X-Git-Url: http://git.lttng.org/?a=blobdiff_plain;f=liblttng-ust%2Flttng-context-vegid.c;h=97618ce0b6e20c01fd71993d6ddeadc3a030654d;hb=6ba6fd60507f8e045bdc4f1be14e9d99c6a15f7f;hp=065e9e15607752a5aa2f927304e68fd3a8e9d081;hpb=9af5d97a36b0cd4ed5d5868855f03c810d171aad;p=lttng-ust.git diff --git a/liblttng-ust/lttng-context-vegid.c b/liblttng-ust/lttng-context-vegid.c index 065e9e15..97618ce0 100644 --- a/liblttng-ust/lttng-context-vegid.c +++ b/liblttng-ust/lttng-context-vegid.c @@ -62,71 +62,59 @@ void lttng_context_vegid_reset(void) } static -size_t vegid_get_size(struct lttng_ust_ctx_field *field, size_t offset) +size_t vegid_get_size(void *priv __attribute__((unused)), + size_t offset) { size_t size = 0; - size += lib_ring_buffer_align(offset, lttng_alignof(gid_t)); + size += lttng_ust_lib_ring_buffer_align(offset, lttng_ust_rb_alignof(gid_t)); size += sizeof(gid_t); return size; } static -void vegid_record(struct lttng_ust_ctx_field *field, +void vegid_record(void *priv __attribute__((unused)), struct lttng_ust_lib_ring_buffer_ctx *ctx, struct lttng_ust_channel_buffer *chan) { gid_t vegid; vegid = get_vegid(); - lib_ring_buffer_align_ctx(ctx, lttng_alignof(vegid)); - chan->ops->event_write(ctx, &vegid, sizeof(vegid)); + chan->ops->event_write(ctx, &vegid, sizeof(vegid), lttng_ust_rb_alignof(vegid)); } static -void vegid_get_value(struct lttng_ust_ctx_field *field, +void vegid_get_value(void *priv __attribute__((unused)), struct lttng_ust_ctx_value *value) { value->u.s64 = get_vegid(); } +static const struct lttng_ust_ctx_field *ctx_field = lttng_ust_static_ctx_field( + lttng_ust_static_event_field("vegid", + lttng_ust_static_type_integer(sizeof(gid_t) * CHAR_BIT, + lttng_ust_rb_alignof(gid_t) * CHAR_BIT, + lttng_ust_is_signed_type(gid_t), + BYTE_ORDER, 10), + false, false), + vegid_get_size, + vegid_record, + vegid_get_value, + NULL, NULL); + int lttng_add_vegid_to_ctx(struct lttng_ust_ctx **ctx) { - struct lttng_ust_ctx_field *field; - struct lttng_ust_type_common *type; int ret; - type = lttng_ust_create_type_integer(sizeof(gid_t) * CHAR_BIT, - lttng_alignof(gid_t) * CHAR_BIT, - lttng_ust_is_signed_type(gid_t), - BYTE_ORDER, 10); - if (!type) - return -ENOMEM; - field = lttng_append_context(ctx); - if (!field) { - ret = -ENOMEM; - goto error_context; - } - if (lttng_find_context(*ctx, "vegid")) { + if (lttng_find_context(*ctx, ctx_field->event_field->name)) { ret = -EEXIST; goto error_find_context; } - field->event_field->name = strdup("vegid"); - if (!field->event_field->name) { - ret = -ENOMEM; - goto error_name; - } - field->event_field->type = type; - field->get_size = vegid_get_size; - field->record = vegid_record; - field->get_value = vegid_get_value; - lttng_context_update(*ctx); + ret = lttng_ust_context_append(ctx, ctx_field); + if (ret) + return ret; return 0; -error_name: error_find_context: - lttng_remove_context_field(ctx, field); -error_context: - lttng_ust_destroy_type(type); return ret; }