tizen beta release

1 files changed, 80 insertions, 0 deletions

diff --git a/include/avsys-common.h b/include/avsys-common.h
new file mode 100644
index 0000000..b7ad027
--- /dev/null
+++ b/include/avsys-common.h
@@ -0,0 +1,80 @@
+/*
+ * avsystem
+ *
+ * Copyright (c) 2000 - 2011 Samsung Electronics Co., Ltd. All rights reserved.
+ *
+ * Contact: Jonghyuk Choi <jhchoi.choi@samsung.com>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ */
+
+#ifndef __AVSYS_COMMON_H__
+#define __AVSYS_COMMON_H__
+
+#include <stdlib.h>
+#include <sys/syscall.h>
+
+#ifdef __cplusplus
+    extern "C" {
+#endif
+#define EXPORT_API __attribute__((__visibility__("default")))
+
+#define AVSYS_MAGIC_START   "TSVA"
+#define AVSYS_MAGIC_END     "NEVA"
+
+#define AVSYS_KEY_PREFIX_AUDIO 0x10
+#define AVSYS_KEY_PREFIX_GEN(X,Y) ((X) + (Y))
+
+typedef struct {
+    char    *key_path;
+    int     key_prefix;
+    int     size;
+} avsys_shm_param_t;
+
+typedef struct {
+    char    *key_path;
+    int     key_prefix;
+} avsys_sync_param_t;
+
+
+#define LOCK_TIMEOUT_SEC 6
+
+/* get thread id : Not implemented 'gettid' at system libs. */
+#define avsys_gettid() (long int)syscall(__NR_gettid)
+
+/* memory */
+void * avsys_malloc(size_t size);
+void avsys_free(void *ptr);
+#define avsys_mem_check(ptr) ( (memcmp(AVSYS_MAGIC_START, ((char*)(ptr))-8, 4) == 0) && \
+                                                (memcmp(AVSYS_MAGIC_END, ((char*)(ptr))+(*((int*)((ptr)-4))), 4) == 0) )
+
+/* shared memory */
+int avsys_create_shm(const avsys_shm_param_t* param);
+int avsys_remove_shm(const avsys_shm_param_t* param);
+void* avsys_get_shm(const avsys_shm_param_t* param);
+
+/* Sync object */
+int avsys_create_sync(const avsys_sync_param_t *param);
+int avsys_remove_sync(const avsys_sync_param_t *param);
+int avsys_lock_sync(const avsys_sync_param_t *param);
+int avsys_unlock_sync(const avsys_sync_param_t *param);
+
+/* Privilege */
+int avsys_check_root_privilege(void);
+
+#ifdef __cplusplus
+	}
+#endif
+
+#endif /* __AVSYS_COMMON_H__ */