BCAT services

BCAT (Background Content Asymmetric synchronized delivery and Transmission) encompasses a set of content download/upload related services.

bcat:a, bcat:m, bcat:u, bcat:s

These are "nn::bcat::detail::ipc::IServiceCreator".

Cmd	Name
0	CreateBcatService
1	CreateDeliveryCacheStorageService
2	CreateDeliveryCacheStorageServiceWithApplicationId

Equivalent to 3DS BOSS(SpotPass). See here for BCAT-content-container.

IBcatService

This is "nn::bcat::detail::ipc::IBcatService".

Cmd	Name
10100	RequestSyncDeliveryCache
10101	[5.0.0+] RequestSyncDeliveryCacheWithDirectoryName
10200	[5.0.0+] CancelSyncDeliveryCacheRequest
20100	RequestSyncDeliveryCacheWithApplicationId
20101	[5.0.0+] RequestSyncDeliveryCacheWithApplicationIdAndDirectoryName
30100	SetPassphrase
30200	RegisterBackgroundDeliveryTask
30201	UnregisterBackgroundDeliveryTask
30202	BlockDeliveryTask
30203	UnblockDeliveryTask
90100	EnumerateBackgroundDeliveryTask
90200	GetDeliveryList
90201	ClearDeliveryCacheStorage
90300	GetPushNotificationLog

IDeliveryCacheProgressService

This is "nn::bcat::detail::ipc::IDeliveryCacheProgressService".

Cmd	Name
0	GetEvent
1	GetImpl

IDeliveryCacheStorageService

This is "nn::bcat::detail::ipc::IDeliveryCacheStorageService".

Cmd	Name
0	CreateFileService
1	CreateDirectoryService
10	EnumerateDeliveryCacheDirectory

IDeliveryCacheFileService

This is "nn::bcat::detail::ipc::IDeliveryCacheFileService".

Cmd	Name
0	Open
1	Read
2	GetSize
3	GetDigest

IDeliveryCacheDirectoryService

This is "nn::bcat::detail::ipc::IDeliveryCacheDirectoryService".

Cmd	Name
0	Open
1	Read
2	GetCount

news:a, news:c, news:m, news:p, news:v

These are "nn::news::detail::ipc::IServiceCreator".

Cmd	Name
0
1
2
3
4

prepo:a, prepo:m, prepo:u, prepo:s

These are "nn::prepo::detail::ipc::IPrepoService".

Cmd	Name
10100	SaveReport
10101	SaveReportWithUser
10200	RequestImmediateTransmission
10300	GetTransmissionStatus
20100	SaveSystemReport
20200	[4.0.0+] SetOperationMode
20101	SaveSystemReportWithUser
30100	ClearStorage
40100	IsUserAgreementCheckEnabled
40101	SetUserAgreementCheckEnabled
90100	GetStorageUsage
90200	[5.0.0+] GetStatistics
90201	[5.0.0+] GetThroughputHistory
90300	[5.0.0+] GetLastUploadError

Data reporting

The "Play Report" (prepo) service uploads system and user information to a cloud server. This includes the following fields:

sys_info
data
application_id
event_id
operation_mode
lc_recorded_at (followed by a timestamp)
nc_recorded_at (followed by a timestamp)
nsa_id
os_version

And the contents of the following file:

is_user_agreement_check_enabled.bin

All the information is periodically uploaded to the following URL:

• https://receive-%.dg.srv.nintendo.net/post

It also checks the validity of the device's authentication token using the following URL:

• https://dauth-%.ndas.srv.nintendo.net/v1/device_auth_token