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ssc_report.c
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/***************************************************************************
Aaru Data Preservation Suite
----------------------------------------------------------------------------
Filename : ssc_report.c
Author(s) : Natalia Portillo
Component : Aaru.Device.Report
--[ Description ] ----------------------------------------------------------
Creates report for SCSI Streaming devices.
--[ License ] --------------------------------------------------------------
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
----------------------------------------------------------------------------
Copyright © 2011-2020 Natalia Portillo
****************************************************************************/
#include <stdint.h>
#include <string.h>
#include <unistd.h>
#include <libxml/xmlwriter.h>
#include "ssc_report.h"
#include "scsi.h"
#include "scsi_mode.h"
DensitySupport *DecodeDensity(unsigned char *response);
MediaTypeSupport *DecodeMediumTypes(unsigned char *response);
void SscReport(int fd, xmlTextWriterPtr xmlWriter)
{
unsigned char *sense = NULL;
unsigned char *buffer = NULL;
int i, error, len;
char user_response = ' ';
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SequentialDevice"); // <SequentialDevice>
printf("Querying SCSI READ BLOCK LIMITS...\n");
error = ReadBlockLimits(fd, &buffer, &sense);
if(!error)
{
uint8_t granularity = (uint8_t)(buffer[0] & 0x1F);
uint32_t maxBlockLen = (uint32_t)((buffer[1] << 16) + (buffer[2] << 8) + buffer[3]);
uint16_t minBlockLen = (uint16_t)((buffer[4] << 8) + buffer[5]);
if(granularity > 0)
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "BlockSizeGranularity", "%d", granularity);
if(maxBlockLen > 0)
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "MaxBlockLength", "%d", maxBlockLen);
if(minBlockLen > 0)
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "MinBlockLength", "%d", minBlockLen);
}
printf("Querying SCSI REPORT DENSITY SUPPORT...\n");
error = ReportDensitySupport(fd, &buffer, &sense, FALSE, FALSE);
if(!error)
{
DensitySupport *dsh = DecodeDensity(buffer);
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedDensities"); // <SupportedDensities>
for(i = 0; i < dsh->count; i++)
{
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedDensity"); // <SupportedDensity>
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "BitsPerMm",
"%d",
(dsh->descriptors[i]->bitsPerMm[0] << 16) +
(dsh->descriptors[i]->bitsPerMm[1] << 8) +
dsh->descriptors[i]->bitsPerMm[2]);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Capacity",
"%d",
be32toh(dsh->descriptors[i]->capacity));
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "DefaultDensity",
"%s",
dsh->descriptors[i]->deflt ? "true" : "false");
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Description",
"%20s",
dsh->descriptors[i]->description);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Duplicate",
"%s",
dsh->descriptors[i]->dup ? "true" : "false");
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "Name", "%8s", dsh->descriptors[i]->densityName);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Organization",
"%8s",
dsh->descriptors[i]->organization);
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "PrimaryCode", "%d", dsh->descriptors[i]->primaryCode);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "SecondaryCode",
"%d",
dsh->descriptors[i]->secondaryCode);
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "Tracks", "%d", be16toh(dsh->descriptors[i]->tracks));
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Width",
"%d",
be16toh(dsh->descriptors[i]->mediaWidth));
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Writable",
"%s",
dsh->descriptors[i]->wrtok ? "true" : "false");
xmlTextWriterEndElement(xmlWriter); // </SupportedDensity>
}
xmlTextWriterEndElement(xmlWriter); // </SupportedDensities>
}
printf("Querying SCSI REPORT DENSITY SUPPORT for medium types...\n");
error = ReportDensitySupport(fd, &buffer, &sense, TRUE, FALSE);
if(!error)
{
MediaTypeSupport *mtsh = DecodeMediumTypes(buffer);
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedMediaTypes"); // <SupportedMediaTypes>
for(i = 0; i < mtsh->count; i++)
{
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedMedia"); // <SupportedMedia>
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Description",
"%20s",
mtsh->descriptors[i]->description);
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "Length", "%d", be16toh(mtsh->descriptors[i]->length));
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "MediumType", "%d", mtsh->descriptors[i]->mediumType);
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "Name", "%8s", mtsh->descriptors[i]->densityName);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Organization",
"%8s",
mtsh->descriptors[i]->organization);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Width",
"%d",
be16toh(mtsh->descriptors[i]->mediaWidth));
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedDensity"); // <SupportedDensity>
// TODO: Density codes
xmlTextWriterEndElement(xmlWriter); // </SupportedMedia>
}
xmlTextWriterEndElement(xmlWriter); // </SupportedMediaTypes>
}
user_response = ' ';
int anyMedia = FALSE;
DecodedMode *decMode;
while(user_response != 'N' && user_response != 'n')
{
do
{
printf("Do you have media that you can insert in the drive? (Y/N): ");
scanf("%c", &user_response);
printf("\n");
}while(user_response != 'Y' && user_response != 'y' && user_response != 'N' && user_response != 'n');
if(user_response == 'Y' || user_response == 'y')
{
printf("Please insert it in the drive and press any key when it is ready.\n");
scanf("%c");
char mediaManufacturer[256], mediaName[256], mediaModel[256];
printf("Please write a description of the media type and press enter: ");
gets(mediaName);
printf("Please write the media manufacturer and press enter: ");
gets(mediaManufacturer);
printf("Please write the media model and press enter: ");
gets(mediaModel);
error = TestUnitReady(fd, &sense);
int mediaRecognized = TRUE;
int leftRetries = 20;
if(error)
{
if((sense[0] == 0x70 || sense[0] == 0x71) && (sense[2] & 0x0F) != 0x00)
{
if(sense[12] == 0x3A || (sense[12] == 0x04 && sense[13] == 0x01))
{
while(leftRetries > 0)
{
printf("\rWating for drive to become ready");
sleep(2);
error = TestUnitReady(fd, &sense);
if(!error)
break;
leftRetries--;
}
printf("\n");
mediaRecognized = !error;
}
else
mediaRecognized = FALSE;
}
else
mediaRecognized = FALSE;
}
if(!anyMedia)
xmlTextWriterStartElement(xmlWriter, BAD_CAST "TestedMedia"); // <TestedMedia>
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SequentialMedia"); // <SequentialMedia>
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "MediaIsRecognized",
"%s",
mediaRecognized ? "true" : "false");
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "Manufacturer", "%s", mediaManufacturer);
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "MediumTypeName", "%s", mediaName);
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "Model", "%s", mediaModel);
if(mediaRecognized)
{
printf("Querying SCSI MODE SENSE (10)...\n");
error = ModeSense10(fd, &buffer, &sense, FALSE, TRUE, MODE_PAGE_DEFAULT, 0x3F, 0x00);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "SupportsModeSense10",
"%s",
!error ? "true" : "false");
if(!error)
{
xmlTextWriterStartElement(xmlWriter, BAD_CAST "ModeSense10Data");
xmlTextWriterWriteBase64(xmlWriter, buffer, 0, (*(buffer + 0) << 8) + *(buffer + 1) + 2);
xmlTextWriterEndElement(xmlWriter);
decMode = DecodeMode10(buffer, 0x01);
}
printf("Querying SCSI MODE SENSE (6)...\n");
error = ModeSense6(fd, &buffer, &sense, FALSE, MODE_PAGE_DEFAULT, 0x00, 0x00);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "SupportsModeSense6",
"%s",
!error ? "true" : "false");
if(!error)
{
xmlTextWriterStartElement(xmlWriter, BAD_CAST "ModeSense6Data");
xmlTextWriterWriteBase64(xmlWriter, buffer, 0, *(buffer + 0) + 1);
xmlTextWriterEndElement(xmlWriter);
if(decMode == NULL || !decMode->decoded)
decMode = DecodeMode6(buffer, 0x01);
}
if(decMode != NULL && decMode->decoded)
{
xmlTextWriterWriteFormatElement(xmlWriter, BAD_CAST "MediumType", "%d", decMode->Header.MediumType);
if(decMode->Header.descriptorsLength > 0)
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Density",
"%d",
decMode->Header.BlockDescriptors[0].Density);
}
printf("Querying SCSI REPORT DENSITY SUPPORT for current media...\n");
error = ReportDensitySupport(fd, &buffer, &sense, FALSE, TRUE);
if(!error)
{
DensitySupport *dsh = DecodeDensity(buffer);
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedDensities"); // <SupportedDensities>
for(i = 0; i < dsh->count; i++)
{
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedDensity"); // <SupportedDensity>
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "BitsPerMm",
"%d",
(dsh->descriptors[i]->bitsPerMm[0] << 16) +
(dsh->descriptors[i]->bitsPerMm[1] << 8) +
dsh->descriptors[i]->bitsPerMm[2]);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Capacity",
"%d",
be32toh(dsh->descriptors[i]->capacity));
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "DefaultDensity",
"%s",
dsh->descriptors[i]->deflt ? "true" : "false");
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Description",
"%20s",
dsh->descriptors[i]->description);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Duplicate",
"%s",
dsh->descriptors[i]->dup ? "true" : "false");
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Name",
"%8s",
dsh->descriptors[i]->densityName);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Organization",
"%8s",
dsh->descriptors[i]->organization);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "PrimaryCode",
"%d",
dsh->descriptors[i]->primaryCode);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "SecondaryCode",
"%d",
dsh->descriptors[i]->secondaryCode);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Tracks",
"%d",
be16toh(dsh->descriptors[i]->tracks));
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Width",
"%d",
be16toh(dsh->descriptors[i]->mediaWidth));
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Writable",
"%s",
dsh->descriptors[i]->wrtok ? "true" : "false");
xmlTextWriterEndElement(xmlWriter); // </SupportedDensity>
}
xmlTextWriterEndElement(xmlWriter); // </SupportedDensities>
}
printf("Querying SCSI REPORT DENSITY SUPPORT for medium types for current media...\n");
error = ReportDensitySupport(fd, &buffer, &sense, TRUE, TRUE);
if(!error)
{
MediaTypeSupport *mtsh = DecodeMediumTypes(buffer);
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedMediaTypes"); // <SupportedMediaTypes>
for(i = 0; i < mtsh->count; i++)
{
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedMedia"); // <SupportedMedia>
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Description",
"%20s",
mtsh->descriptors[i]->description);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Length",
"%d",
be16toh(mtsh->descriptors[i]->length));
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "MediumType",
"%d",
mtsh->descriptors[i]->mediumType);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Name",
"%8s",
mtsh->descriptors[i]->densityName);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Organization",
"%8s",
mtsh->descriptors[i]->organization);
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "Width",
"%d",
be16toh(mtsh->descriptors[i]->mediaWidth));
xmlTextWriterStartElement(xmlWriter, BAD_CAST "SupportedDensity"); // <SupportedDensity>
// TODO: Density codes
xmlTextWriterEndElement(xmlWriter); // </SupportedMedia>
}
xmlTextWriterEndElement(xmlWriter); // </SupportedMediaTypes>
}
printf("Trying SCSI READ MEDIA SERIAL NUMBER...\n");
xmlTextWriterWriteFormatElement(xmlWriter,
BAD_CAST "SupportsRead",
"%s",
!ReadMediaSerialNumber(fd, &buffer, &sense) ? "true" : "false");
}
xmlTextWriterEndElement(xmlWriter); // </SequentialMedia>
if(!anyMedia)
{
xmlTextWriterEndElement(xmlWriter); // </TestedMedia>
anyMedia = TRUE;
}
}
}
xmlTextWriterEndElement(xmlWriter); // </SequentialDevice>
}
DensitySupport *DecodeDensity(unsigned char *response)
{
DensitySupport *decoded = malloc(sizeof(DensitySupport));
memset(decoded, 0, sizeof(DensitySupport));
uint16_t responseLen = (uint16_t)((response[0] << 8) + response[1] + 2);
int offset = 4;
while(offset + 3 < responseLen)
{
int lenValid = response[offset + 2] & 0x20;
uint16_t descLen = (uint16_t)((response[offset + 3] << 8) + response[offset + 4] + 5);
decoded->descriptors[decoded->count] = malloc(sizeof(DensityDescriptor));
memset(decoded->descriptors[decoded->count], 0, sizeof(DensityDescriptor));
memcpy(decoded->descriptors[decoded->count], response + offset, sizeof(DensityDescriptor));
if(lenValid)
offset += descLen;
else
offset += 52;
decoded->count++;
}
}
MediaTypeSupport *DecodeMediumTypes(unsigned char *response)
{
MediaTypeSupport *decoded = malloc(sizeof(MediaTypeSupport));
memset(decoded, 0, sizeof(MediaTypeSupport));
uint16_t responseLen = (uint16_t)((response[0] << 8) + response[1] + 2);
int offset = 4;
while(offset + 3 < responseLen)
{
decoded->descriptors[decoded->count] = malloc(sizeof(MediumDescriptor));
memset(decoded->descriptors[decoded->count], 0, sizeof(MediumDescriptor));
memcpy(decoded->descriptors[decoded->count], response + offset, sizeof(MediumDescriptor));
offset += 56;
decoded->count++;
}
}