source: soft/giet_vm/memo/include/memo.h @ 182

Last change on this file since 182 was 173, checked in by karaoui, 12 years ago

Adding BLOB type for vobj.
Don't forget to set as BLOB type the mapping_info vobj in the xml.

File size: 3.3 KB
Line 
1/* -*- c++ -*-
2 *
3 * SOCLIB_LGPL_HEADER_BEGIN
4 *
5 * This file is part of SoCLib, GNU LGPLv2.1.
6 *
7 * SoCLib is free software; you can redistribute it and/or modify it
8 * under the terms of the GNU Lesser General Public License as published
9 * by the Free Software Foundation; version 2.1 of the License.
10 *
11 * SoCLib is distributed in the hope that it will be useful, but
12 * WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14 * Lesser General Public License for more details.
15 *
16 * You should have received a copy of the GNU Lesser General Public
17 * License along with SoCLib; if not, write to the Free Software
18 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
19 * 02110-1301 USA
20 *
21 * SOCLIB_LGPL_HEADER_END
22 *
23 * Copyright (c) UPMC, Lip6, SoC
24 *         Mohamed Lamine Karaoui <Mohamed.Karaoui@lip6.fr>, 2012
25 *
26 */
27#ifndef SOCLIB_VLOADER_H_
28#define SOCLIB_VLOADER_H_
29
30#include  <stdlib.h>
31#include  <cstdlib>
32#include  <fcntl.h>
33#include  <unistd.h>
34#include  <cstdio>
35#include  <string.h>
36
37#include <string>
38#include <ios>
39#include <vector>
40#include <map>
41#include <fstream>
42
43#include <dpp/foreach>
44
45#include <elfpp/object>
46#include <elfpp/symbol>
47#include <elfpp/section>
48#include <elfpp/segment>
49#include <elfpp/elfpp_bits.hh>
50
51#include "stdint.h"
52#include "pseg_handler.h"
53#include "path_handler.h"
54
55
56
57class MeMo
58{
59
60    std::string m_path;         //map_info path name
61    std::string m_wd;           //map_info path to directory TODO: make the name defined in the map_info relative to this wd.
62    std::string m_simpleName;   //map_info filename TODO
63    void* m_data;               //map_info structure
64    uintptr_t m_addr;           //map_info address (virtual)
65    size_t m_size;              //size of the structure
66    mutable std::map<std::string, elfpp::object*> m_loaders;
67    PSegHandler m_psegh;
68    PathHandler m_pathHandler;
69   
70    bool m_ginit;
71    elfpp::object* m_generator;//TODO:delete
72
73    size_t load_bin(std::string filename, void* buffer);   
74    size_t bin_size(std::string filename);
75
76    elfpp::section* get_sect_by_addr(elfpp::object *loader, unsigned int addr);
77    elfpp::section* get_sect_by_name(elfpp::object *loader, std::string name);
78
79public:
80
81    MeMo( const std::string &name, const size_t pageSize = 4096);
82    ~MeMo();
83
84    void buildSoft(const std::string &filename);
85
86    void print( std::ostream &o ) const;
87
88    void print_mapping() const;
89
90    friend std::ostream &operator<<( std::ostream &o, const MeMo &s )
91    {
92        s.print(o);
93        return o;
94    }
95
96
97    //The following functions handle the map.bin structure
98    //inspired from the boot_handler.c of the GIET
99    mapping_pseg_t* get_pseg_base( mapping_header_t* header );
100    mapping_vspace_t* get_vspace_base( mapping_header_t* header );
101    mapping_vseg_t* get_vseg_base( mapping_header_t* header );
102    mapping_vobj_t* get_vobj_base( mapping_header_t* header );
103    void print_mapping_info(void* desc);
104    void pseg_map( mapping_pseg_t* pseg);
105    void vseg_map( mapping_vseg_t* vseg);
106    void buildMap(void* desc);
107
108};
109
110
111#endif /* SOCLIB_VLOADER_H_ */
112
113// Local Variables:
114// tab-width: 4
115// c-basic-offset: 4
116// c-file-offsets:((innamespace . 0)(inline-open . 0))
117// indent-tabs-mode: nil
118// End:
119
120// vim: filetype=cpp:expandtab:shiftwidth=4:tabstop=4:softtabstop=4
121
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