/* * * Wireless daemon for Linux * * Copyright (C) 2013-2014 Intel Corporation. All rights reserved. * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Lesser General Public * License as published by the Free Software Foundation; either * version 2.1 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Lesser General Public License for more details. * * You should have received a copy of the GNU Lesser General Public * License along with this library; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA * */ #ifdef HAVE_CONFIG_H #include #endif #include #include #include #include #include #include "src/ie.h" struct test_data { unsigned int num_ie; unsigned int len; unsigned char *buf; }; struct ie { unsigned char type; unsigned char len; unsigned char value[]; } __attribute__ ((packed)); static void ie_test_reader(const void *data) { const struct test_data *test = data; struct ie_tlv_iter iter; struct ie *ie; unsigned int count = 0, pos = 0; char *str; ie_tlv_iter_init(&iter, test->buf, test->len); while (ie_tlv_iter_next(&iter)) { ie = (struct ie *)&test->buf[pos]; str = l_util_hexstring(&test->buf[pos + 2], ie->len); printf("IE %d [%d/%d/%s]\n", count, ie->type, ie->len, str); l_free(str); assert(iter.tag == test->buf[pos++]); assert(iter.len == test->buf[pos++]); assert(!memcmp(iter.data, test->buf + pos, iter.len)); pos += ie->len; count++; } assert(count == test->num_ie); } static unsigned char beacon_frame[] = { /* IEEE 802.11 Beacon frame */ 0x80, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xc8, 0xd7, 0x19, 0x39, 0xbe, 0x77, 0xc8, 0xd7, 0x19, 0x39, 0xbe, 0x77, 0x50, 0xa2, /* IEEE 802.11 wireless LAN managment frame * - Fixed parameters (12 bytes) */ 0x87, 0x81, 0x31, 0xe6, 0x29, 0x02, 0x00, 0x00, 0x64, 0x00, 0x11, 0x00, /* - Tagged parameters (TLV format, 252 bytes). * This starts at byte position 36 */ 0x00, 0x0c, 0x57, 0x65, 0x73, 0x31, 0x4f, 0x70, 0x65, 0x6e, 0x57, 0x4c, 0x41, 0x4e, 0x01, 0x08, 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c, 0x05, 0x04, 0x00, 0x01, 0x00, 0x00, 0x30, 0x14, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x02, 0x0c, 0x00, 0x0b, 0x05, 0x02, 0x00, 0x02, 0x00, 0x00, 0x2d, 0x1a, 0x6f, 0x08, 0x17, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x3d, 0x16, 0x24, 0x0d, 0x16, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x4a, 0x0e, 0x14, 0x00, 0x0a, 0x00, 0x2c, 0x01, 0xc8, 0x00, 0x14, 0x00, 0x05, 0x00, 0x19, 0x00, 0x7f, 0x08, 0x01, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x40, 0xbf, 0x0c, 0x32, 0x58, 0x82, 0x0f, 0xea, 0xff, 0x00, 0x00, 0xea, 0xff, 0x00, 0x00, 0xc0, 0x05, 0x01, 0x2a, 0x00, 0x00, 0x00, 0xc3, 0x04, 0x02, 0x02, 0x02, 0x02, 0xdd, 0x31, 0x00, 0x50, 0xf2, 0x04, 0x10, 0x4a, 0x00, 0x01, 0x10, 0x10, 0x44, 0x00, 0x01, 0x02, 0x10, 0x47, 0x00, 0x10, 0x98, 0x42, 0x13, 0x05, 0x23, 0x6e, 0xde, 0x3a, 0xfa, 0x13, 0x0a, 0x79, 0x44, 0x0f, 0xab, 0x43, 0x10, 0x3c, 0x00, 0x01, 0x03, 0x10, 0x49, 0x00, 0x06, 0x00, 0x37, 0x2a, 0x00, 0x01, 0x20, 0xdd, 0x09, 0x00, 0x10, 0x18, 0x02, 0x02, 0x00, 0x1c, 0x00, 0x00, 0xdd, 0x18, 0x00, 0x50, 0xf2, 0x02, 0x01, 0x01, 0x80, 0x00, 0x03, 0xa4, 0x00, 0x00, 0x27, 0xa4, 0x00, 0x00, 0x42, 0x43, 0x5e, 0x00, 0x62, 0x32, 0x2f, 0x00, 0x01, 0x9a, 0xc1, 0xc8, }; static struct test_data beacon_frame_data = { .buf = beacon_frame + 36, .num_ie = 15, .len = 252, }; static int create_ie(int ie_count, struct ie_tlv_builder *builder, int type, int len, unsigned char *value) { int total_len = 0; char *str; str = l_util_hexstring(value, len); printf("IE %d [%d/%d/%s]\n", ie_count, type, len, str); l_free(str); assert(ie_tlv_builder_next(builder, type)); total_len += 1; assert(ie_tlv_builder_set_length(builder, len)); total_len += 1; memcpy(ie_tlv_builder_get_data(builder), value, len); total_len += len; return total_len; } #define ie(type, len, value...) \ do { \ unsigned char buf[] = { value }; \ final_len += create_ie(ie_count, &builder, type, len, buf); \ ie_count++; \ } while (0) static void ie_test_writer(const void *data) { struct test_data *test = (struct test_data *)data; struct ie_tlv_builder builder; unsigned int final_len = 0, builder_len, expected_len = test->len; unsigned char *expected_buf = test->buf; unsigned int ie_count = 0; char *str; assert(ie_tlv_builder_init(&builder)); test->buf = builder.buf; test->len = builder.max; ie(IE_TYPE_SSID, 0x0c, 0x57, 0x65, 0x73, 0x31, 0x4f, 0x70, 0x65, 0x6e, 0x57, 0x4c, 0x41, 0x4e); ie(IE_TYPE_SUPPORTED_RATES, 0x08, 0x8c, 0x12, 0x98, 0x24, 0xb0, 0x48, 0x60, 0x6c); ie(IE_TYPE_TIM, 0x04, 0x00, 0x01, 0x00, 0x00); ie(IE_TYPE_RSN, 0x14, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x02, 0x0c, 0x00); ie(IE_TYPE_BSS_LOAD, 0x05, 0x02, 0x00, 0x02, 0x00, 0x00); ie(IE_TYPE_HT_CAPABILITIES, 0x1a, 0x6f, 0x08, 0x17, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); ie(IE_TYPE_HT_OPERATION, 0x16, 0x24, 0x0d, 0x16, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00); ie(IE_TYPE_OVERLAPPING_BSS_SCAN_PARAMETERS, 0x0e, 0x14, 0x00, 0x0a, 0x00, 0x2c, 0x01, 0xc8, 0x00, 0x14, 0x00, 0x05, 0x00, 0x19, 0x00); ie(IE_TYPE_EXTENDED_CAPABILITIES, 0x08, 0x01, 0x00, 0x08, 0x00, 0x00, 0x00, 0x00, 0x40); ie(191 /* IEEE 802.11ac/D3.1 VHT Capabilities */, 0x0c, 0x32, 0x58, 0x82, 0x0f, 0xea, 0xff, 0x00, 0x00, 0xea, 0xff, 0x00, 0x00); ie(192 /* IEEE 802.11ac/D3.1 VHT Operation */, 0x05, 0x01, 0x2a, 0x00, 0x00, 0x00); ie(195 /* unknown */, 0x04, 0x02, 0x02, 0x02, 0x02); ie(IE_TYPE_VENDOR_SPECIFIC, 0x31, 0x00, 0x50, 0xf2, /* OUI (Microsoft) */ 0x04, /* WPS type */ 0x10, 0x4a, 0x00, 0x01, 0x10, /* version */ 0x10, 0x44, 0x00, 0x01, 0x02, /* wps state */ 0x10, 0x47, /* UUID E */ 0x00, 0x10, /* len */ 0x98, 0x42, 0x13, 0x05, 0x23, 0x6e, 0xde, 0x3a, 0xfa, 0x13, 0x0a, 0x79, 0x44, 0x0f, 0xab, 0x43, /* enrollee */ 0x10, 0x3c, 0x00, 0x01, 0x03, /* RF bands: 2.5 & 5 GHz */ 0x10, 0x49, 0x00, 0x06, 0x00, 0x37, 0x2a, 0x00, 0x01, 0x20 /* vendor extension */ ); ie(IE_TYPE_VENDOR_SPECIFIC, 0x09, 0x00, 0x10, 0x18, /* OUI (Broadcom) */ 0x02, /* type */ 0x02, 0x00, 0x1c, 0x00, 0x00 /* data */ ); ie(IE_TYPE_VENDOR_SPECIFIC, 0x18, 0x00, 0x50, 0xf2, /* OUI (Microsoft) */ 0x02, /* WMM/WME type */ 0x01, 0x01, 0x80, 0x00, 0x03, 0xa4, 0x00, 0x00, 0x27, 0xa4, 0x00, 0x00, 0x42, 0x43, 0x5e, 0x00, 0x62, 0x32, 0x2f, 0x00, 0x01, 0x9a, 0xc1, 0xc8 /* data */ ); ie_tlv_builder_finalize(&builder, &builder_len); assert(final_len == builder_len); assert(expected_len = final_len); assert(ie_count == test->num_ie); str = l_util_hexstring(test->buf, final_len); printf("IE buf %s\n", str); l_free(str); if (memcmp(test->buf, expected_buf, final_len)) { unsigned int i; str = l_util_hexstring(&beacon_frame[36], final_len); printf("Expecting buf %s\n", str); l_free(str); for (i = 0; i < final_len; i++) { if (expected_buf[i] != test->buf[i]) { printf("1st difference at pos %d " "expecting 0x%02x got 0x%02x\n", i, expected_buf[i], test->buf[i]); break; } } assert(!memcmp(test->buf, expected_buf, final_len)); } printf("Wrote %d IE total len %d\n", ie_count, expected_len); } static void ie_test_writer_invalid_tag(const void *data) { struct ie_tlv_builder builder; assert(ie_tlv_builder_init(&builder)); assert(!ie_tlv_builder_next(&builder, 256)); } static void ie_test_writer_invalid_len(const void *data) { struct ie_tlv_builder builder; assert(ie_tlv_builder_init(&builder)); assert(ie_tlv_builder_next(&builder, 255)); assert(!ie_tlv_builder_set_length(&builder, MAX_BUILDER_SIZE)); } struct ie_rsne_info_test { const unsigned char *data; size_t data_len; enum ie_rsn_cipher_suite group_cipher; uint16_t pairwise_ciphers; uint16_t akm_suites; bool preauthentication:1; bool no_pairwise:1; uint8_t ptksa_replay_counter:2; uint8_t gtksa_replay_counter:2; bool mfpr:1; bool mfpc:1; bool peerkey_enabled:1; bool spp_a_msdu_capable:1; bool spp_a_msdu_required:1; bool pbac:1; bool extended_key_id:1; }; static const unsigned char rsne_data_1[] = { 0x30, 0x14, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x02, 0x00, 0x00, }; static const struct ie_rsne_info_test ie_rsne_info_test_1 = { .data = rsne_data_1, .data_len = sizeof(rsne_data_1), .group_cipher = IE_RSN_CIPHER_SUITE_CCMP, .pairwise_ciphers = IE_RSN_CIPHER_SUITE_CCMP, .akm_suites = IE_RSN_AKM_SUITE_PSK, }; /* 802.11, Section 8.4.2.27.1; first example */ static const unsigned char rsne_data_2[] = { 0x30, 0x14, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x01, 0x00, 0x00, }; static const struct ie_rsne_info_test ie_rsne_info_test_2 = { .data = rsne_data_2, .data_len = sizeof(rsne_data_2), .group_cipher = IE_RSN_CIPHER_SUITE_CCMP, .pairwise_ciphers = IE_RSN_CIPHER_SUITE_CCMP, .akm_suites = IE_RSN_AKM_SUITE_8021X, }; /* 802.11, Section 8.4.2.27.1; second example */ static const unsigned char rsne_data_3[] = { 0x30, 0x14, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x01, 0x01, 0x00, }; static const struct ie_rsne_info_test ie_rsne_info_test_3 = { .data = rsne_data_3, .data_len = sizeof(rsne_data_3), .group_cipher = IE_RSN_CIPHER_SUITE_CCMP, .pairwise_ciphers = IE_RSN_CIPHER_SUITE_CCMP, .akm_suites = IE_RSN_AKM_SUITE_8021X, .preauthentication = true, }; /* 802.11, Section 8.4.2.27.1; third example */ static const unsigned char rsne_data_4[] = { 0x30, 0x12, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x01, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x00, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x01, }; static const struct ie_rsne_info_test ie_rsne_info_test_4 = { .data = rsne_data_4, .data_len = sizeof(rsne_data_4), .group_cipher = IE_RSN_CIPHER_SUITE_WEP40, .pairwise_ciphers = IE_RSN_CIPHER_SUITE_USE_GROUP_CIPHER, .akm_suites = IE_RSN_AKM_SUITE_8021X, }; /* 802.11, Section 8.4.2.27.1; fourth example */ static const unsigned char rsne_data_5[] = { 0x30, 0x26, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x01, 0x01, 0x00, 0x01, 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, }; static const struct ie_rsne_info_test ie_rsne_info_test_5 = { .data = rsne_data_5, .data_len = sizeof(rsne_data_5), .group_cipher = IE_RSN_CIPHER_SUITE_CCMP, .pairwise_ciphers = IE_RSN_CIPHER_SUITE_CCMP, .akm_suites = IE_RSN_AKM_SUITE_8021X, .preauthentication = true, }; /* 802.11, Section 8.4.2.27.1; last example */ static const unsigned char rsne_data_6[] = { 0x30, 0x1a, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x04, 0x01, 0x00, 0x00, 0x0f, 0xac, 0x01, 0x80, 0x00, 0x00, 0x00, 0x00, 0x0f, 0xac, 0x06, }; static const struct ie_rsne_info_test ie_rsne_info_test_6 = { .data = rsne_data_6, .data_len = sizeof(rsne_data_6), .group_cipher = IE_RSN_CIPHER_SUITE_CCMP, .pairwise_ciphers = IE_RSN_CIPHER_SUITE_CCMP, .akm_suites = IE_RSN_AKM_SUITE_8021X, .mfpc = true, /* Management frame protection is enabled, not required */ }; static void ie_test_rsne_info(const void *data) { const struct ie_rsne_info_test *test = data; int r; struct ie_rsn_info info; r = ie_parse_rsne_from_data(test->data, test->data_len, &info); assert(r == 0); assert(test->group_cipher == info.group_cipher); assert(test->pairwise_ciphers == info.pairwise_ciphers); assert(test->akm_suites == info.akm_suites); assert(test->preauthentication == info.preauthentication); assert(test->no_pairwise == info.no_pairwise); assert(test->ptksa_replay_counter == info.ptksa_replay_counter); assert(test->gtksa_replay_counter == info.gtksa_replay_counter); assert(test->mfpr == info.mfpr); assert(test->mfpc == info.mfpc); assert(test->peerkey_enabled == info.peerkey_enabled); assert(test->spp_a_msdu_capable == info.spp_a_msdu_capable); assert(test->spp_a_msdu_required == info.spp_a_msdu_required); assert(test->pbac == info.pbac); assert(test->extended_key_id == info.extended_key_id); } int main(int argc, char *argv[]) { l_test_init(&argc, &argv); l_test_add("/ie/reader/static", ie_test_reader, &beacon_frame_data); l_test_add("/ie/writer/invalid-tag", ie_test_writer_invalid_tag, NULL); l_test_add("/ie/writer/invalid-len", ie_test_writer_invalid_len, NULL); l_test_add("/ie/writer/create", ie_test_writer, &beacon_frame_data); l_test_add("/ie/RSN Info Parser/Test Case 1", ie_test_rsne_info, &ie_rsne_info_test_1); l_test_add("/ie/RSN Info Parser/Test Case 2", ie_test_rsne_info, &ie_rsne_info_test_2); l_test_add("/ie/RSN Info Parser/Test Case 3", ie_test_rsne_info, &ie_rsne_info_test_3); l_test_add("/ie/RSN Info Parser/Test Case 4", ie_test_rsne_info, &ie_rsne_info_test_4); l_test_add("/ie/RSN Info Parser/Test Case 5", ie_test_rsne_info, &ie_rsne_info_test_5); l_test_add("/ie/RSN Info Parser/Test Case 6", ie_test_rsne_info, &ie_rsne_info_test_6); return l_test_run(); }