| 1 | /* |
| 2 | * Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 3 | * |
| 4 | * Author: Jérémie Galarneau <jeremie.galarneau@efficios.com> |
| 5 | * |
| 6 | * Permission is hereby granted, free of charge, to any person obtaining a copy |
| 7 | * of this software and associated documentation files (the "Software"), to deal |
| 8 | * in the Software without restriction, including without limitation the rights |
| 9 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell |
| 10 | * copies of the Software, and to permit persons to whom the Software is |
| 11 | * furnished to do so, subject to the following conditions: |
| 12 | * |
| 13 | * The above copyright notice and this permission notice shall be included in |
| 14 | * all copies or substantial portions of the Software. |
| 15 | * |
| 16 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR |
| 17 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, |
| 18 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE |
| 19 | * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER |
| 20 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| 21 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE |
| 22 | * SOFTWARE. |
| 23 | */ |
| 24 | |
| 25 | #define BT_LOG_TAG "NOTIF-PACKET" |
| 26 | #include <babeltrace/lib-logging-internal.h> |
| 27 | |
| 28 | #include <babeltrace/compiler-internal.h> |
| 29 | #include <babeltrace/trace-ir/packet.h> |
| 30 | #include <babeltrace/trace-ir/packet-internal.h> |
| 31 | #include <babeltrace/trace-ir/stream-class.h> |
| 32 | #include <babeltrace/trace-ir/stream.h> |
| 33 | #include <babeltrace/trace-ir/stream-internal.h> |
| 34 | #include <babeltrace/graph/graph-internal.h> |
| 35 | #include <babeltrace/graph/private-notification-packet.h> |
| 36 | #include <babeltrace/graph/notification-packet-internal.h> |
| 37 | #include <babeltrace/graph/private-connection-private-notification-iterator.h> |
| 38 | #include <babeltrace/object.h> |
| 39 | #include <babeltrace/assert-internal.h> |
| 40 | #include <babeltrace/assert-pre-internal.h> |
| 41 | #include <babeltrace/object-internal.h> |
| 42 | #include <inttypes.h> |
| 43 | |
| 44 | BT_HIDDEN |
| 45 | struct bt_notification *bt_notification_packet_begin_new(struct bt_graph *graph) |
| 46 | { |
| 47 | struct bt_notification_packet_begin *notification; |
| 48 | |
| 49 | notification = g_new0(struct bt_notification_packet_begin, 1); |
| 50 | if (!notification) { |
| 51 | BT_LOGE_STR("Failed to allocate one packet beginning notification."); |
| 52 | goto error; |
| 53 | } |
| 54 | |
| 55 | bt_notification_init(¬ification->parent, |
| 56 | BT_NOTIFICATION_TYPE_PACKET_BEGIN, |
| 57 | (bt_object_release_func) bt_notification_packet_begin_recycle, |
| 58 | graph); |
| 59 | goto end; |
| 60 | |
| 61 | error: |
| 62 | BT_OBJECT_PUT_REF_AND_RESET(notification); |
| 63 | |
| 64 | end: |
| 65 | return (void *) notification; |
| 66 | } |
| 67 | |
| 68 | struct bt_private_notification *bt_private_notification_packet_begin_create( |
| 69 | struct bt_private_connection_private_notification_iterator *notif_iter, |
| 70 | struct bt_private_packet *priv_packet) |
| 71 | { |
| 72 | struct bt_packet *packet = (void *) priv_packet; |
| 73 | struct bt_notification_packet_begin *notification = NULL; |
| 74 | struct bt_stream *stream; |
| 75 | struct bt_stream_class *stream_class; |
| 76 | struct bt_graph *graph; |
| 77 | |
| 78 | BT_ASSERT_PRE_NON_NULL(notif_iter, "Notification iterator"); |
| 79 | BT_ASSERT_PRE_NON_NULL(packet, "Packet"); |
| 80 | stream = bt_packet_borrow_stream(packet); |
| 81 | BT_ASSERT(stream); |
| 82 | stream_class = bt_stream_borrow_class(stream); |
| 83 | BT_ASSERT(stream_class); |
| 84 | BT_LOGD("Creating packet beginning notification object: " |
| 85 | "packet-addr=%p, stream-addr=%p, stream-name=\"%s\", " |
| 86 | "stream-class-addr=%p, stream-class-name=\"%s\", " |
| 87 | "stream-class-id=%" PRId64, |
| 88 | packet, stream, bt_stream_get_name(stream), |
| 89 | stream_class, |
| 90 | bt_stream_class_get_name(stream_class), |
| 91 | bt_stream_class_get_id(stream_class)); |
| 92 | graph = bt_private_connection_private_notification_iterator_borrow_graph( |
| 93 | notif_iter); |
| 94 | notification = (void *) bt_notification_create_from_pool( |
| 95 | &graph->packet_begin_notif_pool, graph); |
| 96 | if (!notification) { |
| 97 | /* bt_notification_create_from_pool() logs errors */ |
| 98 | goto end; |
| 99 | } |
| 100 | |
| 101 | BT_ASSERT(!notification->packet); |
| 102 | notification->packet = packet; |
| 103 | bt_object_get_no_null_check_no_parent_check( |
| 104 | ¬ification->packet->base); |
| 105 | bt_packet_set_is_frozen(packet, true); |
| 106 | BT_LOGD("Created packet beginning notification object: " |
| 107 | "packet-addr=%p, stream-addr=%p, stream-name=\"%s\", " |
| 108 | "stream-class-addr=%p, stream-class-name=\"%s\", " |
| 109 | "stream-class-id=%" PRId64 ", addr=%p", |
| 110 | packet, stream, bt_stream_get_name(stream), |
| 111 | stream_class, |
| 112 | bt_stream_class_get_name(stream_class), |
| 113 | bt_stream_class_get_id(stream_class), notification); |
| 114 | goto end; |
| 115 | |
| 116 | end: |
| 117 | return (void *) notification; |
| 118 | } |
| 119 | |
| 120 | BT_HIDDEN |
| 121 | void bt_notification_packet_begin_destroy(struct bt_notification *notif) |
| 122 | { |
| 123 | struct bt_notification_packet_begin *packet_begin_notif = (void *) notif; |
| 124 | |
| 125 | BT_LOGD("Destroying packet beginning notification: addr=%p", notif); |
| 126 | BT_LOGD_STR("Putting packet."); |
| 127 | BT_OBJECT_PUT_REF_AND_RESET(packet_begin_notif->packet); |
| 128 | g_free(notif); |
| 129 | } |
| 130 | |
| 131 | BT_HIDDEN |
| 132 | void bt_notification_packet_begin_recycle(struct bt_notification *notif) |
| 133 | { |
| 134 | struct bt_notification_packet_begin *packet_begin_notif = (void *) notif; |
| 135 | struct bt_graph *graph; |
| 136 | |
| 137 | BT_ASSERT(packet_begin_notif); |
| 138 | |
| 139 | if (unlikely(!notif->graph)) { |
| 140 | bt_notification_packet_begin_destroy(notif); |
| 141 | return; |
| 142 | } |
| 143 | |
| 144 | BT_LOGD("Recycling packet beginning notification: addr=%p", notif); |
| 145 | bt_notification_reset(notif); |
| 146 | bt_object_put_no_null_check(&packet_begin_notif->packet->base); |
| 147 | packet_begin_notif->packet = NULL; |
| 148 | graph = notif->graph; |
| 149 | notif->graph = NULL; |
| 150 | bt_object_pool_recycle_object(&graph->packet_begin_notif_pool, notif); |
| 151 | } |
| 152 | |
| 153 | struct bt_packet *bt_notification_packet_begin_borrow_packet( |
| 154 | struct bt_notification *notification) |
| 155 | { |
| 156 | struct bt_notification_packet_begin *packet_begin; |
| 157 | |
| 158 | BT_ASSERT_PRE_NON_NULL(notification, "Notification"); |
| 159 | BT_ASSERT_PRE_NOTIF_IS_TYPE(notification, |
| 160 | BT_NOTIFICATION_TYPE_PACKET_BEGIN); |
| 161 | packet_begin = container_of(notification, |
| 162 | struct bt_notification_packet_begin, parent); |
| 163 | return packet_begin->packet; |
| 164 | } |
| 165 | |
| 166 | struct bt_private_packet * |
| 167 | bt_private_notification_packet_begin_borrow_private_packet( |
| 168 | struct bt_private_notification *notification) |
| 169 | { |
| 170 | return (void *) bt_notification_packet_begin_borrow_packet( |
| 171 | (void *) notification); |
| 172 | } |
| 173 | |
| 174 | BT_HIDDEN |
| 175 | struct bt_notification *bt_notification_packet_end_new(struct bt_graph *graph) |
| 176 | { |
| 177 | struct bt_notification_packet_end *notification; |
| 178 | |
| 179 | notification = g_new0(struct bt_notification_packet_end, 1); |
| 180 | if (!notification) { |
| 181 | BT_LOGE_STR("Failed to allocate one packet end notification."); |
| 182 | goto error; |
| 183 | } |
| 184 | |
| 185 | bt_notification_init(¬ification->parent, |
| 186 | BT_NOTIFICATION_TYPE_PACKET_END, |
| 187 | (bt_object_release_func) bt_notification_packet_end_recycle, |
| 188 | graph); |
| 189 | goto end; |
| 190 | |
| 191 | error: |
| 192 | BT_OBJECT_PUT_REF_AND_RESET(notification); |
| 193 | |
| 194 | end: |
| 195 | return (void *) notification; |
| 196 | } |
| 197 | |
| 198 | struct bt_private_notification *bt_private_notification_packet_end_create( |
| 199 | struct bt_private_connection_private_notification_iterator *notif_iter, |
| 200 | struct bt_private_packet *priv_packet) |
| 201 | { |
| 202 | struct bt_packet *packet = (void *) priv_packet; |
| 203 | struct bt_notification_packet_end *notification = NULL; |
| 204 | struct bt_stream *stream; |
| 205 | struct bt_stream_class *stream_class; |
| 206 | struct bt_graph *graph; |
| 207 | |
| 208 | BT_ASSERT_PRE_NON_NULL(notif_iter, "Notification iterator"); |
| 209 | BT_ASSERT_PRE_NON_NULL(packet, "Packet"); |
| 210 | stream = bt_packet_borrow_stream(packet); |
| 211 | BT_ASSERT(stream); |
| 212 | stream_class = bt_stream_borrow_class(stream); |
| 213 | BT_ASSERT(stream_class); |
| 214 | BT_LOGD("Creating packet end notification object: " |
| 215 | "packet-addr=%p, stream-addr=%p, stream-name=\"%s\", " |
| 216 | "stream-class-addr=%p, stream-class-name=\"%s\", " |
| 217 | "stream-class-id=%" PRId64, |
| 218 | packet, stream, bt_stream_get_name(stream), |
| 219 | stream_class, |
| 220 | bt_stream_class_get_name(stream_class), |
| 221 | bt_stream_class_get_id(stream_class)); |
| 222 | graph = bt_private_connection_private_notification_iterator_borrow_graph( |
| 223 | notif_iter); |
| 224 | notification = (void *) bt_notification_create_from_pool( |
| 225 | &graph->packet_end_notif_pool, graph); |
| 226 | if (!notification) { |
| 227 | /* bt_notification_create_from_pool() logs errors */ |
| 228 | goto end; |
| 229 | } |
| 230 | |
| 231 | BT_ASSERT(!notification->packet); |
| 232 | notification->packet = packet; |
| 233 | bt_object_get_no_null_check_no_parent_check( |
| 234 | ¬ification->packet->base); |
| 235 | bt_packet_set_is_frozen(packet, true); |
| 236 | BT_LOGD("Created packet end notification object: " |
| 237 | "packet-addr=%p, stream-addr=%p, stream-name=\"%s\", " |
| 238 | "stream-class-addr=%p, stream-class-name=\"%s\", " |
| 239 | "stream-class-id=%" PRId64 ", addr=%p", |
| 240 | packet, stream, bt_stream_get_name(stream), |
| 241 | stream_class, |
| 242 | bt_stream_class_get_name(stream_class), |
| 243 | bt_stream_class_get_id(stream_class), notification); |
| 244 | goto end; |
| 245 | |
| 246 | end: |
| 247 | return (void *) notification; |
| 248 | } |
| 249 | |
| 250 | BT_HIDDEN |
| 251 | void bt_notification_packet_end_destroy(struct bt_notification *notif) |
| 252 | { |
| 253 | struct bt_notification_packet_end *packet_end_notif = (void *) notif; |
| 254 | |
| 255 | BT_LOGD("Destroying packet end notification: addr=%p", notif); |
| 256 | BT_LOGD_STR("Putting packet."); |
| 257 | BT_OBJECT_PUT_REF_AND_RESET(packet_end_notif->packet); |
| 258 | g_free(notif); |
| 259 | } |
| 260 | |
| 261 | BT_HIDDEN |
| 262 | void bt_notification_packet_end_recycle(struct bt_notification *notif) |
| 263 | { |
| 264 | struct bt_notification_packet_end *packet_end_notif = (void *) notif; |
| 265 | struct bt_graph *graph; |
| 266 | |
| 267 | BT_ASSERT(packet_end_notif); |
| 268 | |
| 269 | if (!notif->graph) { |
| 270 | bt_notification_packet_end_destroy(notif); |
| 271 | return; |
| 272 | } |
| 273 | |
| 274 | BT_LOGD("Recycling packet end notification: addr=%p", notif); |
| 275 | bt_notification_reset(notif); |
| 276 | BT_OBJECT_PUT_REF_AND_RESET(packet_end_notif->packet); |
| 277 | graph = notif->graph; |
| 278 | notif->graph = NULL; |
| 279 | bt_object_pool_recycle_object(&graph->packet_end_notif_pool, notif); |
| 280 | } |
| 281 | |
| 282 | struct bt_packet *bt_notification_packet_end_borrow_packet( |
| 283 | struct bt_notification *notification) |
| 284 | { |
| 285 | struct bt_notification_packet_end *packet_end; |
| 286 | |
| 287 | BT_ASSERT_PRE_NON_NULL(notification, "Notification"); |
| 288 | BT_ASSERT_PRE_NOTIF_IS_TYPE(notification, |
| 289 | BT_NOTIFICATION_TYPE_PACKET_END); |
| 290 | packet_end = container_of(notification, |
| 291 | struct bt_notification_packet_end, parent); |
| 292 | return packet_end->packet; |
| 293 | } |
| 294 | |
| 295 | struct bt_private_packet *bt_private_notification_packet_end_borrow_packet( |
| 296 | struct bt_private_notification *notification) |
| 297 | { |
| 298 | return (void *) bt_notification_packet_end_borrow_packet( |
| 299 | (void *) notification); |
| 300 | } |