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To: vim_dev@googlegroups.com
Subject: Patch 8.1.0854
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
Mime-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
------------

Patch 8.1.0854
Problem:    xxd does not work with more than 32 bit addresses.
Solution:   Add support for 64 bit addresses. (Christer Jensen, closes #3791)
Files:	    src/xxd/xxd.c


*** ../vim-8.1.0853/src/xxd/xxd.c	2019-01-25 21:52:12.190931859 +0100
--- src/xxd/xxd.c	2019-01-30 23:00:28.306174236 +0100
***************
*** 52,57 ****
--- 52,58 ----
   * 2011 March  Better error handling by Florian Zumbiehl.
   * 2011 April  Formatting by Bram Moolenaar
   * 08.06.2013  Little-endian hexdump (-e) and offset (-o) by Vadim Vygonets.
+  * 11.01.2019  Add full 64/32 bit range to -o and output by Christer Jensen.
   *
   * (c) 1990-1998 by Juergen Weigert (jnweiger@informatik.uni-erlangen.de)
   *
***************
*** 90,95 ****
--- 91,97 ----
  #include <stdlib.h>
  #include <string.h>	/* for strncmp() */
  #include <ctype.h>	/* for isalnum() */
+ #include <limits.h>
  #if __MWERKS__ && !defined(BEBOX)
  # include <unix.h>	/* for fdopen() on MAC */
  #endif
***************
*** 204,210 ****
  
  #define TRY_SEEK	/* attempt to use lseek, or skip forward by reading */
  #define COLS 256	/* change here, if you ever need more columns */
! #define LLEN (12 + (9*COLS-1) + COLS + 2)
  
  char hexxa[] = "0123456789abcdef0123456789ABCDEF", *hexx = hexxa;
  
--- 206,212 ----
  
  #define TRY_SEEK	/* attempt to use lseek, or skip forward by reading */
  #define COLS 256	/* change here, if you ever need more columns */
! #define LLEN ((2*(int)sizeof(unsigned long)) + 4 + (9*COLS-1) + COLS + 2)
  
  char hexxa[] = "0123456789abcdef0123456789ABCDEF", *hexx = hexxa;
  
***************
*** 466,472 ****
    int ebcdic = 0;
    int octspergrp = -1;	/* number of octets grouped in output */
    int grplen;		/* total chars per octet group */
!   long length = -1, n = 0, seekoff = 0, displayoff = 0;
    static char l[LLEN+1];  /* static because it may be too big for stack */
    char *pp;
  
--- 468,475 ----
    int ebcdic = 0;
    int octspergrp = -1;	/* number of octets grouped in output */
    int grplen;		/* total chars per octet group */
!   long length = -1, n = 0, seekoff = 0;
!   unsigned long displayoff = 0;
    static char l[LLEN+1];  /* static because it may be too big for stack */
    char *pp;
  
***************
*** 536,548 ****
  	}
        else if (!STRNCMP(pp, "-o", 2))
  	{
  	  if (pp[2] && STRNCMP("ffset", pp + 2, 5))
! 	    displayoff = (int)strtol(pp + 2, NULL, 0);
  	  else
  	    {
  	      if (!argv[2])
  		exit_with_usage();
! 	      displayoff = (int)strtol(argv[2], NULL, 0);
  	      argv++;
  	      argc--;
  	    }
--- 539,563 ----
  	}
        else if (!STRNCMP(pp, "-o", 2))
  	{
+ 	  int reloffset = 0;
+ 	  int negoffset = 0;
  	  if (pp[2] && STRNCMP("ffset", pp + 2, 5))
! 	    displayoff = strtoul(pp + 2, NULL, 0);
  	  else
  	    {
  	      if (!argv[2])
  		exit_with_usage();
! 
! 	      if (argv[2][0] == '+')
! 	       reloffset++;
! 	     if (argv[2][reloffset] == '-')
! 	       negoffset++;
! 
! 	     if (negoffset)
! 	       displayoff = ULONG_MAX - strtoul(argv[2] + reloffset+negoffset, NULL, 0) + 1;
! 	     else
! 	       displayoff = strtoul(argv[2] + reloffset+negoffset, NULL, 0);
! 
  	      argv++;
  	      argc--;
  	    }
***************
*** 805,835 ****
    else	/* hextype == HEX_BITS */
      grplen = 8 * octspergrp + 1;
  
    e = 0;
    while ((length < 0 || n < length) && (e = getc(fp)) != EOF)
      {
        if (p == 0)
  	{
! 	  sprintf(l, "%08lx:",
! 	    ((unsigned long)(n + seekoff + displayoff)) & 0xffffffff);
! 	  for (c = 9; c < LLEN; l[c++] = ' ');
  	}
        if (hextype == HEX_NORMAL)
  	{
! 	  l[c = (10 + (grplen * p) / octspergrp)] = hexx[(e >> 4) & 0xf];
  	  l[++c]				  = hexx[ e       & 0xf];
  	}
        else if (hextype == HEX_LITTLEENDIAN)
  	{
  	  int x = p ^ (octspergrp-1);
! 	  l[c = (10 + (grplen * x) / octspergrp)] = hexx[(e >> 4) & 0xf];
  	  l[++c]				  = hexx[ e       & 0xf];
  	}
        else /* hextype == HEX_BITS */
  	{
  	  int i;
  
! 	  c = (10 + (grplen * p) / octspergrp) - 1;
  	  for (i = 7; i >= 0; i--)
  	    l[++c] = (e & (1 << i)) ? '1' : '0';
  	}
--- 820,851 ----
    else	/* hextype == HEX_BITS */
      grplen = 8 * octspergrp + 1;
  
+   int addrlen = 9;
    e = 0;
    while ((length < 0 || n < length) && (e = getc(fp)) != EOF)
      {
        if (p == 0)
  	{
! 	  addrlen = sprintf(l, "%08lx:",
! 	    ((unsigned long)(n + seekoff + displayoff)));
! 	  for (c = addrlen; c < LLEN; l[c++] = ' ');
  	}
        if (hextype == HEX_NORMAL)
  	{
! 	  l[c = (addrlen + 1 + (grplen * p) / octspergrp)] = hexx[(e >> 4) & 0xf];
  	  l[++c]				  = hexx[ e       & 0xf];
  	}
        else if (hextype == HEX_LITTLEENDIAN)
  	{
  	  int x = p ^ (octspergrp-1);
! 	  l[c = (addrlen + 1 + (grplen * x) / octspergrp)] = hexx[(e >> 4) & 0xf];
  	  l[++c]				  = hexx[ e       & 0xf];
  	}
        else /* hextype == HEX_BITS */
  	{
  	  int i;
  
! 	  c = (addrlen + 1 + (grplen * p) / octspergrp) - 1;
  	  for (i = 7; i >= 0; i--)
  	    l[++c] = (e & (1 << i)) ? '1' : '0';
  	}
***************
*** 838,844 ****
        if (ebcdic)
  	e = (e < 64) ? '.' : etoa64[e-64];
        /* When changing this update definition of LLEN above. */
!       l[12 + (grplen * cols - 1)/octspergrp + p] =
  #ifdef __MVS__
  	  (e >= 64)
  #else
--- 854,860 ----
        if (ebcdic)
  	e = (e < 64) ? '.' : etoa64[e-64];
        /* When changing this update definition of LLEN above. */
!       l[addrlen + 3 + (grplen * cols - 1)/octspergrp + p] =
  #ifdef __MVS__
  	  (e >= 64)
  #else
***************
*** 848,854 ****
        n++;
        if (++p == cols)
  	{
! 	  l[c = (12 + (grplen * cols - 1)/octspergrp + p)] = '\n'; l[++c] = '\0';
  	  xxdline(fpo, l, autoskip ? nonzero : 1);
  	  nonzero = 0;
  	  p = 0;
--- 864,870 ----
        n++;
        if (++p == cols)
  	{
! 	  l[c = (addrlen + 3 + (grplen * cols - 1)/octspergrp + p)] = '\n'; l[++c] = '\0';
  	  xxdline(fpo, l, autoskip ? nonzero : 1);
  	  nonzero = 0;
  	  p = 0;
***************
*** 858,864 ****
      die(2);
    if (p)
      {
!       l[c = (12 + (grplen * cols - 1)/octspergrp + p)] = '\n'; l[++c] = '\0';
        xxdline(fpo, l, 1);
      }
    else if (autoskip)
--- 874,880 ----
      die(2);
    if (p)
      {
!       l[c = (addrlen + 3 + (grplen * cols - 1)/octspergrp + p)] = '\n'; l[++c] = '\0';
        xxdline(fpo, l, 1);
      }
    else if (autoskip)
*** ../vim-8.1.0853/src/version.c	2019-01-30 22:36:14.646981306 +0100
--- src/version.c	2019-01-30 23:01:44.097578546 +0100
***************
*** 785,786 ****
--- 785,788 ----
  {   /* Add new patch number below this line */
+ /**/
+     854,
  /**/

-- 
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 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
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