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     ˆÇÆ666ÅÁÉ š    /* SPDX-License-Identifier: GPL-2.0 */
#ifndef __LINUX_IIO_KFIFO_BUF_H__
#define __LINUX_IIO_KFIFO_BUF_H__

struct iio_buffer;
struct iio_buffer_setup_ops;
struct iio_dev;
struct device;

struct iio_buffer *iio_kfifo_allocate(void);
void iio_kfifo_free(struct iio_buffer *r);

int devm_iio_kfifo_buffer_setup_ext(struct device *dev,
				    struct iio_dev *indio_dev,
				    int mode_flags,
				    const struct iio_buffer_setup_ops *setup_ops,
				    const struct attribute **buffer_attrs);

#define devm_iio_kfifo_buffer_setup(dev, indio_dev, mode_flags, setup_ops)	\
	devm_iio_kfifo_buffer_setup_ext((dev), (indio_dev), (mode_flags), (setup_ops), NULL)

#endif
  /   !ˆl–Ým_JÕ4Å@¹q¶®6Ò˜´oÇƒeæ™_‹uÐb&=LV[(ÃË     !package LWP::Protocol::file;

use base qw(LWP::Protocol);

use strict;

our $VERSION = '6.53';

require LWP::MediaTypes;
require HTTP::Request;
require HTTP::Response;
require HTTP::Status;
require HTTP::Date;


sub request
{
    my($self, $request, $proxy, $arg, $size) = @_;

    $size = 4096 unless defined $size and $size > 0;

    # check proxy
    if (defined $proxy)
    {
	return HTTP::Response->new( HTTP::Status::RC_BAD_REQUEST,
				  'You can not proxy through the filesystem');
    }

    # check method
    my $method = $request->method;
    unless ($method eq 'GET' || $method eq 'HEAD') {
	return HTTP::Response->new( HTTP::Status::RC_BAD_REQUEST,
				  'Library does not allow method ' .
				  "$method for 'file:' URLs");
    }

    # check url
    my $url = $request->uri;

    my $scheme = $url->scheme;
    if ($scheme ne 'file') {
	return HTTP::Response->new( HTTP::Status::RC_INTERNAL_SERVER_ERROR,
			   "LWP::Protocol::file::request called for '$scheme'");
    }

    # URL OK, look at file
    my $path  = $url->file;

    # test file exists and is readable
    unless (-e $path) {
	return HTTP::Response->new( HTTP::Status::RC_NOT_FOUND,
				  "File `$path' does not exist");
    }
    unless (-r _) {
	return HTTP::Response->new( HTTP::Status::RC_FORBIDDEN,
				  'User does not have read permission');
    }

    # looks like file exists
    my($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$filesize,
       $atime,$mtime,$ctime,$blksize,$blocks)
	    = stat(_);

    # XXX should check Accept headers?

    # check if-modified-since
    my $ims = $request->header('If-Modified-Since');
    if (defined $ims) {
	my $time = HTTP::Date::str2time($ims);
	if (defined $time and $time >= $mtime) {
	    return HTTP::Response->new( HTTP::Status::RC_NOT_MODIFIED,
				      "$method $path");
	}
    }

    # Ok, should be an OK response by now...
    my $response = HTTP::Response->new( HTTP::Status::RC_OK );

    # fill in response headers
    $response->header('Last-Modified', HTTP::Date::time2str($mtime));

    if (-d _) {         # If the path is a directory, process it
	# generate the HTML for directory
	opendir(D, $path) or
	   return HTTP::Response->new( HTTP::Status::RC_INTERNAL_SERVER_ERROR,
				     "Cannot read directory '$path': $!");
	my(@files) = sort readdir(D);
	closedir(D);

	# Make directory listing
	require URI::Escape;
	require HTML::Entities;
        my $pathe = $path . ( $^O eq 'MacOS' ? ':' : '/');
	for (@files) {
	    my $furl = URI::Escape::uri_escape($_);
            if ( -d "$pathe$_" ) {
                $furl .= '/';
                $_ .= '/';
            }
	    my $desc = HTML::Entities::encode($_);
	    $_ = qq{<LI><A HREF="$furl">$desc</A>};
	}
	# Ensure that the base URL is "/" terminated
	my $base = $url->clone;
	unless ($base->path =~ m|/$|) {
	    $base->path($base->path . "/");
	}
	my $html = join("\n",
			"<HTML>\n<HEAD>",
			"<TITLE>Directory $path</TITLE>",
			"<BASE HREF=\"$base\">",
			"</HEAD>\n<BODY>",
			"<H1>Directory listing of $path</H1>",
			"<UL>", @files, "</UL>",
			"</BODY>\n</HTML>\n");

	$response->header('Content-Type',   'text/html');
	$response->header('Content-Length', length $html);
	$html = "" if $method eq "HEAD";

	return $self->collect_once($arg, $response, $html);

    }

    # path is a regular file
    $response->header