Move user privileges functions to user_ops.c, room access check functions to room_ops.c
[citadel.git] / citadel / msgbase.h
index 29a9a28ae293c33e3bb833edc79609868ddeeec6..11a46d6ea544afab8b3432ee00b78e953ad37c8c 100644 (file)
@@ -1,9 +1,8 @@
-/* $Id$ */
 
 #ifndef MSGBASE_H
 #define MSGBASE_H
 
-
+#include "event_client.h"
 enum {
        MSGS_ALL,
        MSGS_OLD,
@@ -29,7 +28,8 @@ enum {
        om_ok,
        om_not_logged_in,
        om_no_such_msg,
-       om_mime_error
+       om_mime_error,
+       om_access_denied
 };
 
 /*
@@ -49,6 +49,7 @@ struct ma_info {
        char chosen_part[128];  /* Which part of a m/a did we choose? */
        int chosen_pref;        /* Chosen part preference level (lower is better) */
        int use_fo_hooks;       /* Use fixed output hooks */
+       int dont_decode;        /* should we call the decoder or not? */
 };
 
 
@@ -71,9 +72,11 @@ struct recptypes {
        char *recp_internet;
        char *recp_ignet;
        char *recp_room;
+       char *recp_orgroom;
        char *display_recp;
        char *bounce_to;
        char *envelope_from;
+       char *sending_room;
 };
 
 #define RECPTYPES_MAGIC 0xfeeb
@@ -94,8 +97,7 @@ extern struct addresses_to_be_filed *atbf;
 int alias (char *name);
 void cmd_msgs (char *cmdbuf);
 void cmd_isme (char *cmdbuf);
-void help_subst (char *strbuf, char *source, char *dest);
-void do_help_subst (char *buffer);
+
 void memfmout (char *mptr, const char *nl);
 void output_mime_parts(char *);
 void cmd_msg0 (char *cmdbuf);
@@ -107,8 +109,30 @@ void cmd_opna (char *cmdbuf);
 void cmd_dlat (char *cmdbuf);
 long send_message (struct CtdlMessage *);
 void loadtroom (void);
-long CtdlSubmitMsg(struct CtdlMessage *, struct recptypes *, char *, int);
-void quickie_message (const char *, const char *, char *, char *, const char *, int, const char *);
+long CtdlSubmitMsg(struct CtdlMessage *, struct recptypes *, const char *, int);
+
+void quickie_message(const char *from,
+                    const char *fromaddr,
+                    const char *to,
+                    char *room,
+                    const char *text, 
+                    int format_type,
+                    const char *subject);
+
+void flood_protect_quickie_message(const char *from,
+                                  const char *fromaddr,
+                                  const char *to,
+                                  char *room,
+                                  const char *text, 
+                                  int format_type,
+                                  const char *subject,
+                                  int nCriterions,
+                                  const char **CritStr,
+                                  long *CritStrLen,
+                                  long ccid,
+                                  long ioid,
+                                  time_t NOW);
+
 void cmd_ent0 (char *entargs);
 void cmd_dele (char *delstr);
 void cmd_move (char *args);
@@ -138,22 +162,47 @@ void CtdlWriteObject(char *req_room,                      /* Room to stuff it in */
                        unsigned int flags              /* Internal save flags */
 );
 struct CtdlMessage *CtdlFetchMessage(long msgnum, int with_body);
-void CtdlFreeMessage(struct CtdlMessage *msg);
+struct CtdlMessage * CM_Duplicate
+                       (struct CtdlMessage *OrgMsg);
+int  CM_IsEmpty        (struct CtdlMessage *Msg, eMsgField which);
+void CM_SetField       (struct CtdlMessage *Msg, eMsgField which, const char *buf, long length);
+void CM_SetFieldLONG   (struct CtdlMessage *Msg, eMsgField which, long lvalue);
+void CM_CopyField      (struct CtdlMessage *Msg, eMsgField WhichToPutTo, eMsgField WhichtToCopy);
+void CM_CutFieldAt     (struct CtdlMessage *Msg, eMsgField WhichToCut, long maxlen);
+void CM_FlushField     (struct CtdlMessage *Msg, eMsgField which);
+void CM_SetAsField     (struct CtdlMessage *Msg, eMsgField which, char **buf, long length);
+void CM_SetAsFieldSB   (struct CtdlMessage *Msg, eMsgField which, StrBuf **buf);
+void CM_GetAsField     (struct CtdlMessage *Msg, eMsgField which, char **ret, long *retlen);
+void CM_PrependToField (struct CtdlMessage *Msg, eMsgField which, const char *buf, long length);
+
+void CM_Free           (struct CtdlMessage *msg);
+void CM_FreeContents   (struct CtdlMessage *msg);
+int  CM_IsValidMsg     (struct CtdlMessage *msg);
+
 void serialize_message(struct ser_ret *, struct CtdlMessage *);
-void dump_message(struct CtdlMessage *msg, long Siz);
-int is_valid_message(struct CtdlMessage *);
 void ReplicationChecks(struct CtdlMessage *);
 int CtdlSaveMsgPointersInRoom(char *roomname, long newmsgidlist[], int num_newmsgs,
-                               int do_repl_check, struct CtdlMessage *supplied_msg);
+                       int do_repl_check, struct CtdlMessage *supplied_msg, int suppress_refcount_adj);
 int CtdlSaveMsgPointerInRoom(char *roomname, long msgid, int do_repl_check, struct CtdlMessage *msg);
-char *CtdlReadMessageBody(char *terminator, size_t maxlen, char *exist, int crlf, int sock);
+char *CtdlReadMessageBody(char *terminator, long tlen, size_t maxlen, StrBuf *exist, int crlf, int *sock);
+StrBuf *CtdlReadMessageBodyBuf(char *terminator,       /* token signalling EOT */
+                              long tlen,
+                              size_t maxlen,           /* maximum message length */
+                              StrBuf *exist,           /* if non-null, append to it;
+                                                          exist is ALWAYS freed  */
+                              int crlf,                /* CRLF newlines instead of LF */
+                              int *sock                /* socket handle or 0 for this session's client socket */
+       );
+
 int CtdlOutputMsg(long msg_num,                /* message number (local) to fetch */
                  int mode,             /* how would you like that message? */
                  int headers_only,     /* eschew the message body? */
                  int do_proto,         /* do Citadel protocol responses? */
                  int crlf,             /* 0=LF, 1=CRLF */
                  char *section,                /* output a message/rfc822 section */
-                 int flags             /* should the bessage be exported clean? */
+                 int flags,            /* should the bessage be exported clean? */
+                 char **Author,        /* if you want to know the author of the message... */
+                 char **Address        /* if you want to know the sender address of the message... */
 );
 
 /* Flags which may be passed to CtdlOutputMsg() and CtdlOutputPreLoadedMsg() */
@@ -169,19 +218,6 @@ int CtdlOutputPreLoadedMsg(struct CtdlMessage *,
                           int crlf,            /* 0=LF, 1=CRLF */
                           int flags            /* should the bessage be exported clean? */
 );
-int CtdlDoIHavePermissionToDeleteMessagesFromThisRoom(void);
-int CtdlDoIHavePermissionToReadMessagesInThisRoom(void);
-
-enum {
-       POST_LOGGED_IN,
-       POST_EXTERNAL,
-       CHECK_EXISTANCE,
-       POST_LMTP
-};
-int CtdlDoIHavePermissionToPostInThisRoom(char *errmsgbuf, 
-                                         size_t n, 
-                                         const char* RemoteIdentifier,
-                                         int PostPublic);
 
 
 /* values for which_set */
@@ -194,7 +230,7 @@ void CtdlSetSeen(long *target_msgnums, int num_target_msgnums,
                struct ctdluser *which_user, struct ctdlroom *which_room);
 void CtdlGetSeen(char *buf, int which_set);
 
-struct recptypes *validate_recipients(char *recipients,
+struct recptypes *validate_recipients(const char *recipients,
                                      const char *RemoteIdentifier, 
                                      int Flags);
 
@@ -214,15 +250,40 @@ struct CtdlMessage *CtdlMakeMessage(
         char *preformatted_text,        /* ...or NULL to read text from client */
        char *references                /* Thread references */
 );
-int CtdlCheckInternetMailPermission(struct ctdluser *who);
 int CtdlIsMe(char *addr, int addr_buf_len);
 
-/*
- * Use of aide_message is deprecated.
- * It has been replaced with CtdlAideMessage.
- * All parameters remain the same.
-*/
-void aide_message(char *text, char *subject) __attribute__ ((deprecated));
+/* 
+ * loading messages async via an FD: 
+ * add IO->ReadMsg = NewAsyncMsg(...)
+ * and then call CtdlReadMessageBodyAsync() from your linreader handler.
+ */
+
+ReadAsyncMsg *NewAsyncMsg(const char *terminator,      /* token signalling EOT */
+                         long tlen,
+                         size_t expectlen,             /* if we expect a message, how long should it be? */
+                         size_t maxlen,                /* maximum message length */
+                         StrBuf *exist,                /* if non-null, append to it;
+                                                          exist is ALWAYS freed  */
+                         long eLen,                    /* length of exist */
+                         int crlf                      /* CRLF newlines instead of LF */
+       );
+
+eReadState CtdlReadMessageBodyAsync(AsyncIO *IO);
+void DeleteAsyncMsg(ReadAsyncMsg **Msg);
+
+extern int MessageDebugEnabled;
+
+#define MSGDBGLOG(LEVEL) if ((LEVEL != LOG_DEBUG) || (MessageDebugEnabled != 0))
+#define CCCID CCC->cs_pid
+#define MSG_syslog(LEVEL, FORMAT, ...)                 \
+       MSGDBGLOG(LEVEL) syslog(LEVEL,                  \
+                               "CC[%d]MSG" FORMAT,     \
+                               CCCID, __VA_ARGS__)
+
+#define MSGM_syslog(LEVEL, FORMAT)                     \
+       MSGDBGLOG(LEVEL) syslog(LEVEL,                  \
+                               "CC[%d]MSG" FORMAT,     \
+                               CCCID)