diff options
| author | EmulatedSeasons <89668582+EmulatedSeasons@users.noreply.github.com> | 2024-07-18 22:25:44 -0400 |
|---|---|---|
| committer | EmulatedSeasons <89668582+EmulatedSeasons@users.noreply.github.com> | 2024-09-03 14:07:04 -0400 |
| commit | 8eda325ede02d3fc606a34f7fa3c4922b05a84e4 (patch) | |
| tree | 881da3ba217871a002e6e79bdfc90149cc589e1d /kernel/std/memmove.c | |
| parent | 82bcab74e6e0c581dcf4ac4d7997aec5c5e14aae (diff) | |
Remerged the std stuff into the kernel
Diffstat (limited to 'kernel/std/memmove.c')
| -rw-r--r-- | kernel/std/memmove.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/kernel/std/memmove.c b/kernel/std/memmove.c new file mode 100644 index 0000000..98c787f --- /dev/null +++ b/kernel/std/memmove.c @@ -0,0 +1,14 @@ +#include <string.h>
+
+void* memmove(void* dstptr, const void* srcptr, size_t size) {
+ unsigned char* dst = (unsigned char*) dstptr;
+ const unsigned char* src = (const unsigned char*) srcptr;
+ if (dst < src) {
+ for (size_t i = 0; i < size; i++)
+ dst[i] = src[i];
+ } else {
+ for (size_t i = size; i != 0; i--)
+ dst[i-1] = src[i-1];
+ }
+ return dstptr;
+}
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