160 lines
3.3 KiB
C
160 lines
3.3 KiB
C
/*
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Copyright (C) 2010 by Ronnie Sahlberg <ronniesahlberg@gmail.com>
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2.1 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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#define _GNU_SOURCE
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#include <stdio.h>
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#include <stdarg.h>
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#include <unistd.h>
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#include <string.h>
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#include <strings.h>
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#include <stdlib.h>
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#include <rpc/rpc.h>
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#include <rpc/xdr.h>
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#include "slist.h"
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#include "libnfs.h"
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#include "libnfs-raw.h"
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#include "libnfs-private.h"
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struct rpc_context *rpc_init_context(void)
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{
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struct rpc_context *rpc;
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rpc = malloc(sizeof(struct rpc_context));
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if (rpc == NULL) {
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return NULL;
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}
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bzero(rpc, sizeof(struct rpc_context));
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rpc->encodebuflen = 65536;
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rpc->encodebuf = malloc(rpc->encodebuflen);
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if (rpc->encodebuf == NULL) {
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free(rpc);
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return NULL;
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}
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rpc->auth = authunix_create_default();
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if (rpc->auth == NULL) {
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free(rpc->encodebuf);
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free(rpc);
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return NULL;
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}
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rpc->xid = 1;
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rpc->fd = -1;
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return rpc;
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}
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struct rpc_context *rpc_init_udp_context(void)
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{
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struct rpc_context *rpc;
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rpc = rpc_init_context();
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if (rpc != NULL) {
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rpc->is_udp = 1;
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}
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return rpc;
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}
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void rpc_set_auth(struct rpc_context *rpc, struct AUTH *auth)
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{
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if (rpc->auth != NULL) {
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auth_destroy(rpc->auth);
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}
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rpc->auth = auth;
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}
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void rpc_set_error(struct rpc_context *rpc, char *error_string, ...)
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{
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va_list ap;
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char *str;
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if (rpc->error_string != NULL) {
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free(rpc->error_string);
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}
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va_start(ap, error_string);
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vasprintf(&str, error_string, ap);
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rpc->error_string = str;
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va_end(ap);
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}
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char *rpc_get_error(struct rpc_context *rpc)
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{
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return rpc->error_string;
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}
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void rpc_error_all_pdus(struct rpc_context *rpc, char *error)
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{
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struct rpc_pdu *pdu;
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while((pdu = rpc->outqueue) != NULL) {
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pdu->cb(rpc, RPC_STATUS_ERROR, error, pdu->private_data);
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SLIST_REMOVE(&rpc->outqueue, pdu);
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rpc_free_pdu(rpc, pdu);
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}
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while((pdu = rpc->waitpdu) != NULL) {
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pdu->cb(rpc, RPC_STATUS_ERROR, error, pdu->private_data);
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SLIST_REMOVE(&rpc->waitpdu, pdu);
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rpc_free_pdu(rpc, pdu);
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}
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}
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void rpc_destroy_context(struct rpc_context *rpc)
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{
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struct rpc_pdu *pdu;
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while((pdu = rpc->outqueue) != NULL) {
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pdu->cb(rpc, RPC_STATUS_CANCEL, NULL, pdu->private_data);
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SLIST_REMOVE(&rpc->outqueue, pdu);
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rpc_free_pdu(rpc, pdu);
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}
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while((pdu = rpc->waitpdu) != NULL) {
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pdu->cb(rpc, RPC_STATUS_CANCEL, NULL, pdu->private_data);
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SLIST_REMOVE(&rpc->waitpdu, pdu);
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rpc_free_pdu(rpc, pdu);
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}
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auth_destroy(rpc->auth);
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rpc->auth =NULL;
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if (rpc->fd != -1) {
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close(rpc->fd);
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}
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if (rpc->encodebuf != NULL) {
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free(rpc->encodebuf);
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rpc->encodebuf = NULL;
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}
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if (rpc->error_string != NULL) {
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free(rpc->error_string);
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rpc->error_string = NULL;
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}
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if (rpc->udp_dest != NULL) {
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free(rpc->udp_dest);
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rpc->udp_dest = NULL;
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}
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free(rpc);
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}
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