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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/lib/crypt.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/lib/crypt.c')
-rw-r--r--src/lib/crypt.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/src/lib/crypt.c b/src/lib/crypt.c
index e19981bc..2985fc6a 100644
--- a/src/lib/crypt.c
+++ b/src/lib/crypt.c
@@ -282,8 +282,7 @@ static int openssl_decrypt(struct flow * f,
int in_sz;
int tmp_sz;
- in = shm_du_buff_head(sdb);
- in_sz = shm_du_buff_tail(sdb) - in;
+ in_sz = shm_du_buff_len(sdb);
if (in_sz < IVSZ)
return -ECRYPT;