diff options
| author |   Benoît Ganne <bganne@cisco.com> | 2019-04-15 15:28:21 +0200 |
|---|---|---|
| committer |   Damjan Marion <dmarion@me.com> | 2019-11-27 10:50:28 +0000 |
| commit | 9fb6d40eb3d4a2da8f45187de773498b784596e6 (patch) | |
| tree | e785ebfbe73b847146debb2dae4a4304c51aa9cf /src/vlibapi | |
| parent | 99fbf0574f099f09b7b46dcabe5bb50d78091dce (diff) | |
misc: add address sanitizer heap instrumentation
Introduce AddressSanitizer support: https://github.com/google/sanitizers/
This starts with heap instrumentation. vlib_buffer, bihash and stack
instrumentation should follow.
Type: feature
Change-Id: I7f20e235b2f79db72efd0e756f22c75f717a9884
Signed-off-by: Benoît Ganne <bganne@cisco.com>
Diffstat (limited to 'src/vlibapi')
| -rw-r--r-- | src/vlibapi/api_common.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/vlibapi/api_common.h b/src/vlibapi/api_common.h index bb1997041f4..fac4c96ee3c 100644 --- a/src/vlibapi/api_common.h +++ b/src/vlibapi/api_common.h @@ -142,6 +142,26 @@ typedef struct msgbuf_ u8 data[0]; /**< actual message begins here */ } msgbuf_t; +CLIB_NOSANITIZE_ADDR static inline void +VL_MSG_API_UNPOISON (const void *a) +{ + const msgbuf_t *m = &((const msgbuf_t *) a)[-1]; + CLIB_MEM_UNPOISON (m, sizeof (*m) + ntohl (m->data_len)); +} + +CLIB_NOSANITIZE_ADDR static inline void +VL_MSG_API_SVM_QUEUE_UNPOISON (const svm_queue_t * q) +{ + CLIB_MEM_UNPOISON (q, sizeof (*q) + q->elsize * q->maxsize); +} + +static inline void +VL_MSG_API_POISON (const void *a) +{ + const msgbuf_t *m = &((const msgbuf_t *) a)[-1]; + CLIB_MEM_POISON (m, sizeof (*m) + ntohl (m->data_len)); +} + /* api_shared.c prototypes */ void vl_msg_api_handler (void *the_msg); void vl_msg_api_handler_no_free (void *the_msg); |