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#include "fmt.h"
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#include "ip4.h"
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size_t fmt_ip4(char *s,const char ip[4])
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{
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size_t i,len;
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len = 0;
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for (i=0; i<4; ++i) {
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register size_t j;
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len+=(j=fmt_ulong(s,(unsigned long) (unsigned char) ip[i]))+1;
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if (s && i<3) { s+=j; *s++='.'; }
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}
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return len-1;
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}
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