You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
45 lines
952 B
45 lines
952 B
#include <sys/types.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "interface.h"
|
|
|
|
#ifndef TRUE
|
|
#define TRUE 1
|
|
#endif // TRUE
|
|
|
|
static
|
|
inline
|
|
int
|
|
comp(const void * _a, const void * _b)
|
|
{
|
|
const struct interface * a = **(const struct interface ***)_a;
|
|
const struct interface * b = **(const struct interface ***)_b;
|
|
return ((a)<(b))? -1 : ((a)>(b))? 1 : 0;
|
|
}
|
|
|
|
/**
|
|
* this one is important in selector functions to get the correct interface
|
|
* implementation of a class.
|
|
*/
|
|
struct interface *
|
|
interfaceGet(iface_impl_ptr iface_impl, const iface_ptr _iface)
|
|
{
|
|
const iface_ptr * iface = &_iface;
|
|
void * dummy;
|
|
|
|
if (! iface_impl->simpl) {
|
|
qsort((void**)(iface_impl->impl), iface_impl->nimpl, sizeof(iface_ptr), comp);
|
|
iface_impl->simpl=TRUE;
|
|
}
|
|
|
|
dummy = bsearch(
|
|
&iface,
|
|
iface_impl->impl,
|
|
iface_impl->nimpl,
|
|
sizeof(iface_ptr),
|
|
comp);
|
|
|
|
return dummy? *(struct interface **)dummy : dummy;
|
|
}
|
|
|
|
// vim: set ts=4 sw=4:
|