The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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FreeBSD/Linux Kernel Cross Reference
sys/gdb/gdb.h

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    1 /*-
    2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    3  *
    4  * Copyright (c) 2004 Marcel Moolenaar
    5  * All rights reserved.
    6  *
    7  * Redistribution and use in source and binary forms, with or without
    8  * modification, are permitted provided that the following conditions
    9  * are met:
   10  *
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
   18  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
   19  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
   20  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
   21  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
   22  * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
   23  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
   24  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
   25  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
   26  * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
   27  *
   28  * $FreeBSD$
   29  */
   30 
   31 #ifndef _GDB_GDB_H_
   32 #define _GDB_GDB_H_
   33 
   34 typedef int gdb_checkc_f(void);
   35 typedef int gdb_getc_f(void);
   36 typedef void gdb_init_f(void);
   37 typedef int gdb_probe_f(void);
   38 typedef void gdb_putc_f(int);
   39 typedef void gdb_term_f(void);
   40 
   41 struct gdb_dbgport {
   42         const char      *gdb_name;
   43         gdb_getc_f      *gdb_getc;
   44         gdb_init_f      *gdb_init;
   45         gdb_probe_f     *gdb_probe;
   46         gdb_putc_f      *gdb_putc;
   47         gdb_term_f      *gdb_term;
   48         int             gdb_active;
   49         void            (*gdb_sendpacket)(const void *, size_t);
   50         int             gdb_dbfeatures;
   51 };
   52 
   53 #define GDB_DBGP_FEAT_WANTTERM  0x1     /* Want gdb_term() invocation when
   54                                            leaving GDB.  gdb_term has been
   55                                            deadcode and never invoked for so
   56                                            long I don't want to just blindly
   57                                            start invoking it without opt-in. */
   58 #define GDB_DBGP_FEAT_RELIABLE  0x2     /* The debugport promises it is a
   59                                            reliable transport, which allows GDB
   60                                            acks to be turned off. */
   61 
   62 #define GDB_DBGPORT(name, probe, init, term, getc, putc)                \
   63         static struct gdb_dbgport name##_gdb_dbgport = {                \
   64                 .gdb_name = #name,                                      \
   65                 .gdb_probe = probe,                                     \
   66                 .gdb_init = init,                                       \
   67                 .gdb_term = term,                                       \
   68                 .gdb_getc = getc,                                       \
   69                 .gdb_putc = putc,                                       \
   70         };                                                              \
   71         DATA_SET(gdb_dbgport_set, name##_gdb_dbgport)
   72 
   73 #endif /* !_GDB_GDB_H_ */

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