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sockio.c
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sockio.c
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/*
dbench version 2
Copyright (C) Andrew Tridgell 1999
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program 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 General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, see <http://www.gnu.org/licenses/>.
*/
#include "dbench.h"
#define MAX_FILES 1000
struct sockio {
char buf[70000];
int sock;
};
/* emulate a single SMB packet exchange */
static void do_packets(struct child_struct *child, int send_size, int recv_size)
{
struct sockio *sockio = (struct sockio *)child->private;
uint32 *ubuf = (uint32 *)sockio->buf;
ubuf[0] = htonl(send_size-4);
ubuf[1] = htonl(recv_size-4);
if (write_sock(sockio->sock, sockio->buf, send_size) != send_size) {
printf("error writing %d bytes\n", (int)send_size);
exit(1);
}
if (read_sock(sockio->sock, sockio->buf, 4) != 4) {
printf("error reading header\n");
exit(1);
}
if (ntohl(ubuf[0]) != (unsigned)(recv_size-4)) {
printf("lost sync (%d %d)\n",
(int)recv_size-4, (int)ntohl(ubuf[0]));
exit(1);
}
if (recv(sockio->sock, sockio->buf, recv_size-4, MSG_WAITALL|MSG_TRUNC) !=
recv_size-4) {
printf("error reading %d bytes\n", (int)recv_size-4);
exit(1);
}
if (ntohl(ubuf[0]) != (unsigned)(recv_size-4)) {
printf("lost sync (%d %d)\n",
(int)recv_size-4, (int)ntohl(ubuf[0]));
}
}
static void sio_setup(struct child_struct *child)
{
struct sockio *sockio;
sockio = calloc(1, sizeof(struct sockio));
child->private = sockio;
child->rate.last_time = timeval_current();
child->rate.last_bytes = 0;
sockio->sock = open_socket_out(options.server, TCP_PORT);
if (sockio->sock == -1) {
printf("client %d failed to start\n", child->id);
exit(1);
}
set_socket_options(sockio->sock, options.tcp_options);
do_packets(child, 8, 8);
}
static void sio_unlink(struct dbench_op *op)
{
do_packets(op->child, 39+2+strlen(op->fname)*2+2, 39);
}
static void sio_mkdir(struct dbench_op *op)
{
do_packets(op->child, 39+2+strlen(op->fname)*2+2, 39);
}
static void sio_rmdir(struct dbench_op *op)
{
do_packets(op->child, 39+2+strlen(op->fname)*2+2, 39);
}
static void sio_createx(struct dbench_op *op)
{
do_packets(op->child, 70+2+strlen(op->fname)*2+2, 39+12*4);
}
static void sio_writex(struct dbench_op *op)
{
int size = op->params[2];
do_packets(op->child, 39+20+size, 39+16);
op->child->bytes += size;
}
static void sio_readx(struct dbench_op *op)
{
int ret_size = op->params[3];
do_packets(op->child, 39+20, 39+20+ret_size);
op->child->bytes += ret_size;
}
static void sio_close(struct dbench_op *op)
{
do_packets(op->child, 39+8, 39);
}
static void sio_rename(struct dbench_op *op)
{
const char *old = op->fname;
const char *new = op->fname2;
do_packets(op->child, 39+8+2*strlen(old)+2*strlen(new), 39);
}
static void sio_flush(struct dbench_op *op)
{
do_packets(op->child, 39+2, 39);
}
static void sio_qpathinfo(struct dbench_op *op)
{
do_packets(op->child, 39+16+2*strlen(op->fname), 39+32);
}
static void sio_qfileinfo(struct dbench_op *op)
{
do_packets(op->child, 39+20, 39+32);
}
static void sio_qfsinfo(struct dbench_op *op)
{
do_packets(op->child, 39+20, 39+32);
}
static void sio_findfirst(struct dbench_op *op)
{
int count = op->params[2];
do_packets(op->child, 39+20+strlen(op->fname)*2, 39+90*count);
}
static void sio_cleanup(struct child_struct *child)
{
(void)child;
}
static void sio_deltree(struct dbench_op *op)
{
(void)op;
}
static void sio_sfileinfo(struct dbench_op *op)
{
do_packets(op->child, 39+32, 39+8);
}
static void sio_lockx(struct dbench_op *op)
{
do_packets(op->child, 39+12, 39);
}
static void sio_unlockx(struct dbench_op *op)
{
do_packets(op->child, 39+12, 39);
}
static struct backend_op ops[] = {
{ "Deltree", sio_deltree },
{ "Flush", sio_flush },
{ "Close", sio_close },
{ "LockX", sio_lockx },
{ "Rmdir", sio_rmdir },
{ "Mkdir", sio_mkdir },
{ "Rename", sio_rename },
{ "ReadX", sio_readx },
{ "WriteX", sio_writex },
{ "Unlink", sio_unlink },
{ "UnlockX", sio_unlockx },
{ "FIND_FIRST", sio_findfirst },
{ "SET_FILE_INFORMATION", sio_sfileinfo },
{ "QUERY_FILE_INFORMATION", sio_qfileinfo },
{ "QUERY_PATH_INFORMATION", sio_qpathinfo },
{ "QUERY_FS_INFORMATION", sio_qfsinfo },
{ "NTCreateX", sio_createx },
{ NULL, NULL}
};
struct nb_operations sockio_ops = {
.backend_name = "tbench",
.setup = sio_setup,
.cleanup = sio_cleanup,
.ops = ops
};