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Declare b/t as invalid binary/ternary numbers (#10189)

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Khairul Azhar Kasmiran 2018-05-27 00:26:41 +08:00 committed by radare
parent f7c43fcfad
commit ffed57df55
1 changed files with 10 additions and 2 deletions
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12
libr/util/unum.c
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@ -213,26 +213,34 @@ R_API ut64 r_num_get(RNum *num, const char *str) {
break;
case 'b': // binary
ret = 0;
ok = true;
for (j = 0, i = strlen (str) - 2; i >= 0; i--, j++) {
if (str[i] == '1') {
ret|=1 << j;
} else if (str[i] != '0') {
error (num, "invalid binary number");
ok = false;
break;
}
}
if (!ok || !len_num) {
error (num, "invalid binary number");
}
break;
case 't': // ternary
ret = 0;
ok = true;
ut64 x = 1;
for (i = strlen (str) - 2; i >= 0; i--) {
if (str[i] < '0' || '2' < str[i]) {
error (num, "invalid ternary number");
ok = false;
break;
}
ret += x * (str[i] - '0');
x *= 3;
}
if (!ok || !len_num) {
error (num, "invalid ternary number");
}
break;
case 'K': case 'k':
if (strchr (str, '.')) {