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libdm: optimize dm_pool_strndup
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@ -59,11 +59,13 @@ char *dm_pool_strdup(struct dm_pool *p, const char *str)
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char *dm_pool_strndup(struct dm_pool *p, const char *str, size_t n)
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{
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size_t slen = strlen(str);
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size_t len = (slen < n) ? slen : n;
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char *ret = dm_pool_alloc(p, n + 1);
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if (ret) {
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strncpy(ret, str, n);
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ret[n] = '\0';
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ret[len] = '\0';
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memcpy(ret, str, len);
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}
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return ret;
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