884b9012ab
git-svn-id: svn://svn.h5l.se/heimdal/trunk/heimdal@2354 ec53bebd-3082-4978-b11e-865c3cabbd6b
83 lines
1.5 KiB
C
83 lines
1.5 KiB
C
#include "krb5_locl.h"
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RCSID("$Id$");
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krb5_error_code
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krb5_get_krbhst (krb5_context context,
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const krb5_realm *realm,
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char ***hostlist)
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{
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char **res;
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unsigned max, count;
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krb5_config_binding *pointer;
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char *r;
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char *h;
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krb5_boolean done;
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char **tmp;
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r = *realm;
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count = 0;
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max = 10;
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res = malloc(max * sizeof(*res));
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if(res == NULL)
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return KRB5_REALM_UNKNOWN;
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pointer = NULL;
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for(done = FALSE; !done;) {
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char *h = (char *)krb5_config_get_next (context->cf,
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&pointer,
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STRING,
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"realms",
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r,
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"kdc",
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NULL);
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if (count > max - 2) {
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max += 10;
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tmp = realloc (res, max * sizeof(*res));
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if (tmp == NULL) {
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res[count] = NULL;
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free (r);
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krb5_free_krbhst (context, res);
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return KRB5_REALM_UNKNOWN;
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}
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res = tmp;
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}
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if (h == NULL) {
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done = TRUE;
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asprintf(&res[count], "kerberos.%s", r);
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} else {
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res[count] = strdup(h);
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}
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if (res[count] == NULL) {
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free(r);
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krb5_free_krbhst (context, res);
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return KRB5_REALM_UNKNOWN;
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}
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++count;
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}
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/* There should always be room for the NULL here */
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res[count++] = NULL;
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tmp = realloc (res, count * sizeof(*res));
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if (tmp == NULL) {
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krb5_free_krbhst (context, res);
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return KRB5_REALM_UNKNOWN;
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}
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res = tmp;
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*hostlist = res;
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return 0;
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}
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krb5_error_code
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krb5_free_krbhst (krb5_context context,
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char **hostlist)
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{
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char **p;
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for (p = hostlist; *p; ++p)
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free (*p);
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free (hostlist);
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return 0;
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}
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