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authorDimitri Staessens <dimitri@ouroboros.rocks>2022-03-26 09:39:49 +0100
committerSander Vrijders <sander@ouroboros.rocks>2022-03-30 15:05:05 +0200
commit63dde087796bfcd730508b069ebae7c79b7cebe8 (patch)
treee5e338b9583d023c5895ed0d3a20b679fae76ddf /src/ipcpd/udp/main.c
parent0b45e1e5363f61febc7033f1b9bda14689c88644 (diff)
downloadouroboros-63dde087796bfcd730508b069ebae7c79b7cebe8.tar.gz
ouroboros-63dde087796bfcd730508b069ebae7c79b7cebe8.zip
lib: Refactor reading packet from rbuff
Reading packets from the rbuff and checking their validity (non-zero size, pass crc check, pass decryption) is now extracted into a function. Also adds a function to get the length of an sdu_du_buff instead of subtracting the tail and head pointers. Signed-off-by: Dimitri Staessens <dimitri@ouroboros.rocks> Signed-off-by: Sander Vrijders <sander@ouroboros.rocks>
Diffstat (limited to 'src/ipcpd/udp/main.c')
-rw-r--r--src/ipcpd/udp/main.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/ipcpd/udp/main.c b/src/ipcpd/udp/main.c
index 7def856b..d3104163 100644
--- a/src/ipcpd/udp/main.c
+++ b/src/ipcpd/udp/main.c
@@ -541,7 +541,7 @@ static void * ipcp_udp_packet_writer(void * o)
continue;
}
- len = shm_du_buff_tail(sdb) - shm_du_buff_head(sdb);
+ len = shm_du_buff_len(sdb);
if (len > IPCP_UDP_MAX_PACKET_SIZE) {
log_dbg("Packet length exceeds MTU.");
ipcp_sdb_release(sdb);