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ci(esp_wifi): Add h2e testcase

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This commit is contained in:
Kapil Gupta
2025-04-03 14:45:26 +05:30
parent ba9387b511
commit f025008d4e
2 changed files with 153 additions and 0 deletions
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1
components/wpa_supplicant/test_apps/main/CMakeLists.txt
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@@ -5,6 +5,7 @@ idf_component_register(SRCS
"test_fast_pbkdf2.c"
"test_offchannel.c"
"test_sae.c"
"test_sae_h2e.c"
"test_wpa_supplicant_main.c"
"test_wifi_external_bss.c"
PRIV_INCLUDE_DIRS "."

152
components/wpa_supplicant/test_apps/main/test_sae_h2e.c Normal file
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@@ -0,0 +1,152 @@
/*
* SPDX-FileCopyrightText: 2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
#ifdef CONFIG_WPA3_SAE
#include <stdio.h>
#include <ctype.h>
#include <errno.h>
#include <stdlib.h>
#include <time.h>
#include "unity.h"
#include <string.h>
#include "utils/common.h"
#include "utils/includes.h"
#include "crypto/crypto.h"
#include "common/sae.h"
#include "utils/wpabuf.h"
#include "test_utils.h"
#include "test_wpa_supplicant_common.h"
/* Helper functions for random SSID and password generation */
static void generate_random_string(char *str, size_t len, bool include_special)
{
const char charset[] = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789";
const char special_chars[] = "!@#$%^&*()_+-=[]{}|;:,.<>?";
size_t charset_len = strlen(charset);
size_t special_len = strlen(special_chars);
srand(time(NULL));
for (size_t i = 0; i < len - 1; i++) {
if (include_special && (rand() % 4 == 0) && i > 0) { // 25% chance for special char
str[i] = special_chars[rand() % special_len];
} else {
str[i] = charset[rand() % charset_len];
}
}
str[len - 1] = '\0';
}
static void generate_random_ssid(char *ssid, size_t *ssid_len)
{
*ssid_len = (rand() % 28) + 4; // Random length between 4 and 32
generate_random_string(ssid, *ssid_len + 1, false); // +1 for null terminator
}
static void generate_random_password(char *password)
{
size_t len = (rand() % 48) + 16; // Random length between 16 and 63
generate_random_string(password, len + 1, true); // +1 for null terminator
}
TEST_CASE("Test SAE H2E complete workflow", "[wpa3_sae_h2e]")
{
set_leak_threshold(600);
struct sae_data sae;
struct wpabuf *buf = NULL;
const u8 addr1[ETH_ALEN] = { 0x4d, 0x3f, 0x2f, 0xff, 0xe3, 0x87 };
const u8 addr2[ETH_ALEN] = { 0xa5, 0xd8, 0xaa, 0x95, 0x8e, 0x3c };
char password[64];
char ssid[33];
size_t ssid_len;
/* Generate random SSID and password */
generate_random_ssid(ssid, &ssid_len);
generate_random_password(password);
ESP_LOGI("H2E", "\nUsing random credentials:");
ESP_LOGI("H2E", "SSID: %s (len=%zu)", ssid, ssid_len);
ESP_LOGI("H2E", "Password: %s (len=%zu)", password, strlen(password));
/* Step 1: Test H2E initialization */
ESP_LOGI("H2E", "\nStep 1: Testing H2E initialization");
memset(&sae, 0, sizeof(sae));
ESP_LOGI("H2E", "- Initial SAE state: h2e=%d", sae.h2e);
TEST_ASSERT_MESSAGE(sae_set_group(&sae, IANA_SECP256R1) == 0, "Failed to set SAE group");
ESP_LOGI("H2E", "- After group set: group=%d", sae.group);
TEST_ASSERT_MESSAGE(sae.h2e == 0, "H2E should be disabled by default");
sae.h2e = 1;
ESP_LOGI("H2E", "- After H2E enable: h2e=%d", sae.h2e);
TEST_ASSERT_MESSAGE(sae.h2e == 1, "Failed to enable H2E");
/* Step 2: Test password identifier validation */
ESP_LOGI("H2E", "\nStep 2: Testing password identifier validation");
ESP_LOGI("H2E", "- Addr1: %02x:%02x:%02x:%02x:%02x:%02x",
addr1[0], addr1[1], addr1[2], addr1[3], addr1[4], addr1[5]);
ESP_LOGI("H2E", "- Addr2: %02x:%02x:%02x:%02x:%02x:%02x",
addr2[0], addr2[1], addr2[2], addr2[3], addr2[4], addr2[5]);
struct sae_pt *pt = sae_derive_pt(NULL, (const u8 *)ssid, ssid_len,
(const u8 *)password, strlen(password), NULL);
TEST_ASSERT_MESSAGE(pt != NULL, "Failed to derive PT");
TEST_ASSERT_MESSAGE(sae_prepare_commit_pt(&sae, pt, addr1, addr2, NULL, NULL) == 0,
"Failed to prepare SAE commit with password");
sae.state = SAE_NOTHING;
ESP_LOGI("H2E", "- After commit prep: h2e=%d, tmp=%p", sae.h2e, (void*)sae.tmp);
TEST_ASSERT_MESSAGE(sae.h2e == 1, "H2E state not maintained after commit preparation");
TEST_ASSERT_MESSAGE(sae.tmp != NULL, "Temporary data not allocated");
/* Step 3: Test commit message validation */
ESP_LOGI("H2E", "\nStep 3: Testing commit message validation");
buf = wpabuf_alloc(1000);
ESP_LOGI("H2E", "- Allocated buffer size: 1000 bytes");
TEST_ASSERT_MESSAGE(buf != NULL, "Failed to allocate commit message buffer");
TEST_ASSERT_MESSAGE(sae_write_commit(&sae, buf, NULL, NULL) == 0,
"Failed to write SAE commit message");
sae.state = SAE_COMMITTED;
ESP_LOGI("H2E", "- Commit message length: %zu bytes", wpabuf_len(buf));
TEST_ASSERT_MESSAGE(wpabuf_len(buf) > 0, "Commit message length is zero");
ESP_LOGI("H2E", "- Parsing commit message...");
/* Reset SAE context for parsing */
sae_clear_data(&sae);
memset(&sae, 0, sizeof(sae));
/* Initialize SAE parameters for parsing */
TEST_ASSERT_MESSAGE(sae_set_group(&sae, IANA_SECP256R1) == 0, "Failed to set SAE group for parsing");
sae.h2e = 1;
sae.state = SAE_COMMITTED;
/* Parse the commit message */
TEST_ASSERT_MESSAGE(sae_parse_commit(&sae, wpabuf_head(buf), wpabuf_len(buf),
NULL, NULL, NULL, 1) == 0,
"Failed to parse SAE commit message");
TEST_ASSERT_MESSAGE(sae.peer_commit_scalar != NULL,
"Peer commit scalar not parsed");
TEST_ASSERT_MESSAGE(sae.tmp != NULL &&
(sae.tmp->peer_commit_element_ecc != NULL || sae.tmp->peer_commit_element_ffc != NULL),
"Peer commit element not parsed");
ESP_LOGI("H2E", "- Commit message parsed successfully");
/* Cleanup */
if (buf) {
wpabuf_free(buf);
buf = NULL;
}
/* Free SAE PT data */
if (pt) {
sae_deinit_pt(pt);
pt = NULL;
}
sae_clear_data(&sae);
}
#endif /* CONFIG_WPA3_SAE */