1 /*
2  * Copyright (C) 2008 The Android Open Source Project
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions
7  * are met:
8  *  * Redistributions of source code must retain the above copyright
9  *    notice, this list of conditions and the following disclaimer.
10  *  * Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in
12  *    the documentation and/or other materials provided with the
13  *    distribution.
14  *
15  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
16  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
17  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
18  * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
19  * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
22  * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
25  * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
26  * SUCH DAMAGE.
27  */
28 
29 #pragma once
30 
31 #include <stdint.h>
32 #include <sys/cdefs.h>
33 
34 typedef void init_func_t(int, char*[], char*[]);
35 typedef void fini_func_t(void);
36 
37 typedef struct {
38   init_func_t** preinit_array;
39   init_func_t** init_array;
40   fini_func_t** fini_array;
41   // Below fields are only available in static executables.
42   size_t preinit_array_count;
43   size_t init_array_count;
44   size_t fini_array_count;
45 } structors_array_t;
46 
47 __BEGIN_DECLS
48 
49 extern int main(int argc, char** argv, char** env);
50 
51 __noreturn void __libc_init(void* raw_args,
52                             void (*onexit)(void),
53                             int (*slingshot)(int, char**, char**),
54                             structors_array_t const* const structors);
55 __LIBC_HIDDEN__ void __libc_fini(void* finit_array);
56 
57 __END_DECLS
58 
59 #if defined(__cplusplus)
60 
61 __LIBC_HIDDEN__ void __libc_init_globals();
62 
63 __LIBC_HIDDEN__ void __libc_init_common();
64 
65 __LIBC_HIDDEN__ void __libc_init_scudo();
66 
67 __LIBC_HIDDEN__ void __libc_init_mte_late();
68 
69 __LIBC_HIDDEN__ void __libc_init_AT_SECURE(char** envp);
70 
71 // The fork handler must be initialised after __libc_init_malloc, as
72 // pthread_atfork may call malloc() during its once-init.
73 __LIBC_HIDDEN__ void __libc_init_fork_handler();
74 
75 __LIBC_HIDDEN__ void __libc_set_target_sdk_version(int target);
76 
77 #endif
78