src/server/util/writer.h

changeset 385
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parent 318
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child 415
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210:21274e5950af 385:a1f4cb076d2f
1 /*
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
3 *
4 * Copyright 2018 Olaf Wintermann. All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 *
12 * 2. Redistributions in binary form must reproduce the above copyright
13 * notice, this list of conditions and the following disclaimer in the
14 * documentation and/or other materials provided with the distribution.
15 *
16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
26 * POSSIBILITY OF SUCH DAMAGE.
27 */
28
29 #ifndef WRITER_H
30 #define WRITER_H
31
32 #include "../public/nsapi.h"
33 #include <ucx/string.h>
34
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
38
39 typedef ssize_t (*wr_writefunc)(void *, const char *, size_t);
40
41 typedef struct Writer {
42 void *fd;
43 wr_writefunc write;
44 char *buffer;
45 size_t size;
46 size_t pos;
47 int error;
48 } Writer;
49
50
51
52 void writer_init(Writer *w, SYS_NETFD fd, char *buf, size_t len);
53
54 void writer_init_with_stream(Writer *w, void *stream, wr_writefunc writefunc, char *buf, size_t len);
55
56 int writer_flush(Writer *w);
57
58 int writer_put(Writer *w, const char *s, size_t len);
59
60 int writer_puts(Writer *w, sstr_t s);
61
62 int writer_putc(Writer *w, char c);
63
64 int writer_fwrite(const void *s, size_t size, size_t nelem, Writer *w);
65
66 #ifdef __cplusplus
67 }
68 #endif
69
70 #endif /* WRITER_H */
71

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