text-utils/hexdump.h

   1 /*
   2  * Copyright (c) 1989 The Regents of the University of California.
   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 the University of
  16  *      California, Berkeley and its contributors.
  17  * 4. Neither the name of the University nor the names of its contributors
  18  *    may be used to endorse or promote products derived from this software
  19  *    without specific prior written permission.
  20  *
  21  * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
  22  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
  23  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
  24  * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
  25  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  26  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
  27  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
  28  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
  29  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
  30  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  31  * SUCH DAMAGE.
  32  *
  33  *      @(#)hexdump.h   5.4 (Berkeley) 6/1/90
  34  */
  35
  36 typedef struct _pr {
  37         struct _pr *nextpr;             /* next print unit */
  38 #define F_ADDRESS       0x001           /* print offset */
  39 #define F_BPAD          0x002           /* blank pad */
  40 #define F_C             0x004           /* %_c */
  41 #define F_CHAR          0x008           /* %c */
  42 #define F_DBL           0x010           /* %[EefGf] */
  43 #define F_INT           0x020           /* %[di] */
  44 #define F_P             0x040           /* %_p */
  45 #define F_STR           0x080           /* %s */
  46 #define F_U             0x100           /* %_u */
  47 #define F_UINT          0x200           /* %[ouXx] */
  48 #define F_TEXT          0x400           /* no conversions */
  49         unsigned int flags;             /* flag values */
  50         int bcnt;                       /* byte count */
  51         char *cchar;                    /* conversion character */
  52         char *fmt;                      /* printf format */
  53         char *nospace;                  /* no whitespace version */
  54 } PR;
  55
  56 typedef struct _fu {
  57         struct _fu *nextfu;             /* next format unit */
  58         struct _pr *nextpr;             /* next print unit */
  59 #define F_IGNORE        0x01            /* %_A */
  60 #define F_SETREP        0x02            /* rep count set, not default */
  61         unsigned int flags;             /* flag values */
  62         int reps;                       /* repetition count */
  63         int bcnt;                       /* byte count */
  64         char *fmt;                      /* format string */
  65 } FU;
  66
  67 typedef struct _fs {                    /* format strings */
  68         struct _fs *nextfs;             /* linked list of format strings */
  69         struct _fu *nextfu;             /* linked list of format units */
  70         int bcnt;
  71 } FS;
  72
  73 extern FU *endfu;
  74 extern FS *fshead;                      /* head of format strings list */
  75 extern int blocksize;                   /* data block size */
  76 extern int deprecated;                  /* od compatibility */
  77 extern int exitval;                     /* final exit value */
  78 extern int length;                      /* max bytes to read */
  79 extern off_t skip;                      /* bytes to skip */
  80
  81 enum _vflag { ALL, DUP, FIRST, WAIT };  /* -v values */
  82 extern enum _vflag vflag;
  83
  84 int size(FS *);
  85 void add(const char *);
  86 void rewrite(FS *);
  87 void addfile(char *);
  88 void display(void);
  89 void __attribute__((__noreturn__)) usage(FILE *out);
  90 void conv_c(PR *, u_char *);
  91 void conv_u(PR *, u_char *);
  92 int  next(char **);
  93 void newsyntax(int, char ***);