Mercurial > dovecot > core-2.2

annotate src/lib/safe-memset.c @ 23007:36e01285b5b8

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lib: buffer - Improve header comment for buffer_insert() and buffer_delete().
author Stephan Bosch <stephan.bosch@dovecot.fi>
date Mon, 18 Mar 2019 00:52:37 +0100
parents cb108f786fb4
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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22713
cb108f786fb4 Updated copyright notices to include the year 2018.
Stephan Bosch <stephan.bosch@dovecot.fi>
parents: 21390
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1 /* Copyright (c) 2002-2018 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 "safe-memset.h"
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5
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6 void safe_memset(void *data, int c, size_t size)
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7 {
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8 volatile unsigned int volatile_zero_idx = 0;
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9 volatile unsigned char *p = data;
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10
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11 if (size == 0)
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12 return;
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13
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14 do {
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15 memset(data, c, size);
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16 } while (p[volatile_zero_idx] != c);
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17 }