src/server/util/strbuf.c

Sat, 24 Aug 2024 22:37:12 +0200

author
Olaf Wintermann <olaf.wintermann@gmail.com>
date
Sat, 24 Aug 2024 22:37:12 +0200
changeset 556
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parent 415
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permissions
-rw-r--r--

improve webserver shutdown and free some stuff to make the valgrind output cleaner

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1 /*
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2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
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3 *
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4 * Copyright 2013 Olaf Wintermann. All rights reserved.
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5 *
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6 * Redistribution and use in source and binary forms, with or without
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7 * modification, are permitted provided that the following conditions are met:
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8 *
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9 * 1. Redistributions of source code must retain the above copyright
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10 * notice, this list of conditions and the following disclaimer.
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11 *
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12 * 2. Redistributions in binary form must reproduce the above copyright
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13 * notice, this list of conditions and the following disclaimer in the
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14 * documentation and/or other materials provided with the distribution.
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15 *
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16 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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17 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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20 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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23 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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24 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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25 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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26 * POSSIBILITY OF SUCH DAMAGE.
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27 */
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28
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29 #include <stdio.h>
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30 #include <stdlib.h>
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31 #include <string.h>
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32
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33 #include <cx/string.h>
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34
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35 #include "strbuf.h"
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36
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38 sbuf_t* sbuf_new(size_t size) {
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39 sbuf_t *buf = malloc(sizeof(sbuf_t));
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40
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41 buf->ptr = malloc(size);
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42 buf->ptr[0] = 0;
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43 buf->size = size;
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44 buf->length = 0;
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45
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46 return buf;
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47 }
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48
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49 void sbuf_puts(sbuf_t *buf, char *str) {
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50 sbuf_append(buf, cx_str(str));
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51 }
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53 void sbuf_put(sbuf_t *buf, char chr) {
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54 sbuf_append(buf, (cxstring){&chr, 1});
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55 }
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56
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57 void sbuf_append(sbuf_t *buf, cxstring str) {
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58 if (buf->length + str.length >= buf->size) {
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59 buf->size *= 2;
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60 buf->ptr = realloc(buf->ptr, buf->size);
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61 sbuf_append(buf, str);
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62 return;
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63 }
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65 memcpy(&buf->ptr[buf->length], str.ptr, str.length);
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66 buf->length += str.length;
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67 buf->ptr[buf->length] = 0;
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68 }
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70 void sbuf_free(sbuf_t *buf) {
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71 free(buf->ptr);
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72 free(buf);
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73 }

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