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/* Target description definitions for remote server for GDB.
Copyright (C) 2012-2017 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef TDESC_H
#define TDESC_H
#include "arch/tdesc.h"
#include "regdef.h"
typedef struct reg *tdesc_reg_p;
DEF_VEC_P(tdesc_reg_p);
struct tdesc_feature
{};
/* A target description. Inherit from tdesc_feature so that target_desc
can be used as tdesc_feature. */
struct target_desc : tdesc_feature
{
/* A vector of elements of register definitions that
describe the inferior's register set. */
VEC(tdesc_reg_p) *reg_defs;
/* The register cache size, in bytes. */
int registers_size;
#ifndef IN_PROCESS_AGENT
/* An array of register names. These are the "expedite" registers:
registers whose values are sent along with stop replies. */
const char **expedite_regs = NULL;
/* Defines what to return when looking for the "target.xml" file in
response to qXfer:features:read. Its contents can either be
verbatim XML code (prefixed with a '@') or else the name of the
actual XML file to be used in place of "target.xml". */
const char *xmltarget = NULL;
public:
target_desc ()
: reg_defs (NULL), registers_size (0)
{}
~target_desc ()
{
int i;
struct reg *reg;
for (i = 0; VEC_iterate (tdesc_reg_p, reg_defs, i, reg); i++)
xfree (reg);
VEC_free (tdesc_reg_p, reg_defs);
}
bool operator== (const target_desc &other) const
{
if (VEC_length (tdesc_reg_p, reg_defs)
!= VEC_length (tdesc_reg_p, other.reg_defs))
return false;
struct reg *reg;
for (int ix = 0;
VEC_iterate (tdesc_reg_p, reg_defs, ix, reg);
ix++)
{
struct reg *reg2
= VEC_index (tdesc_reg_p, other.reg_defs, ix);
if (reg != reg2 && *reg != *reg2)
return false;
}
/* Compare expedite_regs. */
int i = 0;
for (; expedite_regs[i] != NULL; i++)
{
if (strcmp (expedite_regs[i], other.expedite_regs[i]) != 0)
return false;
}
if (other.expedite_regs[i] != NULL)
return false;
if (strcmp (xmltarget, other.xmltarget) != 0)
return false;
return true;
}
bool operator!= (const target_desc &other) const
{
return !(*this == other);
}
#endif
};
/* Copy target description SRC to DEST. */
void copy_target_description (struct target_desc *dest,
const struct target_desc *src);
/* Initialize TDESC. */
void init_target_desc (struct target_desc *tdesc);
/* Return the current inferior's target description. Never returns
NULL. */
const struct target_desc *current_target_desc (void);
#endif /* TDESC_H */
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