On 9/11/2018 4:00 PM, Gaetan Rivet wrote: > The strncpy function has long been deemed unsafe for use, > in favor of strlcpy or snprintf. > > While snprintf is standard and strlcpy is still largely available, > they both have issues regarding error checking and performance. > > Both will force reading the source buffer past the requested size > if the input is not a proper c-string, and will return the expected > number of bytes copied, meaning that error checking needs to verify > that the number of bytes copied is not superior to the destination > size. > > This contributes to awkward code flow, unclear error checking and > potential issues with malformed input. > > The function strscpy has been discussed for some time already and > has been made available in the linux kernel[1]. > > Propose this new function as a safe alternative. > > [1]: http://git.kernel.org/linus/30c44659f4a3 > > Signed-off-by: Gaetan Rivet <gaetan.ri...@6wind.com> > Acked-by: Juhamatti Kuusisaari <juhamatti.kuusisa...@coriant.com>
Acked-by: Ferruh Yigit <ferruh.yi...@intel.com>
