321 lines
12 KiB
C
321 lines
12 KiB
C
/* $NetBSD: content-bozo.c,v 1.21 2022/05/31 06:34:33 mrg Exp $ */
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/* $eterna: content-bozo.c,v 1.17 2011/11/18 09:21:15 mrg Exp $ */
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/*
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* Copyright (c) 1997-2021 Matthew R. Green
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer and
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* dedication in the documentation and/or other materials provided
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* with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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*/
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/* this code implements content-type handling for bozohttpd */
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#include <sys/param.h>
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#include <errno.h>
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#include <string.h>
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#include "bozohttpd.h"
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/*
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* this map and the functions below map between filenames and the
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* content type and content encoding definitions. this should become
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* a configuration file, perhaps like apache's mime.types (but that
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* has less info per-entry).
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*/
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static bozo_content_map_t static_content_map[] = {
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{ ".html", "text/html", "", "", NULL },
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{ ".htm", "text/html", "", "", NULL },
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{ ".gif", "image/gif", "", "", NULL },
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{ ".jpeg", "image/jpeg", "", "", NULL },
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{ ".jpg", "image/jpeg", "", "", NULL },
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{ ".jpe", "image/jpeg", "", "", NULL },
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{ ".png", "image/png", "", "", NULL },
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{ ".mp3", "audio/mpeg", "", "", NULL },
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{ ".css", "text/css", "", "", NULL },
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{ ".txt", "text/plain", "", "", NULL },
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{ ".swf", "application/x-shockwave-flash","", "", NULL },
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{ ".dcr", "application/x-director", "", "", NULL },
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{ ".pac", "application/x-ns-proxy-autoconfig", "", "", NULL },
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{ ".pa", "application/x-ns-proxy-autoconfig", "", "", NULL },
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{ ".tar", "multipart/x-tar", "", "", NULL },
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{ ".gtar", "application/x-gtar-compressed", "", "", NULL },
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{ ".tar.gz", "application/x-gtar-compressed", "", "", NULL },
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{ ".tar.bz2", "application/x-gtar-compressed", "", "", NULL },
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{ ".tar.xz", "application/x-gtar-compressed", "", "", NULL },
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{ ".tar.lz", "application/x-gtar-compressed", "", "", NULL },
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{ ".tar.zst", "application/x-gtar-compressed", "", "", NULL },
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{ ".tgz", "application/x-gtar-compressed", "", "", NULL },
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{ ".tbz2", "application/x-gtar-compressed", "", "", NULL },
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{ ".txz", "application/x-gtar-compressed", "", "", NULL },
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{ ".tlz", "application/x-gtar-compressed", "", "", NULL },
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{ ".tar.z", "application/x-gtar-compressed", "", "", NULL },
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{ ".tar.Z", "application/x-gtar-compressed", "", "", NULL },
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{ ".taz", "application/x-gtar-compressed", "", "", NULL },
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{ ".Z", "application/x-compress", "", "", NULL },
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{ ".gz", "application/x-gzip", "", "", NULL },
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{ ".z", "unknown", "", "", NULL },
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{ ".bz2", "application/x-bzip2", "", "", NULL },
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{ ".ogg", "application/x-ogg", "", "", NULL },
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{ ".mkv", "video/x-matroska", "", "", NULL },
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{ ".xbel", "text/xml", "", "", NULL },
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{ ".xml", "text/xml", "", "", NULL },
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{ ".xsl", "text/xml", "", "", NULL },
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{ ".hqx", "application/mac-binhex40", "", "", NULL },
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{ ".cpt", "application/mac-compactpro", "", "", NULL },
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{ ".doc", "application/msword", "", "", NULL },
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{ ".bin", "application/octet-stream", "", "", NULL },
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{ ".dms", "application/octet-stream", "", "", NULL },
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{ ".lha", "application/octet-stream", "", "", NULL },
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{ ".lzh", "application/octet-stream", "", "", NULL },
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{ ".exe", "application/octet-stream", "", "", NULL },
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{ ".class", "application/octet-stream", "", "", NULL },
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{ ".oda", "application/oda", "", "", NULL },
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{ ".pdf", "application/pdf", "", "", NULL },
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{ ".ai", "application/postscript", "", "", NULL },
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{ ".eps", "application/postscript", "", "", NULL },
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{ ".ps", "application/postscript", "", "", NULL },
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{ ".ppt", "application/powerpoint", "", "", NULL },
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{ ".rtf", "application/rtf", "", "", NULL },
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{ ".bcpio", "application/x-bcpio", "", "", NULL },
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{ ".torrent", "application/x-bittorrent", "", "", NULL },
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{ ".vcd", "application/x-cdlink", "", "", NULL },
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{ ".cpio", "application/x-cpio", "", "", NULL },
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{ ".csh", "application/x-csh", "", "", NULL },
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{ ".dir", "application/x-director", "", "", NULL },
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{ ".dxr", "application/x-director", "", "", NULL },
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{ ".dvi", "application/x-dvi", "", "", NULL },
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{ ".hdf", "application/x-hdf", "", "", NULL },
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{ ".cgi", "application/x-httpd-cgi", "", "", NULL },
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{ ".skp", "application/x-koan", "", "", NULL },
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{ ".skd", "application/x-koan", "", "", NULL },
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{ ".skt", "application/x-koan", "", "", NULL },
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{ ".skm", "application/x-koan", "", "", NULL },
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{ ".latex", "application/x-latex", "", "", NULL },
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{ ".mif", "application/x-mif", "", "", NULL },
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{ ".nc", "application/x-netcdf", "", "", NULL },
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{ ".cdf", "application/x-netcdf", "", "", NULL },
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{ ".patch", "application/x-patch", "", "", NULL },
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{ ".sh", "application/x-sh", "", "", NULL },
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{ ".shar", "application/x-shar", "", "", NULL },
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{ ".sit", "application/x-stuffit", "", "", NULL },
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{ ".sv4cpio", "application/x-sv4cpio", "", "", NULL },
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{ ".sv4crc", "application/x-sv4crc", "", "", NULL },
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{ ".tar", "application/x-tar", "", "", NULL },
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{ ".tcl", "application/x-tcl", "", "", NULL },
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{ ".tex", "application/x-tex", "", "", NULL },
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{ ".texinfo", "application/x-texinfo", "", "", NULL },
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{ ".texi", "application/x-texinfo", "", "", NULL },
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{ ".t", "application/x-troff", "", "", NULL },
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{ ".tr", "application/x-troff", "", "", NULL },
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{ ".roff", "application/x-troff", "", "", NULL },
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{ ".man", "application/x-troff-man", "", "", NULL },
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{ ".me", "application/x-troff-me", "", "", NULL },
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{ ".ms", "application/x-troff-ms", "", "", NULL },
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{ ".ustar", "application/x-ustar", "", "", NULL },
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{ ".src", "application/x-wais-source", "", "", NULL },
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{ ".zip", "application/zip", "", "", NULL },
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{ ".zipx", "application/zip", "", "", NULL },
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{ ".xz", "application/x-xz", "", "", NULL },
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{ ".zst", "application/x-zstd", "", "", NULL },
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{ ".sz", "application/x-snappy-framed", "", "", NULL },
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{ ".lz", "application/x-lzip", "", "", NULL },
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{ ".lzma", "application/x-lzma", "", "", NULL },
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{ ".lzo", "application/x-lzop", "", "", NULL },
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{ ".7z", "application/x-7z-compressed", "", "", NULL },
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{ ".lzo", "application/x-lzop", "", "", NULL },
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{ ".cab", "application/vnd.ms-cab-compressed", "", "", NULL },
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{ ".dmg", "application/x-apple-diskimage","", "", NULL },
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{ ".jar", "application/java-archive", "", "", NULL },
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{ ".rar", "application/x-rar-compressed", "", "", NULL },
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{ ".au", "audio/basic", "", "", NULL },
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{ ".snd", "audio/basic", "", "", NULL },
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{ ".mpga", "audio/mpeg", "", "", NULL },
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{ ".mp2", "audio/mpeg", "", "", NULL },
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{ ".m4a", "audio/mp4", "", "", NULL },
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{ ".aif", "audio/x-aiff", "", "", NULL },
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{ ".aiff", "audio/x-aiff", "", "", NULL },
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{ ".aifc", "audio/x-aiff", "", "", NULL },
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{ ".ram", "audio/x-pn-realaudio", "", "", NULL },
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{ ".rpm", "audio/x-pn-realaudio-plugin", "", "", NULL },
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{ ".ra", "audio/x-realaudio", "", "", NULL },
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{ ".wav", "audio/x-wav", "", "", NULL },
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{ ".pdb", "chemical/x-pdb", "", "", NULL },
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{ ".xyz", "chemical/x-pdb", "", "", NULL },
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{ ".ief", "image/ief", "", "", NULL },
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{ ".tiff", "image/tiff", "", "", NULL },
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{ ".tif", "image/tiff", "", "", NULL },
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{ ".ras", "image/x-cmu-raster", "", "", NULL },
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{ ".pnm", "image/x-portable-anymap", "", "", NULL },
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{ ".pbm", "image/x-portable-bitmap", "", "", NULL },
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{ ".pgm", "image/x-portable-graymap", "", "", NULL },
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{ ".ppm", "image/x-portable-pixmap", "", "", NULL },
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{ ".rgb", "image/x-rgb", "", "", NULL },
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{ ".xbm", "image/x-xbitmap", "", "", NULL },
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{ ".xpm", "image/x-xpixmap", "", "", NULL },
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{ ".xwd", "image/x-xwindowdump", "", "", NULL },
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{ ".rtx", "text/richtext", "", "", NULL },
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{ ".tsv", "text/tab-separated-values", "", "", NULL },
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{ ".etx", "text/x-setext", "", "", NULL },
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{ ".sgml", "text/x-sgml", "", "", NULL },
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{ ".sgm", "text/x-sgml", "", "", NULL },
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{ ".mpeg", "video/mpeg", "", "", NULL },
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{ ".mpg", "video/mpeg", "", "", NULL },
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{ ".mpe", "video/mpeg", "", "", NULL },
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{ ".ts", "video/mpeg", "", "", NULL },
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{ ".vob", "video/mpeg", "", "", NULL },
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{ ".mp4", "video/mp4", "", "", NULL },
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{ ".m4v", "video/mp4", "", "", NULL },
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{ ".qt", "video/quicktime", "", "", NULL },
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{ ".mov", "video/quicktime", "", "", NULL },
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{ ".avi", "video/x-msvideo", "", "", NULL },
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{ ".movie", "video/x-sgi-movie", "", "", NULL },
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{ ".ice", "x-conference/x-cooltalk", "", "", NULL },
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{ ".wrl", "x-world/x-vrml", "", "", NULL },
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{ ".vrml", "x-world/x-vrml", "", "", NULL },
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{ ".svg", "image/svg+xml", "", "", NULL },
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{ ".mobi", "application/x-mobipocket-ebook", "", "", NULL },
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{ NULL, NULL, NULL, NULL, NULL }
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};
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static bozo_content_map_t *
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search_map(bozo_content_map_t *map, const char *name, size_t len)
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{
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for ( ; map && map->name; map++) {
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const size_t namelen = strlen(map->name);
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if (namelen < len &&
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strcasecmp(map->name, name + (len - namelen)) == 0)
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return map;
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}
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return NULL;
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}
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/* match a suffix on a file - dynamiconly means no static content search */
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bozo_content_map_t *
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bozo_match_content_map(bozohttpd_t *httpd, const char *name,
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const int dynamiconly)
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{
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bozo_content_map_t *map;
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size_t len;
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len = strlen(name);
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map = search_map(httpd->dynamic_content_map, name, len);
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if (map == NULL && !dynamiconly)
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map = search_map(static_content_map, name, len);
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return map;
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}
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/*
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* given the file name, return a valid Content-Type: value.
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*/
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const char *
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bozo_content_type(bozo_httpreq_t *request, const char *file)
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{
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bozohttpd_t *httpd = request->hr_httpd;
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bozo_content_map_t *map;
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map = bozo_match_content_map(httpd, file, 0);
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if (map)
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return map->type;
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return httpd->consts.text_plain;
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}
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/*
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* given the file name, return a valid Content-Encoding: value.
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*/
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const char *
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bozo_content_encoding(bozo_httpreq_t *request, const char *file)
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{
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bozohttpd_t *httpd = request->hr_httpd;
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bozo_content_map_t *map;
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map = bozo_match_content_map(httpd, file, 0);
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if (map)
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return (request->hr_proto == httpd->consts.http_11) ?
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map->encoding11 : map->encoding;
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return NULL;
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}
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#ifndef NO_DYNAMIC_CONTENT
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bozo_content_map_t *
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bozo_get_content_map(bozohttpd_t *httpd, const char *name)
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{
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bozo_content_map_t *map;
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if ((map = bozo_match_content_map(httpd, name, 1)) != NULL)
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return map;
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httpd->dynamic_content_map_size++;
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httpd->dynamic_content_map = bozorealloc(httpd,
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httpd->dynamic_content_map,
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(httpd->dynamic_content_map_size + 1) * sizeof *map);
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if (httpd->dynamic_content_map == NULL)
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bozoerr(httpd, 1, "out of memory allocating content map");
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map = &httpd->dynamic_content_map[httpd->dynamic_content_map_size];
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map->name = map->type = map->encoding = map->encoding11 =
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map->cgihandler = NULL;
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map--;
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return map;
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}
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/*
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* mime content maps look like:
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* ".name type encoding encoding11"
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* where any of type, encoding or encoding11 a dash "-" means "".
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* eg the .gtar, .tar.Z from above could be written like:
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* ".gtar multipart/x-gtar - -"
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* ".tar.Z multipart/x-tar x-compress compress"
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* or
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* ".gtar multipart/x-gtar"
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* ".tar.Z multipart/x-tar x-compress compress"
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* NOTE: we destroy 'arg'
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*/
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void
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bozo_add_content_map_mime(bozohttpd_t *httpd, const char *cmap0,
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const char *cmap1, const char *cmap2, const char *cmap3)
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{
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bozo_content_map_t *map;
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debug((httpd, DEBUG_FAT,
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"add_content_map: name %s type %s enc %s enc11 %s ",
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cmap0, cmap1, cmap2, cmap3));
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map = bozo_get_content_map(httpd, cmap0);
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#define CHECKMAP(s) (!s || ((s)[0] == '-' && (s)[1] == '\0') ? "" : (s))
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map->name = CHECKMAP(cmap0);
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map->type = CHECKMAP(cmap1);
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map->encoding = CHECKMAP(cmap2);
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map->encoding11 = CHECKMAP(cmap3);
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#undef CHECKMAP
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map->cgihandler = NULL;
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}
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#endif /* NO_DYNAMIC_CONTENT */
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