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s4-kdc/db-glue: add principal_comp_str{case}cmp

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Guenther

Signed-off-by: Günther Deschner <gd@samba.org>
Reviewed-by: Stefan Metzmacher <metze@samba.org>
This commit is contained in:
Günther Deschner 2014-05-15 15:57:06 +02:00
parent 714862defd
commit 6d6e411fb8
1 changed files with 54 additions and 0 deletions
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54
source4/kdc/db-glue.c
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@ -540,6 +540,60 @@ out:
return ret;
}
static int principal_comp_strcmp_int(krb5_context context,
krb5_const_principal principal,
unsigned int component,
const char *string,
bool do_strcasecmp)
{
const char *p;
size_t len;
#if defined(HAVE_KRB5_PRINCIPAL_GET_COMP_STRING)
p = krb5_principal_get_comp_string(context, principal, component);
if (p == NULL) {
return -1;
}
len = strlen(p);
#else
krb5_data *d;
if (component >= krb5_princ_size(context, principal)) {
return -1;
}
d = krb5_princ_component(context, principal, component);
if (d == NULL) {
return -1;
}
p = d->data;
len = d->length;
#endif
if (do_strcasecmp) {
return strncasecmp(p, string, len);
} else {
return strncmp(p, string, len);
}
}
static int principal_comp_strcasecmp(krb5_context context,
krb5_const_principal principal,
unsigned int component,
const char *string)
{
return principal_comp_strcmp_int(context, principal,
component, string, true);
}
static int principal_comp_strcmp(krb5_context context,
krb5_const_principal principal,
unsigned int component,
const char *string)
{
return principal_comp_strcmp_int(context, principal,
component, string, false);
}
/*
* Construct an hdb_entry from a directory entry.
*/