86 lines
2.7 KiB
C
86 lines
2.7 KiB
C
/* Remote notification in GDB protocol
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Copyright (C) 1988-2013 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef REMOTE_NOTIF_H
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#define REMOTE_NOTIF_H
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#include "queue.h"
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/* An event of a type of async remote notification. */
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struct notif_event
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{
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/* Destructor. Release everything from SELF, but not SELF
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itself. */
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void (*dtr) (struct notif_event *self);
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};
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/* A client to a sort of async remote notification. */
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typedef struct notif_client
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{
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/* The name of notification packet. */
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const char *name;
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/* The packet to acknowledge a previous reply. */
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const char *ack_command;
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/* Parse BUF to get the expected event and update EVENT. This
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function may throw exception if contents in BUF is not the
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expected event. */
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void (*parse) (struct notif_client *self, char *buf,
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struct notif_event *event);
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/* Send field <ack_command> to remote, and do some checking. If
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something wrong, throw an exception. */
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void (*ack) (struct notif_client *self, char *buf,
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struct notif_event *event);
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/* Check this notification client can get pending events in
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'remote_notif_process'. */
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int (*can_get_pending_events) (struct notif_client *self);
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/* Allocate an event. */
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struct notif_event *(*alloc_event) (void);
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/* One pending event. This is where we keep it until it is
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acknowledged. When there is a notification packet, parse it,
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and create an object of 'struct notif_event' to assign to
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it. This field is unchanged until GDB starts to ack this
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notification (which is done by
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remote.c:remote_notif_pending_replies). */
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struct notif_event *pending_event;
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} *notif_client_p;
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void remote_notif_ack (struct notif_client *nc, char *buf);
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struct notif_event *remote_notif_parse (struct notif_client *nc,
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char *buf);
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void handle_notification (char *buf);
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void remote_notif_register_async_event_handler (void);
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void remote_notif_unregister_async_event_handler (void);
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void remote_notif_process (struct notif_client *except);
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extern struct notif_client notif_client_stop;
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extern int notif_debug;
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#endif /* REMOTE_NOTIF_H */
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