int virNetSASLSessionClientStep(virNetSASLSessionPtr sasl,
const char *serverin,
size_t serverinlen,
sasl_interact_t **prompt_need,
const char **clientout,
size_t *clientoutlen)
{
unsigned inlen = serverinlen;
unsigned outlen = 0;
int err;
int ret = -1;
VIR_DEBUG("sasl=%p serverin=%p serverinlen=%zu prompt_need=%p clientout=%p clientoutlen=%p",
sasl, serverin, serverinlen, prompt_need, clientout, clientoutlen);
virObjectLock(sasl);
err = sasl_client_step(sasl->conn,
serverin,
inlen,
prompt_need,
clientout,
&outlen);
*clientoutlen = outlen;
switch (err) {
case SASL_OK:
if (virNetSASLSessionUpdateBufSize(sasl) < 0)
goto cleanup;
ret = VIR_NET_SASL_COMPLETE;
break;
case SASL_CONTINUE:
ret = VIR_NET_SASL_CONTINUE;
break;
case SASL_INTERACT:
ret = VIR_NET_SASL_INTERACT;
break;
default:
virReportError(VIR_ERR_AUTH_FAILED,
_("Failed to step SASL negotiation: %d (%s)"),
err, sasl_errdetail(sasl->conn));
break;
}
cleanup:
virObjectUnlock(sasl);
return ret;
}
int virNetSASLSessionClientStart(virNetSASLSessionPtr sasl,
const char *mechlist,
sasl_interact_t **prompt_need,
const char **clientout,
size_t *clientoutlen,
const char **mech)
{
unsigned outlen = 0;
int err;
int ret = -1;
VIR_DEBUG("sasl=%p mechlist=%s prompt_need=%p clientout=%p clientoutlen=%p mech=%p",
sasl, mechlist, prompt_need, clientout, clientoutlen, mech);
virMutexLock(&sasl->lock);
err = sasl_client_start(sasl->conn,
mechlist,
prompt_need,
clientout,
&outlen,
mech);
*clientoutlen = outlen;
switch (err) {
case SASL_OK:
if (virNetSASLSessionUpdateBufSize(sasl) < 0)
goto cleanup;
ret = VIR_NET_SASL_COMPLETE;
break;
case SASL_CONTINUE:
ret = VIR_NET_SASL_CONTINUE;
break;
case SASL_INTERACT:
ret = VIR_NET_SASL_INTERACT;
break;
default:
virNetError(VIR_ERR_AUTH_FAILED,
_("Failed to start SASL negotiation: %d (%s)"),
err, sasl_errdetail(sasl->conn));
break;
}
cleanup:
virMutexUnlock(&sasl->lock);
return ret;
}
int virNetSASLSessionServerStart(virNetSASLSessionPtr sasl,
const char *mechname,
const char *clientin,
size_t clientinlen,
const char **serverout,
size_t *serveroutlen)
{
unsigned inlen = clientinlen;
unsigned outlen = 0;
int err;
int ret = -1;
virObjectLock(sasl);
err = sasl_server_start(sasl->conn,
mechname,
clientin,
inlen,
serverout,
&outlen);
*serveroutlen = outlen;
switch (err) {
case SASL_OK:
if (virNetSASLSessionUpdateBufSize(sasl) < 0)
goto cleanup;
ret = VIR_NET_SASL_COMPLETE;
break;
case SASL_CONTINUE:
ret = VIR_NET_SASL_CONTINUE;
break;
case SASL_INTERACT:
ret = VIR_NET_SASL_INTERACT;
break;
default:
virReportError(VIR_ERR_AUTH_FAILED,
_("Failed to start SASL negotiation: %d (%s)"),
err, sasl_errdetail(sasl->conn));
break;
}
cleanup:
virObjectUnlock(sasl);
return ret;
}