ResourceLoader* ResourceManager::findLoader(const String& extension)
{
auto ext = StringToLowerCase(extension);
auto key = MurmurHash64(ext.c_str(), ext.size(), 0);
return resourceLoaders.get(key, nullptr).get();
}
static string_t _get_type_from_udev_1( const char * mapper )
{
string_t st = _get_mapper_property_from_udev( mapper,"dm-uuid-CRYPT-",TYPE ) ;
if( st == StringVoid ){
/*
* failed to discover volume type
*/
return String( "Nil" ) ;
}else{
StringToLowerCase( st ) ;
return st ;
}
}
int GetMapType(std::string File)
{
std::string tmpMapName;
for (int i=File.length()-3; i<File.length(); i++)
{
tmpMapName = tmpMapName + File[i];
}
if (StringToLowerCase(tmpMapName) == "map")
{
return MAP_FILE_MAP;
}
else
{
return MAP_FILE_XSB;
}
}
static string_t _get_crypto_info_from_tcplay( const char * mapper )
{
int key_size ;
int ro ;
int64_t offset ;
tc_api_task task ;
char buff[ SIZE ] ;
char * buffer = buff ;
const char * z ;
string_t p = StringVoid ;
string_t q ;
if( tc_api_initialize() ){
if( tc_api_task_initialize( &task,"info_mapped" ) ){
p = String( mapper ) ;
mapper = mapper + StringLastIndexOfChar_1( mapper,'/' ) + 1 ;
tc_api_task_set( task,"map_name",mapper ) ;
tc_api_task_do( task ) ;
tc_api_task_info_get( task,"status",sizeof( buff ),buff ) ;
StringMultipleAppend( p," is ",buff,".",NULL ) ;
if( StringAtLeastOneMatch_1( buff,"active","active and is in use",NULL ) ){
tc_api_task_info_get( task,"type",sizeof( buff ),buff ) ;
q = String( buff ) ;
StringMultipleAppend( p," \n type: \t",StringToLowerCase( q ),NULL ) ;
StringDelete( &q ) ;
tc_api_task_info_get( task,"cipher",sizeof( buff ),buff ) ;
/*
* zuluCryptConvertCipher() is defined in create_tcrypt.c
*/
StringMultipleAppend( p,"\n cipher:\t",zuluCryptConvertCipher( buff ),"-xts-plain64",NULL ) ;
tc_api_task_info_get( task,"key_bits",sizeof( key_size ),&key_size ) ;
z = StringIntToString_1( buffer,SIZE,key_size ) ;
StringMultipleAppend( p,"\n keysize:\t",z," bits",NULL ) ;
tc_api_task_info_get( task,"iv_offset",sizeof( offset ),&offset ) ;
z = StringIntToString_1( buffer,SIZE,offset / 512 ) ;
StringMultipleAppend( p,"\n offset:\t",z," sectors",NULL ) ;
zuluCryptFormatSize( offset,buffer,SIZE ) ;
StringMultipleAppend( p," / ",buffer,NULL ) ;
tc_api_task_info_get( task,"device",sizeof( buff ),buff ) ;
_device_info( p,buff ) ;
tc_api_task_info_get( task,"mode",sizeof( ro ),&ro ) ;
if( ro ){
StringAppend( p,"\n mode: \tread only" ) ;
}else{
StringAppend( p,"\n mode: \tread and write" ) ;
}
StringAppend( p,"\n active slots:\tNil" ) ;
}
tc_api_task_uninit( task ) ;
}
tc_api_uninit() ;
}
return p ;
}
static string_t _get_crypto_info_from_cryptsetup( const char * mapper )
{
char buff[ SIZE ] ;
char * buffer = buff ;
const char * z ;
const char * type ;
uint64_t e ;
string_t q ;
string_t p ;
int k ;
int i = 0 ;
int j ;
crypt_status_info info ;
struct crypt_device * cd ;
struct crypt_active_device cad ;
if( crypt_init_by_name( &cd,mapper ) != 0 ){
return StringVoid ;
}
p = String( mapper ) ;
info = crypt_status( cd,mapper ) ;
switch( info ){
case CRYPT_INACTIVE :
StringAppend( p," is inactive.\n" ) ;
break ;
case CRYPT_INVALID :
StringAppend( p," is invalid.\n" ) ;
break ;
case CRYPT_ACTIVE :
StringAppend( p," is active.\n" ) ;
break ;
case CRYPT_BUSY :
StringAppend( p," is active and is in use.\n" ) ;
break ;
default :
StringAppend( p," is invalid.\n" ) ;
}
if( info == CRYPT_ACTIVE || info == CRYPT_BUSY ){
StringAppend( p," type: \t" ) ;
type = crypt_get_type( cd ) ;
if( type != NULL ){
q = String( type ) ;
StringAppend( p,StringToLowerCase( q ) ) ;
StringDelete( &q ) ;
}else{
q = _get_type_from_udev_1( mapper ) ;
StringAppendString( p,q ) ;
StringDelete( &q ) ;
}
z = crypt_get_cipher( cd ) ;
if( z != NULL ){
StringMultipleAppend( p,"\n cipher:\t",z,"-",NULL ) ;
}else{
StringAppend( p,"\n cipher:\tNil-" ) ;
}
z = crypt_get_cipher_mode( cd ) ;
if( z != NULL ){
StringAppend( p,z ) ;
}else{
StringAppend( p,"Nil" ) ;
}
z = StringIntToString_1( buffer,SIZE,8 * crypt_get_volume_key_size( cd ) ) ;
StringMultipleAppend( p,"\n keysize:\t",z," bits",NULL ) ;
e = crypt_get_data_offset( cd ) ;
z = StringIntToString_1( buffer,SIZE,e ) ;
StringMultipleAppend( p,"\n offset:\t",z," sectors",NULL ) ;
zuluCryptFormatSize( e * 512,buffer,SIZE ) ;
StringMultipleAppend( p," / ",buffer,NULL ) ;
_device_info( p,crypt_get_device_name( cd ) ) ;
crypt_get_active_device( NULL,mapper,&cad ) ;
if( cad.flags == 1 ){
StringAppend( p,"\n mode: \tread only" ) ;
}else{
StringAppend( p,"\n mode: \tread and write" ) ;
}
k = crypt_keyslot_max( crypt_get_type( cd ) ) ;
if( k > 0 ){
i = 0 ;
for( j = 0 ; j < k ; j++ ){
switch( crypt_keyslot_status( cd,j ) ){
case CRYPT_SLOT_ACTIVE_LAST : i++ ; break ;
case CRYPT_SLOT_ACTIVE : i++ ; break ;
default : ;
}
}
StringMultipleAppend( p,"\n active slots:\t",StringIntToString_1( buffer,SIZE,i ),NULL ) ;
StringMultipleAppend( p," / ",StringIntToString_1( buffer,SIZE,k ),NULL ) ;
}else{
StringAppend( p,"\n active slots:\tNil" ) ;
}
}
crypt_free( cd ) ;
return p ;
}
