Annotation of libaitsync/src/file.c, revision 1.3.2.2
1.1 misho 1: /*************************************************************************
2: * (C) 2010 AITNET ltd - Sofia/Bulgaria - <misho@aitbg.com>
3: * by Michael Pounov <misho@openbsd-bg.org>
4: *
5: * $Author: misho $
1.3.2.2 ! misho 6: * $Id: file.c,v 1.3.2.1 2012/11/13 10:00:30 misho Exp $
1.1 misho 7: *
1.2 misho 8: **************************************************************************
9: The ELWIX and AITNET software is distributed under the following
10: terms:
11:
12: All of the documentation and software included in the ELWIX and AITNET
13: Releases is copyrighted by ELWIX - Sofia/Bulgaria <info@elwix.org>
14:
1.3 misho 15: Copyright 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
1.2 misho 16: by Michael Pounov <misho@elwix.org>. All rights reserved.
17:
18: Redistribution and use in source and binary forms, with or without
19: modification, are permitted provided that the following conditions
20: are met:
21: 1. Redistributions of source code must retain the above copyright
22: notice, this list of conditions and the following disclaimer.
23: 2. Redistributions in binary form must reproduce the above copyright
24: notice, this list of conditions and the following disclaimer in the
25: documentation and/or other materials provided with the distribution.
26: 3. All advertising materials mentioning features or use of this software
27: must display the following acknowledgement:
28: This product includes software developed by Michael Pounov <misho@elwix.org>
29: ELWIX - Embedded LightWeight unIX and its contributors.
30: 4. Neither the name of AITNET nor the names of its contributors
31: may be used to endorse or promote products derived from this software
32: without specific prior written permission.
33:
34: THIS SOFTWARE IS PROVIDED BY AITNET AND CONTRIBUTORS ``AS IS'' AND
35: ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
36: IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
37: ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
38: FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
39: DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
40: OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
41: HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
42: LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
43: OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
44: SUCH DAMAGE.
45: */
1.1 misho 46: #include "global.h"
1.2 misho 47: #include "tool.h"
1.1 misho 48: #include "file.h"
49:
50:
1.3 misho 51: inline int
1.3.2.2 ! misho 52: sync_Open(const char *csFile, int mode, int perm)
1.1 misho 53: {
54: int f;
55:
56: if (!csFile || (*csFile == '-' && !csFile[1]))
57: return mode;
58:
1.3.2.1 misho 59: f = open(csFile, !mode ? O_RDONLY : O_WRONLY | O_CREAT | O_TRUNC,
60: !perm ? 0644 : perm);
1.1 misho 61: if (f == -1)
1.3.2.2 ! misho 62: LOGERR;
1.1 misho 63:
64: return f;
65: }
66:
1.3 misho 67: inline int
1.3.2.2 ! misho 68: sync_Temp(char * __restrict psName, int len)
1.1 misho 69: {
70: char str[] = "/tmp/ansyncXXXXXX.dlt";
71: int f;
72:
73: f = mkstemps(str, 4);
74: strlcpy(psName, str, len);
75:
76: return f;
77: }
78:
1.3 misho 79: inline void
1.3.2.2 ! misho 80: sync_Close(int f)
1.1 misho 81: {
82: if (f > 2)
83: close(f);
84: }
85:
1.3 misho 86: inline int
1.3.2.2 ! misho 87: sync_EOF(int f)
1.1 misho 88: {
89: off_t old;
90: int ret = 0;
91:
92: old = lseek(f, 0, SEEK_CUR);
93: ret = lseek(f, 0, SEEK_END) - old;
94: if (lseek(f, old, SEEK_SET) == -1) {
1.3.2.2 ! misho 95: LOGERR;
1.1 misho 96: return -1;
97: }
98:
99: return !ret;
100: }
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