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/*******************************************************************************
* Copyright (c) 2007, 2013 Wind River Systems, Inc. and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* and Eclipse Distribution License v1.0 which accompany this distribution.
* The Eclipse Public License is available at
* http://www.eclipse.org/legal/epl-v10.html
* and the Eclipse Distribution License is available at
* http://www.eclipse.org/org/documents/edl-v10.php.
* You may elect to redistribute this code under either of these licenses.
*
* Contributors:
* Wind River Systems - initial API and implementation
*******************************************************************************/
/*
* Target service implementation: stack trace (TCF name StackTrace)
*/
#ifndef D_stacktrace
#define D_stacktrace
#include <tcf/framework/protocol.h>
#include <tcf/framework/context.h>
#if SERVICE_StackTrace || ENABLE_ContextProxy
/*
* Get index of the top frame of a context.
*/
extern int get_top_frame(Context * ctx);
extern int get_prev_frame(Context * ctx, int frame);
extern int get_next_frame(Context * ctx, int frame);
/*
* Return 1 if 'frame' is the top frame of the context.
*/
extern int is_top_frame(Context * ctx, int frame);
/*
* Get information about given stack frame.
*/
extern int get_frame_info(Context * ctx, int frame, StackFrame ** info);
/*
* Get frame number for 'info'.
*/
#define get_info_frame(ctx, info) (info ? info->frame : STACK_NO_FRAME)
/*
* For given context and its registers in a stack frame,
* compute stack frame location and next frame register values.
* If frame info is not available, do nothing.
* Return -1 and set errno in case of an error.
* Return 0 on success.
*/
extern int get_next_stack_frame(StackFrame * frame, StackFrame * down);
/*
* Initialize stack trace service.
*/
extern void ini_stack_trace_service(Protocol *, TCFBroadcastGroup *);
#else /* SERVICE_StackTrace */
#define get_frame_info(ctx, frame, info) (errno = ERR_UNSUPPORTED, -1)
#define is_top_frame(ctx, frame) (frame == STACK_TOP_FRAME)
#endif /* SERVICE_StackTrace */
#endif /* D_stacktrace */
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