BCAT services

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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:a2, prepo:m, prepo:u, prepo:s

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

Cmd Name
10100 SaveReportOld ([1.0.0-5.1.0] SaveReport)
10101 SaveReportWithUserOld ([1.0.0-5.1.0] SaveReportWithUser)
10102 [6.0.0+] SaveReport
10103 [6.0.0+] SaveReportWithUser
10200 RequestImmediateTransmission
10300 GetTransmissionStatus
20100 SaveSystemReport
20101 SaveSystemReportWithUser
20200 [4.0.0+] SetOperationMode
30100 ClearStorage
30200 [6.0.0+] ClearStatistics
30300 [6.0.0+] GetStorageUsage
30400 [5.0.0+] GetStatistics
30401 [5.0.0+] GetThroughputHistory
30500 [5.0.0+] GetLastUploadError
40100 IsUserAgreementCheckEnabled
40101 SetUserAgreementCheckEnabled
90100 [6.0.0+] ReadAllReportFiles ([1.0.0-5.1.0] GetStorageUsage)

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