diff options
Diffstat (limited to 'lib/packet.c')
| -rw-r--r-- | lib/packet.c | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/lib/packet.c b/lib/packet.c index c90511b..5f7293c 100644 --- a/lib/packet.c +++ b/lib/packet.c @@ -1,3 +1,5 @@ +/* See the file COPYING for licensing information. */ + #include <string.h> #include <assert.h> #include <freeradius/libradius.h> @@ -128,8 +130,8 @@ _read_cb (struct bufferevent *bev, void *ctx) assert (pkt->conn); if (!pkt->hdr_read_flag) { - n = bufferevent_read (pkt->conn->bev, pkt->hdr, 4); - if (n == 4) + n = bufferevent_read (pkt->conn->bev, pkt->hdr, RS_HEADER_LEN; + if (n == RS_HEADER_LEN) { uint16_t len = (pkt->hdr[2] << 8) + pkt->hdr[3]; uint8_t *buf = rs_malloc (pkt->conn->ctx, len); @@ -143,7 +145,8 @@ _read_cb (struct bufferevent *bev, void *ctx) } pkt->rpkt->data = buf; pkt->rpkt->data_len = len; - bufferevent_setwatermark (pkt->conn->bev, EV_READ, len - 4, 0); + bufferevent_setwatermark (pkt->conn->bev, EV_READ, + len - RS_HEADER_LEN, 0); #if defined (DEBUG) fprintf (stderr, "%s: packet header read, pkt len=%d\n", __func__, len); @@ -153,15 +156,16 @@ _read_cb (struct bufferevent *bev, void *ctx) return; /* Buffer frozen, i suppose. Let's hope it thaws. */ else { - assert (n < 4); + assert (n < RS_HEADER_LEN); return; /* Need more to complete header. */ } } - printf ("%s: trying to read %d octets of packet data\n", __func__, pkt->rpkt->data_len - 4); - n = bufferevent_read (pkt->conn->bev, pkt->rpkt->data, pkt->rpkt->data_len - 4); + printf ("%s: trying to read %d octets of packet data\n", __func__, pkt->rpkt->data_len - RS_HEADER_LEN; + n = bufferevent_read (pkt->conn->bev, pkt->rpkt->data, + pkt->rpkt->data_len - RS_HEADER_LEN); printf ("%s: read %d octets of packet data\n", __func__, n); - if (n == pkt->rpkt->data_len - 4) + if (n == pkt->rpkt->data_len - RS_HEADER_LEN) { bufferevent_disable (pkt->conn->bev, EV_READ); pkt->hdr_read_flag = 0; @@ -305,7 +309,7 @@ rs_packet_receive(struct rs_connection *conn, struct rs_packet **pkt_out) assert (conn->active_peer); assert (conn->active_peer->s >= 0); - bufferevent_setwatermark (conn->bev, EV_READ, 4, 0); + bufferevent_setwatermark (conn->bev, EV_READ, RS_HEADER_LEN, 0); bufferevent_enable (conn->bev, EV_READ); event_base_dispatch (conn->evb); #if defined (DEBUG) |