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More correct handling of inflate result.

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David Galeano 2013-01-10 10:22:47 +08:00 • committed by Andy Green
parent e0d0fd72b3
commit 1ed189e421
1 changed files with 3 additions and 1 deletions
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4
lib/extension-deflate-frame.c
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@ -142,6 +142,7 @@ int lws_extension_callback_deflate_frame(
n = inflate(&conn->zs_in, Z_SYNC_FLUSH);
switch (n) {
case Z_NEED_DICT:
case Z_STREAM_ERROR:
case Z_DATA_ERROR:
case Z_MEM_ERROR:
/*
@ -153,10 +154,11 @@ int lws_extension_callback_deflate_frame(
return -1;
}
if (conn->zs_in.avail_in > 0) {
if (!conn->zs_in.avail_in) {
size_t len_so_far = (conn->zs_in.next_out -
(conn->buf_in + LWS_SEND_BUFFER_PRE_PADDING));
unsigned char *new_buf;
conn->buf_in_length *= 2;
new_buf = (unsigned char *)
malloc(LWS_SEND_BUFFER_PRE_PADDING +