/*
* `nread` (siz_w) is > 0 if there is data available, 0 if libuv is done reading for
* now, or < 0 on error.
*
* The callee is responsible for closing the stream when an error happens
* by calling uv_close(). Trying to read from the stream again is undefined.
*
* The callee is responsible for freeing the buffer, libuv does not reuse it.
* The buffer may be a null buffer (where buf->base=NULL and buf->len=0) on
* error.
*/
static void
_http_conn_read_cb(uv_stream_t* tcp_u,
ssize_t siz_w,
const uv_buf_t * buf_u)
{
u3_hcon* hon_u = (u3_hcon*)(void*) tcp_u;
u3_lo_open();
{
if ( siz_w == UV_EOF ) {
_http_conn_dead(hon_u);
} else if ( siz_w < 0 ) {
uL(fprintf(uH, "http: read: %s\n", uv_strerror(siz_w)));
_http_conn_dead(hon_u);
}
else {
if ( !hon_u->ruc_u ) {
hon_u->ruc_u = _http_req_new(hon_u);
}
if ( siz_w != http_parser_execute(hon_u->ruc_u->par_u,
&_http_settings,
(c3_c*)buf_u->base,
siz_w) )
{
uL(fprintf(uH, "http: parse error\n"));
_http_conn_dead(hon_u);
}
}
if ( buf_u->base ) {
free(buf_u->base);
}
}
u3_lo_shut(c3y);
}
/* _http_conn_read_cb(): server read callback.
*/
static void
_http_conn_read_cb(uv_stream_t* tcp_u,
ssize_t siz_i,
uv_buf_t buf_u)
{
u2_hcon* hon_u = (u2_hcon*)(void*) tcp_u;
u2_lo_open();
{
if ( siz_i < 0 ) {
uv_err_t las_u = uv_last_error(u2L);
if ( UV_EOF != las_u.code ) {
uL(fprintf(uH, "http: read: %s\n", uv_strerror(las_u)));
}
_http_conn_dead(hon_u);
}
else {
if ( !hon_u->ruc_u ) {
hon_u->ruc_u = _http_req_new(hon_u);
}
if ( siz_i != http_parser_execute(hon_u->ruc_u->par_u,
&_http_settings,
(c3_c*)buf_u.base,
siz_i) )
{
uL(fprintf(uH, "http: parse error\n"));
_http_conn_dead(hon_u);
}
}
if ( buf_u.base ) {
free(buf_u.base);
}
}
u2_lo_shut(u2_yes);
}
/* _http_respond_buf(): write back to http.
*/
static void
_http_respond_buf(u3_hreq* req_u, uv_buf_t buf_u)
{
_u3_write_t* ruq_u;
// don't respond to a dead connection
if ( uv_is_closing((uv_handle_t*) &(req_u->hon_u->wax_u)) ) {
free(buf_u.base);
return;
}
ruq_u = (_u3_write_t*) c3_malloc(sizeof(_u3_write_t));
ruq_u->buf_y = (c3_y*)buf_u.base;
if ( 0 != uv_write(&ruq_u->wri_u,
(uv_stream_t*)&(req_u->hon_u->wax_u),
&buf_u, 1,
_http_write_cb) )
{
uL(fprintf(uH, "respond: ERROR\n"));
_http_conn_dead(req_u->hon_u);
}
}