diff --git a/src/qvi-bbuff.cc b/src/qvi-bbuff.cc
index 2ad3d09a..b3dca9c2 100644
--- a/src/qvi-bbuff.cc
+++ b/src/qvi-bbuff.cc
@@ -1,6 +1,6 @@
 /* -*- Mode: C++; c-basic-offset:4; indent-tabs-mode:nil -*- */
 /*
- * Copyright (c) 2020-2022 Triad National Security, LLC
+ * Copyright (c) 2020-2024 Triad National Security, LLC
  *                         All rights reserved.
  *
  * Copyright (c) 2020-2021 Lawrence Livermore National Security, LLC
@@ -16,8 +16,10 @@
 
 #include "qvi-common.h"
 #include "qvi-bbuff.h"
+#include "qvi-utils.h"
 
 struct qvi_bbuff_s {
+    int qvim_rc = QV_ERR_INTERNAL;
     /** Current capacity of buffer. */
     size_t capacity = 0;
     /** Amount of data already stored. */
@@ -29,45 +31,36 @@ struct qvi_bbuff_s {
         /** Minimum growth in bytes for resizes, etc. */
         min_growth = 256
     } constants;
+    /** Constructor */
+    qvi_bbuff_s(void)
+    {
+        capacity = min_growth;
+        data = calloc(capacity, sizeof(byte_t));
+        if (!data) {
+            qvim_rc = QV_ERR_OOR;
+            return;
+        }
+        qvim_rc = QV_SUCCESS;
+    }
+    /** Destructor */
+    ~qvi_bbuff_s(void)
+    {
+        if (data) free(data);
+    }
 };
 
 int
 qvi_bbuff_new(
     qvi_bbuff_t **buff
 ) {
-    int rc = QV_SUCCESS;
-
-    qvi_bbuff_t *ibuff = qvi_new qvi_bbuff_t();
-    if (!ibuff) {
-        rc = QV_ERR_OOR;
-        goto out;
-    }
-
-    ibuff->capacity = ibuff->min_growth;
-    ibuff->data = calloc(ibuff->capacity, sizeof(byte_t));
-    if (!ibuff->data) {
-        rc = QV_ERR_OOR;
-        goto out;
-    }
-out:
-    if (rc != QV_SUCCESS) {
-        qvi_bbuff_free(&ibuff);
-    }
-    *buff = ibuff;
-    return rc;
+    return qvi_new_rc(buff);
 }
 
 void
 qvi_bbuff_free(
     qvi_bbuff_t **buff
 ) {
-    if (!buff) return;
-    qvi_bbuff_t *ibuff = *buff;
-    if (!ibuff) goto out;
-    if (ibuff->data) free(ibuff->data);
-    delete ibuff;
-out:
-    *buff = nullptr;
+    qvi_delete(buff);
 }
 
 void *
diff --git a/src/qvi-bind.cc b/src/qvi-bind.cc
index c47c6544..96e19c30 100644
--- a/src/qvi-bind.cc
+++ b/src/qvi-bind.cc
@@ -16,61 +16,43 @@
 
 #include "qvi-common.h" // IWYU pragma: keep
 #include "qvi-bind.h"
+#include "qvi-utils.h"
 
 using qvi_bind_bitmap_stack_t = std::stack<hwloc_cpuset_t>;
 
 // Type definition
 struct qvi_bind_stack_s {
+    int qvim_rc = QV_SUCCESS;
     /** Initialized task instance. */
     qvi_task_t *task = nullptr;
     /** Client RMI instance. */
     qvi_rmi_client_t *rmi = nullptr;
     /** The bind stack. */
-    qvi_bind_bitmap_stack_t *stack = nullptr;
+    qvi_bind_bitmap_stack_t stack;
+    /** Constructor */
+    qvi_bind_stack_s(void) = default;
+    /** Destructor */
+    ~qvi_bind_stack_s(void)
+    {
+        while (!stack.empty()) {
+            hwloc_bitmap_free(stack.top());
+            stack.pop();
+        }
+    }
 };
 
 int
 qvi_bind_stack_new(
     qvi_bind_stack_t **bstack
 ) {
-    int rc = QV_SUCCESS;
-
-    qvi_bind_stack_t *ibstack = qvi_new qvi_bind_stack_t();
-    if (!ibstack) {
-        rc = QV_ERR_OOR;
-        goto out;
-    }
-
-    ibstack->stack = qvi_new qvi_bind_bitmap_stack_t();
-    if (!ibstack->stack) {
-        rc = QV_ERR_OOR;
-    }
-out:
-    if (rc != QV_SUCCESS) {
-        qvi_bind_stack_free(&ibstack);
-    }
-    *bstack = ibstack;
-    return rc;
+    return qvi_new_rc(bstack);
 }
 
 void
 qvi_bind_stack_free(
     qvi_bind_stack_t **bstack
 ) {
-    if (!bstack) return;
-    qvi_bind_stack_t *ibstack = *bstack;
-    if (!ibstack) goto out;
-    if (ibstack->stack) {
-        while (!ibstack->stack->empty()) {
-            hwloc_cpuset_t bitm = ibstack->stack->top();
-            hwloc_bitmap_free(bitm);
-            ibstack->stack->pop();
-        }
-    }
-    delete ibstack->stack;
-    delete ibstack;
-out:
-    *bstack = nullptr;
+    qvi_delete(bstack);
 }
 
 int
@@ -91,7 +73,7 @@ qvi_bind_stack_init(
     );
     if (rc != QV_SUCCESS) goto out;
 
-    bstack->stack->push(current_bind);
+    bstack->stack.push(current_bind);
 out:
     if (rc != QV_SUCCESS) {
         hwloc_bitmap_free(current_bind);
@@ -119,7 +101,7 @@ qvi_bind_push(
     );
     if (rc != QV_SUCCESS) goto out;
     // Push bitmap onto stack.
-    bstack->stack->push(bitmap_copy);
+    bstack->stack.push(bitmap_copy);
 out:
     if (rc != QV_SUCCESS) {
         hwloc_bitmap_free(bitmap_copy);
@@ -131,13 +113,13 @@ int
 qvi_bind_pop(
     qvi_bind_stack_t *bstack
 ) {
-    hwloc_bitmap_free(bstack->stack->top());
-    bstack->stack->pop();
+    hwloc_bitmap_free(bstack->stack.top());
+    bstack->stack.pop();
 
     return qvi_rmi_task_set_cpubind_from_cpuset(
         bstack->rmi,
         qvi_task_task_id(bstack->task),
-        bstack->stack->top()
+        bstack->stack.top()
     );
 }
 
diff --git a/src/qvi-task.cc b/src/qvi-task.cc
index 9ecab736..3401ccd2 100644
--- a/src/qvi-task.cc
+++ b/src/qvi-task.cc
@@ -16,45 +16,36 @@
 
 #include "qvi-common.h" // IWYU pragma: keep
 #include "qvi-task.h"
+#include "qvi-utils.h"
 
 static const int qvi_task_id_invalid = -1;
 
 struct qvi_task_s {
+    int qvim_rc = QV_SUCCESS;
     /** Task ID */
     qvi_task_id_t task_id = {};
     /** Global task ID */
     int64_t gid = qvi_task_id_invalid;
     /** Node-local task ID */
     int lid = qvi_task_id_invalid;
+    /** Constructor */
+    qvi_task_s(void) = default;
+    /** Destructor */
+    ~qvi_task_s(void) = default;
 };
 
 int
 qvi_task_new(
     qvi_task_t **task
 ) {
-    int rc = QV_SUCCESS;
-
-    qvi_task_t *itask = qvi_new qvi_task_t();
-    if (!itask) {
-        rc = QV_ERR_OOR;
-    }
-    if (rc != QV_SUCCESS) {
-        qvi_task_free(&itask);
-    }
-    *task = itask;
-    return rc;
+    return qvi_new_rc(task);
 }
 
 void
 qvi_task_free(
     qvi_task_t **task
 ) {
-    if (!task) return;
-    qvi_task_t *itask = *task;
-    if (!itask) goto out;
-    delete itask;
-out:
-    *task = nullptr;
+    qvi_delete(task);
 }
 
 int