summaryrefslogtreecommitdiffstats
path: root/tools/symalyzer.html
blob: b136ce5901f602dd511f0a5f873eefc80810dadf (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
<html>
<!--
  - SPDX-License-Identifier: NONE
  - 2019 by David Lamparter, placed in public domain
  -->
  <head>
    <title>Symalyzer report</title>
    <style type="text/css">
html {
  margin:auto;
  max-width:70em;
  font-family:Fira Sans, sans-serif;
}
dl {
  display:grid;
  grid-template-columns: 1.4em 1.4em 1fr 1fr;
  grid-auto-rows: auto;
}
dt.dir {
  background-color:#ff8;
  color:#000;
  border:1px solid #000;
  border-bottom:2px solid #000;
  font-size:14pt;
  padding:2pt 15pt;
  margin:0pt;
  margin-top:10pt;
  grid-column:1 / -1;
}
dt.file {
  background-color:#ffa;
  color:#000;
  border-bottom:1px solid #000;
  font-size:12pt;
  padding:2pt 15pt;
  margin:5pt 0pt;
  grid-column:1 / -1;
}
dt.file.filehidden {
  background-color:#ffc;
  font-size:10pt;
  padding:0.5pt 15pt;
  margin-bottom:-5pt;
}
dd {
  display:inline-block;
  vertical-align:middle;
  margin:0;
}
dd.symtype {
  grid-column:1;

  border:1px solid #666;
  text-align:center;
}
dd.symklass {
  grid-column:2;

  border:1px solid #666;
  text-align:center;
}
dd.symname {
  grid-column:3;

  font-family:monospace;
  padding:0 0.5em;
  padding-top:2px;
  border-bottom:1px dashed #ccc;
}
dd.symloc {
  grid-column:4;

  padding:0 0.5em;
  border-bottom:1px dashed #ccc;
}
.symloc-unknown {
  font-style:italic;
  color:#aaa;
}

.symtype.sym-static {
  background-color:#cf4;
  color:#000;
}
.symtype.sym-extrastatic {
  background-color:#fe8;
  color:#000;
}
.symtype.sym-liblocal {
  background-color:#fc6;
  color:#000;
}

.symklass.symk-T {
  background-color:#ddd;
  color:#000;
}
.symklass.symk-B,
.symklass.symk-C,
.symklass.symk-D {
  background-color:#faa;
  color:#000;
}
.symklass.symk-R {
  background-color:#fd8;
  color:#000;
}

.symtype.sym-api {
  background-color:#d9f;
  color:#000;
}
.symname.sym-api,
.symloc.sym-api {
  background-color:#f8e8ff;
}

dt.file.dirhidden,
dd.dirhidden {
  display:none;
}
dd.filehidden {
  display:none;
}
dd.symhidden {
  display:none;
}

ul {
  font-size:10pt;
}
li {
  margin-bottom:6pt;
  text-indent:-2.5em;
  margin-left:2.5em;
}
code {
  background-color:#eee;
  color:#060;
  text-decoration:underline;
}
b.symtype,
b.symklass {
  display:inline-block;
  text-align:center;
  border:1px solid #666;
  width:1.4em;
  text-indent:0;
}
    </style>
    <script src="jquery-3.4.1.min.js"></script>
    <script>

function dirtoggle(elem, visible) {
  if (visible) {
    elem.removeClass("dirhidden");
  } else {
    elem.addClass("dirhidden");
  }

  var next = elem.next();
  while (next.is("dd") || next.is("dt.file")) {
    if (visible) {
      next.removeClass("dirhidden");
    } else {
      next.addClass("dirhidden");
    }
    next = next.next();
  }
}

function filetoggle(elem, visible) {
  if (visible) {
    elem.removeClass("filehidden");
  } else {
    elem.addClass("filehidden");
  }

  var next = elem.next();
  while (next.is("dd")) {
    if (visible) {
      next.removeClass("filehidden");
    } else {
      next.addClass("filehidden");
    }
    next = next.next();
  }
}

function symtoggle(elem, visible) {
  if (visible) {
    elem.removeClass("symhidden");
  } else {
    elem.addClass("symhidden");
  }

  var next = elem.next();
  while (next.is(".symklass") || next.is(".symname") || next.is(".symloc")) {
    if (visible) {
      next.removeClass("symhidden");
    } else {
      next.addClass("symhidden");
    }
    next = next.next();
  }
}


$(document).ready(function(){
  $("dt.dir").each(function(){
    var elem = $(this);

    elem.click(function(){
      dirtoggle(elem, elem.is(".dirhidden"));
    });

    dirtoggle(elem, false);
  });

  $("dt.file").each(function(){
    var elem = $(this);

    elem.click(function(){
      filetoggle(elem, elem.is(".filehidden"));
    });

    /* filetoggle(elem, false); */
  });

  $("#f_hide_all").click(function(){
    $("dt.file").each(function(){
      filetoggle($(this), false);
    });
  });
  $("#f_show_all").click(function(){
    $("dt.file").each(function(){
      filetoggle($(this), true);
    });
  });

  $("#s_show_all").click(function(){
    $("dd.symtype").each(function(){
      symtoggle($(this), true);
    });
  });
  $("#s_hide_all").click(function(){
    $("dd.symtype").each(function(){
      symtoggle($(this), false);
    });
  });
  $("#s_show_vars").click(function(){
    $("dd.symtype").each(function(){
      var elem_type = $(this);
      if (elem_type.text() === "A") {
        return;
      }

      var elem_klass = elem_type.next();

      if ("BbCDdGgnRrSs".indexOf(elem_klass.text()) >= 0) {
        symtoggle(elem_type, true);
      }
    });
  });
  $("#s_show_funcs").click(function(){
    $("dd.symtype").each(function(){
      var elem_type = $(this);
      if (elem_type.text() === "A") {
        return;
      }

      var elem_klass = elem_type.next();

      if ("Tt".indexOf(elem_klass.text()) >= 0) {
        symtoggle(elem_type, true);
      }
    });
  });
  $("#s_show_api").click(function(){
    $("dd.sym-api").each(function(){
      symtoggle($(this), true);
    });
  });

  $("#jsbuttons").show();
});
    </script>
  </head>
  <body>
    <table style="display:none" id="jsbuttons">
      <tr><td>Files</td><td>
          <button type="button" id="f_hide_all">Hide all</button>
          <button type="button" id="f_show_all">Show all</button>
        </td></tr>
      <tr><td>Symbols</td><td>
          <button type="button" id="s_hide_all">Hide all</button>
          <button type="button" id="s_show_all">Show all</button><br>
          <button type="button" id="s_show_vars">Show variables</button>
          <button type="button" id="s_show_funcs">Show functions</button>
          <button type="button" id="s_show_api">Show module/API usage</button>
        </td></tr>
    </table>
    <div style="display:grid;grid-template-columns:1fr 1fr;">
      <ul>
        <li><b class="symtype sym-static">S</b> means the symbol is not used outside its own file.
          It could either be completely unused or used locally.  It might be appropriate to make it
          <code>static</code>.</li>
        <li><b class="symtype sym-extrastatic">Z</b> means the symbol is not used outside its own file,
          and it's not visible to the outside of the library or daemon (i.e. ELF hidden linkage.)
          It could still be completely unused, or used within the library.  It might be appropriate to make it
          <code>static</code>.</li>
        <li><b class="symtype sym-liblocal">L</b> means the symbol is used from other files in the library,
          but not from outside.  It might be appropriate to make it <code>DSO_LOCAL</code>.</li>
        <li><b class="symtype sym-api">A</b> means the symbol is used from some other file, most likely a
          loadable module.  Note this is only flagged for symbols in executable files, not libraries.</li>
      </ul>
      <ul>
        <li><b class="symklass symk-T">T</b> are normal functions ("program <u>T</u>ext")</li>
        <li style="text-indent:0;margin-left:0">
          <b class="symklass symk-B">B</b> (<u>B</u>SS),<br>
          <b class="symklass symk-C">C</b> (<u>C</u>ommon),<br>
          <b class="symklass symk-D">D</b> (<u>D</u>ata)<br>
          are various types of writable global variables</li>
        <li><b class="symklass symk-R">R</b> are read-only global variables ("<u>R</u>odata")</li>
      </ul>
    </div>
    <dl>
      {%- for subdir, subreport in dirgroups.items()|sort %}
        <dt class="dir">{{ subdir }}</dt>
        {%- for obj, reports in subreport.items()|sort %}
          <dt class="file">{{ obj }}</dt>
          {%- for report in reports|sort %}
          {#- <dd class="{{ report.idlong }}"> #}
              <dd class="sym-{{ report.idlong }} symtype" title="{{ report.title }}">{{ report.idshort }}</dd>
              <dd class="sym-{{ report.idlong }} symk-{{ report.sym.klass }} symklass" title="{{ klasses.get(report.sym.klass, '???') }}">{{ report.sym.klass }}</dd>
              <dd class="sym-{{ report.idlong }} symname">{{ report.sym.name }}</dd>
              {% if report.sym.loc %}
              <dd class="sym-{{ report.idlong }} symloc">{{ report.sym.loc }}</dd>
              {% else %}
              <dd class="sym-{{ report.idlong }} symloc symloc-unknown">unknown</dd>
              {% endif %}
          {#- </dd> #}
          {%- endfor %}
        {%- endfor %}
      {%- endfor %}
    </dl>
  </body>
</html>