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spice: add sanity check for spice ports 

Make sure at least one port (port=.. or tls-port=...)
is specified.  Also apply range checks to the port numbers.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2011-07-07 17:04:17 +02:00
parent 03ff09580e
commit df9cb66942
1 changed files with 10 additions and 1 deletions
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11
ui/spice-core.c
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@ -480,7 +480,16 @@ void qemu_spice_init(void)
port = qemu_opt_get_number(opts, "port", 0);
tls_port = qemu_opt_get_number(opts, "tls-port", 0);
if (!port && !tls_port) {
return;
fprintf(stderr, "neither port nor tls-port specified for spice.");
exit(1);
}
if (port < 0 || port > 65535) {
fprintf(stderr, "spice port is out of range");
exit(1);
}
if (tls_port < 0 || tls_port > 65535) {
fprintf(stderr, "spice tls-port is out of range");
exit(1);
}
password = qemu_opt_get(opts, "password");