2 * WPA Supplicant / Configuration parser and common functions
3 * Copyright (c) 2003-2012, Jouni Malinen <j@w1.fi>
5 * This software may be distributed under the terms of the BSD license.
6 * See README for more details.
12 #include "utils/uuid.h"
13 #include "utils/ip_addr.h"
14 #include "crypto/sha1.h"
15 #include "rsn_supp/wpa.h"
16 #include "eap_peer/eap.h"
21 #if !defined(CONFIG_CTRL_IFACE) && defined(CONFIG_NO_CONFIG_WRITE)
22 #define NO_CONFIG_WRITE
26 * Structure for network configuration parsing. This data is used to implement
27 * a generic parser for each network block variable. The table of configuration
28 * variables is defined below in this file (ssid_fields[]).
31 /* Configuration variable name */
34 /* Parser function for this variable */
35 int (*parser)(const struct parse_data *data, struct wpa_ssid *ssid,
36 int line, const char *value);
38 #ifndef NO_CONFIG_WRITE
39 /* Writer function (i.e., to get the variable in text format from
40 * internal presentation). */
41 char * (*writer)(const struct parse_data *data, struct wpa_ssid *ssid);
42 #endif /* NO_CONFIG_WRITE */
44 /* Variable specific parameters for the parser. */
45 void *param1, *param2, *param3, *param4;
47 /* 0 = this variable can be included in debug output and ctrl_iface
48 * 1 = this variable contains key/private data and it must not be
49 * included in debug output unless explicitly requested. In
50 * addition, this variable will not be readable through the
57 static int wpa_config_parse_str(const struct parse_data *data,
58 struct wpa_ssid *ssid,
59 int line, const char *value)
61 size_t res_len, *dst_len;
64 if (os_strcmp(value, "NULL") == 0) {
65 wpa_printf(MSG_DEBUG, "Unset configuration string '%s'",
72 tmp = wpa_config_parse_string(value, &res_len);
74 wpa_printf(MSG_ERROR, "Line %d: failed to parse %s '%s'.",
76 data->key_data ? "[KEY DATA REMOVED]" : value);
81 wpa_hexdump_ascii_key(MSG_MSGDUMP, data->name,
84 wpa_hexdump_ascii(MSG_MSGDUMP, data->name,
88 if (data->param3 && res_len < (size_t) data->param3) {
89 wpa_printf(MSG_ERROR, "Line %d: too short %s (len=%lu "
90 "min_len=%ld)", line, data->name,
91 (unsigned long) res_len, (long) data->param3);
96 if (data->param4 && res_len > (size_t) data->param4) {
97 wpa_printf(MSG_ERROR, "Line %d: too long %s (len=%lu "
98 "max_len=%ld)", line, data->name,
99 (unsigned long) res_len, (long) data->param4);
105 dst = (char **) (((u8 *) ssid) + (long) data->param1);
106 dst_len = (size_t *) (((u8 *) ssid) + (long) data->param2);
116 #ifndef NO_CONFIG_WRITE
117 static char * wpa_config_write_string_ascii(const u8 *value, size_t len)
121 buf = os_malloc(len + 3);
125 os_memcpy(buf + 1, value, len);
133 static char * wpa_config_write_string_hex(const u8 *value, size_t len)
137 buf = os_zalloc(2 * len + 1);
140 wpa_snprintf_hex(buf, 2 * len + 1, value, len);
146 static char * wpa_config_write_string(const u8 *value, size_t len)
151 if (is_hex(value, len))
152 return wpa_config_write_string_hex(value, len);
154 return wpa_config_write_string_ascii(value, len);
158 static char * wpa_config_write_str(const struct parse_data *data,
159 struct wpa_ssid *ssid)
164 src = (char **) (((u8 *) ssid) + (long) data->param1);
169 len = *((size_t *) (((u8 *) ssid) + (long) data->param2));
171 len = os_strlen(*src);
173 return wpa_config_write_string((const u8 *) *src, len);
175 #endif /* NO_CONFIG_WRITE */
178 static int wpa_config_parse_int(const struct parse_data *data,
179 struct wpa_ssid *ssid,
180 int line, const char *value)
185 dst = (int *) (((u8 *) ssid) + (long) data->param1);
186 val = strtol(value, &end, 0);
188 wpa_printf(MSG_ERROR, "Line %d: invalid number \"%s\"",
193 wpa_printf(MSG_MSGDUMP, "%s=%d (0x%x)", data->name, *dst, *dst);
195 if (data->param3 && *dst < (long) data->param3) {
196 wpa_printf(MSG_ERROR, "Line %d: too small %s (value=%d "
197 "min_value=%ld)", line, data->name, *dst,
198 (long) data->param3);
199 *dst = (long) data->param3;
203 if (data->param4 && *dst > (long) data->param4) {
204 wpa_printf(MSG_ERROR, "Line %d: too large %s (value=%d "
205 "max_value=%ld)", line, data->name, *dst,
206 (long) data->param4);
207 *dst = (long) data->param4;
215 #ifndef NO_CONFIG_WRITE
216 static char * wpa_config_write_int(const struct parse_data *data,
217 struct wpa_ssid *ssid)
222 src = (int *) (((u8 *) ssid) + (long) data->param1);
224 value = os_malloc(20);
227 res = os_snprintf(value, 20, "%d", *src);
228 if (res < 0 || res >= 20) {
232 value[20 - 1] = '\0';
235 #endif /* NO_CONFIG_WRITE */
238 static int wpa_config_parse_bssid(const struct parse_data *data,
239 struct wpa_ssid *ssid, int line,
242 if (value[0] == '\0' || os_strcmp(value, "\"\"") == 0 ||
243 os_strcmp(value, "any") == 0) {
245 wpa_printf(MSG_MSGDUMP, "BSSID any");
248 if (hwaddr_aton(value, ssid->bssid)) {
249 wpa_printf(MSG_ERROR, "Line %d: Invalid BSSID '%s'.",
254 wpa_hexdump(MSG_MSGDUMP, "BSSID", ssid->bssid, ETH_ALEN);
259 #ifndef NO_CONFIG_WRITE
260 static char * wpa_config_write_bssid(const struct parse_data *data,
261 struct wpa_ssid *ssid)
266 if (!ssid->bssid_set)
269 value = os_malloc(20);
272 res = os_snprintf(value, 20, MACSTR, MAC2STR(ssid->bssid));
273 if (res < 0 || res >= 20) {
277 value[20 - 1] = '\0';
280 #endif /* NO_CONFIG_WRITE */
283 static int wpa_config_parse_psk(const struct parse_data *data,
284 struct wpa_ssid *ssid, int line,
287 #ifdef CONFIG_EXT_PASSWORD
288 if (os_strncmp(value, "ext:", 4) == 0) {
289 str_clear_free(ssid->passphrase);
290 ssid->passphrase = NULL;
292 os_free(ssid->ext_psk);
293 ssid->ext_psk = os_strdup(value + 4);
294 if (ssid->ext_psk == NULL)
296 wpa_printf(MSG_DEBUG, "PSK: External password '%s'",
300 #endif /* CONFIG_EXT_PASSWORD */
303 #ifndef CONFIG_NO_PBKDF2
308 pos = os_strrchr(value, '"');
312 len = os_strlen(value);
313 if (len < 8 || len > 63) {
314 wpa_printf(MSG_ERROR, "Line %d: Invalid passphrase "
315 "length %lu (expected: 8..63) '%s'.",
316 line, (unsigned long) len, value);
319 wpa_hexdump_ascii_key(MSG_MSGDUMP, "PSK (ASCII passphrase)",
321 if (ssid->passphrase && os_strlen(ssid->passphrase) == len &&
322 os_memcmp(ssid->passphrase, value, len) == 0)
325 str_clear_free(ssid->passphrase);
326 ssid->passphrase = dup_binstr(value, len);
327 if (ssid->passphrase == NULL)
330 #else /* CONFIG_NO_PBKDF2 */
331 wpa_printf(MSG_ERROR, "Line %d: ASCII passphrase not "
334 #endif /* CONFIG_NO_PBKDF2 */
337 if (hexstr2bin(value, ssid->psk, PMK_LEN) ||
338 value[PMK_LEN * 2] != '\0') {
339 wpa_printf(MSG_ERROR, "Line %d: Invalid PSK '%s'.",
344 str_clear_free(ssid->passphrase);
345 ssid->passphrase = NULL;
348 wpa_hexdump_key(MSG_MSGDUMP, "PSK", ssid->psk, PMK_LEN);
353 #ifndef NO_CONFIG_WRITE
354 static char * wpa_config_write_psk(const struct parse_data *data,
355 struct wpa_ssid *ssid)
357 #ifdef CONFIG_EXT_PASSWORD
359 size_t len = 4 + os_strlen(ssid->ext_psk) + 1;
360 char *buf = os_malloc(len);
363 os_snprintf(buf, len, "ext:%s", ssid->ext_psk);
366 #endif /* CONFIG_EXT_PASSWORD */
368 if (ssid->passphrase)
369 return wpa_config_write_string_ascii(
370 (const u8 *) ssid->passphrase,
371 os_strlen(ssid->passphrase));
374 return wpa_config_write_string_hex(ssid->psk, PMK_LEN);
378 #endif /* NO_CONFIG_WRITE */
381 static int wpa_config_parse_proto(const struct parse_data *data,
382 struct wpa_ssid *ssid, int line,
385 int val = 0, last, errors = 0;
386 char *start, *end, *buf;
388 buf = os_strdup(value);
393 while (*start != '\0') {
394 while (*start == ' ' || *start == '\t')
399 while (*end != ' ' && *end != '\t' && *end != '\0')
403 if (os_strcmp(start, "WPA") == 0)
404 val |= WPA_PROTO_WPA;
405 else if (os_strcmp(start, "RSN") == 0 ||
406 os_strcmp(start, "WPA2") == 0)
407 val |= WPA_PROTO_RSN;
408 else if (os_strcmp(start, "OSEN") == 0)
409 val |= WPA_PROTO_OSEN;
411 wpa_printf(MSG_ERROR, "Line %d: invalid proto '%s'",
423 wpa_printf(MSG_ERROR,
424 "Line %d: no proto values configured.", line);
428 wpa_printf(MSG_MSGDUMP, "proto: 0x%x", val);
430 return errors ? -1 : 0;
434 #ifndef NO_CONFIG_WRITE
435 static char * wpa_config_write_proto(const struct parse_data *data,
436 struct wpa_ssid *ssid)
439 char *buf, *pos, *end;
441 pos = buf = os_zalloc(20);
446 if (ssid->proto & WPA_PROTO_WPA) {
447 ret = os_snprintf(pos, end - pos, "%sWPA",
448 pos == buf ? "" : " ");
449 if (ret < 0 || ret >= end - pos)
454 if (ssid->proto & WPA_PROTO_RSN) {
455 ret = os_snprintf(pos, end - pos, "%sRSN",
456 pos == buf ? "" : " ");
457 if (ret < 0 || ret >= end - pos)
462 if (ssid->proto & WPA_PROTO_OSEN) {
463 ret = os_snprintf(pos, end - pos, "%sOSEN",
464 pos == buf ? "" : " ");
465 if (ret < 0 || ret >= end - pos)
477 #endif /* NO_CONFIG_WRITE */
480 static int wpa_config_parse_key_mgmt(const struct parse_data *data,
481 struct wpa_ssid *ssid, int line,
484 int val = 0, last, errors = 0;
485 char *start, *end, *buf;
487 buf = os_strdup(value);
492 while (*start != '\0') {
493 while (*start == ' ' || *start == '\t')
498 while (*end != ' ' && *end != '\t' && *end != '\0')
502 if (os_strcmp(start, "WPA-PSK") == 0)
503 val |= WPA_KEY_MGMT_PSK;
504 else if (os_strcmp(start, "WPA-EAP") == 0)
505 val |= WPA_KEY_MGMT_IEEE8021X;
506 else if (os_strcmp(start, "IEEE8021X") == 0)
507 val |= WPA_KEY_MGMT_IEEE8021X_NO_WPA;
508 else if (os_strcmp(start, "NONE") == 0)
509 val |= WPA_KEY_MGMT_NONE;
510 else if (os_strcmp(start, "WPA-NONE") == 0)
511 val |= WPA_KEY_MGMT_WPA_NONE;
512 #ifdef CONFIG_IEEE80211R
513 else if (os_strcmp(start, "FT-PSK") == 0)
514 val |= WPA_KEY_MGMT_FT_PSK;
515 else if (os_strcmp(start, "FT-EAP") == 0)
516 val |= WPA_KEY_MGMT_FT_IEEE8021X;
517 #endif /* CONFIG_IEEE80211R */
518 #ifdef CONFIG_IEEE80211W
519 else if (os_strcmp(start, "WPA-PSK-SHA256") == 0)
520 val |= WPA_KEY_MGMT_PSK_SHA256;
521 else if (os_strcmp(start, "WPA-EAP-SHA256") == 0)
522 val |= WPA_KEY_MGMT_IEEE8021X_SHA256;
523 #endif /* CONFIG_IEEE80211W */
525 else if (os_strcmp(start, "WPS") == 0)
526 val |= WPA_KEY_MGMT_WPS;
527 #endif /* CONFIG_WPS */
529 else if (os_strcmp(start, "SAE") == 0)
530 val |= WPA_KEY_MGMT_SAE;
531 else if (os_strcmp(start, "FT-SAE") == 0)
532 val |= WPA_KEY_MGMT_FT_SAE;
533 #endif /* CONFIG_SAE */
535 else if (os_strcmp(start, "OSEN") == 0)
536 val |= WPA_KEY_MGMT_OSEN;
537 #endif /* CONFIG_HS20 */
539 wpa_printf(MSG_ERROR, "Line %d: invalid key_mgmt '%s'",
551 wpa_printf(MSG_ERROR,
552 "Line %d: no key_mgmt values configured.", line);
556 wpa_printf(MSG_MSGDUMP, "key_mgmt: 0x%x", val);
557 ssid->key_mgmt = val;
558 return errors ? -1 : 0;
562 #ifndef NO_CONFIG_WRITE
563 static char * wpa_config_write_key_mgmt(const struct parse_data *data,
564 struct wpa_ssid *ssid)
566 char *buf, *pos, *end;
569 pos = buf = os_zalloc(100);
574 if (ssid->key_mgmt & WPA_KEY_MGMT_PSK) {
575 ret = os_snprintf(pos, end - pos, "%sWPA-PSK",
576 pos == buf ? "" : " ");
577 if (ret < 0 || ret >= end - pos) {
584 if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X) {
585 ret = os_snprintf(pos, end - pos, "%sWPA-EAP",
586 pos == buf ? "" : " ");
587 if (ret < 0 || ret >= end - pos) {
594 if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_NO_WPA) {
595 ret = os_snprintf(pos, end - pos, "%sIEEE8021X",
596 pos == buf ? "" : " ");
597 if (ret < 0 || ret >= end - pos) {
604 if (ssid->key_mgmt & WPA_KEY_MGMT_NONE) {
605 ret = os_snprintf(pos, end - pos, "%sNONE",
606 pos == buf ? "" : " ");
607 if (ret < 0 || ret >= end - pos) {
614 if (ssid->key_mgmt & WPA_KEY_MGMT_WPA_NONE) {
615 ret = os_snprintf(pos, end - pos, "%sWPA-NONE",
616 pos == buf ? "" : " ");
617 if (ret < 0 || ret >= end - pos) {
624 #ifdef CONFIG_IEEE80211R
625 if (ssid->key_mgmt & WPA_KEY_MGMT_FT_PSK) {
626 ret = os_snprintf(pos, end - pos, "%sFT-PSK",
627 pos == buf ? "" : " ");
628 if (ret < 0 || ret >= end - pos) {
635 if (ssid->key_mgmt & WPA_KEY_MGMT_FT_IEEE8021X) {
636 ret = os_snprintf(pos, end - pos, "%sFT-EAP",
637 pos == buf ? "" : " ");
638 if (ret < 0 || ret >= end - pos) {
644 #endif /* CONFIG_IEEE80211R */
646 #ifdef CONFIG_IEEE80211W
647 if (ssid->key_mgmt & WPA_KEY_MGMT_PSK_SHA256) {
648 ret = os_snprintf(pos, end - pos, "%sWPA-PSK-SHA256",
649 pos == buf ? "" : " ");
650 if (ret < 0 || ret >= end - pos) {
657 if (ssid->key_mgmt & WPA_KEY_MGMT_IEEE8021X_SHA256) {
658 ret = os_snprintf(pos, end - pos, "%sWPA-EAP-SHA256",
659 pos == buf ? "" : " ");
660 if (ret < 0 || ret >= end - pos) {
666 #endif /* CONFIG_IEEE80211W */
669 if (ssid->key_mgmt & WPA_KEY_MGMT_WPS) {
670 ret = os_snprintf(pos, end - pos, "%sWPS",
671 pos == buf ? "" : " ");
672 if (ret < 0 || ret >= end - pos) {
678 #endif /* CONFIG_WPS */
681 if (ssid->key_mgmt & WPA_KEY_MGMT_SAE) {
682 ret = os_snprintf(pos, end - pos, "%sSAE",
683 pos == buf ? "" : " ");
684 if (ret < 0 || ret >= end - pos) {
691 if (ssid->key_mgmt & WPA_KEY_MGMT_FT_SAE) {
692 ret = os_snprintf(pos, end - pos, "%sFT-SAE",
693 pos == buf ? "" : " ");
694 if (ret < 0 || ret >= end - pos) {
700 #endif /* CONFIG_SAE */
703 if (ssid->key_mgmt & WPA_KEY_MGMT_OSEN) {
704 ret = os_snprintf(pos, end - pos, "%sOSEN",
705 pos == buf ? "" : " ");
706 if (ret < 0 || ret >= end - pos) {
712 #endif /* CONFIG_HS20 */
721 #endif /* NO_CONFIG_WRITE */
724 static int wpa_config_parse_cipher(int line, const char *value)
726 int val = wpa_parse_cipher(value);
728 wpa_printf(MSG_ERROR, "Line %d: invalid cipher '%s'.",
733 wpa_printf(MSG_ERROR, "Line %d: no cipher values configured.",
741 #ifndef NO_CONFIG_WRITE
742 static char * wpa_config_write_cipher(int cipher)
744 char *buf = os_zalloc(50);
748 if (wpa_write_ciphers(buf, buf + 50, cipher, " ") < 0) {
755 #endif /* NO_CONFIG_WRITE */
758 static int wpa_config_parse_pairwise(const struct parse_data *data,
759 struct wpa_ssid *ssid, int line,
763 val = wpa_config_parse_cipher(line, value);
766 if (val & ~WPA_ALLOWED_PAIRWISE_CIPHERS) {
767 wpa_printf(MSG_ERROR, "Line %d: not allowed pairwise cipher "
768 "(0x%x).", line, val);
772 wpa_printf(MSG_MSGDUMP, "pairwise: 0x%x", val);
773 ssid->pairwise_cipher = val;
778 #ifndef NO_CONFIG_WRITE
779 static char * wpa_config_write_pairwise(const struct parse_data *data,
780 struct wpa_ssid *ssid)
782 return wpa_config_write_cipher(ssid->pairwise_cipher);
784 #endif /* NO_CONFIG_WRITE */
787 static int wpa_config_parse_group(const struct parse_data *data,
788 struct wpa_ssid *ssid, int line,
792 val = wpa_config_parse_cipher(line, value);
795 if (val & ~WPA_ALLOWED_GROUP_CIPHERS) {
796 wpa_printf(MSG_ERROR, "Line %d: not allowed group cipher "
797 "(0x%x).", line, val);
801 wpa_printf(MSG_MSGDUMP, "group: 0x%x", val);
802 ssid->group_cipher = val;
807 #ifndef NO_CONFIG_WRITE
808 static char * wpa_config_write_group(const struct parse_data *data,
809 struct wpa_ssid *ssid)
811 return wpa_config_write_cipher(ssid->group_cipher);
813 #endif /* NO_CONFIG_WRITE */
816 static int wpa_config_parse_auth_alg(const struct parse_data *data,
817 struct wpa_ssid *ssid, int line,
820 int val = 0, last, errors = 0;
821 char *start, *end, *buf;
823 buf = os_strdup(value);
828 while (*start != '\0') {
829 while (*start == ' ' || *start == '\t')
834 while (*end != ' ' && *end != '\t' && *end != '\0')
838 if (os_strcmp(start, "OPEN") == 0)
839 val |= WPA_AUTH_ALG_OPEN;
840 else if (os_strcmp(start, "SHARED") == 0)
841 val |= WPA_AUTH_ALG_SHARED;
842 else if (os_strcmp(start, "LEAP") == 0)
843 val |= WPA_AUTH_ALG_LEAP;
845 wpa_printf(MSG_ERROR, "Line %d: invalid auth_alg '%s'",
857 wpa_printf(MSG_ERROR,
858 "Line %d: no auth_alg values configured.", line);
862 wpa_printf(MSG_MSGDUMP, "auth_alg: 0x%x", val);
863 ssid->auth_alg = val;
864 return errors ? -1 : 0;
868 #ifndef NO_CONFIG_WRITE
869 static char * wpa_config_write_auth_alg(const struct parse_data *data,
870 struct wpa_ssid *ssid)
872 char *buf, *pos, *end;
875 pos = buf = os_zalloc(30);
880 if (ssid->auth_alg & WPA_AUTH_ALG_OPEN) {
881 ret = os_snprintf(pos, end - pos, "%sOPEN",
882 pos == buf ? "" : " ");
883 if (ret < 0 || ret >= end - pos) {
890 if (ssid->auth_alg & WPA_AUTH_ALG_SHARED) {
891 ret = os_snprintf(pos, end - pos, "%sSHARED",
892 pos == buf ? "" : " ");
893 if (ret < 0 || ret >= end - pos) {
900 if (ssid->auth_alg & WPA_AUTH_ALG_LEAP) {
901 ret = os_snprintf(pos, end - pos, "%sLEAP",
902 pos == buf ? "" : " ");
903 if (ret < 0 || ret >= end - pos) {
917 #endif /* NO_CONFIG_WRITE */
920 static int * wpa_config_parse_int_array(const char *value)
928 freqs = os_calloc(len + 1, sizeof(int));
939 n = os_realloc_array(freqs, len * 2 + 1, sizeof(int));
944 for (i = len; i <= len * 2; i++)
950 freqs[used] = atoi(pos);
951 if (freqs[used] == 0)
954 pos = os_strchr(pos + 1, ' ');
961 static int wpa_config_parse_scan_freq(const struct parse_data *data,
962 struct wpa_ssid *ssid, int line,
967 freqs = wpa_config_parse_int_array(value);
974 os_free(ssid->scan_freq);
975 ssid->scan_freq = freqs;
981 static int wpa_config_parse_freq_list(const struct parse_data *data,
982 struct wpa_ssid *ssid, int line,
987 freqs = wpa_config_parse_int_array(value);
994 os_free(ssid->freq_list);
995 ssid->freq_list = freqs;
1001 #ifndef NO_CONFIG_WRITE
1002 static char * wpa_config_write_freqs(const struct parse_data *data,
1005 char *buf, *pos, *end;
1013 for (i = 0; freqs[i]; i++)
1016 pos = buf = os_zalloc(10 * count + 1);
1019 end = buf + 10 * count + 1;
1021 for (i = 0; freqs[i]; i++) {
1022 ret = os_snprintf(pos, end - pos, "%s%u",
1023 i == 0 ? "" : " ", freqs[i]);
1024 if (ret < 0 || ret >= end - pos) {
1035 static char * wpa_config_write_scan_freq(const struct parse_data *data,
1036 struct wpa_ssid *ssid)
1038 return wpa_config_write_freqs(data, ssid->scan_freq);
1042 static char * wpa_config_write_freq_list(const struct parse_data *data,
1043 struct wpa_ssid *ssid)
1045 return wpa_config_write_freqs(data, ssid->freq_list);
1047 #endif /* NO_CONFIG_WRITE */
1050 #ifdef IEEE8021X_EAPOL
1051 static int wpa_config_parse_eap(const struct parse_data *data,
1052 struct wpa_ssid *ssid, int line,
1055 int last, errors = 0;
1056 char *start, *end, *buf;
1057 struct eap_method_type *methods = NULL, *tmp;
1058 size_t num_methods = 0;
1060 buf = os_strdup(value);
1065 while (*start != '\0') {
1066 while (*start == ' ' || *start == '\t')
1071 while (*end != ' ' && *end != '\t' && *end != '\0')
1073 last = *end == '\0';
1076 methods = os_realloc_array(methods, num_methods + 1,
1078 if (methods == NULL) {
1083 methods[num_methods].method = eap_peer_get_type(
1084 start, &methods[num_methods].vendor);
1085 if (methods[num_methods].vendor == EAP_VENDOR_IETF &&
1086 methods[num_methods].method == EAP_TYPE_NONE) {
1087 wpa_printf(MSG_ERROR, "Line %d: unknown EAP method "
1088 "'%s'", line, start);
1089 wpa_printf(MSG_ERROR, "You may need to add support for"
1090 " this EAP method during wpa_supplicant\n"
1091 "build time configuration.\n"
1092 "See README for more information.");
1094 } else if (methods[num_methods].vendor == EAP_VENDOR_IETF &&
1095 methods[num_methods].method == EAP_TYPE_LEAP)
1107 methods = os_realloc_array(methods, num_methods + 1, sizeof(*methods));
1108 if (methods == NULL) {
1112 methods[num_methods].vendor = EAP_VENDOR_IETF;
1113 methods[num_methods].method = EAP_TYPE_NONE;
1116 wpa_hexdump(MSG_MSGDUMP, "eap methods",
1117 (u8 *) methods, num_methods * sizeof(*methods));
1118 os_free(ssid->eap.eap_methods);
1119 ssid->eap.eap_methods = methods;
1120 return errors ? -1 : 0;
1124 static char * wpa_config_write_eap(const struct parse_data *data,
1125 struct wpa_ssid *ssid)
1128 char *buf, *pos, *end;
1129 const struct eap_method_type *eap_methods = ssid->eap.eap_methods;
1132 if (eap_methods == NULL)
1135 pos = buf = os_zalloc(100);
1140 for (i = 0; eap_methods[i].vendor != EAP_VENDOR_IETF ||
1141 eap_methods[i].method != EAP_TYPE_NONE; i++) {
1142 name = eap_get_name(eap_methods[i].vendor,
1143 eap_methods[i].method);
1145 ret = os_snprintf(pos, end - pos, "%s%s",
1146 pos == buf ? "" : " ", name);
1147 if (ret < 0 || ret >= end - pos)
1159 static int wpa_config_parse_password(const struct parse_data *data,
1160 struct wpa_ssid *ssid, int line,
1165 if (os_strcmp(value, "NULL") == 0) {
1166 wpa_printf(MSG_DEBUG, "Unset configuration string 'password'");
1167 bin_clear_free(ssid->eap.password, ssid->eap.password_len);
1168 ssid->eap.password = NULL;
1169 ssid->eap.password_len = 0;
1173 #ifdef CONFIG_EXT_PASSWORD
1174 if (os_strncmp(value, "ext:", 4) == 0) {
1175 char *name = os_strdup(value + 4);
1178 bin_clear_free(ssid->eap.password, ssid->eap.password_len);
1179 ssid->eap.password = (u8 *) name;
1180 ssid->eap.password_len = os_strlen(name);
1181 ssid->eap.flags &= ~EAP_CONFIG_FLAGS_PASSWORD_NTHASH;
1182 ssid->eap.flags |= EAP_CONFIG_FLAGS_EXT_PASSWORD;
1185 #endif /* CONFIG_EXT_PASSWORD */
1187 if (os_strncmp(value, "hash:", 5) != 0) {
1191 tmp = wpa_config_parse_string(value, &res_len);
1193 wpa_printf(MSG_ERROR, "Line %d: failed to parse "
1197 wpa_hexdump_ascii_key(MSG_MSGDUMP, data->name,
1198 (u8 *) tmp, res_len);
1200 bin_clear_free(ssid->eap.password, ssid->eap.password_len);
1201 ssid->eap.password = (u8 *) tmp;
1202 ssid->eap.password_len = res_len;
1203 ssid->eap.flags &= ~EAP_CONFIG_FLAGS_PASSWORD_NTHASH;
1204 ssid->eap.flags &= ~EAP_CONFIG_FLAGS_EXT_PASSWORD;
1210 /* NtPasswordHash: hash:<32 hex digits> */
1211 if (os_strlen(value + 5) != 2 * 16) {
1212 wpa_printf(MSG_ERROR, "Line %d: Invalid password hash length "
1213 "(expected 32 hex digits)", line);
1217 hash = os_malloc(16);
1221 if (hexstr2bin(value + 5, hash, 16)) {
1223 wpa_printf(MSG_ERROR, "Line %d: Invalid password hash", line);
1227 wpa_hexdump_key(MSG_MSGDUMP, data->name, hash, 16);
1229 bin_clear_free(ssid->eap.password, ssid->eap.password_len);
1230 ssid->eap.password = hash;
1231 ssid->eap.password_len = 16;
1232 ssid->eap.flags |= EAP_CONFIG_FLAGS_PASSWORD_NTHASH;
1233 ssid->eap.flags &= ~EAP_CONFIG_FLAGS_EXT_PASSWORD;
1239 static char * wpa_config_write_password(const struct parse_data *data,
1240 struct wpa_ssid *ssid)
1244 if (ssid->eap.password == NULL)
1247 #ifdef CONFIG_EXT_PASSWORD
1248 if (ssid->eap.flags & EAP_CONFIG_FLAGS_EXT_PASSWORD) {
1249 buf = os_zalloc(4 + ssid->eap.password_len + 1);
1252 os_memcpy(buf, "ext:", 4);
1253 os_memcpy(buf + 4, ssid->eap.password, ssid->eap.password_len);
1256 #endif /* CONFIG_EXT_PASSWORD */
1258 if (!(ssid->eap.flags & EAP_CONFIG_FLAGS_PASSWORD_NTHASH)) {
1259 return wpa_config_write_string(
1260 ssid->eap.password, ssid->eap.password_len);
1263 buf = os_malloc(5 + 32 + 1);
1267 os_memcpy(buf, "hash:", 5);
1268 wpa_snprintf_hex(buf + 5, 32 + 1, ssid->eap.password, 16);
1272 #endif /* IEEE8021X_EAPOL */
1275 static int wpa_config_parse_wep_key(u8 *key, size_t *len, int line,
1276 const char *value, int idx)
1278 char *buf, title[20];
1281 buf = wpa_config_parse_string(value, len);
1283 wpa_printf(MSG_ERROR, "Line %d: Invalid WEP key %d '%s'.",
1287 if (*len > MAX_WEP_KEY_LEN) {
1288 wpa_printf(MSG_ERROR, "Line %d: Too long WEP key %d '%s'.",
1293 if (*len && *len != 5 && *len != 13 && *len != 16) {
1294 wpa_printf(MSG_ERROR, "Line %d: Invalid WEP key length %u - "
1295 "this network block will be ignored",
1296 line, (unsigned int) *len);
1298 os_memcpy(key, buf, *len);
1299 str_clear_free(buf);
1300 res = os_snprintf(title, sizeof(title), "wep_key%d", idx);
1301 if (res >= 0 && (size_t) res < sizeof(title))
1302 wpa_hexdump_key(MSG_MSGDUMP, title, key, *len);
1307 static int wpa_config_parse_wep_key0(const struct parse_data *data,
1308 struct wpa_ssid *ssid, int line,
1311 return wpa_config_parse_wep_key(ssid->wep_key[0],
1312 &ssid->wep_key_len[0], line,
1317 static int wpa_config_parse_wep_key1(const struct parse_data *data,
1318 struct wpa_ssid *ssid, int line,
1321 return wpa_config_parse_wep_key(ssid->wep_key[1],
1322 &ssid->wep_key_len[1], line,
1327 static int wpa_config_parse_wep_key2(const struct parse_data *data,
1328 struct wpa_ssid *ssid, int line,
1331 return wpa_config_parse_wep_key(ssid->wep_key[2],
1332 &ssid->wep_key_len[2], line,
1337 static int wpa_config_parse_wep_key3(const struct parse_data *data,
1338 struct wpa_ssid *ssid, int line,
1341 return wpa_config_parse_wep_key(ssid->wep_key[3],
1342 &ssid->wep_key_len[3], line,
1347 #ifndef NO_CONFIG_WRITE
1348 static char * wpa_config_write_wep_key(struct wpa_ssid *ssid, int idx)
1350 if (ssid->wep_key_len[idx] == 0)
1352 return wpa_config_write_string(ssid->wep_key[idx],
1353 ssid->wep_key_len[idx]);
1357 static char * wpa_config_write_wep_key0(const struct parse_data *data,
1358 struct wpa_ssid *ssid)
1360 return wpa_config_write_wep_key(ssid, 0);
1364 static char * wpa_config_write_wep_key1(const struct parse_data *data,
1365 struct wpa_ssid *ssid)
1367 return wpa_config_write_wep_key(ssid, 1);
1371 static char * wpa_config_write_wep_key2(const struct parse_data *data,
1372 struct wpa_ssid *ssid)
1374 return wpa_config_write_wep_key(ssid, 2);
1378 static char * wpa_config_write_wep_key3(const struct parse_data *data,
1379 struct wpa_ssid *ssid)
1381 return wpa_config_write_wep_key(ssid, 3);
1383 #endif /* NO_CONFIG_WRITE */
1388 static int wpa_config_parse_go_p2p_dev_addr(const struct parse_data *data,
1389 struct wpa_ssid *ssid, int line,
1392 if (value[0] == '\0' || os_strcmp(value, "\"\"") == 0 ||
1393 os_strcmp(value, "any") == 0) {
1394 os_memset(ssid->go_p2p_dev_addr, 0, ETH_ALEN);
1395 wpa_printf(MSG_MSGDUMP, "GO P2P Device Address any");
1398 if (hwaddr_aton(value, ssid->go_p2p_dev_addr)) {
1399 wpa_printf(MSG_ERROR, "Line %d: Invalid GO P2P Device Address '%s'.",
1403 ssid->bssid_set = 1;
1404 wpa_printf(MSG_MSGDUMP, "GO P2P Device Address " MACSTR,
1405 MAC2STR(ssid->go_p2p_dev_addr));
1410 #ifndef NO_CONFIG_WRITE
1411 static char * wpa_config_write_go_p2p_dev_addr(const struct parse_data *data,
1412 struct wpa_ssid *ssid)
1417 if (is_zero_ether_addr(ssid->go_p2p_dev_addr))
1420 value = os_malloc(20);
1423 res = os_snprintf(value, 20, MACSTR, MAC2STR(ssid->go_p2p_dev_addr));
1424 if (res < 0 || res >= 20) {
1428 value[20 - 1] = '\0';
1431 #endif /* NO_CONFIG_WRITE */
1434 static int wpa_config_parse_p2p_client_list(const struct parse_data *data,
1435 struct wpa_ssid *ssid, int line,
1439 u8 *buf, *n, addr[ETH_ALEN];
1446 while (pos && *pos) {
1450 if (hwaddr_aton(pos, addr)) {
1452 wpa_printf(MSG_ERROR, "Line %d: Invalid "
1453 "p2p_client_list address '%s'.",
1458 /* continue anyway since this could have been from a
1459 * truncated configuration file line */
1460 wpa_printf(MSG_INFO, "Line %d: Ignore likely "
1461 "truncated p2p_client_list address '%s'",
1464 n = os_realloc_array(buf, count + 1, ETH_ALEN);
1470 os_memmove(buf + ETH_ALEN, buf, count * ETH_ALEN);
1471 os_memcpy(buf, addr, ETH_ALEN);
1473 wpa_hexdump(MSG_MSGDUMP, "p2p_client_list",
1477 pos = os_strchr(pos, ' ');
1480 os_free(ssid->p2p_client_list);
1481 ssid->p2p_client_list = buf;
1482 ssid->num_p2p_clients = count;
1488 #ifndef NO_CONFIG_WRITE
1489 static char * wpa_config_write_p2p_client_list(const struct parse_data *data,
1490 struct wpa_ssid *ssid)
1492 char *value, *end, *pos;
1496 if (ssid->p2p_client_list == NULL || ssid->num_p2p_clients == 0)
1499 value = os_malloc(20 * ssid->num_p2p_clients);
1503 end = value + 20 * ssid->num_p2p_clients;
1505 for (i = ssid->num_p2p_clients; i > 0; i--) {
1506 res = os_snprintf(pos, end - pos, MACSTR " ",
1507 MAC2STR(ssid->p2p_client_list +
1508 (i - 1) * ETH_ALEN));
1509 if (res < 0 || res >= end - pos) {
1521 #endif /* NO_CONFIG_WRITE */
1524 static int wpa_config_parse_psk_list(const struct parse_data *data,
1525 struct wpa_ssid *ssid, int line,
1528 struct psk_list_entry *p;
1531 p = os_zalloc(sizeof(*p));
1536 if (os_strncmp(pos, "P2P-", 4) == 0) {
1541 if (hwaddr_aton(pos, p->addr)) {
1542 wpa_printf(MSG_ERROR, "Line %d: Invalid psk_list address '%s'",
1549 wpa_printf(MSG_ERROR, "Line %d: Invalid psk_list '%s'",
1556 if (hexstr2bin(pos, p->psk, PMK_LEN) || pos[PMK_LEN * 2] != '\0') {
1557 wpa_printf(MSG_ERROR, "Line %d: Invalid psk_list PSK '%s'",
1563 dl_list_add(&ssid->psk_list, &p->list);
1569 #ifndef NO_CONFIG_WRITE
1570 static char * wpa_config_write_psk_list(const struct parse_data *data,
1571 struct wpa_ssid *ssid)
1575 #endif /* NO_CONFIG_WRITE */
1577 #endif /* CONFIG_P2P */
1579 /* Helper macros for network block parser */
1584 /* OFFSET: Get offset of a variable within the wpa_ssid structure */
1585 #define OFFSET(v) ((void *) &((struct wpa_ssid *) 0)->v)
1587 /* STR: Define a string variable for an ASCII string; f = field name */
1588 #ifdef NO_CONFIG_WRITE
1589 #define _STR(f) #f, wpa_config_parse_str, OFFSET(f)
1590 #define _STRe(f) #f, wpa_config_parse_str, OFFSET(eap.f)
1591 #else /* NO_CONFIG_WRITE */
1592 #define _STR(f) #f, wpa_config_parse_str, wpa_config_write_str, OFFSET(f)
1593 #define _STRe(f) #f, wpa_config_parse_str, wpa_config_write_str, OFFSET(eap.f)
1594 #endif /* NO_CONFIG_WRITE */
1595 #define STR(f) _STR(f), NULL, NULL, NULL, 0
1596 #define STRe(f) _STRe(f), NULL, NULL, NULL, 0
1597 #define STR_KEY(f) _STR(f), NULL, NULL, NULL, 1
1598 #define STR_KEYe(f) _STRe(f), NULL, NULL, NULL, 1
1600 /* STR_LEN: Define a string variable with a separate variable for storing the
1601 * data length. Unlike STR(), this can be used to store arbitrary binary data
1602 * (i.e., even nul termination character). */
1603 #define _STR_LEN(f) _STR(f), OFFSET(f ## _len)
1604 #define _STR_LENe(f) _STRe(f), OFFSET(eap.f ## _len)
1605 #define STR_LEN(f) _STR_LEN(f), NULL, NULL, 0
1606 #define STR_LENe(f) _STR_LENe(f), NULL, NULL, 0
1607 #define STR_LEN_KEY(f) _STR_LEN(f), NULL, NULL, 1
1609 /* STR_RANGE: Like STR_LEN(), but with minimum and maximum allowed length
1610 * explicitly specified. */
1611 #define _STR_RANGE(f, min, max) _STR_LEN(f), (void *) (min), (void *) (max)
1612 #define STR_RANGE(f, min, max) _STR_RANGE(f, min, max), 0
1613 #define STR_RANGE_KEY(f, min, max) _STR_RANGE(f, min, max), 1
1615 #ifdef NO_CONFIG_WRITE
1616 #define _INT(f) #f, wpa_config_parse_int, OFFSET(f), (void *) 0
1617 #define _INTe(f) #f, wpa_config_parse_int, OFFSET(eap.f), (void *) 0
1618 #else /* NO_CONFIG_WRITE */
1619 #define _INT(f) #f, wpa_config_parse_int, wpa_config_write_int, \
1620 OFFSET(f), (void *) 0
1621 #define _INTe(f) #f, wpa_config_parse_int, wpa_config_write_int, \
1622 OFFSET(eap.f), (void *) 0
1623 #endif /* NO_CONFIG_WRITE */
1625 /* INT: Define an integer variable */
1626 #define INT(f) _INT(f), NULL, NULL, 0
1627 #define INTe(f) _INTe(f), NULL, NULL, 0
1629 /* INT_RANGE: Define an integer variable with allowed value range */
1630 #define INT_RANGE(f, min, max) _INT(f), (void *) (min), (void *) (max), 0
1632 /* FUNC: Define a configuration variable that uses a custom function for
1633 * parsing and writing the value. */
1634 #ifdef NO_CONFIG_WRITE
1635 #define _FUNC(f) #f, wpa_config_parse_ ## f, NULL, NULL, NULL, NULL
1636 #else /* NO_CONFIG_WRITE */
1637 #define _FUNC(f) #f, wpa_config_parse_ ## f, wpa_config_write_ ## f, \
1638 NULL, NULL, NULL, NULL
1639 #endif /* NO_CONFIG_WRITE */
1640 #define FUNC(f) _FUNC(f), 0
1641 #define FUNC_KEY(f) _FUNC(f), 1
1644 * Table of network configuration variables. This table is used to parse each
1645 * network configuration variable, e.g., each line in wpa_supplicant.conf file
1646 * that is inside a network block.
1648 * This table is generated using the helper macros defined above and with
1649 * generous help from the C pre-processor. The field name is stored as a string
1650 * into .name and for STR and INT types, the offset of the target buffer within
1651 * struct wpa_ssid is stored in .param1. .param2 (if not NULL) is similar
1652 * offset to the field containing the length of the configuration variable.
1653 * .param3 and .param4 can be used to mark the allowed range (length for STR
1654 * and value for INT).
1656 * For each configuration line in wpa_supplicant.conf, the parser goes through
1657 * this table and select the entry that matches with the field name. The parser
1658 * function (.parser) is then called to parse the actual value of the field.
1660 * This kind of mechanism makes it easy to add new configuration parameters,
1661 * since only one line needs to be added into this table and into the
1662 * struct wpa_ssid definition if the new variable is either a string or
1663 * integer. More complex types will need to use their own parser and writer
1666 static const struct parse_data ssid_fields[] = {
1667 { STR_RANGE(ssid, 0, MAX_SSID_LEN) },
1668 { INT_RANGE(scan_ssid, 0, 1) },
1673 { INT(bg_scan_period) },
1677 { FUNC(scan_freq) },
1678 { FUNC(freq_list) },
1679 #ifdef IEEE8021X_EAPOL
1681 { STR_LENe(identity) },
1682 { STR_LENe(anonymous_identity) },
1683 { FUNC_KEY(password) },
1686 { STRe(client_cert) },
1687 { STRe(private_key) },
1688 { STR_KEYe(private_key_passwd) },
1690 { STRe(subject_match) },
1691 { STRe(altsubject_match) },
1692 { STRe(domain_suffix_match) },
1695 { STRe(client_cert2) },
1696 { STRe(private_key2) },
1697 { STR_KEYe(private_key2_passwd) },
1699 { STRe(subject_match2) },
1700 { STRe(altsubject_match2) },
1701 { STRe(domain_suffix_match2) },
1706 { STRe(engine_id) },
1709 { STRe(ca_cert_id) },
1711 { STRe(engine2_id) },
1714 { STRe(ca_cert2_id) },
1717 { INT(eapol_flags) },
1719 { STRe(openssl_ciphers) },
1720 #endif /* IEEE8021X_EAPOL */
1721 { FUNC_KEY(wep_key0) },
1722 { FUNC_KEY(wep_key1) },
1723 { FUNC_KEY(wep_key2) },
1724 { FUNC_KEY(wep_key3) },
1725 { INT(wep_tx_keyidx) },
1727 #ifdef IEEE8021X_EAPOL
1728 { INT(eap_workaround) },
1730 { INTe(fragment_size) },
1732 #endif /* IEEE8021X_EAPOL */
1734 { INT_RANGE(mode, 0, 5) },
1735 #else /* CONFIG_MESH */
1736 { INT_RANGE(mode, 0, 4) },
1737 #endif /* CONFIG_MESH */
1738 { INT_RANGE(proactive_key_caching, 0, 1) },
1739 { INT_RANGE(disabled, 0, 2) },
1741 #ifdef CONFIG_IEEE80211W
1742 { INT_RANGE(ieee80211w, 0, 2) },
1743 #endif /* CONFIG_IEEE80211W */
1744 { INT_RANGE(peerkey, 0, 1) },
1745 { INT_RANGE(mixed_cell, 0, 1) },
1746 { INT_RANGE(frequency, 0, 65000) },
1747 { INT(wpa_ptk_rekey) },
1749 { INT_RANGE(ignore_broadcast_ssid, 0, 2) },
1751 { FUNC(go_p2p_dev_addr) },
1752 { FUNC(p2p_client_list) },
1754 #endif /* CONFIG_P2P */
1755 #ifdef CONFIG_HT_OVERRIDES
1756 { INT_RANGE(disable_ht, 0, 1) },
1757 { INT_RANGE(disable_ht40, -1, 1) },
1758 { INT_RANGE(disable_sgi, 0, 1) },
1759 { INT_RANGE(disable_ldpc, 0, 1) },
1760 { INT_RANGE(ht40_intolerant, 0, 1) },
1761 { INT_RANGE(disable_max_amsdu, -1, 1) },
1762 { INT_RANGE(ampdu_factor, -1, 3) },
1763 { INT_RANGE(ampdu_density, -1, 7) },
1765 #endif /* CONFIG_HT_OVERRIDES */
1766 #ifdef CONFIG_VHT_OVERRIDES
1767 { INT_RANGE(disable_vht, 0, 1) },
1769 { INT(vht_capa_mask) },
1770 { INT_RANGE(vht_rx_mcs_nss_1, -1, 3) },
1771 { INT_RANGE(vht_rx_mcs_nss_2, -1, 3) },
1772 { INT_RANGE(vht_rx_mcs_nss_3, -1, 3) },
1773 { INT_RANGE(vht_rx_mcs_nss_4, -1, 3) },
1774 { INT_RANGE(vht_rx_mcs_nss_5, -1, 3) },
1775 { INT_RANGE(vht_rx_mcs_nss_6, -1, 3) },
1776 { INT_RANGE(vht_rx_mcs_nss_7, -1, 3) },
1777 { INT_RANGE(vht_rx_mcs_nss_8, -1, 3) },
1778 { INT_RANGE(vht_tx_mcs_nss_1, -1, 3) },
1779 { INT_RANGE(vht_tx_mcs_nss_2, -1, 3) },
1780 { INT_RANGE(vht_tx_mcs_nss_3, -1, 3) },
1781 { INT_RANGE(vht_tx_mcs_nss_4, -1, 3) },
1782 { INT_RANGE(vht_tx_mcs_nss_5, -1, 3) },
1783 { INT_RANGE(vht_tx_mcs_nss_6, -1, 3) },
1784 { INT_RANGE(vht_tx_mcs_nss_7, -1, 3) },
1785 { INT_RANGE(vht_tx_mcs_nss_8, -1, 3) },
1786 #endif /* CONFIG_VHT_OVERRIDES */
1787 { INT(ap_max_inactivity) },
1788 { INT(dtim_period) },
1789 { INT(beacon_int) },
1790 #ifdef CONFIG_MACSEC
1791 { INT_RANGE(macsec_policy, 0, 1) },
1792 #endif /* CONFIG_MACSEC */
1794 { INT(update_identifier) },
1795 #endif /* CONFIG_HS20 */
1796 { INT_RANGE(mac_addr, 0, 2) },
1808 #undef STR_RANGE_KEY
1815 #define NUM_SSID_FIELDS ARRAY_SIZE(ssid_fields)
1819 * wpa_config_add_prio_network - Add a network to priority lists
1820 * @config: Configuration data from wpa_config_read()
1821 * @ssid: Pointer to the network configuration to be added to the list
1822 * Returns: 0 on success, -1 on failure
1824 * This function is used to add a network block to the priority list of
1825 * networks. This must be called for each network when reading in the full
1826 * configuration. In addition, this can be used indirectly when updating
1827 * priorities by calling wpa_config_update_prio_list().
1829 int wpa_config_add_prio_network(struct wpa_config *config,
1830 struct wpa_ssid *ssid)
1833 struct wpa_ssid *prev, **nlist;
1836 * Add to an existing priority list if one is available for the
1837 * configured priority level for this network.
1839 for (prio = 0; prio < config->num_prio; prio++) {
1840 prev = config->pssid[prio];
1841 if (prev->priority == ssid->priority) {
1849 /* First network for this priority - add a new priority list */
1850 nlist = os_realloc_array(config->pssid, config->num_prio + 1,
1851 sizeof(struct wpa_ssid *));
1855 for (prio = 0; prio < config->num_prio; prio++) {
1856 if (nlist[prio]->priority < ssid->priority) {
1857 os_memmove(&nlist[prio + 1], &nlist[prio],
1858 (config->num_prio - prio) *
1859 sizeof(struct wpa_ssid *));
1866 config->pssid = nlist;
1873 * wpa_config_update_prio_list - Update network priority list
1874 * @config: Configuration data from wpa_config_read()
1875 * Returns: 0 on success, -1 on failure
1877 * This function is called to update the priority list of networks in the
1878 * configuration when a network is being added or removed. This is also called
1879 * if a priority for a network is changed.
1881 int wpa_config_update_prio_list(struct wpa_config *config)
1883 struct wpa_ssid *ssid;
1886 os_free(config->pssid);
1887 config->pssid = NULL;
1888 config->num_prio = 0;
1890 ssid = config->ssid;
1893 if (wpa_config_add_prio_network(config, ssid) < 0)
1902 #ifdef IEEE8021X_EAPOL
1903 static void eap_peer_config_free(struct eap_peer_config *eap)
1905 os_free(eap->eap_methods);
1906 bin_clear_free(eap->identity, eap->identity_len);
1907 os_free(eap->anonymous_identity);
1908 bin_clear_free(eap->password, eap->password_len);
1909 os_free(eap->ca_cert);
1910 os_free(eap->ca_path);
1911 os_free(eap->client_cert);
1912 os_free(eap->private_key);
1913 str_clear_free(eap->private_key_passwd);
1914 os_free(eap->dh_file);
1915 os_free(eap->subject_match);
1916 os_free(eap->altsubject_match);
1917 os_free(eap->domain_suffix_match);
1918 os_free(eap->ca_cert2);
1919 os_free(eap->ca_path2);
1920 os_free(eap->client_cert2);
1921 os_free(eap->private_key2);
1922 str_clear_free(eap->private_key2_passwd);
1923 os_free(eap->dh_file2);
1924 os_free(eap->subject_match2);
1925 os_free(eap->altsubject_match2);
1926 os_free(eap->domain_suffix_match2);
1927 os_free(eap->phase1);
1928 os_free(eap->phase2);
1930 str_clear_free(eap->pin);
1931 os_free(eap->engine_id);
1932 os_free(eap->key_id);
1933 os_free(eap->cert_id);
1934 os_free(eap->ca_cert_id);
1935 os_free(eap->key2_id);
1936 os_free(eap->cert2_id);
1937 os_free(eap->ca_cert2_id);
1938 str_clear_free(eap->pin2);
1939 os_free(eap->engine2_id);
1941 os_free(eap->pending_req_otp);
1942 os_free(eap->pac_file);
1943 bin_clear_free(eap->new_password, eap->new_password_len);
1944 str_clear_free(eap->external_sim_resp);
1945 os_free(eap->openssl_ciphers);
1947 #endif /* IEEE8021X_EAPOL */
1951 * wpa_config_free_ssid - Free network/ssid configuration data
1952 * @ssid: Configuration data for the network
1954 * This function frees all resources allocated for the network configuration
1957 void wpa_config_free_ssid(struct wpa_ssid *ssid)
1959 struct psk_list_entry *psk;
1961 os_free(ssid->ssid);
1962 os_memset(ssid->psk, 0, sizeof(ssid->psk));
1963 str_clear_free(ssid->passphrase);
1964 os_free(ssid->ext_psk);
1965 #ifdef IEEE8021X_EAPOL
1966 eap_peer_config_free(&ssid->eap);
1967 #endif /* IEEE8021X_EAPOL */
1968 os_free(ssid->id_str);
1969 os_free(ssid->scan_freq);
1970 os_free(ssid->freq_list);
1971 os_free(ssid->bgscan);
1972 os_free(ssid->p2p_client_list);
1973 #ifdef CONFIG_HT_OVERRIDES
1974 os_free(ssid->ht_mcs);
1975 #endif /* CONFIG_HT_OVERRIDES */
1976 while ((psk = dl_list_first(&ssid->psk_list, struct psk_list_entry,
1978 dl_list_del(&psk->list);
1985 void wpa_config_free_cred(struct wpa_cred *cred)
1989 os_free(cred->realm);
1990 str_clear_free(cred->username);
1991 str_clear_free(cred->password);
1992 os_free(cred->ca_cert);
1993 os_free(cred->client_cert);
1994 os_free(cred->private_key);
1995 str_clear_free(cred->private_key_passwd);
1996 os_free(cred->imsi);
1997 str_clear_free(cred->milenage);
1998 for (i = 0; i < cred->num_domain; i++)
1999 os_free(cred->domain[i]);
2000 os_free(cred->domain);
2001 os_free(cred->domain_suffix_match);
2002 os_free(cred->eap_method);
2003 os_free(cred->phase1);
2004 os_free(cred->phase2);
2005 os_free(cred->excluded_ssid);
2006 os_free(cred->roaming_partner);
2007 os_free(cred->provisioning_sp);
2008 for (i = 0; i < cred->num_req_conn_capab; i++)
2009 os_free(cred->req_conn_capab_port[i]);
2010 os_free(cred->req_conn_capab_port);
2011 os_free(cred->req_conn_capab_proto);
2016 void wpa_config_flush_blobs(struct wpa_config *config)
2018 #ifndef CONFIG_NO_CONFIG_BLOBS
2019 struct wpa_config_blob *blob, *prev;
2021 blob = config->blobs;
2022 config->blobs = NULL;
2026 wpa_config_free_blob(prev);
2028 #endif /* CONFIG_NO_CONFIG_BLOBS */
2033 * wpa_config_free - Free configuration data
2034 * @config: Configuration data from wpa_config_read()
2036 * This function frees all resources allocated for the configuration data by
2037 * wpa_config_read().
2039 void wpa_config_free(struct wpa_config *config)
2041 struct wpa_ssid *ssid, *prev = NULL;
2042 struct wpa_cred *cred, *cprev;
2044 ssid = config->ssid;
2048 wpa_config_free_ssid(prev);
2051 cred = config->cred;
2055 wpa_config_free_cred(cprev);
2058 wpa_config_flush_blobs(config);
2060 wpabuf_free(config->wps_vendor_ext_m1);
2061 os_free(config->ctrl_interface);
2062 os_free(config->ctrl_interface_group);
2063 os_free(config->opensc_engine_path);
2064 os_free(config->pkcs11_engine_path);
2065 os_free(config->pkcs11_module_path);
2066 os_free(config->openssl_ciphers);
2067 os_free(config->pcsc_reader);
2068 str_clear_free(config->pcsc_pin);
2069 os_free(config->driver_param);
2070 os_free(config->device_name);
2071 os_free(config->manufacturer);
2072 os_free(config->model_name);
2073 os_free(config->model_number);
2074 os_free(config->serial_number);
2075 os_free(config->config_methods);
2076 os_free(config->p2p_ssid_postfix);
2077 os_free(config->pssid);
2078 os_free(config->p2p_pref_chan);
2079 os_free(config->p2p_no_go_freq.range);
2080 os_free(config->autoscan);
2081 os_free(config->freq_list);
2082 wpabuf_free(config->wps_nfc_dh_pubkey);
2083 wpabuf_free(config->wps_nfc_dh_privkey);
2084 wpabuf_free(config->wps_nfc_dev_pw);
2085 os_free(config->ext_password_backend);
2086 os_free(config->sae_groups);
2087 wpabuf_free(config->ap_vendor_elements);
2088 os_free(config->osu_dir);
2089 os_free(config->wowlan_triggers);
2095 * wpa_config_foreach_network - Iterate over each configured network
2096 * @config: Configuration data from wpa_config_read()
2097 * @func: Callback function to process each network
2098 * @arg: Opaque argument to pass to callback function
2100 * Iterate over the set of configured networks calling the specified
2101 * function for each item. We guard against callbacks removing the
2104 void wpa_config_foreach_network(struct wpa_config *config,
2105 void (*func)(void *, struct wpa_ssid *),
2108 struct wpa_ssid *ssid, *next;
2110 ssid = config->ssid;
2120 * wpa_config_get_network - Get configured network based on id
2121 * @config: Configuration data from wpa_config_read()
2122 * @id: Unique network id to search for
2123 * Returns: Network configuration or %NULL if not found
2125 struct wpa_ssid * wpa_config_get_network(struct wpa_config *config, int id)
2127 struct wpa_ssid *ssid;
2129 ssid = config->ssid;
2141 * wpa_config_add_network - Add a new network with empty configuration
2142 * @config: Configuration data from wpa_config_read()
2143 * Returns: The new network configuration or %NULL if operation failed
2145 struct wpa_ssid * wpa_config_add_network(struct wpa_config *config)
2148 struct wpa_ssid *ssid, *last = NULL;
2151 ssid = config->ssid;
2160 ssid = os_zalloc(sizeof(*ssid));
2164 dl_list_init(&ssid->psk_list);
2168 config->ssid = ssid;
2170 wpa_config_update_prio_list(config);
2177 * wpa_config_remove_network - Remove a configured network based on id
2178 * @config: Configuration data from wpa_config_read()
2179 * @id: Unique network id to search for
2180 * Returns: 0 on success, or -1 if the network was not found
2182 int wpa_config_remove_network(struct wpa_config *config, int id)
2184 struct wpa_ssid *ssid, *prev = NULL;
2186 ssid = config->ssid;
2198 prev->next = ssid->next;
2200 config->ssid = ssid->next;
2202 wpa_config_update_prio_list(config);
2203 wpa_config_free_ssid(ssid);
2209 * wpa_config_set_network_defaults - Set network default values
2210 * @ssid: Pointer to network configuration data
2212 void wpa_config_set_network_defaults(struct wpa_ssid *ssid)
2214 ssid->proto = DEFAULT_PROTO;
2215 ssid->pairwise_cipher = DEFAULT_PAIRWISE;
2216 ssid->group_cipher = DEFAULT_GROUP;
2217 ssid->key_mgmt = DEFAULT_KEY_MGMT;
2218 ssid->bg_scan_period = DEFAULT_BG_SCAN_PERIOD;
2219 #ifdef IEEE8021X_EAPOL
2220 ssid->eapol_flags = DEFAULT_EAPOL_FLAGS;
2221 ssid->eap_workaround = DEFAULT_EAP_WORKAROUND;
2222 ssid->eap.fragment_size = DEFAULT_FRAGMENT_SIZE;
2223 ssid->eap.sim_num = DEFAULT_USER_SELECTED_SIM;
2224 #endif /* IEEE8021X_EAPOL */
2225 #ifdef CONFIG_HT_OVERRIDES
2226 ssid->disable_ht = DEFAULT_DISABLE_HT;
2227 ssid->disable_ht40 = DEFAULT_DISABLE_HT40;
2228 ssid->disable_sgi = DEFAULT_DISABLE_SGI;
2229 ssid->disable_ldpc = DEFAULT_DISABLE_LDPC;
2230 ssid->disable_max_amsdu = DEFAULT_DISABLE_MAX_AMSDU;
2231 ssid->ampdu_factor = DEFAULT_AMPDU_FACTOR;
2232 ssid->ampdu_density = DEFAULT_AMPDU_DENSITY;
2233 #endif /* CONFIG_HT_OVERRIDES */
2234 #ifdef CONFIG_VHT_OVERRIDES
2235 ssid->vht_rx_mcs_nss_1 = -1;
2236 ssid->vht_rx_mcs_nss_2 = -1;
2237 ssid->vht_rx_mcs_nss_3 = -1;
2238 ssid->vht_rx_mcs_nss_4 = -1;
2239 ssid->vht_rx_mcs_nss_5 = -1;
2240 ssid->vht_rx_mcs_nss_6 = -1;
2241 ssid->vht_rx_mcs_nss_7 = -1;
2242 ssid->vht_rx_mcs_nss_8 = -1;
2243 ssid->vht_tx_mcs_nss_1 = -1;
2244 ssid->vht_tx_mcs_nss_2 = -1;
2245 ssid->vht_tx_mcs_nss_3 = -1;
2246 ssid->vht_tx_mcs_nss_4 = -1;
2247 ssid->vht_tx_mcs_nss_5 = -1;
2248 ssid->vht_tx_mcs_nss_6 = -1;
2249 ssid->vht_tx_mcs_nss_7 = -1;
2250 ssid->vht_tx_mcs_nss_8 = -1;
2251 #endif /* CONFIG_VHT_OVERRIDES */
2252 ssid->proactive_key_caching = -1;
2253 #ifdef CONFIG_IEEE80211W
2254 ssid->ieee80211w = MGMT_FRAME_PROTECTION_DEFAULT;
2255 #endif /* CONFIG_IEEE80211W */
2256 ssid->mac_addr = -1;
2261 * wpa_config_set - Set a variable in network configuration
2262 * @ssid: Pointer to network configuration data
2263 * @var: Variable name, e.g., "ssid"
2264 * @value: Variable value
2265 * @line: Line number in configuration file or 0 if not used
2266 * Returns: 0 on success, -1 on failure
2268 * This function can be used to set network configuration variables based on
2269 * both the configuration file and management interface input. The value
2270 * parameter must be in the same format as the text-based configuration file is
2271 * using. For example, strings are using double quotation marks.
2273 int wpa_config_set(struct wpa_ssid *ssid, const char *var, const char *value,
2279 if (ssid == NULL || var == NULL || value == NULL)
2282 for (i = 0; i < NUM_SSID_FIELDS; i++) {
2283 const struct parse_data *field = &ssid_fields[i];
2284 if (os_strcmp(var, field->name) != 0)
2287 if (field->parser(field, ssid, line, value)) {
2289 wpa_printf(MSG_ERROR, "Line %d: failed to "
2290 "parse %s '%s'.", line, var, value);
2296 if (i == NUM_SSID_FIELDS) {
2298 wpa_printf(MSG_ERROR, "Line %d: unknown network field "
2299 "'%s'.", line, var);
2308 int wpa_config_set_quoted(struct wpa_ssid *ssid, const char *var,
2315 len = os_strlen(value);
2316 buf = os_malloc(len + 3);
2320 os_memcpy(buf + 1, value, len);
2322 buf[len + 2] = '\0';
2323 ret = wpa_config_set(ssid, var, buf, 0);
2330 * wpa_config_get_all - Get all options from network configuration
2331 * @ssid: Pointer to network configuration data
2332 * @get_keys: Determines if keys/passwords will be included in returned list
2333 * (if they may be exported)
2334 * Returns: %NULL terminated list of all set keys and their values in the form
2335 * of [key1, val1, key2, val2, ... , NULL]
2337 * This function can be used to get list of all configured network properties.
2338 * The caller is responsible for freeing the returned list and all its
2341 char ** wpa_config_get_all(struct wpa_ssid *ssid, int get_keys)
2343 const struct parse_data *field;
2349 get_keys = get_keys && ssid->export_keys;
2351 props = os_calloc(2 * NUM_SSID_FIELDS + 1, sizeof(char *));
2356 for (i = 0; i < NUM_SSID_FIELDS; i++) {
2357 field = &ssid_fields[i];
2358 if (field->key_data && !get_keys)
2360 value = field->writer(field, ssid);
2363 if (os_strlen(value) == 0) {
2368 key = os_strdup(field->name);
2374 props[fields_num * 2] = key;
2375 props[fields_num * 2 + 1] = value;
2391 #ifndef NO_CONFIG_WRITE
2393 * wpa_config_get - Get a variable in network configuration
2394 * @ssid: Pointer to network configuration data
2395 * @var: Variable name, e.g., "ssid"
2396 * Returns: Value of the variable or %NULL on failure
2398 * This function can be used to get network configuration variables. The
2399 * returned value is a copy of the configuration variable in text format, i.e,.
2400 * the same format that the text-based configuration file and wpa_config_set()
2401 * are using for the value. The caller is responsible for freeing the returned
2404 char * wpa_config_get(struct wpa_ssid *ssid, const char *var)
2408 if (ssid == NULL || var == NULL)
2411 for (i = 0; i < NUM_SSID_FIELDS; i++) {
2412 const struct parse_data *field = &ssid_fields[i];
2413 if (os_strcmp(var, field->name) == 0)
2414 return field->writer(field, ssid);
2422 * wpa_config_get_no_key - Get a variable in network configuration (no keys)
2423 * @ssid: Pointer to network configuration data
2424 * @var: Variable name, e.g., "ssid"
2425 * Returns: Value of the variable or %NULL on failure
2427 * This function can be used to get network configuration variable like
2428 * wpa_config_get(). The only difference is that this functions does not expose
2429 * key/password material from the configuration. In case a key/password field
2430 * is requested, the returned value is an empty string or %NULL if the variable
2431 * is not set or "*" if the variable is set (regardless of its value). The
2432 * returned value is a copy of the configuration variable in text format, i.e,.
2433 * the same format that the text-based configuration file and wpa_config_set()
2434 * are using for the value. The caller is responsible for freeing the returned
2437 char * wpa_config_get_no_key(struct wpa_ssid *ssid, const char *var)
2441 if (ssid == NULL || var == NULL)
2444 for (i = 0; i < NUM_SSID_FIELDS; i++) {
2445 const struct parse_data *field = &ssid_fields[i];
2446 if (os_strcmp(var, field->name) == 0) {
2447 char *res = field->writer(field, ssid);
2448 if (field->key_data) {
2449 if (res && res[0]) {
2450 wpa_printf(MSG_DEBUG, "Do not allow "
2451 "key_data field to be "
2453 str_clear_free(res);
2454 return os_strdup("*");
2466 #endif /* NO_CONFIG_WRITE */
2470 * wpa_config_update_psk - Update WPA PSK based on passphrase and SSID
2471 * @ssid: Pointer to network configuration data
2473 * This function must be called to update WPA PSK when either SSID or the
2474 * passphrase has changed for the network configuration.
2476 void wpa_config_update_psk(struct wpa_ssid *ssid)
2478 #ifndef CONFIG_NO_PBKDF2
2479 pbkdf2_sha1(ssid->passphrase, ssid->ssid, ssid->ssid_len, 4096,
2480 ssid->psk, PMK_LEN);
2481 wpa_hexdump_key(MSG_MSGDUMP, "PSK (from passphrase)",
2482 ssid->psk, PMK_LEN);
2484 #endif /* CONFIG_NO_PBKDF2 */
2488 static int wpa_config_set_cred_req_conn_capab(struct wpa_cred *cred,
2493 int *ports, *nports;
2495 unsigned int num_ports;
2497 proto = os_realloc_array(cred->req_conn_capab_proto,
2498 cred->num_req_conn_capab + 1, sizeof(u8));
2501 cred->req_conn_capab_proto = proto;
2503 port = os_realloc_array(cred->req_conn_capab_port,
2504 cred->num_req_conn_capab + 1, sizeof(int *));
2507 cred->req_conn_capab_port = port;
2509 proto[cred->num_req_conn_capab] = atoi(value);
2511 pos = os_strchr(value, ':');
2513 port[cred->num_req_conn_capab] = NULL;
2514 cred->num_req_conn_capab++;
2523 nports = os_realloc_array(ports, num_ports + 1, sizeof(int));
2524 if (nports == NULL) {
2529 ports[num_ports++] = atoi(pos);
2531 pos = os_strchr(pos, ',');
2537 nports = os_realloc_array(ports, num_ports + 1, sizeof(int));
2538 if (nports == NULL) {
2543 ports[num_ports] = -1;
2545 port[cred->num_req_conn_capab] = ports;
2546 cred->num_req_conn_capab++;
2551 int wpa_config_set_cred(struct wpa_cred *cred, const char *var,
2552 const char *value, int line)
2557 if (os_strcmp(var, "temporary") == 0) {
2558 cred->temporary = atoi(value);
2562 if (os_strcmp(var, "priority") == 0) {
2563 cred->priority = atoi(value);
2567 if (os_strcmp(var, "sp_priority") == 0) {
2568 int prio = atoi(value);
2569 if (prio < 0 || prio > 255)
2571 cred->sp_priority = prio;
2575 if (os_strcmp(var, "pcsc") == 0) {
2576 cred->pcsc = atoi(value);
2580 if (os_strcmp(var, "eap") == 0) {
2581 struct eap_method_type method;
2582 method.method = eap_peer_get_type(value, &method.vendor);
2583 if (method.vendor == EAP_VENDOR_IETF &&
2584 method.method == EAP_TYPE_NONE) {
2585 wpa_printf(MSG_ERROR, "Line %d: unknown EAP type '%s' "
2586 "for a credential", line, value);
2589 os_free(cred->eap_method);
2590 cred->eap_method = os_malloc(sizeof(*cred->eap_method));
2591 if (cred->eap_method == NULL)
2593 os_memcpy(cred->eap_method, &method, sizeof(method));
2597 if (os_strcmp(var, "password") == 0 &&
2598 os_strncmp(value, "ext:", 4) == 0) {
2599 str_clear_free(cred->password);
2600 cred->password = os_strdup(value);
2601 cred->ext_password = 1;
2605 if (os_strcmp(var, "update_identifier") == 0) {
2606 cred->update_identifier = atoi(value);
2610 if (os_strcmp(var, "min_dl_bandwidth_home") == 0) {
2611 cred->min_dl_bandwidth_home = atoi(value);
2615 if (os_strcmp(var, "min_ul_bandwidth_home") == 0) {
2616 cred->min_ul_bandwidth_home = atoi(value);
2620 if (os_strcmp(var, "min_dl_bandwidth_roaming") == 0) {
2621 cred->min_dl_bandwidth_roaming = atoi(value);
2625 if (os_strcmp(var, "min_ul_bandwidth_roaming") == 0) {
2626 cred->min_ul_bandwidth_roaming = atoi(value);
2630 if (os_strcmp(var, "max_bss_load") == 0) {
2631 cred->max_bss_load = atoi(value);
2635 if (os_strcmp(var, "req_conn_capab") == 0)
2636 return wpa_config_set_cred_req_conn_capab(cred, value);
2638 if (os_strcmp(var, "ocsp") == 0) {
2639 cred->ocsp = atoi(value);
2643 if (os_strcmp(var, "sim_num") == 0) {
2644 cred->sim_num = atoi(value);
2648 val = wpa_config_parse_string(value, &len);
2650 wpa_printf(MSG_ERROR, "Line %d: invalid field '%s' string "
2651 "value '%s'.", line, var, value);
2655 if (os_strcmp(var, "realm") == 0) {
2656 os_free(cred->realm);
2661 if (os_strcmp(var, "username") == 0) {
2662 str_clear_free(cred->username);
2663 cred->username = val;
2667 if (os_strcmp(var, "password") == 0) {
2668 str_clear_free(cred->password);
2669 cred->password = val;
2670 cred->ext_password = 0;
2674 if (os_strcmp(var, "ca_cert") == 0) {
2675 os_free(cred->ca_cert);
2676 cred->ca_cert = val;
2680 if (os_strcmp(var, "client_cert") == 0) {
2681 os_free(cred->client_cert);
2682 cred->client_cert = val;
2686 if (os_strcmp(var, "private_key") == 0) {
2687 os_free(cred->private_key);
2688 cred->private_key = val;
2692 if (os_strcmp(var, "private_key_passwd") == 0) {
2693 str_clear_free(cred->private_key_passwd);
2694 cred->private_key_passwd = val;
2698 if (os_strcmp(var, "imsi") == 0) {
2699 os_free(cred->imsi);
2704 if (os_strcmp(var, "milenage") == 0) {
2705 str_clear_free(cred->milenage);
2706 cred->milenage = val;
2710 if (os_strcmp(var, "domain_suffix_match") == 0) {
2711 os_free(cred->domain_suffix_match);
2712 cred->domain_suffix_match = val;
2716 if (os_strcmp(var, "domain") == 0) {
2718 new_domain = os_realloc_array(cred->domain,
2719 cred->num_domain + 1,
2721 if (new_domain == NULL) {
2725 new_domain[cred->num_domain++] = val;
2726 cred->domain = new_domain;
2730 if (os_strcmp(var, "phase1") == 0) {
2731 os_free(cred->phase1);
2736 if (os_strcmp(var, "phase2") == 0) {
2737 os_free(cred->phase2);
2742 if (os_strcmp(var, "roaming_consortium") == 0) {
2743 if (len < 3 || len > sizeof(cred->roaming_consortium)) {
2744 wpa_printf(MSG_ERROR, "Line %d: invalid "
2745 "roaming_consortium length %d (3..15 "
2746 "expected)", line, (int) len);
2750 os_memcpy(cred->roaming_consortium, val, len);
2751 cred->roaming_consortium_len = len;
2756 if (os_strcmp(var, "required_roaming_consortium") == 0) {
2757 if (len < 3 || len > sizeof(cred->required_roaming_consortium))
2759 wpa_printf(MSG_ERROR, "Line %d: invalid "
2760 "required_roaming_consortium length %d "
2761 "(3..15 expected)", line, (int) len);
2765 os_memcpy(cred->required_roaming_consortium, val, len);
2766 cred->required_roaming_consortium_len = len;
2771 if (os_strcmp(var, "excluded_ssid") == 0) {
2772 struct excluded_ssid *e;
2774 if (len > MAX_SSID_LEN) {
2775 wpa_printf(MSG_ERROR, "Line %d: invalid "
2776 "excluded_ssid length %d", line, (int) len);
2781 e = os_realloc_array(cred->excluded_ssid,
2782 cred->num_excluded_ssid + 1,
2783 sizeof(struct excluded_ssid));
2788 cred->excluded_ssid = e;
2790 e = &cred->excluded_ssid[cred->num_excluded_ssid++];
2791 os_memcpy(e->ssid, val, len);
2799 if (os_strcmp(var, "roaming_partner") == 0) {
2800 struct roaming_partner *p;
2803 p = os_realloc_array(cred->roaming_partner,
2804 cred->num_roaming_partner + 1,
2805 sizeof(struct roaming_partner));
2810 cred->roaming_partner = p;
2812 p = &cred->roaming_partner[cred->num_roaming_partner];
2814 pos = os_strchr(val, ',');
2820 if (pos - val - 1 >= (int) sizeof(p->fqdn)) {
2824 os_memcpy(p->fqdn, val, pos - val);
2826 p->exact_match = atoi(pos);
2828 pos = os_strchr(pos, ',');
2835 p->priority = atoi(pos);
2837 pos = os_strchr(pos, ',');
2844 if (os_strlen(pos) >= sizeof(p->country)) {
2848 os_memcpy(p->country, pos, os_strlen(pos) + 1);
2850 cred->num_roaming_partner++;
2856 if (os_strcmp(var, "provisioning_sp") == 0) {
2857 os_free(cred->provisioning_sp);
2858 cred->provisioning_sp = val;
2863 wpa_printf(MSG_ERROR, "Line %d: unknown cred field '%s'.",
2873 static char * alloc_int_str(int val)
2877 buf = os_malloc(20);
2880 os_snprintf(buf, 20, "%d", val);
2885 static char * alloc_strdup(const char *str)
2889 return os_strdup(str);
2893 char * wpa_config_get_cred_no_key(struct wpa_cred *cred, const char *var)
2895 if (os_strcmp(var, "temporary") == 0)
2896 return alloc_int_str(cred->temporary);
2898 if (os_strcmp(var, "priority") == 0)
2899 return alloc_int_str(cred->priority);
2901 if (os_strcmp(var, "sp_priority") == 0)
2902 return alloc_int_str(cred->sp_priority);
2904 if (os_strcmp(var, "pcsc") == 0)
2905 return alloc_int_str(cred->pcsc);
2907 if (os_strcmp(var, "eap") == 0) {
2908 if (!cred->eap_method)
2910 return alloc_strdup(eap_get_name(cred->eap_method[0].vendor,
2911 cred->eap_method[0].method));
2914 if (os_strcmp(var, "update_identifier") == 0)
2915 return alloc_int_str(cred->update_identifier);
2917 if (os_strcmp(var, "min_dl_bandwidth_home") == 0)
2918 return alloc_int_str(cred->min_dl_bandwidth_home);
2920 if (os_strcmp(var, "min_ul_bandwidth_home") == 0)
2921 return alloc_int_str(cred->min_ul_bandwidth_home);
2923 if (os_strcmp(var, "min_dl_bandwidth_roaming") == 0)
2924 return alloc_int_str(cred->min_dl_bandwidth_roaming);
2926 if (os_strcmp(var, "min_ul_bandwidth_roaming") == 0)
2927 return alloc_int_str(cred->min_ul_bandwidth_roaming);
2929 if (os_strcmp(var, "max_bss_load") == 0)
2930 return alloc_int_str(cred->max_bss_load);
2932 if (os_strcmp(var, "req_conn_capab") == 0) {
2934 char *buf, *end, *pos;
2937 if (!cred->num_req_conn_capab)
2940 buf = os_malloc(4000);
2945 for (i = 0; i < cred->num_req_conn_capab; i++) {
2948 ret = os_snprintf(pos, end - pos, "%s%u",
2950 cred->req_conn_capab_proto[i]);
2951 if (ret < 0 || ret >= end - pos)
2955 ports = cred->req_conn_capab_port[i];
2958 for (j = 0; ports[j] != -1; j++) {
2959 ret = os_snprintf(pos, end - pos,
2963 if (ret < 0 || ret >= end - pos)
2973 if (os_strcmp(var, "ocsp") == 0)
2974 return alloc_int_str(cred->ocsp);
2976 if (os_strcmp(var, "realm") == 0)
2977 return alloc_strdup(cred->realm);
2979 if (os_strcmp(var, "username") == 0)
2980 return alloc_strdup(cred->username);
2982 if (os_strcmp(var, "password") == 0) {
2983 if (!cred->password)
2985 return alloc_strdup("*");
2988 if (os_strcmp(var, "ca_cert") == 0)
2989 return alloc_strdup(cred->ca_cert);
2991 if (os_strcmp(var, "client_cert") == 0)
2992 return alloc_strdup(cred->client_cert);
2994 if (os_strcmp(var, "private_key") == 0)
2995 return alloc_strdup(cred->private_key);
2997 if (os_strcmp(var, "private_key_passwd") == 0) {
2998 if (!cred->private_key_passwd)
3000 return alloc_strdup("*");
3003 if (os_strcmp(var, "imsi") == 0)
3004 return alloc_strdup(cred->imsi);
3006 if (os_strcmp(var, "milenage") == 0) {
3007 if (!(cred->milenage))
3009 return alloc_strdup("*");
3012 if (os_strcmp(var, "domain_suffix_match") == 0)
3013 return alloc_strdup(cred->domain_suffix_match);
3015 if (os_strcmp(var, "domain") == 0) {
3017 char *buf, *end, *pos;
3020 if (!cred->num_domain)
3023 buf = os_malloc(4000);
3029 for (i = 0; i < cred->num_domain; i++) {
3030 ret = os_snprintf(pos, end - pos, "%s%s",
3031 i > 0 ? "\n" : "", cred->domain[i]);
3032 if (ret < 0 || ret >= end - pos)
3040 if (os_strcmp(var, "phase1") == 0)
3041 return alloc_strdup(cred->phase1);
3043 if (os_strcmp(var, "phase2") == 0)
3044 return alloc_strdup(cred->phase2);
3046 if (os_strcmp(var, "roaming_consortium") == 0) {
3050 if (!cred->roaming_consortium_len)
3052 buflen = cred->roaming_consortium_len * 2 + 1;
3053 buf = os_malloc(buflen);
3056 wpa_snprintf_hex(buf, buflen, cred->roaming_consortium,
3057 cred->roaming_consortium_len);
3061 if (os_strcmp(var, "required_roaming_consortium") == 0) {
3065 if (!cred->required_roaming_consortium_len)
3067 buflen = cred->required_roaming_consortium_len * 2 + 1;
3068 buf = os_malloc(buflen);
3071 wpa_snprintf_hex(buf, buflen, cred->required_roaming_consortium,
3072 cred->required_roaming_consortium_len);
3076 if (os_strcmp(var, "excluded_ssid") == 0) {
3078 char *buf, *end, *pos;
3080 if (!cred->num_excluded_ssid)
3083 buf = os_malloc(4000);
3089 for (i = 0; i < cred->num_excluded_ssid; i++) {
3090 struct excluded_ssid *e;
3093 e = &cred->excluded_ssid[i];
3094 ret = os_snprintf(pos, end - pos, "%s%s",
3096 wpa_ssid_txt(e->ssid, e->ssid_len));
3097 if (ret < 0 || ret >= end - pos)
3105 if (os_strcmp(var, "roaming_partner") == 0) {
3107 char *buf, *end, *pos;
3109 if (!cred->num_roaming_partner)
3112 buf = os_malloc(4000);
3118 for (i = 0; i < cred->num_roaming_partner; i++) {
3119 struct roaming_partner *p;
3122 p = &cred->roaming_partner[i];
3123 ret = os_snprintf(pos, end - pos, "%s%s,%d,%u,%s",
3125 p->fqdn, p->exact_match, p->priority,
3127 if (ret < 0 || ret >= end - pos)
3135 if (os_strcmp(var, "provisioning_sp") == 0)
3136 return alloc_strdup(cred->provisioning_sp);
3142 struct wpa_cred * wpa_config_get_cred(struct wpa_config *config, int id)
3144 struct wpa_cred *cred;
3146 cred = config->cred;
3157 struct wpa_cred * wpa_config_add_cred(struct wpa_config *config)
3160 struct wpa_cred *cred, *last = NULL;
3163 cred = config->cred;
3172 cred = os_zalloc(sizeof(*cred));
3176 cred->sim_num = DEFAULT_USER_SELECTED_SIM;
3180 config->cred = cred;
3186 int wpa_config_remove_cred(struct wpa_config *config, int id)
3188 struct wpa_cred *cred, *prev = NULL;
3190 cred = config->cred;
3202 prev->next = cred->next;
3204 config->cred = cred->next;
3206 wpa_config_free_cred(cred);
3211 #ifndef CONFIG_NO_CONFIG_BLOBS
3213 * wpa_config_get_blob - Get a named configuration blob
3214 * @config: Configuration data from wpa_config_read()
3215 * @name: Name of the blob
3216 * Returns: Pointer to blob data or %NULL if not found
3218 const struct wpa_config_blob * wpa_config_get_blob(struct wpa_config *config,
3221 struct wpa_config_blob *blob = config->blobs;
3224 if (os_strcmp(blob->name, name) == 0)
3233 * wpa_config_set_blob - Set or add a named configuration blob
3234 * @config: Configuration data from wpa_config_read()
3235 * @blob: New value for the blob
3237 * Adds a new configuration blob or replaces the current value of an existing
3240 void wpa_config_set_blob(struct wpa_config *config,
3241 struct wpa_config_blob *blob)
3243 wpa_config_remove_blob(config, blob->name);
3244 blob->next = config->blobs;
3245 config->blobs = blob;
3250 * wpa_config_free_blob - Free blob data
3251 * @blob: Pointer to blob to be freed
3253 void wpa_config_free_blob(struct wpa_config_blob *blob)
3256 os_free(blob->name);
3257 bin_clear_free(blob->data, blob->len);
3264 * wpa_config_remove_blob - Remove a named configuration blob
3265 * @config: Configuration data from wpa_config_read()
3266 * @name: Name of the blob to remove
3267 * Returns: 0 if blob was removed or -1 if blob was not found
3269 int wpa_config_remove_blob(struct wpa_config *config, const char *name)
3271 struct wpa_config_blob *pos = config->blobs, *prev = NULL;
3274 if (os_strcmp(pos->name, name) == 0) {
3276 prev->next = pos->next;
3278 config->blobs = pos->next;
3279 wpa_config_free_blob(pos);
3288 #endif /* CONFIG_NO_CONFIG_BLOBS */
3292 * wpa_config_alloc_empty - Allocate an empty configuration
3293 * @ctrl_interface: Control interface parameters, e.g., path to UNIX domain
3295 * @driver_param: Driver parameters
3296 * Returns: Pointer to allocated configuration data or %NULL on failure
3298 struct wpa_config * wpa_config_alloc_empty(const char *ctrl_interface,
3299 const char *driver_param)
3301 struct wpa_config *config;
3302 const int aCWmin = 4, aCWmax = 10;
3303 const struct hostapd_wmm_ac_params ac_bk =
3304 { aCWmin, aCWmax, 7, 0, 0 }; /* background traffic */
3305 const struct hostapd_wmm_ac_params ac_be =
3306 { aCWmin, aCWmax, 3, 0, 0 }; /* best effort traffic */
3307 const struct hostapd_wmm_ac_params ac_vi = /* video traffic */
3308 { aCWmin - 1, aCWmin, 2, 3000 / 32, 0 };
3309 const struct hostapd_wmm_ac_params ac_vo = /* voice traffic */
3310 { aCWmin - 2, aCWmin - 1, 2, 1500 / 32, 0 };
3312 config = os_zalloc(sizeof(*config));
3315 config->eapol_version = DEFAULT_EAPOL_VERSION;
3316 config->ap_scan = DEFAULT_AP_SCAN;
3317 config->user_mpm = DEFAULT_USER_MPM;
3318 config->fast_reauth = DEFAULT_FAST_REAUTH;
3319 config->p2p_go_intent = DEFAULT_P2P_GO_INTENT;
3320 config->p2p_intra_bss = DEFAULT_P2P_INTRA_BSS;
3321 config->p2p_go_max_inactivity = DEFAULT_P2P_GO_MAX_INACTIVITY;
3322 config->p2p_optimize_listen_chan = DEFAULT_P2P_OPTIMIZE_LISTEN_CHAN;
3323 config->bss_max_count = DEFAULT_BSS_MAX_COUNT;
3324 config->bss_expiration_age = DEFAULT_BSS_EXPIRATION_AGE;
3325 config->bss_expiration_scan_count = DEFAULT_BSS_EXPIRATION_SCAN_COUNT;
3326 config->max_num_sta = DEFAULT_MAX_NUM_STA;
3327 config->access_network_type = DEFAULT_ACCESS_NETWORK_TYPE;
3328 config->scan_cur_freq = DEFAULT_SCAN_CUR_FREQ;
3329 config->wmm_ac_params[0] = ac_be;
3330 config->wmm_ac_params[1] = ac_bk;
3331 config->wmm_ac_params[2] = ac_vi;
3332 config->wmm_ac_params[3] = ac_vo;
3333 config->p2p_search_delay = DEFAULT_P2P_SEARCH_DELAY;
3334 config->rand_addr_lifetime = DEFAULT_RAND_ADDR_LIFETIME;
3335 config->key_mgmt_offload = DEFAULT_KEY_MGMT_OFFLOAD;
3338 config->ctrl_interface = os_strdup(ctrl_interface);
3340 config->driver_param = os_strdup(driver_param);
3346 #ifndef CONFIG_NO_STDOUT_DEBUG
3348 * wpa_config_debug_dump_networks - Debug dump of configured networks
3349 * @config: Configuration data from wpa_config_read()
3351 void wpa_config_debug_dump_networks(struct wpa_config *config)
3354 struct wpa_ssid *ssid;
3356 for (prio = 0; prio < config->num_prio; prio++) {
3357 ssid = config->pssid[prio];
3358 wpa_printf(MSG_DEBUG, "Priority group %d",
3361 wpa_printf(MSG_DEBUG, " id=%d ssid='%s'",
3363 wpa_ssid_txt(ssid->ssid, ssid->ssid_len));
3368 #endif /* CONFIG_NO_STDOUT_DEBUG */
3371 struct global_parse_data {
3373 int (*parser)(const struct global_parse_data *data,
3374 struct wpa_config *config, int line, const char *value);
3375 void *param1, *param2, *param3;
3376 unsigned int changed_flag;
3380 static int wpa_global_config_parse_int(const struct global_parse_data *data,
3381 struct wpa_config *config, int line,
3387 dst = (int *) (((u8 *) config) + (long) data->param1);
3388 val = strtol(pos, &end, 0);
3390 wpa_printf(MSG_ERROR, "Line %d: invalid number \"%s\"",
3396 wpa_printf(MSG_DEBUG, "%s=%d", data->name, *dst);
3398 if (data->param2 && *dst < (long) data->param2) {
3399 wpa_printf(MSG_ERROR, "Line %d: too small %s (value=%d "
3400 "min_value=%ld)", line, data->name, *dst,
3401 (long) data->param2);
3402 *dst = (long) data->param2;
3406 if (data->param3 && *dst > (long) data->param3) {
3407 wpa_printf(MSG_ERROR, "Line %d: too large %s (value=%d "
3408 "max_value=%ld)", line, data->name, *dst,
3409 (long) data->param3);
3410 *dst = (long) data->param3;
3418 static int wpa_global_config_parse_str(const struct global_parse_data *data,
3419 struct wpa_config *config, int line,
3425 len = os_strlen(pos);
3426 if (data->param2 && len < (size_t) data->param2) {
3427 wpa_printf(MSG_ERROR, "Line %d: too short %s (len=%lu "
3428 "min_len=%ld)", line, data->name,
3429 (unsigned long) len, (long) data->param2);
3433 if (data->param3 && len > (size_t) data->param3) {
3434 wpa_printf(MSG_ERROR, "Line %d: too long %s (len=%lu "
3435 "max_len=%ld)", line, data->name,
3436 (unsigned long) len, (long) data->param3);
3440 tmp = os_strdup(pos);
3444 dst = (char **) (((u8 *) config) + (long) data->param1);
3447 wpa_printf(MSG_DEBUG, "%s='%s'", data->name, *dst);
3453 static int wpa_config_process_bgscan(const struct global_parse_data *data,
3454 struct wpa_config *config, int line,
3461 tmp = wpa_config_parse_string(pos, &len);
3463 wpa_printf(MSG_ERROR, "Line %d: failed to parse %s",
3468 res = wpa_global_config_parse_str(data, config, line, tmp);
3474 static int wpa_global_config_parse_bin(const struct global_parse_data *data,
3475 struct wpa_config *config, int line,
3479 struct wpabuf **dst, *tmp;
3481 len = os_strlen(pos);
3485 tmp = wpabuf_alloc(len / 2);
3489 if (hexstr2bin(pos, wpabuf_put(tmp, len / 2), len / 2)) {
3494 dst = (struct wpabuf **) (((u8 *) config) + (long) data->param1);
3497 wpa_printf(MSG_DEBUG, "%s", data->name);
3503 static int wpa_config_process_freq_list(const struct global_parse_data *data,
3504 struct wpa_config *config, int line,
3509 freqs = wpa_config_parse_int_array(value);
3512 if (freqs[0] == 0) {
3516 os_free(config->freq_list);
3517 config->freq_list = freqs;
3523 static int wpa_global_config_parse_ipv4(const struct global_parse_data *data,
3524 struct wpa_config *config, int line,
3528 struct hostapd_ip_addr addr;
3530 if (hostapd_parse_ip_addr(pos, &addr) < 0)
3532 if (addr.af != AF_INET)
3535 dst = (u32 *) (((u8 *) config) + (long) data->param1);
3536 os_memcpy(dst, &addr.u.v4.s_addr, 4);
3537 wpa_printf(MSG_DEBUG, "%s = 0x%x", data->name,
3538 WPA_GET_BE32((u8 *) dst));
3542 #endif /* CONFIG_P2P */
3545 static int wpa_config_process_country(const struct global_parse_data *data,
3546 struct wpa_config *config, int line,
3549 if (!pos[0] || !pos[1]) {
3550 wpa_printf(MSG_DEBUG, "Invalid country set");
3553 config->country[0] = pos[0];
3554 config->country[1] = pos[1];
3555 wpa_printf(MSG_DEBUG, "country='%c%c'",
3556 config->country[0], config->country[1]);
3561 static int wpa_config_process_load_dynamic_eap(
3562 const struct global_parse_data *data, struct wpa_config *config,
3563 int line, const char *so)
3566 wpa_printf(MSG_DEBUG, "load_dynamic_eap=%s", so);
3567 ret = eap_peer_method_load(so);
3569 wpa_printf(MSG_DEBUG, "This EAP type was already loaded - not "
3572 wpa_printf(MSG_ERROR, "Line %d: Failed to load dynamic EAP "
3573 "method '%s'.", line, so);
3583 static int wpa_config_process_uuid(const struct global_parse_data *data,
3584 struct wpa_config *config, int line,
3588 if (uuid_str2bin(pos, config->uuid)) {
3589 wpa_printf(MSG_ERROR, "Line %d: invalid UUID", line);
3592 uuid_bin2str(config->uuid, buf, sizeof(buf));
3593 wpa_printf(MSG_DEBUG, "uuid=%s", buf);
3598 static int wpa_config_process_device_type(
3599 const struct global_parse_data *data,
3600 struct wpa_config *config, int line, const char *pos)
3602 return wps_dev_type_str2bin(pos, config->device_type);
3606 static int wpa_config_process_os_version(const struct global_parse_data *data,
3607 struct wpa_config *config, int line,
3610 if (hexstr2bin(pos, config->os_version, 4)) {
3611 wpa_printf(MSG_ERROR, "Line %d: invalid os_version", line);
3614 wpa_printf(MSG_DEBUG, "os_version=%08x",
3615 WPA_GET_BE32(config->os_version));
3620 static int wpa_config_process_wps_vendor_ext_m1(
3621 const struct global_parse_data *data,
3622 struct wpa_config *config, int line, const char *pos)
3625 int len = os_strlen(pos) / 2;
3629 wpa_printf(MSG_ERROR, "Line %d: "
3630 "invalid wps_vendor_ext_m1", line);
3634 tmp = wpabuf_alloc(len);
3636 p = wpabuf_put(tmp, len);
3638 if (hexstr2bin(pos, p, len)) {
3639 wpa_printf(MSG_ERROR, "Line %d: "
3640 "invalid wps_vendor_ext_m1", line);
3645 wpabuf_free(config->wps_vendor_ext_m1);
3646 config->wps_vendor_ext_m1 = tmp;
3648 wpa_printf(MSG_ERROR, "Can not allocate "
3649 "memory for wps_vendor_ext_m1");
3656 #endif /* CONFIG_WPS */
3659 static int wpa_config_process_sec_device_type(
3660 const struct global_parse_data *data,
3661 struct wpa_config *config, int line, const char *pos)
3665 if (config->num_sec_device_types >= MAX_SEC_DEVICE_TYPES) {
3666 wpa_printf(MSG_ERROR, "Line %d: too many sec_device_type "
3671 idx = config->num_sec_device_types;
3673 if (wps_dev_type_str2bin(pos, config->sec_device_type[idx]))
3676 config->num_sec_device_types++;
3681 static int wpa_config_process_p2p_pref_chan(
3682 const struct global_parse_data *data,
3683 struct wpa_config *config, int line, const char *pos)
3685 struct p2p_channel *pref = NULL, *n;
3686 unsigned int num = 0;
3690 /* format: class:chan,class:chan,... */
3693 op_class = atoi(pos);
3694 pos2 = os_strchr(pos, ':');
3700 n = os_realloc_array(pref, num + 1,
3701 sizeof(struct p2p_channel));
3705 pref[num].op_class = op_class;
3706 pref[num].chan = chan;
3709 pos = os_strchr(pos2, ',');
3715 os_free(config->p2p_pref_chan);
3716 config->p2p_pref_chan = pref;
3717 config->num_p2p_pref_chan = num;
3718 wpa_hexdump(MSG_DEBUG, "P2P: Preferred class/channel pairs",
3719 (u8 *) config->p2p_pref_chan,
3720 config->num_p2p_pref_chan * sizeof(struct p2p_channel));
3726 wpa_printf(MSG_ERROR, "Line %d: Invalid p2p_pref_chan list", line);
3731 static int wpa_config_process_p2p_no_go_freq(
3732 const struct global_parse_data *data,
3733 struct wpa_config *config, int line, const char *pos)
3737 ret = freq_range_list_parse(&config->p2p_no_go_freq, pos);
3739 wpa_printf(MSG_ERROR, "Line %d: Invalid p2p_no_go_freq", line);
3743 wpa_printf(MSG_DEBUG, "P2P: p2p_no_go_freq with %u items",
3744 config->p2p_no_go_freq.num);
3749 #endif /* CONFIG_P2P */
3752 static int wpa_config_process_hessid(
3753 const struct global_parse_data *data,
3754 struct wpa_config *config, int line, const char *pos)
3756 if (hwaddr_aton2(pos, config->hessid) < 0) {
3757 wpa_printf(MSG_ERROR, "Line %d: Invalid hessid '%s'",
3766 static int wpa_config_process_sae_groups(
3767 const struct global_parse_data *data,
3768 struct wpa_config *config, int line, const char *pos)
3770 int *groups = wpa_config_parse_int_array(pos);
3771 if (groups == NULL) {
3772 wpa_printf(MSG_ERROR, "Line %d: Invalid sae_groups '%s'",
3777 os_free(config->sae_groups);
3778 config->sae_groups = groups;
3784 static int wpa_config_process_ap_vendor_elements(
3785 const struct global_parse_data *data,
3786 struct wpa_config *config, int line, const char *pos)
3789 int len = os_strlen(pos) / 2;
3793 wpa_printf(MSG_ERROR, "Line %d: invalid ap_vendor_elements",
3798 tmp = wpabuf_alloc(len);
3800 p = wpabuf_put(tmp, len);
3802 if (hexstr2bin(pos, p, len)) {
3803 wpa_printf(MSG_ERROR, "Line %d: invalid "
3804 "ap_vendor_elements", line);
3809 wpabuf_free(config->ap_vendor_elements);
3810 config->ap_vendor_elements = tmp;
3812 wpa_printf(MSG_ERROR, "Cannot allocate memory for "
3813 "ap_vendor_elements");
3821 #ifdef CONFIG_CTRL_IFACE
3822 static int wpa_config_process_no_ctrl_interface(
3823 const struct global_parse_data *data,
3824 struct wpa_config *config, int line, const char *pos)
3826 wpa_printf(MSG_DEBUG, "no_ctrl_interface -> ctrl_interface=NULL");
3827 os_free(config->ctrl_interface);
3828 config->ctrl_interface = NULL;
3831 #endif /* CONFIG_CTRL_IFACE */
3837 /* OFFSET: Get offset of a variable within the wpa_config structure */
3838 #define OFFSET(v) ((void *) &((struct wpa_config *) 0)->v)
3840 #define FUNC(f) #f, wpa_config_process_ ## f, OFFSET(f), NULL, NULL
3841 #define FUNC_NO_VAR(f) #f, wpa_config_process_ ## f, NULL, NULL, NULL
3842 #define _INT(f) #f, wpa_global_config_parse_int, OFFSET(f)
3843 #define INT(f) _INT(f), NULL, NULL
3844 #define INT_RANGE(f, min, max) _INT(f), (void *) min, (void *) max
3845 #define _STR(f) #f, wpa_global_config_parse_str, OFFSET(f)
3846 #define STR(f) _STR(f), NULL, NULL
3847 #define STR_RANGE(f, min, max) _STR(f), (void *) min, (void *) max
3848 #define BIN(f) #f, wpa_global_config_parse_bin, OFFSET(f), NULL, NULL
3849 #define IPV4(f) #f, wpa_global_config_parse_ipv4, OFFSET(f), NULL, NULL
3851 static const struct global_parse_data global_fields[] = {
3852 #ifdef CONFIG_CTRL_IFACE
3853 { STR(ctrl_interface), 0 },
3854 { FUNC_NO_VAR(no_ctrl_interface), 0 },
3855 { STR(ctrl_interface_group), 0 } /* deprecated */,
3856 #endif /* CONFIG_CTRL_IFACE */
3857 #ifdef CONFIG_MACSEC
3858 { INT_RANGE(eapol_version, 1, 3), 0 },
3859 #else /* CONFIG_MACSEC */
3860 { INT_RANGE(eapol_version, 1, 2), 0 },
3861 #endif /* CONFIG_MACSEC */
3862 { INT(ap_scan), 0 },
3863 { FUNC(bgscan), 0 },
3865 { INT(user_mpm), 0 },
3866 #endif /* CONFIG_MESH */
3867 { INT(disable_scan_offload), 0 },
3868 { INT(fast_reauth), 0 },
3869 { STR(opensc_engine_path), 0 },
3870 { STR(pkcs11_engine_path), 0 },
3871 { STR(pkcs11_module_path), 0 },
3872 { STR(openssl_ciphers), 0 },
3873 { STR(pcsc_reader), 0 },
3874 { STR(pcsc_pin), 0 },
3875 { INT(external_sim), 0 },
3876 { STR(driver_param), 0 },
3877 { INT(dot11RSNAConfigPMKLifetime), 0 },
3878 { INT(dot11RSNAConfigPMKReauthThreshold), 0 },
3879 { INT(dot11RSNAConfigSATimeout), 0 },
3880 #ifndef CONFIG_NO_CONFIG_WRITE
3881 { INT(update_config), 0 },
3882 #endif /* CONFIG_NO_CONFIG_WRITE */
3883 { FUNC_NO_VAR(load_dynamic_eap), 0 },
3885 { FUNC(uuid), CFG_CHANGED_UUID },
3886 { STR_RANGE(device_name, 0, 32), CFG_CHANGED_DEVICE_NAME },
3887 { STR_RANGE(manufacturer, 0, 64), CFG_CHANGED_WPS_STRING },
3888 { STR_RANGE(model_name, 0, 32), CFG_CHANGED_WPS_STRING },
3889 { STR_RANGE(model_number, 0, 32), CFG_CHANGED_WPS_STRING },
3890 { STR_RANGE(serial_number, 0, 32), CFG_CHANGED_WPS_STRING },
3891 { FUNC(device_type), CFG_CHANGED_DEVICE_TYPE },
3892 { FUNC(os_version), CFG_CHANGED_OS_VERSION },
3893 { STR(config_methods), CFG_CHANGED_CONFIG_METHODS },
3894 { INT_RANGE(wps_cred_processing, 0, 2), 0 },
3895 { FUNC(wps_vendor_ext_m1), CFG_CHANGED_VENDOR_EXTENSION },
3896 #endif /* CONFIG_WPS */
3898 { FUNC(sec_device_type), CFG_CHANGED_SEC_DEVICE_TYPE },
3899 { INT(p2p_listen_reg_class), 0 },
3900 { INT(p2p_listen_channel), 0 },
3901 { INT(p2p_oper_reg_class), CFG_CHANGED_P2P_OPER_CHANNEL },
3902 { INT(p2p_oper_channel), CFG_CHANGED_P2P_OPER_CHANNEL },
3903 { INT_RANGE(p2p_go_intent, 0, 15), 0 },
3904 { STR(p2p_ssid_postfix), CFG_CHANGED_P2P_SSID_POSTFIX },
3905 { INT_RANGE(persistent_reconnect, 0, 1), 0 },
3906 { INT_RANGE(p2p_intra_bss, 0, 1), CFG_CHANGED_P2P_INTRA_BSS },
3907 { INT(p2p_group_idle), 0 },
3908 { INT_RANGE(p2p_passphrase_len, 8, 63),
3909 CFG_CHANGED_P2P_PASSPHRASE_LEN },
3910 { FUNC(p2p_pref_chan), CFG_CHANGED_P2P_PREF_CHAN },
3911 { FUNC(p2p_no_go_freq), CFG_CHANGED_P2P_PREF_CHAN },
3912 { INT_RANGE(p2p_add_cli_chan, 0, 1), 0 },
3913 { INT_RANGE(p2p_optimize_listen_chan, 0, 1), 0 },
3914 { INT(p2p_go_ht40), 0 },
3915 { INT(p2p_go_vht), 0 },
3916 { INT(p2p_disabled), 0 },
3917 { INT(p2p_no_group_iface), 0 },
3918 { INT_RANGE(p2p_ignore_shared_freq, 0, 1), 0 },
3919 { IPV4(ip_addr_go), 0 },
3920 { IPV4(ip_addr_mask), 0 },
3921 { IPV4(ip_addr_start), 0 },
3922 { IPV4(ip_addr_end), 0 },
3923 #endif /* CONFIG_P2P */
3924 { FUNC(country), CFG_CHANGED_COUNTRY },
3925 { INT(bss_max_count), 0 },
3926 { INT(bss_expiration_age), 0 },
3927 { INT(bss_expiration_scan_count), 0 },
3928 { INT_RANGE(filter_ssids, 0, 1), 0 },
3929 { INT_RANGE(filter_rssi, -100, 0), 0 },
3930 { INT(max_num_sta), 0 },
3931 { INT_RANGE(disassoc_low_ack, 0, 1), 0 },
3933 { INT_RANGE(hs20, 0, 1), 0 },
3934 #endif /* CONFIG_HS20 */
3935 { INT_RANGE(interworking, 0, 1), 0 },
3936 { FUNC(hessid), 0 },
3937 { INT_RANGE(access_network_type, 0, 15), 0 },
3938 { INT_RANGE(pbc_in_m1, 0, 1), 0 },
3939 { STR(autoscan), 0 },
3940 { INT_RANGE(wps_nfc_dev_pw_id, 0x10, 0xffff),
3941 CFG_CHANGED_NFC_PASSWORD_TOKEN },
3942 { BIN(wps_nfc_dh_pubkey), CFG_CHANGED_NFC_PASSWORD_TOKEN },
3943 { BIN(wps_nfc_dh_privkey), CFG_CHANGED_NFC_PASSWORD_TOKEN },
3944 { BIN(wps_nfc_dev_pw), CFG_CHANGED_NFC_PASSWORD_TOKEN },
3945 { STR(ext_password_backend), CFG_CHANGED_EXT_PW_BACKEND },
3946 { INT(p2p_go_max_inactivity), 0 },
3947 { INT_RANGE(auto_interworking, 0, 1), 0 },
3950 { FUNC(sae_groups), 0 },
3951 { INT(dtim_period), 0 },
3952 { INT(beacon_int), 0 },
3953 { FUNC(ap_vendor_elements), 0 },
3954 { INT_RANGE(ignore_old_scan_res, 0, 1), 0 },
3955 { FUNC(freq_list), 0 },
3956 { INT(scan_cur_freq), 0 },
3957 { INT(sched_scan_interval), 0 },
3958 { INT(tdls_external_control), 0},
3959 { STR(osu_dir), 0 },
3960 { STR(wowlan_triggers), 0 },
3961 { INT(p2p_search_delay), 0},
3962 { INT(mac_addr), 0 },
3963 { INT(rand_addr_lifetime), 0 },
3964 { INT(preassoc_mac_addr), 0 },
3965 { INT(key_mgmt_offload), 0},
3977 #define NUM_GLOBAL_FIELDS ARRAY_SIZE(global_fields)
3980 int wpa_config_process_global(struct wpa_config *config, char *pos, int line)
3985 for (i = 0; i < NUM_GLOBAL_FIELDS; i++) {
3986 const struct global_parse_data *field = &global_fields[i];
3987 size_t flen = os_strlen(field->name);
3988 if (os_strncmp(pos, field->name, flen) != 0 ||
3992 if (field->parser(field, config, line, pos + flen + 1)) {
3993 wpa_printf(MSG_ERROR, "Line %d: failed to "
3994 "parse '%s'.", line, pos);
3997 if (field->changed_flag == CFG_CHANGED_NFC_PASSWORD_TOKEN)
3998 config->wps_nfc_pw_from_config = 1;
3999 config->changed_parameters |= field->changed_flag;
4002 if (i == NUM_GLOBAL_FIELDS) {
4004 if (os_strncmp(pos, "wmm_ac_", 7) == 0) {
4005 char *tmp = os_strchr(pos, '=');
4009 wpa_printf(MSG_ERROR, "Line %d: invalid line "
4014 if (hostapd_config_wmm_ac(config->wmm_ac_params, pos,
4016 wpa_printf(MSG_ERROR, "Line %d: invalid WMM "
4021 #endif /* CONFIG_AP */
4024 wpa_printf(MSG_ERROR, "Line %d: unknown global field '%s'.",