Request device certificate

esp32_device/main/secure_api.c

@@ -42,11 +42,8 @@ static char *process_secure_request(const char *uri, const char *body)
     return res;
 }
 
-enum DevEnrollmentStatus secure_api_get_device_enrollment_status()
+static char *dev_escaped_name()
 {
-    ESP_LOGI(TAG, "Will check device enrollment status");
-
-    // Prepare URI
     unsigned char *name = (unsigned char *)dev_name();
     assert(name);
     size_t escaped_name_len = http_client_escape_uri(NULL, name, strlen((char *)name));
@@ -55,6 +52,15 @@ enum DevEnrollmentStatus secure_api_get_device_enrollment_status()
     http_client_escape_uri(escaped_name, name, strlen((char *)name));
     free(name);
 
+    return (char *)escaped_name;
+}
+
+enum DevEnrollmentStatus secure_api_get_device_enrollment_status()
+{
+    ESP_LOGI(TAG, "Will check device enrollment status");
+
+    // Prepare URI
+    char *escaped_name = dev_escaped_name();
     char *uri = calloc(1, 255);
     assert(uri);
     sprintf(uri, "/devices_api/mgmt/enrollment_status?id=%s", escaped_name);
@@ -162,4 +168,28 @@ int secure_api_enroll_device()
     free(res);
 
     return 0;
+}
+
+char *secure_api_get_dev_certificate()
+{
+    ESP_LOGI(TAG, "Will request device certificate");
+
+    // Prepare URI
+    char *escaped_name = dev_escaped_name();
+    char *uri = calloc(1, 255);
+    assert(uri);
+    sprintf(uri, "/devices_api/mgmt/get_certificate?id=%s", escaped_name);
+    free(escaped_name);
+
+    char *res = process_secure_request(uri, NULL);
+
+    free(uri);
+
+    if (res == NULL)
+    {
+        ESP_LOGE(TAG, "Failed to query device certificate!");
+        return NULL;
+    }
+
+    return res;
 }