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20 lines
415 B
20 lines
415 B
#include "byte.h" |
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#include "dns.h" |
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/* XXX: sort servers by configurable notion of closeness? */ |
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/* XXX: pay attention to competence of each server? */ |
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void dns_sortip6(char *s,unsigned int n) |
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{ |
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unsigned int i; |
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char tmp[16]; |
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n >>= 4; |
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while (n > 1) { |
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i = dns_random(n); |
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--n; |
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byte_copy(tmp,16,s + (i << 4)); |
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byte_copy(s + (i << 4),16,s + (n << 4)); |
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byte_copy(s + (n << 4),16,tmp); |
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} |
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}
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