* add xdgmime from freedesktop.org
[citadel.git] / libcitadel / lib / libcitadel.h
1 /*
2  * $Id$
3  *
4  */
5
6
7 #define LIBCITADEL_VERSION_NUMBER       104
8
9 /*
10  * Here's a bunch of stupid magic to make the MIME parser portable.
11  */
12 #ifndef SIZ
13 #define SIZ     4096
14 #endif
15
16
17 /*
18  * View definitions.
19  * Note that not all views are implemented in all clients.
20  */
21 #define VIEW_BBS                0       /* Bulletin board view */
22 #define VIEW_MAILBOX            1       /* Mailbox summary */
23 #define VIEW_ADDRESSBOOK        2       /* Address book view */
24 #define VIEW_CALENDAR           3       /* Calendar view */
25 #define VIEW_TASKS              4       /* Tasks view */
26 #define VIEW_NOTES              5       /* Notes view */
27 #define VIEW_WIKI               6       /* Wiki view */
28 #define VIEW_CALBRIEF           7       /* Brief Calendar view */
29 #define VIEW_JOURNAL            8       /* Journal view */
30
31
32 #ifndef IsEmptyStr
33 #define IsEmptyStr(a) ((a)[0] == '\0')
34 #endif
35
36 /*
37  * Misc declarations
38  */
39
40 char *libcitadel_version_string(void);
41 int libcitadel_version_number(void);
42
43
44 /*
45  * MIME parser declarations
46  */
47
48 void extract_key(char *target, char *source, char *key);
49
50 void mime_parser(char *content_start, char *content_end,
51                 void (*CallBack)
52                         (char *cbname,
53                         char *cbfilename,
54                         char *cbpartnum,
55                         char *cbdisp,
56                         void *cbcontent,
57                         char *cbtype,
58                         char *cbcharset,
59                         size_t cblength,
60                         char *cbencoding,
61                         void *cbuserdata),
62                 void (*PreMultiPartCallBack)
63                         (char *cbname,
64                         char *cbfilename,
65                         char *cbpartnum,
66                         char *cbdisp,
67                         void *cbcontent,
68                         char *cbtype,
69                         char *cbcharset,
70                         size_t cblength,
71                         char *cbencoding,
72                         void *cbuserdata),
73                 void (*PostMultiPartCallBack)
74                         (char *cbname,
75                         char *cbfilename,
76                         char *cbpartnum,
77                         char *cbdisp,
78                         void *cbcontent,
79                         char *cbtype,
80                         char *cbcharset,
81                         size_t cblength,
82                         char *cbencoding,
83                         void *cbuserdata),
84                 void *userdata,
85                 int dont_decode
86                 );
87
88
89
90 char *fixed_partnum(char *);
91 void mime_decode(char *partnum,
92                  char *part_start, size_t length,
93                  char *content_type, char *charset, char *encoding,
94                  char *disposition,
95                  char *name, char *filename,
96                  void (*CallBack)
97                   (char *cbname,
98                    char *cbfilename,
99                    char *cbpartnum,
100                    char *cbdisp,
101                    void *cbcontent,
102                    char *cbtype,
103                    char *cbcharset,
104                    size_t cblength,
105                    char *cbencoding,
106                    void *cbuserdata),
107                  void (*PreMultiPartCallBack)
108                   (char *cbname,
109                    char *cbfilename,
110                    char *cbpartnum,
111                    char *cbdisp,
112                    void *cbcontent,
113                    char *cbtype,
114                    char *cbcharset,
115                    size_t cblength,
116                    char *cbencoding,
117                    void *cbuserdata),
118                  void (*PostMultiPartCallBack)
119                   (char *cbname,
120                    char *cbfilename,
121                    char *cbpartnum,
122                    char *cbdisp,
123                    void *cbcontent,
124                    char *cbtype,
125                    char *cbcharset,
126                    size_t cblength,
127                    char *cbencoding,
128                    void *cbuserdata),
129                   void *userdata,
130                   int dont_decode
131 );
132 void the_mime_parser(char *partnum,
133                      char *content_start, char *content_end,
134                      void (*CallBack)
135                       (char *cbname,
136                        char *cbfilename,
137                        char *cbpartnum,
138                        char *cbdisp,
139                        void *cbcontent,
140                        char *cbtype,
141                        char *cbcharset,
142                        size_t cblength,
143                        char *cbencoding,
144                        void *cbuserdata),
145                      void (*PreMultiPartCallBack)
146                       (char *cbname,
147                        char *cbfilename,
148                        char *cbpartnum,
149                        char *cbdisp,
150                        void *cbcontent,
151                        char *cbtype,
152                        char *cbcharset,
153                        size_t cblength,
154                        char *cbencoding,
155                        void *cbuserdata),
156                      void (*PostMultiPartCallBack)
157                       (char *cbname,
158                        char *cbfilename,
159                        char *cbpartnum,
160                        char *cbdisp,
161                        void *cbcontent,
162                        char *cbtype,
163                        char *cbcharset,
164                        size_t cblength,
165                        char *cbencoding,
166                        void *cbuserdata),
167                       void *userdata,
168                       int dont_decode
169 );
170
171 const char *GuessMimeType(char *data, size_t dlen);
172 const char* GuessMimeByFilename(const char *what, size_t len);
173
174
175
176 /* tools */
177
178
179
180 char *safestrncpy(char *dest, const char *src, size_t n);
181 int num_tokens (const char *source, char tok);
182 long extract_token(char *dest, const char *source, int parmnum, char separator, int maxlen);
183 long grab_token(char **dest, const char *source, int parmnum, char separator);
184 int extract_int (const char *source, int parmnum);
185 long extract_long (const char *source, int parmnum);
186 unsigned long extract_unsigned_long(const char *source, int parmnum);
187 void CtdlInitBase64Table(void);
188 size_t CtdlEncodeBase64(char *dest, const char *source, size_t sourcelen, int linebreaks);
189 int CtdlDecodeBase64(char *dest, const char *source, size_t length);
190 int CtdlDecodeQuotedPrintable(char *decoded, char *encoded, int sourcelen);
191 void striplt(char *);
192 int haschar(const char *st, int ch);
193 void remove_token(char *source, int parmnum, char separator);
194 void fmt_date(char *buf, size_t n, time_t thetime, int seconds);
195 int is_msg_in_sequence_set(char *mset, long msgnum);
196 char *memreadline(char *start, char *buf, int maxlen);
197 char *memreadlinelen(char *start, char *buf, int maxlen, int *retlen);
198 #define IsEmptyStr(a) ((a)[0] == '\0')
199 #define num_parms(source)               num_tokens(source,(char)'|')
200 void stripout(char *str, char leftboundary, char rightboundary);
201 void stripallbut(char *str, char leftboundary, char rightboundary);
202 char *myfgets(char *s, int size, FILE *stream);
203 void urlesc(char *outbuf, size_t oblen, char *strbuf);
204 char *CtdlTempFileName(char *prefix1, int prefix2);
205 FILE *CtdlTempFile(void);
206 void generate_uuid(char *buf);
207 char *bmstrcasestr(char *text, char *pattern);
208 void CtdlMakeTempFileName(char *name, int len);
209 char *rfc2047encode(char *line, long length);
210 int is_msg_in_mset(char *mset, long msgnum);
211 int pattern2(char *search, char *patn);
212 void stripltlen(char *, int *);
213
214
215
216 /* vCard stuff */
217
218 #define CTDL_VCARD_MAGIC        0xa1f9
219
220 /* This data structure represents a vCard object currently in memory. */
221 struct vCard {
222         int magic;
223         int numprops;
224         struct vCardProp {
225                 char *name;
226                 char *value;
227         } *prop;
228 };
229
230
231 struct vCard *vcard_new(void);
232 void vcard_add_prop(struct vCard *v, char *propname, char *propvalue);
233 struct vCard *vcard_load(char *);
234 void vcard_free(struct vCard *);
235 void vcard_set_prop(struct vCard *v, char *name, char *value, int append);
236 char *vcard_get_prop(struct vCard *v, char *propname, int is_partial,
237                         int instance, int return_propname);
238 char *vcard_serialize(struct vCard *);
239 void vcard_fn_to_n(char *vname, char *n, size_t vname_size);
240 void remove_charset_attribute(char *strbuf);
241
242 typedef struct HashList HashList;
243
244 typedef struct HashKey HashKey;
245
246 typedef struct HashPos HashPos;
247
248 typedef void (*DeleteHashDataFunc)(void * Data);
249
250
251
252 HashList *NewHash(void);
253 void DeleteHash(HashList **Hash);
254
255
256 int GetHash(HashList *Hash, char *HKey, long HKLen, void **Data);
257
258 void Put(HashList *Hash, char *HKey, long HKLen, void *Data, DeleteHashDataFunc DeleteIt);
259
260 int GetKey(HashList *Hash, char *HKey, long HKLen, void **Data);
261
262 int GetHashKeys(HashList *Hash, const char ***List);
263
264 int PrintHash(HashList *Hash);
265
266 HashPos *GetNewHashPos(void);
267 void DeleteHashPos(HashPos **DelMe);
268
269 int GetNextHashPos(HashList *Hash, HashPos *At, long *HKLen, char **HashKey, void **Data);