| captcha_captcha | ./captcha.module | Default implementation of hook_captcha(). | 1 |  | 
          
                  | captcha_cron | ./captcha.module | Implements hook_cron(). |  |  | 
          
                  | captcha_form_alter | ./captcha.module | Implements hook_form_alter(). |  |  | 
          
                  | captcha_get_form_id_setting | ./captcha.inc | Get the CAPTCHA setting for a given form_id. | 3 |  | 
          
                  | captcha_help | ./captcha.module | Implements hook_help(). |  |  | 
          
                  | captcha_install | ./captcha.install | Implements hook_install(). |  |  | 
          
                  | captcha_point_load | ./captcha.module | Loader for Captcha Point entity. |  | 1 | 
          
                  | captcha_pre_render_process Deprecated | ./captcha.module | Pre-render callback for additional processing of a CAPTCHA form element. |  |  | 
          
                  | captcha_requirements | ./captcha.install | Implements hook_requirements(). |  |  | 
          
                  | captcha_schema | ./captcha.install | Implements hook_schema(). |  |  | 
          
                  | captcha_set_form_id_setting | ./captcha.inc | Helper function for adding/updating a CAPTCHA point. | 14 |  | 
          
                  | captcha_test_captcha | modules/captcha_test/captcha_test.module | Implements hook_captcha(). |  |  | 
          
                  | captcha_test_captcha_captcha_validation | modules/captcha_test/captcha_test.module | Validation callback. |  | 1 | 
          
                  | captcha_theme | ./captcha.module | Implements hook_theme(). |  |  | 
          
                  | captcha_validate | ./captcha.module | CAPTCHA validation handler. |  | 1 | 
          
                  | captcha_validate_case_insensitive_equality | ./captcha.module | CAPTCHA validation function to tests case insensitive equality. |  | 1 | 
          
                  | captcha_validate_case_insensitive_ignore_spaces | ./captcha.module | Validation function to tests case insensitive equality while ignoring spaces. |  | 1 | 
          
                  | captcha_validate_ignore_spaces | ./captcha.module | CAPTCHA validation function to tests equality while ignoring spaces. |  | 1 | 
          
                  | captcha_validate_strict_equality | ./captcha.module | CAPTCHA validation function to tests strict equality. |  | 2 | 
          
                  | foo_captcha_captcha | ./captcha.api.php | Implements hook_captcha(). |  |  | 
          
                  | foo_captcha_custom_advance_validation | ./captcha.api.php | Custom Advance CAPTCHA validation function. |  |  | 
          
                  | foo_captcha_custom_validation | ./captcha.api.php | Custom CAPTCHA validation function. |  | 1 | 
          
                  | foo_captcha_help | ./captcha.api.php | Implements hook_help(). |  |  | 
          
                  | foo_captcha_menu | ./captcha.api.php | Implements hook_menu(). |  |  | 
          
                  | hook_captcha_placement_map | ./captcha.api.php | Implements hook_captcha_placement_map(). |  |  | 
          
                  | image_captcha_after_build_process | image_captcha/image_captcha.module | Add image refresh button to captcha form element. |  | 1 | 
          
                  | image_captcha_captcha | image_captcha/image_captcha.module | Implements hook_captcha(). |  |  | 
          
                  | image_captcha_element_info_alter | image_captcha/image_captcha.module | Implements hook_element_info_alter(). |  |  | 
          
                  | image_captcha_font_preview | image_captcha/image_captcha.admin.inc | Menu handler for font preview request. |  |  | 
          
                  | image_captcha_help | image_captcha/image_captcha.module | Implements hook_help(). |  |  | 
          
                  | image_captcha_install | image_captcha/image_captcha.install | Implements hook_install(). |  |  | 
          
                  | image_captcha_requirements | image_captcha/image_captcha.install | Implements hook_requirements(). |  |  | 
          
                  | image_captcha_theme | image_captcha/image_captcha.module | Implements hook_theme(). |  |  | 
          
                  | template_preprocess_captcha | ./captcha.module | Theme function for a CAPTCHA element. |  |  | 
          
                  | _captcha_generate_captcha_session | ./captcha.inc | Helper function for generating a new CAPTCHA session. | 2 |  | 
          
                  | _captcha_get_captcha_placement | ./captcha.inc | Helper function to get placement information for a given form_id. | 1 |  | 
          
                  | _captcha_get_description | ./captcha.inc | Get the CAPTCHA description. | 3 |  | 
          
                  | _captcha_get_error_message | ./captcha.inc | Gets the error message for when a user enters an incorrect CAPTCHA answer. | 2 |  | 
          
                  | _captcha_get_posted_captcha_info | ./captcha.module | Helper function for getting the posted CAPTCHA info. | 1 |  | 
          
                  | _captcha_parse_captcha_type | ./captcha.inc | Parse or interpret the given captcha_type. | 1 |  | 
          
                  | _captcha_required_for_user | ./captcha.inc | Helper function for checking if CAPTCHA is required for user. | 2 |  | 
          
                  | _captcha_search_buttons | ./captcha.inc | Helper function for searching the buttons in a form. | 1 |  | 
          
                  | _captcha_update_captcha_session | ./captcha.inc | Helper function for updating the solution in the CAPTCHA session table. | 1 |  | 
          
                  | _image_captcha_check_fonts | image_captcha/image_captcha.module | Helper function for checking if the specified fonts are available. | 2 |  | 
          
                  | _image_captcha_check_setup | image_captcha/image_captcha.module | Helper function for checking the setup of the Image CAPTCHA. | 5 |  | 
          
                  | _image_captcha_get_available_fonts_from_directories | image_captcha/image_captcha.module | Helper function to get fonts from the given directories. | 2 |  | 
          
                  | _image_captcha_get_enabled_fonts | image_captcha/image_captcha.module | Getter for fonts to use in the image CAPTCHA. | 3 |  | 
          
                  | _image_captcha_get_font_uri | image_captcha/image_captcha.module | Helper function to get font(s). | 2 |  | 
          
                  | _image_captcha_image_size | image_captcha/image_captcha.module | Helper function for calculating image height and width. | 2 |  | 
          
                  | _image_captcha_utf8_split | image_captcha/image_captcha.module | Helper function for splitting an utf8 string correctly in characters. | 4 |  |