X-Git-Url: http://git.liburcu.org/?p=lttng-modules.git;a=blobdiff_plain;f=lttng-context-euid.c;h=1bcd53f6f41add32a7ae43aead5f8c5e75dc2335;hp=fe0fb39d8ca3d4d14e6af323e58926a9f0fca224;hb=HEAD;hpb=b7cdc18250880cc44edeef4a4b42c8ac7a135a6d diff --git a/lttng-context-euid.c b/lttng-context-euid.c deleted file mode 100644 index fe0fb39d..00000000 --- a/lttng-context-euid.c +++ /dev/null @@ -1,76 +0,0 @@ -/* SPDX-License-Identifier: (GPL-2.0-only or LGPL-2.1-only) - * - * lttng-context-euid.c - * - * LTTng effective user ID context. - * - * Copyright (C) 2009-2012 Mathieu Desnoyers - * 2019 Michael Jeanson - * - */ - -#include -#include -#include -#include -#include -#include -#include - -static -size_t euid_get_size(size_t offset) -{ - size_t size = 0; - - size += lib_ring_buffer_align(offset, lttng_alignof(uid_t)); - size += sizeof(uid_t); - return size; -} - -static -void euid_record(struct lttng_ctx_field *field, - struct lib_ring_buffer_ctx *ctx, - struct lttng_channel *chan) -{ - uid_t euid; - - euid = lttng_current_euid(); - lib_ring_buffer_align_ctx(ctx, lttng_alignof(euid)); - chan->ops->event_write(ctx, &euid, sizeof(euid)); -} - -static -void euid_get_value(struct lttng_ctx_field *field, - struct lttng_probe_ctx *lttng_probe_ctx, - union lttng_ctx_value *value) -{ - value->s64 = lttng_current_euid(); -} - -int lttng_add_euid_to_ctx(struct lttng_ctx **ctx) -{ - struct lttng_ctx_field *field; - - field = lttng_append_context(ctx); - if (!field) - return -ENOMEM; - if (lttng_find_context(*ctx, "euid")) { - lttng_remove_context_field(ctx, field); - return -EEXIST; - } - field->event_field.name = "euid"; - field->event_field.type.atype = atype_integer; - field->event_field.type.u.basic.integer.size = sizeof(uid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.alignment = lttng_alignof(uid_t) * CHAR_BIT; - field->event_field.type.u.basic.integer.signedness = lttng_is_signed_type(uid_t); - field->event_field.type.u.basic.integer.reverse_byte_order = 0; - field->event_field.type.u.basic.integer.base = 10; - field->event_field.type.u.basic.integer.encoding = lttng_encode_none; - field->get_size = euid_get_size; - field->record = euid_record; - field->get_value = euid_get_value; - lttng_context_update(*ctx); - wrapper_vmalloc_sync_all(); - return 0; -} -EXPORT_SYMBOL_GPL(lttng_add_euid_to_ctx);