1 // Copyright 2022, The Android Open Source Project
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License");
4 // you may not use this file except in compliance with the License.
5 // You may obtain a copy of the License at
6 //
7 //     http://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS,
11 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 // See the License for the specific language governing permissions and
13 // limitations under the License.
14 
15 //! Linker-defined symbols.
16 
17 extern "C" {
18     /// Stack canary value
19     pub static __stack_chk_guard: u64;
20     /// First byte beyond the pre-loaded binary.
21     pub static bin_end: u8;
22     /// First byte of the `.bss` section.
23     pub static bss_begin: u8;
24     /// First byte beyond the `.bss` section.
25     pub static bss_end: u8;
26     /// First byte of the (loaded) `.data` section.
27     pub static data_begin: u8;
28     /// First byte beyond the (loaded) `.data` section.
29     pub static data_end: u8;
30     /// First byte of the pre-loaded `.data` section.
31     pub static data_lma: u8;
32     /// First byte of the `.dtb` section.
33     pub static dtb_begin: u8;
34     /// First byte beyond the `.dtb` section.
35     pub static dtb_end: u8;
36     /// First byte of the region available for the exception handler stack.
37     pub static eh_stack_limit: u8;
38     /// First byte past the region available for the stack.
39     pub static init_stack_pointer: u8;
40     /// First byte of the `.rodata` section.
41     pub static rodata_begin: u8;
42     /// First byte beyond the `.rodata` section.
43     pub static rodata_end: u8;
44     /// First byte of the region available for the stack.
45     pub static stack_limit: u8;
46     /// First byte of the `.text` section.
47     pub static text_begin: u8;
48     /// First byte beyond the `.text` section.
49     pub static text_end: u8;
50 }
51