diff --git a/util/meson.build b/util/meson.build
index 4077658..6cb0c9f 100644
--- a/util/meson.build
+++ b/util/meson.build
@@ -25,5 +25,7 @@ util_lib = static_library(
         'setupapi.h',
         'spike.c',
         'spike.h',
+        'str.c',
+        'str.h',
     ],
 )
diff --git a/util/str.c b/util/str.c
new file mode 100644
index 0000000..41ea6c2
--- /dev/null
+++ b/util/str.c
@@ -0,0 +1,11 @@
+#include <stdbool.h>
+#include <stddef.h>
+#include <string.h>
+#include <wchar.h>
+
+#include "util/str.h"
+
+extern inline bool str_eq(const char *lhs, const char *rhs);
+extern inline bool str_ieq(const char *lhs, const char *rhs);
+extern inline bool wstr_eq(const wchar_t *lhs, const wchar_t *rhs);
+extern inline bool wstr_ieq(const wchar_t *lhs, const wchar_t *rhs);
diff --git a/util/str.h b/util/str.h
new file mode 100644
index 0000000..b07948a
--- /dev/null
+++ b/util/str.h
@@ -0,0 +1,41 @@
+#pragma once
+
+#include <stdbool.h>
+#include <string.h>
+#include <wchar.h>
+
+inline bool str_eq(const char *lhs, const char *rhs)
+{
+    if (lhs == NULL || rhs == NULL) {
+        return lhs == rhs;
+    }
+
+    return strcmp(lhs, rhs) == 0;
+}
+
+inline bool str_ieq(const char *lhs, const char *rhs)
+{
+    if (lhs == NULL || rhs == NULL) {
+        return lhs == rhs;
+    }
+
+    return _stricmp(lhs, rhs) == 0;
+}
+
+inline bool wstr_eq(const wchar_t *lhs, const wchar_t *rhs)
+{
+    if (lhs == NULL || rhs == NULL) {
+        return lhs == rhs;
+    }
+
+    return wcscmp(lhs, rhs) == 0;
+}
+
+inline bool wstr_ieq(const wchar_t *lhs, const wchar_t *rhs)
+{
+    if (lhs == NULL || rhs == NULL) {
+        return lhs == rhs;
+    }
+
+    return _wcsicmp(lhs, rhs) == 0;
+}