sxfworks / fixed_ring_buffer Goto Github PK
View Code? Open in Web Editor NEWLicense: MIT License
License: MIT License
Example:
fn main() {
let mut buffer = fixed_ring_buffer::fixed_buffer::FixedBuffer::alloc(1);
buffer.write_at(&[1,2,3,4], 4, 100);
}
Result:
$ RUSTFLAGS=-Zsanitizer=address cargo run
=================================================================
==187352==ERROR: AddressSanitizer: heap-buffer-overflow on address 0x602000000094 at pc 0x5566b8f17c52 bp 0x7ffd733c7140 sp 0x7ffd733c6910
...
SUMMARY: AddressSanitizer: heap-buffer-overflow (...) (BuildId: fb1f45dacd5ba7c097dc22ba42c33c71b5dbc90a)
Shadow bytes around the buggy address:
0x0c047fff7fc0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7fd0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7fe0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff7ff0: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
0x0c047fff8000: fa fa 05 fa fa fa 01 fa fa fa fa fa fa fa fa fa
=>0x0c047fff8010: fa fa[fa]fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8020: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8030: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8040: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8050: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
0x0c047fff8060: fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa fa
Shadow byte legend (one shadow byte represents 8 application bytes):
Addressable: 00
Partially addressable: 01 02 03 04 05 06 07
Heap left redzone: fa
Freed heap region: fd
Stack left redzone: f1
Stack mid redzone: f2
Stack right redzone: f3
Stack after return: f5
Stack use after scope: f8
Global redzone: f9
Global init order: f6
Poisoned by user: f7
Container overflow: fc
Array cookie: ac
Intra object redzone: bb
ASan internal: fe
Left alloca redzone: ca
Right alloca redzone: cb
==187352==ABORTING
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