Function esp_idf_sys::esp_http_client_get_post_field

pub unsafe extern "C" fn esp_http_client_get_post_field(
    client: esp_http_client_handle_t,
    data: *mut *mut c_char,
) -> c_int

@brief Get current post field information

@param[in] client The client @param[out] data Point to post data pointer

@return Size of post data