From 99792900e8a8aefacf7f5c931014a45d0c57d411 Mon Sep 17 00:00:00 2001 From: Sylvain Munaut Date: Sun, 27 Dec 2009 19:30:46 +0100 Subject: vty: Add command to set auth algo & Ki for a subscriber Signed-off-by: Sylvain Munaut --- openbsc/src/vty_interface_layer3.c | 62 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 62 insertions(+) (limited to 'openbsc/src/vty_interface_layer3.c') diff --git a/openbsc/src/vty_interface_layer3.c b/openbsc/src/vty_interface_layer3.c index e3d9260db..bc2bfaa6c 100644 --- a/openbsc/src/vty_interface_layer3.c +++ b/openbsc/src/vty_interface_layer3.c @@ -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= '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; } -- cgit v1.2.3