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/*
* Copyright (c) 2000, Boris Popov
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Boris Popov.
* 4. Neither the name of the author nor the names of any co-contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: rq.c,v 1.7 2001/04/16 04:33:01 bp Exp $
*/
#include <sys/param.h>
#include <sys/ioctl.h>
#include <sys/errno.h>
#include <sys/stat.h>
#include <ctype.h>
#include <err.h>
#include <stdio.h>
#include <unistd.h>
#include <strings.h>
#include <stdlib.h>
#include <sysexits.h>
#include <sys/mchain.h>
#include <netsmb/smb_lib.h>
#include <netsmb/smb_conn.h>
#include <netsmb/smb_rap.h>
int
smb_rq_init(struct smb_ctx *ctx, u_char cmd, size_t rpbufsz, struct smb_rq **rqpp)
{
struct smb_rq *rqp;
rqp = malloc(sizeof(*rqp));
if (rqp == NULL)
return ENOMEM;
bzero(rqp, sizeof(*rqp));
rqp->rq_cmd = cmd;
rqp->rq_ctx = ctx;
mb_init(&rqp->rq_rq, M_MINSIZE);
mb_init(&rqp->rq_rp, rpbufsz);
*rqpp = rqp;
return 0;
}
void
smb_rq_done(struct smb_rq *rqp)
{
mb_done(&rqp->rq_rp);
mb_done(&rqp->rq_rq);
free(rqp);
}
void
smb_rq_wend(struct smb_rq *rqp)
{
if (rqp->rq_rq.mb_count & 1)
smb_error("smbrq_wend: odd word count\n", 0);
rqp->rq_wcount = rqp->rq_rq.mb_count / 2;
rqp->rq_rq.mb_count = 0;
}
int
smb_rq_dmem(struct mbdata *mbp, const char *src, size_t size)
{
struct mbuf *m;
char * dst;
int cplen, error;
if (size == 0)
return 0;
m = mbp->mb_cur;
if ((error = m_getm(m, size, &m)) != 0)
return error;
while (size > 0) {
cplen = M_TRAILINGSPACE(m);
if (cplen == 0) {
m = m->m_next;
continue;
}
if (cplen > (int)size)
cplen = size;
dst = mtod(m, char *) + m->m_len;
nls_mem_toext(dst, src, cplen);
size -= cplen;
src += cplen;
m->m_len += cplen;
mbp->mb_count += cplen;
}
mbp->mb_pos = mtod(m, char *) + m->m_len;
mbp->mb_cur = m;
return 0;
}
int
smb_rq_dstring(struct mbdata *mbp, const char *s)
{
return smb_rq_dmem(mbp, s, strlen(s) + 1);
}
int
smb_rq_simple(struct smb_rq *rqp)
{
struct smbioc_rq krq;
struct mbdata *mbp;
char *data;
mbp = smb_rq_getrequest(rqp);
m_lineup(mbp->mb_top, &mbp->mb_top);
data = mtod(mbp->mb_top, char*);
bzero(&krq, sizeof(krq));
krq.ioc_cmd = rqp->rq_cmd;
krq.ioc_twc = rqp->rq_wcount;
krq.ioc_twords = data;
krq.ioc_tbc = mbp->mb_count;
krq.ioc_tbytes = data + rqp->rq_wcount * 2;
mbp = smb_rq_getreply(rqp);
krq.ioc_rpbufsz = mbp->mb_top->m_maxlen;
krq.ioc_rpbuf = mtod(mbp->mb_top, char *);
if (ioctl(rqp->rq_ctx->ct_fd, SMBIOC_REQUEST, &krq) == -1)
return errno;
mbp->mb_top->m_len = krq.ioc_rwc * 2 + krq.ioc_rbc;
rqp->rq_wcount = krq.ioc_rwc;
rqp->rq_bcount = krq.ioc_rbc;
return 0;
}
int
smb_t2_request(struct smb_ctx *ctx, int setup, int setupcount,
const char *name,
int tparamcnt, void *tparam,
int tdatacnt, void *tdata,
int *rparamcnt, void *rparam,
int *rdatacnt, void *rdata)
{
struct smbioc_t2rq krq;
bzero(&krq, sizeof(krq));
krq.ioc_setup[0] = setup;
krq.ioc_setupcnt = setupcount;
(const char*)krq.ioc_name = name;
krq.ioc_tparamcnt = tparamcnt;
krq.ioc_tparam = tparam;
krq.ioc_tdatacnt = tdatacnt;
krq.ioc_tdata = tdata;
krq.ioc_rparamcnt = *rparamcnt;
krq.ioc_rparam = rparam;
krq.ioc_rdatacnt = *rdatacnt;
krq.ioc_rdata = rdata;
if (ioctl(ctx->ct_fd, SMBIOC_T2RQ, &krq) == -1)
return errno;
*rparamcnt = krq.ioc_rparamcnt;
*rdatacnt = krq.ioc_rdatacnt;
return 0;
}
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