- decl->call.sym = dlsym(dl ?: RTLD_NEXT, func->var->name);
- if (!decl->call.sym) {
- size_t i;
-
- for (i = 0; i < psi_predef_func_count(); ++i) {
- psi_predef_func *pre = &psi_predef_funcs[i];
-
- if (!strcmp(func->var->name, pre->name)) {
- decl->call.sym = pre->func;
- break;
- }
- }
- if (!decl->call.sym) {
- data->error(PSI_WARNING, "Failed to locate symbol '%s': %s",
- func->var->name, dlerror());
- }
- }
- return 1;
-}
-
-static inline int validate_decl(PSI_Data *data, void *dl, decl *decl) {
- if (!validate_decl_abi(data, decl->abi)) {
- return 0;
- }
- if (!validate_decl_func(data, dl, decl, decl->func)) {
- return 0;
- }
- if (decl->args) {
- size_t i;
-
- for (i = 0; i < decl->args->count; ++i) {
- if (!validate_decl_arg(data, decl->args->args[i])) {
- return 0;
- }
- }
- }
- return 1;
-}
-
-static inline decl_arg *locate_struct_member(decl_struct *s, decl_var *var) {
- size_t i;
-
- ZEND_ASSERT(s);
- for (i = 0; i < s->args->count; ++i) {
- decl_arg *darg = s->args->args[i];
-
- if (!strcmp(var->name, darg->var->name)) {
- return var->arg = darg;
- }
- }
-
- return NULL;
-}
-static inline int validate_set_value(PSI_Data *data, set_value *set, decl_arg *ref) {
- size_t i;
- decl_type *ref_type = real_decl_type(ref->type);
- decl_var *set_var = set->vars->vars[0];
-
- switch (set->func->type) {
- case PSI_T_TO_BOOL:
- set->func->handler = psi_to_bool;
- break;
- case PSI_T_TO_INT:
- set->func->handler = psi_to_int;
- break;
- case PSI_T_TO_FLOAT:
- set->func->handler = psi_to_double;
- break;
- case PSI_T_TO_STRING:
- set->func->handler = psi_to_string;
- break;
- case PSI_T_TO_ARRAY:
- set->func->handler = psi_to_array;
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
- }
-
- if (strcmp(set_var->name, ref->var->name)) {
- return 0;
- }
-
- if (set->count && (set->func->type != PSI_T_TO_ARRAY || ref_type->type != PSI_T_STRUCT)) {
- data->error(E_WARNING, "Inner `set` statement casts only work with to_array() casts on structs");
- return 0;
- }
- for (i = 0; i < set->count; ++i) {
- decl_var *sub_var = set->inner[i]->vars->vars[0];
- decl_arg *sub_ref = locate_struct_member(ref_type->strct, sub_var);
-
- if (sub_ref) {
- if (!validate_set_value(data, set->inner[i], sub_ref)) {
- return 0;
- }
- }
- }
-
- return 1;
-}
-static inline decl *locate_impl_decl(decls *decls, return_stmt *ret) {
- size_t i;
-
- for (i = 0; i < decls->count; ++i) {
- if (!strcmp(decls->list[i]->func->var->name, ret->set->vars->vars[0]->name)) {
- ret->decl = decls->list[i]->func;
- return decls->list[i];
- }
- }
- return NULL;
-}
-static inline int validate_impl_ret_stmt(PSI_Data *data, impl *impl) {
- return_stmt *ret;
-
- /* we must have exactly one ret stmt delcaring the native func to call */
- /* and which type cast to apply */
- if (impl->stmts->ret.count != 1) {
- if (impl->stmts->ret.count > 1) {
- data->error(PSI_WARNING, "Too many `return` statements for implmentation %s;"
- " found %zu, exactly one is needed",
- impl->func->name, impl->stmts->ret.count);
- } else {
- data->error(PSI_WARNING, "Missing `return` statement for implementation %s",
- impl->func->name);
- }
- return 0;
- }
-
- ret = impl->stmts->ret.list[0];