walkero
/
nghttp2
1
0
Fork 0
Code Issues Pull Requests Projects Releases 1 Wiki Activity

Don't change state in inbound_frame_handle_pad

This commit is contained in:
Tatsuhiro Tsujikawa 2014-02-11 16:24:21 +09:00
parent 6c40928fed
commit 9865b46905
1 changed files with 10 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

22
lib/nghttp2_session.c
View File

@ -3383,9 +3383,10 @@ static int inbound_frame_set_settings_entry(nghttp2_inbound_frame *iframe)
}
/*
* Checks PAD_HIGH and PAD_LOW flags and set next state
* accordingly. If padding is set, this function returns 1. If no
* padding is set, this function returns 0. On error, returns -1.
* Checks PAD_HIGH and PAD_LOW flags and set iframe->left and
* iframe->buflen accordingly. If padding is set, this function
* returns 1. If no padding is set, this function returns 0. On error,
* returns -1.
*/
static int inbound_frame_handle_pad(nghttp2_inbound_frame *iframe,
nghttp2_frame_hd *hd)
@ -3394,13 +3395,11 @@ static int inbound_frame_handle_pad(nghttp2_inbound_frame *iframe,
if((hd->flags & NGHTTP2_FLAG_PAD_LOW) == 0) {
return -1;
}
iframe->state = NGHTTP2_IB_READ_NBYTE;
iframe->left = 2;
iframe->buflen = 0;
return 1;
}
if(hd->flags & NGHTTP2_FLAG_PAD_LOW) {
iframe->state = NGHTTP2_IB_READ_NBYTE;
iframe->left = 1;
iframe->buflen = 0;
return 1;
@ -3507,10 +3506,11 @@ ssize_t nghttp2_session_mem_recv(nghttp2_session *session,
}
break;
}
if(rv == 0) {
iframe->state = NGHTTP2_IB_READ_DATA;
if(rv == 1) {
iframe->state = NGHTTP2_IB_READ_NBYTE;
break;
}
iframe->state = NGHTTP2_IB_READ_DATA;
break;
}
case NGHTTP2_HEADERS:
@ -3527,6 +3527,7 @@ ssize_t nghttp2_session_mem_recv(nghttp2_session *session,
break;
}
if(rv == 1) {
iframe->state = NGHTTP2_IB_READ_NBYTE;
break;
}
if(iframe->frame.hd.flags & NGHTTP2_FLAG_PRIORITY) {
@ -3909,8 +3910,7 @@ ssize_t nghttp2_session_mem_recv(nghttp2_session *session,
nghttp2_inbound_frame_reset(session);
break;
case NGHTTP2_IB_EXPECT_CONTINUATION:
case NGHTTP2_IB_IGN_CONTINUATION: {
nghttp2_inbound_state state_back;
case NGHTTP2_IB_IGN_CONTINUATION:
#ifdef DEBUGBUILD
if(iframe->state == NGHTTP2_IB_EXPECT_CONTINUATION) {
fprintf(stderr, "[IB_EXPECT_CONTINUATION]\n");
@ -3947,7 +3947,6 @@ ssize_t nghttp2_session_mem_recv(nghttp2_session *session,
NGHTTP2_FLAG_PAD_HIGH | NGHTTP2_FLAG_PAD_LOW);
iframe->frame.hd.length += cont_hd.length;
state_back = iframe->state;
rv = inbound_frame_handle_pad(iframe, &cont_hd);
if(rv < 0) {
busy = 1;
@ -3960,7 +3959,7 @@ ssize_t nghttp2_session_mem_recv(nghttp2_session *session,
break;
}
if(rv == 1) {
if(state_back == NGHTTP2_IB_EXPECT_CONTINUATION) {
if(iframe->state == NGHTTP2_IB_EXPECT_CONTINUATION) {
iframe->state = NGHTTP2_IB_READ_PAD_CONTINUATION;
} else {
iframe->state = NGHTTP2_IB_IGN_PAD_CONTINUATION;
@ -3975,7 +3974,6 @@ ssize_t nghttp2_session_mem_recv(nghttp2_session *session,
iframe->state = NGHTTP2_IB_IGN_HEADER_BLOCK;
}
break;
}
case NGHTTP2_IB_READ_PAD_CONTINUATION:
case NGHTTP2_IB_IGN_PAD_CONTINUATION:
#ifdef DEBUGBUILD