59 lines
973 B
C
59 lines
973 B
C
// Copyright 2008-2009 Segher Boessenkool <segher@kernel.crashing.org>
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// This code is licensed to you under the terms of the GNU GPL, version 2;
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// see file COPYING or http://www.gnu.org/licenses/old-licenses/gpl-2.0.txt
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#include "loader.h"
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size_t strlen(const char *s)
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{
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size_t len;
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for (len = 0; s[len]; len++)
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;
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return len;
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}
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size_t strnlen(const char *s, size_t count)
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{
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size_t len;
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for (len = 0; s[len] && len < count; len++)
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;
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return len;
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}
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void *memset(void *b, int c, size_t len)
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{
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size_t i;
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for (i = 0; i < len; i++)
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((unsigned char *)b)[i] = c;
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return b;
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}
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void *memcpy(void *dst, const void *src, size_t len)
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{
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size_t i;
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for (i = 0; i < len; i++)
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((unsigned char *)dst)[i] = ((unsigned char *)src)[i];
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return dst;
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}
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int memcmp(const void *b1, const void *b2, size_t len)
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{
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size_t i;
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for (i = 0; i < len; i++) {
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int diff = ((unsigned char *)b1)[i] - ((unsigned char *)b2)[i];
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if (diff)
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return diff;
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}
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return 0;
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}
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