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- /* Marshalling and unmarshalling of C++-specific types.
- Copyright (C) 2014-2022 Free Software Foundation, Inc.
- This file is part of GCC.
- GCC 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, or (at your option) any later
- version.
- GCC 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 GCC; see the file COPYING3. If not see
- <http://www.gnu.org/licenses/>. */
- #ifndef CC1_PLUGIN_MARSHALL_CXX_HH
- #define CC1_PLUGIN_MARSHALL_CXX_HH
- #include "marshall.hh"
- #include "gcc-cp-interface.h"
- #include "deleter.hh"
- namespace cc1_plugin
- {
- template<>
- struct deleter<gcc_vbase_array>
- {
- void operator() (gcc_vbase_array *p)
- {
- delete[] p->flags;
- delete[] p->elements;
- delete p;
- }
- };
- template<>
- struct deleter<gcc_cp_template_args>
- {
- void operator() (gcc_cp_template_args *p)
- {
- delete[] p->elements;
- delete[] p->kinds;
- delete p;
- }
- };
- template<>
- struct deleter<gcc_cp_function_args>
- {
- void operator() (gcc_cp_function_args *p)
- {
- delete[] p->elements;
- delete p;
- }
- };
- // Send a gcc_vbase_array marker followed by the array.
- status
- marshall (connection *conn, const gcc_vbase_array *a)
- {
- size_t len;
- if (a)
- len = a->n_elements;
- else
- len = (size_t)-1;
- if (!marshall_array_start (conn, 'v', len))
- return FAIL;
- if (!a)
- return OK;
- if (!marshall_array_elmts (conn, len * sizeof (a->elements[0]),
- a->elements))
- return FAIL;
- return marshall_array_elmts (conn, len * sizeof (a->flags[0]),
- a->flags);
- }
- // Read a gcc_vbase_array marker, followed by a gcc_vbase_array. The
- // resulting array must be freed by the caller, using 'delete[]' on
- // elements and virtualp, and 'delete' on the array object itself.
- status
- unmarshall (connection *conn, struct gcc_vbase_array **result)
- {
- size_t len;
- if (!unmarshall_array_start (conn, 'v', &len))
- return FAIL;
- if (len == (size_t)-1)
- {
- *result = NULL;
- return OK;
- }
- cc1_plugin::unique_ptr<gcc_vbase_array> gva (new gcc_vbase_array {});
- gva->n_elements = len;
- gva->elements = new gcc_type[len];
- if (!unmarshall_array_elmts (conn,
- len * sizeof (gva->elements[0]),
- gva->elements))
- return FAIL;
- gva->flags = new enum gcc_cp_symbol_kind[len];
- if (!unmarshall_array_elmts (conn,
- len * sizeof (gva->flags[0]),
- gva->flags))
- return FAIL;
- *result = gva.release ();
- return OK;
- }
- // Send a gcc_cp_template_args marker followed by the array.
- status
- marshall (connection *conn, const gcc_cp_template_args *a)
- {
- size_t len;
- if (a)
- len = a->n_elements;
- else
- len = (size_t)-1;
- if (!marshall_array_start (conn, 't', len))
- return FAIL;
- if (!a)
- return OK;
- if (!marshall_array_elmts (conn, len * sizeof (a->kinds[0]),
- a->kinds))
- return FAIL;
- return marshall_array_elmts (conn, len * sizeof (a->elements[0]),
- a->elements);
- }
- // Read a gcc_vbase_array marker, followed by a gcc_vbase_array. The
- // resulting array must be freed by the caller, using 'delete[]' on
- // elements and virtualp, and 'delete' on the array object itself.
- status
- unmarshall (connection *conn, struct gcc_cp_template_args **result)
- {
- size_t len;
- if (!unmarshall_array_start (conn, 't', &len))
- return FAIL;
- if (len == (size_t)-1)
- {
- *result = NULL;
- return OK;
- }
- cc1_plugin::unique_ptr<gcc_cp_template_args> gva
- (new gcc_cp_template_args {});
- gva->n_elements = len;
- gva->kinds = new char[len];
- if (!unmarshall_array_elmts (conn,
- len * sizeof (gva->kinds[0]),
- gva->kinds))
- return FAIL;
- gva->elements = new gcc_cp_template_arg[len];
- if (!unmarshall_array_elmts (conn,
- len * sizeof (gva->elements[0]),
- gva->elements))
- return FAIL;
- *result = gva.release ();
- return OK;
- }
- // Send a gcc_cp_function_args marker followed by the array.
- status
- marshall (connection *conn, const gcc_cp_function_args *a)
- {
- size_t len;
- if (a)
- len = a->n_elements;
- else
- len = (size_t)-1;
- if (!marshall_array_start (conn, 'd', len))
- return FAIL;
- if (!a)
- return OK;
- return marshall_array_elmts (conn, len * sizeof (a->elements[0]),
- a->elements);
- }
- // Read a gcc_cp_function_args marker, followed by a
- // gcc_cp_function_args. The resulting array must be freed
- // by the caller, using 'delete[]' on elements and virtualp, and
- // 'delete' on the array object itself.
- status
- unmarshall (connection *conn, struct gcc_cp_function_args **result)
- {
- size_t len;
- if (!unmarshall_array_start (conn, 'd', &len))
- return FAIL;
- if (len == (size_t)-1)
- {
- *result = NULL;
- return OK;
- }
- cc1_plugin::unique_ptr<gcc_cp_function_args> gva
- (new gcc_cp_function_args {});
- gva->n_elements = len;
- gva->elements = new gcc_expr[len];
- if (!unmarshall_array_elmts (conn,
- len * sizeof (gva->elements[0]),
- gva->elements))
- return FAIL;
- *result = gva.release ();
- return OK;
- }
- }
- #endif // CC1_PLUGIN_MARSHALL_CP_HH
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