7 /* protect against double includes */
13 * since we reference time_t...
18 #define LIBCITADEL_VERSION_NUMBER 738
21 * Here's a bunch of stupid magic to make the MIME parser portable.
28 /* Logging levels - correspond to syslog(3) */
30 /* When about to exit the server for an unrecoverable error */
31 CTDL_EMERG, /* system is unusable */
32 /* Manual intervention is required to avoid an abnormal exit */
33 CTDL_ALERT, /* action must be taken immediately */
34 /* The server can continue to run with degraded functionality */
35 CTDL_CRIT, /* critical conditions */
36 /* An error occurs but the server continues to run normally */
37 CTDL_ERR, /* error conditions */
38 /* An abnormal condition was detected; server will continue normally */
39 CTDL_WARNING, /* warning conditions */
40 /* Normal messages (login/out, activity, etc.) */
41 CTDL_NOTICE, /* normal but significant condition */
42 /* Unimportant progress messages, etc. */
43 CTDL_INFO, /* informational */
44 /* Debugging messages */
45 CTDL_DEBUG /* debug-level messages */
51 * Note that not all views are implemented in all clients.
53 #define VIEW_BBS 0 /* Bulletin board view */
54 #define VIEW_MAILBOX 1 /* Mailbox summary */
55 #define VIEW_ADDRESSBOOK 2 /* Address book view */
56 #define VIEW_CALENDAR 3 /* Calendar view */
57 #define VIEW_TASKS 4 /* Tasks view */
58 #define VIEW_NOTES 5 /* Notes view */
59 #define VIEW_WIKI 6 /* Wiki view */
60 #define VIEW_CALBRIEF 7 /* Brief Calendar view */
61 #define VIEW_JOURNAL 8 /* Journal view */
65 #define IsEmptyStr(a) ((a)[0] == '\0')
72 char *libcitadel_version_string(void);
73 int libcitadel_version_number(void);
77 * MIME parser declarations
80 void extract_key(char *target, char *source, char *key);
82 void mime_parser(char *content_start, char *content_end,
94 void (*PreMultiPartCallBack)
105 void (*PostMultiPartCallBack)
122 char *fixed_partnum(char *);
123 void mime_decode(char *partnum,
124 char *part_start, size_t length,
125 char *content_type, char *charset, char *encoding,
127 char *name, char *filename,
139 void (*PreMultiPartCallBack)
150 void (*PostMultiPartCallBack)
164 void the_mime_parser(char *partnum,
165 char *content_start, char *content_end,
177 void (*PreMultiPartCallBack)
188 void (*PostMultiPartCallBack)
203 typedef struct StrBuf StrBuf;
205 StrBuf* NewStrBuf(void);
206 StrBuf* NewStrBufDup(const StrBuf *CopyMe);
207 StrBuf* NewStrBufPlain(const char* ptr, int nChars);
208 int StrBufPlain(StrBuf *Buf, const char* ptr, int nChars);
209 StrBuf* _NewConstStrBuf(const char* StringConstant, size_t SizeOfStrConstant);
210 #define NewConstStrBuf(a) _NewConstStrBuf(a, sizeof(a))
211 void FreeStrBuf (StrBuf **FreeMe);
212 void HFreeStrBuf (void *VFreeMe);
213 int FlushStrBuf(StrBuf *buf);
215 const char *ChrPtr(const StrBuf *Str);
216 int StrLength(const StrBuf *Str);
217 #define SKEY(a) ChrPtr(a), StrLength(a)
218 long StrBufPeek(StrBuf *Buf, const char* ptr, long nThChar, char PeekValue);
220 int StrBufTCP_read_line(StrBuf *buf, int *fd, int append, const char **Error);
221 int StrBufReadBLOB(StrBuf *Buf, int *fd, int append, long nBytes, const char **Error);
222 int StrBufTCP_read_buffered_line(StrBuf *Line,
226 int selectresolution,
229 int StrBufExtract_token(StrBuf *dest, const StrBuf *Source, int parmnum, char separator);
230 int StrBufSub(StrBuf *dest, const StrBuf *Source, size_t Offset, size_t nChars);
231 unsigned long StrBufExtract_unsigned_long(const StrBuf* Source, int parmnum, char separator);
232 long StrBufExtract_long(const StrBuf* Source, int parmnum, char separator);
233 int StrBufExtract_int(const StrBuf* Source, int parmnum, char separator);
234 inline int StrBufNum_tokens(const StrBuf *source, char tok);
235 int StrBufRemove_token(StrBuf *Source, int parmnum, char separator);
237 void StrBufAppendBufPlain(StrBuf *Buf, const char *AppendBuf, long AppendSize, size_t Offset);
238 void StrBufAppendBuf(StrBuf *Buf, const StrBuf *AppendBuf, size_t Offset);
239 void StrBufAppendPrintf(StrBuf *Buf, const char *format, ...);
240 #ifdef SHOW_ME_VAPPEND_PRINTF
241 /* so owe don't create an include depndency, this is just visible on demand. */
242 void StrBufVAppendPrintf(StrBuf *Buf, const char *format, va_list ap);
244 void StrBufPrintf(StrBuf *Buf, const char *format, ...) __attribute__((__format__(__printf__,2,3)));
245 void StrBufCutLeft(StrBuf *Buf, int nChars);
246 void StrBufCutRight(StrBuf *Buf, int nChars);
247 void StrBufUpCase(StrBuf *Buf);
248 void StrBufEUid_unescapize(StrBuf *target, const StrBuf *source);
249 void StrBufEUid_escapize(StrBuf *target, const StrBuf *source);
251 void StrBufReplaceChars(StrBuf *buf, char search, char replace);
253 int CompressBuffer(StrBuf *Buf);
254 int StrBufDecodeBase64(StrBuf *Buf);
255 int StrBufRFC2047encode(StrBuf **target, const StrBuf *source);
256 #define LB (1) /* Internal escape chars */
259 void StrBufUrlescAppend(StrBuf *OutBuf, const StrBuf *In, const char *PlainIn);
260 long StrEscAppend(StrBuf *Target, const StrBuf *Source, const char *PlainIn, int nbsp, int nolinebreaks);
261 void StrMsgEscAppend(StrBuf *Target, StrBuf *Source, const char *PlainIn);
263 long StrTol(const StrBuf *Buf);
264 int StrToi(const StrBuf *Buf);
266 const char *GuessMimeType(const char *data, size_t dlen);
267 const char* GuessMimeByFilename(const char *what, size_t len);
269 /* Run once at Programstart */
270 int LoadIconDir(const char *DirName);
272 /* Select the icon for a given MIME type */
273 const char *GetIconFilename(char *MimeType, size_t len);
275 void ShutDownLibCitadel(void);
280 int Ctdl_IsUtf8SequenceStart(char Char);
281 int Ctdl_GetUtf8SequenceLength(char Char);
282 int Ctdl_Utf8StrLen(char *str);
283 char *Ctdl_Utf8StrCut(char *str, int maxlen);
286 int safestrncpy(char *dest, const char *src, size_t n);
287 int num_tokens (const char *source, char tok);
288 long extract_token(char *dest, const char *source, int parmnum, char separator, int maxlen);
289 long grab_token(char **dest, const char *source, int parmnum, char separator);
290 int extract_int (const char *source, int parmnum);
291 long extract_long (const char *source, int parmnum);
292 unsigned long extract_unsigned_long(const char *source, int parmnum);
293 void CtdlInitBase64Table(void);
294 size_t CtdlEncodeBase64(char *dest, const char *source, size_t sourcelen, int linebreaks);
295 int CtdlDecodeBase64(char *dest, const char *source, size_t length);
296 int CtdlDecodeQuotedPrintable(char *decoded, char *encoded, int sourcelen);
297 void striplt(char *);
298 int haschar(const char *st, int ch);
299 void remove_token(char *source, int parmnum, char separator);
300 void fmt_date(char *buf, size_t n, time_t thetime, int seconds);
301 int is_msg_in_sequence_set(char *mset, long msgnum);
302 char *memreadline(char *start, char *buf, int maxlen);
303 char *memreadlinelen(char *start, char *buf, int maxlen, int *retlen);
304 #define IsEmptyStr(a) ((a)[0] == '\0')
305 #define num_parms(source) num_tokens(source,(char)'|')
306 void stripout(char *str, char leftboundary, char rightboundary);
307 void stripallbut(char *str, char leftboundary, char rightboundary);
308 char *myfgets(char *s, int size, FILE *stream);
309 void urlesc(char *outbuf, size_t oblen, char *strbuf);
310 char *CtdlTempFileName(char *prefix1, int prefix2);
311 FILE *CtdlTempFile(void);
312 void generate_uuid(char *buf);
313 char *bmstrcasestr(char *text, char *pattern);
314 void CtdlMakeTempFileName(char *name, int len);
315 char *rfc2047encode(char *line, long length);
316 int is_msg_in_mset(char *mset, long msgnum);
317 int pattern2(char *search, char *patn);
318 void stripltlen(char *, int *);
319 char *html_to_ascii(char *inputmsg, int msglen, int screenwidth, int do_citaformat);
320 void LoadEntityList(char *FileName);
326 #define CTDL_VCARD_MAGIC 0xa1f9
328 /* This data structure represents a vCard object currently in memory. */
339 struct vCard *vcard_new(void);
340 void vcard_add_prop(struct vCard *v, char *propname, char *propvalue);
341 struct vCard *vcard_load(char *);
342 void vcard_free(struct vCard *);
343 void vcard_set_prop(struct vCard *v, char *name, char *value, int append);
344 char *vcard_get_prop(struct vCard *v, char *propname, int is_partial,
345 int instance, int return_propname);
346 char *vcard_serialize(struct vCard *);
347 void vcard_fn_to_n(char *vname, char *n, size_t vname_size);
348 void remove_charset_attribute(char *strbuf);
349 long StrBufUnescape(StrBuf *Buf, int StripBlanks);
352 * Hash list implementation for Citadel
354 #define HKEY(a) a, sizeof(a) - 1
355 typedef struct HashList HashList;
357 typedef struct HashKey HashKey;
359 typedef struct HashPos HashPos;
361 typedef void (*DeleteHashDataFunc)(void * Data);
362 typedef const char *(*PrintHashContent)(void * Data);
363 typedef int (*CompareFunc)(const void* Item1, const void*Item2);
364 typedef int (*HashFunc)(const char *Str, long Len);
365 typedef void (*TransitionFunc) (void *Item1, void *Item2, int Odd);
366 typedef void (*PrintHashDataFunc) (const char *Key, void *Item, int Odd);
368 HashList *NewHash(int Uniq, HashFunc F);
369 void DeleteHash(HashList **Hash);
370 void HDeleteHash(void *vHash);
371 int GetHash(HashList *Hash, const char *HKey, long HKLen, void **Data);
372 void Put(HashList *Hash, const char *HKey, long HKLen, void *Data, DeleteHashDataFunc DeleteIt);
373 int GetKey(HashList *Hash, char *HKey, long HKLen, void **Data);
374 int GetHashKeys(HashList *Hash, char ***List);
375 int dbg_PrintHash(HashList *Hash, PrintHashContent first, PrintHashContent Second);
376 int PrintHash(HashList *Hash, TransitionFunc Trans, PrintHashDataFunc PrintEntry);
377 HashPos *GetNewHashPos(void);
378 void DeleteHashPos(HashPos **DelMe);
379 int GetNextHashPos(HashList *Hash, HashPos *At, long *HKLen, const char **HashKey, void **Data);
380 void SortByHashKey(HashList *Hash, int Order);
381 void SortByHashKeyStr(HashList *Hash);
382 int GetCount(HashList *Hash);
383 const void *GetSearchPayload(const void *HashVoid);
384 void SortByPayload(HashList *Hash, CompareFunc SortBy);
385 void generic_free_handler(void *ptr);
388 void convert_spaces_to_underscores(char *str);
391 * Convert 4 bytes char into an Integer.
392 * usefull for easy inexpensive hashing
393 * of for char strings.
395 #define CHAR4TO_INT(a) ((int) (a[0] | (a[1]<<8) | (a[2]<<16) | (a[3]<<24)))
397 /* vNote implementation */
399 #define CTDL_VNOTE_MAGIC 0xa1fa
417 struct vnote *vnote_new(void);
418 struct vnote *vnote_new_from_str(char *s);
419 void vnote_free(struct vnote *v);
420 char *vnote_serialize(struct vnote *v);
421 void vnote_serialize_output_field(char *append_to, char *field, char *label);
424 #endif // LIBCITADEL_H