dist/smbfs/include/netsmb/smb_lib.h

   1 /*
   2  * Copyright (c) 2000-2001 Boris Popov
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without
   6  * modification, are permitted provided that the following conditions
   7  * are met:
   8  * 1. Redistributions of source code must retain the above copyright
   9  *    notice, this list of conditions and the following disclaimer.
  10  * 2. Redistributions in binary form must reproduce the above copyright
  11  *    notice, this list of conditions and the following disclaimer in the
  12  *    documentation and/or other materials provided with the distribution.
  13  * 3. All advertising materials mentioning features or use of this software
  14  *    must display the following acknowledgement:
  15  *    This product includes software developed by Boris Popov.
  16  * 4. Neither the name of the author nor the names of any co-contributors
  17  *    may be used to endorse or promote products derived from this software
  18  *    without specific prior written permission.
  19  *
  20  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
  21  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  22  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  23  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
  24  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  30  * SUCH DAMAGE.
  31  *
  32  * from: Id: smb_lib.h,v 1.24 2001/12/20 15:19:43 bp Exp
  33  */
  34 #ifndef _NETSMB_SMB_LIB_H_
  35 #define _NETSMB_SMB_LIB_H_
  36
  37 #include <netsmb/smb.h>
  38 #include <netsmb/smb_dev.h>
  39
  40 #ifndef SMB_CFG_FILE
  41 #define SMB_CFG_FILE    "/etc/nsmb.conf"
  42 #endif
  43
  44 #define STDPARAM_ARGS   'A':case 'B':case 'C':case 'E':case 'I': \
  45                    case 'L':case 'M': \
  46                    case 'N':case 'U':case 'R':case 'S':case 'T': \
  47                    case 'W':case 'O':case 'P'
  48
  49 #define STDPARAM_OPT    "A:BCE:I:L:M:NO:P:U:R:S:T:W:"
  50
  51 /*
  52  * bits to indicate the source of error
  53  */
  54 #define SMB_ERRTYPE_MASK        0xf0000
  55 #define SMB_SYS_ERROR           0x00000
  56 #define SMB_RAP_ERROR           0x10000
  57 #define SMB_NB_ERROR            0x20000
  58
  59 #ifndef min
  60 #define min(a,b)        (((a)<(b)) ? (a) : (b))
  61 #endif
  62
  63 #define getb(buf,ofs)           (((const u_int8_t *)(buf))[ofs])
  64 #define setb(buf,ofs,val)       (((u_int8_t*)(buf))[ofs])=val
  65 #define getbw(buf,ofs)          ((u_int16_t)(getb(buf,ofs)))
  66 #define getw(buf,ofs)           (*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))
  67 #define getdw(buf,ofs)          (*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))
  68
  69 #if (BYTE_ORDER == LITTLE_ENDIAN)
  70
  71 #define getwle(buf,ofs) (*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))
  72 #define getdle(buf,ofs) (*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))
  73 #define getwbe(buf,ofs) (ntohs(getwle(buf,ofs)))
  74 #define getdbe(buf,ofs) (ntohl(getdle(buf,ofs)))
  75
  76 #define setwle(buf,ofs,val) getwle(buf,ofs)=val
  77 #define setwbe(buf,ofs,val) getwle(buf,ofs)=htons(val)
  78 #define setdle(buf,ofs,val) getdle(buf,ofs)=val
  79 #define setdbe(buf,ofs,val) getdle(buf,ofs)=htonl(val)
  80
  81 #else   /* (BYTE_ORDER == LITTLE_ENDIAN) */
  82
  83 #define getwbe(buf,ofs) (*((u_int16_t*)(&((u_int8_t*)(buf))[ofs])))
  84 #define getdbe(buf,ofs) (*((u_int32_t*)(&((u_int8_t*)(buf))[ofs])))
  85 #define getwle(buf,ofs) (bswap16(getwbe(buf,ofs)))
  86 #define getdle(buf,ofs) (bswap32(getdbe(buf,ofs)))
  87
  88 #define setwbe(buf,ofs,val) getwbe(buf,ofs)=val
  89 #define setwle(buf,ofs,val) getwbe(buf,ofs)=bswap16(val)
  90 #define setdbe(buf,ofs,val) getdbe(buf,ofs)=val
  91 #define setdle(buf,ofs,val) getdbe(buf,ofs)=bswap32(val)
  92
  93 #endif  /* (BYTE_ORDER == LITTLE_ENDIAN) */
  94
  95 /*
  96  * SMB work context. Used to store all values which is necessary
  97  * to establish connection to an SMB server.
  98  */
  99 struct smb_ctx {
 100         int             ct_flags;       /* SMBCF_ */
 101         int             ct_fd;          /* handle of connection */
 102         int             ct_parsedlevel;
 103         int             ct_minlevel;
 104         int             ct_maxlevel;
 105         char *          ct_srvaddr;     /* hostname or IP address of server */
 106         char            ct_locname[SMB_MAXUSERNAMELEN + 1];
 107         const char *    ct_uncnext;
 108         struct nb_ctx * ct_nb;
 109         struct smbioc_ossn      ct_ssn;
 110         struct smbioc_oshare    ct_sh;
 111 };
 112
 113 #define SMBCF_NOPWD             0x0001  /* don't ask for a password */
 114 #define SMBCF_SRIGHTS           0x0002  /* share access rights was supplied */
 115 #define SMBCF_LOCALE            0x0004  /* use current locale */
 116 #define SMBCF_RESOLVED          0x8000  /* structure has been verified */
 117
 118 /*
 119  * request handling structures
 120  */
 121 struct mbuf {
 122         int             m_len;
 123         int             m_maxlen;
 124         char *          m_data;
 125         struct mbuf *   m_next;
 126 };
 127
 128 struct mbdata {
 129         struct mbuf *   mb_top;
 130         struct mbuf *   mb_cur;
 131         char *          mb_pos;
 132         int             mb_count;
 133 };
 134
 135 #define M_ALIGNFACTOR   (sizeof(long))
 136 #define M_ALIGN(len)    (((len) + M_ALIGNFACTOR - 1) & ~(M_ALIGNFACTOR - 1))
 137 #define M_BASESIZE      (sizeof(struct mbuf))
 138 #define M_MINSIZE       (256 - M_BASESIZE)
 139 #define M_TOP(m)        ((char*)(m) + M_BASESIZE)
 140 #define mtod(m,t)       ((t)(m)->m_data)
 141 #define M_TRAILINGSPACE(m) ((m)->m_maxlen - (m)->m_len)
 142
 143 struct smb_rq {
 144         u_char          rq_cmd;
 145         struct mbdata   rq_rq;
 146         struct mbdata   rq_rp;
 147         struct smb_ctx *rq_ctx;
 148         int             rq_wcount;
 149         int             rq_bcount;
 150 };
 151
 152 struct smb_bitname {
 153         u_int   bn_bit;
 154         char    *bn_name;
 155 };
 156
 157 extern struct rcfile *smb_rc;
 158
 159 __BEGIN_DECLS
 160
 161 struct sockaddr;
 162
 163 int  smb_lib_init(void);
 164 int  smb_open_rcfile(void);
 165 void smb_error(const char *, int,...);
 166 char *smb_printb(char *, int, const struct smb_bitname *);
 167 void *smb_dumptree(void);
 168
 169 /*
 170  * Context management
 171  */
 172 int  smb_ctx_init(struct smb_ctx *, int, char *[], int, int, int);
 173 void smb_ctx_done(struct smb_ctx *);
 174 int  smb_ctx_parseunc(struct smb_ctx *, const char *, int, const char **);
 175 int  smb_ctx_setcharset(struct smb_ctx *, const char *);
 176 int  smb_ctx_setserver(struct smb_ctx *, const char *);
 177 int  smb_ctx_setuser(struct smb_ctx *, const char *);
 178 int  smb_ctx_setshare(struct smb_ctx *, const char *, int);
 179 int  smb_ctx_setscope(struct smb_ctx *, const char *);
 180 int  smb_ctx_setworkgroup(struct smb_ctx *, const char *);
 181 int  smb_ctx_setpassword(struct smb_ctx *, const char *);
 182 int  smb_ctx_setsrvaddr(struct smb_ctx *, const char *);
 183 int  smb_ctx_opt(struct smb_ctx *, int, const char *);
 184 int  smb_ctx_lookup(struct smb_ctx *, int, int);
 185 int  smb_ctx_login(struct smb_ctx *);
 186 int  smb_ctx_readrc(struct smb_ctx *);
 187 int  smb_ctx_resolve(struct smb_ctx *);
 188 int  smb_ctx_setflags(struct smb_ctx *, int, int, int);
 189
 190 int  smb_smb_open_print_file(struct smb_ctx *, int, int, const char *, smbfh*);
 191 int  smb_smb_close_print_file(struct smb_ctx *, smbfh);
 192
 193 int  smb_read(struct smb_ctx *, smbfh, off_t, size_t, char *);
 194 int  smb_write(struct smb_ctx *, smbfh, off_t, size_t, const char *);
 195
 196 #define smb_rq_getrequest(rqp)  (&(rqp)->rq_rq)
 197 #define smb_rq_getreply(rqp)    (&(rqp)->rq_rp)
 198
 199 int  smb_rq_init(struct smb_ctx *, u_char, size_t, struct smb_rq **);
 200 void smb_rq_done(struct smb_rq *);
 201 void smb_rq_wend(struct smb_rq *);
 202 int  smb_rq_simple(struct smb_rq *);
 203 int  smb_rq_dmem(struct mbdata *, const char *, size_t);
 204 int  smb_rq_dstring(struct mbdata *, const char *);
 205
 206 int  smb_t2_request(struct smb_ctx *, int, int, const char *,
 207         int, void *, int, void *, int *, void *, int *, void *);
 208
 209 char* smb_simplecrypt(char *dst, const char *src);
 210 int  smb_simpledecrypt(char *dst, const char *src);
 211
 212 int  m_getm(struct mbuf *, size_t, struct mbuf **);
 213 int  m_lineup(struct mbuf *, struct mbuf **);
 214 int  mb_init(struct mbdata *, size_t);
 215 int  mb_initm(struct mbdata *, struct mbuf *);
 216 int  mb_done(struct mbdata *);
 217 int  mb_fit(struct mbdata *mbp, size_t size, void **pp);
 218 int  mb_put_uint8(struct mbdata *, u_int8_t);
 219 int  mb_put_uint16be(struct mbdata *, u_int16_t);
 220 int  mb_put_uint16le(struct mbdata *, u_int16_t);
 221 int  mb_put_uint32be(struct mbdata *, u_int32_t);
 222 int  mb_put_uint32le(struct mbdata *, u_int32_t);
 223 int  mb_put_int64be(struct mbdata *, int64_t);
 224 int  mb_put_int64le(struct mbdata *, int64_t);
 225 int  mb_put_mem(struct mbdata *, const char *, size_t);
 226 int  mb_put_pstring(struct mbdata *mbp, const char *s);
 227 int  mb_put_mbuf(struct mbdata *, struct mbuf *);
 228
 229 int  mb_get_uint8(struct mbdata *, u_int8_t *);
 230 int  mb_get_uint16(struct mbdata *, u_int16_t *);
 231 int  mb_get_uint16le(struct mbdata *, u_int16_t *);
 232 int  mb_get_uint16be(struct mbdata *, u_int16_t *);
 233 int  mb_get_uint32(struct mbdata *, u_int32_t *);
 234 int  mb_get_uint32be(struct mbdata *, u_int32_t *);
 235 int  mb_get_uint32le(struct mbdata *, u_int32_t *);
 236 int  mb_get_int64(struct mbdata *, int64_t *);
 237 int  mb_get_int64be(struct mbdata *, int64_t *);
 238 int  mb_get_int64le(struct mbdata *, int64_t *);
 239 int  mb_get_mem(struct mbdata *, char *, size_t);
 240
 241 extern u_char nls_lower[256], nls_upper[256];
 242
 243 int   nls_setrecode(const char *, const char *);
 244 int   nls_setlocale(const char *);
 245 char* nls_str_toext(char *, const char *);
 246 char* nls_str_toloc(char *, const char *);
 247 void* nls_mem_toext(void *, const void *, size_t);
 248 void* nls_mem_toloc(void *, const void *, size_t);
 249 char* nls_str_upper(char *, const char *);
 250 char* nls_str_lower(char *, const char *);
 251
 252 __END_DECLS
 253
 254 #endif /* _NETSMB_SMB_LIB_H_ */