common: no logic change, remove spaces

ulab-next-nosound
Jay Sorg 10 years ago
parent 4015f526db
commit c0ce0821ec

@ -23,10 +23,10 @@
/**
* Create new fifo data struct
*
*
* @return pointer to new FIFO or NULL if system out of memory
*****************************************************************************/
FIFO * APP_CC
fifo_create(void)
{
@ -36,12 +36,12 @@ fifo_create(void)
/**
* Delete specified FIFO
*****************************************************************************/
void APP_CC
fifo_delete(FIFO *self)
{
USER_DATA *udp;
if (!self)
return;
@ -51,56 +51,56 @@ fifo_delete(FIFO *self)
g_free(self);
return;
}
if (self->head == self->tail)
{
/* only one item in FIFO */
if (self->auto_free)
g_free(self->head->item);
g_free(self->head);
g_free(self);
return;
}
/* more then one item in FIFO */
while (self->head)
{
udp = self->head;
if (self->auto_free)
g_free(udp->item);
self->head = udp->next;
g_free(udp);
}
g_free(self);
}
/**
* Add an item to the specified FIFO
*
*
* @param self FIFO to operate on
* @param item item to add to specified FIFO
*
*
* @return 0 on success, -1 on error
*****************************************************************************/
*****************************************************************************/
int APP_CC
fifo_add_item(FIFO *self, void *item)
{
USER_DATA *udp;
if (!self || !item)
return -1;
if ((udp = (USER_DATA *) g_malloc(sizeof(USER_DATA), 0)) == 0)
return -1;
udp->item = item;
udp->next = 0;
/* if fifo is empty, add to head */
if (!self->head)
{
@ -108,31 +108,31 @@ fifo_add_item(FIFO *self, void *item)
self->tail = udp;
return 0;
}
/* add to tail */
self->tail->next = udp;
self->tail = udp;
return 0;
}
/**
* Return an item from top of FIFO
*
*
* @param self FIFO to operate on
*
*
* @return top item from FIFO or NULL if FIFO is empty
*****************************************************************************/
*****************************************************************************/
void * APP_CC
fifo_remove_item(FIFO *self)
{
void *item;
USER_DATA *udp;
if (!self || !self->head)
return 0;
if (self->head == self->tail)
{
/* only one item in FIFO */
@ -142,7 +142,7 @@ fifo_remove_item(FIFO *self)
self->tail = 0;
return item;
}
/* more then one item in FIFO */
udp = self->head;
item = self->head->item;
@ -153,17 +153,17 @@ fifo_remove_item(FIFO *self)
/**
* Return FIFO status
*
*
* @param self FIFO to operate on
*
*
* @return true if FIFO is empty, false otherwise
*****************************************************************************/
*****************************************************************************/
int APP_CC
fifo_is_empty(FIFO *self)
{
if (!self)
return 1;
return (self->head == 0);
}

@ -17,7 +17,7 @@
*
* FIFO implementation to store pointer to data struct
*/
#ifndef _FIFO_H
#define _FIFO_H

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