initial commit

libpcp/mem.c

@@ -0,0 +1,33 @@
+#include "mem.h"
+#include <stdio.h>
+
+
+void *ucmalloc(size_t s) {
+  size_t size = s * sizeof(unsigned char);
+  void *value = malloc (size);
+
+  if (value == NULL) {
+    err(errno, "Cannot allocate memory");
+    exit(-1);
+  }
+
+  bzero (value, size);
+
+  //printf("allocated %d bytes at %p\n", (int)size, value);
+
+  return value;
+}
+
+void *urmalloc(size_t s) {
+  void *value = ucmalloc (s);
+
+  arc4random_buf(value, s);
+
+  return value;
+}
+
+
+void *ucfree(void *ptr) {
+  free(ptr);
+  ptr = NULL;
+}