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use std::ffi::CString;
pub struct Output {
pub rcv_vec: Vec<u8>,
}
pub mod sslwrapper {
use std::os::raw::c_char;
#[link(wasm_import_module = "wasmedge_httpsreq")]
extern "C" {
pub fn wasmedge_httpsreq_send_data(
host: *const c_char,
hostlen: u32,
port: u32,
body: *const c_char,
bodylen: u32,
);
pub fn wasmedge_httpsreq_get_rcv(Rcv: *mut u8);
pub fn wasmedge_httpsreq_get_rcv_len() -> u32;
}
}
pub fn send_data<S: AsRef<str>>(host: S, port: u32, body: S) {
let host = CString::new((host.as_ref()).as_bytes()).expect("");
let body = CString::new((body.as_ref()).as_bytes()).expect("");
unsafe {
sslwrapper::wasmedge_httpsreq_send_data(
host.as_ptr(),
host.as_bytes().len() as u32,
port,
body.as_ptr(),
body.as_bytes().len() as u32,
);
}
}
pub fn get_receive() -> Output {
let rcv_len: u32;
unsafe {
rcv_len = sslwrapper::wasmedge_httpsreq_get_rcv_len();
}
let mut rcv: Vec<u8> = vec![0; rcv_len as usize];
let rev_ptr = rcv.as_mut_ptr();
unsafe {
sslwrapper::wasmedge_httpsreq_get_rcv(rev_ptr);
}
Output { rcv_vec: rcv }
}