#include "apr.h"
#include "apr_atomic.h"
#include <stdlib.h>
APR_DECLARE(apr_status_t) apr_atomic_init(apr_pool_t *pool)
{
return APR_SUCCESS;
}
APR_DECLARE(apr_uint32_t) apr_atomic_add32(volatile apr_uint32_t *mem, apr_uint32_t val)
{
return atomic_xchgadd((unsigned long *)mem,(unsigned long)val);
}
APR_DECLARE(void) apr_atomic_sub32(volatile apr_uint32_t *mem, apr_uint32_t val)
{
atomic_sub((unsigned long *)mem,(unsigned long)val);
}
APR_DECLARE(apr_uint32_t) apr_atomic_inc32(volatile apr_uint32_t *mem)
{
return atomic_xchgadd((unsigned long *)mem, 1);
}
APR_DECLARE(void) apr_atomic_set32(volatile apr_uint32_t *mem, apr_uint32_t val)
{
*mem = val;
}
APR_DECLARE(apr_uint32_t) apr_atomic_read32(volatile apr_uint32_t *mem)
{
return *mem;
}
APR_DECLARE(apr_uint32_t) apr_atomic_cas32(volatile apr_uint32_t *mem, apr_uint32_t with,apr_uint32_t cmp)
{
return atomic_cmpxchg((unsigned long *)mem,(unsigned long)cmp,(unsigned long)with);
}
APR_DECLARE(apr_uint32_t) apr_atomic_xchg32(volatile apr_uint32_t *mem, apr_uint32_t val)
{
return atomic_xchg((unsigned long *)mem,(unsigned long)val);
}
APR_DECLARE(int) apr_atomic_dec32(volatile apr_uint32_t *mem)
{
return (atomic_xchgadd((unsigned long *)mem, 0xFFFFFFFF) - 1);
}
APR_DECLARE(void *) apr_atomic_casptr(volatile void **mem, void *with, const void *cmp)
{
return (void*)atomic_cmpxchg((unsigned long *)mem,(unsigned long)cmp,(unsigned long)with);
}
APR_DECLARE(void*) apr_atomic_xchgptr(volatile void **mem, void *with)
{
return (void*)atomic_xchg((unsigned long *)mem,(unsigned long)with);
}