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Kernel/aarch64: Add implementations for safe_memset and safe_strnlen

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They currently do not actually implement a safe memset or safe strnlen,
but this initial implementation works fine for now.
This commit is contained in:
Timon Kruiper 2023-01-30 16:27:36 +01:00 committed by Jelle Raaijmakers
parent d1eec20773
commit a98c0c3e51
Notes: sideshowbarker 2024-07-17 07:25:39 +09:00 
Author: https://github.com/FireFox317
Commit: https://github.com/SerenityOS/serenity/commit/a98c0c3e51
Pull-request: https://github.com/SerenityOS/serenity/pull/17258
Reviewed-by: https://github.com/ADKaster
Reviewed-by: https://github.com/nico ✅
1 changed files with 7 additions and 6 deletions
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13
Kernel/Arch/aarch64/SafeMem.cpp
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@ -9,16 +9,17 @@
namespace Kernel {
bool safe_memset(void*, int, size_t, void*&)
bool safe_memset(void* dest_ptr, int c, size_t n, void*&)
{
TODO_AARCH64();
return false;
// FIXME: Actually implement a safe memset.
memset(dest_ptr, c, n);
return true;
}
ssize_t safe_strnlen(char const*, unsigned long, void*&)
ssize_t safe_strnlen(char const* str, unsigned long max_n, void*&)
{
TODO_AARCH64();
return 0;
// FIXME: Actually implement a safe strnlen.
return strnlen(str, max_n);
}
bool safe_memcpy(void* dest_ptr, void const* src_ptr, unsigned long n, void*&)