Copied TCP impl from other project, basic Block implementation, randomx pow, signing via secp256k1

src/dynset.c

@@ -0,0 +1,58 @@
+#include <dynset.h>
+
+DynSet* DynSet_Create(size_t elemSize) {
+    DynSet* set = (DynSet*)malloc(sizeof(DynSet));
+    if (!set) {
+        return NULL;
+    }
+    set->arr = DynArr_create(elemSize, 1);
+    if (!set->arr) {
+        free(set);
+        return NULL;
+    }
+    return set;
+}
+
+void DynSet_Destroy(DynSet* set) {
+    if (set) {
+        DynArr_destroy(set->arr);
+        free(set);
+    }
+}
+
+int DynSet_Insert(DynSet* set, const void* element) {
+    if (DynSet_Contains(set, element)) {
+        return 0; // Element already exists
+    }
+    return DynArr_push_back(set->arr, element) != NULL;
+}
+
+int DynSet_Contains(DynSet* set, const void* element) {
+    size_t size = DynArr_size(set->arr);
+    for (size_t i = 0; i < size; i++) {
+        void* current = DynArr_at(set->arr, i);
+        if (memcmp(current, element, set->arr->elemSize) == 0) {
+            return 1; // Found
+        }
+    }
+    return 0; // Not found
+}
+
+size_t DynSet_Size(DynSet* set) {
+    return DynArr_size(set->arr);
+}
+
+void* DynSet_Get(DynSet* set, size_t index) {
+    return DynArr_at(set->arr, index);
+}
+
+void DynSet_Remove(DynSet* set, const void* element) {
+    size_t size = DynArr_size(set->arr);
+    for (size_t i = 0; i < size; i++) {
+        void* current = DynArr_at(set->arr, i);
+        if (memcmp(current, element, set->arr->elemSize) == 0) {
+            DynArr_remove(set->arr, i);
+            return;
+        }
+    }
+}