diff options
author | Holger Hans Peter Freyther <zecke@selfish.org> | 2010-02-08 23:24:32 +0100 |
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committer | Holger Hans Peter Freyther <zecke@selfish.org> | 2010-02-08 23:24:32 +0100 |
commit | e30f0e1c75562666262dd9ce5e7f7c10ab8eaaa9 (patch) | |
tree | 9bc56ef2f733a4b3d630468a6b973073130d919b /openbsc/src/nat/bsc_nat.c | |
parent | 18598ff66d473e6a8912dd045a0c67ca79e7bce5 (diff) |
[nat] Do not forward messages from and to BSC when it is not authenticated
* Start using the authenticated bit in the BSC connection. This means
that currently no messages are forwarded to the MSC from unauthenticated
BSCs.
Diffstat (limited to 'openbsc/src/nat/bsc_nat.c')
-rw-r--r-- | openbsc/src/nat/bsc_nat.c | 13 |
1 files changed, 13 insertions, 0 deletions
diff --git a/openbsc/src/nat/bsc_nat.c b/openbsc/src/nat/bsc_nat.c index 016e06eeb..aee009545 100644 --- a/openbsc/src/nat/bsc_nat.c +++ b/openbsc/src/nat/bsc_nat.c @@ -308,11 +308,19 @@ static int forward_sccp_to_bts(struct msgb *msg) talloc_free(parsed); if (!bsc) return -1; + if (!bsc->authenticated) { + LOGP(DNAT, LOGL_ERRO, "Selected BSC not authenticated.\n"); + return -1; + } + return write(bsc->bsc_fd.fd, msg->data, msg->len); send_to_all: /* currently send this to every BSC connected */ llist_for_each_entry(bsc, &nat->bsc_connections, list_entry) { + if (!bsc->authenticated) + continue; + rc = write(bsc->bsc_fd.fd, msg->data, msg->len); /* try the next one */ @@ -436,6 +444,11 @@ static int forward_sccp_to_msc(struct bsc_fd *bfd, struct msgb *msg) goto exit2; } + if (!bsc->authenticated) { + LOGP(DNAT, LOGL_ERROR, "BSC is not authenticated.\n"); + goto exit2; + } + /* send the non-filtered but maybe modified msg */ rc = write(msc_connection.fd, msg->data, msg->len); talloc_free(parsed); |