X-Git-Url: http://git.archive.openwrt.org/?p=project%2Flibubox.git;a=blobdiff_plain;f=ustream-fd.c;h=bc44d4a825425f49e8fd9c3c63c768bf862f3e46;hp=397ce5dbfd8c488aff663bbbf5a97847d23b2209;hb=827ad8337e88ec9e0bf73a8af1d6cf8555e8ef3d;hpb=6c28da1ae203e181eec69c9ebe0c22cb1b0ff399;ds=sidebyside diff --git a/ustream-fd.c b/ustream-fd.c index 397ce5d..bc44d4a 100644 --- a/ustream-fd.c +++ b/ustream-fd.c @@ -35,9 +35,6 @@ static void ustream_fd_set_uloop(struct ustream *s, bool write) flags |= ULOOP_WRITE; uloop_fd_add(&sf->fd, flags); - - if (flags & ULOOP_READ) - sf->fd.cb(&sf->fd, ULOOP_READ); } static void ustream_fd_set_read_blocked(struct ustream *s) @@ -69,7 +66,10 @@ static void ustream_fd_read_pending(struct ustream_fd *sf, bool *more) } if (!len) { - sf->fd.eof = true; + if (!s->eof) + ustream_state_change(s); + s->eof = true; + ustream_fd_set_uloop(s, false); return; } @@ -81,50 +81,48 @@ static void ustream_fd_read_pending(struct ustream_fd *sf, bool *more) static int ustream_fd_write(struct ustream *s, const char *buf, int buflen, bool more) { struct ustream_fd *sf = container_of(s, struct ustream_fd, stream); - ssize_t len; + ssize_t ret = 0, len; if (!buflen) return 0; -retry: - len = write(sf->fd.fd, buf, buflen); - if (!len) - goto retry; + while (buflen) { + len = write(sf->fd.fd, buf, buflen); + + if (len < 0) { + if (errno == EINTR) + continue; + + if (errno == EAGAIN || errno == EWOULDBLOCK) + break; - if (len < 0) { - if (errno == EINTR) - goto retry; + return -1; + } - if (errno == EAGAIN || errno == EWOULDBLOCK) - len = 0; + ret += len; + buf += len; + buflen -= len; } - if (len >= 0 && len < buflen) + if (buflen) ustream_fd_set_uloop(s, true); - return len; + return ret; } static bool __ustream_fd_poll(struct ustream_fd *sf, unsigned int events) { struct ustream *s = &sf->stream; - struct uloop_fd *fd = &sf->fd; bool more = false; if (events & ULOOP_READ) ustream_fd_read_pending(sf, &more); if (events & ULOOP_WRITE) { - if (!ustream_write_pending(s)) + if (ustream_write_pending(s)) ustream_fd_set_uloop(s, false); } - if (!s->eof && fd->eof) { - s->eof = true; - ustream_fd_set_uloop(s, false); - ustream_state_change(s); - } - return more; }