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nat: Attempt to handle exceptions on the fd and trat them as connection loss

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This commit is contained in:
Holger Hans Peter Freyther
2010-04-08 11:12:32 +02:00
parent 870663af20
commit 0176eb44f5
1 changed files with 17 additions and 2 deletions
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19
openbsc/src/bsc_msc.c
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@@ -49,6 +49,20 @@ static void connection_loss(struct bsc_msc_connection *con)
con->connection_loss(con);
}
static int bsc_msc_except(struct bsc_fd *bfd)
{
struct write_queue *wrt;
struct bsc_msc_connection *con;
LOGP(DMSC, LOGL_ERROR, "Exception on the BFD. Closing down.\n");
wrt = container_of(bfd, struct write_queue, bfd);
con = container_of(wrt, struct bsc_msc_connection, write_queue);
connection_loss(con);
return 0;
}
/* called in the case of a non blocking connect */
static int msc_connection_connect(struct bsc_fd *fd, unsigned int what)
{
@@ -81,7 +95,7 @@ static int msc_connection_connect(struct bsc_fd *fd, unsigned int what)
/* go to full operation */
fd->cb = write_queue_bfd_cb;
fd->when = BSC_FD_READ;
fd->when = BSC_FD_READ | BSC_FD_EXCEPT;
con->is_connected = 1;
LOGP(DMSC, LOGL_NOTICE, "(Re)Connected to the MSC.\n");
@@ -156,7 +170,7 @@ int bsc_msc_connect(struct bsc_msc_connection *con)
connection_loss(con);
return ret;
} else {
fd->when = BSC_FD_READ;
fd->when = BSC_FD_READ | BSC_FD_EXCEPT;
fd->cb = write_queue_bfd_cb;
con->is_connected = 1;
if (con->connected)
@@ -186,6 +200,7 @@ struct bsc_msc_connection *bsc_msc_create(const char *ip, int port)
con->ip = ip;
con->port = port;
write_queue_init(&con->write_queue, 100);
con->write_queue.except_cb = bsc_msc_except;
return con;
}