int cmd_configure()
{
configitem_t *ci;
int cnt;
int idx;
char **tab;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
/* We list the configuration */
if (world.curjob->curcmd->argc < 2)
{
tab = hash_get_keys(&aspectworld.config_hash, &cnt);
printf(" [*] Configure parameters\n\n");
for (idx = 0; idx < cnt; idx++)
{
ci = hash_get(&aspectworld.config_hash, tab[idx]);
if (ci->type == CONFIG_TYPE_INT)
printf(" [+] (%2s) %-30s : %d\n",
(ci->mode == CONFIG_MODE_RW) ? "RW" : "RO",
ci->name, ci->val);
if (ci->type == CONFIG_TYPE_STR)
printf(" [+] (%2s) %-30s : %s\n",
(ci->mode == CONFIG_MODE_RW) ? "RW" : "RO",
ci->name, (char *) ci->data);
}
printf("\n");
}
/* We change a configuration option */
else
{
ci = hash_get(&aspectworld.config_hash, world.curjob->curcmd->param[0]);
if (ci != NULL)
{
if (ci->mode == CONFIG_MODE_RO)
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Cannot update a READONLY key", (-1));
if (ci->type == CONFIG_TYPE_INT)
config_update_key(ci->name,
(void *) atoi(world.curjob->curcmd->param[1]));
if (ci->type == CONFIG_TYPE_STR)
config_update_key(ci->name,
(void *) world.curjob->curcmd->param[1]);
printf(" [*] setting new configuration value for %s to %s\n\n",
world.curjob->curcmd->param[0],
world.curjob->curcmd->param[1]);
}
else
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Configuration key not found.", (-1));
}
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, 0);
}
/* Check a hash */
int cmd_kmem_chash()
{
int i, ret, mode, stype, type, nsize, size, off, origmode, val;
char buff[BUFSIZ], buff2[256];
char *param, *str;
unsigned long addr;
revmexpr_t *expr;
revmobj_t *obj;
unsigned char origbuffer[BUFSIZ];
char buffhash[BUFSIZ];
unsigned char *hashbuffer;
char *tmp;
FILE *fd;
PROFILER_IN(__FILE__, __FUNCTION__, __LINE__);
val = 0;
memset(buff, '\0', sizeof(buff));
memset(buff2, '\0', sizeof(buff2));
param = world.curjob->curcmd->param[0];
stype = (int)config_get_data(LIBKERNSH_CONFIG_HASH);
if (param != NULL)
{
expr = revm_lookup_param(param, 1);
obj = expr->value;
if (obj->otype->type == ASPECT_TYPE_STR)
{
str = (obj->immed ? obj->immed_val.str :
obj->get_name(obj->root, obj->parent));
memcpy(buff2, str, sizeof(buff2));
param = buff2;
}
/* We must get hash in a file ? */
if (!strstr(param, ":"))
{
fd = fopen(param, "r");
if (fd == NULL)
{
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Unable to open file",
-1);
}
while(fgets(buff, sizeof(buff), fd) != NULL)
{
buff[strlen(buff) - 1] = '\0';
if (buff[0] == '#')
continue;
if (extract_info(buff,
&addr,
&mode,
&type,
&size,
&off,
origbuffer,
sizeof(origbuffer)))
{
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Bad format", -1);
}
/* Switch to the mode where the hash has been done */
origmode = elfsh_get_mode();
elfsh_set_mode(mode);
config_update_key(LIBKERNSH_CONFIG_HASH, (void *)type);
hashbuffer = kernsh_hash(addr+off, size, &nsize);
elfsh_set_mode(origmode);
i = 0;
tmp = buffhash;
while((i < sizeof(buffhash)) && (hashbuffer[i] != '\0'))
{
sprintf(tmp, "%02x", hashbuffer[i]);
i++;
tmp += 2;
}
memset(buff, '\0', sizeof(buff));
if (!strncmp((const char *)origbuffer,
(const char *)buffhash,
sizeof(origbuffer)))
{
snprintf(buff, sizeof(buff),
"%s @ %s with size = %s and offset = %s\n",
revm_colorstr("HASH MATCH @ !"),
revm_coloraddress(XFMT, (eresi_Addr) addr),
revm_colornumber("%u", size),
revm_colornumber("%u", off));
revm_output(buff);
revm_endline();
}
else
{
snprintf(buff, sizeof(buff),
"%s @ %s with size = %s and offset = %s\n %s != %s\n",
revm_colorstr("HASH MISMATCH @ !"),
revm_coloraddress(XFMT, (eresi_Addr) addr),
revm_colornumber("%u", size),
revm_colornumber("%u", off),
revm_colorstr((char *)origbuffer),
revm_colorstr((char *)buffhash));
revm_output(buff);
revm_endline();
val++;
}
}
fclose(fd);
}
else
{
if (extract_info(param,
&addr,
&mode,
&type,
&size,
&off,
origbuffer,
sizeof(origbuffer)))
{
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Bad format", -1);
}
origmode = elfsh_get_mode();
elfsh_set_mode(mode);
config_update_key(LIBKERNSH_CONFIG_HASH, (void *)type);
hashbuffer = kernsh_hash(addr+off, size, &nsize);
elfsh_set_mode(origmode);
i = 0;
tmp = buffhash;
while((i < sizeof(buffhash)) && (hashbuffer[i] != '\0'))
{
sprintf(tmp, "%02x", hashbuffer[i]);
i++;
tmp += 2;
}
if (hashbuffer == NULL)
{
PROFILER_ERR(__FILE__, __FUNCTION__, __LINE__,
"Unable to make hash", -1);
}
memset(buff, '\0', sizeof(buff));
if (!strncmp((const char *)origbuffer,
(const char *)buffhash,
sizeof(origbuffer)))
{
snprintf(buff, sizeof(buff),
"%s @ %s with size = %s and offset = %s\n\n",
revm_colorstr("HASH MATCH @ !"),
revm_coloraddress(XFMT, (eresi_Addr) addr),
revm_colornumber("%u", size),
revm_colornumber("%u", off));
revm_output(buff);
}
else
{
snprintf(buff, sizeof(buff),
"%s @ %s with size = %s and offset = %s\n %s != %s\n\n",
revm_colorstr("HASH MISMATCH @ !"),
revm_coloraddress(XFMT, (eresi_Addr) addr),
revm_colornumber("%u", size),
revm_colornumber("%u", off),
revm_colorstr((char *)origbuffer),
revm_colorstr((char *)buffhash));
revm_output(buff);
val++;
}
}
}
config_update_key(LIBKERNSH_CONFIG_HASH, (void *)stype);
revm_setvar_int(REVM_VAR_RESULT, val);
revm_endline();
PROFILER_ROUT(__FILE__, __FUNCTION__, __LINE__, ret);
}
/**
* @brief Functions to turn off safemode
*/
void config_safemode_reset()
{
config_update_key(CONFIG_NAME_SAFEMODE,
(void *) CONFIG_SAFEMODE_OFF);
}
/**
* set config flag to specified endian
* @param mode endian (big/little)
*/
void asm_config_set_endian(int mode)
{
config_update_key(CONFIG_ASM_ENDIAN_FLAG,(void *) mode);
}
