Add missing permission notice in each source file
[babeltrace.git] / lib / trace-handle.c
CommitLineData
842c2b97
JD
1/*
2 * trace_handle.c
3 *
4 * Babeltrace Library
5 *
6 * Copyright 2012 EfficiOS Inc. and Linux Foundation
7 *
8 * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
9 * Julien Desfossez <julien.desfossez@efficios.com>
10 *
11 * Permission is hereby granted, free of charge, to any person obtaining a copy
12 * of this software and associated documentation files (the "Software"), to deal
13 * in the Software without restriction, including without limitation the rights
14 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
15 * copies of the Software, and to permit persons to whom the Software is
16 * furnished to do so, subject to the following conditions:
17 *
18 * The above copyright notice and this permission notice shall be included in
19 * all copies or substantial portions of the Software.
c462e188
MD
20 *
21 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
22 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
23 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
24 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
25 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
26 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
27 * SOFTWARE.
842c2b97
JD
28 */
29
30#include <stdint.h>
31#include <stdlib.h>
32#include <babeltrace/babeltrace.h>
33#include <babeltrace/context.h>
08c22d05 34#include <babeltrace/context-internal.h>
842c2b97
JD
35#include <babeltrace/trace-handle.h>
36#include <babeltrace/trace-handle-internal.h>
37
38struct bt_trace_handle *bt_trace_handle_create(struct bt_context *ctx)
39{
40 struct bt_trace_handle *th;
41
7f89ddce
MD
42 if (!ctx)
43 return NULL;
44
6cba487f 45 th = g_new0(struct bt_trace_handle, 1);
842c2b97
JD
46 th->id = ctx->last_trace_handle_id++;
47 return th;
48}
49
6cba487f
MD
50void bt_trace_handle_destroy(struct bt_trace_handle *th)
51{
e6d85e38 52 th->format->close_trace(th->td);
6cba487f
MD
53 g_free(th);
54}
55
56int bt_trace_handle_get_id(struct bt_trace_handle *th)
842c2b97 57{
7f89ddce
MD
58 if (!th)
59 return -1;
60
6cba487f 61 return th->id;
842c2b97
JD
62}
63
e3d12cf9 64const char *bt_trace_handle_get_path(struct bt_context *ctx, int handle_id)
842c2b97 65{
e3d12cf9
JD
66 struct bt_trace_handle *handle;
67
7f89ddce
MD
68 if (!ctx)
69 return NULL;
70
e3d12cf9
JD
71 handle = g_hash_table_lookup(ctx->trace_handles,
72 (gpointer) (unsigned long) handle_id);
5d95b2db
JD
73 if (!handle)
74 return NULL;
e3d12cf9 75 return handle->path;
842c2b97
JD
76}
77
03798a93
JD
78uint64_t bt_trace_handle_get_timestamp_begin(struct bt_context *ctx,
79 int handle_id, enum bt_clock_type type)
842c2b97 80{
e3d12cf9 81 struct bt_trace_handle *handle;
03798a93 82 uint64_t ret;
e3d12cf9 83
7f89ddce
MD
84 if (!ctx)
85 return -1ULL;
86
e3d12cf9
JD
87 handle = g_hash_table_lookup(ctx->trace_handles,
88 (gpointer) (unsigned long) handle_id);
03798a93
JD
89 if (!handle) {
90 ret = -1ULL;
91 goto end;
92 }
93 if (type == BT_CLOCK_REAL) {
94 ret = handle->real_timestamp_begin;
95 } else if (type == BT_CLOCK_CYCLES) {
96 ret = handle->cycles_timestamp_begin;
97 } else {
98 ret = -1ULL;
99 }
100
101end:
102 return ret;
842c2b97
JD
103}
104
03798a93
JD
105uint64_t bt_trace_handle_get_timestamp_end(struct bt_context *ctx,
106 int handle_id, enum bt_clock_type type)
842c2b97 107{
e3d12cf9 108 struct bt_trace_handle *handle;
03798a93 109 uint64_t ret;
e3d12cf9 110
7f89ddce
MD
111 if (!ctx)
112 return -1ULL;
113
e3d12cf9
JD
114 handle = g_hash_table_lookup(ctx->trace_handles,
115 (gpointer) (unsigned long) handle_id);
03798a93
JD
116 if (!handle) {
117 ret = -1ULL;
118 goto end;
119 }
120 if (type == BT_CLOCK_REAL) {
121 ret = handle->real_timestamp_end;
122 } else if (type == BT_CLOCK_CYCLES) {
123 ret = handle->cycles_timestamp_end;
124 } else {
125 ret = -1ULL;
126 }
127
128end:
129 return ret;
842c2b97 130}
This page took 0.041382 seconds and 4 git commands to generate.