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authorAnton Kling <anton@kling.gg>2024-03-14 13:09:59 +0100
committerAnton Kling <anton@kling.gg>2024-03-14 13:09:59 +0100
commit2e8b474d4219e7faaac3823e73c8d528c2698a37 (patch)
tree7d93b5fd220e8b703ba69f9b55122d15c9d619fb /kernel/kmalloc.c
parent051ac9f1941e8bc6ad87beccb61a2d53111ba8ea (diff)
random changes made
Diffstat (limited to 'kernel/kmalloc.c')
-rw-r--r--kernel/kmalloc.c12
1 files changed, 10 insertions, 2 deletions
diff --git a/kernel/kmalloc.c b/kernel/kmalloc.c
index f362f6b..f75ab33 100644
--- a/kernel/kmalloc.c
+++ b/kernel/kmalloc.c
@@ -62,7 +62,11 @@ int add_heap_memory(size_t min_desired) {
MallocHeader *next_header(MallocHeader *a) {
assert(a->magic == 0xdde51ab9410268b1);
if (a->n) {
- assert(a->n->magic == 0xdde51ab9410268b1);
+ if (a->n->magic != 0xdde51ab9410268b1) {
+ kprintf("Real magic value is: %x\n", a->n->magic);
+ kprintf("location: %x\n", &(a->n->magic));
+ assert(0);
+ }
return a->n;
}
return NULL;
@@ -124,6 +128,7 @@ void merge_headers(MallocHeader *b) {
}
void *kmalloc(size_t s) {
+ s += 0x1000;
size_t n = s;
MallocHeader *free_entry = find_free_entry(s);
if (!free_entry) {
@@ -154,7 +159,10 @@ void *kmalloc(size_t s) {
free_entry->flags = 0;
free_entry->n = new_entry;
free_entry->magic = 0xdde51ab9410268b1;
- get_fast_insecure_random((void *)rc, s);
+ for (int i = 0; i < s; i++) {
+ *(char *)rc = 'A';
+ }
+ // get_fast_insecure_random((void *)rc, s);
return rc;
}