mlanhostcmd.c

/** @file  mlanhostcmd.c
  *
  * @brief This file contains mlanconfig helper functions
  *
  * Copyright (C) 2008-2014, Marvell International Ltd.
  *
  * This software file (the "File") is distributed by Marvell International
  * Ltd. under the terms of the GNU General Public License Version 2, June 1991
  * (the "License").  You may use, redistribute and/or modify this File in
  * accordance with the terms and conditions of the License, a copy of which
  * is available by writing to the Free Software Foundation, Inc.,
  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA or on the
  * worldwide web at http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt.
  *
  * THE FILE IS DISTRIBUTED AS-IS, WITHOUT WARRANTY OF ANY KIND, AND THE
  * IMPLIED WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE
  * ARE EXPRESSLY DISCLAIMED.  The License provides additional details about
  * this warranty disclaimer.
  *
  */
/************************************************************************
Change log:
     11/26/2008: initial version
************************************************************************/

#include	"mlanconfig.h"
#include	"mlanhostcmd.h"

#ifndef MIN
/** Find minimum value */
#define MIN(a, b) ((a) < (b) ? (a) : (b))
#endif /* MIN */

/********************************************************
		Local Variables
********************************************************/

/********************************************************
		Global Variables
********************************************************/

/********************************************************
		Local Functions
********************************************************/
/**
 *  @brief get hostcmd data
 *
 *  @param ln			A pointer to line number
 *  @param buf			A pointer to hostcmd data
 *  @param size			A pointer to the return size of hostcmd buffer
 *  @return      		MLAN_STATUS_SUCCESS
 */
static int
mlan_get_hostcmd_data(FILE * fp, int *ln, t_u8 * buf, t_u16 * size)
{
	t_s32 errors = 0, i;
	t_s8 line[256], *pos, *pos1, *pos2, *pos3;
	t_u16 len;

	while ((pos = mlan_config_get_line(fp, line, sizeof(line), ln))) {
		(*ln)++;
		if (strcmp(pos, "}") == 0) {
			break;
		}

		pos1 = strchr(pos, ':');
		if (pos1 == NULL) {
			printf("Line %d: Invalid hostcmd line '%s'\n", *ln,
			       pos);
			errors++;
			continue;
		}
		*pos1++ = '\0';

		pos2 = strchr(pos1, '=');
		if (pos2 == NULL) {
			printf("Line %d: Invalid hostcmd line '%s'\n", *ln,
			       pos);
			errors++;
			continue;
		}
		*pos2++ = '\0';

		len = a2hex_or_atoi(pos1);
		if (len < 1 || len > MRVDRV_SIZE_OF_CMD_BUFFER) {
			printf("Line %d: Invalid hostcmd line '%s'\n", *ln,
			       pos);
			errors++;
			continue;
		}

		*size += len;

		if (*pos2 == '"') {
			pos2++;
			if ((pos3 = strchr(pos2, '"')) == NULL) {
				printf("Line %d: invalid quotation '%s'\n", *ln,
				       pos);
				errors++;
				continue;
			}
			*pos3 = '\0';
			memset(buf, 0, len);
			memmove(buf, pos2, MIN(strlen(pos2), len));
			buf += len;
		} else if (*pos2 == '\'') {
			pos2++;
			if ((pos3 = strchr(pos2, '\'')) == NULL) {
				printf("Line %d: invalid quotation '%s'\n", *ln,
				       pos);
				errors++;
				continue;
			}
			*pos3 = ',';
			for (i = 0; i < len; i++) {
				if ((pos3 = strchr(pos2, ',')) != NULL) {
					*pos3 = '\0';
					*buf++ = (t_u8) a2hex_or_atoi(pos2);
					pos2 = pos3 + 1;
				} else
					*buf++ = 0;
			}
		} else if (*pos2 == '{') {
			t_u16 tlvlen = 0, tmp_tlvlen;
			mlan_get_hostcmd_data(fp, ln, buf + len, &tlvlen);
			tmp_tlvlen = tlvlen;
			while (len--) {
				*buf++ = (t_u8) (tmp_tlvlen & 0xff);
				tmp_tlvlen >>= 8;
			}
			*size += tlvlen;
			buf += tlvlen;
		} else {
			t_u32 value = a2hex_or_atoi(pos2);
			while (len--) {
				*buf++ = (t_u8) (value & 0xff);
				value >>= 8;
			}
		}
	}
	return MLAN_STATUS_SUCCESS;
}

/********************************************************
		Global Functions
********************************************************/
/**
 *  @brief convert char to hex integer
 *
 *  @param chr 		char to convert
 *  @return      	hex integer or 0
 */
int
hexval(t_s32 chr)
{
	if (chr >= '0' && chr <= '9')
		return chr - '0';
	if (chr >= 'A' && chr <= 'F')
		return chr - 'A' + 10;
	if (chr >= 'a' && chr <= 'f')
		return chr - 'a' + 10;

	return 0;
}

/**
 *  @brief Hump hex data
 *
 *  @param prompt	A pointer prompt buffer
 *  @param p		A pointer to data buffer
 *  @param len		the len of data buffer
 *  @param delim	delim char
 *  @return            	hex integer
 */
t_void
hexdump(t_s8 * prompt, t_void * p, t_s32 len, t_s8 delim)
{
	t_s32 i;
	t_u8 *s = p;

	if (prompt) {
		printf("%s: len=%d\n", prompt, (int)len);
	}
	for (i = 0; i < len; i++) {
		if (i != len - 1)
			printf("%02x%c", *s++, delim);
		else
			printf("%02x\n", *s);
		if ((i + 1) % 16 == 0)
			printf("\n");
	}
	printf("\n");
}

/**
 *  @brief convert char to hex integer
 *
 *  @param chr		char
 *  @return            	hex integer
 */
t_u8
hexc2bin(t_s8 chr)
{
	if (chr >= '0' && chr <= '9')
		chr -= '0';
	else if (chr >= 'A' && chr <= 'F')
		chr -= ('A' - 10);
	else if (chr >= 'a' && chr <= 'f')
		chr -= ('a' - 10);

	return chr;
}

/**
 *  @brief convert string to hex integer
 *
 *  @param s		A pointer string buffer
 *  @return            	hex integer
 */
t_u32
a2hex(t_s8 * s)
{
	t_u32 val = 0;

	if (!strncasecmp("0x", s, 2)) {
		s += 2;
	}

	while (*s && isxdigit(*s)) {
		val = (val << 4) + hexc2bin(*s++);
	}

	return val;
}

/*
 *  @brief convert String to integer
 *
 *  @param value	A pointer to string
 *  @return             integer
 */
t_u32
a2hex_or_atoi(t_s8 * value)
{
	if (value[0] == '0' && (value[1] == 'X' || value[1] == 'x')) {
		return a2hex(value + 2);
	} else if (isdigit(*value)) {
		return atoi(value);
	} else {
		return *value;
	}
}

/**
 *  @brief convert string to hex
 *
 *  @param ptr		A pointer to data buffer
 *  @param chr 		A pointer to return integer
 *  @return      	A pointer to next data field
 */
t_s8 *
convert2hex(t_s8 * ptr, t_u8 * chr)
{
	t_u8 val;

	for (val = 0; *ptr && isxdigit(*ptr); ptr++) {
		val = (val * 16) + hexval(*ptr);
	}

	*chr = val;

	return ptr;
}

/**
 *  @brief Check the Hex String
 *  @param s  A pointer to the string
 *  @return   MLAN_STATUS_SUCCESS --HexString, MLAN_STATUS_FAILURE --not HexString
 */
int
ishexstring(t_s8 * s)
{
	int ret = MLAN_STATUS_FAILURE;
	t_s32 tmp;

	if (!strncasecmp("0x", s, 2)) {
		s += 2;
	}
	while (*s) {
		tmp = toupper(*s);
		if (((tmp >= 'A') && (tmp <= 'F')) ||
		    ((tmp >= '0') && (tmp <= '9'))) {
			ret = MLAN_STATUS_SUCCESS;
		} else {
			ret = MLAN_STATUS_FAILURE;
			break;
		}
		s++;
	}

	return ret;
}

/**
 *  @brief Convert String to Integer
 *  @param buf      A pointer to the string
 *  @return         Integer
 */
int
atoval(t_s8 * buf)
{
	if (!strncasecmp(buf, "0x", 2))
		return a2hex(buf + 2);
	else if (!ishexstring(buf))
		return a2hex(buf);
	else
		return atoi(buf);
}

/**
 *  @brief Prepare host-command buffer
 *  @param fp		File handler
 *  @param cmd_name	Command name
 *  @param buf		A pointer to comand buffer
 *  @return      	MLAN_STATUS_SUCCESS--success, otherwise--fail
 */
int
prepare_host_cmd_buffer(FILE * fp, char *cmd_name, t_u8 * buf)
{
	t_s8 line[256], cmdname[256], *pos, cmdcode[10];
	HostCmd_DS_GEN *hostcmd;
	int ln = 0;
	int cmdname_found = 0, cmdcode_found = 0;

	memset(buf, 0, MRVDRV_SIZE_OF_CMD_BUFFER);
	hostcmd = (HostCmd_DS_GEN *) buf;
	hostcmd->command = 0xffff;

	snprintf(cmdname, sizeof(cmdname), "%s={", cmd_name);
	cmdname_found = 0;
	while ((pos = mlan_config_get_line(fp, line, sizeof(line), &ln))) {
		if (strcmp(pos, cmdname) == 0) {
			cmdname_found = 1;
			snprintf(cmdcode, sizeof(cmdcode), "CmdCode=");
			cmdcode_found = 0;
			while ((pos =
				mlan_config_get_line(fp, line, sizeof(line),
						     &ln))) {
				if (strncmp(pos, cmdcode, strlen(cmdcode)) == 0) {
					cmdcode_found = 1;
					hostcmd->command =
						a2hex_or_atoi(pos +
							      strlen(cmdcode));
					hostcmd->size = S_DS_GEN;
					mlan_get_hostcmd_data(fp, &ln,
							      buf +
							      hostcmd->size,
							      &hostcmd->size);
					break;
				}
			}
			if (!cmdcode_found) {
				fprintf(stderr,
					"mlanconfig: CmdCode not found in conf file\n");
				return MLAN_STATUS_FAILURE;
			}
			break;
		}
	}

	if (!cmdname_found) {
		fprintf(stderr,
			"mlanconfig: cmdname '%s' is not found in conf file\n",
			cmd_name);
		return MLAN_STATUS_FAILURE;
	}

	hostcmd->seq_num = 0;
	hostcmd->result = 0;
	hostcmd->command = cpu_to_le16(hostcmd->command);
	hostcmd->size = cpu_to_le16(hostcmd->size);
	return MLAN_STATUS_SUCCESS;
}

/** Config data header length */
#define CFG_DATA_HEADER_LEN 6

/**
 *  @brief Prepare cfg-data buffer
 *  @param argc     number of arguments
 *  @param argv     A pointer to arguments array
 *  @param fp       File handler
 *  @param buf      A pointer to comand buffer
 *  @return         MLAN_STATUS_SUCCESS--success, otherwise--fail
 */
int
prepare_cfg_data_buffer(int argc, char *argv[], FILE * fp, t_u8 * buf)
{
	int ln = 0, type;
	HostCmd_DS_GEN *hostcmd;
	HostCmd_DS_802_11_CFG_DATA *pcfg_data;

	memset(buf, 0, MRVDRV_SIZE_OF_CMD_BUFFER);
	hostcmd = (HostCmd_DS_GEN *) buf;
	hostcmd->command = cpu_to_le16(HostCmd_CMD_CFG_DATA);
	pcfg_data = (HostCmd_DS_802_11_CFG_DATA *) (buf + S_DS_GEN);
	pcfg_data->action =
		(argc == 4) ? HostCmd_ACT_GEN_GET : HostCmd_ACT_GEN_SET;
	type = atoi(argv[3]);
	if ((type < 1) || (type > 2)) {
		fprintf(stderr, "mlanconfig: Invalid register type\n");
		return MLAN_STATUS_FAILURE;
	} else {
		pcfg_data->type = type;
	}
	if (argc == 5) {
		ln = fparse_for_hex(fp, pcfg_data->data);
	}
	pcfg_data->data_len = ln;
	hostcmd->size =
		cpu_to_le16(pcfg_data->data_len + S_DS_GEN +
			    CFG_DATA_HEADER_LEN);
	pcfg_data->data_len = cpu_to_le16(pcfg_data->data_len);
	pcfg_data->type = cpu_to_le16(pcfg_data->type);
	pcfg_data->action = cpu_to_le16(pcfg_data->action);

	hostcmd->seq_num = 0;
	hostcmd->result = 0;
	return MLAN_STATUS_SUCCESS;
}

/**
 *  @brief Process host_cmd response
 *  @param buf		A pointer to the response buffer
 *  @return      	MLAN_STATUS_SUCCESS--success, otherwise--fail
 */
int
process_host_cmd_resp(t_u8 * buf)
{
	HostCmd_DS_GEN *hostcmd = (HostCmd_DS_GEN *) buf;
	int ret = MLAN_STATUS_SUCCESS;

	hostcmd->command = le16_to_cpu(hostcmd->command);
	hostcmd->size = le16_to_cpu(hostcmd->size);
	hostcmd->seq_num = le16_to_cpu(hostcmd->seq_num);
	hostcmd->result = le16_to_cpu(hostcmd->result);

	hostcmd->command &= ~HostCmd_RET_BIT;
	if (!hostcmd->result) {
		switch (hostcmd->command) {
		case HostCmd_CMD_CFG_DATA:
			{
				HostCmd_DS_802_11_CFG_DATA *pstcfgData =
					(HostCmd_DS_802_11_CFG_DATA *) (buf +
									S_DS_GEN);
				pstcfgData->data_len =
					le16_to_cpu(pstcfgData->data_len);
				pstcfgData->action =
					le16_to_cpu(pstcfgData->action);

				if (pstcfgData->action == HostCmd_ACT_GEN_GET) {
					hexdump("cfgdata", pstcfgData->data,
						pstcfgData->data_len, ' ');
				}
				break;
			}
		case HostCmd_CMD_802_11_TPC_ADAPT_REQ:
			{
				mlan_ioctl_11h_tpc_resp *tpcIoctlResp =
					(mlan_ioctl_11h_tpc_resp *) (buf +
								     S_DS_GEN);
				if (tpcIoctlResp->status_code == 0) {
					printf("tpcrequest:  txPower(%d), linkMargin(%d), rssi(%d)\n", tpcIoctlResp->tx_power, tpcIoctlResp->link_margin, tpcIoctlResp->rssi);
				} else {
					printf("tpcrequest:  failure, status = %d\n", tpcIoctlResp->status_code);
				}
				break;
			}
		case HostCmd_CMD_802_11_CRYPTO:
			{
				t_u16 alg =
					le16_to_cpu((t_u16) *
						    (buf + S_DS_GEN +
						     sizeof(t_u16)));
				if (alg != CIPHER_TEST_AES_CCM) {
					HostCmd_DS_802_11_CRYPTO *cmd =
						(HostCmd_DS_802_11_CRYPTO
						 *) (buf + S_DS_GEN);
					cmd->encdec = le16_to_cpu(cmd->encdec);
					cmd->algorithm =
						le16_to_cpu(cmd->algorithm);
					cmd->key_IV_length =
						le16_to_cpu(cmd->key_IV_length);
					cmd->key_length =
						le16_to_cpu(cmd->key_length);
					cmd->data.header.type =
						le16_to_cpu(cmd->data.header.
							    type);
					cmd->data.header.len =
						le16_to_cpu(cmd->data.header.
							    len);

					printf("crypto_result: encdec=%d algorithm=%d,KeyIVLen=%d," " KeyLen=%d,dataLen=%d\n", cmd->encdec, cmd->algorithm, cmd->key_IV_length, cmd->key_length, cmd->data.header.len);
					hexdump("KeyIV", cmd->keyIV,
						cmd->key_IV_length, ' ');
					hexdump("Key", cmd->key,
						cmd->key_length, ' ');
					hexdump("Data", cmd->data.data,
						cmd->data.header.len, ' ');
				} else {
					HostCmd_DS_802_11_CRYPTO_AES_CCM
						*cmd_aes_ccm =
						(HostCmd_DS_802_11_CRYPTO_AES_CCM
						 *) (buf + S_DS_GEN);

					cmd_aes_ccm->encdec
						=
						le16_to_cpu(cmd_aes_ccm->
							    encdec);
					cmd_aes_ccm->algorithm =
						le16_to_cpu(cmd_aes_ccm->
							    algorithm);
					cmd_aes_ccm->key_length =
						le16_to_cpu(cmd_aes_ccm->
							    key_length);
					cmd_aes_ccm->nonce_length =
						le16_to_cpu(cmd_aes_ccm->
							    nonce_length);
					cmd_aes_ccm->AAD_length =
						le16_to_cpu(cmd_aes_ccm->
							    AAD_length);
					cmd_aes_ccm->data.header.type =
						le16_to_cpu(cmd_aes_ccm->data.
							    header.type);
					cmd_aes_ccm->data.header.len =
						le16_to_cpu(cmd_aes_ccm->data.
							    header.len);

					printf("crypto_result: encdec=%d algorithm=%d, KeyLen=%d," " NonceLen=%d,AADLen=%d,dataLen=%d\n", cmd_aes_ccm->encdec, cmd_aes_ccm->algorithm, cmd_aes_ccm->key_length, cmd_aes_ccm->nonce_length, cmd_aes_ccm->AAD_length, cmd_aes_ccm->data.header.len);

					hexdump("Key", cmd_aes_ccm->key,
						cmd_aes_ccm->key_length, ' ');
					hexdump("Nonce", cmd_aes_ccm->nonce,
						cmd_aes_ccm->nonce_length, ' ');
					hexdump("AAD", cmd_aes_ccm->AAD,
						cmd_aes_ccm->AAD_length, ' ');
					hexdump("Data", cmd_aes_ccm->data.data,
						cmd_aes_ccm->data.header.len,
						' ');
				}
				break;
			}
		case HostCmd_CMD_802_11_AUTO_TX:
			{
				HostCmd_DS_802_11_AUTO_TX *at =
					(HostCmd_DS_802_11_AUTO_TX *) (buf +
								       S_DS_GEN);

				if (le16_to_cpu(at->action) ==
				    HostCmd_ACT_GEN_GET) {
					if (S_DS_GEN + sizeof(at->action) ==
					    hostcmd->size) {
						printf("auto_tx not configured\n");

					} else {
						MrvlIEtypesHeader_t *header =
							&at->auto_tx.header;

						header->type =
							le16_to_cpu(header->
								    type);
						header->len =
							le16_to_cpu(header->
								    len);

						if ((S_DS_GEN +
						     sizeof(at->action)
						     +
						     sizeof(MrvlIEtypesHeader_t)
						     + header->len ==
						     hostcmd->size) &&
						    (header->type ==
						     TLV_TYPE_AUTO_TX)) {

							AutoTx_MacFrame_t *atmf
								=
								&at->auto_tx.
								auto_tx_mac_frame;

							printf("Interval: %d second(s)\n", le16_to_cpu(atmf->interval));
							printf("Priority: %#x\n", atmf->priority);
							printf("Frame Length: %d\n", le16_to_cpu(atmf->frame_len));
							printf("Dest Mac Address: " "%02x:%02x:%02x:%02x:%02x:%02x\n", atmf->dest_mac_addr[0], atmf->dest_mac_addr[1], atmf->dest_mac_addr[2], atmf->dest_mac_addr[3], atmf->dest_mac_addr[4], atmf->dest_mac_addr[5]);
							printf("Src Mac Address: " "%02x:%02x:%02x:%02x:%02x:%02x\n", atmf->src_mac_addr[0], atmf->src_mac_addr[1], atmf->src_mac_addr[2], atmf->src_mac_addr[3], atmf->src_mac_addr[4], atmf->src_mac_addr[5]);

							hexdump("Frame Payload",
								atmf->payload,
								le16_to_cpu
								(atmf->
								 frame_len)
								-
								MLAN_MAC_ADDR_LENGTH
								* 2, ' ');
						} else {
							printf("incorrect auto_tx command response\n");
						}
					}
				}
				break;
			}
		case HostCmd_CMD_802_11_SUBSCRIBE_EVENT:
			{
				HostCmd_DS_802_11_SUBSCRIBE_EVENT *se =
					(HostCmd_DS_802_11_SUBSCRIBE_EVENT
					 *) (buf + S_DS_GEN);
				if (le16_to_cpu(se->action) ==
				    HostCmd_ACT_GEN_GET) {
					int len =
						S_DS_GEN +
						sizeof
						(HostCmd_DS_802_11_SUBSCRIBE_EVENT);
					printf("\nEvent\t\tValue\tFreq\tsubscribed\n\n");
					while (len < hostcmd->size) {
						MrvlIEtypesHeader_t *header =
							(MrvlIEtypesHeader_t
							 *) (buf + len);
						switch (le16_to_cpu
							(header->type)) {
						case TLV_TYPE_RSSI_LOW:
							{
								MrvlIEtypes_RssiThreshold_t
									*low_rssi
									=
									(MrvlIEtypes_RssiThreshold_t
									 *) (buf
									     +
									     len);
								printf("Beacon Low RSSI\t%d\t%d\t%s\n", low_rssi->RSSI_value, low_rssi->RSSI_freq, (le16_to_cpu(se->events) & 0x0001) ? "yes" : "no");
								break;
							}
						case TLV_TYPE_SNR_LOW:
							{
								MrvlIEtypes_SnrThreshold_t
									*low_snr
									=
									(MrvlIEtypes_SnrThreshold_t
									 *) (buf
									     +
									     len);
								printf("Beacon Low SNR\t%d\t%d\t%s\n", low_snr->SNR_value, low_snr->SNR_freq, (le16_to_cpu(se->events) & 0x0002) ? "yes" : "no");
								break;
							}
						case TLV_TYPE_FAILCOUNT:
							{
								MrvlIEtypes_FailureCount_t
									*failure_count
									=
									(MrvlIEtypes_FailureCount_t
									 *) (buf
									     +
									     len);
								printf("Failure Count\t%d\t%d\t%s\n", failure_count->fail_value, failure_count->fail_freq, (le16_to_cpu(se->events) & 0x0004) ? "yes" : "no");
								break;
							}
						case TLV_TYPE_BCNMISS:
							{
								MrvlIEtypes_BeaconsMissed_t
									*bcn_missed
									=
									(MrvlIEtypes_BeaconsMissed_t
									 *) (buf
									     +
									     len);
								printf("Beacon Missed\t%d\tN/A\t%s\n", bcn_missed->beacon_missed, (le16_to_cpu(se->events) & 0x0008) ? "yes" : "no");
								break;
							}
						case TLV_TYPE_RSSI_HIGH:
							{
								MrvlIEtypes_RssiThreshold_t
									*high_rssi
									=
									(MrvlIEtypes_RssiThreshold_t
									 *) (buf
									     +
									     len);
								printf("Bcn High RSSI\t%d\t%d\t%s\n", high_rssi->RSSI_value, high_rssi->RSSI_freq, (le16_to_cpu(se->events) & 0x0010) ? "yes" : "no");
								break;
							}

						case TLV_TYPE_SNR_HIGH:
							{
								MrvlIEtypes_SnrThreshold_t
									*high_snr
									=
									(MrvlIEtypes_SnrThreshold_t
									 *) (buf
									     +
									     len);
								printf("Beacon High SNR\t%d\t%d\t%s\n", high_snr->SNR_value, high_snr->SNR_freq, (le16_to_cpu(se->events) & 0x0020) ? "yes" : "no");
								break;
							}
						case TLV_TYPE_RSSI_LOW_DATA:
							{
								MrvlIEtypes_RssiThreshold_t
									*low_rssi
									=
									(MrvlIEtypes_RssiThreshold_t
									 *) (buf
									     +
									     len);
								printf("Data Low RSSI\t%d\t%d\t%s\n", low_rssi->RSSI_value, low_rssi->RSSI_freq, (le16_to_cpu(se->events) & 0x0040) ? "yes" : "no");
								break;
							}
						case TLV_TYPE_SNR_LOW_DATA:
							{
								MrvlIEtypes_SnrThreshold_t
									*low_snr
									=
									(MrvlIEtypes_SnrThreshold_t
									 *) (buf
									     +
									     len);
								printf("Data Low SNR\t%d\t%d\t%s\n", low_snr->SNR_value, low_snr->SNR_freq, (le16_to_cpu(se->events) & 0x0080) ? "yes" : "no");
								break;
							}
						case TLV_TYPE_RSSI_HIGH_DATA:
							{
								MrvlIEtypes_RssiThreshold_t
									*high_rssi
									=
									(MrvlIEtypes_RssiThreshold_t
									 *) (buf
									     +
									     len);
								printf("Data High RSSI\t%d\t%d\t%s\n", high_rssi->RSSI_value, high_rssi->RSSI_freq, (le16_to_cpu(se->events) & 0x0100) ? "yes" : "no");
								break;
							}
						case TLV_TYPE_SNR_HIGH_DATA:
							{
								MrvlIEtypes_SnrThreshold_t
									*high_snr
									=
									(MrvlIEtypes_SnrThreshold_t
									 *) (buf
									     +
									     len);
								printf("Data High SNR\t%d\t%d\t%s\n", high_snr->SNR_value, high_snr->SNR_freq, (le16_to_cpu(se->events) & 0x0200) ? "yes" : "no");
								break;
							}
						case TLV_TYPE_LINK_QUALITY:
							{
								MrvlIEtypes_LinkQuality_t
									*link_qual
									=
									(MrvlIEtypes_LinkQuality_t
									 *) (buf
									     +
									     len);
								printf("Link Quality Parameters:\n");
								printf("------------------------\n");
								printf("Link Quality Event Subscribed\t%s\n", (le16_to_cpu(se->events) & 0x0400) ? "yes" : "no");
								printf("Link SNR Threshold   = %d\n", le16_to_cpu(link_qual->link_SNR_thrs));
								printf("Link SNR Frequency   = %d\n", le16_to_cpu(link_qual->link_SNR_freq));
								printf("Min Rate Value       = %d\n", le16_to_cpu(link_qual->min_rate_val));
								printf("Min Rate Frequency   = %d\n", le16_to_cpu(link_qual->min_rate_freq));
								printf("Tx Latency Value     = %d\n", le32_to_cpu(link_qual->tx_latency_val));
								printf("Tx Latency Threshold = %d\n", le32_to_cpu(link_qual->tx_latency_thrs));

								break;
							}
						case TLV_TYPE_PRE_BEACON_LOST:
							{
								MrvlIEtypes_PreBeaconLost_t
									*pre_bcn_lost
									=
									(MrvlIEtypes_PreBeaconLost_t
									 *) (buf
									     +
									     len);
								printf("------------------------\n");
								printf("Pre-Beacon Lost Event Subscribed\t%s\n", (le16_to_cpu(se->events) & 0x0800) ? "yes" : "no");
								printf("Pre-Beacon Lost: %d\n", pre_bcn_lost->pre_beacon_lost);
								break;
							}
						default:
							printf("Unknown subscribed event TLV Type=%#x," " Len=%d\n", le16_to_cpu(header->type), le16_to_cpu(header->len));
							break;
						}

						len += (sizeof
							(MrvlIEtypesHeader_t)
							+
							le16_to_cpu(header->
								    len));
					}
				}
				break;
			}
		case HostCmd_CMD_MAC_REG_ACCESS:
		case HostCmd_CMD_BBP_REG_ACCESS:
		case HostCmd_CMD_RF_REG_ACCESS:
		case HostCmd_CMD_CAU_REG_ACCESS:
			{
				HostCmd_DS_REG *preg =
					(HostCmd_DS_REG *) (buf + S_DS_GEN);
				preg->action = le16_to_cpu(preg->action);
				if (preg->action == HostCmd_ACT_GEN_GET) {
					preg->value = le32_to_cpu(preg->value);
					printf("value = 0x%08x\n", preg->value);
				}
				break;
			}
		case HostCmd_CMD_MEM_ACCESS:
			{
				HostCmd_DS_MEM *pmem =
					(HostCmd_DS_MEM *) (buf + S_DS_GEN);
				pmem->action = le16_to_cpu(pmem->action);
				if (pmem->action == HostCmd_ACT_GEN_GET) {
					pmem->value = le32_to_cpu(pmem->value);
					printf("value = 0x%08x\n", pmem->value);
				}
				break;
			}
		default:
			printf("HOSTCMD_RESP: CmdCode=%#04x, Size=%#04x,"
			       " SeqNum=%#04x, Result=%#04x\n",
			       hostcmd->command, hostcmd->size,
			       hostcmd->seq_num, hostcmd->result);
			hexdump("payload",
				(t_void *) (buf + S_DS_GEN),
				hostcmd->size - S_DS_GEN, ' ');
			break;
		}
	} else {
		printf("HOSTCMD failed: CmdCode=%#04x, Size=%#04x,"
		       " SeqNum=%#04x, Result=%#04x\n",
		       hostcmd->command, hostcmd->size,
		       hostcmd->seq_num, hostcmd->result);
	}
	return ret;
}

/**
 *  @brief Prepare ARP filter buffer
 *  @param fp		File handler
 *  @param buf		A pointer to the buffer
 *  @param length	A pointer to the length of buffer
 *  @return      	MLAN_STATUS_SUCCESS--success, otherwise--fail
 */
int
prepare_arp_filter_buffer(FILE * fp, t_u8 * buf, t_u16 * length)
{
	t_s8 line[256], *pos;
	int ln = 0;
	int ret = MLAN_STATUS_SUCCESS;
	int arpfilter_found = 0;

	memset(buf, 0, MRVDRV_SIZE_OF_CMD_BUFFER);
	while ((pos = mlan_config_get_line(fp, line, sizeof(line), &ln))) {
		if (strcmp(pos, "arpfilter={") == 0) {
			arpfilter_found = 1;
			mlan_get_hostcmd_data(fp, &ln, buf, length);
			break;
		}
	}
	if (!arpfilter_found) {
		fprintf(stderr,
			"mlanconfig: 'arpfilter' not found in conf file");
		ret = MLAN_STATUS_FAILURE;
	}
	return ret;
}

/**
 *  @brief Prepare the hostcmd for register access
 *  @param type     Register type
 *  @param offset   Register offset
 *  @param value    Pointer to value (NULL for read)
 *  @param buf      Pointer to hostcmd buffer
 *  @return         MLAN_STATUS_SUCCESS--success, otherwise--fail
 */
int
prepare_hostcmd_regrdwr(t_u32 type, t_u32 offset, t_u32 * value, t_u8 * buf)
{
	HostCmd_DS_GEN *hostcmd;
	HostCmd_DS_REG *preg;

	hostcmd = (HostCmd_DS_GEN *) buf;
	switch (type) {
	case 1:
		hostcmd->command = cpu_to_le16(HostCmd_CMD_MAC_REG_ACCESS);
		break;
	case 2:
		hostcmd->command = cpu_to_le16(HostCmd_CMD_BBP_REG_ACCESS);
		break;
	case 3:
		hostcmd->command = cpu_to_le16(HostCmd_CMD_RF_REG_ACCESS);
		break;
	case 5:
		hostcmd->command = cpu_to_le16(HostCmd_CMD_CAU_REG_ACCESS);
		break;
	default:
		printf("Invalid register set specified\n");
		return -EINVAL;
	}
	preg = (HostCmd_DS_REG *) (buf + S_DS_GEN);
	preg->action = (value) ? HostCmd_ACT_GEN_SET : HostCmd_ACT_GEN_GET;
	preg->action = cpu_to_le16(preg->action);
	preg->offset = cpu_to_le16((t_u16) offset);
	if (value)
		preg->value = cpu_to_le32(*value);
	else
		preg->value = 0;
	hostcmd->size = cpu_to_le16(S_DS_GEN + sizeof(HostCmd_DS_REG));
	hostcmd->seq_num = 0;
	hostcmd->result = 0;

	return MLAN_STATUS_SUCCESS;
}