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Diffstat (limited to 'third_party/heimdal/admin/ktutil.c')
| -rw-r--r-- | third_party/heimdal/admin/ktutil.c | 177 |
1 files changed, 177 insertions, 0 deletions
diff --git a/third_party/heimdal/admin/ktutil.c b/third_party/heimdal/admin/ktutil.c new file mode 100644 index 0000000..27d0d58 --- /dev/null +++ b/third_party/heimdal/admin/ktutil.c @@ -0,0 +1,177 @@ +/* + * Copyright (c) 1997-2004 Kungliga Tekniska Högskolan + * (Royal Institute of Technology, Stockholm, Sweden). + * 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. Neither the name of the Institute nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE 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 INSTITUTE 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. + */ + +#include "ktutil_locl.h" +#include <err.h> + +RCSID("$Id$"); + +static int help_flag; +static int version_flag; +int verbose_flag; +char *keytab_string; +static char keytab_buf[256]; + +static struct getargs args[] = { + { + "version", + 0, + arg_flag, + &version_flag, + NULL, + NULL + }, + { + "help", + 'h', + arg_flag, + &help_flag, + NULL, + NULL + }, + { + "keytab", + 'k', + arg_string, + &keytab_string, + "keytab", + "keytab to operate on" + }, + { + "verbose", + 'v', + arg_flag, + &verbose_flag, + "verbose", + "run verbosely" + } +}; + +static int num_args = sizeof(args) / sizeof(args[0]); + +krb5_context context; + +krb5_keytab +ktutil_open_keytab(void) +{ + krb5_error_code ret; + krb5_keytab keytab; + if (keytab_string == NULL) { + ret = krb5_kt_default_name (context, keytab_buf, sizeof(keytab_buf)); + if (ret) { + krb5_warn(context, ret, "krb5_kt_default_name"); + return NULL; + } + keytab_string = keytab_buf; + } + ret = krb5_kt_resolve(context, keytab_string, &keytab); + if (ret) { + krb5_warn(context, ret, "resolving keytab %s", keytab_string); + return NULL; + } + if (verbose_flag) + fprintf (stderr, "Using keytab %s\n", keytab_string); + + return keytab; +} + +int +help(void *opt, int argc, char **argv) +{ + if(argc == 0) { + sl_help(commands, 1, argv - 1 /* XXX */); + } else { + SL_cmd *c = sl_match (commands, argv[0], 0); + if(c == NULL) { + fprintf (stderr, "No such command: %s. " + "Try \"help\" for a list of commands\n", + argv[0]); + } else { + if(c->func) { + char shelp[] = "--help"; + char *fake[3]; + fake[0] = argv[0]; + fake[1] = shelp; + fake[2] = NULL; + (*c->func)(2, fake); + fprintf(stderr, "\n"); + } + if(c->help && *c->help) + fprintf (stderr, "%s\n", c->help); + if((++c)->name && c->func == NULL) { + int f = 0; + fprintf (stderr, "Synonyms:"); + while (c->name && c->func == NULL) { + fprintf (stderr, "%s%s", f ? ", " : " ", (c++)->name); + f = 1; + } + fprintf (stderr, "\n"); + } + } + } + return 0; +} + +static void +usage(int status) +{ + arg_printusage(args, num_args, NULL, "command"); + exit(status); +} + +int +main(int argc, char **argv) +{ + int optidx = 0; + krb5_error_code ret; + setprogname(argv[0]); + ret = krb5_init_context(&context); + if (ret) + errx (1, "krb5_init_context failed: %d", ret); + if(getarg(args, num_args, argc, argv, &optidx)) + usage(1); + if(help_flag) + usage(0); + if(version_flag) { + print_version(NULL); + exit(0); + } + argc -= optidx; + argv += optidx; + if(argc == 0) + usage(1); + ret = sl_command(commands, argc, argv); + if(ret == -1) + krb5_warnx (context, "unrecognized command: %s", argv[0]); + return ret; +} |