| 1 | #include <babeltrace/plugin/plugin-lib.h> |
| 2 | #include <babeltrace/plugin/plugin-system.h> |
| 3 | #include <glib.h> |
| 4 | #include <stdio.h> |
| 5 | |
| 6 | const char *plugin_name = "ctf"; |
| 7 | |
| 8 | struct ctf_reader { |
| 9 | FILE *err; |
| 10 | }; |
| 11 | |
| 12 | enum bt_plugin_type bt_plugin_lib_get_type(void) |
| 13 | { |
| 14 | return BT_PLUGIN_TYPE_SOURCE; |
| 15 | } |
| 16 | |
| 17 | const char *bt_plugin_lib_get_format_name(void) |
| 18 | { |
| 19 | return plugin_name; |
| 20 | } |
| 21 | |
| 22 | static |
| 23 | void ctf_reader_destroy(struct bt_plugin *plugin) |
| 24 | { |
| 25 | struct ctf_reader *reader; |
| 26 | |
| 27 | if (!plugin) { |
| 28 | return; |
| 29 | } |
| 30 | |
| 31 | reader = bt_plugin_get_private_data(plugin); |
| 32 | if (!reader) { |
| 33 | return; |
| 34 | } |
| 35 | |
| 36 | g_free(reader); |
| 37 | } |
| 38 | |
| 39 | static |
| 40 | struct bt_notification_iterator *ctf_reader_iterator_create( |
| 41 | struct bt_plugin *plugin) |
| 42 | { |
| 43 | return NULL; |
| 44 | } |
| 45 | |
| 46 | /* Move this to bt_plugin */ |
| 47 | static |
| 48 | enum bt_plugin_status ctf_reader_set_error_stream( |
| 49 | struct bt_plugin *plugin, FILE *stream) |
| 50 | { |
| 51 | struct ctf_reader *reader; |
| 52 | enum bt_plugin_status ret = BT_PLUGIN_STATUS_OK; |
| 53 | |
| 54 | if (!plugin) { |
| 55 | ret = BT_PLUGIN_STATUS_INVAL; |
| 56 | goto end; |
| 57 | } |
| 58 | |
| 59 | reader = bt_plugin_get_private_data(plugin); |
| 60 | if (!reader) { |
| 61 | ret = BT_PLUGIN_STATUS_ERROR; |
| 62 | goto end; |
| 63 | } |
| 64 | |
| 65 | reader->stream = stream; |
| 66 | end: |
| 67 | return ret; |
| 68 | } |
| 69 | |
| 70 | struct bt_plugin *bt_plugin_lib_create(struct bt_object *params) |
| 71 | { |
| 72 | enum bt_plugin_status ret; |
| 73 | struct bt_plugin *plugin = NULL; |
| 74 | struct ctf_reader *reader = g_new0(struct ctf_reader, 1); |
| 75 | |
| 76 | if (!reader) { |
| 77 | goto error; |
| 78 | } |
| 79 | |
| 80 | plugin = bt_plugin_source_create(plugin_name, reader, |
| 81 | ctf_reader_destroy, ctf_reader_iterator_create); |
| 82 | if (!plugin) { |
| 83 | goto error; |
| 84 | } |
| 85 | reader = NULL; |
| 86 | |
| 87 | ret = bt_plugin_set_error_stream_cb(plugin, |
| 88 | ctf_reader_set_error_stream); |
| 89 | if (ret != BT_PLUGIN_STATUS_OK) { |
| 90 | goto error; |
| 91 | } |
| 92 | end: |
| 93 | return plugin; |
| 94 | error: |
| 95 | if (reader) { |
| 96 | ctf_reader_destroy(reader); |
| 97 | } |
| 98 | if (plugin) { |
| 99 | bt_plugin_put(plugin); |
| 100 | plugin = NULL; |
| 101 | } |
| 102 | goto end; |
| 103 | } |