diff options
Diffstat (limited to 'lib/libncp/ncpl_net.c')
| -rw-r--r-- | lib/libncp/ncpl_net.c | 150 |
1 files changed, 150 insertions, 0 deletions
diff --git a/lib/libncp/ncpl_net.c b/lib/libncp/ncpl_net.c new file mode 100644 index 0000000..da21b66 --- /dev/null +++ b/lib/libncp/ncpl_net.c @@ -0,0 +1,150 @@ +/* + * Copyright (c) 1999, Boris Popov + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Boris Popov. + * 4. Neither the name of the author nor the names of any co-contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#include <sys/param.h> +#include <sys/types.h> +#include <sys/socket.h> +#include <sys/errno.h> +#include <sys/syscall.h> +#include <ctype.h> +#include <netinet/in.h> +#include <netipx/ipx.h> +#include <netdb.h> +#include <string.h> +#include <stdio.h> +#include <unistd.h> + +#include "ipxsap.h" +#include <netncp/ncp_lib.h> +#include "ncp_mod.h" + +static int ncp_find_server_in(struct ncp_conn_loginfo *li, int type, char *server_name); + +static int +ncp_find_server_ipx(struct ncp_conn_loginfo *li, int type) { + char server[NCP_BINDERY_NAME_LEN + 1]; + int error; + char nearest[NCP_BINDERY_NAME_LEN + 1]; + struct nw_property prop; + struct ipx_addr *n_addr = (struct ipx_addr *) ∝ +/* struct ncp_conn_loginfo ltmp;*/ + int connid; + + bzero(server, sizeof(server)); + bzero(nearest, sizeof(nearest)); + + strcpy(server, li->server); + ncp_str_upper(server); + + if ((error = sap_find_nearest(type, &li->ipxaddr, nearest)) != 0) { + return error; + } + /* if no server specified return info about nearest */ + if (!li->server[0]) { + strcpy(li->server, nearest); + return 0; + } +/* printf("%s\n",ipx_ntoa(li->ipxaddr.sipx_addr));*/ + if (strcmp(server, nearest) == 0) { + return 0; + } + /* We have to ask the nearest server for our wanted server */ + li->opt=0; + if ((error = ncp_connect(li, &connid)) != 0) { + return error; + } + if (ncp_read_property_value(connid, type, server, 1, "NET_ADDRESS", &prop) != 0) { + ncp_disconnect(connid); + return EHOSTUNREACH; + } + if ((error = ncp_disconnect(connid)) != 0) { + return error; + } + li->ipxaddr.sipx_family = AF_IPX; + li->ipxaddr.sipx_addr.x_net = n_addr->x_net; + li->ipxaddr.sipx_port = n_addr->x_port; + li->ipxaddr.sipx_addr.x_host = n_addr->x_host; + return 0; +} + +static int +ncp_find_server_in(struct ncp_conn_loginfo *li, int type, char *server_name) { + struct hostent* h; + int l; + + h = gethostbyname(server_name); + if (!h) { + fprintf(stderr, "Get host address `%s': ", server_name); + herror(NULL); + return 1; + } + if (h->h_addrtype != AF_INET) { + fprintf(stderr, "Get host address `%s': Not AF_INET\n", server_name); + return 1; + } + if (h->h_length != 4) { + fprintf(stderr, "Get host address `%s': Bad address length\n", server_name); + return 1; + } + l = sizeof(struct sockaddr_in); + bzero(&li->inaddr, l); + li->inaddr.sin_len = l; + li->inaddr.sin_family = h->h_addrtype; + memcpy(&li->inaddr.sin_addr.s_addr, h->h_addr, 4); + li->inaddr.sin_port = htons(524); /* ncp */ + return 0; +} + +int +ncp_find_server(struct ncp_conn_loginfo *li, int type, int af, char *name) { + int error = EHOSTUNREACH; + + switch(af) { + case AF_IPX: + error = ncp_find_server_ipx(li, type); + break; + case AF_INET: + if (name) + error = ncp_find_server_in(li, type, name); + break; + default: + error = EPROTONOSUPPORT; + } + return error; +} + +int +ncp_find_fileserver(struct ncp_conn_loginfo *li, int af, char *name) { + return ncp_find_server(li, NCP_BINDERY_FSERVER, af, name); +} |
