Wine API: RegQueryValueExA

NAME

RegQueryValueExA (KERNELBASE.@)

SYNOPSIS

 LSTATUS RegQueryValueExA
 (
  HKEY    hkey,
  LPCSTR  name,
  LPDWORD reserved,
  LPDWORD type,
  LPBYTE  data,
  LPDWORD count
 )

DESCRIPTION

Get the type and contents of a specified value under with a key.

PARAMS

`hkey`	[In]	Handle of the key to query.
`name`	[In]	Name of value under `hkey` to query.
`reserved`	[In]	Reserved `-` must be `NULL`.
`type`	[Out]	Destination for the value `type`, or `NULL` if not required.
`data`	[Out]	Destination for the values contents, or `NULL` if not required.
`count`	[In/Out]	Size of `data`, updated with the number of bytes returned.

RETURNS

Success: ERROR_SUCCESS. *count is updated with the number of bytes copied to data.

Failure: ERROR_INVALID_HANDLE, if hkey is invalid. ERROR_INVALID_PARAMETER, if any other parameter is invalid. ERROR_MORE_DATA, if on input *count is too small to hold the contents.

NOTES

MSDN states that if data is too small it is partially filled. In reality it remains untouched.

IMPLEMENTATION

Declared in "include/winreg.h". gitlab.winehq.org/wine/wine/blob/master/include/winreg.h

Implemented in "dlls/kernelbase/registry.c". gitlab.winehq.org/wine/wine/blob/master/dlls/kernelbase/registry.c

Debug channel "reg".