Add missing API bindings: importModelConverter, OnClause, and user propagator

Co-authored-by: NikolajBjorner <3085284+NikolajBjorner@users.noreply.github.com>

src/api/go/propagator_bridge.c

@@ -0,0 +1,89 @@
+#include "z3.h"
+#include "_cgo_export.h"
+
+/* Bridge functions that adapt C callback signatures to exported Go functions */
+
+static void propagator_push_bridge(void* ctx, Z3_solver_callback cb) {
+    goPushCb(ctx, cb);
+}
+
+static void propagator_pop_bridge(void* ctx, Z3_solver_callback cb, unsigned num_scopes) {
+    goPopCb(ctx, cb, num_scopes);
+}
+
+static void* propagator_fresh_bridge(void* ctx, Z3_context new_context) {
+    return goFreshCb(ctx, new_context);
+}
+
+static void propagator_fixed_bridge(void* ctx, Z3_solver_callback cb, Z3_ast t, Z3_ast value) {
+    goFixedCb(ctx, cb, t, value);
+}
+
+static void propagator_eq_bridge(void* ctx, Z3_solver_callback cb, Z3_ast s, Z3_ast t) {
+    goEqCb(ctx, cb, s, t);
+}
+
+static void propagator_diseq_bridge(void* ctx, Z3_solver_callback cb, Z3_ast s, Z3_ast t) {
+    goDiseqCb(ctx, cb, s, t);
+}
+
+static void propagator_final_bridge(void* ctx, Z3_solver_callback cb) {
+    goFinalCb(ctx, cb);
+}
+
+static void propagator_created_bridge(void* ctx, Z3_solver_callback cb, Z3_ast t) {
+    goCreatedCb(ctx, cb, t);
+}
+
+static void propagator_decide_bridge(void* ctx, Z3_solver_callback cb, Z3_ast t, unsigned idx, bool phase) {
+    goDecideCb(ctx, cb, t, idx, phase);
+}
+
+static bool propagator_on_binding_bridge(void* ctx, Z3_solver_callback cb, Z3_ast q, Z3_ast inst) {
+    return goOnBindingCb(ctx, cb, q, inst);
+}
+
+static void on_clause_bridge(void* ctx, Z3_ast proof_hint, unsigned n, unsigned const* deps, Z3_ast_vector literals) {
+    goOnClauseCb(ctx, proof_hint, n, (unsigned*)deps, literals);
+}
+
+/* C helper functions that Go calls to register callbacks */
+
+void z3go_solver_propagate_init(Z3_context ctx, Z3_solver s, void* user_ctx) {
+    Z3_solver_propagate_init(ctx, s, user_ctx,
+        propagator_push_bridge,
+        propagator_pop_bridge,
+        propagator_fresh_bridge);
+}
+
+void z3go_solver_propagate_fixed(Z3_context ctx, Z3_solver s) {
+    Z3_solver_propagate_fixed(ctx, s, propagator_fixed_bridge);
+}
+
+void z3go_solver_propagate_final(Z3_context ctx, Z3_solver s) {
+    Z3_solver_propagate_final(ctx, s, propagator_final_bridge);
+}
+
+void z3go_solver_propagate_eq(Z3_context ctx, Z3_solver s) {
+    Z3_solver_propagate_eq(ctx, s, propagator_eq_bridge);
+}
+
+void z3go_solver_propagate_diseq(Z3_context ctx, Z3_solver s) {
+    Z3_solver_propagate_diseq(ctx, s, propagator_diseq_bridge);
+}
+
+void z3go_solver_propagate_created(Z3_context ctx, Z3_solver s) {
+    Z3_solver_propagate_created(ctx, s, propagator_created_bridge);
+}
+
+void z3go_solver_propagate_decide(Z3_context ctx, Z3_solver s) {
+    Z3_solver_propagate_decide(ctx, s, propagator_decide_bridge);
+}
+
+void z3go_solver_propagate_on_binding(Z3_context ctx, Z3_solver s) {
+    Z3_solver_propagate_on_binding(ctx, s, propagator_on_binding_bridge);
+}
+
+void z3go_solver_register_on_clause(Z3_context ctx, Z3_solver s, void* user_ctx) {
+    Z3_solver_register_on_clause(ctx, s, user_ctx, on_clause_bridge);
+}