From 54c09d54c0c170f1369751f8bf5a8a0b771a167c Mon Sep 17 00:00:00 2001
From: Matthew Sotoudeh <matthew@masot.net>
Date: Thu, 16 May 2024 14:03:57 -0700
Subject: reorganize

---
 examples/main.c | 32 ++++++++++++++++++++++++++++++++
 1 file changed, 32 insertions(+)
 create mode 100644 examples/main.c

(limited to 'examples/main.c')

diff --git a/examples/main.c b/examples/main.c
new file mode 100644
index 0000000..a288f1c
--- /dev/null
+++ b/examples/main.c
@@ -0,0 +1,32 @@
+#include "buddy.h"
+#include <stdlib.h>
+#include <string.h>
+#include <fcntl.h>
+#include <assert.h>
+#include <unistd.h>
+#include <stdio.h>
+
+void get_random(uint8_t *dst, size_t count) {
+    int fd = open("/dev/urandom", O_RDONLY);
+    assert(count == read(fd, dst, count));
+    close(fd);
+}
+
+void main() {
+    struct buddy buddy;
+
+    size_t region_size = 1024 * 1024;
+
+    uint8_t magic[MAGIC_COOKIE_BYTES];
+    get_random(magic, MAGIC_COOKIE_BYTES);
+    init_buddy(malloc(region_size), region_size, magic, &buddy);
+    memset(magic, 0, sizeof(magic));
+
+    void *x = allocate(1024, &buddy);
+    printf("Just allocated %p...\n", x);
+    debug_buddy(&buddy);
+
+    printf("Now liberating %p...\n", x);
+    liberate(x, 1024, &buddy);
+    debug_buddy(&buddy);
+}
-- 
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