ABI refactoring: sequence and array of text: copy input as string
[lttng-ust.git] / include / lttng / ust-tracepoint-event.h
index 5d84e0b26bb99d17aef99dd1c8ce711c223c455c..22c97438ba589c3c66694abbe69b5be98f511fb8 100644 (file)
@@ -10,7 +10,8 @@
 #include <urcu/compiler.h>
 #include <urcu/rculist.h>
 #include <lttng/ust-events.h>
-#include <lttng/ringbuffer-config.h>
+#include <lttng/ringbuffer-context.h>
+#include <lttng/ust-arch.h>
 #include <lttng/ust-compiler.h>
 #include <lttng/tracepoint.h>
 #include <lttng/ust-endian.h>
@@ -194,7 +195,7 @@ void __event_template_proto___##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args)
                        .signedness = 0,                                \
                },                                                      \
                .string = (_string),                                    \
-               .options = LTTNG_ENUM_ENTRY_OPTION_IS_AUTO,             \
+               .options = LTTNG_UST_ENUM_ENTRY_OPTION_IS_AUTO,         \
        }),
 
 #undef TP_ENUM_VALUES
@@ -703,7 +704,10 @@ size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args))      \
 #define _ctf_array_encoded(_type, _item, _src, _byte_order, _length,   \
                        _encoding, _nowrite, _elem_type_base)           \
        lib_ring_buffer_align_ctx(&__ctx, lttng_alignof(_type));        \
-       __chan->ops->event_write(&__ctx, _src, sizeof(_type) * (_length));
+       if (lttng_ust_string_encoding_##_encoding == lttng_ust_string_encoding_none) \
+               __chan->ops->event_write(&__ctx, _src, sizeof(_type) * (_length)); \
+       else                                                            \
+               __chan->ops->event_strcpy_pad(&__ctx, (const char *) (_src), _length); \
 
 #undef _ctf_sequence_encoded
 #define _ctf_sequence_encoded(_type, _item, _src, _byte_order, _length_type, \
@@ -714,8 +718,11 @@ size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args))      \
                __chan->ops->event_write(&__ctx, &__tmpl, sizeof(_length_type));\
        }                                                               \
        lib_ring_buffer_align_ctx(&__ctx, lttng_alignof(_type));        \
-       __chan->ops->event_write(&__ctx, _src,                          \
-               sizeof(_type) * __get_dynamic_len(dest));
+       if (lttng_ust_string_encoding_##_encoding == lttng_ust_string_encoding_none) \
+               __chan->ops->event_write(&__ctx, _src,                  \
+                       sizeof(_type) * __get_dynamic_len(dest));       \
+       else                                                            \
+               __chan->ops->event_strcpy_pad(&__ctx, (const char *) (_src), __get_dynamic_len(dest)); \
 
 #undef _ctf_string
 #define _ctf_string(_item, _src, _nowrite)                             \
@@ -766,11 +773,11 @@ size_t __event_get_align__##_provider##___##_name(_TP_ARGS_PROTO(_args))      \
 #define _TP_IP_PARAM(x)                (x)
 #else /* TP_IP_PARAM */
 
-#if defined(__PPC__) && !defined(__PPC64__)
+#if defined(LTTNG_UST_ARCH_PPC) && !defined(LTTNG_UST_ARCH_PPC64)
 #define _TP_IP_PARAM(x)                NULL
-#else /* #if defined(__PPC__) && !defined(__PPC64__) */
+#else
 #define _TP_IP_PARAM(x)                __builtin_return_address(0)
-#endif /* #else #if defined(__PPC__) && !defined(__PPC64__) */
+#endif
 
 #endif /* TP_IP_PARAM */
 
@@ -796,6 +803,7 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args))           \
                char __interpreter_stack_data[2 * sizeof(unsigned long) * __num_fields]; \
        } __stackvar;                                                         \
        int __ret;                                                            \
+       bool __interpreter_stack_prepared = false;                            \
                                                                              \
        if (0)                                                                \
                (void) __dynamic_len_idx;       /* don't warn if unused */    \
@@ -803,13 +811,14 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args))         \
        case LTTNG_UST_EVENT_TYPE_RECORDER:                                   \
        {                                                                     \
                struct lttng_ust_event_recorder *__event_recorder = (struct lttng_ust_event_recorder *) __event->child; \
-               struct lttng_channel *__chan = __event_recorder->chan;        \
+               struct lttng_ust_channel_buffer *__chan = __event_recorder->chan; \
+               struct lttng_ust_channel_common *__chan_common = __chan->parent; \
                                                                              \
-               if (!_TP_SESSION_CHECK(session, __chan->session))             \
+               if (!_TP_SESSION_CHECK(session, __chan_common->session))      \
                        return;                                               \
-               if (caa_unlikely(!CMM_ACCESS_ONCE(__chan->session->active)))  \
+               if (caa_unlikely(!CMM_ACCESS_ONCE(__chan_common->session->active))) \
                        return;                                               \
-               if (caa_unlikely(!CMM_ACCESS_ONCE(__chan->enabled)))          \
+               if (caa_unlikely(!CMM_ACCESS_ONCE(__chan_common->enabled)))   \
                        return;                                               \
                break;                                                        \
        }                                                                     \
@@ -820,20 +829,12 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args))         \
                return;                                                       \
        if (caa_unlikely(!TP_RCU_LINK_TEST()))                                \
                return;                                                       \
-       if (caa_unlikely(!cds_list_empty(&__event->filter_bytecode_runtime_head))) { \
-               struct lttng_ust_bytecode_runtime *__filter_bc_runtime;       \
-               int __filter_record = __event->has_enablers_without_bytecode; \
-                                                                             \
+       if (caa_unlikely(CMM_ACCESS_ONCE(__event->eval_filter))) { \
                __event_prepare_interpreter_stack__##_provider##___##_name(__stackvar.__interpreter_stack_data, \
                        _TP_ARGS_DATA_VAR(_args));                            \
-               tp_list_for_each_entry_rcu(__filter_bc_runtime, &__event->filter_bytecode_runtime_head, node) { \
-                       if (caa_unlikely(__filter_bc_runtime->interpreter_funcs.filter(__filter_bc_runtime,     \
-                                       __stackvar.__interpreter_stack_data) & LTTNG_INTERPRETER_RECORD_FLAG)) { \
-                               __filter_record = 1;                          \
-                               break;                                        \
-                       }                                                     \
-               }                                                             \
-               if (caa_likely(!__filter_record))                             \
+               __interpreter_stack_prepared = true;                          \
+               if (caa_likely(__event->run_filter(__event, \
+                               __stackvar.__interpreter_stack_data, NULL) != LTTNG_UST_EVENT_FILTER_ACCEPT)) \
                        return;                                               \
        }                                                                     \
        switch (__event->type) {                                              \
@@ -841,7 +842,7 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args))           \
        {                                                                     \
                size_t __event_len, __event_align;                            \
                struct lttng_ust_event_recorder *__event_recorder = (struct lttng_ust_event_recorder *) __event->child; \
-               struct lttng_channel *__chan = __event_recorder->chan;        \
+               struct lttng_ust_channel_buffer *__chan = __event_recorder->chan; \
                struct lttng_ust_lib_ring_buffer_ctx __ctx;                   \
                struct lttng_ust_stack_ctx __lttng_ctx;                       \
                                                                              \
@@ -851,8 +852,6 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args))           \
                memset(&__lttng_ctx, 0, sizeof(__lttng_ctx));                 \
                __lttng_ctx.struct_size = sizeof(struct lttng_ust_stack_ctx);     \
                __lttng_ctx.event_recorder = __event_recorder;                \
-               __lttng_ctx.chan_ctx = tp_rcu_dereference(__chan->ctx);       \
-               __lttng_ctx.event_ctx = tp_rcu_dereference(__event_recorder->ctx); \
                lib_ring_buffer_ctx_init(&__ctx, __chan->chan, &__lttng_ctx, __event_len, \
                                         __event_align, -1, __chan->handle); \
                __ctx.ip = _TP_IP_PARAM(TP_IP_PARAM);                         \
@@ -866,13 +865,18 @@ void __event_probe__##_provider##___##_name(_TP_ARGS_DATA_PROTO(_args))         \
        case LTTNG_UST_EVENT_TYPE_NOTIFIER:                                   \
        {                                                                     \
                struct lttng_ust_event_notifier *__event_notifier = (struct lttng_ust_event_notifier *) __event->child; \
+               struct lttng_ust_notification_ctx __notif_ctx;                \
+                                                                             \
+               __notif_ctx.struct_size = sizeof(struct lttng_ust_notification_ctx); \
+               __notif_ctx.eval_capture = CMM_ACCESS_ONCE(__event_notifier->eval_capture); \
                                                                              \
-               if (caa_unlikely(!cds_list_empty(&__event_notifier->capture_bytecode_runtime_head))) \
+               if (caa_unlikely(!__interpreter_stack_prepared && __notif_ctx.eval_capture)) \
                        __event_prepare_interpreter_stack__##_provider##___##_name(__stackvar.__interpreter_stack_data, \
                                _TP_ARGS_DATA_VAR(_args));                    \
                                                                              \
                __event_notifier->notification_send(__event_notifier,         \
-                               __stackvar.__interpreter_stack_data);         \
+                               __stackvar.__interpreter_stack_data,          \
+                               &__notif_ctx);                                \
                break;                                                        \
        }                                                                     \
        }                                                                     \
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