Adding upstream version 2:4.20.0+dfsg.upstream/2%4.20.0+dfsg

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 795 insertions, 0 deletions

diff --git a/third_party/heimdal/lib/krb5/verify_krb5_conf.c b/third_party/heimdal/lib/krb5/verify_krb5_conf.c
new file mode 100644
index 0000000..c258a2b
--- /dev/null
+++ b/third_party/heimdal/lib/krb5/verify_krb5_conf.c
@@ -0,0 +1,795 @@
+/*
+ * Copyright (c) 1999 - 2005 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 "krb5_locl.h"
+#include <getarg.h>
+#include <parse_bytes.h>
+#include <err.h>
+
+/* verify krb5.conf */
+static int dumpconfig_flag = 0;
+static int version_flag = 0;
+static int help_flag	= 0;
+static int warn_mit_syntax_flag = 0;
+
+static struct getargs args[] = {
+    {"dumpconfig", 0,      arg_flag,       &dumpconfig_flag,
+     "show the parsed config files", NULL },
+    {"warn-mit-syntax", 0, arg_flag,       &warn_mit_syntax_flag,
+     "show the parsed config files", NULL },
+    {"version",	0,	arg_flag,	&version_flag,
+     "print version", NULL },
+    {"help",	0,	arg_flag,	&help_flag,
+     NULL, NULL }
+};
+
+static void
+usage (int ret)
+{
+    arg_printusage (args,
+		    sizeof(args)/sizeof(*args),
+		    NULL,
+		    "[config-file]");
+    exit (ret);
+}
+
+static int
+check_bytes(krb5_context context, const char *path, char *data)
+{
+    if(parse_bytes(data, NULL) == -1) {
+	krb5_warnx(context, "%s: failed to parse \"%s\" as size", path, data);
+	return 1;
+    }
+    return 0;
+}
+
+static int
+check_time(krb5_context context, const char *path, char *data)
+{
+    if(parse_time(data, NULL) == -1) {
+	krb5_warnx(context, "%s: failed to parse \"%s\" as time", path, data);
+	return 1;
+    }
+    return 0;
+}
+
+static int
+check_numeric(krb5_context context, const char *path, char *data)
+{
+    long v;
+    char *end;
+    v = strtol(data, &end, 0);
+
+    if ((v == LONG_MIN || v == LONG_MAX) && errno != 0) {
+	krb5_warnx(context, "%s: over/under flow for \"%s\"",
+		   path, data);
+	return 1;
+    }
+    if(*end != '\0') {
+	krb5_warnx(context, "%s: failed to parse \"%s\" as a number",
+		   path, data);
+	return 1;
+    }
+    return 0;
+}
+
+static int
+check_boolean(krb5_context context, const char *path, char *data)
+{
+    long int v;
+    char *end;
+    if(strcasecmp(data, "yes") == 0 ||
+       strcasecmp(data, "true") == 0 ||
+       strcasecmp(data, "no") == 0 ||
+       strcasecmp(data, "false") == 0)
+	return 0;
+    v = strtol(data, &end, 0);
+    if(*end != '\0') {
+	krb5_warnx(context, "%s: failed to parse \"%s\" as a boolean",
+		   path, data);
+	return 1;
+    }
+    if(v != 0 && v != 1)
+	krb5_warnx(context, "%s: numeric value \"%s\" is treated as \"true\"",
+		   path, data);
+    return 0;
+}
+
+static int
+check_524(krb5_context context, const char *path, char *data)
+{
+    if(strcasecmp(data, "yes") == 0 ||
+       strcasecmp(data, "no") == 0 ||
+       strcasecmp(data, "2b") == 0 ||
+       strcasecmp(data, "local") == 0)
+	return 0;
+
+    krb5_warnx(context, "%s: didn't contain a valid option `%s'",
+	       path, data);
+    return 1;
+}
+
+static int
+check_host(krb5_context context, const char *path, char *data)
+{
+    int ret;
+    char hostname[128];
+    const char *p = data;
+    struct addrinfo hints;
+    char service[32];
+    int defport;
+    struct addrinfo *ai;
+
+    hints.ai_flags = 0;
+    hints.ai_family = PF_UNSPEC;
+    hints.ai_socktype = 0;
+    hints.ai_protocol = 0;
+
+    hints.ai_addrlen = 0;
+    hints.ai_canonname = NULL;
+    hints.ai_addr = NULL;
+    hints.ai_next = NULL;
+
+    /* XXX data could be a list of hosts that this code can't handle */
+    /* XXX copied from krbhst.c */
+    if (strncmp(p, "http://", 7) == 0){
+        p += 7;
+	hints.ai_socktype = SOCK_STREAM;
+	strlcpy(service, "http", sizeof(service));
+	defport = 80;
+    } else if (strncmp(p, "http/", 5) == 0) {
+        p += 5;
+	hints.ai_socktype = SOCK_STREAM;
+	strlcpy(service, "http", sizeof(service));
+	defport = 80;
+    } else if (strncmp(p, "tcp/", 4) == 0){
+        p += 4;
+	hints.ai_socktype = SOCK_STREAM;
+	strlcpy(service, "kerberos", sizeof(service));
+	defport = 88;
+    } else if (strncmp(p, "udp/", 4) == 0) {
+        p += 4;
+	hints.ai_socktype = SOCK_DGRAM;
+	strlcpy(service, "kerberos", sizeof(service));
+	defport = 88;
+    } else {
+	hints.ai_socktype = SOCK_DGRAM;
+	strlcpy(service, "kerberos", sizeof(service));
+	defport = 88;
+    }
+    if (strsep_copy(&p, ":", hostname, sizeof(hostname)) < 0) {
+	return 1;
+    }
+    hostname[strcspn(hostname, "/")] = '\0';
+    if (p != NULL) {
+	char *end;
+	int tmp = strtol(p, &end, 0);
+	if (end == p) {
+	    krb5_warnx(context, "%s: failed to parse port number in %s",
+		       path, data);
+	    return 1;
+	}
+	defport = tmp;
+	snprintf(service, sizeof(service), "%u", defport);
+    }
+    ret = getaddrinfo(hostname, service, &hints, &ai);
+    if (ret == EAI_SERVICE && !isdigit((unsigned char)service[0])) {
+	snprintf(service, sizeof(service), "%u", defport);
+	ret = getaddrinfo(hostname, service, &hints, &ai);
+    }
+    if (ret != 0) {
+	krb5_warnx(context, "%s: %s (%s)", path, gai_strerror(ret), hostname);
+	return 1;
+    }
+    freeaddrinfo(ai);
+    return 0;
+}
+
+static int
+check_directory(krb5_context context, const char *path, char *data)
+{
+    DIR *d = opendir(data);
+    if (d == NULL) {
+	krb5_warn(context, errno, "%s: could not open directory `%s'",
+		  path, data);
+	return 1;
+    }
+
+    closedir(d);
+    return 0;
+}
+
+static int
+mit_entry(krb5_context context, const char *path, char *data)
+{
+    if (warn_mit_syntax_flag)
+	krb5_warnx(context, "%s is only used by MIT Kerberos", path);
+    return 0;
+}
+
+struct s2i {
+    const char *s;
+    int val;
+};
+
+#define L(X) { #X, LOG_ ## X }
+
+static struct s2i syslogvals[] = {
+    /* severity */
+    L(EMERG),
+    L(ALERT),
+    L(CRIT),
+    L(ERR),
+    L(WARNING),
+    L(NOTICE),
+    L(INFO),
+    L(DEBUG),
+    /* facility */
+    L(AUTH),
+#ifdef LOG_AUTHPRIV
+    L(AUTHPRIV),
+#endif
+#ifdef LOG_CRON
+    L(CRON),
+#endif
+    L(DAEMON),
+#ifdef LOG_FTP
+    L(FTP),
+#endif
+    L(KERN),
+    L(LPR),
+    L(MAIL),
+#ifdef LOG_NEWS
+    L(NEWS),
+#endif
+    L(SYSLOG),
+    L(USER),
+#ifdef LOG_UUCP
+    L(UUCP),
+#endif
+    L(LOCAL0),
+    L(LOCAL1),
+    L(LOCAL2),
+    L(LOCAL3),
+    L(LOCAL4),
+    L(LOCAL5),
+    L(LOCAL6),
+    L(LOCAL7),
+    { NULL, -1 }
+};
+
+static int
+find_value(const char *s, struct s2i *table)
+{
+    while (table->s && strcasecmp(table->s, s) != 0)
+	table++;
+    return table->val;
+}
+
+static int
+check_log(krb5_context context, const char *path, char *data)
+{
+    /* XXX sync with log.c */
+    int min = 0, max = -1, n;
+    char c;
+    const char *p = data;
+#ifdef _WIN32
+    const char *q;
+#endif
+
+    n = sscanf(p, "%d%c%d/", &min, &c, &max);
+    if(n == 2){
+	if(ISPATHSEP(c)) {
+	    if(min < 0){
+		max = -min;
+		min = 0;
+	    }else{
+		max = min;
+	    }
+	}
+    }
+    if(n){
+#ifdef _WIN32
+	q = strrchr(p, '\\');
+	if (q != NULL)
+	    p = q;
+	else
+#endif
+	p = strchr(p, '/');
+	if(p == NULL) {
+	    krb5_warnx(context, "%s: failed to parse \"%s\"", path, data);
+	    return 1;
+	}
+	p++;
+    }
+    if(strcmp(p, "STDERR") == 0 ||
+       strcmp(p, "CONSOLE") == 0 ||
+       (strncmp(p, "FILE", 4) == 0 && (p[4] == ':' || p[4] == '=')) ||
+       (strncmp(p, "DEVICE", 6) == 0 && p[6] == '='))
+	return 0;
+    if(strncmp(p, "SYSLOG", 6) == 0){
+	int ret = 0;
+	char severity[128] = "";
+	char facility[128] = "";
+	p += 6;
+	if(*p != '\0')
+	    p++;
+	if(strsep_copy(&p, ":", severity, sizeof(severity)) != -1)
+	    strsep_copy(&p, ":", facility, sizeof(facility));
+	if(*severity == '\0')
+	    strlcpy(severity, "ERR", sizeof(severity));
+ 	if(*facility == '\0')
+	    strlcpy(facility, "AUTH", sizeof(facility));
+	if(find_value(facility, syslogvals) == -1) {
+	    krb5_warnx(context, "%s: unknown syslog facility \"%s\"",
+		       path, facility);
+	    ret++;
+	}
+	if(find_value(severity, syslogvals) == -1) {
+	    krb5_warnx(context, "%s: unknown syslog severity \"%s\"",
+		       path, severity);
+	    ret++;
+	}
+	return ret;
+    }else{
+	krb5_warnx(context, "%s: unknown log type: \"%s\"", path, data);
+	return 1;
+    }
+}
+
+typedef int (*check_func_t)(krb5_context, const char*, char*);
+struct entry {
+    const char *name;
+    int type;
+    void *check_data;
+    int deprecated;
+};
+
+struct entry all_strings[] = {
+    { "", krb5_config_string, NULL, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry all_boolean[] = {
+    { "", krb5_config_string, check_boolean, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+
+struct entry v4_name_convert_entries[] = {
+    { "host", krb5_config_list, all_strings, 0 },
+    { "plain", krb5_config_list, all_strings, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry libdefaults_entries[] = {
+    { "accept_null_addresses", krb5_config_string, check_boolean, 0 },
+    { "allow_weak_crypto", krb5_config_string, check_boolean, 0 },
+    { "capath", krb5_config_list, all_strings, 1 },
+    { "ccapi_library", krb5_config_string, NULL, 0 },
+    { "check_pac", krb5_config_string, check_boolean, 0 },
+    { "check-rd-req-server", krb5_config_string, check_boolean, 0 },
+    { "clockskew", krb5_config_string, check_time, 0 },
+    { "date_format", krb5_config_string, NULL, 0 },
+    { "default_as_etypes", krb5_config_string, NULL, 0 },
+    { "default_ccache_name", krb5_config_string, NULL, 0 },
+    { "default_client_keytab_name", krb5_config_string, NULL, 0 },
+    { "default_cc_name", krb5_config_string, NULL, 0 },
+    { "default_cc_type", krb5_config_string, NULL, 0 },
+    { "default_cc_collection", krb5_config_string, NULL, 0 },
+    { "default_etypes", krb5_config_string, NULL, 0 },
+    { "default_etypes_des", krb5_config_string, NULL, 0 },
+    { "default_keytab_modify_name", krb5_config_string, NULL, 0 },
+    { "default_keytab_name", krb5_config_string, NULL, 0 },
+    { "default_keytab_modify_name", krb5_config_string, NULL, 0 },
+    { "default_realm", krb5_config_string, NULL, 0 },
+    { "default_tgs_etypes", krb5_config_string, NULL, 0 },
+    { "dns_canonicalize_hostname", krb5_config_string, check_boolean, 0 },
+    { "dns_proxy", krb5_config_string, NULL, 0 },
+    { "dns_lookup_kdc", krb5_config_string, check_boolean, 0 },
+    { "dns_lookup_realm", krb5_config_string, check_boolean, 0 },
+    { "dns_lookup_realm_labels", krb5_config_string, NULL, 0 },
+    { "egd_socket", krb5_config_string, NULL, 0 },
+    { "encrypt", krb5_config_string, check_boolean, 0 },
+    { "extra_addresses", krb5_config_string, NULL, 0 },
+    { "fcache_version", krb5_config_string, check_numeric, 0 },
+    { "fcache_strict_checking", krb5_config_string, check_boolean, 0 },
+    { "fcc-mit-ticketflags", krb5_config_string, check_boolean, 0 },
+    { "forward", krb5_config_string, check_boolean, 0 },
+    { "forwardable", krb5_config_string, check_boolean, 0 },
+    { "allow_hierarchical_capaths", krb5_config_string, check_boolean, 0 },
+    { "host_timeout", krb5_config_string, check_time, 0 },
+    { "http_proxy", krb5_config_string, check_host /* XXX */, 0 },
+    { "ignore_addresses", krb5_config_string, NULL, 0 },
+    { "k5login_authoritative", krb5_config_string, check_boolean, 0 },
+    { "k5login_directory", krb5_config_string, NULL, 0 },
+    { "kdc_timeout", krb5_config_string, check_time, 0 },
+    { "kdc_timesync", krb5_config_string, check_boolean, 0 },
+    { "kuserok", krb5_config_string, NULL, 0 },
+    { "large_message_size", krb5_config_string, check_numeric, 0 },
+    { "log_utc", krb5_config_string, check_boolean, 0 },
+    { "max_retries", krb5_config_string, check_numeric, 0 },
+    { "maximum_message_size", krb5_config_string, check_numeric, 0 },
+    { "moduli", krb5_config_string, NULL, 0 },
+    { "name_canon_rules", krb5_config_string, NULL, 0 },
+    { "no-addresses", krb5_config_string, check_boolean, 0 },
+    { "pkinit_dh_min_bits", krb5_config_string, NULL, 0 },
+    { "plugin_dir", krb5_config_string, check_directory, 0 },
+    { "proxiable", krb5_config_string, check_boolean, 0 },
+    { "renew_lifetime", krb5_config_string, check_time, 0 },
+    { "scan_interfaces", krb5_config_string, check_boolean, 0 },
+    { "srv_lookup", krb5_config_string, check_boolean, 0 },
+    { "srv_try_txt", krb5_config_string, check_boolean, 0 },
+    { "ticket_lifetime", krb5_config_string, check_time, 0 },
+    { "time_format", krb5_config_string, NULL, 0 },
+    { "transited_realms_reject", krb5_config_string, NULL, 0 },
+    { "use_fallback", krb5_config_string, check_boolean, 0 },
+    { "v4_instance_resolve", krb5_config_string, check_boolean, 0 },
+    { "v4_name_convert", krb5_config_list, v4_name_convert_entries, 0 },
+    { "verify_ap_req_nofail", krb5_config_string, check_boolean, 0 },
+    { "warn_pwexpire", krb5_config_string, check_time, 0 },
+
+    /* MIT stuff */
+    { "permitted_enctypes", krb5_config_string, mit_entry, 0 },
+    { "default_tgs_enctypes", krb5_config_string, mit_entry, 0 },
+    { "default_tkt_enctypes", krb5_config_string, mit_entry, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry appdefaults_entries[] = {
+    { "afslog", krb5_config_string, check_boolean, 0 },
+    { "afs-use-524", krb5_config_string, check_524, 0 },
+#if 0
+    { "anonymous", krb5_config_string, check_boolean, 0 },
+#endif
+    { "encrypt", krb5_config_string, check_boolean, 0 },
+    { "forward", krb5_config_string, check_boolean, 0 },
+    { "forwardable", krb5_config_string, check_boolean, 0 },
+    { "krb4_get_tickets", krb5_config_string, check_boolean, 0 },
+    { "proxiable", krb5_config_string, check_boolean, 0 },
+    { "renew_lifetime", krb5_config_string, check_time, 0 },
+    { "no-addresses", krb5_config_string, check_boolean, 0 },
+    { "pkinit_anchors", krb5_config_string, NULL, 0 },
+    { "pkinit_pool", krb5_config_string, NULL, 0 },
+    { "pkinit_require_eku", krb5_config_string, NULL, 0 },
+    { "pkinit_require_hostname_match", krb5_config_string, NULL, 0 },
+    { "pkinit_require_krbtgt_otherName", krb5_config_string, NULL, 0 },
+    { "pkinit_revoke", krb5_config_string, NULL, 0 },
+    { "pkinit_trustedCertifiers", krb5_config_string, check_boolean, 0 },
+    { "pkinit_win2k", krb5_config_string, NULL, 0 },
+    { "pkinit_win2k_require_binding", krb5_config_string, NULL, 0 },
+    { "ticket_lifetime", krb5_config_string, check_time, 0 },
+    { "", krb5_config_list, appdefaults_entries, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry realms_entries[] = {
+    { "admin_server", krb5_config_string, check_host, 0 },
+    { "auth_to_local", krb5_config_string, NULL, 0 },
+    { "auth_to_local_names", krb5_config_string, NULL, 0 },
+    { "default_domain", krb5_config_string, NULL, 0 },
+    { "forwardable", krb5_config_string, check_boolean, 0 },
+    { "allow_hierarchical_capaths", krb5_config_string, check_boolean, 0 },
+    { "kdc", krb5_config_string, check_host, 0 },
+    { "kpasswd_server", krb5_config_string, check_host, 0 },
+    { "krb524_server", krb5_config_string, check_host, 0 },
+    { "kx509_ca", krb5_config_string, NULL, 0 },
+    { "kx509_include_pkinit_san", krb5_config_string, check_boolean, 0 },
+    { "name_canon_rules", krb5_config_string, NULL, 0 },
+    { "no-addresses", krb5_config_string, check_boolean, 0 },
+    { "pkinit_anchors", krb5_config_string, NULL, 0 },
+    { "pkinit_require_eku", krb5_config_string, NULL, 0 },
+    { "pkinit_require_hostname_match", krb5_config_string, NULL, 0 },
+    { "pkinit_require_krbtgt_otherName", krb5_config_string, NULL, 0 },
+    { "pkinit_trustedCertifiers", krb5_config_string, check_boolean, 0 },
+    { "pkinit_win2k", krb5_config_string, NULL, 0 },
+    { "pkinit_win2k_require_binding", krb5_config_string, NULL, 0 },
+    { "proxiable", krb5_config_string, check_boolean, 0 },
+    { "renew_lifetime", krb5_config_string, check_time, 0 },
+    { "require_initial_kca_tickets", krb5_config_string, check_boolean, 0 },
+    { "ticket_lifetime", krb5_config_string, check_time, 0 },
+    { "v4_domains", krb5_config_string, NULL, 0 },
+    { "v4_instance_convert", krb5_config_list, all_strings, 0 },
+    { "v4_name_convert", krb5_config_list, v4_name_convert_entries, 0 },
+    { "warn_pwexpire", krb5_config_string, check_time, 0 },
+    { "win2k_pkinit", krb5_config_string, NULL, 0 },
+
+    /* MIT stuff */
+    { "admin_keytab", krb5_config_string, mit_entry, 0 },
+    { "acl_file", krb5_config_string, mit_entry, 0 },
+    { "database_name", krb5_config_string, mit_entry, 0 },
+    { "default_principal_expiration", krb5_config_string, mit_entry, 0 },
+    { "default_principal_flags", krb5_config_string, mit_entry, 0 },
+    { "dict_file", krb5_config_string, mit_entry, 0 },
+    { "kadmind_port", krb5_config_string, mit_entry, 0 },
+    { "kpasswd_port", krb5_config_string, mit_entry, 0 },
+    { "master_kdc", krb5_config_string, mit_entry, 0 },
+    { "master_key_name", krb5_config_string, mit_entry, 0 },
+    { "master_key_type", krb5_config_string, mit_entry, 0 },
+    { "key_stash_file", krb5_config_string, mit_entry, 0 },
+    { "max_life", krb5_config_string, mit_entry, 0 },
+    { "max_renewable_life", krb5_config_string, mit_entry, 0 },
+    { "supported_enctypes", krb5_config_string, mit_entry, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry realms_foobar[] = {
+    { "", krb5_config_list, realms_entries, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+
+struct entry kdc_database_entries[] = {
+    { "acl_file", krb5_config_string, NULL, 0 },
+    { "dbname", krb5_config_string, NULL, 0 },
+    { "log_file", krb5_config_string, NULL, 0 },
+    { "mkey_file", krb5_config_string, NULL, 0 },
+    { "realm", krb5_config_string, NULL, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry kdc_entries[] = {
+    { "addresses", krb5_config_string, NULL, 0 },
+    { "allow-anonymous", krb5_config_string, check_boolean, 0 },
+    { "allow-null-ticket-addresses", krb5_config_string, check_boolean, 0 },
+    { "check-ticket-addresses", krb5_config_string, check_boolean, 0 },
+    { "database", krb5_config_list, kdc_database_entries, 0 },
+    { "detach", krb5_config_string, check_boolean, 0 },
+    { "digests_allowed", krb5_config_string, NULL, 0 },
+    { "disable-des", krb5_config_string, check_boolean, 0 },
+    { "enable-524", krb5_config_string, check_boolean, 0 },
+    { "enable-digest", krb5_config_string, check_boolean, 0 },
+    { "enable-kaserver", krb5_config_string, check_boolean, 1 },
+    { "enable-kerberos4", krb5_config_string, check_boolean, 1 },
+    { "enable-kx509", krb5_config_string, check_boolean, 0 },
+    { "enable-http", krb5_config_string, check_boolean, 0 },
+    { "enable-pkinit", krb5_config_string, check_boolean, 0 },
+    { "encode_as_rep_as_tgs_rep", krb5_config_string, check_boolean, 0 },
+    { "enforce-transited-policy", krb5_config_string, NULL, 1 },
+    { "hdb-ldap-create-base", krb5_config_string, NULL, 0 },
+    { "iprop-acl", krb5_config_string, NULL, 0 },
+    { "iprop-stats", krb5_config_string, NULL, 0 },
+    { "kdc-request-log", krb5_config_string, NULL, 0 },
+    { "kdc_warn_pwexpire", krb5_config_string, check_time, 0 },
+    { "key-file", krb5_config_string, NULL, 0 },
+    { "kx509_ca", krb5_config_string, NULL, 0 },
+    { "kx509_include_pkinit_san", krb5_config_string, check_boolean, 0 },
+    { "kx509_template", krb5_config_string, NULL, 0 },
+    { "logging", krb5_config_string, check_log, 0 },
+    { "max-kdc-datagram-reply-length", krb5_config_string, check_bytes, 0 },
+    { "max-request", krb5_config_string, check_bytes, 0 },
+    { "num-kdc-processes", krb5_config_string, check_numeric, 0 },
+    { "pkinit_allow_proxy_certificate", krb5_config_string, check_boolean, 0 },
+    { "pkinit_anchors", krb5_config_string, NULL, 0 },
+    { "pkinit_dh_min_bits", krb5_config_string, check_numeric, 0 },
+    { "pkinit_identity", krb5_config_string, NULL, 0 },
+    { "pkinit_kdc_friendly_name", krb5_config_string, NULL, 0 },
+    { "pkinit_kdc_ocsp", krb5_config_string, NULL, 0 },
+    { "pkinit_mappings_file", krb5_config_string, NULL, 0 },
+    { "pkinit_pool", krb5_config_string, NULL, 0 },
+    { "pkinit_principal_in_certificate", krb5_config_string, check_boolean, 0 },
+    { "pkinit_revoke", krb5_config_string, NULL, 0 },
+    { "pkinit_win2k_require_binding", krb5_config_string, check_boolean, 0 },
+    { "ports", krb5_config_string, NULL, 0 },
+    { "preauth-use-strongest-session-key", krb5_config_string, check_boolean, 0 },
+    { "require_initial_kca_tickets", krb5_config_string, check_boolean, 0 },
+    { "require-preauth", krb5_config_string, check_boolean, 0 },
+    { "strict-nametypes", krb5_config_string, check_boolean, 0 },
+    { "svc-use-strongest-session-key", krb5_config_string, check_boolean, 0 },
+    { "tgt-use-strongest-session-key", krb5_config_string, check_boolean, 0 },
+    { "transited-policy", krb5_config_string, NULL, 0 },
+    { "use_2b", krb5_config_list, NULL, 0 },
+    { "use-strongest-server-key", krb5_config_string, check_boolean, 0 },
+    { "v4_realm", krb5_config_string, NULL, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry kadmin_entries[] = {
+    { "allow_self_change_password", krb5_config_string, check_boolean, 0 },
+    { "default_keys", krb5_config_string, NULL, 0 },
+    { "password_lifetime", krb5_config_string, check_time, 0 },
+    { "plugin_dir", krb5_config_string, check_directory, 0 },
+    { "require-preauth", krb5_config_string, check_boolean, 0 },
+    { "save-password", krb5_config_string, check_boolean, 0 },
+    { "use_v4_salt", krb5_config_string, NULL, 0 },
+    { NULL, 0, NULL, 0 }
+};
+struct entry log_strings[] = {
+    { "", krb5_config_string, check_log, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+
+/* MIT stuff */
+struct entry kdcdefaults_entries[] = {
+    { "kdc_ports", krb5_config_string, mit_entry, 0 },
+    { "v4_mode", krb5_config_string, mit_entry, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry capaths_entries[] = {
+    { "", krb5_config_list, all_strings, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry kcm_entries[] = {
+    { "detach", krb5_config_string, check_boolean, 0 },
+    { "disallow-getting-krbtgt", krb5_config_string, check_boolean, 0 },
+    { "logging", krb5_config_string, NULL, 0 },
+    { "max-request", krb5_config_string, NULL, 0 },
+    { "system_ccache", krb5_config_string, NULL, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry password_quality_entries[] = {
+    { "enforce_on_admin_set", krb5_config_string, check_boolean, 0 },
+    { "check_function", krb5_config_string, NULL, 0 },
+    { "check_library", krb5_config_string, NULL, 0 },
+    { "external_program", krb5_config_string, NULL, 0 },
+    { "min_classes", krb5_config_string, check_numeric, 0 },
+    { "min_length", krb5_config_string, check_numeric, 0 },
+    { "policies", krb5_config_string, NULL, 0 },
+    { "policy_libraries", krb5_config_string, NULL, 0 },
+    { "", krb5_config_list, all_strings, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+struct entry toplevel_sections[] = {
+    { "appdefaults", krb5_config_list, appdefaults_entries, 0 },
+    { "capaths", krb5_config_list, capaths_entries, 0 },
+    { "domain_realm", krb5_config_list, all_strings, 0 },
+    { "gssapi", krb5_config_list, NULL, 0 },
+    { "kadmin", krb5_config_list, kadmin_entries, 0 },
+    { "kcm", krb5_config_list, kcm_entries, 0 },
+    { "kdc", krb5_config_list, kdc_entries, 0 },
+    { "libdefaults" , krb5_config_list, libdefaults_entries, 0 },
+    { "logging", krb5_config_list, log_strings, 0 },
+    { "password_quality", krb5_config_list, password_quality_entries, 0 },
+    { "realms", krb5_config_list, realms_foobar, 0 },
+
+    /* MIT stuff */
+    { "kdcdefaults", krb5_config_list, kdcdefaults_entries, 0 },
+    { NULL, 0, NULL, 0 }
+};
+
+
+static int
+check_section(krb5_context context, const char *path, krb5_config_section *cf,
+	      struct entry *entries)
+{
+    int error = 0;
+    krb5_config_section *p;
+    struct entry *e;
+
+    char *local;
+
+    for(p = cf; p != NULL; p = p->next) {
+	local = NULL;
+	if (asprintf(&local, "%s/%s", path, p->name) < 0 || local == NULL)
+	    errx(1, "out of memory");
+	for(e = entries; e->name != NULL; e++) {
+	    if(*e->name == '\0' || strcmp(e->name, p->name) == 0) {
+		if(e->type != p->type) {
+		    krb5_warnx(context, "%s: unknown or wrong type", local);
+		    error |= 1;
+		} else if(p->type == krb5_config_string && e->check_data != NULL) {
+		    error |= (*(check_func_t)e->check_data)(context, local, p->u.string);
+		} else if(p->type == krb5_config_list && e->check_data != NULL) {
+		    error |= check_section(context, local, p->u.list, e->check_data);
+		}
+		if(e->deprecated) {
+		    krb5_warnx(context, "%s: is a deprecated entry", local);
+		    error |= 1;
+		}
+		break;
+	    }
+	}
+	if(e->name == NULL) {
+	    krb5_warnx(context, "%s: unknown entry", local);
+	    error |= 1;
+	}
+	free(local);
+    }
+    return error;
+}
+
+
+static void
+dumpconfig(int level, krb5_config_section *top)
+{
+    krb5_config_section *x;
+    for(x = top; x; x = x->next) {
+	switch(x->type) {
+	case krb5_config_list:
+	    if(level == 0) {
+		printf("[%s]\n", x->name);
+	    } else {
+		printf("%*s%s = {\n", 4 * level, " ", x->name);
+	    }
+	    dumpconfig(level + 1, x->u.list);
+	    if(level > 0)
+		printf("%*s}\n", 4 * level, " ");
+	    break;
+	case krb5_config_string:
+	    printf("%*s%s = %s\n", 4 * level, " ", x->name, x->u.string);
+	    break;
+	}
+    }
+}
+
+int
+main(int argc, char **argv)
+{
+    krb5_context context;
+    krb5_error_code ret;
+    krb5_config_section *tmp_cf;
+    int optidx = 0;
+
+    setprogname (argv[0]);
+
+    ret = krb5_init_context(&context);
+    if (ret == KRB5_CONFIG_BADFORMAT)
+	errx (1, "krb5_init_context failed to parse configuration file");
+    else if (ret)
+	errx (1, "krb5_init_context failed with %d", ret);
+
+    if(getarg(args, sizeof(args) / sizeof(args[0]), argc, argv, &optidx))
+	usage(1);
+
+    if (help_flag)
+	usage (0);
+
+    if(version_flag){
+	print_version(NULL);
+	exit(0);
+    }
+
+    argc -= optidx;
+    argv += optidx;
+
+    tmp_cf = NULL;
+    if(argc == 0)
+	krb5_get_default_config_files(&argv);
+
+    while(*argv) {
+	ret = krb5_config_parse_file_multi(context, *argv, &tmp_cf);
+	if (ret != 0)
+	    krb5_warn (context, ret, "krb5_config_parse_file");
+	argv++;
+    }
+
+    if(dumpconfig_flag)
+	dumpconfig(0, tmp_cf);
+
+    return check_section(context, "", tmp_cf, toplevel_sections);
+}