1 files changed, 40 insertions, 0 deletions
diff --git a/src/common/impl/kmod_nbsd.c b/src/common/impl/kmod_nbsd.c
new file mode 100644
index 0000000..f1b450a
--- /dev/null
+++ b/src/common/impl/kmod_nbsd.c
@@ -0,0 +1,40 @@
+#include "common/kmod.h"
+#include "common/strutil.h"
+
+#include <sys/module.h>
+#include <sys/param.h>
+
+typedef struct FF_A_PACKED FFNbsdModList {
+    int len;
+    modstat_t mods[];
+} FFNbsdModList;
+
+bool ffKmodLoaded(const char* modName) {
+    static FFNbsdModList* list = NULL;
+
+    if (list == NULL) {
+        struct iovec iov = {};
+
+        for (size_t len = 8192;; len = iov.iov_len) {
+            iov.iov_len = len;
+            iov.iov_base = realloc(iov.iov_base, len);
+            if (modctl(MODCTL_STAT, &iov) < 0) {
+                free(iov.iov_base);
+                return true; // ignore errors
+            }
+
+            if (len >= iov.iov_len) {
+                break;
+            }
+        }
+        list = (FFNbsdModList*) iov.iov_base;
+    }
+
+    for (int i = 0; i < list->len; i++) {
+        if (ffStrEquals(list->mods[i].ms_name, modName)) {
+            return true;
+        }
+    }
+
+    return false;
+}