Virtual Method

FwupdPluginEfivarsget_data

since: 2.0.0

Declaration [src]

gboolean
get_data (
  FuEfivars* self,
  const gchar* guid,
  const gchar* name,
  guint8** data,
  gsize* data_sz,
  FuEfiVariableAttrs* attr,
  GError** error
)

Description [src]

Gets the data from a UEFI variable in NVRAM.

Available since: 2.0.0

Parameters

guid

Type: const gchar*

Globally unique identifier.

The data is owned by the caller of the function.

The value is a NUL terminated UTF-8 string.

name

Type: const gchar*

Variable name.

The data is owned by the caller of the function.

The value is a NUL terminated UTF-8 string.

data

Type: guint8**

Data to set.

The data is owned by the caller of the function.

data_sz

Type: gsize*

Size of data.

The data is owned by the caller of the function.

attr

Type: FuEfiVariableAttrs

FuEfiVariableAttrs, e.g. FU_EFI_VARIABLE_ATTR_NON_VOLATILE.

The argument will be set by the function.

The argument can be set to NULL by the virtual function.

The caller of the function takes ownership of the data, and is responsible for freeing it.

error

Type: GError **

The return location for a recoverable error.

The argument can be NULL.

If the return location is not NULL, then you must initialize it to a NULL GError*.

The argument will be left initialized to NULL by the virtual function if there are no errors.

In case of error, the argument will be set to a newly allocated GError; the caller will take ownership of the data, and be responsible for freeing it.

Return value

Type: gboolean

TRUE on success.