dbipport.h

视频监控网络部分的协议ddns,的模块的实现代码,请大家大胆指正.

HEADER
  }

  if (!defined $diff) {
    $diff = run_diff('diff -u', $file, $str);
  }

  if (!defined $diff) {
    $diff = run_diff('diff', $file, $str);
  }

  if (!defined $diff) {
    error("Cannot generate a diff. Please install Text::Diff or use --copy.");
    return;
  }

  print F $diff;

}

sub run_diff
{
  my($prog, $file, $str) = @_;
  my $tmp = 'dppptemp';
  my $suf = 'aaa';
  my $diff = '';
  local *F;

  while (-e "$tmp.$suf") { $suf++ }
  $tmp = "$tmp.$suf";

  if (open F, ">$tmp") {
    print F $str;
    close F;

    if (open F, "$prog $file $tmp |") {
      while (<F>) {
        s/\Q$tmp\E/$file.patched/;
        $diff .= $_;
      }
      close F;
      unlink $tmp;
      return $diff;
    }

    unlink $tmp;
  }
  else {
    error("Cannot open '$tmp' for writing: $!");
  }

  return undef;
}

sub can_use
{
  eval "use @_;";
  return $@ eq '';
}

sub rec_depend
{
  my $func = shift;
  my %seen;
  return () unless exists $depends{$func};
  grep !$seen{$_}++, map { ($_, rec_depend($_)) } @{$depends{$func}};
}

sub parse_version
{
  my $ver = shift;

  if ($ver =~ /^(\d+)\.(\d+)\.(\d+)$/) {
    return ($1, $2, $3);
  }
  elsif ($ver !~ /^\d+\.[\d_]+$/) {
    die "cannot parse version '$ver'\n";
  }

  $ver =~ s/_//g;
  $ver =~ s/$/000000/;

  my($r,$v,$s) = $ver =~ /(\d+)\.(\d{3})(\d{3})/;

  $v = int $v;
  $s = int $s;

  if ($r < 5 || ($r == 5 && $v < 6)) {
    if ($s % 10) {
      die "cannot parse version '$ver'\n";
    }
  }

  return ($r, $v, $s);
}

sub format_version
{
  my $ver = shift;

  $ver =~ s/$/000000/;
  my($r,$v,$s) = $ver =~ /(\d+)\.(\d{3})(\d{3})/;

  $v = int $v;
  $s = int $s;

  if ($r < 5 || ($r == 5 && $v < 6)) {
    if ($s % 10) {
      die "invalid version '$ver'\n";
    }
    $s /= 10;

    $ver = sprintf "%d.%03d", $r, $v;
    $s > 0 and $ver .= sprintf "_%02d", $s;

    return $ver;
  }

  return sprintf "%d.%d.%d", $r, $v, $s;
}

sub info
{
  $opt{quiet} and return;
  print @_, "\n";
}

sub diag
{
  $opt{quiet} and return;
  $opt{diag} and print @_, "\n";
}

sub warning
{
  $opt{quiet} and return;
  print "*** ", @_, "\n";
}

sub error
{
  print "*** ERROR: ", @_, "\n";
}

my %given_hints;
sub hint
{
  $opt{quiet} and return;
  $opt{hints} or return;
  my $func = shift;
  exists $hints{$func} or return;
  $given_hints{$func}++ and return;
  my $hint = $hints{$func};
  $hint =~ s/^/   /mg;
  print "   --- hint for $func ---\n", $hint;
}

sub usage
{
  my($usage) = do { local(@ARGV,$/)=($0); <> } =~ /^=head\d$HS+SYNOPSIS\s*^(.*?)\s*^=/ms;
  my %M = ( 'I' => '*' );
  $usage =~ s/^\s*perl\s+\S+/$^X $0/;
  $usage =~ s/([A-Z])<([^>]+)>/$M{$1}$2$M{$1}/g;

  print <<ENDUSAGE;

Usage: $usage

See perldoc $0 for details.

ENDUSAGE

  exit 2;
}

__DATA__
*/

#ifndef _P_P_PORTABILITY_H_
#define _P_P_PORTABILITY_H_

#ifndef DPPP_NAMESPACE
#  define DPPP_NAMESPACE DPPP_
#endif

#define DPPP_CAT2(x,y) CAT2(x,y)
#define DPPP_(name) DPPP_CAT2(DPPP_NAMESPACE, name)

#ifndef PERL_REVISION
#  if !defined(__PATCHLEVEL_H_INCLUDED__) && !(defined(PATCHLEVEL) && defined(SUBVERSION))
#    define PERL_PATCHLEVEL_H_IMPLICIT
#    include <patchlevel.h>
#  endif
#  if !(defined(PERL_VERSION) || (defined(SUBVERSION) && defined(PATCHLEVEL)))
#    include <could_not_find_Perl_patchlevel.h>
#  endif
#  ifndef PERL_REVISION
#    define PERL_REVISION       (5)
     /* Replace: 1 */
#    define PERL_VERSION        PATCHLEVEL
#    define PERL_SUBVERSION     SUBVERSION
     /* Replace PERL_PATCHLEVEL with PERL_VERSION */
     /* Replace: 0 */
#  endif
#endif

#define PERL_BCDVERSION ((PERL_REVISION * 0x1000000L) + (PERL_VERSION * 0x1000L) + PERL_SUBVERSION)

/* It is very unlikely that anyone will try to use this with Perl 6
   (or greater), but who knows.
 */
#if PERL_REVISION != 5
#  error ppport.h only works with Perl version 5
#endif /* PERL_REVISION != 5 */

#ifdef I_LIMITS
#  include <limits.h>
#endif

#ifndef PERL_UCHAR_MIN
#  define PERL_UCHAR_MIN ((unsigned char)0)
#endif

#ifndef PERL_UCHAR_MAX
#  ifdef UCHAR_MAX
#    define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
#  else
#    ifdef MAXUCHAR
#      define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
#    else
#      define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
#    endif
#  endif
#endif

#ifndef PERL_USHORT_MIN
#  define PERL_USHORT_MIN ((unsigned short)0)
#endif

#ifndef PERL_USHORT_MAX
#  ifdef USHORT_MAX
#    define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
#  else
#    ifdef MAXUSHORT
#      define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
#    else
#      ifdef USHRT_MAX
#        define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
#      else
#        define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
#      endif
#    endif
#  endif
#endif

#ifndef PERL_SHORT_MAX
#  ifdef SHORT_MAX
#    define PERL_SHORT_MAX ((short)SHORT_MAX)
#  else
#    ifdef MAXSHORT    /* Often used in <values.h> */
#      define PERL_SHORT_MAX ((short)MAXSHORT)
#    else
#      ifdef SHRT_MAX
#        define PERL_SHORT_MAX ((short)SHRT_MAX)
#      else
#        define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
#      endif
#    endif
#  endif
#endif

#ifndef PERL_SHORT_MIN
#  ifdef SHORT_MIN
#    define PERL_SHORT_MIN ((short)SHORT_MIN)
#  else
#    ifdef MINSHORT
#      define PERL_SHORT_MIN ((short)MINSHORT)
#    else
#      ifdef SHRT_MIN
#        define PERL_SHORT_MIN ((short)SHRT_MIN)
#      else
#        define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
#      endif
#    endif
#  endif
#endif

#ifndef PERL_UINT_MAX
#  ifdef UINT_MAX
#    define PERL_UINT_MAX ((unsigned int)UINT_MAX)
#  else
#    ifdef MAXUINT
#      define PERL_UINT_MAX ((unsigned int)MAXUINT)
#    else
#      define PERL_UINT_MAX (~(unsigned int)0)
#    endif
#  endif
#endif

#ifndef PERL_UINT_MIN
#  define PERL_UINT_MIN ((unsigned int)0)
#endif

#ifndef PERL_INT_MAX
#  ifdef INT_MAX
#    define PERL_INT_MAX ((int)INT_MAX)
#  else
#    ifdef MAXINT    /* Often used in <values.h> */
#      define PERL_INT_MAX ((int)MAXINT)
#    else
#      define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
#    endif
#  endif
#endif

#ifndef PERL_INT_MIN
#  ifdef INT_MIN
#    define PERL_INT_MIN ((int)INT_MIN)
#  else
#    ifdef MININT
#      define PERL_INT_MIN ((int)MININT)
#    else
#      define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
#    endif
#  endif
#endif

#ifndef PERL_ULONG_MAX
#  ifdef ULONG_MAX
#    define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
#  else
#    ifdef MAXULONG
#      define PERL_ULONG_MAX ((unsigned long)MAXULONG)
#    else
#      define PERL_ULONG_MAX (~(unsigned long)0)
#    endif
#  endif
#endif

#ifndef PERL_ULONG_MIN
#  define PERL_ULONG_MIN ((unsigned long)0L)
#endif

#ifndef PERL_LONG_MAX
#  ifdef LONG_MAX
#    define PERL_LONG_MAX ((long)LONG_MAX)
#  else
#    ifdef MAXLONG
#      define PERL_LONG_MAX ((long)MAXLONG)
#    else
#      define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
#    endif
#  endif
#endif

#ifndef PERL_LONG_MIN
#  ifdef LONG_MIN
#    define PERL_LONG_MIN ((long)LONG_MIN)
#  else
#    ifdef MINLONG
#      define PERL_LONG_MIN ((long)MINLONG)
#    else
#      define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
#    endif
#  endif
#endif

#if defined(HAS_QUAD) && (defined(convex) || defined(uts))
#  ifndef PERL_UQUAD_MAX
#    ifdef ULONGLONG_MAX
#      define PERL_UQUAD_MAX ((unsigned long long)ULONGLONG_MAX)
#    else
#      ifdef MAXULONGLONG
#        define PERL_UQUAD_MAX ((unsigned long long)MAXULONGLONG)
#      else
#        define PERL_UQUAD_MAX (~(unsigned long long)0)
#      endif
#    endif
#  endif

#  ifndef PERL_UQUAD_MIN
#    define PERL_UQUAD_MIN ((unsigned long long)0L)
#  endif

#  ifndef PERL_QUAD_MAX
#    ifdef LONGLONG_MAX
#      define PERL_QUAD_MAX ((long long)LONGLONG_MAX)
#    else
#      ifdef MAXLONGLONG
#        define PERL_QUAD_MAX ((long long)MAXLONGLONG)
#      else
#        define PERL_QUAD_MAX ((long long) (PERL_UQUAD_MAX >> 1))
#      endif
#    endif
#  endif

#  ifndef PERL_QUAD_MIN
#    ifdef LONGLONG_MIN
#      define PERL_QUAD_MIN ((long long)LONGLONG_MIN)
#    else
#      ifdef MINLONGLONG
#        define PERL_QUAD_MIN ((long long)MINLONGLONG)
#      else
#        define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
#      endif
#    endif
#  endif
#endif

/* This is based on code from 5.003 perl.h */
#ifdef HAS_QUAD
#  ifdef cray
#ifndef IVTYPE
#  define IVTYPE                         int
#endif

#ifndef IV_MIN
#  define IV_MIN                         PERL_INT_MIN
#endif

#ifndef IV_MAX
#  define IV_MAX                         PERL_INT_MAX
#endif

#ifndef UV_MIN
#  define UV_MIN                         PERL_UINT_MIN
#endif

#ifndef UV_MAX
#  define UV_MAX                         PERL_UINT_MAX
#endif

#    ifdef INTSIZE
#ifndef IVSIZE
#  define IVSIZE                         INTSIZE
#endif

#    endif
#  else
#    if defined(convex) || defined(uts)
#ifndef IVTYPE
#  define IVTYPE                         long long
#endif

#ifndef IV_MIN
#  define IV_MIN                         PERL_QUAD_MIN
#endif

#ifndef IV_MAX
#  define IV_MAX                         PERL_QUAD_MAX
#endif

#ifndef UV_MIN
#  define UV_MIN                         PERL_UQUAD_MIN
#endif

#ifndef UV_MAX
#  define UV_MAX                         PERL_UQUAD_MAX
#endif

#      ifdef LONGLONGSIZE
#ifndef IVSIZE
#  define IVSIZE                         LONGLONGSIZE
#endif

#      endif
#    else
#ifndef IVTYPE
#  define IVTYPE                         long
#endif

#ifndef IV_MIN
#  define IV_MIN                         PERL_LONG_MIN
#endif

#ifndef IV_MAX
#  define IV_MAX                         PERL_LONG_MAX
#endif

#ifndef UV_MIN
#  define UV_MIN                         PERL_ULONG_MIN
#endif

#ifndef UV_MAX
#  define UV_MAX                         PERL_ULONG_MAX
#endif

#      ifdef LONGSIZE
#ifndef IVSIZE
#  define IVSIZE                         LONGSIZE
#endif

#      endif
#    endif
#  endif
#ifndef IVSIZE
#  define IVSIZE                         8
#endif

#ifndef PERL_QUAD_MIN
#  define PERL_QUAD_MIN                  IV_MIN
#endif

#ifndef PERL_QUAD_MAX
#  define PERL_QUAD_MAX                  IV_MAX
#endif

#ifndef PERL_UQUAD_MIN
#  define PERL_UQUAD_MIN                 UV_MIN
#endif

#ifndef PERL_UQUAD_MAX
#  define PERL_UQUAD_MAX                 UV_MAX
#endif

#else
#ifndef IVTYPE
#  define IVTYPE                         long
#endif

#ifndef IV_MIN
#  define IV_MIN                         PERL_LONG_MIN
#endif

#ifndef IV_MAX
#  define IV_MAX                         PERL_LONG_MAX
#endif

#ifndef UV_MIN
#  define UV_MIN                         PERL_ULONG_MIN
#endif

#ifndef UV_MAX
#  define UV_MAX                         PERL_ULONG_MAX
#endif

#endif

#ifndef IVSIZE
#  ifdef LONGSIZE
#    define IVSIZE LONGSIZE
#  else
#    define IVSIZE 4 /* A bold guess, but the best we can make. */
#  endif
#endif
#ifndef UVTYPE
#  define UVTYPE                         unsigned IVTYPE
#endif

#ifndef UVSIZE
#  define UVSIZE                         IVSIZE
#endif

#ifndef sv_setuv
#  define sv_setuv(sv, uv)                  \
   STMT_START {                             \
       UV TeMpUv = uv;                      \
       if (TeMpUv <= IV_MAX)                \
           sv_setiv(sv, TeMpUv);            \
       else                                 \
           sv_setnv(sv, (double)TeMpUv);    \
   } STMT_END
#endif

#ifndef newSVuv
#  define newSVuv(uv) ((uv) <= IV_MAX ? newSViv((IV)uv) : newSVnv((NV)uv))
#endif
#ifndef sv_2uv
#  define sv_2uv(sv)                     ((PL_Sv = (sv)), (UV) (SvNOK(PL_Sv) ? SvNV(PL_Sv) : sv_2nv(PL_Sv)))
#endif

#ifndef SvUVX
#  define SvUVX(sv)                      ((UV)SvIVX(sv))
#endif

#ifndef SvUVXx
#  define SvUVXx(sv)                     SvUVX(sv)
#endif

#ifndef SvUV
#  define SvUV(sv)                       (SvIOK(sv) ? SvUVX(sv) : sv_2uv(sv))
#endif

#ifndef SvUVx
#  define SvUVx(sv)                      ((PL_Sv = (sv)), SvUV(PL_Sv))
#endif

/* Hint: sv_uv
 * Always use the SvUVx() macro instead of sv_uv().
 */
#ifndef sv_uv
#  define sv_uv(sv)                      SvUVx(sv)
#endif
#ifndef XST_mUV
#  define XST_mUV(i,v)                   (ST(i) = sv_2mortal(newSVuv(v))  )
#endif

#ifndef XSRETURN_UV
#  define XSRETURN_UV(v)                 STMT_START { XST_mUV(0,v);  XSRETURN(1); } STMT_END
#endif
#ifndef PUSHu
#  define PUSHu(u)                       STMT_START { sv_setuv(TARG, (UV)(u)); PUSHTARG;  } STMT_END
#endif

#ifndef XPUSHu
#  define XPUSHu(u)                      STMT_START { sv_setuv(TARG, (UV)(u)); XPUSHTARG; } STMT_END
#endif

#if (PERL_VERSION < 4) || ((PERL_VERSION == 4) && (PERL_SUBVERSION <= 5))
/* Replace: 1 */
#  define PL_DBsingle               DBsi