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hostapd: fix building mini variants
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Move function and add ifdef to avoid undefined reference to hmac_sha256_kdf.

Signed-off-by: Felix Fietkau <nbd@nbd.name>
This commit is contained in:
Felix Fietkau 2024-12-13 11:04:04 +01:00
parent b6c7d8a0d6
commit 225b84d583
3 changed files with 39 additions and 35 deletions
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39
package/network/services/hostapd/src/src/ap/ucode.c
View File

@ -817,6 +817,45 @@ out:
ucv_put(val);
}
static uc_value_t *
uc_wpa_rkh_derive_key(uc_vm_t *vm, size_t nargs)
{
#ifdef CONFIG_IEEE80211R_AP
u8 oldkey[16];
char *oldkey_hex;
u8 key[SHA256_MAC_LEN];
size_t key_len = sizeof(key);
char key_hex[2 * ARRAY_SIZE(key) + 1];
uc_value_t *val = uc_fn_arg(0);
int i;
if (ucv_type(val) != UC_STRING)
return NULL;
oldkey_hex = ucv_string_get(val);
if (!hexstr2bin(oldkey_hex, key, key_len))
return ucv_string_new_length(oldkey_hex, 2 * ARRAY_SIZE(key));
if (hexstr2bin(oldkey_hex, oldkey, sizeof(oldkey))) {
wpa_printf(MSG_ERROR, "Invalid RxKH key: '%s'", oldkey_hex);
return NULL;
}
if (hmac_sha256_kdf(oldkey, sizeof(oldkey), "FT OLDKEY", NULL, 0, key, key_len) < 0) {
wpa_printf(MSG_ERROR, "Invalid RxKH key: '%s'", oldkey_hex);
return NULL;
}
for (i = 0; i < ARRAY_SIZE(key); i++)
sprintf(key_hex + 2 * i, "%02x", key[i]);
return ucv_string_new_length(key_hex, 2 * ARRAY_SIZE(key));
#else
return NULL;
#endif
}
int hostapd_ucode_init(struct hapd_interfaces *ifaces)
{
static const uc_function_list_t global_fns[] = {

34
package/network/services/hostapd/src/src/utils/ucode.c
View File

@ -237,40 +237,6 @@ uc_value_t *uc_wpa_sha1(uc_vm_t *vm, size_t nargs)
return ucv_string_new_length(hash_hex, 2 * ARRAY_SIZE(hash));
}
uc_value_t *uc_wpa_rkh_derive_key(uc_vm_t *vm, size_t nargs)
{
u8 oldkey[16];
char *oldkey_hex;
u8 key[SHA256_MAC_LEN];
size_t key_len = sizeof(key);
char key_hex[2 * ARRAY_SIZE(key) + 1];
uc_value_t *val = uc_fn_arg(0);
int i;
if (ucv_type(val) != UC_STRING)
return NULL;
oldkey_hex = ucv_string_get(val);
if (!hexstr2bin(oldkey_hex, key, key_len))
return ucv_string_new_length(oldkey_hex, 2 * ARRAY_SIZE(key));
if (hexstr2bin(oldkey_hex, oldkey, sizeof(oldkey))) {
wpa_printf(MSG_ERROR, "Invalid RxKH key: '%s'", oldkey_hex);
return NULL;
}
if (hmac_sha256_kdf(oldkey, sizeof(oldkey), "FT OLDKEY", NULL, 0, key, key_len) < 0) {
wpa_printf(MSG_ERROR, "Invalid RxKH key: '%s'", oldkey_hex);
return NULL;
}
for (i = 0; i < ARRAY_SIZE(key); i++)
sprintf(key_hex + 2 * i, "%02x", key[i]);
return ucv_string_new_length(key_hex, 2 * ARRAY_SIZE(key));
}
uc_vm_t *wpa_ucode_create_vm(void)
{
static uc_parse_config_t config = {

1
package/network/services/hostapd/src/src/utils/ucode.h
View File

@ -25,7 +25,6 @@ uc_value_t *uc_wpa_udebug_set(uc_vm_t *vm, size_t nargs);
uc_value_t *uc_wpa_printf(uc_vm_t *vm, size_t nargs);
uc_value_t *uc_wpa_getpid(uc_vm_t *vm, size_t nargs);
uc_value_t *uc_wpa_sha1(uc_vm_t *vm, size_t nargs);
uc_value_t *uc_wpa_rkh_derive_key(uc_vm_t *vm, size_t nargs);
uc_value_t *uc_wpa_freq_info(uc_vm_t *vm, size_t nargs);
#endif