libvirt/src/util/authhelper.c

116 lines
3.0 KiB
C
Raw Normal View History

/*
* authhelper.c: authentication related utility functions
*
* Copyright (C) 2010 Matthias Bolte <matthias.bolte@googlemail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#include <config.h>
#include "authhelper.h"
#include "util.h"
#include "memory.h"
char *
virRequestUsername(virConnectAuthPtr auth, const char *defaultUsername,
const char *hostname)
{
unsigned int ncred;
virConnectCredential cred;
char *prompt;
memset(&cred, 0, sizeof (virConnectCredential));
if (defaultUsername != NULL) {
if (virAsprintf(&prompt, _("Enter username for %s [%s]"), hostname,
defaultUsername) < 0) {
return NULL;
}
} else {
if (virAsprintf(&prompt, _("Enter username for %s"), hostname) < 0) {
return NULL;
}
}
for (ncred = 0; ncred < auth->ncredtype; ncred++) {
if (auth->credtype[ncred] != VIR_CRED_AUTHNAME) {
continue;
}
cred.type = VIR_CRED_AUTHNAME;
cred.prompt = prompt;
cred.challenge = hostname;
cred.defresult = defaultUsername;
cred.result = NULL;
cred.resultlen = 0;
if ((*(auth->cb))(&cred, 1, auth->cbdata) < 0) {
VIR_FREE(cred.result);
}
break;
}
VIR_FREE(prompt);
return cred.result;
}
char *
virRequestPassword(virConnectAuthPtr auth, const char *username,
const char *hostname)
{
unsigned int ncred;
virConnectCredential cred;
char *prompt;
memset(&cred, 0, sizeof (virConnectCredential));
if (virAsprintf(&prompt, _("Enter %s's password for %s"), username,
hostname) < 0) {
return NULL;
}
for (ncred = 0; ncred < auth->ncredtype; ncred++) {
if (auth->credtype[ncred] != VIR_CRED_PASSPHRASE &&
auth->credtype[ncred] != VIR_CRED_NOECHOPROMPT) {
continue;
}
cred.type = auth->credtype[ncred];
cred.prompt = prompt;
cred.challenge = hostname;
cred.defresult = NULL;
cred.result = NULL;
cred.resultlen = 0;
if ((*(auth->cb))(&cred, 1, auth->cbdata) < 0) {
VIR_FREE(cred.result);
}
break;
}
VIR_FREE(prompt);
return cred.result;
}