Set Linux attributes using a for loop instead of repeating code.

This commit is contained in:
2021-03-09 12:51:20 +00:00
parent 73d4ee607a
commit e3a2431fb9
2 changed files with 134 additions and 386 deletions

View File

@@ -37,6 +37,8 @@ Copyright (C) 2011-2021 Natalia Portillo
#include <sys/stat.h>
#include <unistd.h>
#include "attr.h"
#include "linux.h"
void LinuxFileAttributes(const char* path)
@@ -49,6 +51,7 @@ void LinuxFileAttributes(const char* path)
int sRc;
int cRc;
int attr;
int i;
ret = chdir(path);
@@ -76,401 +79,41 @@ void LinuxFileAttributes(const char* path)
printf("Creating files with different flags (attributes).\n");
h = fopen("APPEND", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
for(i = 0; i < KNOWN_LINUX_ATTRS; i++)
{
attr |= FS_APPEND_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("APPEND");
}
h = fopen(linux_attrs[i].filename, "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
ret = fprintf(h, "This file is now append only");
if(ret < 1)
attr |= linux_attrs[i].attr;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
wRc = errno;
unlink("APPEND");
sRc = errno;
unlink(linux_attrs[i].filename);
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with append only flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("COMPRESS", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_COMPR_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("COMPRESS");
}
else
{
ret = fprintf(h, "This file is now compressed");
if(ret < 1)
else
{
wRc = errno;
unlink("COMPRESS");
ret = fprintf(h, "%s", linux_attrs[i].contents);
if(ret < 1)
{
wRc = errno;
unlink(linux_attrs[i].filename);
}
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\t%s, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", linux_attrs[i].description, rc, wRc, sRc, cRc);
}
printf("\tFile with compressed flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("IMMUTABLE", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_IMMUTABLE_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("IMMUTABLE");
}
else
{
ret = fprintf(h, "This file is now immutable");
if(ret < 1)
{
wRc = errno;
unlink("IMMUTABLE");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with immutable flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("JOURNALED", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_JOURNAL_DATA_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("JOURNALED");
}
else
{
ret = fprintf(h, "This file is now journaled");
if(ret < 1)
{
wRc = errno;
unlink("JOURNALED");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with journaled flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("NOATIME", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_NOATIME_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("NOATIME");
}
else
{
ret = fprintf(h, "This file is now noatime");
if(ret < 1)
{
wRc = errno;
unlink("NOATIME");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with noatime flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("NOCOW", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_NOCOW_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("NOCOW");
}
else
{
ret = fprintf(h, "This file is now not copy on write");
if(ret < 1)
{
wRc = errno;
unlink("NOCOW");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with no copy on write flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("NODUMP", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_NODUMP_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("NODUMP");
}
else
{
ret = fprintf(h, "This file is now not dumpable");
if(ret < 1)
{
wRc = errno;
unlink("NODUMP");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with no dump flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("NOTAIL", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_NOTAIL_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("NOTAIL");
}
else
{
ret = fprintf(h, "This file is now not tailed");
if(ret < 1)
{
wRc = errno;
unlink("NOTAIL");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with no tail flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("PROJECTINHERIT", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_PROJINHERIT_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("PROJECTINHERIT");
}
else
{
ret = fprintf(h, "This file is now inheriting project id");
if(ret < 1)
{
wRc = errno;
unlink("PROJECTINHERIT");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with project inherit flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("SECUREDELETION", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_SECRM_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("SECUREDELETION");
}
else
{
ret = fprintf(h, "This file is now secure deletable");
if(ret < 1)
{
wRc = errno;
unlink("SECUREDELETION");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with secure delete flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("SYNC", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_SYNC_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("SYNC");
}
else
{
ret = fprintf(h, "This file is now synchronous");
if(ret < 1)
{
wRc = errno;
unlink("SYNC");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with synchronous flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
h = fopen("UNREMOVABLE", "w+");
rc = 0;
wRc = 0;
sRc = 0;
cRc = 0;
attr = 0;
if(h == NULL) { rc = errno; }
else
{
attr |= FS_UNRM_FL;
fd = fileno(h);
ret = ioctl(fd, FS_IOC_SETFLAGS, &attr);
if(ret)
{
sRc = errno;
unlink("UNREMOVABLE");
}
else
{
ret = fprintf(h, "This file is now marked for undeletion");
if(ret < 1)
{
wRc = errno;
unlink("UNREMOVABLE");
}
}
ret = fclose(h);
if(ret) { cRc = errno; }
}
printf("\tFile with undeletion flag, rc = %d, wRc = %d, sRc = %d, cRc = %d\n", rc, wRc, sRc, cRc);
}
#endif

105
setter/src/linux/attr.h Normal file
View File

@@ -0,0 +1,105 @@
/****************************************************************************
Aaru Data Preservation Suite
-----------------------------------------------------------------------------
Filename : attr.h
Author(s) : Natalia Portillo
--[ Description ] -----------------------------------------------------------
Contains common implementations for UNIX family and compatibles
--[ 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 (C) 2011-2021 Natalia Portillo
*****************************************************************************/
#ifndef SETTER_SRC_LINUX_ATTR_H_
#define SETTER_SRC_LINUX_ATTR_H_
typedef struct
{
char filename[16];
char contents[256];
char description[256];
int attr;
} linux_attr_tests_t;
#define KNOWN_LINUX_ATTRS 12
#ifndef FS_SECRM_FL
#define FS_SECRM_FL 0x00000001 /* Secure deletion */
#endif
#ifndef FS_UNRM_FL
#define FS_UNRM_FL 0x00000002 /* Undelete */
#endif
#ifndef FS_COMPR_FL
#define FS_COMPR_FL 0x00000004 /* Compress file */
#endif
#ifndef FS_SYNC_FL
#define FS_SYNC_FL 0x00000008 /* Synchronous updates */
#endif
#ifndef FS_IMMUTABLE_FL
#define FS_IMMUTABLE_FL 0x00000010 /* Immutable file */
#endif
#ifndef FS_APPEND_FL
#define FS_APPEND_FL 0x00000020 /* writes to file may only append */
#endif
#ifndef FS_NODUMP_FL
#define FS_NODUMP_FL 0x00000040 /* do not dump file */
#endif
#ifndef FS_NOATIME_FL
#define FS_NOATIME_FL 0x00000080 /* do not update atime */
#endif
#ifndef FS_JOURNAL_DATA_FL
#define FS_JOURNAL_DATA_FL 0x00004000 /* Reserved for ext3 */
#endif
#ifndef FS_NOTAIL_FL
#define FS_NOTAIL_FL 0x00008000 /* file tail should not be merged */
#endif
#ifndef FS_NOCOW_FL
#define FS_NOCOW_FL 0x00800000 /* Do not cow file */
#endif
#ifndef FS_PROJINHERIT_FL
#define FS_PROJINHERIT_FL 0x20000000 /* Create with parents projid */
#endif
static const linux_attr_tests_t linux_attrs[KNOWN_LINUX_ATTRS] = {
{"APPEND", "This file is now append only", "File with append only flag", FS_APPEND_FL},
{"COMPRESS", "This file is now compressed", "File with compressed flag", FS_COMPR_FL},
{"IMMUTABLE", "This file is now immutable", "File with immutable flag", FS_IMMUTABLE_FL},
{"JOURNALED", "This file is now journaled", "File with journaled flag", FS_JOURNAL_DATA_FL},
{"NOATIME", "This file is now noatime", "File with noatime flag", FS_NOATIME_FL},
{"NOCOW", "This file is now not copy on write", "File with no copy on write flag", FS_NOCOW_FL},
{"NODUMP", "This file is now not dumpable", "File with no dump flag", FS_NODUMP_FL},
{"NOTAIL", "This file is now not tailed", "File with no tail flag", FS_NOTAIL_FL},
{"PROJECTINHERIT", "This file is now inheriting project id", "File with project inherit flag", FS_PROJINHERIT_FL},
{"SECUREDELETION", "This file is now secure deletable", "File with secure delete flag", FS_SECRM_FL},
{"SYNC", "This file is now synchronous", "File with synchronous flag", FS_SYNC_FL},
{"UNREMOVABLE", "This file is now marked for undeletion", "File with undeletion flag", FS_UNRM_FL},
};
#endif // SETTER_SRC_LINUX_ATTR_H_