/*

   +----------------------------------------------------------------------+

   | Copyright © The PHP Group and Contributors.                          |

   +----------------------------------------------------------------------+

   | This source file is subject to the Modified BSD License that is      |

   | bundled with this package in the file LICENSE, and is available      |

   | through the World Wide Web at <https://www.php.net/license/>.        |

   |                                                                      |

   | SPDX-License-Identifier: BSD-3-Clause                                |

   +----------------------------------------------------------------------+

   | Author: Stig Bakken <ssb@php.net>                                    |

   +----------------------------------------------------------------------+

*/

#include "php.h"

#include "php_ticks.h"

struct st_tick_function

{

  void (*func)(int, void *);

  void *arg;

};

void php_startup_ticks(void)

{

  zend_llist_init(&PG(tick_functions), sizeof(struct st_tick_function), NULL, 1);

}

void php_deactivate_ticks(void)

{

  zend_llist_clean(&PG(tick_functions));

}

void php_shutdown_ticks(php_core_globals *core_globals)

{

  zend_llist_destroy(&core_globals->tick_functions);

}

static int php_compare_tick_functions(void *elem1, void *elem2)

{

  struct st_tick_function *e1 = (struct st_tick_function *)elem1;

  struct st_tick_function *e2 = (struct st_tick_function *)elem2;

  return e1->func == e2->func && e1->arg == e2->arg;

}

PHPAPI void php_add_tick_function(void (*func)(int, void*), void * arg)

{

  struct st_tick_function tmp = {func, arg};

  zend_llist_add_element(&PG(tick_functions), (void *)&tmp);

}

PHPAPI void php_remove_tick_function(void (*func)(int, void *), void * arg)

{

  struct st_tick_function tmp = {func, arg};

  zend_llist_del_element(&PG(tick_functions), (void *)&tmp, (int(*)(void*, void*))php_compare_tick_functions);

}

static void php_tick_iterator(void *d, void *arg)

{

  struct st_tick_function *data = (struct st_tick_function *)d;

  data->func(*((int *)arg), data->arg);

}

void php_run_ticks(int count)

{

  zend_llist_apply_with_argument(&PG(tick_functions), (llist_apply_with_arg_func_t) php_tick_iterator, &count);

}