Commit | Line | Data |
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9c312311 | 1 | /* This file is part of the Linux Trace Toolkit viewer |
2 | * Copyright (C) 2003-2004 Michel Dagenais | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or modify | |
5 | * it under the terms of the GNU General Public License Version 2 as | |
6 | * published by the Free Software Foundation; | |
7 | * | |
8 | * This program is distributed in the hope that it will be useful, | |
9 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | * GNU General Public License for more details. | |
12 | * | |
13 | * You should have received a copy of the GNU General Public License | |
14 | * along with this program; if not, write to the Free Software | |
15 | * Foundation, Inc., 59 Temple Place - Suite 330, Boston, | |
16 | * MA 02111-1307, USA. | |
17 | */ | |
18 | ||
4e4d11b3 | 19 | #ifdef HAVE_CONFIG_H |
20 | #include <config.h> | |
21 | #endif | |
dc877563 | 22 | |
23 | #include <lttv/traceset.h> | |
3e67c985 | 24 | #include <lttv/iattribute.h> |
f7afe191 | 25 | #include <stdio.h> |
dc877563 | 26 | |
27 | /* A trace is a sequence of events gathered in the same tracing session. The | |
28 | events may be stored in several tracefiles in the same directory. | |
29 | A trace set is defined when several traces are to be analyzed together, | |
30 | possibly to study the interactions between events in the different traces. | |
31 | */ | |
32 | ||
33 | struct _LttvTraceset { | |
90e19f82 AM |
34 | char * filename; |
35 | GPtrArray *traces; | |
36 | LttvAttribute *a; | |
308711e5 | 37 | }; |
38 | ||
39 | ||
40 | struct _LttvTrace { | |
90e19f82 AM |
41 | LttTrace *t; |
42 | LttvAttribute *a; | |
43 | guint ref_count; | |
dc877563 | 44 | }; |
45 | ||
46 | ||
d83f6739 | 47 | LttvTraceset *lttv_traceset_new() |
dc877563 | 48 | { |
90e19f82 | 49 | LttvTraceset *s; |
dc877563 | 50 | |
90e19f82 AM |
51 | s = g_new(LttvTraceset, 1); |
52 | s->filename = NULL; | |
53 | s->traces = g_ptr_array_new(); | |
54 | s->a = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
55 | return s; | |
dc877563 | 56 | } |
57 | ||
49bf71b5 | 58 | char * lttv_traceset_name(LttvTraceset * s) |
59 | { | |
90e19f82 | 60 | return s->filename; |
49bf71b5 | 61 | } |
62 | ||
308711e5 | 63 | LttvTrace *lttv_trace_new(LttTrace *t) |
64 | { | |
90e19f82 | 65 | LttvTrace *new_trace; |
308711e5 | 66 | |
90e19f82 AM |
67 | new_trace = g_new(LttvTrace, 1); |
68 | new_trace->a = g_object_new(LTTV_ATTRIBUTE_TYPE, NULL); | |
69 | new_trace->t = t; | |
70 | new_trace->ref_count = 0; | |
71 | return new_trace; | |
308711e5 | 72 | } |
73 | ||
74 | ||
f7afe191 | 75 | LttvTraceset *lttv_traceset_copy(LttvTraceset *s_orig) |
76 | { | |
90e19f82 AM |
77 | guint i; |
78 | LttvTraceset *s; | |
79 | LttvTrace * trace; | |
f7afe191 | 80 | |
90e19f82 AM |
81 | s = g_new(LttvTraceset, 1); |
82 | s->filename = NULL; | |
83 | s->traces = g_ptr_array_new(); | |
84 | for(i=0;i<s_orig->traces->len;i++) | |
85 | { | |
86 | trace = g_ptr_array_index(s_orig->traces, i); | |
87 | trace->ref_count++; | |
2176f952 | 88 | |
90e19f82 AM |
89 | g_ptr_array_add(s->traces, trace); |
90 | } | |
91 | s->a = LTTV_ATTRIBUTE(lttv_iattribute_deep_copy(LTTV_IATTRIBUTE(s_orig->a))); | |
92 | return s; | |
f7afe191 | 93 | } |
dc877563 | 94 | |
f7afe191 | 95 | |
96 | LttvTraceset *lttv_traceset_load(const gchar *filename) | |
97 | { | |
90e19f82 AM |
98 | LttvTraceset *s = g_new(LttvTraceset,1); |
99 | FILE *tf; | |
f7afe191 | 100 | |
90e19f82 AM |
101 | s->filename = g_strdup(filename); |
102 | tf = fopen(filename,"r"); | |
103 | ||
104 | g_critical("NOT IMPLEMENTED : load traceset data from a XML file"); | |
105 | ||
106 | fclose(tf); | |
107 | return s; | |
f7afe191 | 108 | } |
109 | ||
110 | gint lttv_traceset_save(LttvTraceset *s) | |
111 | { | |
90e19f82 | 112 | FILE *tf; |
f7afe191 | 113 | |
90e19f82 | 114 | tf = fopen(s->filename, "w"); |
f7afe191 | 115 | |
90e19f82 AM |
116 | g_critical("NOT IMPLEMENTED : save traceset data in a XML file"); |
117 | ||
118 | fclose(tf); | |
119 | return 0; | |
f7afe191 | 120 | } |
308711e5 | 121 | |
ba576a78 | 122 | void lttv_traceset_destroy(LttvTraceset *s) |
dc877563 | 123 | { |
90e19f82 | 124 | guint i; |
5e2c04a2 | 125 | |
90e19f82 AM |
126 | for(i=0;i<s->traces->len;i++) { |
127 | LttvTrace *trace = g_ptr_array_index(s->traces, i); | |
128 | lttv_trace_unref(trace); | |
129 | if(lttv_trace_get_ref_number(trace) == 0) | |
130 | lttv_trace_destroy(trace); | |
131 | } | |
132 | g_ptr_array_free(s->traces, TRUE); | |
133 | g_object_unref(s->a); | |
134 | g_free(s); | |
dc877563 | 135 | } |
136 | ||
308711e5 | 137 | void lttv_trace_destroy(LttvTrace *t) |
138 | { | |
90e19f82 AM |
139 | g_object_unref(t->a); |
140 | g_free(t); | |
308711e5 | 141 | } |
142 | ||
143 | ||
144 | void lttv_traceset_add(LttvTraceset *s, LttvTrace *t) | |
dc877563 | 145 | { |
90e19f82 AM |
146 | t->ref_count++; |
147 | g_ptr_array_add(s->traces, t); | |
dc877563 | 148 | } |
149 | ||
150 | ||
151 | unsigned lttv_traceset_number(LttvTraceset *s) | |
152 | { | |
90e19f82 | 153 | return s->traces->len; |
dc877563 | 154 | } |
155 | ||
156 | ||
308711e5 | 157 | LttvTrace *lttv_traceset_get(LttvTraceset *s, unsigned i) |
dc877563 | 158 | { |
90e19f82 AM |
159 | g_assert(s->traces->len > i); |
160 | return ((LttvTrace *)s->traces->pdata[i]); | |
dc877563 | 161 | } |
162 | ||
163 | ||
ba576a78 | 164 | void lttv_traceset_remove(LttvTraceset *s, unsigned i) |
dc877563 | 165 | { |
90e19f82 AM |
166 | LttvTrace * t; |
167 | g_assert(s->traces->len > i); | |
168 | t = (LttvTrace *)s->traces->pdata[i]; | |
169 | t->ref_count--; | |
170 | g_ptr_array_remove_index(s->traces, i); | |
dc877563 | 171 | } |
172 | ||
173 | ||
174 | /* A set of attributes is attached to each trace set, trace and tracefile | |
90e19f82 | 175 | to store user defined data as needed. */ |
dc877563 | 176 | |
177 | LttvAttribute *lttv_traceset_attribute(LttvTraceset *s) | |
178 | { | |
90e19f82 | 179 | return s->a; |
dc877563 | 180 | } |
181 | ||
182 | ||
308711e5 | 183 | LttvAttribute *lttv_trace_attribute(LttvTrace *t) |
184 | { | |
90e19f82 | 185 | return t->a; |
308711e5 | 186 | } |
187 | ||
188 | ||
189 | LttTrace *lttv_trace(LttvTrace *t) | |
dc877563 | 190 | { |
90e19f82 | 191 | return t->t; |
dc877563 | 192 | } |
308711e5 | 193 | |
2176f952 | 194 | guint lttv_trace_get_ref_number(LttvTrace * t) |
195 | { | |
90e19f82 | 196 | return t->ref_count; |
2176f952 | 197 | } |
a43d67ba | 198 | |
199 | guint lttv_trace_ref(LttvTrace * t) | |
200 | { | |
90e19f82 AM |
201 | t->ref_count++; |
202 | ||
203 | return t->ref_count; | |
a43d67ba | 204 | } |
205 | ||
206 | guint lttv_trace_unref(LttvTrace * t) | |
207 | { | |
90e19f82 AM |
208 | if(likely(t->ref_count > 0)) |
209 | t->ref_count--; | |
a43d67ba | 210 | |
90e19f82 | 211 | return t->ref_count; |
a43d67ba | 212 | } |
213 |