- /* get address of libc free */
- if (!freep) {
- freep = ( void ( * )( void * ) )dlsym(RTLD_NEXT, "free");
- if ((error = dlerror()) != NULL) {
- fputs(error, stderr);
- exit(EXIT_FAILURE);
- }
- }
- freep(ptr);
+/** @brief Snapshotting calloc, for use by model-checker (not user progs) */
+void * snapshot_calloc(size_t count, size_t size)
+{
+ void *tmp = mspace_calloc(model_snapshot_space, count, size);
+ ASSERT(tmp);
+ return tmp;
+}
+
+/** @brief Snapshotting realloc, for use by model-checker (not user progs) */
+void *snapshot_realloc(void *ptr, size_t size)
+{
+ void *tmp = mspace_realloc(model_snapshot_space, ptr, size);
+ ASSERT(tmp);
+ return tmp;
+}
+
+/** @brief Snapshotting free, for use by model-checker (not user progs) */
+void snapshot_free(void *ptr)
+{
+ mspace_free(model_snapshot_space, ptr);