2 * Copyright (c) 2021 Omar Polo <op@omarpolo.com>
4 * Permission to use, copy, modify, and distribute this software for any
5 * purpose with or without fee is hereby granted, provided that the above
6 * copyright notice and this permission notice appear in all copies.
8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
12 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
13 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
14 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
24 init_mime(struct mime *mime)
29 mime->t = calloc(mime->cap, sizeof(struct etm));
31 fatal("calloc: %s", strerror(errno));
34 /* register mime for the given extension */
36 add_mime(struct mime *mime, const char *mt, const char *ext)
38 char *mimetype, *extension;
42 if (mime->len == mime->cap) {
43 newcap = mime->cap * 1.5;
44 t = recallocarray(mime->t, mime->cap, newcap,
52 if ((mimetype = strdup(mt)) == NULL)
54 if ((extension = strdup(ext)) == NULL) {
59 mime->t[mime->len].mime = mimetype;
60 mime->t[mime->len].ext = extension;
65 /* load a default set of common mime-extension associations */
67 load_default_mime(struct mime *mime)
69 const struct mapping {
73 {"application/pdf", "pdf"},
75 {"image/jpeg", "jpg"},
76 {"image/jpeg", "jpeg"},
78 {"image/svg+xml", "svg"},
79 {"text/gemini", "gemini"},
80 {"text/gemini", "gmi"},
81 {"text/markdown", "markdown"},
82 {"text/markdown", "md"},
83 {"text/plain", "txt"},
84 {"text/x-patch", "diff"},
85 {"text/x-patch", "patch"},
90 for (i = m; i->mime != NULL; ++i) {
91 if (add_mime(mime, i->mime, i->ext) == -1)
99 path_ext(const char *path)
103 end = path + strlen(path)-1;
104 for (; end != path; --end) {
115 mime_comp(const void *a, const void *b)
117 const struct etm *x = a, *y = b;
119 return strcmp(x->ext, y->ext);
123 sort_mime(struct mime *m)
125 qsort(m->t, m->len, sizeof(*m->t), mime_comp);
129 mime_find(const void *a, const void *b)
132 const struct etm *x = b;
134 return strcmp(ext, x->ext);
138 mime(struct vhost *host, const char *path)
140 const char *def, *ext;
143 def = vhost_default_mime(host, path);
145 if ((ext = path_ext(path)) == NULL)
148 t = bsearch(ext, conf.mime.t, conf.mime.len, sizeof(*conf.mime.t),
152 if (!strcmp(ext, "gmi") || !strcmp(ext, "gemini"))
153 return "text/gemini";
158 free_mime(struct mime *m)
162 for (t = m->t; t->mime != NULL; ++t) {