func (easy *Easy) SetOpt(opt EasyOption, param interface{}) error {
switch {
case opt >= C.CURLOPTTYPE_OFF_T:
return easy.getError(C.my_esetoptl(easy.cptr, C.CURLoption(opt), C.long(param.(int))))
case opt >= C.CURLOPTTYPE_FUNCTIONPOINT:
return errors.New("function options not supported by SetOpt()")
case opt >= C.CURLOPTTYPE_OBJECTPOINT:
if isStringOption(opt) {
c_param := C.CString(param.(string))
defer C.free(unsafe.Pointer(c_param))
return easy.getError(C.my_esetoptc(easy.cptr, C.CURLoption(opt), c_param))
} else {
return fmt.Errorf("option %d not supported", opt)
}
case opt >= C.CURLOPTTYPE_LONG:
var val C.long
switch t := param.(type) {
case bool:
if t {
val = C.long(1)
}
case int:
val = C.long(t)
case int32:
val = C.long(t)
case int64:
val = C.long(t)
default:
panic("CURLOPTTYPE_LONG param must be of golang type bool, int, int32, or int64")
}
return easy.getError(C.my_esetoptl(easy.cptr, C.CURLoption(opt), val))
}
return nil
}
func EasyInit() (easy *Easy, err *CurlError) {
easy = new(Easy)
if easy.cptr = C.curl_easy_init(); easy.cptr == nil {
return nil, NewError(E_FAILED_INIT)
}
easy.cerrbuf = (*C.char)(C.malloc(C.CURL_ERROR_SIZE))
err = NewError(C.my_esetoptc(easy.cptr, C.CURLOPT_ERRORBUFFER, easy.cerrbuf))
if err != nil {
C.curl_easy_cleanup(easy.cptr)
return nil, err
}
runtime.SetFinalizer(easy, func(e *Easy) { e.Cleanup() })
return
}