NAME
RegQueryInfoKeyW (ADVAPI32.@)
SYNOPSIS
LSTATUS RegQueryInfoKeyW
(
HKEY hkey,
LPWSTR class,
LPDWORD class_len,
LPDWORD reserved,
LPDWORD subkeys,
LPDWORD max_subkey,
LPDWORD max_class,
LPDWORD values,
LPDWORD max_value,
LPDWORD max_data,
LPDWORD security,
FILETIME* modif
)
DESCRIPTION
Retrieves information about the specified registry key.
PARAMS
hkey [In] Handle to key to query.
class [Out] Buffer for class string.
class_len [Out] Size of class string buffer.
reserved [In] Reserved.
subkeys [Out] Buffer for number of subkeys.
max_subkey [Out] Buffer for longest subkey name length.
max_class [Out] Buffer for longest class string length.
values [Out] Buffer for number of value entries.
max_value [Out] Buffer for longest value name length.
max_data [Out] Buffer for longest value data length.
security [Out] Buffer for security descriptor length.
modif [Out] Modification time.
RETURNS
Success: ERROR_SUCCESS
Failure: system error code.
NOTES
- win95 allows class to be valid and class_len to be NULL
- winnt returns ERROR_INVALID_PARAMETER if class is valid and class_len is NULL
- both allow class to be NULL and class_len to be NULL (it's hard to test validity, so test !NULL instead)
IMPLEMENTATION
Declared in "winreg.h".
Implemented in "dlls/advapi32/registry.c".
Debug channel "reg".