On Wed, May 08, 2024 at 01:11:31PM GMT, Daniel P. Berrangé wrote: > When testPipeFeeder copies the XML document into the padded buffer, it > tells virStrcpy that 'xmlsize' bytes are available. This is under > reporting size by 1 byte, and as a result it fails to copy the trailing > '\n' replacing it when '\0'. The return value of virStrcpy wasn't *replacing it with > checked, but was reporting this truncation. > > When testPipeFeeder then sends the padded buffer down the pipe, it askes *asks > to send 'emptyspace + xmlsize + 1' bytes, which means it sends the data, > as well as the trailing '\0' terminator. > > Both bugs combined mean it is sending '\0\0' as the last bytes, instead > of '\n' which was intended. When virFileReadAll reads data from the > pipe, it ends up adding another '\0' resulting in in a very NUL *resulting in a very Reviewed-by: Andrea Bolognani <abologna@xxxxxxxxxx> -- Andrea Bolognani / Red Hat / Virtualization _______________________________________________ Devel mailing list -- devel@xxxxxxxxxxxxxxxxx To unsubscribe send an email to devel-leave@xxxxxxxxxxxxxxxxx