * Project: NFC-FRI * * $Date: $ * $Author: ing02260 $ * $Revision: 1.0 $ * $Aliases: $ * */ #ifndef PH_FRINFC_FMT_ISO15693_DISABLED #include #include #include #include /****************************** Macro definitions start ********************************/ /* State for the format */ #define ISO15693_FORMAT 0x01U /* Bytes per block in the ISO-15693 */ #define ISO15693_BYTES_PER_BLOCK 0x04U /* ISO-15693 Commands GET SYSTEM INFORMATION COMMAND */ #define ISO15693_GET_SYSTEM_INFO_CMD 0x2BU /* READ SINGLE BLOCK COMMAND */ #define ISO15693_RD_SINGLE_BLK_CMD 0x20U /* WRITE SINGLE BLOCK COMMAND */ #define ISO15693_WR_SINGLE_BLK_CMD 0x21U /* READ MULTIPLE BLOCK COMMAND */ #define ISO15693_RD_MULTIPLE_BLKS_CMD 0x23U /* CC bytes CC BYTE 0 - Magic Number - 0xE1 */ #define ISO15693_CC_MAGIC_NUM 0xE1U /* CC BYTE 1 - Mapping version and READ WRITE settings 0x40 */ #define ISO15693_CC_VER_RW 0x40U /* CC BYTE 2 - max size is calaculated using the byte 3 multiplied by 8 */ #define ISO15693_CC_MULTIPLE_FACTOR 0x08U /* Inventory command support mask for the CC byte 4 */ #define ISO15693_INVENTORY_CMD_MASK 0x02U /* Read MULTIPLE blocks support mask for CC byte 4 */ #define ISO15693_RDMULBLKS_CMD_MASK 0x01U /* Flags for the command */ #define ISO15693_FMT_FLAGS 0x20U /* Read two blocks */ #define ISO15693_RD_2_BLOCKS 0x02U /* TYPE identifier of the NDEF TLV */ #define ISO15693_NDEF_TLV_TYPE_ID 0x03U /* Terminator TLV identifier */ #define ISO15693_TERMINATOR_TLV_ID 0xFEU /* UID 7th byte value shall be 0xE0 */ #define ISO15693_7TH_BYTE_UID_VALUE 0xE0U #define ISO15693_BYTE_7_INDEX 0x07U /* UID 6th byte value shall be 0x04 - NXP manufacturer */ #define ISO15693_6TH_BYTE_UID_VALUE 0x04U #define ISO15693_BYTE_6_INDEX 0x06U #define ISO15693_EXTRA_RESPONSE_FLAG 0x01U #define ISO15693_GET_SYS_INFO_RESP_LEN 0x0EU #define ISO15693_DSFID_MASK 0x01U #define ISO15693_AFI_MASK 0x02U #define ISO15693_MAX_SIZE_MASK 0x04U #define ISO15693_ICREF_MASK 0x08U #define ISO15693_SKIP_DFSID 0x01U #define ISO15693_SKIP_AFI 0x01U #define ISO15693_BLOCK_SIZE_IN_BYTES_MASK 0x1FU /* MAXimum size of ICODE SLI/X */ #define ISO15693_SLI_X_MAX_SIZE 112U /* MAXimum size of ICODE SLI/X - S */ #define ISO15693_SLI_X_S_MAX_SIZE 160U /* MAXimum size of ICODE SLI/X - L */ #define ISO15693_SLI_X_L_MAX_SIZE 32U /****************************** Macro definitions end ********************************/ /****************************** Data structures start ********************************/ typedef enum phFriNfc_ISO15693_FormatSeq { ISO15693_GET_SYS_INFO, ISO15693_RD_MULTIPLE_BLKS_CHECK, ISO15693_WRITE_CC_FMT, ISO15693_WRITE_NDEF_TLV }phFriNfc_ISO15693_FormatSeq_t; /****************************** Data structures end ********************************/ /*********************** Static function declarations start ***********************/ static NFCSTATUS phFriNfc_ISO15693_H_ProFormat ( phFriNfc_sNdefSmtCrdFmt_t *psNdefSmtCrdFmt); static NFCSTATUS phFriNfc_ISO15693_H_GetMaxDataSize ( phFriNfc_sNdefSmtCrdFmt_t *psNdefSmtCrdFmt, uint8_t *p_recv_buf, uint8_t recv_length); static NFCSTATUS phFriNfc_ISO15693_H_FmtReadWrite ( phFriNfc_sNdefSmtCrdFmt_t *psNdefSmtCrdFmt, uint8_t command, uint8_t *p_data, uint8_t data_length); /*********************** Static function declarations end ***********************/ /*********************** Static function definitions start ***********************/ static NFCSTATUS phFriNfc_ISO15693_H_FmtReadWrite ( phFriNfc_sNdefSmtCrdFmt_t *psNdefSmtCrdFmt, uint8_t command, uint8_t *p_data, uint8_t data_length) { NFCSTATUS result = NFCSTATUS_SUCCESS; uint8_t send_index = 0; /* set the data for additional data exchange*/ psNdefSmtCrdFmt->psDepAdditionalInfo.DepFlags.MetaChaining = 0; psNdefSmtCrdFmt->psDepAdditionalInfo.DepFlags.NADPresent = 0; psNdefSmtCrdFmt->psDepAdditionalInfo.NAD = 0; psNdefSmtCrdFmt->SmtCrdFmtCompletionInfo.CompletionRoutine = phFriNfc_ISO15693_FmtProcess; psNdefSmtCrdFmt->SmtCrdFmtCompletionInfo.Context = psNdefSmtCrdFmt; *psNdefSmtCrdFmt->SendRecvLength = PH_FRINFC_SMTCRDFMT_MAX_SEND_RECV_BUF_SIZE; psNdefSmtCrdFmt->Cmd.Iso15693Cmd = phHal_eIso15693_Cmd; *(psNdefSmtCrdFmt->SendRecvBuf + send_index) = (uint8_t)ISO15693_FMT_FLAGS; send_index = (uint8_t)(send_index + 1); *(psNdefSmtCrdFmt->SendRecvBuf + send_index) = (uint8_t)command; send_index = (uint8_t)(send_index + 1); (void)memcpy ((void *)(psNdefSmtCrdFmt->SendRecvBuf + send_index), (void *)psNdefSmtCrdFmt->psRemoteDevInfo->RemoteDevInfo.Iso15693_Info.Uid, psNdefSmtCrdFmt->psRemoteDevInfo->RemoteDevInfo.Iso15693_Info.UidLength); send_index = (uint8_t)(send_index + psNdefSmtCrdFmt->psRemoteDevInfo->RemoteDevInfo.Iso15693_Info.UidLength); switch (command) { case ISO15693_WR_SINGLE_BLK_CMD: case ISO15693_RD_MULTIPLE_BLKS_CMD: { *(psNdefSmtCrdFmt->SendRecvBuf + send_index) = (uint8_t) psNdefSmtCrdFmt->AddInfo.s_iso15693_info.current_block; send_index = (uint8_t)(send_index + 1); if (data_length) { (void)memcpy ((void *)(psNdefSmtCrdFmt->SendRecvBuf + send_index), (void *)p_data, data_length); send_index = (uint8_t)(send_index + data_length); } else { result = PHNFCSTVAL (CID_FRI_NFC_NDEF_SMTCRDFMT, NFCSTATUS_INVALID_DEVICE_REQUEST); } break; } case ISO15693_RD_SINGLE_BLK_CMD: { *(psNdefSmtCrdFmt->SendRecvBuf + send_index) = (uint8_t) psNdefSmtCrdFmt->AddInfo.s_iso15693_info.current_block; send_index = (uint8_t)(send_index + 1); break; } case ISO15693_GET_SYSTEM_INFO_CMD: { /* Dont do anything */ break; } default: { result = PHNFCSTVAL (CID_FRI_NFC_NDEF_SMTCRDFMT, NFCSTATUS_INVALID_DEVICE_REQUEST); break; } } psNdefSmtCrdFmt->SendLength = send_index; if (!result) { result = phFriNfc_OvrHal_Transceive(psNdefSmtCrdFmt->LowerDevice, &psNdefSmtCrdFmt->SmtCrdFmtCompletionInfo, psNdefSmtCrdFmt->psRemoteDevInfo, psNdefSmtCrdFmt->Cmd, &psNdefSmtCrdFmt->psDepAdditionalInfo, psNdefSmtCrdFmt->SendRecvBuf, psNdefSmtCrdFmt->SendLength, psNdefSmtCrdFmt->SendRecvBuf, psNdefSmtCrdFmt->SendRecvLength); } return result; } static NFCSTATUS phFriNfc_ISO15693_H_GetMaxDataSize ( phFriNfc_sNdefSmtCrdFmt_t *psNdefSmtCrdFmt, uint8_t *p_recv_buf, uint8_t recv_length) { NFCSTATUS result = NFCSTATUS_SUCCESS; phFriNfc_ISO15693_AddInfo_t *ps_iso15693_info = &(psNdefSmtCrdFmt->AddInfo.s_iso15693_info); phHal_sIso15693Info_t *ps_rem_iso_15693_info = &(psNdefSmtCrdFmt->psRemoteDevInfo->RemoteDevInfo.Iso15693_Info); uint8_t recv_index = 0; if ((ISO15693_GET_SYS_INFO_RESP_LEN == recv_length) && (ISO15693_MAX_SIZE_MASK == (*p_recv_buf & ISO15693_MAX_SIZE_MASK))) { uint8_t information_flag = *p_recv_buf; /* MAX size is present in the system information and also response length is correct */ recv_index = (uint8_t)(recv_index + 1); if (!phOsalNfc_MemCompare ((void *)ps_rem_iso_15693_info->Uid, (void *)(p_recv_buf + recv_index), ps_rem_iso_15693_info->UidLength)) { /* UID comaparision successful */ uint8_t no_of_blocks = 0; uint8_t blk_size_in_bytes = 0; uint8_t ic_reference = 0; /* So skip the UID size compared in the received buffer */ recv_index = (uint8_t)(recv_index + ps_rem_iso_15693_info->UidLength); if (information_flag & ISO15693_DSFID_MASK) { /* Skip DFSID */ recv_index = (uint8_t)(recv_index + ISO15693_SKIP_DFSID); } if (information_flag & ISO15693_AFI_MASK) { /* Skip AFI */ recv_index = (uint8_t)(recv_index + ISO15693_SKIP_AFI); } /* To get the number of blocks in the card */ no_of_blocks = (uint8_t)(*(p_recv_buf + recv_index) + 1); recv_index = (uint8_t)(recv_index + 1); /* To get the each block size in bytes */ blk_size_in_bytes = (uint8_t)((*(p_recv_buf + recv_index) & ISO15693_BLOCK_SIZE_IN_BYTES_MASK) + 1); recv_index = (uint8_t)(recv_index + 1); if (information_flag & ISO15693_ICREF_MASK) { /* Get the IC reference */ ic_reference = (uint8_t)(*(p_recv_buf + recv_index)); if (ic_reference == 0x03) { no_of_blocks = 8; } } /* calculate maximum data size in the card */ ps_iso15693_info->max_data_size = (uint16_t) (no_of_blocks * blk_size_in_bytes); } else { result = PHNFCSTVAL (CID_FRI_NFC_NDEF_SMTCRDFMT, NFCSTATUS_INVALID_DEVICE_REQUEST); } } else { result = PHNFCSTVAL (CID_FRI_NFC_NDEF_SMTCRDFMT, NFCSTATUS_INVALID_DEVICE_REQUEST); } return result; } static NFCSTATUS phFriNfc_ISO15693_H_ProFormat ( phFriNfc_sNdefSmtCrdFmt_t *psNdefSmtCrdFmt) { NFCSTATUS result = NFCSTATUS_SUCCESS; phFriNfc_ISO15693_AddInfo_t *ps_iso15693_info = &(psNdefSmtCrdFmt->AddInfo.s_iso15693_info); phFriNfc_ISO15693_FormatSeq_t e_format_seq = (phFriNfc_ISO15693_FormatSeq_t) ps_iso15693_info->format_seq; uint8_t command_type = 0; uint8_t a_send_byte[ISO15693_BYTES_PER_BLOCK] = {0}; uint8_t send_length = 0; uint8_t send_index = 0; uint8_t format_complete = FALSE; switch (e_format_seq) { case ISO15693_GET_SYS_INFO: { /* RESPONSE received for GET SYSTEM INFO */ if (!phFriNfc_ISO15693_H_GetMaxDataSize (psNdefSmtCrdFmt, (psNdefSmtCrdFmt->SendRecvBuf + ISO15693_EXTRA_RESPONSE_FLAG), (uint8_t)(*psNdefSmtCrdFmt->SendRecvLength - ISO15693_EXTRA_RESPONSE_FLAG))) { /* Send the READ MULTIPLE BLOCKS COMMAND */ command_type = ISO15693_RD_MULTIPLE_BLKS_CMD; e_format_seq = ISO15693_RD_MULTIPLE_BLKS_CHECK; /* Prepare data for the command, First add the current block */ *a_send_byte = (uint8_t)ps_iso15693_info->current_block; send_index = (uint8_t)(send_index + 1); /* Second, add number of blocks to read, here 2 blocks means 8 bytes. 1 is decremented because to read multiple block. the first block is read by default, apart from the first block, next block shall be read, that means remaining block to read is 1 So, if for eg: 2 blocks needs to be read from block number 0, then 1 is number of blocks to read. This will read both block 0 and 1 */ *(a_send_byte + send_index) = (uint8_t) (ISO15693_RD_2_BLOCKS - 1); send_index = (uint8_t)(send_index + 1); send_length = send_index; } else { result = PHNFCSTVAL (CID_FRI_NFC_NDEF_SMTCRDFMT, NFCSTATUS_INVALID_RECEIVE_LENGTH); } break; } case ISO15693_RD_MULTIPLE_BLKS_CHECK: { /* RESPONSE received for READ MULTIPLE BLOCKS received, prepare data for writing CC bytes */ command_type = ISO15693_WR_SINGLE_BLK_CMD; e_format_seq = ISO15693_WRITE_CC_FMT; /* CC magic number */ *a_send_byte = (uint8_t)ISO15693_CC_MAGIC_NUM; send_index = (uint8_t)(send_index + 1); /* CC Version and read/write access */ *(a_send_byte + send_index) = (uint8_t) ISO15693_CC_VER_RW; send_index = (uint8_t)(send_index + 1); /* CC MAX data size, calculated during GET system information */ *(a_send_byte + send_index) = (uint8_t) (ps_iso15693_info->max_data_size / ISO15693_CC_MULTIPLE_FACTOR); send_index = (uint8_t)(send_index + 1); switch (ps_iso15693_info->max_data_size) { case ISO15693_SLI_X_MAX_SIZE: { /* For SLI tags : Inventory Page read not supported */ *(a_send_byte + send_index) = (uint8_t) ISO15693_RDMULBLKS_CMD_MASK; break; } case ISO15693_SLI_X_S_MAX_SIZE: { /* For SLI - S tags : Read multiple blocks not supported */ *(a_send_byte + send_index) = (uint8_t) ISO15693_INVENTORY_CMD_MASK; break; } case ISO15693_SLI_X_L_MAX_SIZE: { /* For SLI - L tags : Read multiple blocks not supported */ *(a_send_byte + send_index) = (uint8_t) ISO15693_INVENTORY_CMD_MASK; break; } default: { result = PHNFCSTVAL (CID_FRI_NFC_NDEF_SMTCRDFMT, NFCSTATUS_INVALID_DEVICE_REQUEST); break; } } send_index = (uint8_t)(send_index + 1); send_length = sizeof (a_send_byte); break; } case ISO15693_WRITE_CC_FMT: { /* CC byte write succcessful. Prepare data for NDEF TLV writing */ command_type = ISO15693_WR_SINGLE_BLK_CMD; e_format_seq = ISO15693_WRITE_NDEF_TLV; ps_iso15693_info->current_block = (uint16_t) (ps_iso15693_info->current_block + 1); /* NDEF TLV - Type byte updated to 0x03 */ *a_send_byte = (uint8_t)ISO15693_NDEF_TLV_TYPE_ID; send_index = (uint8_t)(send_index + 1); /* NDEF TLV - Length byte updated to 0 */ *(a_send_byte + send_index) = 0; send_index = (uint8_t)(send_index + 1); /* Terminator TLV - value updated to 0xFEU */ *(a_send_byte + send_index) = (uint8_t) ISO15693_TERMINATOR_TLV_ID; send_index = (uint8_t)(send_index + 1); send_length = sizeof (a_send_byte); break; } case ISO15693_WRITE_NDEF_TLV: { /* SUCCESSFUL formatting complete */ format_complete = TRUE; break; } default: { result = PHNFCSTVAL (CID_FRI_NFC_NDEF_SMTCRDFMT, NFCSTATUS_INVALID_DEVICE_REQUEST); break; } } if ((!format_complete) && (!result)) { result = phFriNfc_ISO15693_H_FmtReadWrite (psNdefSmtCrdFmt, command_type, a_send_byte, send_length); } ps_iso15693_info->format_seq = (uint8_t)e_format_seq; return result; } /*********************** Static function definitions end ***********************/ /*********************** External function definitions start ***********************/ void phFriNfc_ISO15693_FmtReset ( phFriNfc_sNdefSmtCrdFmt_t *psNdefSmtCrdFmt) { /* reset to ISO15693 data structure */ (void)memset((void *)&(psNdefSmtCrdFmt->AddInfo.s_iso15693_info), 0x00, sizeof (phFriNfc_ISO15693_AddInfo_t)); psNdefSmtCrdFmt->FmtProcStatus = 0; } NFCSTATUS phFriNfc_ISO15693_Format ( phFriNfc_sNdefSmtCrdFmt_t *psNdefSmtCrdFmt) { NFCSTATUS result = NFCSTATUS_SUCCESS; phHal_sIso15693Info_t *ps_rem_iso_15693_info = &(psNdefSmtCrdFmt->psRemoteDevInfo->RemoteDevInfo.Iso15693_Info); if ((ISO15693_7TH_BYTE_UID_VALUE == ps_rem_iso_15693_info->Uid[ISO15693_BYTE_7_INDEX]) && (ISO15693_6TH_BYTE_UID_VALUE == ps_rem_iso_15693_info->Uid[ISO15693_BYTE_6_INDEX])) { /* Check if the card is manufactured by NXP (6th byte index of UID value = 0x04 and the last byte of UID is 0xE0, only then the card detected is NDEF compliant */ psNdefSmtCrdFmt->State = ISO15693_FORMAT; /* GET system information command to get the card size */ result = phFriNfc_ISO15693_H_FmtReadWrite (psNdefSmtCrdFmt, ISO15693_GET_SYSTEM_INFO_CMD, NULL, 0); } else { result = PHNFCSTVAL (CID_FRI_NFC_NDEF_SMTCRDFMT, NFCSTATUS_INVALID_DEVICE_REQUEST); } return result; } void phFriNfc_ISO15693_FmtProcess ( void *pContext, NFCSTATUS Status) { phFriNfc_sNdefSmtCrdFmt_t *psNdefSmtCrdFmt = (phFriNfc_sNdefSmtCrdFmt_t *)pContext; phFriNfc_ISO15693_AddInfo_t *ps_iso15693_info = &(psNdefSmtCrdFmt->AddInfo.s_iso15693_info); if((NFCSTATUS_SUCCESS & PHNFCSTBLOWER) == (Status & PHNFCSTBLOWER)) { if (ISO15693_FORMAT == psNdefSmtCrdFmt->State) { /* Check for further formatting */ Status = phFriNfc_ISO15693_H_ProFormat (psNdefSmtCrdFmt); } else { Status = PHNFCSTVAL (CID_FRI_NFC_NDEF_SMTCRDFMT, NFCSTATUS_INVALID_DEVICE_REQUEST); } } else { if (ISO15693_RD_MULTIPLE_BLKS_CHECK == (phFriNfc_ISO15693_FormatSeq_t)ps_iso15693_info->format_seq) { /* If READ MULTIPLE BLOCKS is not working then do further formatting, disable the READ MULTIPLE BLOCK flag in the CC 4th byte, this says that COMMAND is not supported and dont use this command */ Status = phFriNfc_ISO15693_H_ProFormat (psNdefSmtCrdFmt); } } /* Handle the all the error cases */ if ((NFCSTATUS_PENDING & PHNFCSTBLOWER) != (Status & PHNFCSTBLOWER)) { /* call respective CR */ phFriNfc_SmtCrdFmt_HCrHandler (psNdefSmtCrdFmt, Status); } } /*********************** External function definitions end ***********************/ #endif /* #ifndef PH_FRINFC_FMT_ISO15693_DISABLED */