Changes

| 1 || GetAvailableLanguageCodes || Takes a type-0xA buffer containing the [[#LanguageCode]] output array, returns an output s32.

| 1 || GetAvailableLanguageCodes || Takes a type-0xA buffer containing the [[#LanguageCode]] output array, returns an output s32.

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| 2 || [4.0.0+] MakeLanguageCode || Takes an input Language, returns an output [[#LanguageCode]].

| 2 || [4.0.0+] MakeLanguageCode || Takes an input [[#Language]], returns an output [[#LanguageCode]].

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| 3 || GetAvailableLanguageCodeCount || No input, returns an output s32.

| 3 || GetAvailableLanguageCodeCount || No input, returns an output s32.

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[4.0.0+] Official user-processes now use GetAvailableLanguageCodes2/GetAvailableLanguageCodeCount2 instead of {original commands}.

[4.0.0+] Official user-processes now use GetAvailableLanguageCodes2/GetAvailableLanguageCodeCount2 instead of {original commands}.

In official user-processes in the Language->LanguageCode conversion function:

In official user-processes in the [[#Language]]->[[#LanguageCode]] conversion function (MakeLanguageCode):

* During one-time init, GetAvailableLanguageCodes is used to initialize the LanguageCodes array cache, with max_entries=0xF (buffer size in u64s). [4.0.0+] GetAvailableLanguageCodes2 is now used with max_entries 0x40.

* During one-time init, GetAvailableLanguageCodes is used to initialize the LanguageCodes array cache, with max_entries=0xF (buffer size in u64s). [4.0.0+] GetAvailableLanguageCodes2 is now used with max_entries 0x40.

* [4.0.0+] When the input Language is larger than the cached total_entries from the above command output, or Language is negative, command MakeLanguageCode is used instead of the array.

* [4.0.0+] When the input [[#Language]] is larger than the cached total_entries from the above command output, or [[#Language]] is negative, command MakeLanguageCode is used instead of the array.

== GetKeyCodeMap ==

== GetKeyCodeMap ==

Takes a type-0x16 output buffer containing KeyCodeMap, official sw uses fixed size 0x1000. This is probably related to HID keyboard.

Takes a type-0x16 output buffer containing KeyCodeMap, official sw uses fixed size 0x1000. This is probably related to HID keyboard.

== LanguageCode ==

== LanguageCode ==

This is "nn::settings::LanguageCode".

This is "nn::settings::LanguageCode".

This is an u64, which is a NUL-terminated string. For example: "en-US".

This is an u64, which is a NUL-terminated string.

{| class="wikitable" border="1"

{| class="wikitable" border="1"

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! Array-index / "nn::settings::Language" || LanguageCode

! Array-index / [[#Language]] || [[#LanguageCode]]

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| 0 || ja

| 0 || ja