Method

FwupdPluginUdevDeviceread

since: 2.0.4

Declaration [src]

gboolean
fu_udev_device_read (
  FuUdevDevice* self,
  guint8* buf,
  gsize bufsz,
  gsize* bytes_read,
  guint timeout_ms,
  FuIOChannelFlags flags,
  GError** error
)

Description [src]

Read a buffer from a file descriptor.

Available since: 2.0.4

Parameters

buf

Type: guint8*

Data.

The data is owned by the caller of the method.

bufsz

Type: gsize

Size of buf.

bytes_read

Type: gsize*

Data written to buf.

The argument will be set by the function.

The argument can be set to NULL by the method.

timeout_ms

Type: guint

Timeout in ms.

flags

Type: FuIOChannelFlags

Channel flags, e.g. FU_IO_CHANNEL_FLAG_SINGLE_SHOT.

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 method 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 for success.