FreeBSD/Linux Kernel Cross Reference
sys/netncp/ncp_user.h

     /*-
      * Copyright (c) 1999 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.
     *
     * 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.
     *
     * $FreeBSD: releng/9.0/sys/netncp/ncp_user.h 206361 2010-04-07 16:50:38Z joel $
     */
    #ifndef _NETNCP_NCP_USER_H_
    #define _NETNCP_NCP_USER_H_
    
    /* 
     * "ncp" interface to kernel, this can be done via syscalls but may eat
     * a lot of them, so we select internal code, define req's and replays
     * as necessary. Structure for call is simple:
     * byte=NCP_CONN
     * byte=NCP_CONN_SUBFN
     * ....=data
     */
    #define NCP_CONN                0xF5    /* change if that will occupied */
    #define NCP_CONN_READ           0x01    /* read from file handle */
    #define NCP_CONN_WRITE          0x02    /* write to file handle */
    #define NCP_CONN_SETFLAGS       0x03    /* word mask, word flags */
    #define NCP_CONN_LOGIN          0x04    /* bind login on handle */
    #define NCP_CONN_GETINFO        0x05    /* get information about connection */
    #define NCP_CONN_GETUSER        0x06    /* get user name for connection */
    #define NCP_CONN_CONN2REF       0x07    /* convert handle to reference */
    #define NCP_CONN_CONNCLOSE      0x08    /* release connection handle */
    #define NCP_CONN_FRAG           0x09    /* ncp fragmented request */
    #define NCP_CONN_DUP            0x0A    /* get an additional handle */
    #define NCP_CONN_GETDATA        0x0B    /* retrieve NCP_CD_* vals */
    #define NCP_CONN_SETDATA        0x0C    /* store NCP_CD_* vals */
    
    /*
     * Internal connection data can be set by owner or superuser and retrieved
     * only by superuser
     */
    #define NCP_CD_NDSLOGINKEY      0x01
    #define NCP_CD_NDSPRIVATEKEY    0x02
    #define NCP_CD_NDSUFLAGS        0x03
    
    /* user side structures to issue fragmented ncp calls */
    typedef struct {
            char    *fragAddress;
            u_int32_t fragSize;
    } NW_FRAGMENT;
    
    
    struct ncp_rw {
            ncp_fh  nrw_fh;
            char    *nrw_base;
            off_t   nrw_offset;
            int     nrw_cnt;
    };
    
    struct ncp_conn_login {
            char    *username;
            int     objtype;
            char    *password;
    };
    
    struct ncp_conn_frag {
            int             cc;             /* completion code */
            int             cs;             /* connection state */
            int             fn;
            int             rqfcnt;
            NW_FRAGMENT     *rqf;
            int             rpfcnt;
            NW_FRAGMENT     *rpf;
    };
    
    #endif

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