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/*
* hostapd / Configuration file parser
* Copyright (c) 2003-2018, Jouni Malinen <j@w1.fi>
*
* This software may be distributed under the terms of the BSD license.
* See README for more details.
*/
#include "utils/includes.h"
#ifndef CONFIG_NATIVE_WINDOWS
#include <grp.h>
#endif /* CONFIG_NATIVE_WINDOWS */
#include "utils/common.h"
#include "utils/uuid.h"
#include "common/ieee802_11_defs.h"
#include "crypto/sha256.h"
#include "crypto/tls.h"
#include "drivers/driver.h"
#include "eap_server/eap.h"
#include "radius/radius_client.h"
#include "ap/wpa_auth.h"
#include "ap/ap_config.h"
#include "config_file.h"
#ifdef EAPHAMMER
#include "eaphammer_wpe/eaphammer_wpe.h"
#include "ap/eh_ssid_table_t.h"
#endif
#ifndef CONFIG_NO_RADIUS
#ifdef EAP_SERVER
static struct hostapd_radius_attr *
hostapd_parse_radius_attr(const char *value);
#endif /* EAP_SERVER */
#endif /* CONFIG_NO_RADIUS */
#ifndef CONFIG_NO_VLAN
static int hostapd_config_read_vlan_file(struct hostapd_bss_config *bss,
const char *fname)
{
FILE *f;
char buf[128], *pos, *pos2, *pos3;
int line = 0, vlan_id;
struct hostapd_vlan *vlan;
f = fopen(fname, "r");
if (!f) {
wpa_printf(MSG_ERROR, "VLAN file '%s' not readable.", fname);
return -1;
}
while (fgets(buf, sizeof(buf), f)) {
line++;
if (buf[0] == '#')
continue;
pos = buf;
while (*pos != '\0') {
if (*pos == '\n') {
*pos = '\0';
break;
}
pos++;
}
if (buf[0] == '\0')
continue;
if (buf[0] == '*') {
vlan_id = VLAN_ID_WILDCARD;
pos = buf + 1;
} else {
vlan_id = strtol(buf, &pos, 10);
if (buf == pos || vlan_id < 1 ||
vlan_id > MAX_VLAN_ID) {
wpa_printf(MSG_ERROR, "Invalid VLAN ID at "
"line %d in '%s'", line, fname);
fclose(f);
return -1;
}
}
while (*pos == ' ' || *pos == '\t')
pos++;
pos2 = pos;
while (*pos2 != ' ' && *pos2 != '\t' && *pos2 != '\0')
pos2++;
if (*pos2 != '\0')
*(pos2++) = '\0';
if (*pos == '\0' || os_strlen(pos) > IFNAMSIZ) {
wpa_printf(MSG_ERROR, "Invalid VLAN ifname at line %d "
"in '%s'", line, fname);
fclose(f);
return -1;
}
while (*pos2 == ' ' || *pos2 == '\t')
pos2++;
pos3 = pos2;
while (*pos3 != ' ' && *pos3 != '\t' && *pos3 != '\0')
pos3++;
*pos3 = '\0';
vlan = os_zalloc(sizeof(*vlan));
if (vlan == NULL) {
wpa_printf(MSG_ERROR, "Out of memory while reading "
"VLAN interfaces from '%s'", fname);
fclose(f);
return -1;
}
vlan->vlan_id = vlan_id;
vlan->vlan_desc.untagged = vlan_id;
vlan->vlan_desc.notempty = !!vlan_id;
os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname));
os_strlcpy(vlan->bridge, pos2, sizeof(vlan->bridge));
vlan->next = bss->vlan;
bss->vlan = vlan;
}
fclose(f);
return 0;
}
#endif /* CONFIG_NO_VLAN */
int hostapd_acl_comp(const void *a, const void *b)
{
const struct mac_acl_entry *aa = a;
const struct mac_acl_entry *bb = b;
return os_memcmp(aa->addr, bb->addr, sizeof(macaddr));
}
#ifdef EAPHAMMER
int hostapd_add_acl_maclist(struct mac_acl_entry **acl, int *num,
int vlan_id, const u8 *addr, const u8 *mask)
#else
int hostapd_add_acl_maclist(struct mac_acl_entry **acl, int *num,
int vlan_id, const u8 *addr)
#endif
{
struct mac_acl_entry *newacl;
newacl = os_realloc_array(*acl, *num + 1, sizeof(**acl));
if (!newacl) {
wpa_printf(MSG_ERROR, "MAC list reallocation failed");
return -1;
}
*acl = newacl;
os_memcpy((*acl)[*num].addr, addr, ETH_ALEN);
os_memcpy((*acl)[*num].mask, mask, ETH_ALEN);
os_memset(&(*acl)[*num].vlan_id, 0, sizeof((*acl)[*num].vlan_id));
(*acl)[*num].vlan_id.untagged = vlan_id;
(*acl)[*num].vlan_id.notempty = !!vlan_id;
(*num)++;
return 0;
}
void hostapd_remove_acl_mac(struct mac_acl_entry **acl, int *num,
const u8 *addr)
{
int i = 0;
while (i < *num) {
if (os_memcmp((*acl)[i].addr, addr, ETH_ALEN) == 0) {
os_remove_in_array(*acl, *num, sizeof(**acl), i);
(*num)--;
} else {
i++;
}
}
}
#ifdef EAPHAMMER
static int hostapd_config_read_ssidlist(const char *fname,
struct ssid_acl_node **ssid_acl,
size_t *ssid_acl_len) {
FILE *f;
char buf[128];
char *pos;
int line = 0;
struct ssid_acl_node *next_ssid_acl;
f = fopen(fname, "r");
if (!f) {
wpa_printf(MSG_DEBUG, "[eaphammer] SSID list file '%s' not found.", fname);
return -1;
}
bzero(buf, 128);
while (fgets(buf, sizeof(buf), f)) {
// increment linecount by 1
line++;
// if the line is a comment, skip it
if (buf[0] == '#') {
continue;
}
// replace the ending newline with a null terminator
pos = buf;
while (*pos != '\0') {
if (*pos == '\n') {
*pos = '\0';
break;
}
pos++;
}
// if line is blank, skip
if (buf[0] == '\0') {
continue;
}
pos = buf;
if (os_strlen(pos) > SSID_MAX_LEN) {
wpa_printf(MSG_DEBUG, "[eaphammer] On line %d of %s, length of SSID %s exceeds max length of %d. Skipping.\n", line, fname, pos, SSID_MAX_LEN);
continue;
}
next_ssid_acl = os_realloc_array(*ssid_acl, *ssid_acl_len+1, sizeof(**ssid_acl));
if ( !next_ssid_acl ) {
wpa_printf(MSG_DEBUG, "[eaphammer] Unable to reallocate SSID filter. Aborting.");
fclose(f);
return -1;
}
*ssid_acl = next_ssid_acl;
os_memcpy( (*ssid_acl)[*ssid_acl_len].text, pos, strnlen(pos, SSID_MAX_LEN));
(*ssid_acl_len)++;
wpa_printf(MSG_DEBUG, "[eaphammer] Successfully added SSID %s to ACL.\n", pos);
bzero(buf, 128);
}
fclose(f);
return 0;
}
#endif
static int hostapd_config_read_maclist(const char *fname,
struct mac_acl_entry **acl, int *num)
{
FILE *f;
char buf[128], *pos;
int line = 0;
u8 addr[ETH_ALEN];
int vlan_id;
char addr_str[18]; // 18 == length of ascii mac representation + null terminator
char mask_str[18]; // 18 == length of ascii mac representation + null terminator
int addr_str_index;
int mask_str_index;
u8 mask[ETH_ALEN];
int i;
// open the file and bail if not found
f = fopen(fname, "r");
if (!f) {
wpa_printf(MSG_ERROR, "MAC list file '%s' not found.", fname);
return -1;
}
// assume we aren't dealing with wildcards
eaphammer_global_conf.acl_has_wildcards = 0;
while (fgets(buf, sizeof(buf), f)) {
// assume that we're not removing this entry
int rem = 0;
// increment linecount by 1
line++;
// if the line is a comment, skip it
if (buf[0] == '#')
continue;
// replace newline with null terminator
pos = buf;
while (*pos != '\0') {
if (*pos == '\n') {
*pos = '\0';
break;
}
pos++;
}
// if line is blank, skip
if (buf[0] == '\0')
continue;
// if the line starts with '-', then flag for removal and increment pos to point at
// second character in line
pos = buf;
if (buf[0] == '-') {
rem = 1;
pos++;
}
// START wildcard handling code
// increment to the first null terminator or instance of whitespace
// (whichever comes first)
addr_str[18] = ""; // 18 == length of ascii mac representation + null terminator
mask_str[18] = "ff:ff:ff:ff:ff:ff"; // 18 == length of ascii mac representation + null terminator
addr_str_index = 0;
mask_str_index = 0;
while (*pos != '\0' && *pos != ' ' && *pos != '\t') {
if (*pos == '*') {
eaphammer_global_conf.acl_has_wildcards = 1;
addr_str[addr_str_index] = '0';
addr_str_index++;
addr_str[addr_str_index] = '0';
addr_str_index++;
mask_str[mask_str_index] = '0';
mask_str_index++;
mask_str[mask_str_index] = '0';
mask_str_index++;
}
else if (*pos == ':') {
addr_str[addr_str_index] = *pos;
addr_str_index++;
mask_str[mask_str_index] = *pos;
mask_str_index++;
}
else {
addr_str[addr_str_index] = *pos;
addr_str_index++;
mask_str[mask_str_index] = 'f';
mask_str_index++;
}
pos++;
}
addr_str[addr_str_index] = '\0';
mask_str[mask_str_index] = '\0';
// END wildcard handling code
// hwaddr_aton converts an ascii string to a 6 byte mac address
// returns 0 on success, -1 on failure
//
// hwaddr_aton calls hwaddr_parse, which only operates on the first 6 bytes of the string
//
// take address starting at position pointed to by pos (buf[1] if flagged for removal else buf[0]),
// convert to 6 byte MAC address, and store in addr. bail if operation fails
//if (hwaddr_aton(pos, addr)) {
if (hwaddr_aton(addr_str, addr)) {
wpa_printf(MSG_ERROR, "Invalid MAC address '%s' at "
"line %d in '%s'", pos, line, fname);
fclose(f);
return -1;
}
if (hwaddr_aton(mask_str, mask)) {
wpa_printf(MSG_ERROR, "Invalid MAC address mask '%s' at "
"line %d in '%s'", pos, line, fname);
fclose(f);
return -1;
}
// START transformation code
for (i = 0; i < ETH_ALEN; addr[i] &= mask[i++]);
// END transformation code
// if flagged for removal, remove addr from acl
if (rem) {
hostapd_remove_acl_mac(acl, num, addr);
continue;
}
// assume we're using the default vlan (vlan ID == 0)
vlan_id = 0;
// point pos to the beginner of buf
pos = buf;
// increment to the first null terminator or instance of whitespace
// (whichever comes first)
while (*pos != '\0' && *pos != ' ' && *pos != '\t')
pos++;
// if pos is pointing to whitespace, keep incrementing pos until it's no longer
// pointing to whitespace
while (*pos == ' ' || *pos == '\t')
pos++;
// at this point, pos is going to point to either a vlan ID or a null terminator
// (the latter indicates the end of a line). if it's not pointing to a null terminiator
// at this point then it must be pointing to a vlan ID, in which case we convert the vlan
// ID from an ASCII character to an integer and store it in vlan_id
if (*pos != '\0')
vlan_id = atoi(pos);
printf("addr_str: %s\n", addr_str);
printf("mask_str: %s\n", mask_str);
printf("vlan_id: %d\n", vlan_id);
// attempt to add the MAC address and its vlan ID to our ACL, and bail if this fails
//if (hostapd_add_acl_maclist(acl, num, vlan_id, addr, mask) < 0) {
if (hostapd_add_acl_maclist(acl, num, vlan_id, addr, mask) < 0) {
fclose(f);
return -1;
}
}
// close the input handle
fclose(f);
// our ACL isn't null, sort it
if (*acl)
qsort(*acl, *num, sizeof(**acl), hostapd_acl_comp);
// return success
return 0;
}
#ifdef EAP_SERVER
static int hostapd_config_eap_user_salted(struct hostapd_eap_user *user,
const char *hash, size_t len,
char **pos, int line,
const char *fname)
{
char *pos2 = *pos;
while (*pos2 != '\0' && *pos2 != ' ' && *pos2 != '\t' && *pos2 != '#')
pos2++;
if (pos2 - *pos < (int) (2 * (len + 1))) { /* at least 1 byte of salt */
wpa_printf(MSG_ERROR,
"Invalid salted %s hash on line %d in '%s'",
hash, line, fname);
return -1;
}
user->password = os_malloc(len);
if (!user->password) {
wpa_printf(MSG_ERROR,
"Failed to allocate memory for salted %s hash",
hash);
return -1;
}
if (hexstr2bin(*pos, user->password, len) < 0) {
wpa_printf(MSG_ERROR,
"Invalid salted password on line %d in '%s'",
line, fname);
return -1;
}
user->password_len = len;
*pos += 2 * len;
user->salt_len = (pos2 - *pos) / 2;
user->salt = os_malloc(user->salt_len);
if (!user->salt) {
wpa_printf(MSG_ERROR,
"Failed to allocate memory for salted %s hash",
hash);
return -1;
}
if (hexstr2bin(*pos, user->salt, user->salt_len) < 0) {
wpa_printf(MSG_ERROR,
"Invalid salt for password on line %d in '%s'",
line, fname);
return -1;
}
*pos = pos2;
return 0;
}
static int hostapd_config_read_eap_user(const char *fname,
struct hostapd_bss_config *conf)
{
FILE *f;
char buf[512], *pos, *start, *pos2;
int line = 0, ret = 0, num_methods;
struct hostapd_eap_user *user = NULL, *tail = NULL, *new_user = NULL;
if (os_strncmp(fname, "sqlite:", 7) == 0) {
#ifdef CONFIG_SQLITE
os_free(conf->eap_user_sqlite);
conf->eap_user_sqlite = os_strdup(fname + 7);
return 0;
#else /* CONFIG_SQLITE */
wpa_printf(MSG_ERROR,
"EAP user file in SQLite DB, but CONFIG_SQLITE was not enabled in the build.");
return -1;
#endif /* CONFIG_SQLITE */
}
f = fopen(fname, "r");
if (!f) {
wpa_printf(MSG_ERROR, "EAP user file '%s' not found.", fname);
return -1;
}
/* Lines: "user" METHOD,METHOD2 "password" (password optional) */
while (fgets(buf, sizeof(buf), f)) {
line++;
if (buf[0] == '#')
continue;
pos = buf;
while (*pos != '\0') {
if (*pos == '\n') {
*pos = '\0';
break;
}
pos++;
}
if (buf[0] == '\0')
continue;
#ifndef CONFIG_NO_RADIUS
if (user && os_strncmp(buf, "radius_accept_attr=", 19) == 0) {
struct hostapd_radius_attr *attr, *a;
attr = hostapd_parse_radius_attr(buf + 19);
if (attr == NULL) {
wpa_printf(MSG_ERROR, "Invalid radius_auth_req_attr: %s",
buf + 19);
user = NULL; /* already in the BSS list */
goto failed;
}
if (user->accept_attr == NULL) {
user->accept_attr = attr;
} else {
a = user->accept_attr;
while (a->next)
a = a->next;
a->next = attr;
}
continue;
}
#endif /* CONFIG_NO_RADIUS */
user = NULL;
if (buf[0] != '"' && buf[0] != '*') {
wpa_printf(MSG_ERROR, "Invalid EAP identity (no \" in "
"start) on line %d in '%s'", line, fname);
goto failed;
}
user = os_zalloc(sizeof(*user));
if (user == NULL) {
wpa_printf(MSG_ERROR, "EAP user allocation failed");
goto failed;
}
user->force_version = -1;
if (buf[0] == '*') {
pos = buf;
} else {
pos = buf + 1;
start = pos;
while (*pos != '"' && *pos != '\0')
pos++;
if (*pos == '\0') {
wpa_printf(MSG_ERROR, "Invalid EAP identity "
"(no \" in end) on line %d in '%s'",
line, fname);
goto failed;
}
user->identity = os_memdup(start, pos - start);
if (user->identity == NULL) {
wpa_printf(MSG_ERROR, "Failed to allocate "
"memory for EAP identity");
goto failed;
}
user->identity_len = pos - start;
if (pos[0] == '"' && pos[1] == '*') {
user->wildcard_prefix = 1;
pos++;
}
}
pos++;
while (*pos == ' ' || *pos == '\t')
pos++;
if (*pos == '\0') {
wpa_printf(MSG_ERROR, "No EAP method on line %d in "
"'%s'", line, fname);
goto failed;
}
start = pos;
while (*pos != ' ' && *pos != '\t' && *pos != '\0')
pos++;
if (*pos == '\0') {
pos = NULL;
} else {
*pos = '\0';
pos++;
}
num_methods = 0;
while (*start) {
char *pos3 = os_strchr(start, ',');
if (pos3) {
*pos3++ = '\0';
}
user->methods[num_methods].method =
eap_server_get_type(
start,
&user->methods[num_methods].vendor);
if (user->methods[num_methods].vendor ==
EAP_VENDOR_IETF &&
user->methods[num_methods].method == EAP_TYPE_NONE)
{
if (os_strcmp(start, "TTLS-PAP") == 0) {
user->ttls_auth |= EAP_TTLS_AUTH_PAP;
goto skip_eap;
}
if (os_strcmp(start, "TTLS-CHAP") == 0) {
user->ttls_auth |= EAP_TTLS_AUTH_CHAP;
goto skip_eap;
}
if (os_strcmp(start, "TTLS-MSCHAP") == 0) {
user->ttls_auth |=
EAP_TTLS_AUTH_MSCHAP;
goto skip_eap;
}
if (os_strcmp(start, "TTLS-MSCHAPV2") == 0) {
user->ttls_auth |=
EAP_TTLS_AUTH_MSCHAPV2;
goto skip_eap;
}
if (os_strcmp(start, "MACACL") == 0) {
user->macacl = 1;
goto skip_eap;
}
wpa_printf(MSG_ERROR, "Unsupported EAP type "
"'%s' on line %d in '%s'",
start, line, fname);
goto failed;
}
num_methods++;
if (num_methods >= EAP_MAX_METHODS)
break;
skip_eap:
if (pos3 == NULL)
break;
start = pos3;
}
if (num_methods == 0 && user->ttls_auth == 0 && !user->macacl) {
wpa_printf(MSG_ERROR, "No EAP types configured on "
"line %d in '%s'", line, fname);
goto failed;
}
if (pos == NULL)
goto done;
while (*pos == ' ' || *pos == '\t')
pos++;
if (*pos == '\0')
goto done;
if (os_strncmp(pos, "[ver=0]", 7) == 0) {
user->force_version = 0;
goto done;
}
if (os_strncmp(pos, "[ver=1]", 7) == 0) {
user->force_version = 1;
goto done;
}
if (os_strncmp(pos, "[2]", 3) == 0) {
user->phase2 = 1;
goto done;
}
if (*pos == '"') {
pos++;
start = pos;
while (*pos != '"' && *pos != '\0')
pos++;
if (*pos == '\0') {
wpa_printf(MSG_ERROR, "Invalid EAP password "
"(no \" in end) on line %d in '%s'",
line, fname);
goto failed;
}
user->password = os_memdup(start, pos - start);
if (user->password == NULL) {
wpa_printf(MSG_ERROR, "Failed to allocate "
"memory for EAP password");
goto failed;
}
user->password_len = pos - start;
pos++;
} else if (os_strncmp(pos, "hash:", 5) == 0) {
pos += 5;
pos2 = pos;
while (*pos2 != '\0' && *pos2 != ' ' &&
*pos2 != '\t' && *pos2 != '#')
pos2++;
if (pos2 - pos != 32) {
wpa_printf(MSG_ERROR, "Invalid password hash "
"on line %d in '%s'", line, fname);
goto failed;
}
user->password = os_malloc(16);
if (user->password == NULL) {
wpa_printf(MSG_ERROR, "Failed to allocate "
"memory for EAP password hash");
goto failed;
}
if (hexstr2bin(pos, user->password, 16) < 0) {
wpa_printf(MSG_ERROR, "Invalid hash password "
"on line %d in '%s'", line, fname);
goto failed;
}
user->password_len = 16;
user->password_hash = 1;
pos = pos2;
} else if (os_strncmp(pos, "ssha1:", 6) == 0) {
pos += 6;
if (hostapd_config_eap_user_salted(user, "sha1", 20,
&pos,
line, fname) < 0)
goto failed;
} else if (os_strncmp(pos, "ssha256:", 8) == 0) {
pos += 8;
if (hostapd_config_eap_user_salted(user, "sha256", 32,
&pos,
line, fname) < 0)
goto failed;
} else if (os_strncmp(pos, "ssha512:", 8) == 0) {
pos += 8;
if (hostapd_config_eap_user_salted(user, "sha512", 64,
&pos,
line, fname) < 0)
goto failed;
} else {
pos2 = pos;
while (*pos2 != '\0' && *pos2 != ' ' &&
*pos2 != '\t' && *pos2 != '#')
pos2++;
if ((pos2 - pos) & 1) {
wpa_printf(MSG_ERROR, "Invalid hex password "
"on line %d in '%s'", line, fname);
goto failed;
}
user->password = os_malloc((pos2 - pos) / 2);
if (user->password == NULL) {
wpa_printf(MSG_ERROR, "Failed to allocate "
"memory for EAP password");
goto failed;
}
if (hexstr2bin(pos, user->password,
(pos2 - pos) / 2) < 0) {
wpa_printf(MSG_ERROR, "Invalid hex password "
"on line %d in '%s'", line, fname);
goto failed;
}
user->password_len = (pos2 - pos) / 2;
pos = pos2;
}
while (*pos == ' ' || *pos == '\t')
pos++;
if (os_strncmp(pos, "[2]", 3) == 0) {
user->phase2 = 1;
}
done:
if (tail == NULL) {
tail = new_user = user;
} else {
tail->next = user;
tail = user;
}
continue;
failed:
if (user)
hostapd_config_free_eap_user(user);
ret = -1;
break;
}
fclose(f);
if (ret == 0) {
hostapd_config_free_eap_users(conf->eap_user);
conf->eap_user = new_user;
} else {
hostapd_config_free_eap_users(new_user);
}
return ret;
}
#endif /* EAP_SERVER */
#ifndef CONFIG_NO_RADIUS
static int
hostapd_config_read_radius_addr(struct hostapd_radius_server **server,
int *num_server, const char *val, int def_port,
struct hostapd_radius_server **curr_serv)
{
struct hostapd_radius_server *nserv;
int ret;
static int server_index = 1;
nserv = os_realloc_array(*server, *num_server + 1, sizeof(*nserv));
if (nserv == NULL)
return -1;
*server = nserv;
nserv = &nserv[*num_server];
(*num_server)++;
(*curr_serv) = nserv;
os_memset(nserv, 0, sizeof(*nserv));
nserv->port = def_port;
ret = hostapd_parse_ip_addr(val, &nserv->addr);
nserv->index = server_index++;
return ret;
}
static struct hostapd_radius_attr *
hostapd_parse_radius_attr(const char *value)
{
const char *pos;
char syntax;
struct hostapd_radius_attr *attr;
size_t len;
attr = os_zalloc(sizeof(*attr));
if (attr == NULL)
return NULL;
attr->type = atoi(value);
pos = os_strchr(value, ':');
if (pos == NULL) {
attr->val = wpabuf_alloc(1);
if (attr->val == NULL) {
os_free(attr);
return NULL;
}
wpabuf_put_u8(attr->val, 0);
return attr;
}
pos++;
if (pos[0] == '\0' || pos[1] != ':') {
os_free(attr);
return NULL;
}
syntax = *pos++;
pos++;
switch (syntax) {
case 's':
attr->val = wpabuf_alloc_copy(pos, os_strlen(pos));
break;
case 'x':
len = os_strlen(pos);
if (len & 1)
break;
len /= 2;
attr->val = wpabuf_alloc(len);
if (attr->val == NULL)
break;
if (hexstr2bin(pos, wpabuf_put(attr->val, len), len) < 0) {
wpabuf_free(attr->val);
os_free(attr);
return NULL;
}
break;
case 'd':
attr->val = wpabuf_alloc(4);
if (attr->val)
wpabuf_put_be32(attr->val, atoi(pos));
break;
default:
os_free(attr);
return NULL;
}
if (attr->val == NULL) {
os_free(attr);
return NULL;
}
return attr;
}
static int hostapd_parse_das_client(struct hostapd_bss_config *bss, char *val)
{
char *secret;
secret = os_strchr(val, ' ');
if (secret == NULL)
return -1;
*secret++ = '\0';
if (hostapd_parse_ip_addr(val, &bss->radius_das_client_addr))
return -1;
os_free(bss->radius_das_shared_secret);
bss->radius_das_shared_secret = (u8 *) os_strdup(secret);
if (bss->radius_das_shared_secret == NULL)
return -1;
bss->radius_das_shared_secret_len = os_strlen(secret);
return 0;
}
#endif /* CONFIG_NO_RADIUS */
static int hostapd_config_parse_key_mgmt(int line, const char *value)
{
int val = 0, last;
char *start, *end, *buf;
buf = os_strdup(value);
if (buf == NULL)
return -1;
start = buf;
while (*start != '\0') {
while (*start == ' ' || *start == '\t')
start++;
if (*start == '\0')
break;
end = start;
while (*end != ' ' && *end != '\t' && *end != '\0')
end++;
last = *end == '\0';
*end = '\0';
if (os_strcmp(start, "WPA-PSK") == 0)
val |= WPA_KEY_MGMT_PSK;
else if (os_strcmp(start, "WPA-EAP") == 0)
val |= WPA_KEY_MGMT_IEEE8021X;
#ifdef CONFIG_IEEE80211R_AP
else if (os_strcmp(start, "FT-PSK") == 0)
val |= WPA_KEY_MGMT_FT_PSK;
else if (os_strcmp(start, "FT-EAP") == 0)
val |= WPA_KEY_MGMT_FT_IEEE8021X;
#ifdef CONFIG_SHA384
else if (os_strcmp(start, "FT-EAP-SHA384") == 0)
val |= WPA_KEY_MGMT_FT_IEEE8021X_SHA384;
#endif /* CONFIG_SHA384 */
#endif /* CONFIG_IEEE80211R_AP */
#ifdef CONFIG_IEEE80211W
else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
val |= WPA_KEY_MGMT_PSK_SHA256;
else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
#endif /* CONFIG_IEEE80211W */
#ifdef CONFIG_SAE
else if (os_strcmp(start, "SAE") == 0)
val |= WPA_KEY_MGMT_SAE;
else if (os_strcmp(start, "FT-SAE") == 0)
val |= WPA_KEY_MGMT_FT_SAE;
#endif /* CONFIG_SAE */
#ifdef CONFIG_SUITEB
else if (os_strcmp(start, "WPA-EAP-SUITE-B") == 0)
val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B;
#endif /* CONFIG_SUITEB */
#ifdef CONFIG_SUITEB192
else if (os_strcmp(start, "WPA-EAP-SUITE-B-192") == 0)
val |= WPA_KEY_MGMT_IEEE8021X_SUITE_B_192;
#endif /* CONFIG_SUITEB192 */
#ifdef CONFIG_FILS
else if (os_strcmp(start, "FILS-SHA256") == 0)
val |= WPA_KEY_MGMT_FILS_SHA256;
else if (os_strcmp(start, "FILS-SHA384") == 0)
val |= WPA_KEY_MGMT_FILS_SHA384;
#ifdef CONFIG_IEEE80211R_AP
else if (os_strcmp(start, "FT-FILS-SHA256") == 0)
val |= WPA_KEY_MGMT_FT_FILS_SHA256;
else if (os_strcmp(start, "FT-FILS-SHA384") == 0)
val |= WPA_KEY_MGMT_FT_FILS_SHA384;
#endif /* CONFIG_IEEE80211R_AP */
#endif /* CONFIG_FILS */
#ifdef CONFIG_OWE
else if (os_strcmp(start, "OWE") == 0)
val |= WPA_KEY_MGMT_OWE;
#endif /* CONFIG_OWE */
#ifdef CONFIG_DPP
else if (os_strcmp(start, "DPP") == 0)
val |= WPA_KEY_MGMT_DPP;
#endif /* CONFIG_DPP */
#ifdef CONFIG_HS20
else if (os_strcmp(start, "OSEN") == 0)
val |= WPA_KEY_MGMT_OSEN;
#endif /* CONFIG_HS20 */
else {
wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
line, start);
os_free(buf);
return -1;
}
if (last)
break;
start = end + 1;
}
os_free(buf);
if (val == 0) {
wpa_printf(MSG_ERROR, "Line %d: no key_mgmt values "
"configured.", line);
return -1;
}
return val;
}
static int hostapd_config_parse_cipher(int line, const char *value)
{
int val = wpa_parse_cipher(value);
if (val < 0) {
wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
line, value);
return -1;
}
if (val == 0) {
wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
line);
return -1;
}
return val;
}
static int hostapd_config_read_wep(struct hostapd_wep_keys *wep, int keyidx,
char *val)
{
size_t len = os_strlen(val);
if (keyidx < 0 || keyidx > 3)
return -1;
if (len == 0) {
int i, set = 0;
bin_clear_free(wep->key[keyidx], wep->len[keyidx]);
wep->key[keyidx] = NULL;
wep->len[keyidx] = 0;
for (i = 0; i < NUM_WEP_KEYS; i++) {
if (wep->key[i])
set++;
}
if (!set)
wep->keys_set = 0;
return 0;
}
if (wep->key[keyidx] != NULL)
return -1;
if (val[0] == '"') {
if (len < 2 || val[len - 1] != '"')
return -1;
len -= 2;
wep->key[keyidx] = os_memdup(val + 1, len);
if (wep->key[keyidx] == NULL)
return -1;
wep->len[keyidx] = len;
} else {
if (len & 1)
return -1;
len /= 2;
wep->key[keyidx] = os_malloc(len);
if (wep->key[keyidx] == NULL)
return -1;
wep->len[keyidx] = len;
if (hexstr2bin(val, wep->key[keyidx], len) < 0)
return -1;
}
wep->keys_set++;
return 0;
}
static int hostapd_parse_chanlist(struct hostapd_config *conf, char *val)
{
char *pos;
/* for backwards compatibility, translate ' ' in conf str to ',' */
pos = val;
while (pos) {
pos = os_strchr(pos, ' ');
if (pos)
*pos++ = ',';
}
if (freq_range_list_parse(&conf->acs_ch_list, val))
return -1;
return 0;
}
static int hostapd_parse_intlist(int **int_list, char *val)
{
int *list;
int count;
char *pos, *end;
os_free(*int_list);
*int_list = NULL;
pos = val;
count = 0;
while (*pos != '\0') {
if (*pos == ' ')
count++;
pos++;
}
list = os_malloc(sizeof(int) * (count + 2));
if (list == NULL)
return -1;
pos = val;
count = 0;
while (*pos != '\0') {
end = os_strchr(pos, ' ');
if (end)
*end = '\0';
list[count++] = atoi(pos);
if (!end)
break;
pos = end + 1;
}
list[count] = -1;
*int_list = list;
return 0;
}
static int hostapd_config_bss(struct hostapd_config *conf, const char *ifname)
{
struct hostapd_bss_config **all, *bss;
if (*ifname == '\0')
return -1;
all = os_realloc_array(conf->bss, conf->num_bss + 1,
sizeof(struct hostapd_bss_config *));
if (all == NULL) {
wpa_printf(MSG_ERROR, "Failed to allocate memory for "
"multi-BSS entry");
return -1;
}
conf->bss = all;
bss = os_zalloc(sizeof(*bss));
if (bss == NULL)
return -1;
bss->radius = os_zalloc(sizeof(*bss->radius));
if (bss->radius == NULL) {
wpa_printf(MSG_ERROR, "Failed to allocate memory for "
"multi-BSS RADIUS data");
os_free(bss);
return -1;
}
conf->bss[conf->num_bss++] = bss;
conf->last_bss = bss;
hostapd_config_defaults_bss(bss);
os_strlcpy(bss->iface, ifname, sizeof(bss->iface));
os_memcpy(bss->ssid.vlan, bss->iface, IFNAMSIZ + 1);
return 0;
}
/* convert floats with one decimal place to value*10 int, i.e.,
* "1.5" will return 15 */
static int hostapd_config_read_int10(const char *value)
{
int i, d;
char *pos;
i = atoi(value);
pos = os_strchr(value, '.');
d = 0;
if (pos) {
pos++;
if (*pos >= '0' && *pos <= '9')
d = *pos - '0';
}
return i * 10 + d;
}
static int valid_cw(int cw)
{
return (cw == 1 || cw == 3 || cw == 7 || cw == 15 || cw == 31 ||
cw == 63 || cw == 127 || cw == 255 || cw == 511 || cw == 1023 ||
cw == 2047 || cw == 4095 || cw == 8191 || cw == 16383 ||
cw == 32767);
}
enum {
IEEE80211_TX_QUEUE_DATA0 = 0, /* used for EDCA AC_VO data */
IEEE80211_TX_QUEUE_DATA1 = 1, /* used for EDCA AC_VI data */
IEEE80211_TX_QUEUE_DATA2 = 2, /* used for EDCA AC_BE data */
IEEE80211_TX_QUEUE_DATA3 = 3 /* used for EDCA AC_BK data */
};
static int hostapd_config_tx_queue(struct hostapd_config *conf,
const char *name, const char *val)
{
int num;
const char *pos;
struct hostapd_tx_queue_params *queue;
/* skip 'tx_queue_' prefix */
pos = name + 9;
if (os_strncmp(pos, "data", 4) == 0 &&
pos[4] >= '0' && pos[4] <= '9' && pos[5] == '_') {
num = pos[4] - '0';
pos += 6;
} else if (os_strncmp(pos, "after_beacon_", 13) == 0 ||
os_strncmp(pos, "beacon_", 7) == 0) {
wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
return 0;
} else {
wpa_printf(MSG_ERROR, "Unknown tx_queue name '%s'", pos);
return -1;
}
if (num >= NUM_TX_QUEUES) {
/* for backwards compatibility, do not trigger failure */
wpa_printf(MSG_INFO, "DEPRECATED: '%s' not used", name);
return 0;
}
queue = &conf->tx_queue[num];
if (os_strcmp(pos, "aifs") == 0) {
queue->aifs = atoi(val);
if (queue->aifs < 0 || queue->aifs > 255) {
wpa_printf(MSG_ERROR, "Invalid AIFS value %d",
queue->aifs);
return -1;
}
} else if (os_strcmp(pos, "cwmin") == 0) {
queue->cwmin = atoi(val);
if (!valid_cw(queue->cwmin)) {
wpa_printf(MSG_ERROR, "Invalid cwMin value %d",
queue->cwmin);
return -1;
}
} else if (os_strcmp(pos, "cwmax") == 0) {
queue->cwmax = atoi(val);
if (!valid_cw(queue->cwmax)) {
wpa_printf(MSG_ERROR, "Invalid cwMax value %d",
queue->cwmax);
return -1;
}
} else if (os_strcmp(pos, "burst") == 0) {
queue->burst = hostapd_config_read_int10(val);
} else {
wpa_printf(MSG_ERROR, "Unknown tx_queue field '%s'", pos);
return -1;
}
return 0;
}
#ifdef CONFIG_IEEE80211R_AP
static int rkh_derive_key(const char *pos, u8 *key, size_t key_len)
{
u8 oldkey[16];
int ret;
if (!hexstr2bin(pos, key, key_len))
return 0;
/* Try to use old short key for backwards compatibility */
if (hexstr2bin(pos, oldkey, sizeof(oldkey)))
return -1;
ret = hmac_sha256_kdf(oldkey, sizeof(oldkey), "FT OLDKEY", NULL, 0,
key, key_len);
os_memset(oldkey, 0, sizeof(oldkey));
return ret;
}
static int add_r0kh(struct hostapd_bss_config *bss, char *value)
{
struct ft_remote_r0kh *r0kh;
char *pos, *next;
r0kh = os_zalloc(sizeof(*r0kh));
if (r0kh == NULL)
return -1;
/* 02:01:02:03:04:05 a.example.com 000102030405060708090a0b0c0d0e0f */
pos = value;
next = os_strchr(pos, ' ');
if (next)
*next++ = '\0';
if (next == NULL || hwaddr_aton(pos, r0kh->addr)) {
wpa_printf(MSG_ERROR, "Invalid R0KH MAC address: '%s'", pos);
os_free(r0kh);
return -1;
}
pos = next;
next = os_strchr(pos, ' ');
if (next)
*next++ = '\0';
if (next == NULL || next - pos > FT_R0KH_ID_MAX_LEN) {
wpa_printf(MSG_ERROR, "Invalid R0KH-ID: '%s'", pos);
os_free(r0kh);
return -1;
}
r0kh->id_len = next - pos - 1;
os_memcpy(r0kh->id, pos, r0kh->id_len);
pos = next;
if (rkh_derive_key(pos, r0kh->key, sizeof(r0kh->key)) < 0) {
wpa_printf(MSG_ERROR, "Invalid R0KH key: '%s'", pos);
os_free(r0kh);
return -1;
}
r0kh->next = bss->r0kh_list;
bss->r0kh_list = r0kh;
return 0;
}
static int add_r1kh(struct hostapd_bss_config *bss, char *value)
{
struct ft_remote_r1kh *r1kh;
char *pos, *next;
r1kh = os_zalloc(sizeof(*r1kh));
if (r1kh == NULL)
return -1;
/* 02:01:02:03:04:05 02:01:02:03:04:05
* 000102030405060708090a0b0c0d0e0f */
pos = value;
next = os_strchr(pos, ' ');
if (next)
*next++ = '\0';
if (next == NULL || hwaddr_aton(pos, r1kh->addr)) {
wpa_printf(MSG_ERROR, "Invalid R1KH MAC address: '%s'", pos);
os_free(r1kh);
return -1;
}
pos = next;
next = os_strchr(pos, ' ');
if (next)
*next++ = '\0';
if (next == NULL || hwaddr_aton(pos, r1kh->id)) {
wpa_printf(MSG_ERROR, "Invalid R1KH-ID: '%s'", pos);
os_free(r1kh);
return -1;
}
pos = next;
if (rkh_derive_key(pos, r1kh->key, sizeof(r1kh->key)) < 0) {
wpa_printf(MSG_ERROR, "Invalid R1KH key: '%s'", pos);
os_free(r1kh);
return -1;
}
r1kh->next = bss->r1kh_list;
bss->r1kh_list = r1kh;
return 0;
}
#endif /* CONFIG_IEEE80211R_AP */
#ifdef CONFIG_IEEE80211N
static int hostapd_config_ht_capab(struct hostapd_config *conf,
const char *capab)
{
if (os_strstr(capab, "[LDPC]"))
conf->ht_capab |= HT_CAP_INFO_LDPC_CODING_CAP;
if (os_strstr(capab, "[HT40-]")) {
conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
conf->secondary_channel = -1;
}
if (os_strstr(capab, "[HT40+]")) {
conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
conf->secondary_channel = 1;
}
if (os_strstr(capab, "[HT40+]") && os_strstr(capab, "[HT40-]")) {
conf->ht_capab |= HT_CAP_INFO_SUPP_CHANNEL_WIDTH_SET;
conf->ht40_plus_minus_allowed = 1;
}
if (!os_strstr(capab, "[HT40+]") && !os_strstr(capab, "[HT40-]"))
conf->secondary_channel = 0;
if (os_strstr(capab, "[SMPS-STATIC]")) {
conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
conf->ht_capab |= HT_CAP_INFO_SMPS_STATIC;
}
if (os_strstr(capab, "[SMPS-DYNAMIC]")) {
conf->ht_capab &= ~HT_CAP_INFO_SMPS_MASK;
conf->ht_capab |= HT_CAP_INFO_SMPS_DYNAMIC;
}
if (os_strstr(capab, "[GF]"))
conf->ht_capab |= HT_CAP_INFO_GREEN_FIELD;
if (os_strstr(capab, "[SHORT-GI-20]"))
conf->ht_capab |= HT_CAP_INFO_SHORT_GI20MHZ;
if (os_strstr(capab, "[SHORT-GI-40]"))
conf->ht_capab |= HT_CAP_INFO_SHORT_GI40MHZ;
if (os_strstr(capab, "[TX-STBC]"))
conf->ht_capab |= HT_CAP_INFO_TX_STBC;
if (os_strstr(capab, "[RX-STBC1]")) {
conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
conf->ht_capab |= HT_CAP_INFO_RX_STBC_1;
}
if (os_strstr(capab, "[RX-STBC12]")) {
conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
conf->ht_capab |= HT_CAP_INFO_RX_STBC_12;
}
if (os_strstr(capab, "[RX-STBC123]")) {
conf->ht_capab &= ~HT_CAP_INFO_RX_STBC_MASK;
conf->ht_capab |= HT_CAP_INFO_RX_STBC_123;
}
if (os_strstr(capab, "[DELAYED-BA]"))
conf->ht_capab |= HT_CAP_INFO_DELAYED_BA;
if (os_strstr(capab, "[MAX-AMSDU-7935]"))
conf->ht_capab |= HT_CAP_INFO_MAX_AMSDU_SIZE;
if (os_strstr(capab, "[DSSS_CCK-40]"))
conf->ht_capab |= HT_CAP_INFO_DSSS_CCK40MHZ;
if (os_strstr(capab, "[40-INTOLERANT]"))
conf->ht_capab |= HT_CAP_INFO_40MHZ_INTOLERANT;
if (os_strstr(capab, "[LSIG-TXOP-PROT]"))
conf->ht_capab |= HT_CAP_INFO_LSIG_TXOP_PROTECT_SUPPORT;
return 0;
}
#endif /* CONFIG_IEEE80211N */
#ifdef CONFIG_IEEE80211AC
static int hostapd_config_vht_capab(struct hostapd_config *conf,
const char *capab)
{
if (os_strstr(capab, "[MAX-MPDU-7991]"))
conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_7991;
if (os_strstr(capab, "[MAX-MPDU-11454]"))
conf->vht_capab |= VHT_CAP_MAX_MPDU_LENGTH_11454;
if (os_strstr(capab, "[VHT160]"))
conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160MHZ;
if (os_strstr(capab, "[VHT160-80PLUS80]"))
conf->vht_capab |= VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ;
if (os_strstr(capab, "[RXLDPC]"))
conf->vht_capab |= VHT_CAP_RXLDPC;
if (os_strstr(capab, "[SHORT-GI-80]"))
conf->vht_capab |= VHT_CAP_SHORT_GI_80;
if (os_strstr(capab, "[SHORT-GI-160]"))
conf->vht_capab |= VHT_CAP_SHORT_GI_160;
if (os_strstr(capab, "[TX-STBC-2BY1]"))
conf->vht_capab |= VHT_CAP_TXSTBC;
if (os_strstr(capab, "[RX-STBC-1]"))
conf->vht_capab |= VHT_CAP_RXSTBC_1;
if (os_strstr(capab, "[RX-STBC-12]"))
conf->vht_capab |= VHT_CAP_RXSTBC_2;
if (os_strstr(capab, "[RX-STBC-123]"))
conf->vht_capab |= VHT_CAP_RXSTBC_3;
if (os_strstr(capab, "[RX-STBC-1234]"))
conf->vht_capab |= VHT_CAP_RXSTBC_4;
if (os_strstr(capab, "[SU-BEAMFORMER]"))
conf->vht_capab |= VHT_CAP_SU_BEAMFORMER_CAPABLE;
if (os_strstr(capab, "[SU-BEAMFORMEE]"))
conf->vht_capab |= VHT_CAP_SU_BEAMFORMEE_CAPABLE;
if (os_strstr(capab, "[BF-ANTENNA-2]") &&
(conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
conf->vht_capab |= (1 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
if (os_strstr(capab, "[BF-ANTENNA-3]") &&
(conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
conf->vht_capab |= (2 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
if (os_strstr(capab, "[BF-ANTENNA-4]") &&
(conf->vht_capab & VHT_CAP_SU_BEAMFORMEE_CAPABLE))
conf->vht_capab |= (3 << VHT_CAP_BEAMFORMEE_STS_OFFSET);
if (os_strstr(capab, "[SOUNDING-DIMENSION-2]") &&
(conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
conf->vht_capab |= (1 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
if (os_strstr(capab, "[SOUNDING-DIMENSION-3]") &&
(conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
conf->vht_capab |= (2 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
if (os_strstr(capab, "[SOUNDING-DIMENSION-4]") &&
(conf->vht_capab & VHT_CAP_SU_BEAMFORMER_CAPABLE))
conf->vht_capab |= (3 << VHT_CAP_SOUNDING_DIMENSION_OFFSET);
if (os_strstr(capab, "[MU-BEAMFORMER]"))
conf->vht_capab |= VHT_CAP_MU_BEAMFORMER_CAPABLE;
if (os_strstr(capab, "[VHT-TXOP-PS]"))
conf->vht_capab |= VHT_CAP_VHT_TXOP_PS;
if (os_strstr(capab, "[HTC-VHT]"))
conf->vht_capab |= VHT_CAP_HTC_VHT;
if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP7]"))
conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_MAX;
else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP6]"))
conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_6;
else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP5]"))
conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_5;
else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP4]"))
conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_4;
else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP3]"))
conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_3;
else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP2]"))
conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_2;
else if (os_strstr(capab, "[MAX-A-MPDU-LEN-EXP1]"))
conf->vht_capab |= VHT_CAP_MAX_A_MPDU_LENGTH_EXPONENT_1;
if (os_strstr(capab, "[VHT-LINK-ADAPT2]") &&
(conf->vht_capab & VHT_CAP_HTC_VHT))
conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_UNSOL_MFB;
if (os_strstr(capab, "[VHT-LINK-ADAPT3]") &&
(conf->vht_capab & VHT_CAP_HTC_VHT))
conf->vht_capab |= VHT_CAP_VHT_LINK_ADAPTATION_VHT_MRQ_MFB;
if (os_strstr(capab, "[RX-ANTENNA-PATTERN]"))
conf->vht_capab |= VHT_CAP_RX_ANTENNA_PATTERN;
if (os_strstr(capab, "[TX-ANTENNA-PATTERN]"))
conf->vht_capab |= VHT_CAP_TX_ANTENNA_PATTERN;
return 0;
}
#endif /* CONFIG_IEEE80211AC */
#ifdef CONFIG_IEEE80211AX
static u8 find_bit_offset(u8 val)
{
u8 res = 0;
for (; val; val >>= 1) {
if (val & 1)
break;
res++;
}
return res;
}
static u8 set_he_cap(int val, u8 mask)
{
return (u8) (mask & (val << find_bit_offset(mask)));
}
#endif /* CONFIG_IEEE80211AX */
#ifdef CONFIG_INTERWORKING
static int parse_roaming_consortium(struct hostapd_bss_config *bss, char *pos,
int line)
{
size_t len = os_strlen(pos);
u8 oi[MAX_ROAMING_CONSORTIUM_LEN];
struct hostapd_roaming_consortium *rc;
if ((len & 1) || len < 2 * 3 || len / 2 > MAX_ROAMING_CONSORTIUM_LEN ||
hexstr2bin(pos, oi, len / 2)) {
wpa_printf(MSG_ERROR, "Line %d: invalid roaming_consortium "
"'%s'", line, pos);
return -1;
}
len /= 2;
rc = os_realloc_array(bss->roaming_consortium,
bss->roaming_consortium_count + 1,
sizeof(struct hostapd_roaming_consortium));
if (rc == NULL)
return -1;
os_memcpy(rc[bss->roaming_consortium_count].oi, oi, len);
rc[bss->roaming_consortium_count].len = len;
bss->roaming_consortium = rc;
bss->roaming_consortium_count++;
return 0;
}
static int parse_lang_string(struct hostapd_lang_string **array,
unsigned int *count, char *pos)
{
char *sep, *str = NULL;
size_t clen, nlen, slen;
struct hostapd_lang_string *ls;
int ret = -1;
if (*pos == '"' || (*pos == 'P' && pos[1] == '"')) {
str = wpa_config_parse_string(pos, &slen);
if (!str)
return -1;
pos = str;
}
sep = os_strchr(pos, ':');
if (sep == NULL)
goto fail;
*sep++ = '\0';
clen = os_strlen(pos);
if (clen < 2 || clen > sizeof(ls->lang))
goto fail;
nlen = os_strlen(sep);
if (nlen > 252)
goto fail;
ls = os_realloc_array(*array, *count + 1,
sizeof(struct hostapd_lang_string));
if (ls == NULL)
goto fail;
*array = ls;
ls = &(*array)[*count];
(*count)++;
os_memset(ls->lang, 0, sizeof(ls->lang));
os_memcpy(ls->lang, pos, clen);
ls->name_len = nlen;
os_memcpy(ls->name, sep, nlen);
ret = 0;
fail:
os_free(str);
return ret;
}
static int parse_venue_name(struct hostapd_bss_config *bss, char *pos,
int line)
{
if (parse_lang_string(&bss->venue_name, &bss->venue_name_count, pos)) {
wpa_printf(MSG_ERROR, "Line %d: Invalid venue_name '%s'",
line, pos);
return -1;
}
return 0;
}
static int parse_venue_url(struct hostapd_bss_config *bss, char *pos,
int line)
{
char *sep;
size_t nlen;
struct hostapd_venue_url *url;
int ret = -1;
sep = os_strchr(pos, ':');
if (!sep)
goto fail;
*sep++ = '\0';
nlen = os_strlen(sep);
if (nlen > 254)
goto fail;
url = os_realloc_array(bss->venue_url, bss->venue_url_count + 1,
sizeof(struct hostapd_venue_url));
if (!url)
goto fail;
bss->venue_url = url;
url = &bss->venue_url[bss->venue_url_count++];
url->venue_number = atoi(pos);
url->url_len = nlen;
os_memcpy(url->url, sep, nlen);
ret = 0;
fail:
if (ret)
wpa_printf(MSG_ERROR, "Line %d: Invalid venue_url '%s'",
line, pos);
return ret;
}
static int parse_3gpp_cell_net(struct hostapd_bss_config *bss, char *buf,
int line)
{
size_t count;
char *pos;
u8 *info = NULL, *ipos;
/* format: <MCC1,MNC1>[;<MCC2,MNC2>][;...] */
count = 1;
for (pos = buf; *pos; pos++) {
if ((*pos < '0' || *pos > '9') && *pos != ';' && *pos != ',')
goto fail;
if (*pos == ';')
count++;
}
if (1 + count * 3 > 0x7f)
goto fail;
info = os_zalloc(2 + 3 + count * 3);
if (info == NULL)
return -1;
ipos = info;
*ipos++ = 0; /* GUD - Version 1 */
*ipos++ = 3 + count * 3; /* User Data Header Length (UDHL) */
*ipos++ = 0; /* PLMN List IEI */
/* ext(b8) | Length of PLMN List value contents(b7..1) */
*ipos++ = 1 + count * 3;
*ipos++ = count; /* Number of PLMNs */
pos = buf;
while (pos && *pos) {
char *mcc, *mnc;
size_t mnc_len;
mcc = pos;
mnc = os_strchr(pos, ',');
if (mnc == NULL)
goto fail;
*mnc++ = '\0';
pos = os_strchr(mnc, ';');
if (pos)
*pos++ = '\0';
mnc_len = os_strlen(mnc);
if (os_strlen(mcc) != 3 || (mnc_len != 2 && mnc_len != 3))
goto fail;
/* BC coded MCC,MNC */
/* MCC digit 2 | MCC digit 1 */
*ipos++ = ((mcc[1] - '0') << 4) | (mcc[0] - '0');
/* MNC digit 3 | MCC digit 3 */
*ipos++ = (((mnc_len == 2) ? 0xf0 : ((mnc[2] - '0') << 4))) |
(mcc[2] - '0');
/* MNC digit 2 | MNC digit 1 */
*ipos++ = ((mnc[1] - '0') << 4) | (mnc[0] - '0');
}
os_free(bss->anqp_3gpp_cell_net);
bss->anqp_3gpp_cell_net = info;
bss->anqp_3gpp_cell_net_len = 2 + 3 + 3 * count;
wpa_hexdump(MSG_MSGDUMP, "3GPP Cellular Network information",
bss->anqp_3gpp_cell_net, bss->anqp_3gpp_cell_net_len);
return 0;
fail:
wpa_printf(MSG_ERROR, "Line %d: Invalid anqp_3gpp_cell_net: %s",
line, buf);
os_free(info);
return -1;
}
static int parse_nai_realm(struct hostapd_bss_config *bss, char *buf, int line)
{
struct hostapd_nai_realm_data *realm;
size_t i, j, len;
int *offsets;
char *pos, *end, *rpos;
offsets = os_calloc(bss->nai_realm_count * MAX_NAI_REALMS,
sizeof(int));
if (offsets == NULL)
return -1;
for (i = 0; i < bss->nai_realm_count; i++) {
realm = &bss->nai_realm_data[i];
for (j = 0; j < MAX_NAI_REALMS; j++) {
offsets[i * MAX_NAI_REALMS + j] =
realm->realm[j] ?
realm->realm[j] - realm->realm_buf : -1;
}
}
realm = os_realloc_array(bss->nai_realm_data, bss->nai_realm_count + 1,
sizeof(struct hostapd_nai_realm_data));
if (realm == NULL) {
os_free(offsets);
return -1;
}
bss->nai_realm_data = realm;
/* patch the pointers after realloc */
for (i = 0; i < bss->nai_realm_count; i++) {
realm = &bss->nai_realm_data[i];
for (j = 0; j < MAX_NAI_REALMS; j++) {
int offs = offsets[i * MAX_NAI_REALMS + j];
if (offs >= 0)
realm->realm[j] = realm->realm_buf + offs;
else
realm->realm[j] = NULL;
}
}
os_free(offsets);
realm = &bss->nai_realm_data[bss->nai_realm_count];
os_memset(realm, 0, sizeof(*realm));
pos = buf;
realm->encoding = atoi(pos);
pos = os_strchr(pos, ',');
if (pos == NULL)
goto fail;
pos++;
end = os_strchr(pos, ',');
if (end) {
len = end - pos;
*end = '\0';
} else {
len = os_strlen(pos);
}
if (len > MAX_NAI_REALMLEN) {
wpa_printf(MSG_ERROR, "Too long a realm string (%d > max %d "
"characters)", (int) len, MAX_NAI_REALMLEN);
goto fail;
}
os_memcpy(realm->realm_buf, pos, len);
if (end)
pos = end + 1;
else
pos = NULL;
while (pos && *pos) {
struct hostapd_nai_realm_eap *eap;
if (realm->eap_method_count >= MAX_NAI_EAP_METHODS) {
wpa_printf(MSG_ERROR, "Too many EAP methods");
goto fail;
}
eap = &realm->eap_method[realm->eap_method_count];
realm->eap_method_count++;
end = os_strchr(pos, ',');
if (end == NULL)
end = pos + os_strlen(pos);
eap->eap_method = atoi(pos);
for (;;) {
pos = os_strchr(pos, '[');
if (pos == NULL || pos > end)
break;
pos++;
if (eap->num_auths >= MAX_NAI_AUTH_TYPES) {
wpa_printf(MSG_ERROR, "Too many auth params");
goto fail;
}
eap->auth_id[eap->num_auths] = atoi(pos);
pos = os_strchr(pos, ':');
if (pos == NULL || pos > end)
goto fail;
pos++;
eap->auth_val[eap->num_auths] = atoi(pos);
pos = os_strchr(pos, ']');
if (pos == NULL || pos > end)
goto fail;
pos++;
eap->num_auths++;
}
if (*end != ',')
break;
pos = end + 1;
}
/* Split realm list into null terminated realms */
rpos = realm->realm_buf;
i = 0;
while (*rpos) {
if (i >= MAX_NAI_REALMS) {
wpa_printf(MSG_ERROR, "Too many realms");
goto fail;
}
realm->realm[i++] = rpos;
rpos = os_strchr(rpos, ';');
if (rpos == NULL)
break;
*rpos++ = '\0';
}
bss->nai_realm_count++;
return 0;
fail:
wpa_printf(MSG_ERROR, "Line %d: invalid nai_realm '%s'", line, buf);
return -1;
}
static int parse_anqp_elem(struct hostapd_bss_config *bss, char *buf, int line)
{
char *delim;
u16 infoid;
size_t len;
struct wpabuf *payload;
struct anqp_element *elem;
delim = os_strchr(buf, ':');
if (!delim)
return -1;
delim++;
infoid = atoi(buf);
len = os_strlen(delim);
if (len & 1)
return -1;
len /= 2;
payload = wpabuf_alloc(len);
if (!payload)
return -1;
if (hexstr2bin(delim, wpabuf_put(payload, len), len) < 0) {
wpabuf_free(payload);
return -1;
}
dl_list_for_each(elem, &bss->anqp_elem, struct anqp_element, list) {
if (elem->infoid == infoid) {
/* Update existing entry */
wpabuf_free(elem->payload);
elem->payload = payload;
return 0;
}
}
/* Add a new entry */
elem = os_zalloc(sizeof(*elem));
if (!elem) {
wpabuf_free(payload);
return -1;
}
elem->infoid = infoid;
elem->payload = payload;
dl_list_add(&bss->anqp_elem, &elem->list);
return 0;
}
static int parse_qos_map_set(struct hostapd_bss_config *bss,
char *buf, int line)
{
u8 qos_map_set[16 + 2 * 21], count = 0;
char *pos = buf;
int val;
for (;;) {
if (count == sizeof(qos_map_set)) {
wpa_printf(MSG_ERROR, "Line %d: Too many qos_map_set "
"parameters '%s'", line, buf);
return -1;
}
val = atoi(pos);
if (val > 255 || val < 0) {
wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set "
"'%s'", line, buf);
return -1;
}
qos_map_set[count++] = val;
pos = os_strchr(pos, ',');
if (!pos)
break;
pos++;
}
if (count < 16 || count & 1) {
wpa_printf(MSG_ERROR, "Line %d: Invalid qos_map_set '%s'",
line, buf);
return -1;
}
os_memcpy(bss->qos_map_set, qos_map_set, count);
bss->qos_map_set_len = count;
return 0;
}
#endif /* CONFIG_INTERWORKING */
#ifdef CONFIG_HS20
static int hs20_parse_conn_capab(struct hostapd_bss_config *bss, char *buf,
int line)
{
u8 *conn_cap;
char *pos;
if (bss->hs20_connection_capability_len >= 0xfff0)
return -1;
conn_cap = os_realloc(bss->hs20_connection_capability,
bss->hs20_connection_capability_len + 4);
if (conn_cap == NULL)
return -1;
bss->hs20_connection_capability = conn_cap;
conn_cap += bss->hs20_connection_capability_len;
pos = buf;
conn_cap[0] = atoi(pos);
pos = os_strchr(pos, ':');
if (pos == NULL)
return -1;
pos++;
WPA_PUT_LE16(conn_cap + 1, atoi(pos));
pos = os_strchr(pos, ':');
if (pos == NULL)
return -1;
pos++;
conn_cap[3] = atoi(pos);
bss->hs20_connection_capability_len += 4;
return 0;
}
static int hs20_parse_wan_metrics(struct hostapd_bss_config *bss, char *buf,
int line)
{
u8 *wan_metrics;
char *pos;
/* <WAN Info>:<DL Speed>:<UL Speed>:<DL Load>:<UL Load>:<LMD> */
wan_metrics = os_zalloc(13);
if (wan_metrics == NULL)
return -1;
pos = buf;
/* WAN Info */
if (hexstr2bin(pos, wan_metrics, 1) < 0)
goto fail;
pos += 2;
if (*pos != ':')
goto fail;
pos++;
/* Downlink Speed */
WPA_PUT_LE32(wan_metrics + 1, atoi(pos));
pos = os_strchr(pos, ':');
if (pos == NULL)
goto fail;
pos++;
/* Uplink Speed */
WPA_PUT_LE32(wan_metrics + 5, atoi(pos));
pos = os_strchr(pos, ':');
if (pos == NULL)
goto fail;
pos++;
/* Downlink Load */
wan_metrics[9] = atoi(pos);
pos = os_strchr(pos, ':');
if (pos == NULL)
goto fail;
pos++;
/* Uplink Load */
wan_metrics[10] = atoi(pos);
pos = os_strchr(pos, ':');
if (pos == NULL)
goto fail;
pos++;
/* LMD */
WPA_PUT_LE16(wan_metrics + 11, atoi(pos));
os_free(bss->hs20_wan_metrics);
bss->hs20_wan_metrics = wan_metrics;
return 0;
fail:
wpa_printf(MSG_ERROR, "Line %d: Invalid hs20_wan_metrics '%s'",
line, buf);
os_free(wan_metrics);
return -1;
}
static int hs20_parse_oper_friendly_name(struct hostapd_bss_config *bss,
char *pos, int line)
{
if (parse_lang_string(&bss->hs20_oper_friendly_name,
&bss->hs20_oper_friendly_name_count, pos)) {
wpa_printf(MSG_ERROR, "Line %d: Invalid "
"hs20_oper_friendly_name '%s'", line, pos);
return -1;
}
return 0;
}
static int hs20_parse_icon(struct hostapd_bss_config *bss, char *pos)
{
struct hs20_icon *icon;
char *end;
icon = os_realloc_array(bss->hs20_icons, bss->hs20_icons_count + 1,
sizeof(struct hs20_icon));
if (icon == NULL)
return -1;
bss->hs20_icons = icon;
icon = &bss->hs20_icons[bss->hs20_icons_count];
os_memset(icon, 0, sizeof(*icon));
icon->width = atoi(pos);
pos = os_strchr(pos, ':');
if (pos == NULL)
return -1;
pos++;
icon->height = atoi(pos);
pos = os_strchr(pos, ':');
if (pos == NULL)
return -1;
pos++;
end = os_strchr(pos, ':');
if (end == NULL || end - pos > 3)
return -1;
os_memcpy(icon->language, pos, end - pos);
pos = end + 1;
end = os_strchr(pos, ':');
if (end == NULL || end - pos > 255)
return -1;
os_memcpy(icon->type, pos, end - pos);
pos = end + 1;
end = os_strchr(pos, ':');
if (end == NULL || end - pos > 255)
return -1;
os_memcpy(icon->name, pos, end - pos);
pos = end + 1;
if (os_strlen(pos) > 255)
return -1;
os_memcpy(icon->file, pos, os_strlen(pos));
bss->hs20_icons_count++;
return 0;
}
static int hs20_parse_osu_ssid(struct hostapd_bss_config *bss,
char *pos, int line)
{
size_t slen;
char *str;
str = wpa_config_parse_string(pos, &slen);
if (str == NULL || slen < 1 || slen > SSID_MAX_LEN) {
wpa_printf(MSG_ERROR, "Line %d: Invalid SSID '%s'", line, pos);
os_free(str);
return -1;
}
os_memcpy(bss->osu_ssid, str, slen);
bss->osu_ssid_len = slen;
os_free(str);
return 0;
}
static int hs20_parse_osu_server_uri(struct hostapd_bss_config *bss,
char *pos, int line)
{
struct hs20_osu_provider *p;
p = os_realloc_array(bss->hs20_osu_providers,
bss->hs20_osu_providers_count + 1, sizeof(*p));
if (p == NULL)
return -1;
bss->hs20_osu_providers = p;
bss->last_osu = &bss->hs20_osu_providers[bss->hs20_osu_providers_count];
bss->hs20_osu_providers_count++;
os_memset(bss->last_osu, 0, sizeof(*p));
bss->last_osu->server_uri = os_strdup(pos);
return 0;
}
static int hs20_parse_osu_friendly_name(struct hostapd_bss_config *bss,
char *pos, int line)
{
if (bss->last_osu == NULL) {
wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
return -1;
}
if (parse_lang_string(&bss->last_osu->friendly_name,
&bss->last_osu->friendly_name_count, pos)) {
wpa_printf(MSG_ERROR, "Line %d: Invalid osu_friendly_name '%s'",
line, pos);
return -1;
}
return 0;
}
static int hs20_parse_osu_nai(struct hostapd_bss_config *bss,
char *pos, int line)
{
if (bss->last_osu == NULL) {
wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
return -1;
}
os_free(bss->last_osu->osu_nai);
bss->last_osu->osu_nai = os_strdup(pos);
if (bss->last_osu->osu_nai == NULL)
return -1;
return 0;
}
static int hs20_parse_osu_nai2(struct hostapd_bss_config *bss,
char *pos, int line)
{
if (bss->last_osu == NULL) {
wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
return -1;
}
os_free(bss->last_osu->osu_nai2);
bss->last_osu->osu_nai2 = os_strdup(pos);
if (bss->last_osu->osu_nai2 == NULL)
return -1;
bss->hs20_osu_providers_nai_count++;
return 0;
}
static int hs20_parse_osu_method_list(struct hostapd_bss_config *bss, char *pos,
int line)
{
if (bss->last_osu == NULL) {
wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
return -1;
}
if (hostapd_parse_intlist(&bss->last_osu->method_list, pos)) {
wpa_printf(MSG_ERROR, "Line %d: Invalid osu_method_list", line);
return -1;
}
return 0;
}
static int hs20_parse_osu_icon(struct hostapd_bss_config *bss, char *pos,
int line)
{
char **n;
struct hs20_osu_provider *p = bss->last_osu;
if (p == NULL) {
wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
return -1;
}
n = os_realloc_array(p->icons, p->icons_count + 1, sizeof(char *));
if (n == NULL)
return -1;
p->icons = n;
p->icons[p->icons_count] = os_strdup(pos);
if (p->icons[p->icons_count] == NULL)
return -1;
p->icons_count++;
return 0;
}
static int hs20_parse_osu_service_desc(struct hostapd_bss_config *bss,
char *pos, int line)
{
if (bss->last_osu == NULL) {
wpa_printf(MSG_ERROR, "Line %d: Unexpected OSU field", line);
return -1;
}
if (parse_lang_string(&bss->last_osu->service_desc,
&bss->last_osu->service_desc_count, pos)) {
wpa_printf(MSG_ERROR, "Line %d: Invalid osu_service_desc '%s'",
line, pos);
return -1;
}
return 0;
}
static int hs20_parse_operator_icon(struct hostapd_bss_config *bss, char *pos,
int line)
{
char **n;
n = os_realloc_array(bss->hs20_operator_icon,
bss->hs20_operator_icon_count + 1, sizeof(char *));
if (!n)
return -1;
bss->hs20_operator_icon = n;
bss->hs20_operator_icon[bss->hs20_operator_icon_count] = os_strdup(pos);
if (!bss->hs20_operator_icon[bss->hs20_operator_icon_count])
return -1;
bss->hs20_operator_icon_count++;
return 0;
}
#endif /* CONFIG_HS20 */
#ifdef CONFIG_ACS
static int hostapd_config_parse_acs_chan_bias(struct hostapd_config *conf,
char *pos)
{
struct acs_bias *bias = NULL, *tmp;
unsigned int num = 0;
char *end;
while (*pos) {
tmp = os_realloc_array(bias, num + 1, sizeof(*bias));
if (!tmp)
goto fail;
bias = tmp;
bias[num].channel = atoi(pos);
if (bias[num].channel <= 0)
goto fail;
pos = os_strchr(pos, ':');
if (!pos)
goto fail;
pos++;
bias[num].bias = strtod(pos, &end);
if (end == pos || bias[num].bias < 0.0)
goto fail;
pos = end;
if (*pos != ' ' && *pos != '\0')
goto fail;
num++;
}
os_free(conf->acs_chan_bias);
conf->acs_chan_bias = bias;
conf->num_acs_chan_bias = num;
return 0;
fail:
os_free(bias);
return -1;
}
#endif /* CONFIG_ACS */
static int parse_wpabuf_hex(int line, const char *name, struct wpabuf **buf,
const char *val)
{
struct wpabuf *elems;
if (val[0] == '\0') {
wpabuf_free(*buf);
*buf = NULL;
return 0;
}
elems = wpabuf_parse_bin(val);
if (!elems) {
wpa_printf(MSG_ERROR, "Line %d: Invalid %s '%s'",
line, name, val);
return -1;
}
wpabuf_free(*buf);
*buf = elems;
return 0;
}
#ifdef CONFIG_FILS
static int parse_fils_realm(struct hostapd_bss_config *bss, const char *val)
{
struct fils_realm *realm;
size_t len;
len = os_strlen(val);
realm = os_zalloc(sizeof(*realm) + len + 1);
if (!realm)
return -1;
os_memcpy(realm->realm, val, len);
if (fils_domain_name_hash(val, realm->hash) < 0) {
os_free(realm);
return -1;
}
dl_list_add_tail(&bss->fils_realms, &realm->list);
return 0;
}
#endif /* CONFIG_FILS */
#ifdef EAP_SERVER
static unsigned int parse_tls_flags(const char *val)
{
unsigned int flags = 0;
/* Disable TLS v1.3 by default for now to avoid interoperability issue.
* This can be enabled by default once the implementation has been fully
* completed and tested with other implementations. */
flags |= TLS_CONN_DISABLE_TLSv1_3;
if (os_strstr(val, "[ALLOW-SIGN-RSA-MD5]"))
flags |= TLS_CONN_ALLOW_SIGN_RSA_MD5;
if (os_strstr(val, "[DISABLE-TIME-CHECKS]"))
flags |= TLS_CONN_DISABLE_TIME_CHECKS;
if (os_strstr(val, "[DISABLE-TLSv1.0]"))
flags |= TLS_CONN_DISABLE_TLSv1_0;
if (os_strstr(val, "[ENABLE-TLSv1.0]"))
flags |= TLS_CONN_ENABLE_TLSv1_0;
if (os_strstr(val, "[DISABLE-TLSv1.1]"))
flags |= TLS_CONN_DISABLE_TLSv1_1;
if (os_strstr(val, "[ENABLE-TLSv1.1]"))
flags |= TLS_CONN_ENABLE_TLSv1_1;
if (os_strstr(val, "[DISABLE-TLSv1.2]"))
flags |= TLS_CONN_DISABLE_TLSv1_2;
if (os_strstr(val, "[ENABLE-TLSv1.2]"))
flags |= TLS_CONN_ENABLE_TLSv1_2;
if (os_strstr(val, "[DISABLE-TLSv1.3]"))
flags |= TLS_CONN_DISABLE_TLSv1_3;
if (os_strstr(val, "[ENABLE-TLSv1.3]"))
flags &= ~TLS_CONN_DISABLE_TLSv1_3;
if (os_strstr(val, "[SUITEB]"))
flags |= TLS_CONN_SUITEB;
if (os_strstr(val, "[SUITEB-NO-ECDH]"))
flags |= TLS_CONN_SUITEB_NO_ECDH | TLS_CONN_SUITEB;
return flags;
}
#endif /* EAP_SERVER */
#ifdef CONFIG_AIRTIME_POLICY
static int add_airtime_weight(struct hostapd_bss_config *bss, char *value)
{
struct airtime_sta_weight *wt;
char *pos, *next;
wt = os_zalloc(sizeof(*wt));
if (!wt)
return -1;
/* 02:01:02:03:04:05 10 */
pos = value;
next = os_strchr(pos, ' ');
if (next)
*next++ = '\0';
if (!next || hwaddr_aton(pos, wt->addr)) {
wpa_printf(MSG_ERROR, "Invalid station address: '%s'", pos);
os_free(wt);
return -1;
}
pos = next;
wt->weight = atoi(pos);
if (!wt->weight) {
wpa_printf(MSG_ERROR, "Invalid weight: '%s'", pos);
os_free(wt);
return -1;
}
wt->next = bss->airtime_weight_list;
bss->airtime_weight_list = wt;
return 0;
}
#endif /* CONFIG_AIRTIME_POLICY */
#ifdef CONFIG_SAE
static int parse_sae_password(struct hostapd_bss_config *bss, const char *val)
{
struct sae_password_entry *pw;
const char *pos = val, *pos2, *end = NULL;
pw = os_zalloc(sizeof(*pw));
if (!pw)
return -1;
os_memset(pw->peer_addr, 0xff, ETH_ALEN); /* default to wildcard */
pos2 = os_strstr(pos, "|mac=");
if (pos2) {
end = pos2;
pos2 += 5;
if (hwaddr_aton(pos2, pw->peer_addr) < 0)
goto fail;
pos = pos2 + ETH_ALEN * 3 - 1;
}
pos2 = os_strstr(pos, "|vlanid=");
if (pos2) {
if (!end)
end = pos2;
pos2 += 8;
pw->vlan_id = atoi(pos2);
}
pos2 = os_strstr(pos, "|id=");
if (pos2) {
if (!end)
end = pos2;
pos2 += 4;
pw->identifier = os_strdup(pos2);
if (!pw->identifier)
goto fail;
}
if (!end) {
pw->password = os_strdup(val);
if (!pw->password)
goto fail;
} else {
pw->password = os_malloc(end - val + 1);
if (!pw->password)
goto fail;
os_memcpy(pw->password, val, end - val);
pw->password[end - val] = '\0';
}
pw->next = bss->sae_passwords;
bss->sae_passwords = pw;
return 0;
fail:
str_clear_free(pw->password);
os_free(pw->identifier);
os_free(pw);
return -1;
}
#endif /* CONFIG_SAE */
#ifdef CONFIG_DPP2
static int hostapd_dpp_controller_parse(struct hostapd_bss_config *bss,
const char *pos)
{
struct dpp_controller_conf *conf;
char *val;
conf = os_zalloc(sizeof(*conf));
if (!conf)
return -1;
val = get_param(pos, "ipaddr=");
if (!val || hostapd_parse_ip_addr(val, &conf->ipaddr))
goto fail;
os_free(val);
val = get_param(pos, "pkhash=");
if (!val || os_strlen(val) != 2 * SHA256_MAC_LEN ||
hexstr2bin(val, conf->pkhash, SHA256_MAC_LEN) < 0)
goto fail;
os_free(val);
conf->next = bss->dpp_controller;
bss->dpp_controller = conf;
return 0;
fail:
os_free(val);
os_free(conf);
return -1;
}
#endif /* CONFIG_DPP2 */
static int hostapd_config_fill(struct hostapd_config *conf,
struct hostapd_bss_config *bss,
const char *buf, char *pos, int line)
{
if (os_strcmp(buf, "interface") == 0) {
os_strlcpy(conf->bss[0]->iface, pos,
sizeof(conf->bss[0]->iface));
} else if (os_strcmp(buf, "bridge") == 0) {
os_strlcpy(bss->bridge, pos, sizeof(bss->bridge));
#ifdef EAPHAMMER
} else if (os_strcmp(buf, "use_karma") == 0) {
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 1");
eaphammer_global_conf.use_karma = atoi(pos);
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 2");
} else if (os_strcmp(buf, "known_beacons") == 0) {
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 3");
eaphammer_global_conf.known_beacons = atoi(pos);
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 4");
} else if (os_strcmp(buf, "loud_karma") == 0) {
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 5");
eaphammer_global_conf.singed_pants = atoi(pos);
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 6");
} else if (os_strcmp(buf, "eaphammer_logfile") == 0) {
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 7");
eaphammer_global_conf.logfile = os_strdup(pos);
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 8");
} else if (os_strcmp(buf, "autocrack_fifo_path") == 0) { // eaphammer
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 9");
eaphammer_global_conf.autocrack_fifo = os_strdup(pos);
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 10");
} else if (os_strcmp(buf, "known_ssids_file") == 0) {
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 11");
eaphammer_global_conf.known_ssids_file = os_strdup(pos);
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 12");
} else if (os_strcmp(buf, "psk_capture_file") == 0) {
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 12.1");
eaphammer_global_conf.psk_capture_file = os_strdup(pos);
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 12.2");
} else if (os_strcmp(buf, "capture_wpa_handshakes") == 0) { // eaphammer
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 12.3");
eaphammer_global_conf.capture_wpa_handshakes = atoi(pos);
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 12.4");
} else if (os_strcmp(buf, "use_autocrack") == 0) { // eaphammer
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 13");
eaphammer_global_conf.use_autocrack = atoi(pos);
wpa_printf(MSG_DEBUG, "[EAPHAMMER] test 14");
#endif
} else if (os_strcmp(buf, "vlan_bridge") == 0) {
os_strlcpy(bss->vlan_bridge, pos, sizeof(bss->vlan_bridge));
} else if (os_strcmp(buf, "wds_bridge") == 0) {
os_strlcpy(bss->wds_bridge, pos, sizeof(bss->wds_bridge));
} else if (os_strcmp(buf, "driver") == 0) {
int j;
const struct wpa_driver_ops *driver = NULL;
for (j = 0; wpa_drivers[j]; j++) {
if (os_strcmp(pos, wpa_drivers[j]->name) == 0) {
driver = wpa_drivers[j];
break;
}
}
if (!driver) {
wpa_printf(MSG_ERROR,
"Line %d: invalid/unknown driver '%s'",
line, pos);
return 1;
}
conf->driver = driver;
} else if (os_strcmp(buf, "driver_params") == 0) {
os_free(conf->driver_params);
conf->driver_params = os_strdup(pos);
} else if (os_strcmp(buf, "debug") == 0) {
wpa_printf(MSG_DEBUG, "Line %d: DEPRECATED: 'debug' configuration variable is not used anymore",
line);
} else if (os_strcmp(buf, "logger_syslog_level") == 0) {
bss->logger_syslog_level = atoi(pos);
} else if (os_strcmp(buf, "logger_stdout_level") == 0) {
bss->logger_stdout_level = atoi(pos);
} else if (os_strcmp(buf, "logger_syslog") == 0) {
bss->logger_syslog = atoi(pos);
} else if (os_strcmp(buf, "logger_stdout") == 0) {
bss->logger_stdout = atoi(pos);
} else if (os_strcmp(buf, "dump_file") == 0) {
wpa_printf(MSG_INFO, "Line %d: DEPRECATED: 'dump_file' configuration variable is not used anymore",
line);
} else if (os_strcmp(buf, "ssid") == 0) {
bss->ssid.ssid_len = os_strlen(pos);
if (bss->ssid.ssid_len > SSID_MAX_LEN ||
bss->ssid.ssid_len < 1) {
wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
line, pos);
return 1;
}
os_memcpy(bss->ssid.ssid, pos, bss->ssid.ssid_len);
bss->ssid.ssid_set = 1;
} else if (os_strcmp(buf, "ssid2") == 0) {
size_t slen;
char *str = wpa_config_parse_string(pos, &slen);
if (str == NULL || slen < 1 || slen > SSID_MAX_LEN) {
wpa_printf(MSG_ERROR, "Line %d: invalid SSID '%s'",
line, pos);
os_free(str);
return 1;
}
os_memcpy(bss->ssid.ssid, str, slen);
bss->ssid.ssid_len = slen;
bss->ssid.ssid_set = 1;
os_free(str);
} else if (os_strcmp(buf, "utf8_ssid") == 0) {
bss->ssid.utf8_ssid = atoi(pos) > 0;
#ifdef EAPHAMMER
} else if (os_strcmp(buf, "ssid_acl_mode") == 0) {
eaphammer_global_conf.ssid_acl_mode = atoi(pos);
if (eaphammer_global_conf.ssid_acl_mode < 0 ||
eaphammer_global_conf.ssid_acl_mode > 1) {
wpa_printf(MSG_ERROR, "Line %d: unknown ssid_acl_mode %d",
line, eaphammer_global_conf.ssid_acl_mode);
return 1;
}
} else if (os_strcmp(buf, "ssid_acl_file") == 0) {
if (hostapd_config_read_ssidlist(pos, &bss->ssid_acl,
&bss->ssid_acl_len)) {
wpa_printf(MSG_ERROR, "Line %d: Failed to read ssid_acl_file '%s'",
line, pos);
return 1;
}
eaphammer_global_conf.use_ssid_acl = 1;
#endif
} else if (os_strcmp(buf, "macaddr_acl") == 0) {
enum macaddr_acl acl = atoi(pos);
if (acl != ACCEPT_UNLESS_DENIED &&
acl != DENY_UNLESS_ACCEPTED &&
acl != USE_EXTERNAL_RADIUS_AUTH) {
wpa_printf(MSG_ERROR, "Line %d: unknown macaddr_acl %d",
line, acl);
return 1;
}
bss->macaddr_acl = acl;
} else if (os_strcmp(buf, "accept_mac_file") == 0) {
if (hostapd_config_read_maclist(pos, &bss->accept_mac,
&bss->num_accept_mac)) {
wpa_printf(MSG_ERROR, "Line %d: Failed to read accept_mac_file '%s'",
line, pos);
return 1;
}
} else if (os_strcmp(buf, "deny_mac_file") == 0) {
if (hostapd_config_read_maclist(pos, &bss->deny_mac,
&bss->num_deny_mac)) {
wpa_printf(MSG_ERROR, "Line %d: Failed to read deny_mac_file '%s'",
line, pos);
return 1;
}
} else if (os_strcmp(buf, "wds_sta") == 0) {
bss->wds_sta = atoi(pos);
} else if (os_strcmp(buf, "start_disabled") == 0) {
bss->start_disabled = atoi(pos);
} else if (os_strcmp(buf, "ap_isolate") == 0) {
bss->isolate = atoi(pos);
} else if (os_strcmp(buf, "ap_max_inactivity") == 0) {
bss->ap_max_inactivity = atoi(pos);
} else if (os_strcmp(buf, "skip_inactivity_poll") == 0) {
bss->skip_inactivity_poll = atoi(pos);
} else if (os_strcmp(buf, "country_code") == 0) {
os_memcpy(conf->country, pos, 2);
} else if (os_strcmp(buf, "country3") == 0) {
conf->country[2] = strtol(pos, NULL, 16);
} else if (os_strcmp(buf, "ieee80211d") == 0) {
conf->ieee80211d = atoi(pos);
} else if (os_strcmp(buf, "ieee80211h") == 0) {
conf->ieee80211h = atoi(pos);
} else if (os_strcmp(buf, "ieee8021x") == 0) {
bss->ieee802_1x = atoi(pos);
} else if (os_strcmp(buf, "eapol_version") == 0) {
int eapol_version = atoi(pos);
#ifdef CONFIG_MACSEC
if (eapol_version < 1 || eapol_version > 3) {
#else /* CONFIG_MACSEC */
if (eapol_version < 1 || eapol_version > 2) {
#endif /* CONFIG_MACSEC */
wpa_printf(MSG_ERROR,
"Line %d: invalid EAPOL version (%d): '%s'.",
line, eapol_version, pos);
return 1;
}
bss->eapol_version = eapol_version;
wpa_printf(MSG_DEBUG, "eapol_version=%d", bss->eapol_version);
#ifdef EAP_SERVER
} else if (os_strcmp(buf, "eap_authenticator") == 0) {
bss->eap_server = atoi(pos);
wpa_printf(MSG_ERROR, "Line %d: obsolete eap_authenticator used; this has been renamed to eap_server", line);
} else if (os_strcmp(buf, "eap_server") == 0) {
bss->eap_server = atoi(pos);
} else if (os_strcmp(buf, "eap_user_file") == 0) {
if (hostapd_config_read_eap_user(pos, bss))
return 1;
} else if (os_strcmp(buf, "ca_cert") == 0) {
os_free(bss->ca_cert);
bss->ca_cert = os_strdup(pos);
} else if (os_strcmp(buf, "server_cert") == 0) {
os_free(bss->server_cert);
bss->server_cert = os_strdup(pos);
} else if (os_strcmp(buf, "private_key") == 0) {
os_free(bss->private_key);
bss->private_key = os_strdup(pos);
} else if (os_strcmp(buf, "private_key_passwd") == 0) {
os_free(bss->private_key_passwd);
bss->private_key_passwd = os_strdup(pos);
} else if (os_strcmp(buf, "check_cert_subject") == 0) {
if (!pos[0]) {
wpa_printf(MSG_ERROR, "Line %d: unknown check_cert_subject '%s'",
line, pos);
return 1;
}
os_free(bss->check_cert_subject);
bss->check_cert_subject = os_strdup(pos);
if (!bss->check_cert_subject)
return 1;
} else if (os_strcmp(buf, "check_crl") == 0) {
bss->check_crl = atoi(pos);
} else if (os_strcmp(buf, "check_crl_strict") == 0) {
bss->check_crl_strict = atoi(pos);
} else if (os_strcmp(buf, "crl_reload_interval") == 0) {
bss->crl_reload_interval = atoi(pos);
} else if (os_strcmp(buf, "tls_session_lifetime") == 0) {
bss->tls_session_lifetime = atoi(pos);
} else if (os_strcmp(buf, "tls_flags") == 0) {
bss->tls_flags = parse_tls_flags(pos);
} else if (os_strcmp(buf, "ocsp_stapling_response") == 0) {
os_free(bss->ocsp_stapling_response);
bss->ocsp_stapling_response = os_strdup(pos);
} else if (os_strcmp(buf, "ocsp_stapling_response_multi") == 0) {
os_free(bss->ocsp_stapling_response_multi);
bss->ocsp_stapling_response_multi = os_strdup(pos);
} else if (os_strcmp(buf, "dh_file") == 0) {
os_free(bss->dh_file);
bss->dh_file = os_strdup(pos);
} else if (os_strcmp(buf, "openssl_ciphers") == 0) {
os_free(bss->openssl_ciphers);
bss->openssl_ciphers = os_strdup(pos);
} else if (os_strcmp(buf, "openssl_ecdh_curves") == 0) {
os_free(bss->openssl_ecdh_curves);
bss->openssl_ecdh_curves = os_strdup(pos);
} else if (os_strcmp(buf, "fragment_size") == 0) {
bss->fragment_size = atoi(pos);
#ifdef EAP_SERVER_FAST
} else if (os_strcmp(buf, "pac_opaque_encr_key") == 0) {
os_free(bss->pac_opaque_encr_key);
bss->pac_opaque_encr_key = os_malloc(16);
if (bss->pac_opaque_encr_key == NULL) {
wpa_printf(MSG_ERROR,
"Line %d: No memory for pac_opaque_encr_key",
line);
return 1;
} else if (hexstr2bin(pos, bss->pac_opaque_encr_key, 16)) {
wpa_printf(MSG_ERROR, "Line %d: Invalid pac_opaque_encr_key",
line);
return 1;
}
} else if (os_strcmp(buf, "eap_fast_a_id") == 0) {
size_t idlen = os_strlen(pos);
if (idlen & 1) {
wpa_printf(MSG_ERROR, "Line %d: Invalid eap_fast_a_id",
line);
return 1;
}
os_free(bss->eap_fast_a_id);
bss->eap_fast_a_id = os_malloc(idlen / 2);
if (bss->eap_fast_a_id == NULL ||
hexstr2bin(pos, bss->eap_fast_a_id, idlen / 2)) {
wpa_printf(MSG_ERROR, "Line %d: Failed to parse eap_fast_a_id",
line);
os_free(bss->eap_fast_a_id);
bss->eap_fast_a_id = NULL;
return 1;
} else {
bss->eap_fast_a_id_len = idlen / 2;
}
} else if (os_strcmp(buf, "eap_fast_a_id_info") == 0) {
os_free(bss->eap_fast_a_id_info);
bss->eap_fast_a_id_info = os_strdup(pos);
} else if (os_strcmp(buf, "eap_fast_prov") == 0) {
bss->eap_fast_prov = atoi(pos);
} else if (os_strcmp(buf, "pac_key_lifetime") == 0) {
bss->pac_key_lifetime = atoi(pos);
} else if (os_strcmp(buf, "pac_key_refresh_time") == 0) {
bss->pac_key_refresh_time = atoi(pos);
#endif /* EAP_SERVER_FAST */
#ifdef EAP_SERVER_SIM
} else if (os_strcmp(buf, "eap_sim_db") == 0) {
os_free(bss->eap_sim_db);
bss->eap_sim_db = os_strdup(pos);
} else if (os_strcmp(buf, "eap_sim_db_timeout") == 0) {
bss->eap_sim_db_timeout = atoi(pos);
} else if (os_strcmp(buf, "eap_sim_aka_result_ind") == 0) {
bss->eap_sim_aka_result_ind = atoi(pos);
#endif /* EAP_SERVER_SIM */
#ifdef EAP_SERVER_TNC
} else if (os_strcmp(buf, "tnc") == 0) {
bss->tnc = atoi(pos);
#endif /* EAP_SERVER_TNC */
#ifdef EAP_SERVER_PWD
} else if (os_strcmp(buf, "pwd_group") == 0) {
bss->pwd_group = atoi(pos);
#endif /* EAP_SERVER_PWD */
#ifdef CONFIG_ERP
} else if (os_strcmp(buf, "eap_server_erp") == 0) {
bss->eap_server_erp = atoi(pos);
#endif /* CONFIG_ERP */
#endif /* EAP_SERVER */
} else if (os_strcmp(buf, "eap_message") == 0) {
char *term;
os_free(bss->eap_req_id_text);
bss->eap_req_id_text = os_strdup(pos);
if (bss->eap_req_id_text == NULL) {
wpa_printf(MSG_ERROR, "Line %d: Failed to allocate memory for eap_req_id_text",
line);
return 1;
}
bss->eap_req_id_text_len = os_strlen(bss->eap_req_id_text);
term = os_strstr(bss->eap_req_id_text, "\\0");
if (term) {
*term++ = '\0';
os_memmove(term, term + 1,
bss->eap_req_id_text_len -
(term - bss->eap_req_id_text) - 1);
bss->eap_req_id_text_len--;
}
} else if (os_strcmp(buf, "erp_send_reauth_start") == 0) {
bss->erp_send_reauth_start = atoi(pos);
} else if (os_strcmp(buf, "erp_domain") == 0) {
os_free(bss->erp_domain);
bss->erp