+ ZEND_PARSE_PARAMETERS_START(psi_num_min_args(impl), impl->func->args->count)
+ nextarg:
+ iarg = impl->func->args->args[_i];
+ if (iarg->def) {
+ Z_PARAM_OPTIONAL;
+ }
+ if (PSI_T_BOOL == iarg->type->type) {
+ if (iarg->def) {
+ iarg->val.bval = iarg->def->type == PSI_T_TRUE ? 1 : 0;
+ }
+ Z_PARAM_BOOL(iarg->val.bval);
+ } else if (PSI_T_INT == iarg->type->type) {
+ if (iarg->def) {
+ iarg->val.lval = zend_atol(iarg->def->text, strlen(iarg->def->text));
+ }
+ Z_PARAM_LONG(iarg->val.lval);
+ } else if (PSI_T_FLOAT == iarg->type->type) {
+ if (iarg->def) {
+ iarg->val.dval = zend_strtod(iarg->def->text, NULL);
+ }
+ Z_PARAM_DOUBLE(iarg->val.dval);
+ } else if (PSI_T_STRING == iarg->type->type) {
+ struct {char *val; size_t len;} str;
+ if (iarg->def) {
+ /* FIXME */
+ str.len = strlen(iarg->def->text) - 2;
+ str.val = &iarg->def->text[1];
+ }
+ Z_PARAM_STR_EX(iarg->val.str, 1, 0);
+ if (iarg->val.str) {
+ zend_string_addref(iarg->val.str);
+ } else if (iarg->def) {
+ iarg->val.str = zend_string_init(str.val, str.len, 0);
+ }
+ } else if (PSI_T_ARRAY == iarg->type->type) {
+ /* handled as _zv in let or set */
+ Z_PARAM_PROLOGUE(0);
+ } else {
+ error_code = ZPP_ERROR_FAILURE;
+ break;
+ }
+ iarg->_zv = _arg;
+ if (_i < _max_num_args) {
+ goto nextarg;
+ }
+ ZEND_PARSE_PARAMETERS_END_EX(return FAILURE);
+
+ return SUCCESS;
+}
+
+impl_val *psi_do_let(decl_arg *darg)
+{
+ impl_val *arg_val = &darg->let->out;
+ impl_arg *iarg = darg->let->arg;
+
+ if (!iarg) {
+ /*
+ * let foo = NULL;
+ * let foo;
+ */
+ if (darg->var->array_size) {
+ arg_val->ptr = ecalloc(darg->var->array_size, sizeof(*arg_val));
+ darg->let->mem = arg_val->ptr;
+ } else {
+ memset(arg_val, 0, sizeof(*arg_val));
+ }
+ return arg_val;
+ }
+ switch (darg->let->val->func->type) {
+ case PSI_T_BOOLVAL:
+ if (iarg->type->type == PSI_T_BOOL) {
+ arg_val->cval = iarg->val.cval;
+ } else {
+ arg_val->cval = zend_is_true(iarg->_zv);
+ }
+ break;
+ case PSI_T_INTVAL:
+ if (iarg->type->type == PSI_T_INT) {
+ arg_val->lval = iarg->val.lval;
+ } else {
+ arg_val->lval = zval_get_long(iarg->_zv);
+ }
+ break;
+ case PSI_T_STRVAL:
+ if (iarg->type->type == PSI_T_STRING) {
+ arg_val->ptr = estrdup(iarg->val.str->val);
+ darg->let->mem = arg_val->ptr;
+ zend_string_release(iarg->val.str);
+ } else {
+ zend_string *zs = zval_get_string(iarg->_zv);
+ arg_val->ptr = estrdup(zs->val);
+ darg->let->mem = arg_val->ptr;
+ zend_string_release(zs);
+ }
+ break;
+ case PSI_T_STRLEN:
+ if (iarg->type->type == PSI_T_STRING) {
+ arg_val->lval = iarg->val.str->len;
+ zend_string_release(iarg->val.str);
+ } else {
+ zend_string *zs = zval_get_string(iarg->_zv);
+ arg_val->lval = zs->len;
+ zend_string_release(zs);
+ }
+ break;
+ case PSI_T_CALLOC:
+ arg_val->ptr = calloc(1, darg->let->val->func->size);
+ darg->let->mem = arg_val->ptr;
+ break;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+
+ return arg_val;
+}
+
+void psi_do_set(zval *return_value, set_func *func, decl_vars *vars)
+{
+ impl_val *val = (impl_val *) &vars->vars[0]->arg->let->ptr;
+
+ ZVAL_DEREF(return_value);
+ zval_dtor(return_value);
+
+ switch (func->type) {
+ case PSI_T_TO_STRING:
+ psi_to_string(val, vars->vars[0]->arg, return_value);
+ break;
+ case PSI_T_TO_ARRAY:
+ psi_to_array(val, vars->vars[0]->arg, return_value);
+ break;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+}
+
+void psi_do_return(impl *impl, impl_val *ret_val, zval *return_value)
+{
+ switch (impl->stmts->ret.list[0]->func->type) {
+ case PSI_T_TO_STRING:
+ psi_to_string(ret_val, impl->decl->func, return_value);
+ break;
+ case PSI_T_TO_INT:
+ psi_to_int(ret_val, impl->decl->func, return_value);
+ break;
+ EMPTY_SWITCH_DEFAULT_CASE();
+ }
+}
+
+void psi_do_free(free_stmt *fre)
+{
+ size_t i;
+
+ for (i = 0; i < fre->vars->count; ++i) {
+ decl_var *dvar = fre->vars->vars[i];
+
+ if (dvar->arg && dvar->arg->let->out.ptr) {
+ free(dvar->arg->let->out.ptr);
+ dvar->arg->let->out.ptr = NULL;
+ }
+ }
+}
+
+void psi_do_clean(impl *impl)
+{
+ size_t i;
+
+ for (i = 0; i < impl->func->args->count; ++i ) {
+ impl_arg *iarg = impl->func->args->args[i];
+
+ switch (iarg->type->type) {
+ case PSI_T_STRING:
+ if (iarg->val.str) {
+ zend_string_release(iarg->val.str);