diff options
Diffstat (limited to 'include/internal/quic_stream_map.h')
-rw-r--r-- | include/internal/quic_stream_map.h | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/include/internal/quic_stream_map.h b/include/internal/quic_stream_map.h index 5c1e1b35b9..55a395de16 100644 --- a/include/internal/quic_stream_map.h +++ b/include/internal/quic_stream_map.h @@ -504,6 +504,40 @@ static ossl_inline ossl_unused int ossl_quic_stream_recv_get_final_size(const QU } /* + * Determines the number of bytes available still to be read, and whether a FIN + * has yet to be read. + */ +static ossl_inline ossl_unused int ossl_quic_stream_recv_pending(const QUIC_STREAM *s) +{ + size_t avail; + int fin = 0; + + switch (s->recv_state) { + default: + case QUIC_RSTREAM_STATE_NONE: + return 0; + + case QUIC_RSTREAM_STATE_RECV: + case QUIC_RSTREAM_STATE_SIZE_KNOWN: + case QUIC_RSTREAM_STATE_DATA_RECVD: + if (!ossl_quic_rstream_available(s->rstream, &avail, &fin)) + avail = 0; + + if (avail == 0 && fin) + avail = 1; + + return avail; + + case QUIC_RSTREAM_STATE_RESET_RECVD: + return 1; + + case QUIC_RSTREAM_STATE_DATA_READ: + case QUIC_RSTREAM_STATE_RESET_READ: + return 0; + } +} + +/* * QUIC Stream Map * =============== * |