Category : Network Files
Archive   : KA9Q.ZIP
Filename : MISC.C

/* Miscellaneous machine independent utilities */

#include "global.h"

/* Convert hex-ascii to integer */
int
htoi(s)
char *s;
{
int i = 0;
char c;

while((c = *s++) != '\0'){
if(c == 'x')
continue; /* allow 0x notation */
if('0' <= c && c <= '9')
i = (i * 16) + (c - '0');
else if('a' <= c && c <= 'f')
i = (i * 16) + (c - 'a' + 10);
else if('A' <= c && c <= 'F')
i = (i * 16) + (c - 'A' + 10);
else
break;
}
return i;
}
/* replace terminating end of line marker(s) with null */
rip(s)
register char *s;
{
register char *cp;

if((cp = index(s,'\r')) != NULLCHAR)
*cp = '\0';
if((cp = index(s,'\n')) != NULLCHAR)
*cp = '\0';
}
/* Case-insensitive string comparison */
strncasecmp(a,b,n)
register char *a,*b;
register int n;
{
char a1,b1;

while(n-- != 0 && (a1 = *a++) != '\0' && (b1 = *b++) != '\0'){
if(a1 == b1)
continue; /* No need to convert */
a1 = tolower(a1);
b1 = tolower(b1);
if(a1 == b1)
continue; /* NOW they match! */
if(a1 > b1)
return 1;
if(a1 < b1)
return -1;
}
return 0;
}