/usr/include/libcitadel.h is in libcitadel-dev 7.86-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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#ifndef LIBCITADEL_H
#define LIBCITADEL_H
/*
* since we reference time_t...
*/
#include <time.h>
#include <stdlib.h>
#include <stdarg.h>
#define LIBCITADEL_VERSION_NUMBER 786
/*
* Here's a bunch of stupid magic to make the MIME parser portable.
*/
#ifndef SIZ
#define SIZ 4096
#endif
/* Logging levels - correspond to syslog(3) */
enum LogLevel {
/* When about to exit the server for an unrecoverable error */
CTDL_EMERG, /* system is unusable */
/* Manual intervention is required to avoid an abnormal exit */
CTDL_ALERT, /* action must be taken immediately */
/* The server can continue to run with degraded functionality */
CTDL_CRIT, /* critical conditions */
/* An error occurs but the server continues to run normally */
CTDL_ERR, /* error conditions */
/* An abnormal condition was detected; server will continue normally */
CTDL_WARNING, /* warning conditions */
/* Normal messages (login/out, activity, etc.) */
CTDL_NOTICE, /* normal but significant condition */
/* Unimportant progress messages, etc. */
CTDL_INFO, /* informational */
/* Debugging messages */
CTDL_DEBUG /* debug-level messages */
};
typedef enum AXLevel {
AxDeleted = 0,
AxNewU = 1,
AxProbU = 2,
AxLocU = 3,
AxNetU = 4,
AxPrefU = 5,
AxAideU = 6
}eUsrAxlvl;
enum RoomNetCfg {
subpending,
unsubpending,
lastsent, /* Server internal use only */
ignet_push_share,
listrecp,
digestrecp,
pop3client,
rssclient,
participate,
maxRoomNetCfg
};
typedef enum __GPEXWhichPolicy {
roompolicy,
floorpolicy,
sitepolicy,
mailboxespolicy,
maxpolicy
}GPEXWhichPolicy;
/*
* View definitions.
* Note that not all views are implemented in all clients.
*/
#define VIEW_BBS 0 /* Bulletin board view */
#define VIEW_MAILBOX 1 /* Mailbox summary */
#define VIEW_ADDRESSBOOK 2 /* Address book view */
#define VIEW_CALENDAR 3 /* Calendar view */
#define VIEW_TASKS 4 /* Tasks view */
#define VIEW_NOTES 5 /* Notes view */
#define VIEW_WIKI 6 /* Wiki view */
#define VIEW_CALBRIEF 7 /* Brief Calendar view */
#define VIEW_JOURNAL 8 /* Journal view */
#define VIEW_BLOG 9 /* Blog view (not yet implemented) */
#ifndef IsEmptyStr
#define IsEmptyStr(a) ((a)[0] == '\0')
#endif
/*
* another word to indicate n/a for a pointer if NULL already has a "meaning"
*/
extern const char *StrBufNOTNULL;
/*
* Misc declarations
*/
char *libcitadel_version_string(void);
int libcitadel_version_number(void);
void StartLibCitadel(size_t basesize);
void ShutDownLibCitadel(void);
/*
* MIME parser declarations
*/
void extract_key(char *target, char *source, long sourcelen, char *key, long keylen, char KeyEnd);
typedef void (*MimeParserCallBackType)(char *cbname,
char *cbfilename,
char *cbpartnum,
char *cbdisp,
void *cbcontent,
char *cbtype,
char *cbcharset,
size_t cblength,
char *cbencoding,
char *cbid,
void *cbuserdata);
void mime_parser(char *content_start, char *content_end,
MimeParserCallBackType CallBack,
MimeParserCallBackType PreMultiPartCallBack,
MimeParserCallBackType PostMultiPartCallBack,
void *userdata,
int dont_decode);
char *fixed_partnum(char *);
void mime_decode(char *partnum,
char *part_start, size_t length,
char *content_type, char *charset, char *encoding,
char *disposition,
char *id,
char *name, char *filename,
MimeParserCallBackType CallBack,
MimeParserCallBackType PreMultiPartCallBack,
MimeParserCallBackType PostMultiPartCallBack,
void *userdata,
int dont_decode);
void the_mime_parser(char *partnum,
char *content_start, char *content_end,
MimeParserCallBackType CallBack,
MimeParserCallBackType PreMultiPartCallBack,
MimeParserCallBackType PostMultiPartCallBack,
void *userdata,
int dont_decode);
typedef struct StrBuf StrBuf;
#define strof(a) #a
#define CStrOf(a) #a, sizeof(#a) - 1
typedef struct _ConstStr {
const char *Key;
long len;
}ConstStr;
#define CKEY(a) (a).Key, (a).len
StrBuf* NewStrBuf(void);
StrBuf* NewStrBufDup(const StrBuf *CopyMe);
StrBuf* NewStrBufPlain(const char* ptr, int nChars);
long StrBufShrinkToFit(StrBuf *Buf, int Force);
void ReAdjustEmptyBuf(StrBuf *Buf, long ThreshHold, long NewSize);
int StrBufPlain(StrBuf *Buf, const char* ptr, int nChars);
StrBuf* _NewConstStrBuf(const char* StringConstant, size_t SizeOfStrConstant);
#define NewConstStrBuf(a) _NewConstStrBuf(a, sizeof(a))
void FreeStrBuf (StrBuf **FreeMe);
char *SmashStrBuf (StrBuf **SmashMe);
void HFreeStrBuf (void *VFreeMe);
int FlushStrBuf(StrBuf *buf);
int FLUSHStrBuf(StrBuf *buf); /* expensive but doesn't leave content behind for others to find in case of errors */
const char *ChrPtr(const StrBuf *Str);
int StrLength(const StrBuf *Str);
#define SKEY(a) ChrPtr(a), StrLength(a)
long StrBufPeek(StrBuf *Buf, const char* ptr, long nThChar, char PeekValue);
long StrBufPook(StrBuf *Buf, const char* ptr, long nThChar, long nChars, char PookValue);
int StrBufTCP_read_line(StrBuf *buf, int *fd, int append, const char **Error);
int StrBufReadBLOB(StrBuf *Buf, int *fd, int append, long nBytes, const char **Error);
#define NNN_TERM 1
#define O_TERM 0
int StrBufReadBLOBBuffered(StrBuf *Buf,
StrBuf *IOBuf,
const char **BufPos,
int *fd,
int append,
long nBytes,
int check,
const char **Error);
int StrBufTCP_read_buffered_line(StrBuf *Line,
StrBuf *buf,
int *fd,
int timeout,
int selectresolution,
const char **Error);
int StrBufTCP_read_buffered_line_fast(StrBuf *Line,
StrBuf *buf,
const char **Pos,
int *fd,
int timeout,
int selectresolution,
const char **Error);
int StrBufSipLine(StrBuf *LineBuf, StrBuf *Buf, const char **Ptr);
int StrBufReplaceToken(StrBuf *Buf, long where, long HowLong, const char *Repl, long ReplLen);
int StrBufExtract_token(StrBuf *dest, const StrBuf *Source, int parmnum, char separator);
int StrBufSub(StrBuf *dest, const StrBuf *Source, unsigned long Offset, size_t nChars);
unsigned long StrBufExtract_unsigned_long(const StrBuf* Source, int parmnum, char separator);
long StrBufExtract_long(const StrBuf* Source, int parmnum, char separator);
int StrBufExtract_int(const StrBuf* Source, int parmnum, char separator);
int StrBufNum_tokens(const StrBuf *source, char tok);
int StrBufRemove_token(StrBuf *Source, int parmnum, char separator);
int StrBufHaveNextToken(const StrBuf *Source, const char **pStart);
int StrBufExtract_NextToken(StrBuf *dest, const StrBuf *Source, const char **pStart, char separator);
int StrBufSkip_NTokenS(const StrBuf *Source, const char **pStart, char separator, int nTokens);
unsigned long StrBufExtractNext_unsigned_long(const StrBuf* Source, const char **pStart, char separator);
long StrBufExtractNext_long(const StrBuf* Source, const char **pStart, char separator);
int StrBufExtractNext_int(const StrBuf* Source, const char **pStart, char separator);
void StrBufAppendBufPlain(StrBuf *Buf, const char *AppendBuf, long AppendSize, unsigned long Offset);
void StrBufAppendBuf(StrBuf *Buf, const StrBuf *AppendBuf, unsigned long Offset);
size_t CurlFillStrBuf_callback(void *ptr, size_t size, size_t nmemb, void *stream);
void StrBufAppendPrintf(StrBuf *Buf, const char *format, ...);
#ifdef SHOW_ME_VAPPEND_PRINTF
/* so owe don't create an include depndency, this is just visible on demand. */
void StrBufVAppendPrintf(StrBuf *Buf, const char *format, va_list ap);
#endif
void StrBufPrintf(StrBuf *Buf, const char *format, ...) __attribute__((__format__(__printf__,2,3)));
void StrBufCutLeft(StrBuf *Buf, int nChars);
void StrBufCutRight(StrBuf *Buf, int nChars);
void StrBufCutAt(StrBuf *Buf, int AfternChars, const char *At);
void StrBufTrim(StrBuf *Buf);
void StrBufStripAllBut(StrBuf *Buf, char leftboundary, char rightboundary);
void StrBufUpCase(StrBuf *Buf);
void StrBufLowerCase(StrBuf *Buf);
void StrBufStripSlashes(StrBuf *Dir, int RemoveTrailingSlash);
void StrBufEUid_unescapize(StrBuf *target, const StrBuf *source);
void StrBufEUid_escapize(StrBuf *target, const StrBuf *source);
void StrBufToUnixLF(StrBuf *buf);
void StrBufReplaceChars(StrBuf *buf, char search, char replace);
int CompressBuffer(StrBuf *Buf);
void StrBufConvert(StrBuf *ConvertBuf, StrBuf *TmpBuf, void *pic);
void ctdl_iconv_open(const char *tocode, const char *fromcode, void *pic);
void StrBuf_RFC822_to_Utf8(StrBuf *Target, const StrBuf *DecodeMe, const StrBuf* DefaultCharset, StrBuf *FoundCharset);
int StrBufDecodeBase64(StrBuf *Buf);
int StrBufDecodeHex(StrBuf *Buf);
int StrBufRFC2047encode(StrBuf **target, const StrBuf *source);
StrBuf *StrBufSanitizeEmailRecipientVector(const StrBuf *Recp,
StrBuf *UserName,
StrBuf *EmailAddress,
StrBuf *EncBuf);
int StrBufSanitizeAscii(StrBuf *Buf, const char Mute);
#define LB (1) /* Internal escape chars */
#define RB (2)
#define QU (3)
void StrBufUrlescAppend(StrBuf *OutBuf, const StrBuf *In, const char *PlainIn);
void StrBufHexescAppend(StrBuf *OutBuf, const StrBuf *In, const char *PlainIn);
long StrEscAppend(StrBuf *Target, const StrBuf *Source, const char *PlainIn, int nbsp, int nolinebreaks);
long StrECMAEscAppend(StrBuf *Target, const StrBuf *Source, const char *PlainIn);
long StrHtmlEcmaEscAppend(StrBuf *Target, const StrBuf *Source, const char *PlainIn, int nbsp, int nolinebreaks);
void StrMsgEscAppend(StrBuf *Target, const StrBuf *Source, const char *PlainIn);
void StrIcalEscAppend(StrBuf *Target, const StrBuf *Source, const char *PlainIn);
long StrTol(const StrBuf *Buf);
int StrToi(const StrBuf *Buf);
int StrBufIsNumber(const StrBuf *Buf);
long StrBuf_Utf8StrLen(StrBuf *Buf);
long StrBuf_Utf8StrCut(StrBuf *Buf, int maxlen);
const char *GuessMimeType(const char *data, size_t dlen);
const char* GuessMimeByFilename(const char *what, size_t len);
/* Run once at Programstart */
int LoadIconDir(const char *DirName);
/* Select the icon for a given MIME type */
const char *GetIconFilename(char *MimeType, size_t len);
/* tools */
int safestrncpy(char *dest, const char *src, size_t n);
int num_tokens (const char *source, char tok);
long extract_token(char *dest, const char *source, int parmnum, char separator, int maxlen);
long grab_token(char **dest, const char *source, int parmnum, char separator);
int extract_int (const char *source, int parmnum);
long extract_long (const char *source, int parmnum);
unsigned long extract_unsigned_long(const char *source, int parmnum);
void CtdlInitBase64Table(void);
size_t CtdlEncodeBase64(char *dest, const char *source, size_t sourcelen, int linebreaks);
int CtdlDecodeBase64(char *dest, const char *source, size_t length);
unsigned int decode_hex(char *Source);
int CtdlDecodeQuotedPrintable(char *decoded, char *encoded, int sourcelen);
void StripSlashes(char *Dir, int TrailingSlash);
size_t striplt(char *);
int haschar(const char *st, int ch);
void remove_token(char *source, int parmnum, char separator);
void fmt_date(char *buf, size_t n, time_t thetime, int seconds);
int is_msg_in_sequence_set(const char *mset, long msgnum);
char *memreadline(char *start, char *buf, int maxlen);
char *memreadlinelen(char *start, char *buf, int maxlen, int *retlen);
const char *cmemreadline(const char *start, char *buf, int maxlen);
const char *cmemreadlinelen(const char *start, char *buf, int maxlen, int *retlen);
#define IsEmptyStr(a) ((a)[0] == '\0')
#define num_parms(source) num_tokens(source,(char)'|')
int stripout(char *str, char leftboundary, char rightboundary);
void stripallbut(char *str, char leftboundary, char rightboundary);
char *myfgets(char *s, int size, FILE *stream);
void urlesc(char *outbuf, size_t oblen, char *strbuf);
char *CtdlTempFileName(char *prefix1, int prefix2);
FILE *CtdlTempFile(void);
void generate_uuid(char *buf);
char *bmstrcasestr(char *text, const char *pattern);
char *bmstrcasestr_len(char *text, size_t textlen, const char *pattern, size_t patlen);
const char *cbmstrcasestr(const char *text, const char *pattern);
const char *cbmstrcasestr_len(const char *text, size_t textlen, const char *pattern, size_t patlen);
void CtdlMakeTempFileName(char *name, int len);
char *rfc2047encode(char *line, long length);
int is_msg_in_mset(const char *mset, long msgnum);
int pattern2(char *search, char *patn);
void stripltlen(char *, int *);
char *html_to_ascii(char *inputmsg, int msglen, int screenwidth, int do_citaformat);
void LoadEntityList(char *FileName);
/* vCard stuff */
#define CTDL_VCARD_MAGIC 0xa1f9
/* This data structure represents a vCard object currently in memory. */
struct vCard {
int magic;
int numprops;
struct vCardProp {
char *name;
char *value;
} *prop;
};
struct vCard *vcard_new(void);
void vcard_add_prop(struct vCard *v, char *propname, char *propvalue);
struct vCard *vcard_load(char *vtext);
struct vCard *VCardLoad(StrBuf *vbtext);
void vcard_free(struct vCard *);
void vcard_set_prop(struct vCard *v, char *name, char *value, int append);
char *vcard_get_prop(struct vCard *v, char *propname, int is_partial,
int instance, int return_propname);
char *vcard_serialize(struct vCard *);
void vcard_fn_to_n(char *vname, char *n, size_t vname_size);
void remove_charset_attribute(char *strbuf);
long StrBufUnescape(StrBuf *Buf, int StripBlanks);
/*
* Hash list implementation for Citadel
*/
#define HKEY(a) a, (sizeof(a) - 1)
typedef struct HashList HashList;
typedef struct HashKey HashKey;
typedef struct HashPos HashPos;
typedef void (*DeleteHashDataFunc)(void * Data);
typedef const char *(*PrintHashContent)(void * Data);
typedef int (*CompareFunc)(const void* Item1, const void*Item2);
typedef int (*HashFunc)(const char *Str, long Len);
typedef void (*TransitionFunc) (void *Item1, void *Item2, int Odd);
typedef void (*PrintHashDataFunc) (const char *Key, void *Item, int Odd);
int Flathash(const char *str, long len);
#define IKEY(a) (const char*) &a, sizeof(a)
HashList *NewHash(int Uniq, HashFunc F);
void DeleteHash(HashList **Hash);
void HDeleteHash(void *vHash);
int GetHash(HashList *Hash, const char *HKey, long HKLen, void **Data);
void Put(HashList *Hash, const char *HKey, long HKLen, void *Data, DeleteHashDataFunc DeleteIt);
int GetKey(HashList *Hash, char *HKey, long HKLen, void **Data);
int GetHashKeys(HashList *Hash, char ***List);
int dbg_PrintHash(HashList *Hash, PrintHashContent first, PrintHashContent Second);
int PrintHash(HashList *Hash, TransitionFunc Trans, PrintHashDataFunc PrintEntry);
HashPos *GetNewHashPos(HashList *Hash, int StepWidth);
int GetHashPosFromKey(HashList *Hash, const char *HKey, long HKLen, HashPos *At);
int DeleteEntryFromHash(HashList *Hash, HashPos *At);
int GetHashPosCounter(HashList *Hash, HashPos *At);
void DeleteHashPos(HashPos **DelMe);
int NextHashPos(HashList *Hash, HashPos *At);
int GetHashPos(HashList *Hash, HashPos *At, long *HKLen, const char **HashKey, void **Data);
int GetNextHashPos(HashList *Hash, HashPos *At, long *HKLen, const char **HashKey, void **Data);
int GetHashAt(HashList *Hash,long At, long *HKLen, const char **HashKey, void **Data);
void SortByHashKey(HashList *Hash, int Order);
void SortByHashKeyStr(HashList *Hash);
int GetCount(HashList *Hash);
const void *GetSearchPayload(const void *HashVoid);
void SortByPayload(HashList *Hash, CompareFunc SortBy);
void reference_free_handler(void *ptr);
int HashLittle(const void *key, size_t length);
void convert_spaces_to_underscores(char *str);
int CheckEncode(const char *pch, long len, const char *pche);
/*
* Convert 4 bytes char into an Integer.
* usefull for easy inexpensive hashing
* of for char strings.
*/
#define CHAR4TO_INT(a) ((int) (a[0] | (a[1]<<8) | (a[2]<<16) | (a[3]<<24)))
/* vNote implementation */
#define CTDL_VNOTE_MAGIC 0xa1fa
struct vnote {
int magic;
char *uid;
char *summary;
char *body;
int pos_left;
int pos_top;
int pos_width;
int pos_height;
int color_red;
int color_green;
int color_blue;
};
struct vnote *vnote_new(void);
struct vnote *vnote_new_from_str(char *s);
void vnote_free(struct vnote *v);
char *vnote_serialize(struct vnote *v);
void vnote_serialize_output_field(char *append_to, char *field, char *label);
/*
* Create JSON style structures in C plus serialize them to one string
*/
typedef struct JsonValue JsonValue;
void DeleteJSONValue(void *vJsonValue);
JsonValue *NewJsonObject(const char *Key, long keylen);
JsonValue *NewJsonArray(const char *Key, long keylen);
JsonValue *NewJsonNumber(const char *Key, long keylen, long Number);
JsonValue *NewJsonBigNumber(const char *Key, long keylen, double Number);
JsonValue *NewJsonString(const char *Key, long keylen, StrBuf *CopyMe);
JsonValue *NewJsonPlainString(const char *Key, long keylen, const char *CopyMe, long len);
JsonValue *NewJsonNull(const char *Key, long keylen);
JsonValue *NewJsonBool(const char *Key, long keylen, int value);
void JsonArrayAppend(JsonValue *Array, JsonValue *Val);
void JsonObjectAppend(JsonValue *Array, JsonValue *Val);
void SerializeJson(StrBuf *Target, JsonValue *Val, int FreeVal);
/*
* Citadels Wildfire implementation, see
* http://www.firephp.org/Wiki/Reference/Protocol
* and http://wildfirehq.org/ for details
*/
typedef void (*AddHeaderFunc)(const char *HdrName, const char *HdrValue);
typedef enum _WF_MessageType {
eLOG,
eINFO,
eWARN,
eERROR,
eTRACE,
eEXCEPTION
} WF_MessageType;
JsonValue *WildFireException(const char *Filename, long FileLen,
long LineNo,
StrBuf *Message,
int StackOffset);
void WildFireAddArray(JsonValue *ReportBase, JsonValue *Array, WF_MessageType Type);
JsonValue *WildFireMessagePlain(const char *Filename, long fnlen,
long LineNo,
const char *Message, long len,
WF_MessageType Type);
JsonValue *WildFireMessage(const char *Filename, long fnlen,
long lineno,
StrBuf *Msg,
WF_MessageType Type);
void WildFireInitBacktrace(const char *argvNull, int AddBaseFrameSkip);
void WildFireSerializePayload(StrBuf *JsonBuffer, StrBuf *OutBuf, int *MsgCount, AddHeaderFunc AddHdr);
#define WF_MAJOR "1"
#define WF_STRUCTINDEX "1"
#define WF_SUB "1"
#endif // LIBCITADEL_H
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