| ---
tutil.c (786B)
---
1 #include "std.h"
2 #include "dat.h"
3
4 static int
5 unhex(char c)
6 {
7 if('0' <= c && c <= '9')
8 return c-'0';
9 if('a' <= c && c <= 'f')
10 return c-'a'+10;
11 if('A' <= c && c <= 'F')
12 return c-'A'+10;
13 abort();
14 return -1;
15 }
16
17 int
18 hexparse(char *hex, uchar *dat, int ndat)
19 {
20 int i, n;
21
22 n = strlen(hex);
23 if(n%2)
24 return -1;
25 n /= 2;
26 if(n > ndat)
27 return -1;
28 if(hex[strspn(hex, "0123456789abcdefABCDEF")] != '\0')
29 return -1;
30 for(i=0; i |