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osmo-msc
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vty: Add command to set auth algo & Ki for a subscriber 

Signed-off-by: Sylvain Munaut <tnt@246tNt.com>
This commit is contained in:
Sylvain Munaut 2009-12-27 19:30:46 +01:00 committed by Harald Welte
parent af29264039
commit 99792900e8
1 changed files with 62 additions and 0 deletions
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62
openbsc/src/vty_interface_layer3.c
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@ -74,6 +74,33 @@ static struct buffer *argv_to_buffer(int argc, const char *argv[], int base)
return b;
}
static int hexparse(const char *str, u_int8_t *b, int max_len)
{
int i, l, v;
l = strlen(str);
if ((l&1) || ((l>>1) > max_len))
return -1;
memset(b, 0x00, max_len);
for (i=0; i<l; i++) {
char c = str[i];
if (c >= '0' && c <= '9')
v = c - '0';
else if (c >= 'a' && c <= 'f')
v = 10 + (c - 'a');
else if (c >= 'A' && c <= 'F')
v = 10 + (c - 'a');
else
return -1;
b[i>>1] |= v << (i&1 ? 0 : 4);
}
return i>>1;
}
/* per-subscriber configuration */
DEFUN(cfg_subscr,
cfg_subscr_cmd,
@ -375,6 +402,40 @@ DEFUN(cfg_subscr_authorized,
return CMD_SUCCESS;
}
#define A3A8_ALG_TYPES "(none|comp128v1)"
DEFUN(cfg_subscr_a3a8,
cfg_subscr_a3a8_cmd,
"a3a8 " A3A8_ALG_TYPES " [KI]",
"Set a3a8 parameters for the subscriber")
{
struct gsm_subscriber *subscr = vty->index;
const char *alg_str = argv[0];
const char *ki_str = argv[1];
struct gsm_auth_info ainfo;
int rc;
if (!strcasecmp(alg_str, "none")) {
/* Just erase */
rc = set_authinfo_for_subscr(NULL, subscr);
} else if (!strcasecmp(alg_str, "comp128v1")) {
/* Parse hex string Ki */
rc = hexparse(ki_str, ainfo.a3a8_ki, sizeof(ainfo.a3a8_ki));
if (rc != 16)
return CMD_WARNING;
/* Set the infos */
ainfo.auth_algo = AUTH_ALGO_COMP128v1;
ainfo.a3a8_ki_len = rc;
rc = set_authinfo_for_subscr(&ainfo, subscr);
} else {
/* Unknown method */
return CMD_WARNING;
}
return rc ? CMD_WARNING : CMD_SUCCESS;
}
static int scall_cbfn(unsigned int subsys, unsigned int signal,
void *handler_data, void *signal_data)
{
@ -417,6 +478,7 @@ int bsc_vty_init_extra(struct gsm_network *net)
install_element(SUBSCR_NODE, &cfg_subscr_name_cmd);
install_element(SUBSCR_NODE, &cfg_subscr_extension_cmd);
install_element(SUBSCR_NODE, &cfg_subscr_authorized_cmd);
install_element(SUBSCR_NODE, &cfg_subscr_a3a8_cmd);
return 0;
}