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/* OpenIDA - Outil d'analyse de fichiers binaires
* list.c - ensemble des jeux de commandes de JDWP
*
* Copyright (C) 2010-2012 Cyrille Bagard
*
* This file is part of OpenIDA.
*
* OpenIDA 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.
*
* OpenIDA 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 Foobar. If not, see <http://www.gnu.org/licenses/>.
*/
#include "list.h"
#include <stddef.h>
#include "thread.h"
#include "vm.h"
/* Consitue un contenu binaire à partir d'une charge utile. */
typedef bool (* set_jdwp_payload_fc) (const jdwp_payload *, const jdwp_cmd_vm_id_sizes_reply *, bin_t *, off_t *);
/* Reconstitue une charge utile à partir d'un contenu binaire. */
typedef bool (* get_jdwp_payload_fc) (const bin_t *, off_t, const jdwp_cmd_vm_id_sizes_reply *, jdwp_payload *);
/* Libère le contenu d'une charge utile. */
typedef void (* free_jdwp_payload_fc) (jdwp_payload *);
/* Commandes JDWP */
typedef struct _jdwp_command
{
set_jdwp_payload_fc set_payload; /* Constitution du binaire */
free_jdwp_payload_fc free_set_payload; /* Libération de la mémoire */
get_jdwp_payload_fc get_payload; /* Constitution de la charge */
free_jdwp_payload_fc free_got_payload; /* Libération de la mémoire */
} jdwp_command;
/* Energistrement des différents jeux */
static jdwp_command _commands[][256] = {
[JDWP_CST_VIRTUAL_MACHINE] = {
[JDWP_CMD_VM_VERSION] = {
.set_payload = (set_jdwp_payload_fc)NULL,
.free_set_payload = (free_jdwp_payload_fc)NULL,
.get_payload = (get_jdwp_payload_fc)get_jdwp_vm_version,
.free_got_payload = (free_jdwp_payload_fc)free_jdwp_vm_version
},
[JDWP_CMD_VM_ALL_THREADS] = {
.set_payload = (set_jdwp_payload_fc)NULL,
.free_set_payload = (free_jdwp_payload_fc)NULL,
.get_payload = (get_jdwp_payload_fc)get_jdwp_vm_all_threads,
.free_got_payload = (free_jdwp_payload_fc)free_jdwp_all_threads
},
[JDWP_CMD_VM_ID_SIZES] = {
.set_payload = (set_jdwp_payload_fc)NULL,
.free_set_payload = (free_jdwp_payload_fc)NULL,
.get_payload = (get_jdwp_payload_fc)get_jdwp_vm_id_sizes,
.free_got_payload = (free_jdwp_payload_fc)NULL
}
},
[JDWP_CST_THREAD_REFERENCE] = {
[JDWP_CMD_THREAD_NAME] = {
.set_payload = (set_jdwp_payload_fc)set_jdwp_thread_name,
.free_set_payload = (free_jdwp_payload_fc)NULL,
.get_payload = (get_jdwp_payload_fc)get_jdwp_thread_name,
.free_got_payload = (free_jdwp_payload_fc)free_jdwp_thread_name_reply
},
[JDWP_CMD_THREAD_FRAMES] = {
.set_payload = (set_jdwp_payload_fc)set_jdwp_thread_frames,
.free_set_payload = (free_jdwp_payload_fc)NULL,
.get_payload = (get_jdwp_payload_fc)get_jdwp_thread_frames,
.free_got_payload = (free_jdwp_payload_fc)free_jdwp_thread_frames_reply
}
}
};
/******************************************************************************
* *
* Paramètres : payload = charge utile à transcrire. *
* set = jeu de commandes concerné. *
* cmd = identifiant d'une commande donnée. *
* sizes = références pour la valeur des tailles dynamiques. *
* blob = futures données binaires brutes. [OUT] *
* len = quantité de données valides. [OUT] *
* *
* Description : Reconstitue un contenu binaire à partir d'une charge utile. *
* *
* Retour : Bilan de l'opération. *
* *
* Remarques : - *
* *
******************************************************************************/
bool set_jdwp_payload(const jdwp_payload *payload, uint8_t set, uint8_t cmd, const jdwp_cmd_vm_id_sizes_reply *sizes, bin_t *blob, off_t *len)
{
bool result; /* Bilan à retourner */
if (_commands[set][cmd].set_payload == NULL) result = false;
else result = _commands[set][cmd].set_payload(payload, sizes, blob, len);
return result;
}
/******************************************************************************
* *
* Paramètres : blob = ensemble de données binaires brutes. *
* len = quantité de données valides. *
* set = jeu de commandes concerné. *
* cmd = identifiant d'une commande donnée. *
* sizes = références pour la valeur des tailles dynamiques. *
* payload = charge utile à reconstituer. [OUT] *
* *
* Description : Reconstitue une charge utile à partir d'un contenu binaire. *
* *
* Retour : Bilan de l'opération. *
* *
* Remarques : - *
* *
******************************************************************************/
bool get_jdwp_payload(const bin_t *blob, off_t len, uint8_t set, uint8_t cmd, const jdwp_cmd_vm_id_sizes_reply *sizes, jdwp_payload *payload)
{
bool result; /* Bilan à retourner */
if (_commands[set][cmd].get_payload == NULL) result = false;
else result = _commands[set][cmd].get_payload(blob, len, sizes, payload);
return result;
}
/******************************************************************************
* *
* Paramètres : payload = charge utile à supprimer de la mémoire. *
* got = type de charge utile à traiter. *
* set = jeu de commandes concerné. *
* cmd = identifiant d'une commande donnée. *
* *
* Description : Libère le contenu d'une charge utile. *
* *
* Retour : - *
* *
* Remarques : - *
* *
******************************************************************************/
void free_jdwp_payload(jdwp_payload *payload, bool got, uint8_t set, uint8_t cmd)
{
if (got)
{
if (_commands[set][cmd].free_got_payload != NULL)
_commands[set][cmd].free_got_payload(payload);
}
else
{
if (_commands[set][cmd].free_set_payload != NULL)
_commands[set][cmd].free_set_payload(payload);
}
}
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