syserve/
utils.rs

1pub fn extension_to_mime(extension: Option<&str>) -> &'static str {
2    // List taken from https://github.com/cybergeek94/mime_guess/blob/master/src/mime_types.rs,
3    // itself taken from a dead link.
4    match extension {
5        Some("323") => "text/h323; charset=utf8",
6        Some("3g2") => "video/3gpp2",
7        Some("3gp") => "video/3gpp",
8        Some("3gp2") => "video/3gpp2",
9        Some("3gpp") => "video/3gpp",
10        Some("7z") => "application/x-7z-compressed",
11        Some("aa") => "audio/audible",
12        Some("aac") => "audio/aac",
13        Some("aaf") => "application/octet-stream",
14        Some("aax") => "audio/vnd.audible.aax",
15        Some("ac3") => "audio/ac3",
16        Some("aca") => "application/octet-stream",
17        Some("accda") => "application/msaccess.addin",
18        Some("accdb") => "application/msaccess",
19        Some("accdc") => "application/msaccess.cab",
20        Some("accde") => "application/msaccess",
21        Some("accdr") => "application/msaccess.runtime",
22        Some("acct") => "application/msaccess",
23        Some("accdw") => "application/msaccess.webapplication",
24        Some("accft") => "application/msaccess.ftemplate",
25        Some("acx") => "application/internet-property-stream",
26        Some("addin") => "application/xml",
27        Some("ade") => "application/msaccess",
28        Some("adobebridge") => "application/x-bridge-url",
29        Some("adp") => "application/msaccess",
30        Some("adt") => "audio/vnd.dlna.adts",
31        Some("adts") => "audio/aac",
32        Some("afm") => "application/octet-stream",
33        Some("ai") => "application/postscript",
34        Some("aif") => "audio/x-aiff",
35        Some("aifc") => "audio/aiff",
36        Some("aiff") => "audio/aiff",
37        Some("air") => "application/vnd.adobe.air-application-installer-package+zip",
38        Some("amc") => "application/x-mpeg",
39        Some("application") => "application/x-ms-application",
40        Some("art") => "image/x-jg",
41        Some("asa") => "application/xml",
42        Some("asax") => "application/xml",
43        Some("ascx") => "application/xml",
44        Some("asd") => "application/octet-stream",
45        Some("asf") => "video/x-ms-asf",
46        Some("ashx") => "application/xml",
47        Some("asi") => "application/octet-stream",
48        Some("asm") => "text/plain; charset=utf8",
49        Some("asmx") => "application/xml",
50        Some("aspx") => "application/xml",
51        Some("asr") => "video/x-ms-asf",
52        Some("asx") => "video/x-ms-asf",
53        Some("atom") => "application/atom+xml",
54        Some("au") => "audio/basic",
55        Some("avi") => "video/x-msvideo",
56        Some("axs") => "application/olescript",
57        Some("bas") => "text/plain; charset=utf8",
58        Some("bcpio") => "application/x-bcpio",
59        Some("bin") => "application/octet-stream",
60        Some("bmp") => "image/bmp",
61        Some("c") => "text/plain; charset=utf8",
62        Some("cab") => "application/octet-stream",
63        Some("caf") => "audio/x-caf",
64        Some("calx") => "application/vnd.ms-office.calx",
65        Some("cat") => "application/vnd.ms-pki.seccat",
66        Some("cc") => "text/plain; charset=utf8",
67        Some("cd") => "text/plain; charset=utf8",
68        Some("cdda") => "audio/aiff",
69        Some("cdf") => "application/x-cdf",
70        Some("cer") => "application/x-x509-ca-cert",
71        Some("chm") => "application/octet-stream",
72        Some("class") => "application/x-java-applet",
73        Some("clp") => "application/x-msclip",
74        Some("cmx") => "image/x-cmx",
75        Some("cnf") => "text/plain; charset=utf8",
76        Some("cod") => "image/cis-cod",
77        Some("config") => "application/xml",
78        Some("contact") => "text/x-ms-contact; charset=utf8",
79        Some("coverage") => "application/xml",
80        Some("cpio") => "application/x-cpio",
81        Some("cpp") => "text/plain; charset=utf8",
82        Some("crd") => "application/x-mscardfile",
83        Some("crl") => "application/pkix-crl",
84        Some("crt") => "application/x-x509-ca-cert",
85        Some("cs") => "text/plain; charset=utf8",
86        Some("csdproj") => "text/plain; charset=utf8",
87        Some("csh") => "application/x-csh",
88        Some("csproj") => "text/plain; charset=utf8",
89        Some("css") => "text/css; charset=utf8",
90        Some("csv") => "text/csv; charset=utf8",
91        Some("cur") => "application/octet-stream",
92        Some("cxx") => "text/plain; charset=utf8",
93        Some("dat") => "application/octet-stream",
94        Some("datasource") => "application/xml",
95        Some("dbproj") => "text/plain; charset=utf8",
96        Some("dcr") => "application/x-director",
97        Some("def") => "text/plain; charset=utf8",
98        Some("deploy") => "application/octet-stream",
99        Some("der") => "application/x-x509-ca-cert",
100        Some("dgml") => "application/xml",
101        Some("dib") => "image/bmp",
102        Some("dif") => "video/x-dv",
103        Some("dir") => "application/x-director",
104        Some("disco") => "application/xml",
105        Some("dll") => "application/x-msdownload",
106        Some("dll.config") => "application/xml",
107        Some("dlm") => "text/dlm; charset=utf8",
108        Some("doc") => "application/msword",
109        Some("docm") => "application/vnd.ms-word.document.macroEnabled.12",
110        Some("docx") => "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
111        Some("dot") => "application/msword",
112        Some("dotm") => "application/vnd.ms-word.template.macroEnabled.12",
113        Some("dotx") => "application/vnd.openxmlformats-officedocument.wordprocessingml.template",
114        Some("dsp") => "application/octet-stream",
115        Some("dsw") => "text/plain; charset=utf8",
116        Some("dtd") => "application/xml",
117        Some("dtsConfig") => "application/xml",
118        Some("dv") => "video/x-dv",
119        Some("dvi") => "application/x-dvi",
120        Some("dwf") => "drawing/x-dwf",
121        Some("dwp") => "application/octet-stream",
122        Some("dxr") => "application/x-director",
123        Some("eml") => "message/rfc822",
124        Some("emz") => "application/octet-stream",
125        Some("eot") => "application/vnd.ms-fontobject",
126        Some("eps") => "application/postscript",
127        Some("etl") => "application/etl",
128        Some("etx") => "text/x-setext; charset=utf8",
129        Some("evy") => "application/envoy",
130        Some("exe") => "application/octet-stream",
131        Some("exe.config") => "application/xml",
132        Some("fdf") => "application/vnd.fdf",
133        Some("fif") => "application/fractals",
134        Some("filters") => "Application/xml",
135        Some("fla") => "application/octet-stream",
136        Some("flr") => "x-world/x-vrml",
137        Some("flv") => "video/x-flv",
138        Some("fsscript") => "application/fsharp-script",
139        Some("fsx") => "application/fsharp-script",
140        Some("generictest") => "application/xml",
141        Some("gif") => "image/gif",
142        Some("group") => "text/x-ms-group; charset=utf8",
143        Some("gsm") => "audio/x-gsm",
144        Some("gtar") => "application/x-gtar",
145        Some("gz") => "application/x-gzip",
146        Some("h") => "text/plain; charset=utf8",
147        Some("hdf") => "application/x-hdf",
148        Some("hdml") => "text/x-hdml; charset=utf8",
149        Some("hhc") => "application/x-oleobject",
150        Some("hhk") => "application/octet-stream",
151        Some("hhp") => "application/octet-stream",
152        Some("hlp") => "application/winhlp",
153        Some("hpp") => "text/plain; charset=utf8",
154        Some("hqx") => "application/mac-binhex40",
155        Some("hta") => "application/hta",
156        Some("htc") => "text/x-component; charset=utf8",
157        Some("htm") => "text/html; charset=utf8",
158        Some("html") => "text/html; charset=utf8",
159        Some("htt") => "text/webviewhtml; charset=utf8",
160        Some("hxa") => "application/xml",
161        Some("hxc") => "application/xml",
162        Some("hxd") => "application/octet-stream",
163        Some("hxe") => "application/xml",
164        Some("hxf") => "application/xml",
165        Some("hxh") => "application/octet-stream",
166        Some("hxi") => "application/octet-stream",
167        Some("hxk") => "application/xml",
168        Some("hxq") => "application/octet-stream",
169        Some("hxr") => "application/octet-stream",
170        Some("hxs") => "application/octet-stream",
171        Some("hxt") => "text/html; charset=utf8",
172        Some("hxv") => "application/xml",
173        Some("hxw") => "application/octet-stream",
174        Some("hxx") => "text/plain; charset=utf8",
175        Some("i") => "text/plain; charset=utf8",
176        Some("ico") => "image/x-icon",
177        Some("ics") => "application/octet-stream",
178        Some("idl") => "text/plain; charset=utf8",
179        Some("ief") => "image/ief",
180        Some("iii") => "application/x-iphone",
181        Some("inc") => "text/plain; charset=utf8",
182        Some("inf") => "application/octet-stream",
183        Some("inl") => "text/plain; charset=utf8",
184        Some("ins") => "application/x-internet-signup",
185        Some("ipa") => "application/x-itunes-ipa",
186        Some("ipg") => "application/x-itunes-ipg",
187        Some("ipproj") => "text/plain; charset=utf8",
188        Some("ipsw") => "application/x-itunes-ipsw",
189        Some("iqy") => "text/x-ms-iqy; charset=utf8",
190        Some("isp") => "application/x-internet-signup",
191        Some("ite") => "application/x-itunes-ite",
192        Some("itlp") => "application/x-itunes-itlp",
193        Some("itms") => "application/x-itunes-itms",
194        Some("itpc") => "application/x-itunes-itpc",
195        Some("ivf") => "video/x-ivf",
196        Some("jar") => "application/java-archive",
197        Some("java") => "application/octet-stream",
198        Some("jck") => "application/liquidmotion",
199        Some("jcz") => "application/liquidmotion",
200        Some("jfif") => "image/pjpeg",
201        Some("jnlp") => "application/x-java-jnlp-file",
202        Some("jpb") => "application/octet-stream",
203        Some("jpe") => "image/jpeg",
204        Some("jpeg") => "image/jpeg",
205        Some("jpg") => "image/jpeg",
206        Some("js") => "application/javascript",
207        Some("json") => "application/json",
208        Some("jsx") => "text/jscript; charset=utf8",
209        Some("jsxbin") => "text/plain; charset=utf8",
210        Some("latex") => "application/x-latex",
211        Some("library-ms") => "application/windows-library+xml",
212        Some("lit") => "application/x-ms-reader",
213        Some("loadtest") => "application/xml",
214        Some("lpk") => "application/octet-stream",
215        Some("lsf") => "video/x-la-asf",
216        Some("lst") => "text/plain; charset=utf8",
217        Some("lsx") => "video/x-la-asf",
218        Some("lzh") => "application/octet-stream",
219        Some("m13") => "application/x-msmediaview",
220        Some("m14") => "application/x-msmediaview",
221        Some("m1v") => "video/mpeg",
222        Some("m2t") => "video/vnd.dlna.mpeg-tts",
223        Some("m2ts") => "video/vnd.dlna.mpeg-tts",
224        Some("m2v") => "video/mpeg",
225        Some("m3u") => "audio/x-mpegurl",
226        Some("m3u8") => "audio/x-mpegurl",
227        Some("m4a") => "audio/m4a",
228        Some("m4b") => "audio/m4b",
229        Some("m4p") => "audio/m4p",
230        Some("m4r") => "audio/x-m4r",
231        Some("m4v") => "video/x-m4v",
232        Some("mac") => "image/x-macpaint",
233        Some("mak") => "text/plain; charset=utf8",
234        Some("man") => "application/x-troff-man",
235        Some("manifest") => "application/x-ms-manifest",
236        Some("map") => "text/plain; charset=utf8",
237        Some("master") => "application/xml",
238        Some("mda") => "application/msaccess",
239        Some("mdb") => "application/x-msaccess",
240        Some("mde") => "application/msaccess",
241        Some("mdp") => "application/octet-stream",
242        Some("me") => "application/x-troff-me",
243        Some("mfp") => "application/x-shockwave-flash",
244        Some("mht") => "message/rfc822",
245        Some("mhtml") => "message/rfc822",
246        Some("mid") => "audio/mid",
247        Some("midi") => "audio/mid",
248        Some("mix") => "application/octet-stream",
249        Some("mjs") => "application/javascript",
250        Some("mk") => "text/plain; charset=utf8",
251        Some("mmf") => "application/x-smaf",
252        Some("mno") => "application/xml",
253        Some("mny") => "application/x-msmoney",
254        Some("mod") => "video/mpeg",
255        Some("mov") => "video/quicktime",
256        Some("movie") => "video/x-sgi-movie",
257        Some("mp2") => "video/mpeg",
258        Some("mp2v") => "video/mpeg",
259        Some("mp3") => "audio/mpeg",
260        Some("mp4") => "video/mp4",
261        Some("mp4v") => "video/mp4",
262        Some("mpa") => "video/mpeg",
263        Some("mpe") => "video/mpeg",
264        Some("mpeg") => "video/mpeg",
265        Some("mpf") => "application/vnd.ms-mediapackage",
266        Some("mpg") => "video/mpeg",
267        Some("mpp") => "application/vnd.ms-project",
268        Some("mpv2") => "video/mpeg",
269        Some("mqv") => "video/quicktime",
270        Some("ms") => "application/x-troff-ms",
271        Some("msi") => "application/octet-stream",
272        Some("mso") => "application/octet-stream",
273        Some("mts") => "video/vnd.dlna.mpeg-tts",
274        Some("mtx") => "application/xml",
275        Some("mvb") => "application/x-msmediaview",
276        Some("mvc") => "application/x-miva-compiled",
277        Some("mxp") => "application/x-mmxp",
278        Some("nc") => "application/x-netcdf",
279        Some("nsc") => "video/x-ms-asf",
280        Some("nws") => "message/rfc822",
281        Some("ocx") => "application/octet-stream",
282        Some("oda") => "application/oda",
283        Some("odc") => "text/x-ms-odc; charset=utf8",
284        Some("odh") => "text/plain; charset=utf8",
285        Some("odl") => "text/plain; charset=utf8",
286        Some("odp") => "application/vnd.oasis.opendocument.presentation",
287        Some("ods") => "application/oleobject",
288        Some("odt") => "application/vnd.oasis.opendocument.text",
289        Some("ogg") => "application/ogg",
290        Some("one") => "application/onenote",
291        Some("onea") => "application/onenote",
292        Some("onepkg") => "application/onenote",
293        Some("onetmp") => "application/onenote",
294        Some("onetoc") => "application/onenote",
295        Some("onetoc2") => "application/onenote",
296        Some("orderedtest") => "application/xml",
297        Some("osdx") => "application/opensearchdescription+xml",
298        Some("otf") => "application/x-font-opentype",
299        Some("p10") => "application/pkcs10",
300        Some("p12") => "application/x-pkcs12",
301        Some("p7b") => "application/x-pkcs7-certificates",
302        Some("p7c") => "application/pkcs7-mime",
303        Some("p7m") => "application/pkcs7-mime",
304        Some("p7r") => "application/x-pkcs7-certreqresp",
305        Some("p7s") => "application/pkcs7-signature",
306        Some("pbm") => "image/x-portable-bitmap",
307        Some("pcast") => "application/x-podcast",
308        Some("pct") => "image/pict",
309        Some("pcx") => "application/octet-stream",
310        Some("pcz") => "application/octet-stream",
311        Some("pdf") => "application/pdf",
312        Some("pfb") => "application/octet-stream",
313        Some("pfm") => "application/octet-stream",
314        Some("pfx") => "application/x-pkcs12",
315        Some("pgm") => "image/x-portable-graymap",
316        Some("pic") => "image/pict",
317        Some("pict") => "image/pict",
318        Some("pkgdef") => "text/plain; charset=utf8",
319        Some("pkgundef") => "text/plain; charset=utf8",
320        Some("pko") => "application/vnd.ms-pki.pko",
321        Some("pls") => "audio/scpls",
322        Some("pma") => "application/x-perfmon",
323        Some("pmc") => "application/x-perfmon",
324        Some("pml") => "application/x-perfmon",
325        Some("pmr") => "application/x-perfmon",
326        Some("pmw") => "application/x-perfmon",
327        Some("png") => "image/png",
328        Some("pnm") => "image/x-portable-anymap",
329        Some("pnt") => "image/x-macpaint",
330        Some("pntg") => "image/x-macpaint",
331        Some("pnz") => "image/png",
332        Some("pot") => "application/vnd.ms-powerpoint",
333        Some("potm") => "application/vnd.ms-powerpoint.template.macroEnabled.12",
334        Some("potx") => "application/vnd.openxmlformats-officedocument.presentationml.template",
335        Some("ppa") => "application/vnd.ms-powerpoint",
336        Some("ppam") => "application/vnd.ms-powerpoint.addin.macroEnabled.12",
337        Some("ppm") => "image/x-portable-pixmap",
338        Some("pps") => "application/vnd.ms-powerpoint",
339        Some("ppsm") => "application/vnd.ms-powerpoint.slideshow.macroEnabled.12",
340        Some("ppsx") => "application/vnd.openxmlformats-officedocument.presentationml.slideshow",
341        Some("ppt") => "application/vnd.ms-powerpoint",
342        Some("pptm") => "application/vnd.ms-powerpoint.presentation.macroEnabled.12",
343        Some("pptx") => "application/vnd.openxmlformats-officedocument.presentationml.presentation",
344        Some("prf") => "application/pics-rules",
345        Some("prm") => "application/octet-stream",
346        Some("prx") => "application/octet-stream",
347        Some("ps") => "application/postscript",
348        Some("psc1") => "application/PowerShell",
349        Some("psd") => "application/octet-stream",
350        Some("psess") => "application/xml",
351        Some("psm") => "application/octet-stream",
352        Some("psp") => "application/octet-stream",
353        Some("pub") => "application/x-mspublisher",
354        Some("pwz") => "application/vnd.ms-powerpoint",
355        Some("qht") => "text/x-html-insertion; charset=utf8",
356        Some("qhtm") => "text/x-html-insertion; charset=utf8",
357        Some("qt") => "video/quicktime",
358        Some("qti") => "image/x-quicktime",
359        Some("qtif") => "image/x-quicktime",
360        Some("qtl") => "application/x-quicktimeplayer",
361        Some("qxd") => "application/octet-stream",
362        Some("ra") => "audio/x-pn-realaudio",
363        Some("ram") => "audio/x-pn-realaudio",
364        Some("rar") => "application/octet-stream",
365        Some("ras") => "image/x-cmu-raster",
366        Some("rat") => "application/rat-file",
367        Some("rc") => "text/plain; charset=utf8",
368        Some("rc2") => "text/plain; charset=utf8",
369        Some("rct") => "text/plain; charset=utf8",
370        Some("rdlc") => "application/xml",
371        Some("resx") => "application/xml",
372        Some("rf") => "image/vnd.rn-realflash",
373        Some("rgb") => "image/x-rgb",
374        Some("rgs") => "text/plain; charset=utf8",
375        Some("rm") => "application/vnd.rn-realmedia",
376        Some("rmi") => "audio/mid",
377        Some("rmp") => "application/vnd.rn-rn_music_package",
378        Some("roff") => "application/x-troff",
379        Some("rpm") => "audio/x-pn-realaudio-plugin",
380        Some("rqy") => "text/x-ms-rqy; charset=utf8",
381        Some("rtf") => "application/rtf",
382        Some("rtx") => "text/richtext; charset=utf8",
383        Some("ruleset") => "application/xml",
384        Some("s") => "text/plain; charset=utf8",
385        Some("safariextz") => "application/x-safari-safariextz",
386        Some("scd") => "application/x-msschedule",
387        Some("sct") => "text/scriptlet; charset=utf8",
388        Some("sd2") => "audio/x-sd2",
389        Some("sdp") => "application/sdp",
390        Some("sea") => "application/octet-stream",
391        Some("searchConnector-ms") => "application/windows-search-connector+xml",
392        Some("setpay") => "application/set-payment-initiation",
393        Some("setreg") => "application/set-registration-initiation",
394        Some("settings") => "application/xml",
395        Some("sfnt") => "application/font-sfnt",
396        Some("sgimb") => "application/x-sgimb",
397        Some("sgml") => "text/sgml; charset=utf8",
398        Some("sh") => "application/x-sh",
399        Some("shar") => "application/x-shar",
400        Some("shtml") => "text/html; charset=utf8",
401        Some("sit") => "application/x-stuffit",
402        Some("sitemap") => "application/xml",
403        Some("skin") => "application/xml",
404        Some("sldm") => "application/vnd.ms-powerpoint.slide.macroEnabled.12",
405        Some("sldx") => "application/vnd.openxmlformats-officedocument.presentationml.slide",
406        Some("slk") => "application/vnd.ms-excel",
407        Some("sln") => "text/plain; charset=utf8",
408        Some("slupkg-ms") => "application/x-ms-license",
409        Some("smd") => "audio/x-smd",
410        Some("smi") => "application/octet-stream",
411        Some("smx") => "audio/x-smd",
412        Some("smz") => "audio/x-smd",
413        Some("snd") => "audio/basic",
414        Some("snippet") => "application/xml",
415        Some("snp") => "application/octet-stream",
416        Some("sol") => "text/plain; charset=utf8",
417        Some("sor") => "text/plain; charset=utf8",
418        Some("spc") => "application/x-pkcs7-certificates",
419        Some("spl") => "application/futuresplash",
420        Some("src") => "application/x-wais-source",
421        Some("srf") => "text/plain; charset=utf8",
422        Some("ssisdeploymentmanifest") => "application/xml",
423        Some("ssm") => "application/streamingmedia",
424        Some("sst") => "application/vnd.ms-pki.certstore",
425        Some("stl") => "application/vnd.ms-pki.stl",
426        Some("sv4cpio") => "application/x-sv4cpio",
427        Some("sv4crc") => "application/x-sv4crc",
428        Some("svc") => "application/xml",
429        Some("svg") => "image/svg+xml",
430        Some("swf") => "application/x-shockwave-flash",
431        Some("t") => "application/x-troff",
432        Some("tar") => "application/x-tar",
433        Some("tcl") => "application/x-tcl",
434        Some("testrunconfig") => "application/xml",
435        Some("testsettings") => "application/xml",
436        Some("tex") => "application/x-tex",
437        Some("texi") => "application/x-texinfo",
438        Some("texinfo") => "application/x-texinfo",
439        Some("tgz") => "application/x-compressed",
440        Some("thmx") => "application/vnd.ms-officetheme",
441        Some("thn") => "application/octet-stream",
442        Some("tif") => "image/tiff",
443        Some("tiff") => "image/tiff",
444        Some("tlh") => "text/plain; charset=utf8",
445        Some("tli") => "text/plain; charset=utf8",
446        Some("toc") => "application/octet-stream",
447        Some("tr") => "application/x-troff",
448        Some("trm") => "application/x-msterminal",
449        Some("trx") => "application/xml",
450        Some("ts") => "video/vnd.dlna.mpeg-tts",
451        Some("tsv") => "text/tab-separated-values; charset=utf8",
452        Some("ttf") => "application/x-font-ttf",
453        Some("tts") => "video/vnd.dlna.mpeg-tts",
454        Some("txt") => "text/plain; charset=utf8",
455        Some("u32") => "application/octet-stream",
456        Some("uls") => "text/iuls; charset=utf8",
457        Some("user") => "text/plain; charset=utf8",
458        Some("ustar") => "application/x-ustar",
459        Some("vb") => "text/plain; charset=utf8",
460        Some("vbdproj") => "text/plain; charset=utf8",
461        Some("vbk") => "video/mpeg",
462        Some("vbproj") => "text/plain; charset=utf8",
463        Some("vbs") => "text/vbscript; charset=utf8",
464        Some("vcf") => "text/x-vcard; charset=utf8",
465        Some("vcproj") => "Application/xml",
466        Some("vcs") => "text/plain; charset=utf8",
467        Some("vcxproj") => "Application/xml",
468        Some("vddproj") => "text/plain; charset=utf8",
469        Some("vdp") => "text/plain; charset=utf8",
470        Some("vdproj") => "text/plain; charset=utf8",
471        Some("vdx") => "application/vnd.ms-visio.viewer",
472        Some("vml") => "application/xml",
473        Some("vscontent") => "application/xml",
474        Some("vsct") => "application/xml",
475        Some("vsd") => "application/vnd.visio",
476        Some("vsi") => "application/ms-vsi",
477        Some("vsix") => "application/vsix",
478        Some("vsixlangpack") => "application/xml",
479        Some("vsixmanifest") => "application/xml",
480        Some("vsmdi") => "application/xml",
481        Some("vspscc") => "text/plain; charset=utf8",
482        Some("vss") => "application/vnd.visio",
483        Some("vsscc") => "text/plain; charset=utf8",
484        Some("vssettings") => "application/xml",
485        Some("vssscc") => "text/plain; charset=utf8",
486        Some("vst") => "application/vnd.visio",
487        Some("vstemplate") => "application/xml",
488        Some("vsto") => "application/x-ms-vsto",
489        Some("vsw") => "application/vnd.visio",
490        Some("vsx") => "application/vnd.visio",
491        Some("vtx") => "application/vnd.visio",
492        Some("wasm") => "application/wasm",
493        Some("wav") => "audio/wav",
494        Some("wave") => "audio/wav",
495        Some("wax") => "audio/x-ms-wax",
496        Some("wbk") => "application/msword",
497        Some("wbmp") => "image/vnd.wap.wbmp",
498        Some("wcm") => "application/vnd.ms-works",
499        Some("wdb") => "application/vnd.ms-works",
500        Some("wdp") => "image/vnd.ms-photo",
501        Some("webarchive") => "application/x-safari-webarchive",
502        Some("webtest") => "application/xml",
503        Some("wiq") => "application/xml",
504        Some("wiz") => "application/msword",
505        Some("wks") => "application/vnd.ms-works",
506        Some("wlmp") => "application/wlmoviemaker",
507        Some("wlpginstall") => "application/x-wlpg-detect",
508        Some("wlpginstall3") => "application/x-wlpg3-detect",
509        Some("wm") => "video/x-ms-wm",
510        Some("wma") => "audio/x-ms-wma",
511        Some("wmd") => "application/x-ms-wmd",
512        Some("wmf") => "application/x-msmetafile",
513        Some("wml") => "text/vnd.wap.wml; charset=utf8",
514        Some("wmlc") => "application/vnd.wap.wmlc",
515        Some("wmls") => "text/vnd.wap.wmlscript; charset=utf8",
516        Some("wmlsc") => "application/vnd.wap.wmlscriptc",
517        Some("wmp") => "video/x-ms-wmp",
518        Some("wmv") => "video/x-ms-wmv",
519        Some("wmx") => "video/x-ms-wmx",
520        Some("wmz") => "application/x-ms-wmz",
521        Some("woff") => "application/font-woff",
522        Some("woff2") => "application/font-woff2",
523        Some("wpl") => "application/vnd.ms-wpl",
524        Some("wps") => "application/vnd.ms-works",
525        Some("wri") => "application/x-mswrite",
526        Some("wrl") => "x-world/x-vrml",
527        Some("wrz") => "x-world/x-vrml",
528        Some("wsc") => "text/scriptlet; charset=utf8",
529        Some("wsdl") => "application/xml",
530        Some("wvx") => "video/x-ms-wvx",
531        Some("x") => "application/directx",
532        Some("xaf") => "x-world/x-vrml",
533        Some("xaml") => "application/xaml+xml",
534        Some("xap") => "application/x-silverlight-app",
535        Some("xbap") => "application/x-ms-xbap",
536        Some("xbm") => "image/x-xbitmap",
537        Some("xdr") => "text/plain; charset=utf8",
538        Some("xht") => "application/xhtml+xml",
539        Some("xhtml") => "application/xhtml+xml",
540        Some("xla") => "application/vnd.ms-excel",
541        Some("xlam") => "application/vnd.ms-excel.addin.macroEnabled.12",
542        Some("xlc") => "application/vnd.ms-excel",
543        Some("xld") => "application/vnd.ms-excel",
544        Some("xlk") => "application/vnd.ms-excel",
545        Some("xll") => "application/vnd.ms-excel",
546        Some("xlm") => "application/vnd.ms-excel",
547        Some("xls") => "application/vnd.ms-excel",
548        Some("xlsb") => "application/vnd.ms-excel.sheet.binary.macroEnabled.12",
549        Some("xlsm") => "application/vnd.ms-excel.sheet.macroEnabled.12",
550        Some("xlsx") => "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
551        Some("xlt") => "application/vnd.ms-excel",
552        Some("xltm") => "application/vnd.ms-excel.template.macroEnabled.12",
553        Some("xltx") => "application/vnd.openxmlformats-officedocument.spreadsheetml.template",
554        Some("xlw") => "application/vnd.ms-excel",
555        Some("xml") => "application/xml",
556        Some("xmta") => "application/xml",
557        Some("xof") => "x-world/x-vrml",
558        Some("xoml") => "text/plain; charset=utf8",
559        Some("xpm") => "image/x-xpixmap",
560        Some("xps") => "application/vnd.ms-xpsdocument",
561        Some("xrm-ms") => "application/xml",
562        Some("xsc") => "application/xml",
563        Some("xsd") => "application/xml",
564        Some("xsf") => "application/xml",
565        Some("xsl") => "application/xml",
566        Some("xslt") => "application/xslt+xml",
567        Some("xsn") => "application/octet-stream",
568        Some("xss") => "application/xml",
569        Some("xtp") => "application/octet-stream",
570        Some("xwd") => "image/x-xwindowdump",
571        Some("z") => "application/x-compress",
572        Some("zip") => "application/zip",
573        _ => "application/octet-stream",
574    }
575}