C++ (Cpp) slirp_add_hostfwd Examples

Example #1

File: sim_slirp.c Project: ST3ALth/simh

static int _do_redirects (Slirp *slirp, struct redir_tcp_udp *head)
{
struct in_addr host_addr;
int ret = 0;

host_addr.s_addr = htonl(INADDR_ANY);
if (head) {
    ret = _do_redirects (slirp, head->next);
    if (slirp_add_hostfwd (slirp, head->is_udp, host_addr, head->lport, head->inaddr, head->port) < 0) {
        sim_printf("Can't establish redirector for: redir %s   =%d:%s:%d\n", 
                   tcpudp[head->is_udp], head->lport, inet_ntoa(head->inaddr), head->port);
        ++ret;
        }
    }
return ret;
}

Example #2

File: netSemihost.c Project: jiangxilong/huawei_workspace

static void redirPort(Slirp *slirp, const char *p, const char *procName)
{
    do {
        Bool udp = False;
        char buf[256], *r;
        struct in_addr host_addr;
        struct in_addr guest_addr;
        int host_port, guest_port;

        memset(&host_addr, 0, sizeof(host_addr));
        host_addr.s_addr = INADDR_ANY;

        if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
            redirStringError("expected tcp: or udp:");

        if (!strcmp(buf, "tcp")) {
            udp = 0;
        } else if (!strcmp(buf, "udp")) {
            udp = 1;
        } else {
            vmiMessage("F", PREFIX,  "expected tcp: or udp:");
        }

        if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
            redirStringError("expected host port number");

        host_port = strtol(buf, &r, 0);
        if (r == buf)
            redirStringError("expected host port number");

        if (get_str_sep(buf, sizeof(buf), &p, ':') < 0)
            redirStringError("expected guest ip address");

        if (buf[0] == '\0') {
            strcpy(buf, "10.0.2.15");
        } else {
            if (!inet_aton(buf, &guest_addr))
                redirStringError("expected guest ip address");
        }
        guest_port = strtol(p, &r, 0);
        if (r == p)
            redirStringError("expected guest port number");

        Uns32 actualHostPort = 0;

        int res = slirp_add_hostfwd(
            slirp,
            udp,
            host_addr,
            host_port,
            guest_addr,
            guest_port,
            &actualHostPort
        );

        if (res >= 0) {
            vmiMessage("I", PREFIX,
                "%s Listening on host %s port:%d. Redirecting to guest port:%d",
                procName,
                udp ? "udp" : "tcp",
                // host_port,
                actualHostPort,
                guest_port
            );
        } else {
            vmiMessage("W", PREFIX,  "Failed to set up redirection on port %d", guest_port);
        }
        p = r;
        if(*p != ',')
            break;
        p++;
    } while (1);
}