diff options
Diffstat (limited to 'src/supplicant/nm-supplicant-settings-verify.c')
| -rw-r--r-- | src/supplicant/nm-supplicant-settings-verify.c | 299 |
1 files changed, 0 insertions, 299 deletions
diff --git a/src/supplicant/nm-supplicant-settings-verify.c b/src/supplicant/nm-supplicant-settings-verify.c deleted file mode 100644 index c7209f5f..00000000 --- a/src/supplicant/nm-supplicant-settings-verify.c +++ /dev/null @@ -1,299 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0+ */ -/* - * Copyright (C) 2006 - 2012 Red Hat, Inc. - */ - -#include "nm-default.h" - -#include "nm-supplicant-settings-verify.h" - -#include <stdio.h> -#include <stdlib.h> - -struct Opt { - const char * key; - const char *const * str_allowed; - const NMSupplOptType type; - const guint32 int_low; /* Inclusive */ - const guint32 int_high; /* Inclusive; max length for strings */ -}; - -typedef gboolean (*validate_func)(const struct Opt *, const char *, const guint32); - -#define OPT_INT(_key, _int_low, _int_high) \ - { \ - .key = _key, .type = NM_SUPPL_OPT_TYPE_INT, .int_high = _int_high, .int_low = _int_low, \ - } -#define OPT_BYTES(_key, _int_high) \ - { \ - .key = _key, .type = NM_SUPPL_OPT_TYPE_BYTES, .int_high = _int_high, \ - } -#define OPT_UTF8(_key, _int_high) \ - { \ - .key = _key, .type = NM_SUPPL_OPT_TYPE_UTF8, .int_high = _int_high, \ - } -#define OPT_KEYWORD(_key, _str_allowed) \ - { \ - .key = _key, .type = NM_SUPPL_OPT_TYPE_KEYWORD, .str_allowed = _str_allowed, \ - } - -static const struct Opt opt_table[] = { - OPT_BYTES("altsubject_match", 0), - OPT_BYTES("altsubject_match2", 0), - OPT_BYTES("anonymous_identity", 0), - OPT_KEYWORD("auth_alg", NM_MAKE_STRV("OPEN", "SHARED", "LEAP", )), - OPT_BYTES("bgscan", 0), - OPT_KEYWORD("bssid", NULL), - OPT_BYTES("ca_cert", 65536), - OPT_BYTES("ca_cert2", 65536), - OPT_BYTES("ca_path", 0), - OPT_BYTES("ca_path2", 0), - OPT_BYTES("client_cert", 65536), - OPT_BYTES("client_cert2", 65536), - OPT_BYTES("domain_match", 0), - OPT_BYTES("domain_match2", 0), - OPT_BYTES("domain_suffix_match", 0), - OPT_BYTES("domain_suffix_match2", 0), - OPT_KEYWORD("eap", - NM_MAKE_STRV("LEAP", "MD5", "TLS", "PEAP", "TTLS", "SIM", "PSK", "FAST", "PWD", )), - OPT_INT("eapol_flags", 0, 3), - OPT_BYTES("eappsk", 0), - OPT_INT("engine", 0, 1), - OPT_BYTES("engine_id", 0), - OPT_INT("fragment_size", 1, 2000), - OPT_KEYWORD("freq_list", NULL), - OPT_INT("frequency", 2412, 5825), - OPT_KEYWORD("group", NM_MAKE_STRV("CCMP", "TKIP", "WEP104", "WEP40", )), - OPT_BYTES("identity", 0), - OPT_INT("ieee80211w", 0, 2), - OPT_INT("ignore_broadcast_ssid", 0, 2), - OPT_BYTES("key_id", 0), - OPT_KEYWORD("key_mgmt", - NM_MAKE_STRV("WPA-PSK", - "WPA-PSK-SHA256", - "FT-PSK", - "WPA-EAP", - "WPA-EAP-SHA256", - "FT-EAP", - "FT-EAP-SHA384", - "FILS-SHA256", - "FILS-SHA384", - "FT-FILS-SHA256", - "FT-FILS-SHA384", - "IEEE8021X", - "SAE", - "FT-SAE", - "OWE", - "NONE", )), - OPT_INT("macsec_integ_only", 0, 1), - OPT_INT("macsec_policy", 0, 1), - OPT_INT("macsec_port", 1, 65534), - OPT_BYTES("mka_cak", 65536), - OPT_BYTES("mka_ckn", 65536), - OPT_BYTES("nai", 0), - OPT_BYTES("pac_file", 0), - OPT_KEYWORD("pairwise", NM_MAKE_STRV("CCMP", "TKIP", "NONE", )), - OPT_UTF8("password", 0), - OPT_BYTES("pcsc", 0), - OPT_KEYWORD("phase1", - NM_MAKE_STRV("peapver=0", - "peapver=1", - "peaplabel=1", - "peap_outer_success=0", - "include_tls_length=1", - "sim_min_num_chal=3", - "fast_provisioning=0", - "fast_provisioning=1", - "fast_provisioning=2", - "fast_provisioning=3", - "tls_disable_tlsv1_0=0", - "tls_disable_tlsv1_0=1", - "tls_disable_tlsv1_1=0", - "tls_disable_tlsv1_1=1", - "tls_disable_tlsv1_2=0", - "tls_disable_tlsv1_2=1", )), - OPT_KEYWORD("phase2", - NM_MAKE_STRV("auth=PAP", - "auth=CHAP", - "auth=MSCHAP", - "auth=MSCHAPV2", - "auth=GTC", - "auth=OTP", - "auth=MD5", - "auth=TLS", - "autheap=MD5", - "autheap=MSCHAPV2", - "autheap=OTP", - "autheap=GTC", - "autheap=TLS", )), - OPT_BYTES("pin", 0), - OPT_BYTES("private_key", 65536), - OPT_BYTES("private_key2", 65536), - OPT_BYTES("private_key2_passwd", 1024), - OPT_BYTES("private_key_passwd", 1024), - OPT_INT("proactive_key_caching", 0, 1), - OPT_KEYWORD("proto", NM_MAKE_STRV("WPA", "RSN", )), - OPT_BYTES("psk", 0), - OPT_INT("scan_ssid", 0, 1), - OPT_BYTES("ssid", 32), - OPT_BYTES("subject_match", 0), - OPT_BYTES("subject_match2", 0), - OPT_BYTES("wep_key0", 0), - OPT_BYTES("wep_key1", 0), - OPT_BYTES("wep_key2", 0), - OPT_BYTES("wep_key3", 0), - OPT_INT("wep_tx_keyidx", 0, 3), -}; - -static gboolean -validate_type_int(const struct Opt *opt, const char *value, const guint32 len) -{ - gint64 v; - - nm_assert(opt); - nm_assert(value); - - v = _nm_utils_ascii_str_to_int64(value, 10, opt->int_low, opt->int_high, G_MININT64); - return v != G_MININT64 || errno == 0; -} - -static gboolean -validate_type_bytes(const struct Opt *opt, const char *value, const guint32 len) -{ - guint32 check_len; - - nm_assert(opt); - nm_assert(value); - - check_len = opt->int_high ?: 255; - if (len > check_len) - return FALSE; - - return TRUE; -} - -static gboolean -validate_type_utf8(const struct Opt *opt, const char *value, const guint32 len) -{ - guint32 check_len; - - nm_assert(opt); - nm_assert(value); - - check_len = opt->int_high ?: 255; - /* Note that we deliberately don't validate the UTF-8, because - * some "UTF-8" fields, such as 8021x.password, do not actually - * have to be valid UTF-8 */ - if (g_utf8_strlen(value, len) > check_len) - return FALSE; - - return TRUE; -} - -static gboolean -validate_type_keyword(const struct Opt *opt, const char *value, const guint32 len) -{ - gs_free char *value_free = NULL; - - nm_assert(opt); - nm_assert(value); - - /* Allow everything */ - if (!opt->str_allowed) - return TRUE; - - value = nm_strndup_a(300, value, len, &value_free); - - /* validate each space-separated word in 'value' */ - - while (TRUE) { - char *s; - - while (value[0] == ' ') - value++; - - if (value[0] == '\0') - return TRUE; - - s = strchr(value, ' '); - if (s) { - s[0] = '\0'; - s++; - } - - if (nm_utils_strv_find_first((char **) opt->str_allowed, -1, value) < 0) - return FALSE; - - if (!s) - return TRUE; - - value = s; - } -} - -NMSupplOptType -nm_supplicant_settings_verify_setting(const char *key, const char *value, const guint32 len) -{ - static const validate_func validate_table[_NM_SUPPL_OPT_TYPE_NUM - 1] = { - [NM_SUPPL_OPT_TYPE_INT - 1] = validate_type_int, - [NM_SUPPL_OPT_TYPE_BYTES - 1] = validate_type_bytes, - [NM_SUPPL_OPT_TYPE_UTF8 - 1] = validate_type_utf8, - [NM_SUPPL_OPT_TYPE_KEYWORD - 1] = validate_type_keyword, - }; - const struct Opt *opt; - gssize opt_idx; - - g_return_val_if_fail(key, FALSE); - g_return_val_if_fail(value, FALSE); - - if (NM_MORE_ASSERT_ONCE(5)) { - gsize i; - - for (i = 0; i < G_N_ELEMENTS(opt_table); i++) { - opt = &opt_table[i]; - - nm_assert(opt->key); - nm_assert(opt->type > NM_SUPPL_OPT_TYPE_INVALID); - nm_assert(opt->type < _NM_SUPPL_OPT_TYPE_NUM); - if (i > 0) - nm_assert(strcmp(opt[-1].key, opt->key) < 0); - nm_assert(validate_table[opt->type - 1]); - - nm_assert(!opt->str_allowed || (opt->type == NM_SUPPL_OPT_TYPE_KEYWORD)); - nm_assert(!opt->str_allowed || NM_PTRARRAY_LEN(opt->str_allowed) > 0); - - nm_assert(opt->int_low == 0 || opt->type == NM_SUPPL_OPT_TYPE_INT); - - nm_assert(opt->int_high == 0 - || NM_IN_SET(opt->type, - NM_SUPPL_OPT_TYPE_INT, - NM_SUPPL_OPT_TYPE_UTF8, - NM_SUPPL_OPT_TYPE_BYTES)); - - nm_assert(opt->type != NM_SUPPL_OPT_TYPE_INT || opt->int_low < opt->int_high); - } - } - - opt_idx = nm_utils_array_find_binary_search(opt_table, - sizeof(opt_table[0]), - G_N_ELEMENTS(opt_table), - &key, - nm_strcmp_p_with_data, - NULL); - if (opt_idx < 0) { - if (nm_streq(key, "mode")) { - if (len != 1) - return NM_SUPPL_OPT_TYPE_INVALID; - if (!NM_IN_SET(value[0], '1', '2', '5')) - return NM_SUPPL_OPT_TYPE_INVALID; - return NM_SUPPL_OPT_TYPE_INT; - } - return NM_SUPPL_OPT_TYPE_INVALID; - } - - opt = &opt_table[opt_idx]; - if (!((validate_table[opt->type - 1])(opt, value, len))) - return NM_SUPPL_OPT_TYPE_INVALID; - - return opt->type; -} |