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Import stenc-1.0.7

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https://sourceforge.net/projects/stenc/files/source/stenc-1.0.7.tar.gz/download
This commit is contained in:
John Coleman
2014-01-09 04:13:34 +01:00
committed by Jonas Stein
parent db613c9828
commit 3066499e09
12 changed files with 2992 additions and 2008 deletions
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75
src/scsiencrypt.cpp
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@@ -21,7 +21,6 @@ GNU General Public License for more details.
#include <fcntl.h>
#include <errno.h>
#include <sys/ioctl.h>
#ifdef OS_AIX //AIX
#define _LINUX_SOURCE_COMPAT
#include <sys/scsi.h>
@@ -40,12 +39,16 @@ GNU General Public License for more details.
#include <sys/mtio.h>
#include "scsiencrypt.h"
#ifdef HAVE_UNISTD_H
#include <unistd.h> //added for archlinux support per fukawi2@gmail.com
#endif
#define SSP_SPIN_OPCODE 0XA2
#define SSP_SPOUT_OPCODE 0XB5
#define SSP_SP_CMD_LEN 12
#define SSP_SP_PROTOCOL_TDE 0X20
#define RETRYCOUNT 1
#define BSINTTOCHAR(x) (unsigned char)((x & 0xff000000)>>24), (unsigned char)((x & 0x00ff0000)>>16),(unsigned char)((x & 0x0000ff00)>>8),(unsigned char)(x & 0x000000ff)
@@ -64,7 +67,7 @@ typedef struct { //structure for setting data encryption
unsigned char pageCode [2];
unsigned char length [2];
#ifdef SWAPBIT
#if STENC_BIG_ENDIAN == 1
unsigned char scope :3;
unsigned char res_bits_1 :4;
unsigned char lock :1;
@@ -74,7 +77,7 @@ typedef struct { //structure for setting data encryption
unsigned char scope :3;
#endif
#ifdef SWAPBIT
#if STENC_BIG_ENDIAN == 1
unsigned char CEEM :2;
unsigned char RDMC :2;
unsigned char sdk :1;
@@ -292,7 +295,7 @@ bool SCSIWriteEncryptOptions(string tapeDevice, SCSIEncryptOptions* eOptions){
bool SCSIExecute(string tapedrive, unsigned char* cmd_p,int cmd_len,unsigned char* dxfer_p,int dxfer_len, bool cmd_to_device, bool show_error)
{
const char* tapedevice=tapedrive.c_str();
int sg_fd,eresult,sresult;
int sg_fd,eresult,sresult,ioerr,retries;
SCSI_PAGE_SENSE* sd=new SCSI_PAGE_SENSE;
memset(sd,0,sizeof(SCSI_PAGE_SENSE));
@@ -317,15 +320,17 @@ bool SCSIExecute(string tapedrive, unsigned char* cmd_p,int cmd_len,unsigned cha
cmdio.status_validity=SC_SCSI_ERROR;
cmdio.flags=(cmd_to_device)?B_WRITE:B_READ;
errno=0;
eresult=ioctl(sg_fd, STIOCMD, &cmdio);
sresult=(int)cmdio.scsi_bus_status;
retries=0;
do{
errno=0;
eresult=ioctl(sg_fd, STIOCMD, &cmdio);
sresult=(int)cmdio.scsi_bus_status;
if(eresult!=0)
ioerr=errno;
retries++;
}while(errno!=0 && retries<=RETRYCOUNT);
if(eresult!=0 && show_error){
readIOError(errno);
}
if(sresult==SC_CHECK_CONDITION){ //get the sense data
struct sc_iocmd scmdio;
@@ -340,15 +345,7 @@ bool SCSIExecute(string tapedrive, unsigned char* cmd_p,int cmd_len,unsigned cha
scmdio.flags=B_READ;
errno=0;
if(!ioctl(sg_fd, STIOCMD, &scmdio)){
if(show_error)
outputSense(sd);
}else{
if(show_error){
cout<<"Error retrieving sense: ";
readIOError(errno);
}
}
ioctl(sg_fd, STIOCMD, &scmdio);
}
@@ -373,18 +370,17 @@ bool SCSIExecute(string tapedrive, unsigned char* cmd_p,int cmd_len,unsigned cha
cmdio.mx_sb_len=sizeof(SCSI_PAGE_SENSE);
cmdio.timeout = SCSI_TIMEOUT;
cmdio.interface_id = 'S';
retries=0;
do{
errno=0;
eresult=ioctl(sg_fd, SG_IO, &cmdio);
if(eresult!=0)
ioerr=errno;
retries++;
}while(errno!=0 && retries<=RETRYCOUNT);
errno=0;
eresult=ioctl(sg_fd, SG_IO, &cmdio);
if(eresult!=0){
readIOError(errno);
}
sresult=cmdio.status;
if(sresult!=0 && show_error){
outputSense(sd);
}
#endif
#ifdef DEBUGSCSI
cout<<"SCSI Command: ";
@@ -401,13 +397,24 @@ bool SCSIExecute(string tapedrive, unsigned char* cmd_p,int cmd_len,unsigned cha
cout<<endl;
#endif
close(sg_fd);
delete sd;
bool retval=true;
if(eresult!=0||sresult!=0){
return false;
if(eresult!=0){
if(show_error)
readIOError(ioerr);
retval=false;
}
if(sresult!=0){
if(show_error)
outputSense(sd);
retval=false;
}
return true;
delete sd;
return retval;
}
void byteswap(unsigned char* array,int size,int value){
switch(size){