Changeset 5990 for pjproject/trunk/pjlib/include/pj/pool_i.h

Timestamp:

May 15, 2019 2:43:01 AM (5 years ago)

Author:

nanang

Message:

Close #2179: Wipe out memory used for storing SSL keys before released.

File:

• pjproject/trunk/pjlib/include/pj/pool_i.h (modified) (1 diff)

pjproject/trunk/pjlib/include/pj/pool_i.h

@@ -101 +101 @@
         pj_pool_release(pool);
 }
+
+PJ_IDEF(void) pj_pool_secure_release( pj_pool_t **ppool )
+{
+    pj_pool_block *b;
+    pj_pool_t *pool = *ppool;
+    *ppool = NULL;
+
+    if (!pool)
+        return;
+
+    b = pool->block_list.next;
+    while (b != &pool->block_list) {
+        volatile unsigned char *p = b->buf;
+        while (p < b->end) *p++ = 0;
+        b = b->next;
+    }
+
+    pj_pool_release(pool);
+}