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
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
|
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<meta http-equiv="X-UA-Compatible" content="IE=9"/>
<meta name="generator" content="Doxygen 1.9.1"/>
<meta name="viewport" content="width=device-width, initial-scale=1"/>
<title>libfuse: fuse-3.13.1/example/hello_ll_uds.c Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<script type="text/javascript" src="jquery.js"></script>
<script type="text/javascript" src="dynsections.js"></script>
<link href="doxygen.css" rel="stylesheet" type="text/css" />
</head>
<body>
<div id="top"><!-- do not remove this div, it is closed by doxygen! -->
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td id="projectalign" style="padding-left: 0.5em;">
<div id="projectname">libfuse
</div>
</td>
</tr>
</tbody>
</table>
</div>
<!-- end header part -->
<!-- Generated by Doxygen 1.9.1 -->
<script type="text/javascript" src="menudata.js"></script>
<script type="text/javascript" src="menu.js"></script>
<script type="text/javascript">
/* @license magnet:?xt=urn:btih:cf05388f2679ee054f2beb29a391d25f4e673ac3&dn=gpl-2.0.txt GPL-v2 */
$(function() {
initMenu('',false,false,'search.php','Search');
});
/* @license-end */</script>
<div id="main-nav"></div>
<div id="nav-path" class="navpath">
<ul>
<li class="navelem"><a class="el" href="dir_2a2be3070a6d67e640b1a14358132133.html">fuse-3.13.1</a></li><li class="navelem"><a class="el" href="dir_54e57b1381ab60f3850eaceac14e8cd3.html">example</a></li> </ul>
</div>
</div><!-- top -->
<div class="header">
<div class="headertitle">
<div class="title">hello_ll_uds.c</div> </div>
</div><!--header-->
<div class="contents">
<a href="fuse-3_813_81_2example_2hello__ll__uds_8c.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> FUSE: Filesystem in Userspace</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> Copyright (C) 2001-2007 Miklos Szeredi <miklos@szeredi.hu></span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> Copyright (C) 2022 Tofik Sonono <tofik.sonono@intel.com></span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"></span> </div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"> This program can be distributed under the terms of the GNU GPLv2.</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> See the file COPYING.</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment">*/</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>  </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="preprocessor">#define FUSE_USE_VERSION 34</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  </div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  </div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor">#ifndef _GNU_SOURCE</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor">#define _GNU_SOURCE</span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#include <fuse_lowlevel.h></span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor">#include <fuse_kernel.h></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#include <stdio.h></span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor">#include <stdlib.h></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="preprocessor">#include <string.h></span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="preprocessor">#include <errno.h></span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="preprocessor">#include <fcntl.h></span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="preprocessor">#include <unistd.h></span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include <assert.h></span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include <sys/socket.h></span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include <sys/un.h></span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  </div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *hello_str = <span class="stringliteral">"Hello World!\n"</span>;</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> *hello_name = <span class="stringliteral">"hello"</span>;</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  </div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="keyword">static</span> <span class="keywordtype">int</span> hello_stat(<a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keyword">struct</span> stat *stbuf)</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> {</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span>  stbuf->st_ino = ino;</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  <span class="keywordflow">switch</span> (ino) {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="keywordflow">case</span> 1:</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  stbuf->st_mode = S_IFDIR | 0755;</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  stbuf->st_nlink = 2;</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  <span class="keywordflow">case</span> 2:</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  stbuf->st_mode = S_IFREG | 0444;</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  stbuf->st_nlink = 1;</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  stbuf->st_size = strlen(hello_str);</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>  </div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">default</span>:</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  }</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  <span class="keywordflow">return</span> 0;</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> }</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  </div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="keyword">static</span> <span class="keywordtype">void</span> hello_ll_getattr(<a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keyword">struct </span>stat stbuf;</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  </div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  (void) fi;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  </div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  memset(&stbuf, 0, <span class="keyword">sizeof</span>(stbuf));</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  <span class="keywordflow">if</span> (hello_stat(ino, &stbuf) == -1)</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, ENOENT);</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad28378dc569019c32acdb4995d70be18">fuse_reply_attr</a>(req, &stbuf, 1.0);</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> }</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  </div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="keyword">static</span> <span class="keywordtype">void</span> hello_ll_lookup(<a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> parent, <span class="keyword">const</span> <span class="keywordtype">char</span> *name)</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> {</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keyword">struct </span><a class="code" href="structfuse__entry__param.html">fuse_entry_param</a> e;</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  </div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  <span class="keywordflow">if</span> (parent != 1 || strcmp(name, hello_name) != 0)</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, ENOENT);</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  memset(&e, 0, <span class="keyword">sizeof</span>(e));</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  e.ino = 2;</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  e.attr_timeout = 1.0;</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  e.entry_timeout = 1.0;</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  hello_stat(e.ino, &e.attr);</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  </div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a>(req, &e);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  }</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  </div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="keyword">struct </span>dirbuf {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  <span class="keywordtype">char</span> *p;</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <span class="keywordtype">size_t</span> size;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> };</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  </div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="keyword">static</span> <span class="keywordtype">void</span> dirbuf_add(<a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keyword">struct</span> dirbuf *b, <span class="keyword">const</span> <span class="keywordtype">char</span> *name,</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino)</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> {</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  <span class="keyword">struct </span>stat stbuf;</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  <span class="keywordtype">size_t</span> oldsize = b->size;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  b->size += <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry</a>(req, NULL, 0, name, NULL, 0);</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  b->p = (<span class="keywordtype">char</span> *) realloc(b->p, b->size);</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  memset(&stbuf, 0, <span class="keyword">sizeof</span>(stbuf));</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  stbuf.st_ino = ino;</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry</a>(req, b->p + oldsize, b->size - oldsize, name, &stbuf,</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  b->size);</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> }</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  </div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="preprocessor">#define min(x, y) ((x) < (y) ? (x) : (y))</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  </div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="keyword">static</span> <span class="keywordtype">int</span> reply_buf_limited(<a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <span class="keyword">const</span> <span class="keywordtype">char</span> *buf, <span class="keywordtype">size_t</span> bufsize,</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  off_t off, <span class="keywordtype">size_t</span> maxsize)</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> {</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">if</span> (off < bufsize)</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  <span class="keywordflow">return</span> <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, buf + off,</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  min(bufsize - off, maxsize));</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  <span class="keywordflow">return</span> <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a>(req, NULL, 0);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> }</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  </div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="keyword">static</span> <span class="keywordtype">void</span> hello_ll_readdir(<a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  off_t off, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> {</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  (void) fi;</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  </div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">if</span> (ino != 1)</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, ENOTDIR);</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  <span class="keyword">struct </span>dirbuf b;</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  </div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  memset(&b, 0, <span class="keyword">sizeof</span>(b));</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  dirbuf_add(req, &b, <span class="stringliteral">"."</span>, 1);</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  dirbuf_add(req, &b, <span class="stringliteral">".."</span>, 1);</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  dirbuf_add(req, &b, hello_name, 2);</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  reply_buf_limited(req, b.p, b.size, off, size);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  free(b.p);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  }</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> }</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  </div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="keyword">static</span> <span class="keywordtype">void</span> hello_ll_open(<a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino,</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> {</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  <span class="keywordflow">if</span> (ino != 2)</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, EISDIR);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> ((fi-><a class="code" href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">flags</a> & O_ACCMODE) != O_RDONLY)</div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a>(req, EACCES);</div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open</a>(req, fi);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> }</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  </div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="keyword">static</span> <span class="keywordtype">void</span> hello_ll_read(<a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a> req, <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a> ino, <span class="keywordtype">size_t</span> size,</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  off_t off, <span class="keyword">struct</span> <a class="code" href="structfuse__file__info.html">fuse_file_info</a> *fi)</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> {</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  (void) fi;</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  </div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  assert(ino == 2);</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  reply_buf_limited(req, hello_str, strlen(hello_str), off, size);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> }</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  </div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="keyword">static</span> <span class="keyword">const</span> <span class="keyword">struct </span><a class="code" href="structfuse__lowlevel__ops.html">fuse_lowlevel_ops</a> hello_ll_oper = {</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  .<a class="code" href="structfuse__lowlevel__ops.html#ae8a2850c71bec355ad347413fa73f7c2">lookup</a> = hello_ll_lookup,</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  .getattr = hello_ll_getattr,</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  .readdir = hello_ll_readdir,</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  .open = hello_ll_open,</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  .read = hello_ll_read,</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> };</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  </div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="keyword">static</span> <span class="keywordtype">int</span> create_socket(<span class="keyword">const</span> <span class="keywordtype">char</span> *socket_path) {</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keyword">struct </span>sockaddr_un addr;</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  </div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">if</span> (strnlen(socket_path, <span class="keyword">sizeof</span>(addr.sun_path)) >=</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  <span class="keyword">sizeof</span>(addr.sun_path)) {</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  printf(<span class="stringliteral">"Socket path may not be longer than %lu characters\n"</span>,</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keyword">sizeof</span>(addr.sun_path) - 1);</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  }</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  </div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span>  <span class="keywordflow">if</span> (remove(socket_path) == -1 && errno != ENOENT) {</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  printf(<span class="stringliteral">"Could not delete previous socket file entry at %s. Error: "</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  <span class="stringliteral">"%s\n"</span>, socket_path, strerror(errno));</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  }</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  </div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  memset(&addr, 0, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> sockaddr_un));</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  strcpy(addr.sun_path, socket_path);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  </div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  <span class="keywordtype">int</span> sfd = socket(AF_UNIX, SOCK_STREAM, 0);</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">if</span> (sfd == -1) {</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  printf(<span class="stringliteral">"Could not create socket. Error: %s\n"</span>, strerror(errno));</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  }</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  </div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  addr.sun_family = AF_UNIX;</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">if</span> (bind(sfd, (<span class="keyword">struct</span> sockaddr *) &addr,</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  <span class="keyword">sizeof</span>(<span class="keyword">struct</span> sockaddr_un)) == -1) {</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span>  printf(<span class="stringliteral">"Could not bind socket. Error: %s\n"</span>, strerror(errno));</div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  }</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  </div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  <span class="keywordflow">if</span> (listen(sfd, 1) == -1)</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  </div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  printf(<span class="stringliteral">"Awaiting connection on socket at %s...\n"</span>, socket_path);</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordtype">int</span> cfd = accept(sfd, NULL, NULL);</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  <span class="keywordflow">if</span> (cfd == -1) {</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  printf(<span class="stringliteral">"Could not accept connection. Error: %s\n"</span>,</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  strerror(errno));</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  } <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  printf(<span class="stringliteral">"Accepted connection!\n"</span>);</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  }</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  <span class="keywordflow">return</span> cfd;</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> }</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  </div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="keyword">static</span> ssize_t stream_writev(<span class="keywordtype">int</span> fd, <span class="keyword">struct</span> iovec *iov, <span class="keywordtype">int</span> count,</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  <span class="keywordtype">void</span> *userdata) {</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  (void)userdata;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  </div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  ssize_t written = 0;</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  <span class="keywordtype">int</span> cur = 0;</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  <span class="keywordflow">for</span> (;;) {</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  written = writev(fd, iov+cur, count-cur);</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">if</span> (written < 0)</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  <span class="keywordflow">return</span> written;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  </div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordflow">while</span> (cur < count && written >= iov[cur].iov_len)</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  written -= iov[cur++].iov_len;</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span> (cur == count)</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  iov[cur].iov_base = (<span class="keywordtype">char</span> *)iov[cur].iov_base + written;</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  iov[cur].iov_len -= written;</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  }</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordflow">return</span> written;</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> }</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  </div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  </div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="keyword">static</span> ssize_t readall(<span class="keywordtype">int</span> fd, <span class="keywordtype">void</span> *buf, <span class="keywordtype">size_t</span> len) {</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  <span class="keywordtype">size_t</span> count = 0;</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  </div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">while</span> (count < len) {</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  <span class="keywordtype">int</span> i = read(fd, (<span class="keywordtype">char</span> *)buf + count, len - count);</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">if</span> (!i)</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  <span class="keywordflow">break</span>;</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  </div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span>  <span class="keywordflow">if</span> (i < 0)</div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  <span class="keywordflow">return</span> i;</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  </div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  count += i;</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  }</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  <span class="keywordflow">return</span> count;</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="keyword">static</span> ssize_t stream_read(<span class="keywordtype">int</span> fd, <span class="keywordtype">void</span> *buf, <span class="keywordtype">size_t</span> buf_len, <span class="keywordtype">void</span> *userdata) {</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span>  (void)userdata;</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  </div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordtype">int</span> res = readall(fd, buf, <span class="keyword">sizeof</span>(<span class="keyword">struct</span> fuse_in_header));</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  <span class="keywordflow">if</span> (res == -1)</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  <span class="keywordflow">return</span> res;</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  </div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  </div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  uint32_t packet_len = ((<span class="keyword">struct </span>fuse_in_header *)buf)->len;</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">if</span> (packet_len > buf_len)</div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  <span class="keywordflow">return</span> -1;</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  </div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keywordtype">int</span> prev_res = res;</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span>  </div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span>  res = readall(fd, (<span class="keywordtype">char</span> *)buf + <span class="keyword">sizeof</span>(<span class="keyword">struct</span> fuse_in_header),</div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span>  packet_len - <span class="keyword">sizeof</span>(<span class="keyword">struct</span> fuse_in_header));</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span>  </div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">return</span> (res == -1) ? res : (res + prev_res);</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> }</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  </div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> <span class="keyword">static</span> ssize_t stream_splice_send(<span class="keywordtype">int</span> fdin, off_t *offin, <span class="keywordtype">int</span> fdout,</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  off_t *offout, <span class="keywordtype">size_t</span> len,</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span>  <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> flags, <span class="keywordtype">void</span> *userdata) {</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span>  (void)userdata;</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  </div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  <span class="keywordtype">size_t</span> count = 0;</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">while</span> (count < len) {</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <span class="keywordtype">int</span> i = splice(fdin, offin, fdout, offout, len - count, flags);</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span>  <span class="keywordflow">if</span> (i < 1)</div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span>  <span class="keywordflow">return</span> i;</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span>  </div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  count += i;</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  }</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  <span class="keywordflow">return</span> count;</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> }</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span>  </div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="keyword">static</span> <span class="keywordtype">void</span> fuse_cmdline_help_uds(<span class="keywordtype">void</span>)</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> {</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span>  printf(<span class="stringliteral">" -h --help print help\n"</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  <span class="stringliteral">" -V --version print version\n"</span></div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  <span class="stringliteral">" -d -o debug enable debug output (implies -f)\n"</span>);</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> }</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  </div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> *argv[])</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> {</div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span>  <span class="keyword">struct </span><a class="code" href="structfuse__args.html">fuse_args</a> args = <a class="code" href="fuse-3_813_80_2include_2fuse__opt_8h.html#a9bea40fe56b18be9aa110185ab7387ed">FUSE_ARGS_INIT</a>(<a class="code" href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">argc</a>, <a class="code" href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">argv</a>);</div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span>  <span class="keyword">struct </span>fuse_session *se;</div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span>  <span class="keyword">struct </span><a class="code" href="structfuse__cmdline__opts.html">fuse_cmdline_opts</a> opts;</div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span>  <span class="keyword">const</span> <span class="keyword">struct </span>fuse_custom_io io = {</div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span>  .writev = stream_writev,</div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span>  .read = stream_read,</div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  .splice_receive = NULL,</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span>  .splice_send = stream_splice_send,</div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span>  };</div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span>  <span class="keywordtype">int</span> cfd = -1;</div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span>  <span class="keywordtype">int</span> ret = -1;</div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span>  </div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span>  <span class="keywordflow">if</span> (fuse_parse_cmdline(&args, &opts) != 0)</div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span>  <span class="keywordflow">return</span> 1;</div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span>  <span class="keywordflow">if</span> (opts.show_help) {</div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span>  printf(<span class="stringliteral">"usage: %s [options]\n\n"</span>, argv[0]);</div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span>  fuse_cmdline_help_uds();</div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a990af0becaba1b5e45781d399720f85e">fuse_lowlevel_help</a>();</div>
<div class="line"><a name="l00323"></a><span class="lineno"> 323</span>  ret = 0;</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span>  <span class="keywordflow">goto</span> err_out1;</div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span>  } <span class="keywordflow">else</span> <span class="keywordflow">if</span> (opts.show_version) {</div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span>  printf(<span class="stringliteral">"FUSE library version %s\n"</span>, <a class="code" href="fuse-3_813_80_2include_2fuse__common_8h.html#ac52e27388a7c16eb509173908e5eebd0">fuse_pkgversion</a>());</div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ac6e2d0fde62dcf4f0e57afeabeefd7b1">fuse_lowlevel_version</a>();</div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span>  ret = 0;</div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span>  <span class="keywordflow">goto</span> err_out1;</div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span>  }</div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span>  </div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span>  se = <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new</a>(&args, &hello_ll_oper,</div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span>  <span class="keyword">sizeof</span>(hello_ll_oper), NULL);</div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span>  <span class="keywordflow">if</span> (se == NULL)</div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span>  <span class="keywordflow">goto</span> err_out1;</div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span>  </div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span>  <span class="keywordflow">if</span> (<a class="code" href="fuse-3_813_80_2include_2fuse__common_8h.html#a292dccc3c7b1799cb054efa2ba0c774b">fuse_set_signal_handlers</a>(se) != 0)</div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span>  <span class="keywordflow">goto</span> err_out2;</div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span>  </div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span>  cfd = create_socket(<span class="stringliteral">"/tmp/libfuse-hello-ll.sock"</span>);</div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span>  <span class="keywordflow">if</span> (cfd == -1)</div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span>  <span class="keywordflow">goto</span> err_out3;</div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span>  </div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span>  <span class="keywordflow">if</span> (<a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ab450be2d5b6a04c7effc3a9ece03d224">fuse_session_custom_io</a>(se, &io, cfd) != 0)</div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span>  <span class="keywordflow">goto</span> err_out3;</div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span>  </div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <span class="comment">/* Block until ctrl+c */</span></div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  ret = <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a5f1e538aa3287e251afbe985438c4249">fuse_session_loop</a>(se);</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> err_out3:</div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__common_8h.html#aeb674bbc11074c4fe520b952d6bfdd30">fuse_remove_signal_handlers</a>(se);</div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> err_out2:</div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a08b5503c4e9656f9c4bc88331233cc65">fuse_session_destroy</a>(se);</div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> err_out1:</div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span>  free(opts.mountpoint);</div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span>  <a class="code" href="fuse-3_813_80_2include_2fuse__opt_8h.html#a2cdf272429ab3869a5162976141b287d">fuse_opt_free_args</a>(&args);</div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span>  </div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span>  <span class="keywordflow">return</span> ret ? 1 : 0;</div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span> }</div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__common_8h_html_a292dccc3c7b1799cb054efa2ba0c774b"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__common_8h.html#a292dccc3c7b1799cb054efa2ba0c774b">fuse_set_signal_handlers</a></div><div class="ttdeci">int fuse_set_signal_handlers(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__signals_8c_source.html#l00062">fuse_signals.c:62</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__common_8h_html_ac52e27388a7c16eb509173908e5eebd0"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__common_8h.html#ac52e27388a7c16eb509173908e5eebd0">fuse_pkgversion</a></div><div class="ttdeci">const char * fuse_pkgversion(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse_8c_source.html#l05106">fuse.c:5106</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__common_8h_html_aeb674bbc11074c4fe520b952d6bfdd30"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__common_8h.html#aeb674bbc11074c4fe520b952d6bfdd30">fuse_remove_signal_handlers</a></div><div class="ttdeci">void fuse_remove_signal_handlers(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__signals_8c_source.html#l00079">fuse_signals.c:79</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_a08b5503c4e9656f9c4bc88331233cc65"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a08b5503c4e9656f9c4bc88331233cc65">fuse_session_destroy</a></div><div class="ttdeci">void fuse_session_destroy(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l02759">fuse_lowlevel.c:2759</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_a170f8c6b953d70928e83bcecee43bfdc"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a170f8c6b953d70928e83bcecee43bfdc">fuse_reply_open</a></div><div class="ttdeci">int fuse_reply_open(fuse_req_t req, const struct fuse_file_info *fi)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l00462">fuse_lowlevel.c:462</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_a2553c03f9a63c75e609e67f90a3a5d88"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a2553c03f9a63c75e609e67f90a3a5d88">fuse_reply_err</a></div><div class="ttdeci">int fuse_reply_err(fuse_req_t req, int err)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l00319">fuse_lowlevel.c:319</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_a300a88b63ab7c8ca92853a97486448c0"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a300a88b63ab7c8ca92853a97486448c0">fuse_reply_buf</a></div><div class="ttdeci">int fuse_reply_buf(fuse_req_t req, const char *buf, size_t size)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l00481">fuse_lowlevel.c:481</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_a33e2aa4a8905a05397292ae047cd2257"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a33e2aa4a8905a05397292ae047cd2257">fuse_req_t</a></div><div class="ttdeci">struct fuse_req * fuse_req_t</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__lowlevel_8h_source.html#l00049">fuse_lowlevel.h:49</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_a5f1e538aa3287e251afbe985438c4249"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a5f1e538aa3287e251afbe985438c4249">fuse_session_loop</a></div><div class="ttdeci">int fuse_session_loop(struct fuse_session *se)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__loop_8c_source.html#l00019">fuse_loop.c:19</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_a672c45e126cd240f4bcd59bf9b7e3708"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a672c45e126cd240f4bcd59bf9b7e3708">fuse_reply_entry</a></div><div class="ttdeci">int fuse_reply_entry(fuse_req_t req, const struct fuse_entry_param *e)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l00410">fuse_lowlevel.c:410</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_a990af0becaba1b5e45781d399720f85e"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a990af0becaba1b5e45781d399720f85e">fuse_lowlevel_help</a></div><div class="ttdeci">void fuse_lowlevel_help(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l02749">fuse_lowlevel.c:2749</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_a9ee52f81d0c63d9bd46b11314ba596cf"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#a9ee52f81d0c63d9bd46b11314ba596cf">fuse_session_new</a></div><div class="ttdeci">struct fuse_session * fuse_session_new(struct fuse_args *args, const struct fuse_lowlevel_ops *op, size_t op_size, void *userdata)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l02960">fuse_lowlevel.c:2960</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_ab450be2d5b6a04c7effc3a9ece03d224"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ab450be2d5b6a04c7effc3a9ece03d224">fuse_session_custom_io</a></div><div class="ttdeci">int fuse_session_custom_io(struct fuse_session *se, const struct fuse_custom_io *io, int fd)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l03056">fuse_lowlevel.c:3056</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_ac6e2d0fde62dcf4f0e57afeabeefd7b1"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ac6e2d0fde62dcf4f0e57afeabeefd7b1">fuse_lowlevel_version</a></div><div class="ttdeci">void fuse_lowlevel_version(void)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l02742">fuse_lowlevel.c:2742</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_ad119a72f00b4cd2e4a500fd3364ae1e2"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad119a72f00b4cd2e4a500fd3364ae1e2">fuse_ino_t</a></div><div class="ttdeci">uint64_t fuse_ino_t</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__lowlevel_8h_source.html#l00046">fuse_lowlevel.h:46</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_ad1957bcc8ece8c90f16c42c4daf3053f"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad1957bcc8ece8c90f16c42c4daf3053f">fuse_add_direntry</a></div><div class="ttdeci">size_t fuse_add_direntry(fuse_req_t req, char *buf, size_t bufsize, const char *name, const struct stat *stbuf, off_t off)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l00274">fuse_lowlevel.c:274</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__lowlevel_8h_html_ad28378dc569019c32acdb4995d70be18"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__lowlevel_8h.html#ad28378dc569019c32acdb4995d70be18">fuse_reply_attr</a></div><div class="ttdeci">int fuse_reply_attr(fuse_req_t req, const struct stat *attr, double attr_timeout)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__lowlevel_8c_source.html#l00442">fuse_lowlevel.c:442</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__opt_8h_html_a2cdf272429ab3869a5162976141b287d"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__opt_8h.html#a2cdf272429ab3869a5162976141b287d">fuse_opt_free_args</a></div><div class="ttdeci">void fuse_opt_free_args(struct fuse_args *args)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2lib_2fuse__opt_8c_source.html#l00034">fuse_opt.c:34</a></div></div>
<div class="ttc" id="afuse-3_813_80_2include_2fuse__opt_8h_html_a9bea40fe56b18be9aa110185ab7387ed"><div class="ttname"><a href="fuse-3_813_80_2include_2fuse__opt_8h.html#a9bea40fe56b18be9aa110185ab7387ed">FUSE_ARGS_INIT</a></div><div class="ttdeci">#define FUSE_ARGS_INIT(argc, argv)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__opt_8h_source.html#l00123">fuse_opt.h:123</a></div></div>
<div class="ttc" id="astructfuse__args_html"><div class="ttname"><a href="structfuse__args.html">fuse_args</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__opt_8h_source.html#l00109">fuse_opt.h:109</a></div></div>
<div class="ttc" id="astructfuse__args_html_a501883d1eababa08e05b0c802b31e11d"><div class="ttname"><a href="structfuse__args.html#a501883d1eababa08e05b0c802b31e11d">fuse_args::argc</a></div><div class="ttdeci">int argc</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__opt_8h_source.html#l00111">fuse_opt.h:111</a></div></div>
<div class="ttc" id="astructfuse__args_html_aba205faea1c7b46b912bd509976a074a"><div class="ttname"><a href="structfuse__args.html#aba205faea1c7b46b912bd509976a074a">fuse_args::argv</a></div><div class="ttdeci">char ** argv</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__opt_8h_source.html#l00114">fuse_opt.h:114</a></div></div>
<div class="ttc" id="astructfuse__cmdline__opts_html"><div class="ttname"><a href="structfuse__cmdline__opts.html">fuse_cmdline_opts</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__lowlevel_8h_source.html#l01927">fuse_lowlevel.h:1927</a></div></div>
<div class="ttc" id="astructfuse__entry__param_html"><div class="ttname"><a href="structfuse__entry__param.html">fuse_entry_param</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__lowlevel_8h_source.html#l00059">fuse_lowlevel.h:59</a></div></div>
<div class="ttc" id="astructfuse__file__info_html"><div class="ttname"><a href="structfuse__file__info.html">fuse_file_info</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__common_8h_source.html#l00044">fuse_common.h:44</a></div></div>
<div class="ttc" id="astructfuse__file__info_html_ae7d31802727be19670193a411647bca5"><div class="ttname"><a href="structfuse__file__info.html#ae7d31802727be19670193a411647bca5">fuse_file_info::flags</a></div><div class="ttdeci">int flags</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__common_8h_source.html#l00046">fuse_common.h:46</a></div></div>
<div class="ttc" id="astructfuse__lowlevel__ops_html"><div class="ttname"><a href="structfuse__lowlevel__ops.html">fuse_lowlevel_ops</a></div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__lowlevel_8h_source.html#l00192">fuse_lowlevel.h:192</a></div></div>
<div class="ttc" id="astructfuse__lowlevel__ops_html_ae8a2850c71bec355ad347413fa73f7c2"><div class="ttname"><a href="structfuse__lowlevel__ops.html#ae8a2850c71bec355ad347413fa73f7c2">fuse_lowlevel_ops::lookup</a></div><div class="ttdeci">void(* lookup)(fuse_req_t req, fuse_ino_t parent, const char *name)</div><div class="ttdef"><b>Definition:</b> <a href="fuse-3_813_80_2include_2fuse__lowlevel_8h_source.html#l00235">fuse_lowlevel.h:235</a></div></div>
</div><!-- fragment --></div><!-- contents -->
<!-- start footer part -->
<hr class="footer"/><address class="footer"><small>
Generated by <a href="https://www.doxygen.org/index.html"><img class="footer" src="doxygen.svg" width="104" height="31" alt="doxygen"/></a> 1.9.1
</small></address>
</body>
</html>
|
