annotate libtinyweb/src/mime.c @ 10:0dd50a23f3dd
separated all the tinyweb functionality out as a library
| author |
John Tsiombikas <nuclear@member.fsf.org> |
| date |
Sat, 18 Apr 2015 22:47:57 +0300 |
| parents |
src/mime.c@0244b08cc9d3 |
| children |
86f703031228 |
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1 #include <stdlib.h>
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2 #include <string.h>
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3 #include "mime.h"
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4 #include "rbtree.h"
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5
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6 /* TODO: do proper content detection */
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7 struct mime_type {
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8 const char *suffix, *type;
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9 };
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10
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11 static struct mime_type def_types[] = {
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12 {"txt", "text/plain"},
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13 {"htm", "text/html"},
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14 {"html", "text/html"},
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15 {"png", "image/png"},
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16 {"jpg", "image/jpeg"},
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17 {"jpeg", "image/jpeg"},
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18 {"gif", "image/gif"},
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19 {"bmp", "image/bmp"},
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20 {"cgi", 0},
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21 {0, 0}
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22 };
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23
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24 static int init_types(void);
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25 static void del_func(struct rbnode *node, void *cls);
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26
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27 static struct rbtree *types;
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28
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29 static int init_types(void)
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30 {
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31 int i;
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32
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33 if(types) return 0;
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34
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35 if(!(types = rb_create(RB_KEY_STRING))) {
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36 return -1;
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37 }
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38 rb_set_delete_func(types, del_func, 0);
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39
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40 for(i=0; def_types[i].suffix; i++) {
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41 add_mime_type(def_types[i].suffix, def_types[i].type);
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42 }
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43 return 0;
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44 }
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45
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46 static void del_func(struct rbnode *node, void *cls)
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47 {
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48 free(node->key);
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49 free(node->data);
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50 }
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51
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52 int add_mime_type(const char *suffix, const char *type)
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53 {
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54 init_types();
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55
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56 return rb_insert(types, strdup(suffix), type ? strdup(type) : 0);
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57 }
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58
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59 const char *mime_type(const char *path)
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60 {
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61 const char *suffix;
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62
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63 init_types();
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64
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65 if((suffix = strrchr(path, '.'))) {
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66 struct rbnode *node = rb_find(types, (void*)(suffix + 1));
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67 if(node) {
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68 return node->data;
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69 }
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70 }
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71 return "text/plain";
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72 }
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