sources/liblfds/slist/slist_get_and_set.c File Reference

#include "slist_internal.h"

Go to the source code of this file.

Functions
int	slist_get_user_data_from_element (struct slist_element *se, void **user_data)
struct slist_element *	slist_get_head (struct slist_state *ss, struct slist_element **se)
struct slist_element *	slist_get_next (struct slist_element *se, struct slist_element **next_se)
struct slist_element *	slist_get_head_and_then_next (struct slist_state *ss, struct slist_element **se)
void	slist_internal_move_to_first_undeleted_element (struct slist_element **se)

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Function Documentation

struct slist_element* slist_get_head	(	struct slist_state *	ss,
		struct slist_element **	se
	)		[read]

Definition at line 17 of file slist_get_and_set.c.

References slist_state::head, and slist_internal_move_to_first_undeleted_element().

Referenced by slist_get_head_and_then_next().

{
  *se = (struct slist_element *) ss->head;

  slist_internal_move_to_first_undeleted_element( se );

  return( *se );
}

struct slist_element* slist_get_head_and_then_next	(	struct slist_state *	ss,
		struct slist_element **	se
	)		[read]

Definition at line 35 of file slist_get_and_set.c.

References slist_get_head(), and slist_get_next().

Referenced by _destroy_channel_manager(), _hlx_event_return_handler_by_hash(), _hlx_get_channel_by_hash(), hlx_event_manager_destroy(), and hlx_event_notify().

{
  if( *se == 0 )
    slist_get_head( ss, se );
  else
    slist_get_next( *se, se );

  return( *se );
}

struct slist_element* slist_get_next	(	struct slist_element *	se,
		struct slist_element **	next_se
	)		[read]

Definition at line 26 of file slist_get_and_set.c.

References slist_element::next, and slist_internal_move_to_first_undeleted_element().

Referenced by slist_get_head_and_then_next().

{
  *next_se = (struct slist_element *) se->next;

  slist_internal_move_to_first_undeleted_element( next_se );

  return( *next_se );
}

int slist_get_user_data_from_element	(	struct slist_element *	se,
		void **	user_data
	)

Definition at line 4 of file slist_get_and_set.c.

References SLIST_FLAG_DELETED, SLIST_FLAGS, SLIST_USER_DATA, and slist_element::user_data_and_flags.

Referenced by _destroy_channel_manager(), _hlx_event_return_handler_by_hash(), _hlx_get_channel_by_hash(), hlx_event_manager_destroy(), and hlx_event_notify().

{
  int
    rv = 1;

  *user_data = (void *) se->user_data_and_flags[SLIST_USER_DATA];

  if( (atom_t) se->user_data_and_flags[SLIST_FLAGS] & SLIST_FLAG_DELETED )
    rv = 0;

  return( rv );
}

void slist_internal_move_to_first_undeleted_element

(

struct slist_element **

se

)

Definition at line 45 of file slist_get_and_set.c.

References and, SLIST_FLAG_DELETED, and SLIST_FLAGS.

Referenced by slist_get_head(), and slist_get_next().

{
  while( *se != 0 and (atom_t) (*se)->user_data_and_flags[SLIST_FLAGS] & SLIST_FLAG_DELETED )
    (*se) = (struct slist_element *) (*se)->next;

  return;
}