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requirenext fixup for firstkexfollows

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This commit is contained in:
Matt Johnston
2013-04-14 23:16:16 +08:00
parent ba15bbfe33
commit ef151888fb
8 changed files with 53 additions and 13 deletions
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9
process-packet.c
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@@ -74,14 +74,15 @@ void process_packet() {
/* This applies for KEX, where the spec says the next packet MUST be
* NEWKEYS */
if (ses.requirenext != 0) {
if (ses.requirenext != type) {
/* TODO send disconnect? */
if (ses.requirenext[0] != 0) {
if (ses.requirenext[0] != type
&& (ses.requirenext[1] == 0 || ses.requirenext[1] != type)) {
dropbear_exit("Unexpected packet type %d, expected %d", type,
ses.requirenext);
} else {
/* Got what we expected */
ses.requirenext = 0;
ses.requirenext[0] = 0;
ses.requirenext[1] = 0;
}
}