Files
libaaruformat/src/close.c

116 lines
3.6 KiB
C

// /***************************************************************************
// Aaru Data Preservation Suite
// ----------------------------------------------------------------------------
//
// Filename : close.c
// Author(s) : Natalia Portillo <claunia@claunia.com>
//
// Component : libaaruformat.
//
// --[ Description ] ----------------------------------------------------------
//
// Handles closing Aaru format disk images.
//
// --[ License ] --------------------------------------------------------------
//
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as
// published by the Free Software Foundation; either version 2.1 of the
// License, or (at your option) any later version.
//
// This library 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
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
// Copyright © 2011-2020 Natalia Portillo
// ****************************************************************************/
#include <aaruformat.h>
#include <errno.h>
#include <malloc.h>
#include <stdio.h>
#include <sys/mman.h>
int aaruf_close(void* context)
{
int i;
if(context == NULL)
{
errno = EINVAL;
return -1;
}
aaruformatContext* ctx = context;
// Not a libaaruformat context
if(ctx->magic != AARU_MAGIC)
{
errno = EINVAL;
return -1;
}
// This may do nothing if imageStream is NULL, but as the behaviour is undefined, better sure than sorry
if(ctx->imageStream != NULL) fclose(ctx->imageStream);
free(ctx->sectorPrefix);
free(ctx->sectorPrefixCorrected);
free(ctx->sectorSuffix);
free(ctx->sectorSuffixCorrected);
free(ctx->sectorSubchannel);
free(ctx->mode2Subheaders);
if(ctx->mediaTagsTail != NULL)
{
dataLinkedList* mediaTag = ctx->mediaTagsTail;
while(mediaTag->previous != NULL)
{
free(mediaTag->data);
mediaTag = mediaTag->previous;
free(mediaTag->next);
}
}
if(ctx->mediaTagsHead != NULL)
{
free(ctx->mediaTagsHead->data);
free(ctx->mediaTagsHead);
}
if(!ctx->inMemoryDdt) { munmap(ctx->userDataDdt, ctx->mappedMemoryDdtSize); }
free(ctx->sectorPrefixDdt);
free(ctx->sectorSuffixDdt);
free(ctx->metadataBlock);
free(ctx->trackEntries);
free(ctx->cicmBlock);
if(ctx->dumpHardwareEntriesWithData != NULL)
{
for(i = 0; i < ctx->dumpHardwareHeader.entries; i++)
{
free(ctx->dumpHardwareEntriesWithData[i].extents);
free(ctx->dumpHardwareEntriesWithData[i].manufacturer);
free(ctx->dumpHardwareEntriesWithData[i].model);
free(ctx->dumpHardwareEntriesWithData[i].revision);
free(ctx->dumpHardwareEntriesWithData[i].firmware);
free(ctx->dumpHardwareEntriesWithData[i].serial);
free(ctx->dumpHardwareEntriesWithData[i].softwareName);
free(ctx->dumpHardwareEntriesWithData[i].softwareVersion);
free(ctx->dumpHardwareEntriesWithData[i].softwareOperatingSystem);
}
}
free(ctx->readableSectorTags);
free(context);
return 0;
}