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daemon: Print error for invalid chunk.cancel field.

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The chunk.cancel field should always be [0|1].  If it is not then
something has gone badly wrong -- probably loss of synchronization.
If this occurs print a debug message and return error from
receive_file function.
This commit is contained in:
Richard W.M. Jones
2011-03-18 11:21:55 +00:00
parent 65852011d8
commit 1e68f84c5a
1 changed files with 7 additions and 0 deletions
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7
daemon/proto.c
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@@ -405,6 +405,13 @@ receive_file (receive_cb cb, void *opaque)
"receive_file: got chunk: cancel = 0x%x, len = %d, buf = %p\n",
chunk.cancel, chunk.data.data_len, chunk.data.data_val);
if (chunk.cancel != 0 && chunk.cancel != 1) {
fprintf (stderr,
"receive_file: chunk.cancel != [0|1] ... "
"continuing even though we have probably lost synchronization with the library\n");
return -1;
}
if (chunk.cancel) {
if (verbose)
fprintf (stderr, "receive_file: received cancellation from library\n");