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| author | Ghasem Naddaf <ghasem.naddaf@gmail.com> | 2020-03-11 09:50:54 -0700 |
|---|---|---|
| committer | Ghasem Naddaf <ghasem.naddaf@gmail.com> | 2020-03-11 09:50:54 -0700 |
| commit | 31384f929ad817f5a6459feeb6f27ff292b35e2f (patch) | |
| tree | 9072ac9757649e446f8018f44379c8068e1bfa23 /lib/mlag.c | |
| parent | 912c556b3a0354f37328f52108777e434307e339 (diff) | |
| parent | 4a652d922754bfb9e4216347cfc6ea59d068b800 (diff) | |
Merge branch 'master' into nhrp_bugfix
Diffstat (limited to 'lib/mlag.c')
| -rw-r--r-- | lib/mlag.c | 28 |
1 files changed, 22 insertions, 6 deletions
diff --git a/lib/mlag.c b/lib/mlag.c index 1daf290725..733dd41ea8 100644 --- a/lib/mlag.c +++ b/lib/mlag.c @@ -81,22 +81,33 @@ char *mlag_lib_msgid_to_str(enum mlag_msg_type msg_type, char *buf, size_t size) } -int mlag_lib_decode_mlag_hdr(struct stream *s, struct mlag_msg *msg) +int mlag_lib_decode_mlag_hdr(struct stream *s, struct mlag_msg *msg, + size_t *length) { - if (s == NULL || msg == NULL) +#define LIB_MLAG_HDR_LENGTH 8 + *length = stream_get_endp(s); + + if (s == NULL || msg == NULL || *length < LIB_MLAG_HDR_LENGTH) return -1; + *length -= LIB_MLAG_HDR_LENGTH; + STREAM_GETL(s, msg->msg_type); STREAM_GETW(s, msg->data_len); STREAM_GETW(s, msg->msg_cnt); + return 0; stream_failure: return -1; } -int mlag_lib_decode_mroute_add(struct stream *s, struct mlag_mroute_add *msg) +#define MLAG_MROUTE_ADD_LENGTH \ + (VRF_NAMSIZ + INTERFACE_NAMSIZ + 4 + 4 + 4 + 4 + 1 + 1 + 4) + +int mlag_lib_decode_mroute_add(struct stream *s, struct mlag_mroute_add *msg, + size_t *length) { - if (s == NULL || msg == NULL) + if (s == NULL || msg == NULL || *length < MLAG_MROUTE_ADD_LENGTH) return -1; STREAM_GET(msg->vrf_name, s, VRF_NAMSIZ); @@ -108,14 +119,18 @@ int mlag_lib_decode_mroute_add(struct stream *s, struct mlag_mroute_add *msg) STREAM_GETC(s, msg->am_i_dual_active); STREAM_GETL(s, msg->vrf_id); STREAM_GET(msg->intf_name, s, INTERFACE_NAMSIZ); + return 0; stream_failure: return -1; } -int mlag_lib_decode_mroute_del(struct stream *s, struct mlag_mroute_del *msg) +#define MLAG_MROUTE_DEL_LENGTH (VRF_NAMSIZ + INTERFACE_NAMSIZ + 4 + 4 + 4 + 4) + +int mlag_lib_decode_mroute_del(struct stream *s, struct mlag_mroute_del *msg, + size_t *length) { - if (s == NULL || msg == NULL) + if (s == NULL || msg == NULL || *length < MLAG_MROUTE_DEL_LENGTH) return -1; STREAM_GET(msg->vrf_name, s, VRF_NAMSIZ); @@ -124,6 +139,7 @@ int mlag_lib_decode_mroute_del(struct stream *s, struct mlag_mroute_del *msg) STREAM_GETL(s, msg->owner_id); STREAM_GETL(s, msg->vrf_id); STREAM_GET(msg->intf_name, s, INTERFACE_NAMSIZ); + return 0; stream_failure: return -1; |