diff options
| author | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2026-03-02 23:04:09 +0000 |
|---|---|---|
| committer | Jean-Sébastien Pédron <dumbbell@FreeBSD.org> | 2026-04-06 19:28:08 +0000 |
| commit | 362136ed4987230269740f54531f6a945f00d135 (patch) | |
| tree | 2810a33276bafc13c9d299c05872729739448f7d | |
| parent | b2751d956e5b32507bb63aff2db3e5d6b3b38ad1 (diff) | |
linuxkpi: Add `strtomem()` and `strtomem_pad()`
The DRM generic code started to use `strtomem_pad()` in Linux 6.11.
Reviewed by: bz
Sponsored by: The FreeBSD Foundation
Differential Revision: https://reviews.freebsd.org/D55729
| -rw-r--r-- | sys/compat/linuxkpi/common/include/linux/string.h | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sys/compat/linuxkpi/common/include/linux/string.h b/sys/compat/linuxkpi/common/include/linux/string.h index f7b64560d254..0b858e7af623 100644 --- a/sys/compat/linuxkpi/common/include/linux/string.h +++ b/sys/compat/linuxkpi/common/include/linux/string.h @@ -303,6 +303,22 @@ memcpy_and_pad(void *dst, size_t dstlen, const void *src, size_t len, int ch) } } +#define strtomem(dst, src) do { \ + size_t dstlen = ARRAY_SIZE(dst); \ + size_t srclen = __builtin_object_size(src, 1); \ + srclen = MIN(srclen, dstlen); \ + srclen = strnlen(src, srclen); \ + memcpy(dst, src, srclen); \ +} while (0) + +#define strtomem_pad(dst, src, pad) do { \ + size_t dstlen = ARRAY_SIZE(dst); \ + size_t srclen = __builtin_object_size(src, 1); \ + srclen = MIN(srclen, dstlen); \ + srclen = strnlen(src, srclen); \ + memcpy_and_pad(dst, dstlen, src, srclen, pad); \ +} while (0) + #define memset_startat(ptr, bytepat, smember) \ ({ \ uint8_t *_ptr = (uint8_t *)(ptr); \ |