bool g_CheckAlphabet(const string& str, const CTempString& param_name,
ECharacterClass char_class, char* bad_char)
{
const char* ch = str.data();
size_t len = str.length();
switch (char_class) {
case eCC_Alphabetic:
for (; len > 0; ++ch, --len)
if (NOT_ALPHA(*ch))
break;
break;
case eCC_Alphanumeric:
for (; len > 0; ++ch, --len)
if (NOT_ALPHA(*ch) && NOT_DIGIT(*ch))
break;
break;
case eCC_StrictId:
for (; len > 0; ++ch, --len)
if (NOT_ALPHA(*ch) && NOT_DIGIT(*ch) && *ch != '_')
break;
break;
case eCC_BASE64URL:
for (; len > 0; ++ch, --len)
if (NOT_ALPHA(*ch) && NOT_DIGIT(*ch) && *ch != '_' && *ch != '-')
break;
break;
case eCC_BASE64_PI:
for (; len > 0; ++ch, --len)
if (NOT_ALPHA(*ch) && NOT_DIGIT(*ch) && *ch != '_' && *ch != '.')
break;
break;
case eCC_RelaxedId:
for (; len > 0; ++ch, --len)
if (NOT_ALPHA(*ch) && NOT_DIGIT(*ch) && *ch != '_' &&
*ch != '-' && *ch != '.' && *ch != ':' &&
*ch != '@' && *ch != '|')
break;
break;
}
if (len != 0) {
*bad_char = *ch;
return false;
}
return true;
}
double bb_strtod(const char *arg, char **endp)
{
double v;
char *endptr;
if (arg[0] != '-' && NOT_DIGIT(arg[0])) goto err;
errno = 0;
v = strtod(arg, &endptr);
if (endp) *endp = endptr;
if (endptr[0]) {
/* "1234abcg" or out-of-range? */
if (isalnum(endptr[0]) || errno) {
err:
errno = ERANGE;
return HUGE_VAL;
}
/* good number, just suspicious terminator */
errno = EINVAL;
}
return v;
}
double FAST_FUNC bb_strtod(const char *arg, char **endp)
{
double v;
char *endptr;
/* Allow .NN form. People want to use "sleep .15" etc */
if (arg[0] != '-' && arg[0] != '.' && NOT_DIGIT(arg[0]))
goto err;
errno = 0;
v = strtod(arg, &endptr);
if (endp)
*endp = endptr;
if (endptr[0]) {
/* "1234abcg" or out-of-range? */
if (isalnum(endptr[0]) || errno) {
err:
errno = ERANGE;
return HUGE_VAL;
}
/* good number, just suspicious terminator */
errno = EINVAL;
}
return v;
}