X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=lib%2Ftrace-ir%2Fpacket.c;h=4909e9523460fa47b476e3b60f97d37cb6163bd5;hb=35fa110e5bea4a35497313adf3e3d0fa09db9ff7;hp=a6a122355de832cdfec7cbfe780079dc0dc81783;hpb=8138bfe1b1d389d60d8f6c98b8f0cc8e84b9907b;p=babeltrace.git diff --git a/lib/trace-ir/packet.c b/lib/trace-ir/packet.c index a6a12235..4909e952 100644 --- a/lib/trace-ir/packet.c +++ b/lib/trace-ir/packet.c @@ -1,9 +1,5 @@ /* - * packet.c - * - * Babeltrace trace IR - Stream packet - * - * Copyright 2016 Philippe Proulx + * Copyright 2016-2018 Philippe Proulx * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal @@ -28,7 +24,8 @@ #include #include -#include +#include +#include #include #include #include @@ -37,10 +34,9 @@ #include #include #include -#include +#include #include #include -#include #include #include @@ -53,20 +49,38 @@ struct bt_stream *bt_packet_borrow_stream(struct bt_packet *packet) return packet->stream; } +const struct bt_stream *bt_packet_borrow_stream_const( + const struct bt_packet *packet) +{ + return bt_packet_borrow_stream((void *) packet); +} + struct bt_field *bt_packet_borrow_header_field(struct bt_packet *packet) { BT_ASSERT_PRE_NON_NULL(packet, "Packet"); return packet->header_field ? packet->header_field->field : NULL; } +const struct bt_field *bt_packet_borrow_header_field_const( + const struct bt_packet *packet) +{ + return bt_packet_borrow_header_field((void *) packet); +} + struct bt_field *bt_packet_borrow_context_field(struct bt_packet *packet) { BT_ASSERT_PRE_NON_NULL(packet, "Packet"); return packet->context_field ? packet->context_field->field : NULL; } +const struct bt_field *bt_packet_borrow_context_field_const( + const struct bt_packet *packet) +{ + return bt_packet_borrow_context_field((void *) packet); +} + BT_HIDDEN -void _bt_packet_set_is_frozen(struct bt_packet *packet, bool is_frozen) +void _bt_packet_set_is_frozen(const struct bt_packet *packet, bool is_frozen) { if (!packet) { return; @@ -87,7 +101,7 @@ void _bt_packet_set_is_frozen(struct bt_packet *packet, bool is_frozen) is_frozen); } - packet->frozen = is_frozen; + ((struct bt_packet *) packet)->frozen = is_frozen; } static inline @@ -116,12 +130,12 @@ void reset_packet(struct bt_packet *packet) bt_field_reset(packet->context_field->field); } - if (packet->default_beginning_cv) { - bt_clock_value_reset(packet->default_beginning_cv); + if (packet->default_beginning_cs) { + bt_clock_snapshot_reset(packet->default_beginning_cs); } - if (packet->default_end_cv) { - bt_clock_value_reset(packet->default_end_cv); + if (packet->default_end_cs) { + bt_clock_snapshot_reset(packet->default_end_cs); } reset_counter_snapshots(packet); @@ -129,13 +143,13 @@ void reset_packet(struct bt_packet *packet) static void recycle_header_field(struct bt_field_wrapper *header_field, - struct bt_trace *trace) + struct bt_trace_class *tc) { BT_ASSERT(header_field); BT_LIB_LOGD("Recycling packet header field: " - "addr=%p, %![trace-]+t, %![field-]+f", header_field, - trace, header_field->field); - bt_object_pool_recycle_object(&trace->packet_header_field_pool, + "addr=%p, %![tc-]+T, %![field-]+f", header_field, + tc, header_field->field); + bt_object_pool_recycle_object(&tc->packet_header_field_pool, header_field); } @@ -198,11 +212,13 @@ void bt_packet_destroy(struct bt_packet *packet) if (packet->stream) { BT_LOGD_STR("Recycling packet's header field."); recycle_header_field(packet->header_field, - bt_stream_class_borrow_trace_inline( + bt_stream_class_borrow_trace_class_inline( packet->stream->class)); } else { bt_field_wrapper_destroy(packet->header_field); } + + packet->header_field = NULL; } if (packet->context_field) { @@ -213,20 +229,24 @@ void bt_packet_destroy(struct bt_packet *packet) } else { bt_field_wrapper_destroy(packet->context_field); } + + packet->context_field = NULL; } - if (packet->default_beginning_cv) { - BT_LOGD_STR("Recycling beginning clock value."); - bt_clock_value_recycle(packet->default_beginning_cv); + if (packet->default_beginning_cs) { + BT_LOGD_STR("Recycling beginning clock snapshot."); + bt_clock_snapshot_recycle(packet->default_beginning_cs); + packet->default_beginning_cs = NULL; } - if (packet->default_end_cv) { - BT_LOGD_STR("Recycling end clock value."); - bt_clock_value_recycle(packet->default_end_cv); + if (packet->default_end_cs) { + BT_LOGD_STR("Recycling end clock snapshot."); + bt_clock_snapshot_recycle(packet->default_end_cs); + packet->default_end_cs = NULL; } BT_LOGD_STR("Putting packet's stream."); - bt_object_put_ref(packet->stream); + BT_OBJECT_PUT_REF_AND_RESET(packet->stream); g_free(packet); } @@ -234,7 +254,7 @@ BT_HIDDEN struct bt_packet *bt_packet_new(struct bt_stream *stream) { struct bt_packet *packet = NULL; - struct bt_trace *trace = NULL; + struct bt_trace_class *trace_class = NULL; BT_ASSERT(stream); BT_LIB_LOGD("Creating packet object: %![stream-]+s", stream); @@ -246,15 +266,16 @@ struct bt_packet *bt_packet_new(struct bt_stream *stream) bt_object_init_shared(&packet->base, (bt_object_release_func) bt_packet_recycle); - packet->stream = bt_object_get_ref(stream); - trace = bt_stream_class_borrow_trace_inline(stream->class); - BT_ASSERT(trace); + packet->stream = stream; + bt_object_get_no_null_check(stream); + trace_class = bt_stream_class_borrow_trace_class_inline(stream->class); + BT_ASSERT(trace_class); - if (trace->packet_header_fc) { + if (trace_class->packet_header_fc) { BT_LOGD_STR("Creating initial packet header field."); packet->header_field = bt_field_wrapper_create( - &trace->packet_header_field_pool, - trace->packet_header_fc); + &trace_class->packet_header_field_pool, + trace_class->packet_header_fc); if (!packet->header_field) { BT_LOGE_STR("Cannot create packet header field wrapper."); goto error; @@ -273,20 +294,20 @@ struct bt_packet *bt_packet_new(struct bt_stream *stream) } if (stream->class->default_clock_class) { - if (stream->class->packets_have_default_beginning_cv) { - packet->default_beginning_cv = bt_clock_value_create( + if (stream->class->packets_have_default_beginning_cs) { + packet->default_beginning_cs = bt_clock_snapshot_create( stream->class->default_clock_class); - if (!packet->default_beginning_cv) { - /* bt_clock_value_create() logs errors */ + if (!packet->default_beginning_cs) { + /* bt_clock_snapshot_create() logs errors */ goto error; } } - if (stream->class->packets_have_default_end_cv) { - packet->default_end_cv = bt_clock_value_create( + if (stream->class->packets_have_default_end_cs) { + packet->default_end_cs = bt_clock_snapshot_create( stream->class->default_clock_class); - if (!packet->default_end_cv) { - /* bt_clock_value_create() logs errors */ + if (!packet->default_end_cs) { + /* bt_clock_snapshot_create() logs errors */ goto error; } } @@ -322,38 +343,37 @@ struct bt_packet *bt_packet_create(struct bt_stream *stream) } end: - return packet; + return (void *) packet; } -int bt_packet_move_header_field(struct bt_packet *packet, +enum bt_packet_status bt_packet_move_header_field(struct bt_packet *packet, struct bt_packet_header_field *header_field) { - struct bt_trace *trace; + struct bt_trace_class *tc; struct bt_field_wrapper *field_wrapper = (void *) header_field; BT_ASSERT_PRE_NON_NULL(packet, "Packet"); BT_ASSERT_PRE_NON_NULL(field_wrapper, "Header field"); BT_ASSERT_PRE_PACKET_HOT(packet); - trace = bt_stream_class_borrow_trace_inline(packet->stream->class); - BT_ASSERT_PRE(trace->packet_header_fc, - "Trace has no packet header field classe: %!+t", - trace); + tc = bt_stream_class_borrow_trace_class_inline(packet->stream->class); + BT_ASSERT_PRE(tc->packet_header_fc, + "Trace class has no packet header field class: %!+T", tc); BT_ASSERT_PRE(field_wrapper->field->class == - trace->packet_header_fc, + tc->packet_header_fc, "Unexpected packet header field's class: " "%![fc-]+F, %![expected-fc-]+F", field_wrapper->field->class, - trace->packet_header_fc); + tc->packet_header_fc); /* Recycle current header field: always exists */ BT_ASSERT(packet->header_field); - recycle_header_field(packet->header_field, trace); + recycle_header_field(packet->header_field, tc); /* Move new field */ packet->header_field = field_wrapper; - return 0; + return BT_PACKET_STATUS_OK; } -int bt_packet_move_context_field(struct bt_packet *packet, +enum bt_packet_status bt_packet_move_context_field(struct bt_packet *packet, struct bt_packet_context_field *context_field) { struct bt_stream_class *stream_class; @@ -364,7 +384,7 @@ int bt_packet_move_context_field(struct bt_packet *packet, BT_ASSERT_PRE_HOT(packet, "Packet", ": %!+a", packet); stream_class = packet->stream->class; BT_ASSERT_PRE(stream_class->packet_context_fc, - "Stream class has no packet context field classe: %!+S", + "Stream class has no packet context field class: %!+S", stream_class); BT_ASSERT_PRE(field_wrapper->field->class == stream_class->packet_context_fc, @@ -378,10 +398,10 @@ int bt_packet_move_context_field(struct bt_packet *packet, /* Move new field */ packet->context_field = field_wrapper; - return 0; + return BT_PACKET_STATUS_OK; } -int bt_packet_set_default_beginning_clock_value(struct bt_packet *packet, +void bt_packet_set_default_beginning_clock_snapshot(struct bt_packet *packet, uint64_t value_cycles) { struct bt_stream_class *sc; @@ -393,27 +413,28 @@ int bt_packet_set_default_beginning_clock_value(struct bt_packet *packet, BT_ASSERT_PRE(sc->default_clock_class, "Packet's stream class has no default clock class: " "%![packet-]+a, %![sc-]+S", packet, sc); - BT_ASSERT_PRE(sc->packets_have_default_beginning_cv, + BT_ASSERT_PRE(sc->packets_have_default_beginning_cs, "Packet's stream class indicates that its packets have " - "no default beginning clock value: %![packet-]+a, %![sc-]+S", + "no default beginning clock snapshot: %![packet-]+a, %![sc-]+S", packet, sc); - BT_ASSERT(packet->default_beginning_cv); - bt_clock_value_set_value_inline(packet->default_beginning_cv, value_cycles); - BT_LIB_LOGV("Set packet's default beginning clock value: " - "%![packet-]+a, value=%" PRIu64, value_cycles); - return 0; + BT_ASSERT(packet->default_beginning_cs); + bt_clock_snapshot_set_value_inline(packet->default_beginning_cs, + value_cycles); + BT_LIB_LOGV("Set packet's default beginning clock snapshot: " + "%![packet-]+a, value=%" PRIu64, packet, value_cycles); } -enum bt_clock_value_status bt_packet_borrow_default_beginning_clock_value( - struct bt_packet *packet, struct bt_clock_value **clock_value) +enum bt_clock_snapshot_state bt_packet_borrow_default_beginning_clock_snapshot( + const struct bt_packet *packet, + const struct bt_clock_snapshot **clock_snapshot) { BT_ASSERT_PRE_NON_NULL(packet, "Packet"); - BT_ASSERT_PRE_NON_NULL(clock_value, "Clock value (output)"); - *clock_value = packet->default_beginning_cv; - return BT_CLOCK_VALUE_STATUS_KNOWN; + BT_ASSERT_PRE_NON_NULL(clock_snapshot, "Clock snapshot (output)"); + *clock_snapshot = packet->default_beginning_cs; + return BT_CLOCK_SNAPSHOT_STATE_KNOWN; } -int bt_packet_set_default_end_clock_value(struct bt_packet *packet, +void bt_packet_set_default_end_clock_snapshot(struct bt_packet *packet, uint64_t value_cycles) { struct bt_stream_class *sc; @@ -425,28 +446,28 @@ int bt_packet_set_default_end_clock_value(struct bt_packet *packet, BT_ASSERT_PRE(sc->default_clock_class, "Packet's stream class has no default clock class: " "%![packet-]+a, %![sc-]+S", packet, sc); - BT_ASSERT_PRE(sc->packets_have_default_end_cv, + BT_ASSERT_PRE(sc->packets_have_default_end_cs, "Packet's stream class indicates that its packets have " - "no default end clock value: %![packet-]+a, %![sc-]+S", + "no default end clock snapshot: %![packet-]+a, %![sc-]+S", packet, sc); - BT_ASSERT(packet->default_end_cv); - bt_clock_value_set_value_inline(packet->default_end_cv, value_cycles); - BT_LIB_LOGV("Set packet's default end clock value: " - "%![packet-]+a, value=%" PRIu64, value_cycles); - return 0; + BT_ASSERT(packet->default_end_cs); + bt_clock_snapshot_set_value_inline(packet->default_end_cs, value_cycles); + BT_LIB_LOGV("Set packet's default end clock snapshot: " + "%![packet-]+a, value=%" PRIu64, packet, value_cycles); } -enum bt_clock_value_status bt_packet_borrow_default_end_clock_value( - struct bt_packet *packet, struct bt_clock_value **clock_value) +enum bt_clock_snapshot_state bt_packet_borrow_default_end_clock_snapshot( + const struct bt_packet *packet, + const struct bt_clock_snapshot **clock_snapshot) { BT_ASSERT_PRE_NON_NULL(packet, "Packet"); - BT_ASSERT_PRE_NON_NULL(clock_value, "Clock value (output)"); - *clock_value = packet->default_end_cv; - return BT_CLOCK_VALUE_STATUS_KNOWN; + BT_ASSERT_PRE_NON_NULL(clock_snapshot, "Clock snapshot (output)"); + *clock_snapshot = packet->default_end_cs; + return BT_CLOCK_SNAPSHOT_STATE_KNOWN; } enum bt_property_availability bt_packet_get_discarded_event_counter_snapshot( - struct bt_packet *packet, uint64_t *value) + const struct bt_packet *packet, uint64_t *value) { BT_ASSERT_PRE_NON_NULL(packet, "Packet"); BT_ASSERT_PRE_NON_NULL(value, "Value (output)"); @@ -454,7 +475,7 @@ enum bt_property_availability bt_packet_get_discarded_event_counter_snapshot( return packet->discarded_event_counter_snapshot.base.avail; } -int bt_packet_set_discarded_event_counter_snapshot(struct bt_packet *packet, +void bt_packet_set_discarded_event_counter_snapshot(struct bt_packet *packet, uint64_t value) { BT_ASSERT_PRE_NON_NULL(packet, "Packet"); @@ -463,11 +484,10 @@ int bt_packet_set_discarded_event_counter_snapshot(struct bt_packet *packet, "Packet's stream's discarded event counter is not enabled: " "%![packet-]+a", packet); bt_property_uint_set(&packet->discarded_event_counter_snapshot, value); - return 0; } enum bt_property_availability bt_packet_get_packet_counter_snapshot( - struct bt_packet *packet, uint64_t *value) + const struct bt_packet *packet, uint64_t *value) { BT_ASSERT_PRE_NON_NULL(packet, "Packet"); BT_ASSERT_PRE_NON_NULL(value, "Value (output)"); @@ -475,7 +495,7 @@ enum bt_property_availability bt_packet_get_packet_counter_snapshot( return packet->packet_counter_snapshot.base.avail; } -int bt_packet_set_packet_counter_snapshot(struct bt_packet *packet, +void bt_packet_set_packet_counter_snapshot(struct bt_packet *packet, uint64_t value) { BT_ASSERT_PRE_NON_NULL(packet, "Packet"); @@ -484,5 +504,14 @@ int bt_packet_set_packet_counter_snapshot(struct bt_packet *packet, "Packet's stream's packet counter is not enabled: " "%![packet-]+a", packet); bt_property_uint_set(&packet->packet_counter_snapshot, value); - return 0; +} + +void bt_packet_get_ref(const struct bt_packet *packet) +{ + bt_object_get_ref(packet); +} + +void bt_packet_put_ref(const struct bt_packet *packet) +{ + bt_object_put_ref(packet); }