Function

FwupdPluginmemdup_safe

Declaration [src]

guint8*
fu_memdup_safe (
  const guint8* src,
  gsize n,
  GError** error
)

Description [src]

Duplicates some memory using memdup in a safe way.

You don’t need to use this function in “obviously correct” cases, nor should you use it when performance is a concern. Only us it when you’re not sure if malicious data from a device or firmware could cause memory corruption.

NOTE: This function intentionally limits allocation size to 1GB.

Available since:1.8.2

Parameters

src const guint8*
 

Source buffer.

 The argument can be NULL.
 The data is owned by the caller of the function.
n gsize
 

Number of bytes to copy from src.

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

Return value

Returns: guint8
 

Block of allocated memory, or NULL for an error.

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