31 lines
471 B
C
31 lines
471 B
C
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#include "stdinc.h"
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#define TWID64 ((u64int)~(u64int)0)
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u64int
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unittoull(char *s)
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{
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char *es;
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u64int n;
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if(s == nil)
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return TWID64;
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n = strtoul(s, &es, 0);
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if(*es == 'k' || *es == 'K'){
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n *= 1024;
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es++;
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}else if(*es == 'm' || *es == 'M'){
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n *= 1024*1024;
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es++;
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}else if(*es == 'g' || *es == 'G'){
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n *= 1024*1024*1024;
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es++;
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}else if(*es == 't' || *es == 'T'){
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n *= 1024*1024;
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n *= 1024*1024;
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}
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if(*es != '\0')
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return TWID64;
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return n;
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}
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