Esempi in C++ (Cpp) per smb_smb_writex

Esempio n. 1

int
smb_write(struct smb_share *ssp, u_int16_t fid, struct uio *uio,
	struct smb_cred *scred)
{
	int error = 0;
	size_t len, tsize, resid;
	int wx = (SMB_CAPS(SSTOVC(ssp)) & SMB_CAP_LARGE_WRITEX);

	resid = 0;	/* XXX gcc */

	tsize = uio->uio_resid;
	while (tsize > 0) {
		len = tsize;
		if (wx)
		    error = smb_smb_writex(ssp, fid, &len, &resid, uio, scred);
		else
		    error = smb_smb_write(ssp, fid, &len, &resid, uio, scred);
		if (error)
			break;
		if (resid < len) {
			error = EIO;
			break;
		}
		tsize -= resid;
	}
	return error;
}

Esempio n. 2

File: smb_smb.c Progetto: edgar-pek/PerspicuOS

static __inline int
smb_smb_write(struct smb_share *ssp, u_int16_t fid, int *len, int *rresid,
	struct uio *uio, struct smb_cred *scred)
{
	struct smb_rq *rqp;
	struct mbchain *mbp;
	struct mdchain *mdp;
	u_int16_t resid;
	u_int8_t wc;
	int error, blksz;

	if (*len && SSTOVC(ssp)->vc_sopt.sv_caps & SMB_CAP_LARGE_WRITEX)
		return (smb_smb_writex(ssp, fid, len, rresid, uio, scred));
 
	blksz = SSTOVC(ssp)->vc_txmax - SMB_HDRLEN - 16;
	if (blksz > 0xffff)
		blksz = 0xffff;

	resid = *len = min(blksz, *len);

	error = smb_rq_alloc(SSTOCP(ssp), SMB_COM_WRITE, scred, &rqp);
	if (error)
		return error;
	smb_rq_getrequest(rqp, &mbp);
	smb_rq_wstart(rqp);
	mb_put_mem(mbp, (caddr_t)&fid, sizeof(fid), MB_MSYSTEM);
	mb_put_uint16le(mbp, resid);
	mb_put_uint32le(mbp, uio->uio_offset);
	mb_put_uint16le(mbp, min(uio->uio_resid, 0xffff));
	smb_rq_wend(rqp);
	smb_rq_bstart(rqp);
	mb_put_uint8(mbp, SMB_DT_DATA);
	mb_put_uint16le(mbp, resid);
	do {
		error = mb_put_uio(mbp, uio, resid);
		if (error)
			break;
		smb_rq_bend(rqp);
		error = smb_rq_simple(rqp);
		if (error)
			break;
		smb_rq_getreply(rqp, &mdp);
		md_get_uint8(mdp, &wc);
		if (wc != 1) {
			error = EBADRPC;
			break;
		}
		md_get_uint16le(mdp, &resid);
		*rresid = resid;
	} while(0);
	smb_rq_done(rqp);
	return error;
}