ulib Add umallocbig() and ufreebig() for non-fragmented allocations

2025-11-09 22:21:19 +01:00
parent 02d60129b1
commit 4084336705
3 changed files with 19 additions and 0 deletions
--- a/ulib/umalloc/umalloc.c
+++ b/ulib/umalloc/umalloc.c
@ -148,3 +148,18 @@ void *urealloc(void *ptr, size_t newsize) {
 err:
  return NULL;
 }
+
+void *umallocbig(size_t size) {
+  size_t allocsz = ALIGN_UP(size, 4096);
+  uint8_t *out;
+  int32_t ret = mman_map(NULL, allocsz, MMAN_MAP_PF_RW, 0, &out);
+  if (out == NULL || ret != E_OK) {
+    return NULL;
+  }
+  return out;
+}
+
+void ufreebig(void *addr) {
+  if (addr != NULL)
+    mman_unmap(addr);
+}