int
nb_ctx_resolve(struct nb_ctx *ctx)
{
struct sockaddr *sap;
int error;
ctx->nb_flags &= ~NBCF_RESOLVED;
if (ctx->nb_nsname == NULL) {
ctx->nb_ns.sin_addr.s_addr = htonl(INADDR_BROADCAST);
} else {
error = nb_resolvehost_in(ctx->nb_nsname, &sap);
if (error) {
smb_error("can't resolve %s", error, ctx->nb_nsname);
return error;
}
if (sap->sa_family != AF_INET) {
smb_error("unsupported address family %d", 0,
sap->sa_family);
free(sap);
return EINVAL;
}
bcopy(sap, &ctx->nb_ns, sizeof(ctx->nb_ns));
free(sap);
}
ctx->nb_ns.sin_port = htons(137);
ctx->nb_ns.sin_family = AF_INET;
ctx->nb_ns.sin_len = sizeof(ctx->nb_ns);
ctx->nb_flags |= NBCF_RESOLVED;
return 0;
}
/*
* Verify context before connect operation(s),
* lookup specified server and try to fill all forgotten fields.
*/
int
smb_ctx_resolve(struct smb_ctx *ctx)
{
struct smbioc_ossn *ssn = &ctx->ct_ssn;
struct smbioc_oshare *sh = &ctx->ct_sh;
struct nb_name nn;
struct sockaddr *sap;
struct sockaddr_nb *salocal, *saserver;
char *cp;
u_char cstbl[256];
u_int i;
int error = 0;
ctx->ct_flags &= ~SMBCF_RESOLVED;
if (ssn->ioc_srvname[0] == 0) {
smb_error("no server name specified", 0);
return EINVAL;
}
if (ssn->ioc_user[0] == 0) {
smb_error("no user name specified for server %s",
0, ssn->ioc_srvname);
return EINVAL;
}
if (ctx->ct_minlevel >= SMBL_SHARE && sh->ioc_share[0] == 0) {
smb_error("no share name specified for %s@%s",
0, ssn->ioc_user, ssn->ioc_srvname);
return EINVAL;
}
error = nb_ctx_resolve(ctx->ct_nb);
if (error)
return error;
if (ssn->ioc_localcs[0] == 0)
strcpy(ssn->ioc_localcs, "default"); /* XXX: locale name ? */
error = smb_addiconvtbl("tolower", ssn->ioc_localcs, nls_lower);
if (error)
return error;
error = smb_addiconvtbl("toupper", ssn->ioc_localcs, nls_upper);
if (error)
return error;
if (ssn->ioc_servercs[0] != 0) {
for(i = 0; i < sizeof(cstbl); i++)
cstbl[i] = i;
nls_mem_toext(cstbl, cstbl, sizeof(cstbl));
error = smb_addiconvtbl(ssn->ioc_servercs, ssn->ioc_localcs, cstbl);
if (error)
return error;
for(i = 0; i < sizeof(cstbl); i++)
cstbl[i] = i;
nls_mem_toloc(cstbl, cstbl, sizeof(cstbl));
error = smb_addiconvtbl(ssn->ioc_localcs, ssn->ioc_servercs, cstbl);
if (error)
return error;
}
if (ctx->ct_srvaddr) {
error = nb_resolvehost_in(ctx->ct_srvaddr, &sap);
} else {
error = nbns_resolvename(ssn->ioc_srvname, ctx->ct_nb, &sap);
}
if (error) {
smb_error("can't get server address", error);
return error;
}
nn.nn_scope = ctx->ct_nb->nb_scope;
nn.nn_type = NBT_SERVER;
strcpy(nn.nn_name, ssn->ioc_srvname);
error = nb_sockaddr(sap, &nn, &saserver);
nb_snbfree(sap);
if (error) {
smb_error("can't allocate server address", error);
return error;
}
ssn->ioc_server = (struct sockaddr*)saserver;
if (ctx->ct_locname[0] == 0) {
error = nb_getlocalname(ctx->ct_locname);
if (error) {
smb_error("can't get local name", error);
return error;
}
nls_str_upper(ctx->ct_locname, ctx->ct_locname);
}
strcpy(nn.nn_name, ctx->ct_locname);
nn.nn_type = NBT_WKSTA;
nn.nn_scope = ctx->ct_nb->nb_scope;
error = nb_sockaddr(NULL, &nn, &salocal);
if (error) {
nb_snbfree((struct sockaddr*)saserver);
smb_error("can't allocate local address", error);
return error;
}
ssn->ioc_local = (struct sockaddr*)salocal;
ssn->ioc_lolen = salocal->snb_len;
ssn->ioc_svlen = saserver->snb_len;
if (ssn->ioc_password[0] == 0 && (ctx->ct_flags & SMBCF_NOPWD) == 0) {
cp = getpass("Password:");
error = smb_ctx_setpassword(ctx, cp);
if (error)
return error;
}
ctx->ct_flags |= SMBCF_RESOLVED;
return 0;
}
