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h2: never send more than file length

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This commit is contained in:
Andy Green 2017-11-05 19:40:34 +08:00
parent e4e774b8f2
commit 8dcb4ca753
1 changed files with 4 additions and 1 deletions
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5
lib/output.c
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@ -507,7 +507,7 @@ send_raw:
(wp & 0x1f) == LWS_WRITE_HTTP_FINAL) && (wp & 0x1f) == LWS_WRITE_HTTP_FINAL) &&
wsi->u.http.tx_content_length) { wsi->u.http.tx_content_length) {
wsi->u.http.tx_content_remain -= len; wsi->u.http.tx_content_remain -= len;
lwsl_info("%s: content_remain = %llu\n", __func__, lwsl_info("%s: wsi %p: tx_content_remain = %llu\n", __func__, wsi,
(unsigned long long)wsi->u.http.tx_content_remain); (unsigned long long)wsi->u.http.tx_content_remain);
if (!wsi->u.http.tx_content_remain) { if (!wsi->u.http.tx_content_remain) {
lwsl_info("%s: selecting final write mode\n", __func__); lwsl_info("%s: selecting final write mode\n", __func__);
@ -639,6 +639,9 @@ LWS_VISIBLE int lws_serve_http_file_fragment(struct lws *wsi)
poss = context->pt_serv_buf_size - n - LWS_H2_FRAME_HEADER_LENGTH; poss = context->pt_serv_buf_size - n - LWS_H2_FRAME_HEADER_LENGTH;
if (poss > wsi->u.http.tx_content_remain)
poss = wsi->u.http.tx_content_remain;
/* /*
* if there is a hint about how much we will do well to send at one time, * if there is a hint about how much we will do well to send at one time,
* restrict ourselves to only trying to send that. * restrict ourselves to only trying to send that.