Load into the specified variable the eight-byte, two's complement integer (in host byte order) comprised of the initial eight bytes of the specified buffer (in network byte order). The behavior is undefined unless buffer has sufficient contents. Note that the value will be sign-extended.
Declared in <bslx_marshallingutil.h>
static
void
getInt64(
bsls::Types::Int64* variable,
char const* buffer);