2 * Copyright (c) 2012 Carsten Munk <carsten.munk@gmail.com>
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
23 typedef unsigned int hybris_shm_pointer_t
;
26 * Allocate a space in the shared memory region of hybris
28 hybris_shm_pointer_t
hybris_shm_alloc(size_t size
);
30 * Test if the pointers points to the shm region
32 int hybris_is_pointer_in_shm(void *ptr
);
34 * Convert an offset pointer to the shared memory to an absolute pointer that can be used in user space
35 * This function will return a NULL pointer if the handle does not actually point to the shm region
37 void *hybris_get_shmpointer(hybris_shm_pointer_t handle
);
41 // vim:ts=4:sw=4:noexpandtab