static void _print_list( stringList_t stl )
{
const char * e ;
char * z ;
StringListIterator it ;
StringListIterator end ;
StringListGetIterators( stl,&it,&end ) ;
while( it != end ){
e = StringContent( *it ) ;
it++ ;
if( StringPrefixEqual( e,"/dev/loop" ) ){
/*
* zuluCryptLoopDeviceAddress_1() is defined in ../lib/create_loop_device.c
*/
z = zuluCryptLoopDeviceAddress_1( e ) ;
if( z != NULL ){
puts( z ) ;
StringFree( z ) ;
}else{
puts( e ) ;
}
}else{
puts( e ) ;
}
}
}
static void _device_info( string_t p,const char * device )
{
char * path ;
if( device == NULL ){
StringMultipleAppend( p,"\n device: \t","Nil","\n loop: \t","Nil",NULL ) ;
}else if( StringPrefixEqual( device,"/dev/loop" ) ){
path = zuluCryptLoopDeviceAddress_1( device ) ;
if( path != NULL ){
StringMultipleAppend( p,"\n device: \t",device,"\n loop: \t",path,NULL ) ;
StringFree( path ) ;
}else{
StringMultipleAppend( p,"\n device: \t",device,"\n loop: \tNil",NULL ) ;
}
}else{
/*
* zuluCryptResolvePath() is defined in resolve_path.c
*/
path = zuluCryptResolvePath( device ) ;
StringMultipleAppend( p,"\n device: \t",path,"\n loop: \tNil",NULL ) ;
StringFree( path ) ;
}
}
char * zuluCryptGetALoopDeviceAssociatedWithAnImageFile( const char * path )
{
int i ;
string_t st = String( "" ) ;
const char * e ;
char * f ;
for( i = 0 ; i < 255 ; i++ ){
StringReplace( st,"/dev/loop" ) ;
e = StringAppendInt( st,i ) ;
f = zuluCryptLoopDeviceAddress_1( e ) ;
if( StringsAreEqual( path,f ) ){
StringFree( f ) ;
return StringDeleteHandle( &st ) ;
}else{
StringFree( f ) ;
}
}
StringDelete( &st ) ;
return NULL ;
}
char * zuluCryptGetLoopDeviceAddress( const char * device )
{
char * z = NULL ;
const char * e ;
string_t st = StringVoid ;
string_t xt = StringVoid ;
int i ;
int r ;
z = zuluCryptLoopDeviceAddress_1( device ) ;
if( z == NULL ){
return NULL ;
}else{
st = String( "" ) ;
for( i = 0 ; i < 255 ; i++ ){
StringReplace( st,"/sys/block/loop" ) ;
StringAppendInt( st,i ) ;
xt = StringGetFromVirtualFile( StringAppend( st,"/loop/backing_file" ) ) ;
e = StringRemoveRight( xt,1 ) ;
r = StringsAreEqual( e,z ) ;
StringDelete( &xt ) ;
if( r ){
StringReplace( st,"/dev/loop" ) ;
e = StringAppendInt( st,i ) ;
if( StringsAreNotEqual( device,e ) ){
break ;
}
}else{
StringReset( st ) ;
}
}
StringFree( z ) ;
if( StringIsEmpty( st ) ){
StringDelete( &st ) ;
return NULL ;
}else{
return StringDeleteHandle( &st ) ;
}
}
}
char * zuluCryptResolvePath_3( const char * path )
{
if( StringPrefixEqual( path,"/dev/loop" ) ){
/*
* zuluCryptLoopDeviceAddress_1() is defined in create_loop_device.c
*/
return zuluCryptLoopDeviceAddress_1( path ) ;
}else{
return zuluCryptResolvePath( path ) ;
}
}
int zuluMountCryptoUMount( ARGS * args )
{
const char * device = args->device ;
const char * UUID = args->uuid ;
uid_t uid = args->uid ;
const char * mapping_name ;
char * path = NULL ;
int st ;
string_t str = StringVoid ;
if( UUID == NULL ){
if( StringPrefixEqual( device,"/dev/loop" ) ){
/*
* zuluCryptLoopDeviceAddress_1() is defined in ../zuluCrypt-cli/create_loop_device.c
*/
path = zuluCryptLoopDeviceAddress_1( device ) ;
if( path == NULL ){
return 20 ;
}else{
device = path ;
}
}
mapping_name = device + StringLastIndexOfChar_1( device,'/' ) + 1 ;
}else{
str = String( UUID ) ;
StringRemoveString( str,"\"" ) ;
mapping_name = StringSubChar( str,4,'-' ) ;
}
/*
* zuluCryptEXECloseVolume() is defined in ../zuluCrypt-cli/bin/close_volume.c
*/
st = zuluCryptEXECloseVolume( device,mapping_name,uid ) ;
StringDelete( &str ) ;
StringFree( path ) ;
return st ;
}
static string_t _create_mount_point_1( const char * device,uid_t uid,string_t path,int need_privileges )
{
string_t st ;
char * loop_path = NULL ;
if( StringPrefixEqual( device,"/dev/loop" ) ){
/*
* zuluCryptLoopDeviceAddress_1() is defined in ../lib/create_loop_device.c
*/
device = loop_path = zuluCryptLoopDeviceAddress_1( device ) ;
}
StringMultipleAppend( path,device + StringLastIndexOfChar_1( device,'/' ) + 1,NULL ) ;
st = _create_path( uid,path,need_privileges ) ;
StringFree( loop_path ) ;
return st ;
}
int zuluCryptPartitionIsSystemPartition( const char * device,uid_t uid )
{
char * dev ;
int r ;
if( StringPrefixEqual( device,"/dev/loop" ) ){
/*
* zuluCryptLoopDeviceAddress_1() is defined in ../lib/create_loop_device.c
*/
dev = zuluCryptLoopDeviceAddress_1( device ) ;
if( dev == NULL ){
return 0 ;
}else{
r = _zuluCryptPartitionIsSystemPartition( dev,uid ) ;
StringFree( dev ) ;
return r ;
}
}else{
return _zuluCryptPartitionIsSystemPartition( device,uid ) ;
}
}
/*
* 1-permissions denied
* 2-invalid path
* 3-shenanigans
* 4-common error
*/
static int path_is_accessible( const char * path,uid_t uid,int action )
{
int st ;
char * e ;
if( uid ){;}
if( StringPrefixEqual( path,"/dev/shm/" ) ){
return 4 ;
}
if( StringPrefixEqual( path,"/dev/" ) ){
if( StringPrefixEqual( path,"/dev/loop" ) ){
/*
* zuluCryptLoopDeviceAddress_1() is defined in ../zuluCrypt-cli/create_loop_device.c
*/
e = zuluCryptLoopDeviceAddress_1( path ) ;
if( e != NULL ){
st = has_device_access( e,action ) ;
StringFree( e ) ;
}else{
return 4 ;
}
}else{
zuluCryptSecurityGainElevatedPrivileges() ;
st = has_device_access( path,action ) ;
zuluCryptSecurityDropElevatedPrivileges() ;
}
return st ;
}else{
zuluCryptSecurityDropElevatedPrivileges() ;
return has_device_access( path,action ) ;
}
}
static char * _device_path( const char * device )
{
char * path ;
if( StringPrefixEqual( device,"/dev/loop" ) ){
zuluCryptSecurityGainElevatedPrivileges() ;
/*
* zuluCryptLoopDeviceAddress_1() is defined in ../zuluCrypt-cli/create_loop_device.c
*/
path = zuluCryptLoopDeviceAddress_1( device ) ;
zuluCryptSecurityDropElevatedPrivileges() ;
if( path == NULL ){
return StringCopy_2( device ) ;
}else{
return path ;
}
}else{
return StringCopy_2( device ) ;
}
}
int zuluMountCryptoMount( ARGS * args )
{
const char * type = args->type ;
const char * offset = args->offset ;
const char * device = args->device ;
const char * UUID = args->uuid ;
const char * mode = args->m_opts ;
uid_t uid = args->uid ;
const char * key = args->key ;
const char * key_source = args->key_source ;
const char * m_point = args->m_point ;
const char * fs_opts = args->fs_opts ;
int mount_point_option = args->mpo ;
int share = args->share ;
int st ;
/*
* the struct is declared in ../zuluCrypt-cli/bin/libzuluCrypt-exe.h
*/
struct_opts opts ;
const char * mapping_name ;
char * path = NULL ;
string_t str = StringVoid ;
if( UUID == NULL ){
if( StringPrefixEqual( device,"/dev/loop" ) ){
/*
* zuluCryptLoopDeviceAddress_1() is defined in ../zuluCrypt-cli/create_loop_device.c
*/
path = zuluCryptLoopDeviceAddress_1( device ) ;
if( path == NULL ){
return 20 ;
}else{
mapping_name = path + StringLastIndexOfChar_1( path,'/' ) + 1 ;
}
}else{
mapping_name = device + StringLastIndexOfChar_1( device,'/' ) + 1 ;
}
}else{
str = String( UUID ) ;
StringRemoveString( str,"\"" ) ;
mapping_name = StringReplaceString( str,"UUID=","UUID-" ) ;
}
/*
* zuluCryptEXEGetOptsSetDefault() is defined in ../zuluCrypt-cli/bin/get_opts.c
*/
zuluCryptEXEGetOptsSetDefault( &opts ) ;
if( StringPrefixEqual( key_source,"-G" ) ){
opts.plugin_path = key ;
}
opts.mount_point = m_point ;
opts.device = device ;
opts.m_opts = mode ;
opts.key = key ;
opts.key_source = key_source ;
opts.mount_point_option = mount_point_option ;
opts.share = share ;
opts.fs_opts = fs_opts ;
opts.env = StringListStringArray( args->env ) ;
opts.offset = offset ;
opts.type = type ;
memcpy( opts.tcrypt_multiple_keyfiles,args->tcrypt_multiple_keyfiles,
sizeof( args->tcrypt_multiple_keyfiles ) ) ;
/*
* zuluCryptEXEOpenVolume() is defined in ../zuluCrypt-cli/bin/open_volume.c
*/
st = zuluCryptEXEOpenVolume( &opts,mapping_name,uid ) ;
StringDelete( &str ) ;
StringFree( opts.env ) ;
StringFree( path ) ;
return st ;
}
void zuluCryptPrintPartitionProperties( const char * device )
{
#define SIZE 64
char buffer[ SIZE ] ;
const char * e ;
u_int64_t size ;
blkid_probe blkid ;
zuluCryptSecurityGainElevatedPrivileges() ;
if( StringPrefixEqual( device,"/dev/loop" ) ){
/*
* zuluCryptLoopDeviceAddress_1() is defined in ../lib/create_loop_device.c
*/
e = zuluCryptLoopDeviceAddress_1( device ) ;
if( e != NULL ){
printf( "%s\t",e ) ;
StringFree( e ) ;
}else{
printf( "%s\t",device ) ;
}
}else{
printf( "%s\t",device ) ;
}
size = zuluCryptGetVolumeSize( device ) ;
blkid = blkid_new_probe_from_filename( device ) ;
if( blkid == NULL ){
printf( "Nil\tNil\tNil\tNil\n" ) ;
}else{
/*
* zuluCryptFormatSize() is defined in ../lib/status.c
*/
zuluCryptFormatSize( size,buffer,SIZE ) ;
printf( "%s\t",buffer ) ;
blkid_do_probe( blkid ) ;
if( blkid_probe_lookup_value( blkid,"LABEL",&e,NULL ) == 0 ){
printf( "%s\t",e ) ;
}else{
printf( "Nil\t" ) ;
}
if( blkid_probe_lookup_value( blkid,"TYPE",&e,NULL ) == 0 ){
printf( "%s\t",e ) ;
}else{
printf( "Nil\t" ) ;
}
if( blkid_probe_lookup_value( blkid,"UUID",&e,NULL ) == 0 ){
printf( "%s\n",e ) ;
}else{
printf( "Nil\n" ) ;
}
blkid_free_probe( blkid ) ;
}
zuluCryptSecurityDropElevatedPrivileges() ;
}
static stringList_t _zuluCryptVolumeList_0( int resolve_loop_devices )
{
const char * device ;
const char * e ;
ssize_t index ;
StringListIterator it ;
StringListIterator end ;
stringList_t stz = StringListVoid ;
stringList_t stl = StringListVoid ;
stringList_t stl_1 = StringListVoid ;
string_t st = StringGetFromVirtualFile( "/proc/partitions" ) ;
string_t st_1 = String( "/dev/" ) ;
stl = StringListStringSplit( st,'\n' ) ;
StringDelete( &st ) ;
if( stl == StringListVoid ){
return StringListVoid ;
}
StringListGetIterators( stl,&it,&end ) ;
/*
* skip the first entry
*/
it++ ;
zuluCryptSecurityGainElevatedPrivileges() ;
while( it != end ){
st = *it ;
it++ ;
index = StringLastIndexOfChar( st,' ' ) ;
if( index != -1 ){
e = StringContent( st ) + index + 1 ;
device = StringAppendAt( st_1,5,e ) ;
if( _supported_device( device ) ){
if( StringPrefixEqual( device,"/dev/loop" ) ){
/*
* zuluCryptLoopDeviceAddress_1() id defined in ../lib/create_loop_device.c
*/
e = zuluCryptLoopDeviceAddress_1( device ) ;
if( StringListHasNoEntry( stz,e ) ){
/*
* Here we only keep one loop device if the volume file has
* more than one loop device
*/
if( resolve_loop_devices ){
stl_1 = StringListAppend( stl_1,e ) ;
}else{
stl_1 = StringListAppend( stl_1,device ) ;
}
stz = StringListAppend( stz,e ) ;
}
StringFree( e ) ;
}else{
stl_1 = StringListAppendIfAbsent( stl_1,device ) ;
}
}
}
}
zuluCryptSecurityDropElevatedPrivileges() ;
StringListMultipleDelete( &stl,&stz,NULL ) ;
StringDelete( &st_1 ) ;
return _zuluCryptAddLVMVolumes( _zuluCryptAddMDRAIDVolumes( _remove_root_devices( stl_1 ) ) ) ;
}
