diff options
Diffstat (limited to 'slirp/misc.c')
-rw-r--r-- | slirp/misc.c | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/slirp/misc.c b/slirp/misc.c index 069d8b1..8d03f79 100644 --- a/slirp/misc.c +++ b/slirp/misc.c @@ -6,6 +6,9 @@ */ #include <slirp.h> +#include <libslirp.h> + +#include "monitor.h" u_int curtime, time_fasttimo, last_slowtimo; @@ -906,3 +909,86 @@ rsh_exec(so,ns, user, host, args) } } #endif + +void slirp_connection_info(Monitor *mon) +{ + const char * const tcpstates[] = { + [TCPS_CLOSED] = "CLOSED", + [TCPS_LISTEN] = "LISTEN", + [TCPS_SYN_SENT] = "SYN_SENT", + [TCPS_SYN_RECEIVED] = "SYN_RCVD", + [TCPS_ESTABLISHED] = "ESTABLISHED", + [TCPS_CLOSE_WAIT] = "CLOSE_WAIT", + [TCPS_FIN_WAIT_1] = "FIN_WAIT_1", + [TCPS_CLOSING] = "CLOSING", + [TCPS_LAST_ACK] = "LAST_ACK", + [TCPS_FIN_WAIT_2] = "FIN_WAIT_2", + [TCPS_TIME_WAIT] = "TIME_WAIT", + }; + struct in_addr dst_addr; + struct sockaddr_in src; + socklen_t src_len; + uint16_t dst_port; + struct socket *so; + const char *state; + char buf[20]; + int n; + + monitor_printf(mon, " Protocol[State] FD Source Address Port " + "Dest. Address Port RecvQ SendQ\n"); + + for (so = tcb.so_next; so != &tcb; so = so->so_next) { + if (so->so_state & SS_HOSTFWD) { + state = "HOST_FORWARD"; + } else if (so->so_tcpcb) { + state = tcpstates[so->so_tcpcb->t_state]; + } else { + state = "NONE"; + } + if (so->so_state & (SS_HOSTFWD | SS_INCOMING)) { + src_len = sizeof(src); + getsockname(so->s, (struct sockaddr *)&src, &src_len); + dst_addr = so->so_laddr; + dst_port = so->so_lport; + } else { + src.sin_addr = so->so_laddr; + src.sin_port = so->so_lport; + dst_addr = so->so_faddr; + dst_port = so->so_fport; + } + n = snprintf(buf, sizeof(buf), " TCP[%s]", state); + memset(&buf[n], ' ', 19 - n); + buf[19] = 0; + monitor_printf(mon, "%s %3d %15s %5d ", buf, so->s, + src.sin_addr.s_addr ? inet_ntoa(src.sin_addr) : "*", + ntohs(src.sin_port)); + monitor_printf(mon, "%15s %5d %5d %5d\n", + inet_ntoa(dst_addr), ntohs(dst_port), + so->so_rcv.sb_cc, so->so_snd.sb_cc); + } + + for (so = udb.so_next; so != &udb; so = so->so_next) { + if (so->so_state & SS_HOSTFWD) { + n = snprintf(buf, sizeof(buf), " UDP[HOST_FORWARD]"); + src_len = sizeof(src); + getsockname(so->s, (struct sockaddr *)&src, &src_len); + dst_addr = so->so_laddr; + dst_port = so->so_lport; + } else { + n = snprintf(buf, sizeof(buf), " UDP[%d sec]", + (so->so_expire - curtime) / 1000); + src.sin_addr = so->so_laddr; + src.sin_port = so->so_lport; + dst_addr = so->so_faddr; + dst_port = so->so_fport; + } + memset(&buf[n], ' ', 19 - n); + buf[19] = 0; + monitor_printf(mon, "%s %3d %15s %5d ", buf, so->s, + src.sin_addr.s_addr ? inet_ntoa(src.sin_addr) : "*", + ntohs(src.sin_port)); + monitor_printf(mon, "%15s %5d %5d %5d\n", + inet_ntoa(dst_addr), ntohs(dst_port), + so->so_rcv.sb_cc, so->so_snd.sb_cc); + } +} |