Imported Upstream version 1.8.16upstream/1.8.16

3 files changed, 1291 insertions, 0 deletions

diff --git a/src/plugins/usb/Makefile.am b/src/plugins/usb/Makefile.am
new file mode 100644
index 0000000..2a431f7
--- /dev/null
+++ b/src/plugins/usb/Makefile.am
@@ -0,0 +1,40 @@
+ #
+ # Copyright (c) 2015 American Megatrends, Inc.
+ # All rights reserved.
+ #
+ # Redistribution and use in source and binary forms, with or without
+ # modification,are permitted provided that the following conditions are met:
+ #
+ # 1. Redistributions of source code must retain the above copyright notice,
+ #    this list of conditions and the following disclaimer.
+ #
+ # 2. Redistributions in binary form must reproduce the above copyright notice,
+ #    this list of conditions and the following disclaimer in the documentation
+ #    and/or other materials provided with the distribution.
+ #
+ # 3. Neither the name of the copyright holder nor the names of its contributors
+ #    may be used to endorse or promote products derived from this software
+ #    without specific prior written permission.
+ #
+ # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ # AND ANY EXPRESS OR IMPLIED WARRANTIES,INCLUDING, BUT NOT LIMITED TO, THE
+ # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ # ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ # POSSIBILITY OF SUCH DAMAGE.
+ #
+
+MAINTAINERCLEANFILES	= Makefile.in
+
+INCLUDES		= -I$(top_srcdir)/include
+
+EXTRA_LTLIBRARIES	= libintf_usb.la
+noinst_LTLIBRARIES	= @INTF_USB_LIB@
+libintf_usb_la_LIBADD	= $(top_builddir)/lib/libipmitool.la
+libintf_usb_la_SOURCES	= usb.c
+
diff --git a/src/plugins/usb/Makefile.in b/src/plugins/usb/Makefile.in
new file mode 100644
index 0000000..298e11d
--- /dev/null
+++ b/src/plugins/usb/Makefile.in
@@ -0,0 +1,637 @@
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+	  if test -d $$d/$$file; then \
+	    dir=`echo "/$$file" | sed -e 's,/[^/]*$$,,'`; \
+	    if test -d "$(distdir)/$$file"; then \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    if test -d $(srcdir)/$$file && test $$d != $(srcdir); then \
+	      cp -fpR $(srcdir)/$$file "$(distdir)$$dir" || exit 1; \
+	      find "$(distdir)/$$file" -type d ! -perm -700 -exec chmod u+rwx {} \;; \
+	    fi; \
+	    cp -fpR $$d/$$file "$(distdir)$$dir" || exit 1; \
+	  else \
+	    test -f "$(distdir)/$$file" \
+	    || cp -p $$d/$$file "$(distdir)/$$file" \
+	    || exit 1; \
+	  fi; \
+	done
+check-am: all-am
+check: check-am
+all-am: Makefile $(LTLIBRARIES)
+installdirs:
+install: install-am
+install-exec: install-exec-am
+install-data: install-data-am
+uninstall: uninstall-am
+
+install-am: all-am
+	@$(MAKE) $(AM_MAKEFLAGS) install-exec-am install-data-am
+
+installcheck: installcheck-am
+install-strip:
+	if test -z '$(STRIP)'; then \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	      install; \
+	else \
+	  $(MAKE) $(AM_MAKEFLAGS) INSTALL_PROGRAM="$(INSTALL_STRIP_PROGRAM)" \
+	    install_sh_PROGRAM="$(INSTALL_STRIP_PROGRAM)" INSTALL_STRIP_FLAG=-s \
+	    "INSTALL_PROGRAM_ENV=STRIPPROG='$(STRIP)'" install; \
+	fi
+mostlyclean-generic:
+
+clean-generic:
+
+distclean-generic:
+	-test -z "$(CONFIG_CLEAN_FILES)" || rm -f $(CONFIG_CLEAN_FILES)
+	-test . = "$(srcdir)" || test -z "$(CONFIG_CLEAN_VPATH_FILES)" || rm -f $(CONFIG_CLEAN_VPATH_FILES)
+
+maintainer-clean-generic:
+	@echo "This command is intended for maintainers to use"
+	@echo "it deletes files that may require special tools to rebuild."
+	-test -z "$(MAINTAINERCLEANFILES)" || rm -f $(MAINTAINERCLEANFILES)
+clean: clean-am
+
+clean-am: clean-generic clean-libtool clean-noinstLTLIBRARIES \
+	mostlyclean-am
+
+distclean: distclean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+distclean-am: clean-am distclean-compile distclean-generic \
+	distclean-tags
+
+dvi: dvi-am
+
+dvi-am:
+
+html: html-am
+
+html-am:
+
+info: info-am
+
+info-am:
+
+install-data-am:
+
+install-dvi: install-dvi-am
+
+install-dvi-am:
+
+install-exec-am:
+
+install-html: install-html-am
+
+install-html-am:
+
+install-info: install-info-am
+
+install-info-am:
+
+install-man:
+
+install-pdf: install-pdf-am
+
+install-pdf-am:
+
+install-ps: install-ps-am
+
+install-ps-am:
+
+installcheck-am:
+
+maintainer-clean: maintainer-clean-am
+	-rm -rf ./$(DEPDIR)
+	-rm -f Makefile
+maintainer-clean-am: distclean-am maintainer-clean-generic
+
+mostlyclean: mostlyclean-am
+
+mostlyclean-am: mostlyclean-compile mostlyclean-generic \
+	mostlyclean-libtool
+
+pdf: pdf-am
+
+pdf-am:
+
+ps: ps-am
+
+ps-am:
+
+uninstall-am:
+
+.MAKE: install-am install-strip
+
+.PHONY: CTAGS GTAGS TAGS all all-am check check-am clean clean-generic \
+	clean-libtool clean-noinstLTLIBRARIES cscopelist-am ctags \
+	ctags-am distclean distclean-compile distclean-generic \
+	distclean-libtool distclean-tags distdir dvi dvi-am html \
+	html-am info info-am install install-am install-data \
+	install-data-am install-dvi install-dvi-am install-exec \
+	install-exec-am install-html install-html-am install-info \
+	install-info-am install-man install-pdf install-pdf-am \
+	install-ps install-ps-am install-strip installcheck \
+	installcheck-am installdirs maintainer-clean \
+	maintainer-clean-generic mostlyclean mostlyclean-compile \
+	mostlyclean-generic mostlyclean-libtool pdf pdf-am ps ps-am \
+	tags tags-am uninstall uninstall-am
+
+ #
+ # Copyright (c) 2015 American Megatrends, Inc.
+ # All rights reserved.
+ #
+ # Redistribution and use in source and binary forms, with or without
+ # modification,are permitted provided that the following conditions are met:
+ #
+ # 1. Redistributions of source code must retain the above copyright notice,
+ #    this list of conditions and the following disclaimer.
+ #
+ # 2. Redistributions in binary form must reproduce the above copyright notice,
+ #    this list of conditions and the following disclaimer in the documentation
+ #    and/or other materials provided with the distribution.
+ #
+ # 3. Neither the name of the copyright holder nor the names of its contributors
+ #    may be used to endorse or promote products derived from this software
+ #    without specific prior written permission.
+ #
+ # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ # AND ANY EXPRESS OR IMPLIED WARRANTIES,INCLUDING, BUT NOT LIMITED TO, THE
+ # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ # ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ # LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ # CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ # SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ # INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ # CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ # ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ # POSSIBILITY OF SUCH DAMAGE.
+ #
+
+# Tell versions [3.59,3.63) of GNU make to not export all variables.
+# Otherwise a system limit (for SysV at least) may be exceeded.
+.NOEXPORT:
diff --git a/src/plugins/usb/usb.c b/src/plugins/usb/usb.c
new file mode 100644
index 0000000..0049400
--- /dev/null
+++ b/src/plugins/usb/usb.c
@@ -0,0 +1,614 @@
+/*
+ * Copyright (c) 2015 American Megatrends, Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ *    this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ *    this list of conditions and the following disclaimer in the documentation
+ *    and/or other materials provided with the distribution.
+ *
+ * 3. Neither the name of the copyright holder nor the names of its
+ *    contributors may be used to endorse or promote products derived from this
+ *    software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#define _BSD_SOURCE
+
+#include <ipmitool/helper.h>
+#include <ipmitool/log.h>
+#include <ipmitool/bswap.h>
+#include <ipmitool/ipmi.h>
+#include <ipmitool/ipmi_intf.h>
+#include <ipmitool/ipmi_oem.h>
+#include <ipmitool/ipmi_strings.h>
+#include <ipmitool/ipmi_constants.h>
+#include <scsi/sg.h>
+#include <sys/ioctl.h>
+#include <scsi/scsi_ioctl.h>
+#include <scsi/scsi.h>
+#include <sys/file.h>
+#include <sys/stat.h>
+#include <sys/types.h>
+#include <fcntl.h>
+#include <errno.h>
+#include <unistd.h>
+
+#define PACKED __attribute__ ((packed))
+#define BEGIN_SIG                   "$G2-CONFIG-HOST$"
+#define BEGIN_SIG_LEN               16
+#define MAX_REQUEST_SIZE            64 * 1024
+#define CMD_RESERVED                0x0000
+#define SCSI_AMICMD_CURI_WRITE      0xE2
+#define SCSI_AMICMD_CURI_READ       0xE3
+#define SCSI_AMIDEF_CMD_SECTOR      0x01
+#define SCSI_AMIDEF_DATA_SECTOR     0x02
+#define ERR_SUCCESS                 0       /* Success */
+#define ERR_BIG_DATA                1       /* Too Much Data */
+#define ERR_NO_DATA                 2       /* No/Less Data Available */
+#define ERR_UNSUPPORTED             3       /* Unsupported Command */
+#define IN_PROCESS                  0x8000  /* Bit 15 of Status */
+#define SCSI_AMICMD_ID              0xEE
+
+/* SCSI Command Packets */
+typedef struct {
+	unsigned char   OpCode;
+	unsigned char   Lun;
+	unsigned int    Lba;
+	union {
+		struct {
+			unsigned char   Reserved6;
+			unsigned short  Length;
+			unsigned char   Reserved9[3];
+		} PACKED Cmd10;
+		struct Len32 {
+			unsigned int    Length32;
+			unsigned char   Reserved10[2];
+		} PACKED Cmd12;
+	} PACKED CmdLen;
+} PACKED SCSI_COMMAND_PACKET;
+
+typedef struct {
+	uint8_t byNetFnLUN;
+	uint8_t byCmd;
+	uint8_t byData[MAX_REQUEST_SIZE];
+} PACKED IPMIUSBRequest_T;
+
+typedef struct {
+	uint8_t   BeginSig[BEGIN_SIG_LEN];
+	uint16_t  Command;
+	uint16_t  Status;
+	uint32_t  DataInLen;
+	uint32_t  DataOutLen;
+	uint32_t  InternalUseDataIn;
+	uint32_t  InternalUseDataOut;
+} CONFIG_CMD;
+
+static int ipmi_usb_setup(struct ipmi_intf *intf);
+static struct ipmi_rs *ipmi_usb_send_cmd(struct ipmi_intf *intf,
+		struct ipmi_rq *req);
+
+struct ipmi_intf ipmi_usb_intf = {
+	.name = "usb",
+	.desc = "IPMI USB Interface(OEM Interface for AMI Devices)",
+	.setup = ipmi_usb_setup,
+	.sendrecv = ipmi_usb_send_cmd,
+};
+
+int
+scsiProbeNew(int *num_ami_devices, int *sg_nos)
+{
+	int inplen = *num_ami_devices;
+	int numdevfound = 0;
+	char linebuf[81];
+	char vendor[81];
+	int lineno = 0;
+	FILE *fp;
+
+	fp = fopen("/proc/scsi/sg/device_strs", "r");
+	if (fp == NULL) {
+		/* Return 1 on error */
+		return 1;
+	}
+
+	while (1) {
+		/* Read line by line and search for "AMI" */
+		if (fgets(linebuf, 80, fp) == NULL) {
+			break;
+		}
+
+		if (sscanf(linebuf, "%s", vendor) == 1) {
+			if (strncmp(vendor, "AMI", strlen("AMI")) == 0) {
+				numdevfound++;
+				sg_nos[numdevfound - 1] = lineno;
+				if (numdevfound == inplen) {
+					break;
+				}
+			}
+			lineno++;
+		}
+	}
+
+	*num_ami_devices = numdevfound;
+	if (fp != NULL) {
+		fclose(fp);
+		fp = NULL;
+	}
+
+	return 0;
+}
+
+int
+OpenCD(struct ipmi_intf *intf, char *CDName)
+{
+	intf->fd = open(CDName, O_RDWR);
+	if (intf->fd == (-1)) {
+		lprintf(LOG_ERR, "OpenCD:Unable to open device, %s",
+				strerror(errno));
+		return 1;
+	}
+	return 0;
+}
+
+int
+sendscsicmd_SGIO(int cd_desc, unsigned char *cdb_buf, unsigned char cdb_len,
+		void *data_buf, unsigned int *data_len, int direction,
+		void *sense_buf, unsigned char slen, unsigned int timeout)
+{
+	sg_io_hdr_t io_hdr;
+
+	/* Prepare command */
+	memset(&io_hdr, 0, sizeof(sg_io_hdr_t));
+	io_hdr.interface_id = 'S';
+	io_hdr.cmd_len = cdb_len;
+
+	/* Transfer direction and length */
+	io_hdr.dxfer_direction = direction;
+	io_hdr.dxfer_len = *data_len;
+
+	io_hdr.dxferp = data_buf;
+
+	io_hdr.cmdp = cdb_buf;
+
+	io_hdr.sbp = (unsigned char *)sense_buf;
+	io_hdr.mx_sb_len = slen;
+
+	io_hdr.timeout = timeout;
+
+	if (!timeout) {
+		io_hdr.timeout = 20000;
+	}
+
+	if (ioctl(cd_desc, SG_IO, &io_hdr) < 0) {
+		lprintf(LOG_ERR, "sendscsicmd_SGIO: SG_IO ioctl error");
+		return 1;
+	} else {
+		if (io_hdr.status != 0) {
+			return 1;
+		}
+	}
+
+	if (!timeout) {
+		return 0;
+	}
+
+	if ((io_hdr.info & SG_INFO_OK_MASK) != SG_INFO_OK) {
+		lprintf(LOG_DEBUG, "sendscsicmd_SGIO: SG_INFO_OK - Not OK");
+	} else {
+		lprintf(LOG_DEBUG, "sendscsicmd_SGIO: SG_INFO_OK - OK");
+		return 0;
+	}
+
+	return 1;
+}
+
+int
+AMI_SPT_CMD_Identify(int cd_desc, char *szSignature)
+{
+	SCSI_COMMAND_PACKET IdPkt = {0};
+	int ret;
+	unsigned int siglen = 10;
+
+	IdPkt.OpCode = SCSI_AMICMD_ID;
+	ret = sendscsicmd_SGIO(cd_desc, (unsigned char *)&IdPkt,
+				10, szSignature, &siglen, SG_DXFER_FROM_DEV,
+				NULL, 0, 5000);
+
+	return ret;
+}
+
+int
+IsG2Drive(int cd_desc)
+{
+	char szSignature[15];
+	int ret;
+
+	memset(szSignature, 0, 15);
+
+	flock(cd_desc, LOCK_EX);
+	ret = AMI_SPT_CMD_Identify(cd_desc, szSignature);
+	flock(cd_desc, LOCK_UN);
+	if (ret != 0) {
+		lprintf(LOG_DEBUG,
+				"IsG2Drive:Unable to send ID command to the device");
+		return 1;
+	}
+
+	if (strncmp(szSignature, "$$$AMI$$$", strlen("$$$AMI$$$")) != 0) {
+		lprintf(LOG_ERR,
+				"IsG2Drive:Signature mismatch when ID command sent");
+		return 1;
+	}
+
+	return 0;
+}
+
+int
+FindG2CDROM(struct ipmi_intf *intf)
+{
+	int err = 0;
+	char device[256];
+	int devarray[16];
+	int numdev = 16;
+	int iter;
+	err = scsiProbeNew(&numdev, devarray);
+
+	if (err == 0 && numdev > 0) {
+		for (iter = 0; iter < numdev; iter++) {
+			sprintf(device, "/dev/sg%d", devarray[iter]);
+
+			if (!OpenCD(intf, device)) {
+				if (!IsG2Drive(intf->fd)) {
+					lprintf(LOG_DEBUG, "USB Device found");
+					return 1;
+				}
+				close(intf->fd);
+			}
+		}
+	} else {
+		lprintf(LOG_DEBUG, "Unable to find Virtual CDROM Device");
+	}
+
+	return 0;
+}
+
+static int
+ipmi_usb_setup(struct ipmi_intf *intf)
+{
+	if (FindG2CDROM(intf) == 0) {
+		lprintf(LOG_ERR, "Error in USB session setup \n");
+		return (-1);
+	}
+	intf->opened = 1;
+	return 0;
+}
+
+void
+InitCmdHeader(CONFIG_CMD *pG2CDCmdHeader)
+{
+	memset(pG2CDCmdHeader, 0, sizeof(CONFIG_CMD));
+	memcpy((char *)pG2CDCmdHeader->BeginSig, BEGIN_SIG, BEGIN_SIG_LEN);
+}
+
+int
+AMI_SPT_CMD_SendCmd(int cd_desc, char *Buffer, char type, uint16_t buflen,
+		unsigned int timeout)
+{
+	SCSI_COMMAND_PACKET Cmdpkt;
+	char sensebuff[32];
+	int ret;
+	unsigned int pktLen;
+	int count = 3;
+
+	memset(&Cmdpkt, 0, sizeof(SCSI_COMMAND_PACKET));
+
+	Cmdpkt.OpCode = SCSI_AMICMD_CURI_WRITE;
+	Cmdpkt.Lba = htonl(type);
+	Cmdpkt.CmdLen.Cmd10.Length = htons(1);
+
+	pktLen = buflen;
+	while (count > 0) {
+		ret = sendscsicmd_SGIO(cd_desc, (unsigned char *)&Cmdpkt,
+				10, Buffer, &pktLen, SG_DXFER_TO_DEV,
+				sensebuff, 32, timeout);
+		count--;
+		if (ret == 0) {
+			break;
+		} else {
+			ret = (-1);
+		}
+	}
+
+	return ret;
+}
+
+int
+AMI_SPT_CMD_RecvCmd(int cd_desc, char *Buffer, char type, uint16_t buflen)
+{
+	SCSI_COMMAND_PACKET Cmdpkt;
+	char sensebuff[32];
+	int ret;
+	unsigned int pktLen;
+	int count = 3;
+
+	memset(&Cmdpkt, 0, sizeof(SCSI_COMMAND_PACKET));
+
+	Cmdpkt.OpCode = SCSI_AMICMD_CURI_READ;
+	Cmdpkt.Lba = htonl(type);
+	Cmdpkt.CmdLen.Cmd10.Length = htons(1);
+
+	pktLen = buflen;
+	while (count > 0) {
+		ret = sendscsicmd_SGIO(cd_desc, (unsigned char *)&Cmdpkt,
+				10, Buffer, &pktLen, SG_DXFER_FROM_DEV,
+				sensebuff, 32, 5000);
+		count--;
+		if (0 == ret) {
+			break;
+		} else {
+			ret = (-1);
+		}
+	}
+
+	return ret;
+}
+
+int
+ReadCD(int cd_desc, char CmdData, char *Buffer, uint32_t DataLen)
+{
+	int ret;
+
+	ret = AMI_SPT_CMD_RecvCmd(cd_desc, Buffer, CmdData, DataLen);
+	if (ret != 0) {
+		lprintf(LOG_ERR, "Error while reading CD-Drive");
+		return (-1);
+	}
+	return 0;
+}
+
+int
+WriteCD(int cd_desc, char CmdData, char *Buffer, unsigned int timeout,
+		uint32_t DataLen)
+{
+	int ret;
+
+	ret = AMI_SPT_CMD_SendCmd(cd_desc, Buffer, CmdData, DataLen, timeout);
+	if (ret != 0) {
+		lprintf(LOG_ERR, "Error while writing to CD-Drive");
+		return (-1);
+	}
+	return 0;
+}
+
+int
+WriteSplitData(struct ipmi_intf *intf, char *Buffer, char Sector,
+			uint32_t NumBytes, uint32_t timeout)
+{
+	uint32_t BytesWritten = 0;
+	int retVal;
+
+	if (NumBytes == 0) {
+		return 0;
+	}
+
+	while (BytesWritten < NumBytes) {
+		if ((retVal = WriteCD(intf->fd, Sector,
+						(Buffer + BytesWritten),
+						timeout, NumBytes)) != 0) {
+			return retVal;
+		}
+
+		BytesWritten += NumBytes;
+	}
+
+	return 0;
+}
+
+int
+ReadSplitData(struct ipmi_intf *intf, char *Buffer, char Sector,
+				uint32_t NumBytes)
+{
+	uint32_t BytesRead = 0;
+
+	if (NumBytes == 0) {
+		return 0;
+	}
+
+	while (BytesRead < NumBytes) {
+		if (ReadCD(intf->fd, Sector, (Buffer + BytesRead),
+					NumBytes) == (-1)) {
+			return 1;
+		}
+		BytesRead += NumBytes;
+	}
+
+	return 0;
+}
+
+int
+WaitForCommandCompletion(struct ipmi_intf *intf, CONFIG_CMD *pG2CDCmdHeader,
+		uint32_t timeout, uint32_t DataLen)
+{
+	uint32_t TimeCounter = 0;
+
+	do {
+		if (ReadCD(intf->fd, SCSI_AMIDEF_CMD_SECTOR,
+					(char *)(pG2CDCmdHeader), DataLen) == (-1)) {
+			lprintf(LOG_ERR, "ReadCD returned ERROR");
+			return 1;
+		}
+
+		if (pG2CDCmdHeader->Status & IN_PROCESS) {
+			usleep(1000);
+			if (timeout > 0) {
+				TimeCounter++;
+				if (TimeCounter == (timeout + 1)) {
+					return 2;
+				}
+			}
+		} else {
+			lprintf(LOG_DEBUG, "Command completed");
+			break;
+		}
+	} while (1);
+
+	return 0;
+}
+
+int
+SendDataToUSBDriver(struct ipmi_intf *intf, char *ReqBuffer,
+			unsigned int ReqBuffLen, unsigned char *ResBuffer,
+			int *ResBuffLen, unsigned int timeout)
+{
+	char CmdHeaderBuffer[sizeof(CONFIG_CMD)];
+	int retVal;
+	int waitretval = 0;
+	unsigned int to = 0;
+	uint32_t DataLen = 0;
+
+	CONFIG_CMD *pG2CDCmdHeader = (CONFIG_CMD *)CmdHeaderBuffer;
+
+	/* FillHeader */
+	InitCmdHeader(pG2CDCmdHeader);
+
+	/* Set command number */
+	pG2CDCmdHeader->Command = CMD_RESERVED;
+
+	/* Fill Lengths */
+	pG2CDCmdHeader->DataOutLen = *ResBuffLen;
+	pG2CDCmdHeader->DataInLen = ReqBuffLen;
+
+	if (!timeout) {
+		to = 3000;
+	}
+
+	DataLen = sizeof(CONFIG_CMD);
+
+	if (WriteCD(intf->fd, SCSI_AMIDEF_CMD_SECTOR,
+				(char *)(pG2CDCmdHeader), to, DataLen) == (-1)) {
+		lprintf(LOG_ERR,
+				"Error in Write CD of SCSI_AMIDEF_CMD_SECTOR");
+		return (-1);
+	}
+
+	/* Write the data to hard disk */
+	if ((retVal = WriteSplitData(intf, ReqBuffer,
+					SCSI_AMIDEF_DATA_SECTOR,
+					ReqBuffLen, timeout)) != 0) {
+		lprintf(LOG_ERR,
+				"Error in WriteSplitData of SCSI_AMIDEF_DATA_SECTOR");
+		return (-1);
+	}
+
+	if (!timeout) {
+		return 0;
+	}
+
+	/* Read Status now */
+	waitretval = WaitForCommandCompletion(intf, pG2CDCmdHeader, timeout,
+			DataLen);
+	if (waitretval != 0) {
+		lprintf(LOG_ERR, "WaitForCommandComplete failed");
+		return (0 - waitretval);
+	} else {
+		lprintf(LOG_DEBUG, "WaitForCommandCompletion SUCCESS");
+	}
+
+	switch (pG2CDCmdHeader->Status) {
+		case ERR_SUCCESS:
+			*ResBuffLen = pG2CDCmdHeader->DataOutLen;
+			lprintf(LOG_DEBUG, "Before ReadSplitData %x", *ResBuffLen);
+			if (ReadSplitData(intf, (char *)ResBuffer,
+						SCSI_AMIDEF_DATA_SECTOR,
+						pG2CDCmdHeader->DataOutLen) != 0) {
+				lprintf(LOG_ERR,
+						"Err ReadSplitData SCSI_AMIDEF_DATA_SCTR");
+				return (-1);
+			}
+			/* Additional read to see verify there was not problem
+			 * with the previous read
+			 */
+			DataLen = sizeof(CONFIG_CMD);
+			ReadCD(intf->fd, SCSI_AMIDEF_CMD_SECTOR,
+					(char *)(pG2CDCmdHeader), DataLen);
+			break;
+		case ERR_BIG_DATA:
+			lprintf(LOG_ERR, "Too much data");
+			break;
+		case ERR_NO_DATA:
+			lprintf(LOG_ERR, "Too little data");
+			break;
+		case ERR_UNSUPPORTED:
+			lprintf(LOG_ERR, "Unsupported command");
+			break;
+		default:
+			lprintf(LOG_ERR, "Unknown status");
+	}
+
+	return pG2CDCmdHeader->Status;
+}
+
+static struct ipmi_rs *
+ipmi_usb_send_cmd(struct ipmi_intf *intf, struct ipmi_rq *req)
+{
+	static struct ipmi_rs rsp;
+	long timeout = 20000;
+	uint8_t byRet = 0;
+	char ReqBuff[MAX_REQUEST_SIZE] = {0};
+	IPMIUSBRequest_T *pReqPkt = (IPMIUSBRequest_T *)ReqBuff;
+	int retries = 0;
+	/********** FORM IPMI PACKET *****************/
+	pReqPkt->byNetFnLUN = req->msg.netfn << 2;
+	pReqPkt->byNetFnLUN += req->msg.lun;
+	pReqPkt->byCmd = req->msg.cmd;
+	if (req->msg.data_len) {
+		memcpy(pReqPkt->byData, req->msg.data, req->msg.data_len);
+	}
+
+	/********** SEND DATA TO USB ******************/
+	while (retries < 3) {
+		retries++;
+		byRet = SendDataToUSBDriver(intf, ReqBuff,
+				2 + req->msg.data_len, rsp.data,
+				&rsp.data_len,timeout);
+
+		if (byRet == 0) {
+			break;
+		}
+	}
+
+	if (retries == 3) {
+		lprintf(LOG_ERR,
+				"Error while sending command using",
+				"SendDataToUSBDriver");
+		rsp.ccode = byRet;
+		return &rsp;
+	}
+
+	rsp.ccode = rsp.data[0];
+
+	/* Save response data for caller */
+	if ((rsp.ccode == 0) && (rsp.data_len > 0)) {
+		memmove(rsp.data, rsp.data + 1, rsp.data_len - 1);
+		rsp.data[rsp.data_len] = 0;
+		rsp.data_len -= 1;
+	}
+	return &rsp;
+}