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Split hostapd security parameter updating into a separate function

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Signed-hostap: Jouni Malinen <jouni@qca.qualcomm.com>
This commit is contained in:
Jouni Malinen 2012-02-16 19:35:54 +02:00 committed by Jouni Malinen
parent ef45bc892d
commit a7f5b74d43
1 changed files with 61 additions and 57 deletions
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118
hostapd/config_file.c
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@ -2130,6 +2130,65 @@ static int hostapd_config_fill(struct hostapd_config *conf,
}
static void hostapd_set_security_params(struct hostapd_bss_config *bss)
{
int pairwise;
if (bss->individual_wep_key_len == 0) {
/* individual keys are not use; can use key idx0 for
* broadcast keys */
bss->broadcast_key_idx_min = 0;
}
/* Select group cipher based on the enabled pairwise cipher
* suites */
pairwise = 0;
if (bss->wpa & 1)
pairwise |= bss->wpa_pairwise;
if (bss->wpa & 2) {
if (bss->rsn_pairwise == 0)
bss->rsn_pairwise = bss->wpa_pairwise;
pairwise |= bss->rsn_pairwise;
}
if (pairwise & WPA_CIPHER_TKIP)
bss->wpa_group = WPA_CIPHER_TKIP;
else
bss->wpa_group = WPA_CIPHER_CCMP;
bss->radius->auth_server = bss->radius->auth_servers;
bss->radius->acct_server = bss->radius->acct_servers;
if (bss->wpa && bss->ieee802_1x) {
bss->ssid.security_policy = SECURITY_WPA;
} else if (bss->wpa) {
bss->ssid.security_policy = SECURITY_WPA_PSK;
} else if (bss->ieee802_1x) {
int cipher = WPA_CIPHER_NONE;
bss->ssid.security_policy = SECURITY_IEEE_802_1X;
bss->ssid.wep.default_len = bss->default_wep_key_len;
if (bss->default_wep_key_len)
cipher = bss->default_wep_key_len >= 13 ?
WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40;
bss->wpa_group = cipher;
bss->wpa_pairwise = cipher;
bss->rsn_pairwise = cipher;
} else if (bss->ssid.wep.keys_set) {
int cipher = WPA_CIPHER_WEP40;
if (bss->ssid.wep.len[0] >= 13)
cipher = WPA_CIPHER_WEP104;
bss->ssid.security_policy = SECURITY_STATIC_WEP;
bss->wpa_group = cipher;
bss->wpa_pairwise = cipher;
bss->rsn_pairwise = cipher;
} else {
bss->ssid.security_policy = SECURITY_PLAINTEXT;
bss->wpa_group = WPA_CIPHER_NONE;
bss->wpa_pairwise = WPA_CIPHER_NONE;
bss->rsn_pairwise = WPA_CIPHER_NONE;
}
}
/**
* hostapd_config_read - Read and parse a configuration file
* @fname: Configuration file name (including path, if needed)
@ -2143,7 +2202,6 @@ struct hostapd_config * hostapd_config_read(const char *fname)
char buf[256], *pos;
int line = 0;
int errors = 0;
int pairwise;
size_t i;
f = fopen(fname, "r");
@ -2201,62 +2259,8 @@ struct hostapd_config * hostapd_config_read(const char *fname)
fclose(f);
for (i = 0; i < conf->num_bss; i++) {
bss = &conf->bss[i];
if (bss->individual_wep_key_len == 0) {
/* individual keys are not use; can use key idx0 for
* broadcast keys */
bss->broadcast_key_idx_min = 0;
}
/* Select group cipher based on the enabled pairwise cipher
* suites */
pairwise = 0;
if (bss->wpa & 1)
pairwise |= bss->wpa_pairwise;
if (bss->wpa & 2) {
if (bss->rsn_pairwise == 0)
bss->rsn_pairwise = bss->wpa_pairwise;
pairwise |= bss->rsn_pairwise;
}
if (pairwise & WPA_CIPHER_TKIP)
bss->wpa_group = WPA_CIPHER_TKIP;
else
bss->wpa_group = WPA_CIPHER_CCMP;
bss->radius->auth_server = bss->radius->auth_servers;
bss->radius->acct_server = bss->radius->acct_servers;
if (bss->wpa && bss->ieee802_1x) {
bss->ssid.security_policy = SECURITY_WPA;
} else if (bss->wpa) {
bss->ssid.security_policy = SECURITY_WPA_PSK;
} else if (bss->ieee802_1x) {
int cipher = WPA_CIPHER_NONE;
bss->ssid.security_policy = SECURITY_IEEE_802_1X;
bss->ssid.wep.default_len = bss->default_wep_key_len;
if (bss->default_wep_key_len)
cipher = bss->default_wep_key_len >= 13 ?
WPA_CIPHER_WEP104 : WPA_CIPHER_WEP40;
bss->wpa_group = cipher;
bss->wpa_pairwise = cipher;
bss->rsn_pairwise = cipher;
} else if (bss->ssid.wep.keys_set) {
int cipher = WPA_CIPHER_WEP40;
if (bss->ssid.wep.len[0] >= 13)
cipher = WPA_CIPHER_WEP104;
bss->ssid.security_policy = SECURITY_STATIC_WEP;
bss->wpa_group = cipher;
bss->wpa_pairwise = cipher;
bss->rsn_pairwise = cipher;
} else {
bss->ssid.security_policy = SECURITY_PLAINTEXT;
bss->wpa_group = WPA_CIPHER_NONE;
bss->wpa_pairwise = WPA_CIPHER_NONE;
bss->rsn_pairwise = WPA_CIPHER_NONE;
}
}
for (i = 0; i < conf->num_bss; i++)
hostapd_set_security_params(&conf->bss[i]);
if (hostapd_config_check(conf))
errors++;