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extmod/modussl: SSL_OK from ssl_read() means "no user data so far". 

SSL_OK is numeric 0, and it's *not* an EOF. So, should keep reading.
This commit is contained in:
Paul Sokolovsky 2016-04-28 17:29:11 +03:00
parent 2534bfdb92
commit ba61480df5
1 changed files with 5 additions and 0 deletions
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5
extmod/modussl.c
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@ -87,6 +87,11 @@ STATIC mp_uint_t socket_read(mp_obj_t o_in, void *buf, mp_uint_t size, int *errc
while (o->bytes_left == 0) {
mp_int_t r = ssl_read(o->ssl_sock, &o->buf);
if (r == SSL_OK) {
// SSL_OK from ssl_read() means "everything is ok, but there's
// not user data yet. So, we just keep reading.
continue;
}
if (r < 0) {
if (r == SSL_CLOSE_NOTIFY || r == SSL_ERROR_CONN_LOST) {
// EOF