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- #include <u.h>
- #include <libc.h>
- #include <venti.h>
- int
- vtParseScore(char *buf, uint n, uchar score[VtScoreSize])
- {
- int i, c;
- memset(score, 0, VtScoreSize);
- if(n != VtScoreSize*2)
- return 0;
- for(i=0; i<VtScoreSize*2; i++){
- if(buf[i] >= '0' && buf[i] <= '9')
- c = buf[i] - '0';
- else if(buf[i] >= 'a' && buf[i] <= 'f')
- c = buf[i] - 'a' + 10;
- else if(buf[i] >= 'A' && buf[i] <= 'F')
- c = buf[i] - 'A' + 10;
- else
- return 0;
- if((i & 1) == 0)
- c <<= 4;
-
- score[i>>1] |= c;
- }
- return 1;
- }
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