lib/dp-packet.h
/* Returns the number of bytes that may be appended to the tail end of
 * dp_packet 'b' before the dp_packet must be reallocated. */
Returns the number of bytes that may be appended to the tail end of
dp_packet 'b' before the dp_packet must be reallocated.
Returns the number of bytes that may be appended to the tail end of dp_packet ' b ' before the dp_packet must be reallocated .
static inline size_t
dp_packet_tailroom(const struct dp_packet *b)
{
    return (char *) dp_packet_end(b) - (char *) dp_packet_tail(b);
}
static inline size_t dp_packet_tailroom ( const struct dp_packet * b ) { return ( char * ) dp_packet_end ( b ) - ( char * ) dp_packet_tail ( b ) ; }
Returns the number of bytes that may be appended to the tail end of
 dp_packet 'b' before the dp_packet must be reallocated.
Returns the number of bytes that may be appended to the tail end of dp_packet ' b ' before the dp_packet must be reallocated .