* if we're shutting down instantly close our server file descriptions

[citadel.git] / citadel / context.h

diff --git a/citadel/context.h b/citadel/context.h
index ff62295e708cfaf411e5f2c9033ebfdc94eb6004..b4607da63dc8ca37ab65b512b867722ce83c19b6 100644 (file)
--- a/citadel/context.h
+++ b/citadel/context.h
@@ -1,4 +1,3 @@
-/* $Id: sysdep_decls.h 7265 2009-03-25 23:18:46Z dothebart $ */
 
 #ifndef CONTEXT_H
 #define CONTEXT_H
@@ -21,19 +20,33 @@ struct CitContext {
        struct CitContext *prev;        /* Link to previous session in list */
        struct CitContext *next;        /* Link to next session in the list */
 
-       int state;              /* thread state (see CON_ values below) */
-       int kill_me;            /* Set to nonzero to flag for termination */
-       int client_socket;
        int cs_pid;             /* session ID */
        int dont_term;          /* for special activities like artv so we don't get killed */
        time_t lastcmd;         /* time of last command executed */
        time_t lastidle;        /* For computing idle time */
+       int state;              /* thread state (see CON_ values below) */
+       int kill_me;            /* Set to nonzero to flag for termination */
+
+       const char *Pos;        /* Our read position inside of the ReadBuf */
+       StrBuf *ReadBuf;        /* Our block buffered read buffer */
+       StrBuf *MigrateBuf;        /* Our block buffered read buffer */
+
+       const char *sPos;        /* Our read position inside of the ReadBuf */
+       StrBuf *sReadBuf;        /* Our block buffered read buffer */
+       StrBuf *sMigrateBuf;        /* Our block buffered read buffer */
+       int client_socket;
+       int is_local_socket;    /* set to 1 if client is on unix domain sock */
+       /* Redirect this session's output to a memory buffer? */
+       StrBuf *redirect_buffer;                /* the buffer */
+#ifdef HAVE_OPENSSL
+       SSL *ssl;
+       int redirect_ssl;
+#endif
 
        char curr_user[USERNAME_SIZE];  /* name of current user */
        int logged_in;          /* logged in */
        int internal_pgm;       /* authenticated as internal program */
        int nologin;            /* not allowed to log in */
-       int is_local_socket;    /* set to 1 if client is on unix domain sock */
        int curr_view;          /* The view type for the current user/room */
        int is_master;          /* Is this session logged in using the master user? */
 
@@ -41,9 +54,6 @@ struct CitContext {
        time_t previous_login;  /* Date/time of previous login */
        char lastcmdname[5];    /* name of last command executed */
        unsigned cs_flags;      /* miscellaneous flags */
-       void (*h_command_function) (void) ;     /* service command function */
-       void (*h_async_function) (void) ;       /* do async msgs function */
-       void (*h_greeting_function) (void) ;    /* greeting function for session startup */
        int is_async;           /* Nonzero if client accepts async msgs */
        int async_waiting;      /* Nonzero if there are async msgs waiting */
        int input_waiting;      /* Nonzero if there is client input waiting */
@@ -81,14 +91,6 @@ struct CitContext {
        /* Beginning of cryptography - session nonce */
        char cs_nonce[NONCE_SIZE];      /* The nonce for this session's next auth transaction */
 
-       /* Redirect this session's output to a memory buffer? */
-       char *redirect_buffer;          /* the buffer */
-       size_t redirect_len;            /* length of data in buffer */
-       size_t redirect_alloc;          /* length of allocated buffer */
-#ifdef HAVE_OPENSSL
-       SSL *ssl;
-       int redirect_ssl;
-#endif
 
        /* A linked list of all instant messages sent to us. */
        struct ExpressMessage *FirstExpressMessage;
@@ -111,6 +113,11 @@ struct CitContext {
        const char *ServiceName;                /* readable purpose of this session */
        void *openid_data;                      /* Data stored by the OpenID module */
        char *ldap_dn;                          /* DN of user when using AUTHMODE_LDAP */
+
+
+       void (*h_command_function) (void) ;     /* service command function */
+       void (*h_async_function) (void) ;       /* do async msgs function */
+       void (*h_greeting_function) (void) ;    /* greeting function for session startup */
 };
 
 typedef struct CitContext CitContext;
@@ -146,9 +153,12 @@ void RemoveContext (struct CitContext *);
 CitContext *CreateNewContext (void);
 void context_cleanup(void);
 void kill_session (int session_to_kill);
-INLINE void become_session(struct CitContext *which_con);
 void InitializeMasterCC(void);
 void dead_session_purge(int force);
+void set_async_waiting(struct CitContext *ccptr);
+
+/* forcibly close and flush fd's on shutdown */
+void terminate_stuck_sessions(void);
 
 /* Deprecated, user CtdlBumpNewMailCounter() instead */
 void BumpNewMailCounter(long) __attribute__ ((deprecated));
@@ -160,4 +170,22 @@ int CtdlTerminateOtherSession (int session_num);
 #define TERM_ALLOWED   0x02
 #define TERM_KILLED    0x03
 #define TERM_NOTALLOWED -1
+
+/*
+ * Bind a thread to a context.  (It's inline merely to speed things up.)
+ */
+static INLINE void become_session(CitContext *which_con) {
+/*
+       pid_t tid = syscall(SYS_gettid);
+*/
+       citthread_setspecific(MyConKey, (void *)which_con );
+/*
+       CtdlLogPrintf(CTDL_DEBUG, "[%d]: Now doing %s\n", 
+                     (int) tid, 
+                     ((which_con != NULL) && (which_con->ServiceName != NULL)) ? 
+                     which_con->ServiceName:"");
+*/
+}
+
+
 #endif /* CONTEXT_H */