break out common function; add gssmaestro (that only tests one context for now)
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@17780 ec53bebd-3082-4978-b11e-865c3cabbd6b
This commit is contained in:
Love Hörnquist Åstrand
236
appl/gssmask/gssmaestro.c
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236
appl/gssmask/gssmaestro.c
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/*
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* Copyright (c) 2006 Kungliga Tekniska H<>gskolan
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* (Royal Institute of Technology, Stockholm, Sweden).
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* 3. Neither the name of KTH nor the names of its contributors may be
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* used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY KTH AND ITS CONTRIBUTORS ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL KTH OR ITS CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <common.h>
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RCSID("$Id$");
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/*
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*
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*/
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struct client {
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char *name;
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krb5_storage *sock;
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};
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#if 0
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static struct client *clients;
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static int num_clients;
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#endif
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static struct client *
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connect_client(const char *name)
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{
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struct client *c = ecalloc(1, sizeof(*c));
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struct addrinfo hints, *res0, *res;
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int ret, fd;
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c->name = estrdup(name);
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memset(&hints, 0, sizeof(hints));
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hints.ai_family = PF_UNSPEC;
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hints.ai_socktype = SOCK_STREAM;
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ret = getaddrinfo(name, "4711", &hints, &res0);
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if (ret)
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errx(1, "error resolving %s", name);
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for (res = res0, fd = -1; res; res = res->ai_next) {
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fd = socket(res->ai_family, res->ai_socktype, res->ai_protocol);
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if (fd < 0)
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continue;
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if (connect(fd, res->ai_addr, res->ai_addrlen) < 0) {
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close(fd);
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fd = -1;
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continue;
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}
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break; /* okay we got one */
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}
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if (fd < 0)
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err(1, "connect to host: %s", name);
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freeaddrinfo(res);
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c->sock = krb5_storage_from_fd(fd);
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close(fd);
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if (c->sock == NULL)
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errx(1, "krb5_storage_from_fd");
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return c;
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}
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static int
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init_sec_context(struct client *client,
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int32_t *hContext, int32_t *hCred,
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int32_t flags,
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const char *targetname,
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const krb5_data *itoken, krb5_data *otoken)
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{
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int32_t val;
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krb5_data_zero(otoken);
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put32(client, eInitContext);
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put32(client, *hContext);
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put32(client, *hCred);
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put32(client, flags);
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putstring(client, targetname);
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putdata(client, *itoken);
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ret32(client, *hContext);
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ret32(client, val);
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retdata(client, *otoken);
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return val;
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}
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static int
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accept_sec_context(struct client *client,
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int32_t *hContext,
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const krb5_data *itoken,
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krb5_data *otoken,
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int32_t *hDelegCred)
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{
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int32_t val;
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krb5_data_zero(otoken);
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put32(client, eAcceptContext);
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put32(client, *hContext);
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put32(client, 0);
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putdata(client, *itoken);
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ret32(client, *hContext);
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ret32(client, val);
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retdata(client, *otoken);
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ret32(client, *hDelegCred);
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return val;
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}
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static int
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acquire_cred(struct client *client,
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const char *username,
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const char *password,
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int32_t flags,
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int32_t *hCred)
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{
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int32_t val;
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put32(client, eAcquireCreds);
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putstring(client, username);
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putstring(client, password);
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put32(client, flags);
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ret32(client, val);
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ret32(client, *hCred);
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return val;
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}
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static int
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toast_resource(struct client *client,
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int32_t hCred)
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{
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int32_t val;
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put32(client, eToastResource);
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put32(client, hCred);
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ret32(client, val);
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return val;
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}
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static int
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goodbye(struct client *client)
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{
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put32(client, eGoodBye);
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return GSMERR_OK;
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}
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static int version_flag;
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static int help_flag;
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struct getargs args[] = {
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{ "version", 0, arg_flag, &version_flag, "Print version",
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NULL },
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{ "help", 0, arg_flag, &help_flag, NULL,
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NULL }
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};
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static void
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usage(int ret)
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{
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arg_printusage (args,
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sizeof(args) / sizeof(args[0]),
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NULL,
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"");
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exit (ret);
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}
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int
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main(int argc, char **argv)
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{
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int optidx= 0;
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setprogname (argv[0]);
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if (getarg (args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
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usage (1);
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if (help_flag)
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usage (0);
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if (version_flag) {
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print_version (NULL);
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return 0;
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}
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if (optidx != argc)
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usage (1);
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{
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struct client *c;
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int32_t hCred, delegCred;
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int32_t clientC, serverC;
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const char *user = "lha/test@SU.SE";
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const char *target = "host/nutcracker.it.su.se@SU.SE";
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krb5_data itoken, otoken;
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krb5_data_zero(&itoken);
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c = connect_client("localhost");
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acquire_cred(c, user, "nothere", 1, &hCred);
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init_sec_context(c, &clientC, &hCred,
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GSS_C_DELEG_FLAG|GSS_C_MUTUAL_FLAG,
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target, &itoken, &otoken);
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accept_sec_context(c, &serverC, &otoken, &itoken, &delegCred);
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init_sec_context(c, &clientC, &hCred, GSS_C_DELEG_FLAG,
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target, &itoken, &otoken);
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toast_resource(c, clientC);
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toast_resource(c, serverC);
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toast_resource(c, hCred);
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if (delegCred)
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toast_resource(c, delegCred);
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goodbye(c);
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}
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printf("done\n");
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return 0;
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}
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