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45 lines
632 B
45 lines
632 B
/*
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* Copyright (c) 2020 Bitdefender
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* SPDX-License-Identifier: Apache-2.0
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*/
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#include "include/nd_crt.h"
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//
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// nd_strcat_s
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//
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char *
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nd_strcat_s(
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char *dst,
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size_t dst_size,
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const char *src
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)
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{
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char *p;
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size_t available;
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p = dst;
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available = dst_size;
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while (available > 0 && *p != 0)
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{
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p++;
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available--;
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}
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if (available == 0)
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{
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nd_memzero(dst, dst_size);
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return NULL;
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}
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while ((*p++ = *src++) != 0 && --available > 0);
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if (available == 0)
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{
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nd_memzero(dst, dst_size);
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return NULL;
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}
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return dst;
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}
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