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authorMohsin Kazmi <sykazmi@cisco.com>2021-11-29 13:00:04 +0100
committerOle Tr�an <otroan@employees.org>2021-12-01 14:53:20 +0000
commit342a5d472fe8f9aafd7ff50521d94c39a112c961 (patch)
treeea3e4b269d062f3093468034163e25ffee1bbfb3
parent376c2106cec344d65bffd322d261cefaf4f6e67c (diff)
api: add api macros for native endian
Type: improvement Change-Id: I22fec740b30b89e7a571f8ba2bd55adb2ef305d4 Signed-off-by: Mohsin Kazmi <sykazmi@cisco.com>
-rw-r--r--src/vlibapi/api_helper_macros.h324
1 files changed, 289 insertions, 35 deletions
diff --git a/src/vlibapi/api_helper_macros.h b/src/vlibapi/api_helper_macros.h
index 320390534a5..5c4dd9a6fd5 100644
--- a/src/vlibapi/api_helper_macros.h
+++ b/src/vlibapi/api_helper_macros.h
@@ -27,6 +27,12 @@
#define REPLY_MSG_ID_BASE 0
#endif
+#define _NATIVE_TO_NETWORK(t, rmp) \
+ api_main_t *am = vlibapi_get_main (); \
+ void (*endian_fp) (void *); \
+ endian_fp = am->msg_endian_handlers[t + (REPLY_MSG_ID_BASE)]; \
+ (*endian_fp) (rmp);
+
#define REPLY_MACRO(t) \
do { \
vl_api_registration_t *rp; \
@@ -42,23 +48,22 @@ do { \
vl_api_send_msg (rp, (u8 *)rmp); \
} while(0);
-#define REPLY_MACRO_END(t) \
-do { \
- vl_api_registration_t *rp; \
- rp = vl_api_client_index_to_registration (mp->client_index); \
- if (rp == 0) \
- return; \
- \
- rmp = vl_msg_api_alloc (sizeof (*rmp)); \
- rmp->_vl_msg_id = t+(REPLY_MSG_ID_BASE); \
- rmp->context = mp->context; \
- rmp->retval = rv; \
- api_main_t *am = vlibapi_get_main (); \
- void (*endian_fp) (void *); \
- endian_fp = am->msg_endian_handlers[t+(REPLY_MSG_ID_BASE)]; \
- (*endian_fp) (rmp); \
- vl_api_send_msg (rp, (u8 *)rmp); \
-} while(0);
+#define REPLY_MACRO_END(t) \
+ do \
+ { \
+ vl_api_registration_t *rp; \
+ rp = vl_api_client_index_to_registration (mp->client_index); \
+ if (rp == 0) \
+ return; \
+ \
+ rmp = vl_msg_api_alloc (sizeof (*rmp)); \
+ rmp->_vl_msg_id = t + (REPLY_MSG_ID_BASE); \
+ rmp->context = mp->context; \
+ rmp->retval = rv; \
+ _NATIVE_TO_NETWORK (t, rmp); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
#define REPLY_MACRO2(t, body) \
do { \
@@ -75,24 +80,27 @@ do { \
vl_api_send_msg (rp, (u8 *)rmp); \
} while(0);
-#define REPLY_MACRO2_END(t, body) \
-do { \
- vl_api_registration_t *rp; \
- rp = vl_api_client_index_to_registration (mp->client_index); \
- if (rp == 0) \
- return; \
- \
- rmp = vl_msg_api_alloc (sizeof (*rmp)); \
- rmp->_vl_msg_id = t+(REPLY_MSG_ID_BASE); \
- rmp->context = mp->context; \
- rmp->retval = rv; \
- do {body;} while (0); \
- api_main_t *am = vlibapi_get_main (); \
- void (*endian_fp) (void *); \
- endian_fp = am->msg_endian_handlers[t+(REPLY_MSG_ID_BASE)]; \
- (*endian_fp) (rmp); \
- vl_api_send_msg (rp, (u8 *)rmp); \
-} while(0);
+#define REPLY_MACRO2_END(t, body) \
+ do \
+ { \
+ vl_api_registration_t *rp; \
+ rp = vl_api_client_index_to_registration (mp->client_index); \
+ if (rp == 0) \
+ return; \
+ \
+ rmp = vl_msg_api_alloc (sizeof (*rmp)); \
+ rmp->_vl_msg_id = t + (REPLY_MSG_ID_BASE); \
+ rmp->context = mp->context; \
+ rmp->retval = rv; \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ _NATIVE_TO_NETWORK (t, rmp); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
#define REPLY_MACRO2_ZERO(t, body) \
do { \
@@ -109,6 +117,28 @@ do { \
vl_api_send_msg (rp, (u8 *)rmp); \
} while(0);
+#define REPLY_MACRO2_ZERO_END(t, body) \
+ do \
+ { \
+ vl_api_registration_t *rp; \
+ rp = vl_api_client_index_to_registration (mp->client_index); \
+ if (rp == 0) \
+ return; \
+ \
+ rmp = vl_msg_api_alloc_zero (sizeof (*rmp)); \
+ rmp->_vl_msg_id = ((t) + (REPLY_MSG_ID_BASE)); \
+ rmp->context = mp->context; \
+ rmp->retval = rv; \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ _NATIVE_TO_NETWORK (t, rmp); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
+
#define REPLY_MACRO_DETAILS2(t, body) \
do { \
vl_api_registration_t *rp; \
@@ -123,6 +153,27 @@ do { \
vl_api_send_msg (rp, (u8 *)rmp); \
} while(0);
+#define REPLY_MACRO_DETAILS2_END(t, body) \
+ do \
+ { \
+ vl_api_registration_t *rp; \
+ rp = vl_api_client_index_to_registration (mp->client_index); \
+ if (rp == 0) \
+ return; \
+ \
+ rmp = vl_msg_api_alloc (sizeof (*rmp)); \
+ rmp->_vl_msg_id = ((t) + (REPLY_MSG_ID_BASE)); \
+ rmp->context = mp->context; \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ _NATIVE_TO_NETWORK (t, rmp); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
+
#define REPLY_MACRO_DETAILS4(t, rp, context, body) \
do { \
rmp = vl_msg_api_alloc (sizeof (*rmp)); \
@@ -132,6 +183,53 @@ do { \
vl_api_send_msg (rp, (u8 *)rmp); \
} while(0);
+#define REPLY_MACRO_DETAILS4_END(t, rp, context, body) \
+ do \
+ { \
+ rmp = vl_msg_api_alloc (sizeof (*rmp)); \
+ rmp->_vl_msg_id = ((t) + (REPLY_MSG_ID_BASE)); \
+ rmp->context = context; \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ _NATIVE_TO_NETWORK (t, rmp); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
+
+#define REPLY_MACRO_DETAILS5(t, n, rp, context, body) \
+ do \
+ { \
+ rmp = vl_msg_api_alloc (sizeof (*rmp) + n); \
+ rmp->_vl_msg_id = htons ((t) + (REPLY_MSG_ID_BASE)); \
+ rmp->context = context; \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
+
+#define REPLY_MACRO_DETAILS5_END(t, n, rp, context, body) \
+ do \
+ { \
+ rmp = vl_msg_api_alloc (sizeof (*rmp) + n); \
+ rmp->_vl_msg_id = ((t) + (REPLY_MSG_ID_BASE)); \
+ rmp->context = context; \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ _NATIVE_TO_NETWORK (t, rmp); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
+
#define REPLY_MACRO3(t, n, body) \
do { \
vl_api_registration_t *rp; \
@@ -147,6 +245,28 @@ do { \
vl_api_send_msg (rp, (u8 *)rmp); \
} while(0);
+#define REPLY_MACRO3_END(t, n, body) \
+ do \
+ { \
+ vl_api_registration_t *rp; \
+ rp = vl_api_client_index_to_registration (mp->client_index); \
+ if (rp == 0) \
+ return; \
+ \
+ rmp = vl_msg_api_alloc (sizeof (*rmp) + n); \
+ rmp->_vl_msg_id = ((t) + (REPLY_MSG_ID_BASE)); \
+ rmp->context = mp->context; \
+ rmp->retval = rv; \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ _NATIVE_TO_NETWORK (t, rmp); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
+
#define REPLY_MACRO3_ZERO(t, n, body) \
do { \
vl_api_registration_t *rp; \
@@ -162,6 +282,28 @@ do { \
vl_api_send_msg (rp, (u8 *)rmp); \
} while(0);
+#define REPLY_MACRO3_ZERO_END(t, n, body) \
+ do \
+ { \
+ vl_api_registration_t *rp; \
+ rp = vl_api_client_index_to_registration (mp->client_index); \
+ if (rp == 0) \
+ return; \
+ \
+ rmp = vl_msg_api_alloc_zero (sizeof (*rmp) + n); \
+ rmp->_vl_msg_id = ((t) + (REPLY_MSG_ID_BASE)); \
+ rmp->context = mp->context; \
+ rmp->retval = rv; \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ _NATIVE_TO_NETWORK (t, rmp); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
+
#define REPLY_MACRO4(t, n, body) \
do { \
vl_api_registration_t *rp; \
@@ -192,6 +334,43 @@ do { \
vl_api_send_msg (rp, (u8 *)rmp); \
} while(0);
+#define REPLY_MACRO4_END(t, n, body) \
+ do \
+ { \
+ vl_api_registration_t *rp; \
+ u8 is_error = 0; \
+ \
+ rp = vl_api_client_index_to_registration (mp->client_index); \
+ if (rp == 0) \
+ return; \
+ \
+ rmp = vl_msg_api_alloc_or_null (sizeof (*rmp) + n); \
+ if (!rmp) \
+ { \
+ /* if there isn't enough memory, try to allocate */ \
+ /* some at least for returning an error */ \
+ rmp = vl_msg_api_alloc (sizeof (*rmp)); \
+ if (!rmp) \
+ return; \
+ \
+ clib_memset (rmp, 0, sizeof (*rmp)); \
+ rv = VNET_API_ERROR_TABLE_TOO_BIG; \
+ is_error = 1; \
+ } \
+ rmp->_vl_msg_id = ((t) + (REPLY_MSG_ID_BASE)); \
+ rmp->context = mp->context; \
+ rmp->retval = rv; \
+ if (!is_error) \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ _NATIVE_TO_NETWORK (t, rmp); \
+ vl_api_send_msg (rp, (u8 *) rmp); \
+ } \
+ while (0);
+
#define REPLY_AND_DETAILS_MACRO(t, p, body) \
do \
{ \
@@ -232,6 +411,46 @@ do { \
} \
while (0);
+#define REPLY_AND_DETAILS_MACRO_END(t, p, body) \
+ do \
+ { \
+ if (pool_elts (p) == 0) \
+ { \
+ REPLY_MACRO_END (t); \
+ break; \
+ } \
+ vl_api_registration_t *rp; \
+ rp = vl_api_client_index_to_registration (mp->client_index); \
+ if (rp == 0) \
+ return; \
+ u32 cursor = mp->cursor; \
+ vlib_main_t *vm = vlib_get_main (); \
+ f64 start = vlib_time_now (vm); \
+ if (pool_is_free_index (p, cursor)) \
+ { \
+ cursor = pool_next_index (p, cursor); \
+ if (cursor == ~0) \
+ rv = VNET_API_ERROR_INVALID_VALUE; \
+ } \
+ while (cursor != ~0) \
+ { \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ cursor = pool_next_index (p, cursor); \
+ if (vl_api_process_may_suspend (vm, rp, start)) \
+ { \
+ if (cursor != ~0) \
+ rv = VNET_API_ERROR_EAGAIN; \
+ break; \
+ } \
+ } \
+ REPLY_MACRO2_END (t, ({ rmp->cursor = cursor; })); \
+ } \
+ while (0);
+
#define REPLY_AND_DETAILS_VEC_MACRO(t, v, mp, rmp, rv, body) \
do { \
vl_api_registration_t *rp; \
@@ -260,6 +479,41 @@ do { \
})); \
} while(0);
+#define REPLY_AND_DETAILS_VEC_MACRO_END(t, v, mp, rmp, rv, body) \
+ do \
+ { \
+ vl_api_registration_t *rp; \
+ rp = vl_api_client_index_to_registration (mp->client_index); \
+ if (rp == 0) \
+ return; \
+ u32 cursor = mp->cursor; \
+ vlib_main_t *vm = vlib_get_main (); \
+ f64 start = vlib_time_now (vm); \
+ if (!v || vec_len (v) == 0) \
+ { \
+ cursor = ~0; \
+ rv = VNET_API_ERROR_INVALID_VALUE; \
+ } \
+ else if (cursor == ~0) \
+ cursor = 0; \
+ while (cursor != ~0 && cursor < vec_len (v)) \
+ { \
+ do \
+ { \
+ body; \
+ } \
+ while (0); \
+ ++cursor; \
+ if (vl_api_process_may_suspend (vm, rp, start)) \
+ { \
+ if (cursor < vec_len (v)) \
+ rv = VNET_API_ERROR_EAGAIN; \
+ break; \
+ } \
+ } \
+ REPLY_MACRO2_END (t, ({ rmp->cursor = cursor; })); \
+ } \
+ while (0);
/* "trust, but verify" */
#define vnet_sw_if_index_is_api_valid(sw_if_index) \