1 files changed, 41 insertions, 0 deletions
diff --git a/src/lib/index/index_callbacks.c b/src/lib/index/index_callbacks.c
new file mode 100644
index 0000000..1e60863
--- /dev/null
+++ b/src/lib/index/index_callbacks.c
@@ -0,0 +1,41 @@
+//
+// Created by jhunk on 11/15/24.
+//
+
+#include "core.h"
+#include "index_callbacks.h"
+
+// qsort callback to sort delivery contexts by compact python version
+int callback_sort_deliveries_cmpfn(const void *a, const void *b) {
+    const struct Delivery *delivery1 = (struct Delivery *) a;
+    const size_t delivery1_python = strtoul(delivery1->meta.python_compact, NULL, 10);
+    const struct Delivery *delivery2 = (struct Delivery *) b;
+    const size_t delivery2_python = strtoul(delivery2->meta.python_compact, NULL, 10);
+
+    if (delivery2_python > delivery1_python) {
+        return 1;
+    }
+    if (delivery2_python < delivery1_python) {
+        return -1;
+    }
+    return 0;
+}
+
+// qsort callback to sort dynamically allocated delivery contexts by compact python version
+int callback_sort_deliveries_dynamic_cmpfn(const void *a, const void *b) {
+    const struct Delivery *delivery1 = a;
+    const size_t delivery1_python = strtoul(delivery1->meta.python_compact, NULL, 10);
+    const int delivery1_rc = delivery1->meta.rc;
+    const struct Delivery *delivery2 = b;
+    const size_t delivery2_python = strtoul(delivery2->meta.python_compact, NULL, 10);
+    const int delivery2_rc = delivery2->meta.rc;
+
+    if (delivery2_python > delivery1_python && delivery2_rc > delivery1_rc) {
+        return 1;
+    }
+    if (delivery2_python < delivery1_python && delivery2_rc < delivery1_rc) {
+        return -1;
+    }
+    return 0;
+}
+