static void
mrt_dump_bgp_packet(struct bgp_conn *conn, byte *pkt, unsigned len)
{
byte *buf = alloca(128+len); /* 128 is enough for MRT headers */
byte *bp = buf + MRTDUMP_HDR_LENGTH;
int as4 = conn->bgp->as4_session;
bp = mrt_put_bgp4_hdr(bp, conn, as4);
memcpy(bp, pkt, len);
bp += len;
mrt_dump_message(&conn->bgp->p, BGP4MP, as4 ? BGP4MP_MESSAGE_AS4 : BGP4MP_MESSAGE,
buf, bp-buf);
}
static void
mrt_dump_bgp_packet(struct bgp_conn *conn, byte *pkt, unsigned len)
{
byte buf[BGP_MAX_PACKET_LENGTH + 128];
byte *bp = buf + MRTDUMP_HDR_LENGTH;
int as4 = conn->bgp->as4_session;
bp = mrt_put_bgp4_hdr(bp, conn, as4);
memcpy(bp, pkt, len);
bp += len;
mrt_dump_message(&conn->bgp->p, BGP4MP, as4 ? BGP4MP_MESSAGE_AS4 : BGP4MP_MESSAGE,
buf, bp-buf);
}
}
static inline u16
convert_state(unsigned state)
{
/* Convert state from our BS_* values to values used in MRTDump */
return (state == BS_CLOSE) ? 1 : state + 1;
}
void
mrt_dump_bgp_state_change(struct bgp_conn *conn, unsigned old, unsigned new)
{
byte buf[128];
byte *bp = buf + MRTDUMP_HDR_LENGTH;
bp = mrt_put_bgp4_hdr(bp, conn, 1);
put_u16(bp+0, convert_state(old));
put_u16(bp+2, convert_state(new));
bp += 4;
mrt_dump_message(&conn->bgp->p, BGP4MP, BGP4MP_STATE_CHANGE_AS4, buf, bp-buf);
}
static byte *
bgp_create_notification(struct bgp_conn *conn, byte *buf)
{
struct bgp_proto *p = conn->bgp;
BGP_TRACE(D_PACKETS, "Sending NOTIFICATION(code=%d.%d)", conn->notify_code, conn->notify_subcode);
buf[0] = conn->notify_code;
buf[1] = conn->notify_subcode;
memcpy(buf+2, conn->notify_data, conn->notify_size);