Function

GioDBusMessagebytes_needed

Declaration

gssize
g_dbus_message_bytes_needed (
  guchar* blob,
  gsize blob_len,
  GError** error
)

Description

Utility function to calculate how many bytes are needed to completely deserialize the D-Bus message stored at blob.

Available since:2.26

Parameters

blob An array of guint8
 

A blob representing a binary D-Bus message.

 The length of the array is specified in the blob_len argument.
 The data is owned by the caller of the function.
blob_len gsize
 

The length of blob (must be at least 16).

error GError **
  The return location for a GError*, or NULL.

Return value

Returns: gssize
 

Number of bytes needed or -1 if error is set (e.g. if blob contains invalid data or not enough data is available to determine the size).