/* flush current tempfile chunk. ignores out->is_closed. */
static void bod_flush(bod_state *state) {
liChunkQueue *out = state->stream.out;
if (NULL != out && NULL != state->tempfile && state->write_pos > state->flush_pos) {
li_chunkqueue_append_chunkfile(out, state->tempfile, state->flush_pos, state->write_pos - state->flush_pos);
state->flush_pos = state->write_pos;
li_stream_notify(&state->stream);
}
}
static void bod_autoflush(liChunkQueue *out, bod_state *state) {
if (-1 != state->flush_limit && state->tempfile && state->write_pos - state->flush_pos > state->flush_limit) {
li_chunkqueue_append_chunkfile(out, state->tempfile, state->flush_pos, state->write_pos - state->flush_pos);
state->flush_pos = state->write_pos;
}
}
static liHandlerResult flv(liVRequest *vr, gpointer param, gpointer *context) {
gchar *start;
guint len;
goffset pos;
liHandlerResult res;
gboolean cachable;
struct stat st;
int err;
int fd = -1;
UNUSED(context);
UNUSED(param);
if (li_vrequest_is_handled(vr))
return LI_HANDLER_GO_ON;
res = li_stat_cache_get(vr, vr->physical.path, &st, &err, &fd);
if (res == LI_HANDLER_WAIT_FOR_EVENT)
return res;
if (res == LI_HANDLER_ERROR) {
/* open or fstat failed */
if (fd != -1)
close(fd);
if (!li_vrequest_handle_direct(vr))
return LI_HANDLER_ERROR;
switch (err) {
case ENOENT:
case ENOTDIR:
vr->response.http_status = 404;
return LI_HANDLER_GO_ON;
case EACCES:
vr->response.http_status = 403;
return LI_HANDLER_GO_ON;
default:
VR_ERROR(vr, "stat() or open() for '%s' failed: %s", vr->physical.path->str, g_strerror(err));
return LI_HANDLER_ERROR;
}
} else if (S_ISDIR(st.st_mode)) {
if (fd != -1)
close(fd);
return LI_HANDLER_GO_ON;
} else if (!S_ISREG(st.st_mode)) {
if (fd != -1)
close(fd);
if (!li_vrequest_handle_direct(vr))
return LI_HANDLER_ERROR;
vr->response.http_status = 403;
} else {
liChunkFile *cf;
#ifdef FD_CLOEXEC
fcntl(fd, F_SETFD, FD_CLOEXEC);
#endif
if (!li_vrequest_handle_direct(vr)) {
close(fd);
return LI_HANDLER_ERROR;
}
if (li_querystring_find(vr->request.uri.query, CONST_STR_LEN("start"), &start, &len)) {
guint i;
pos = 0;
for (i = 0; i < len; i++) {
if (start[i] >= '0' && start[i] <= '9') {
pos *= 10;
pos += start[i] - '0';
}
}
} else {
pos = 0;
}
li_etag_set_header(vr, &st, &cachable);
if (cachable) {
vr->response.http_status = 304;
close(fd);
return LI_HANDLER_GO_ON;
}
vr->response.http_status = 200;
li_http_header_overwrite(vr->response.headers, CONST_STR_LEN("Content-Type"), CONST_STR_LEN("video/x-flv"));
if (pos < 0 || pos > st.st_size)
pos = 0;
if (pos != 0)
li_chunkqueue_append_mem(vr->direct_out, CONST_STR_LEN("FLV\x1\x1\0\0\0\x9\0\0\0\x9"));
cf = li_chunkfile_new(NULL, fd, FALSE);
li_chunkqueue_append_chunkfile(vr->direct_out, cf, pos, st.st_size - pos);
li_chunkfile_release(cf);
}
return LI_HANDLER_GO_ON;
}
