Mercurial > dovecot > original-hg > dovecot-1.2

annotate src/lib/str-sanitize.c @ 9191:b340ecb24469 HEAD

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Fix VPATH build of RQUOTA support. Some rpcgen derive #include "..." paths from the infile argument. This will be off for VPATH builds, as the generated rquota_xdr.c code will look in $(srcdir), but we'll generate the rquota.h file in $(builddir). Play safe and copy rquota.x to $(builddir) first. This fixes the build on openSUSE 11.1.
author Matthias Andree <matthias.andree@gmx.de>
date Tue, 07 Jul 2009 21:01:36 +0200
parents b9faf4db2a9f
children 23abbf14279c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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b9faf4db2a9f Updated copyright notices to include year 2009.
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1 /* Copyright (c) 2004-2009 Dovecot authors, see the included COPYING file */
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2
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3 #include "lib.h"
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4 #include "str.h"
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5 #include "str-sanitize.h"
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6
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7 static size_t str_sanitize_skip_start(const char *src, size_t max_len)
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8 {
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9 size_t i;
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10
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11 for (i = 0; i < max_len; i++) {
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12 if (((unsigned char)src[i] & 0x7f) < 32)
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13 break;
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14 }
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15 return i;
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16 }
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17
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18 void str_sanitize_append(string_t *dest, const char *src, size_t max_len)
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19 {
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20 size_t i;
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21
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22 i = str_sanitize_skip_start(src, max_len);
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23 str_append_n(dest, src, i);
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24
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25 for (; i < max_len && src[i] != '\0'; i++) {
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26 if (((unsigned char)src[i] & 0x7f) < 32)
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27 str_append_c(dest, '?');
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28 else
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29 str_append_c(dest, src[i]);
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30 }
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31
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32 if (src[i] != '\0') {
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33 str_truncate(dest, str_len(dest) <= 3 ? 0 : str_len(dest)-3);
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34 str_append(dest, "...");
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35 }
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36 }
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37
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38 const char *str_sanitize(const char *src, size_t max_len)
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39 {
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40 string_t *str;
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41 size_t i;
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42
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43 if (src == NULL)
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44 return NULL;
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45
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46 i = str_sanitize_skip_start(src, max_len);
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47 if (src[i] == '\0')
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48 return src;
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49
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50 str = t_str_new(I_MIN(max_len, 256));
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51 str_append_n(str, src, i);
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52 str_sanitize_append(str, src + i, max_len - i);
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53 return str_c(str);
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54 }