/*
* convert string into decimal value, noting any size suffix
*/
int str_to_decimal(const char *str, long long *val, int kilo, void *data,
int is_seconds)
{
int len, base;
len = strlen(str);
if (!len)
return 1;
if (strstr(str, "0x") || strstr(str, "0X"))
base = 16;
else
base = 10;
*val = strtoll(str, NULL, base);
if (*val == LONG_MAX && errno == ERANGE)
return 1;
if (kilo) {
unsigned long long mult;
int perc = 0;
mult = get_mult_bytes(str, len, data, &perc);
if (perc)
*val = -1ULL - *val;
else
*val *= mult;
} else
*val *= get_mult_time(str, len, is_seconds);
return 0;
}
/*
* convert string into decimal value, noting any size suffix
*/
int str_to_decimal(const char *str, long long *val, int kilo, void *data)
{
int len, base;
len = strlen(str);
if (!len)
return 1;
if (strstr(str, "0x") || strstr(str, "0X"))
base = 16;
else
base = 10;
*val = strtoll(str, NULL, base);
if (*val == LONG_MAX && errno == ERANGE)
return 1;
if (kilo) {
const char *p;
/*
* if the last char is 'b' or 'B', the user likely used
* "1gb" instead of just "1g". If the second to last is also
* a letter, adjust.
*/
p = str + len - 1;
if ((*p == 'b' || *p == 'B') && isalpha(*(p - 1)))
--p;
*val *= get_mult_bytes(*p, data);
} else
*val *= get_mult_time(str[len - 1]);
return 0;
}
/*
* convert string into decimal value, noting any size suffix
*/
int str_to_decimal(const char *str, long long *val, int kilo, void *data,
int is_seconds)
{
int len, base;
int rc = 1;
#ifdef CONFIG_ARITHMETIC
long long ival;
double dval;
double implied_units = 1.0;
#endif
len = strlen(str);
if (!len)
return 1;
#ifdef CONFIG_ARITHMETIC
if (is_seconds)
implied_units = 1000000.0;
if (str[0] == '(')
rc = evaluate_arithmetic_expression(str, &ival, &dval, implied_units);
if (str[0] == '(' && !rc) {
if (!kilo && is_seconds)
*val = ival / 1000000LL;
else
*val = ival;
}
#endif
if (rc == 1) {
if (strstr(str, "0x") || strstr(str, "0X"))
base = 16;
else
base = 10;
*val = strtoll(str, NULL, base);
if (*val == LONG_MAX && errno == ERANGE)
return 1;
}
if (kilo) {
unsigned long long mult;
int perc = 0;
mult = get_mult_bytes(str, len, data, &perc);
if (perc)
*val = -1ULL - *val;
else
*val *= mult;
} else
*val *= get_mult_time(str, len, is_seconds);
#ifdef CONFIG_ARITHMETIC
verify_exp_parser_decimal(str, *val, kilo, is_seconds);
#endif
return 0;
}
/*
* convert string into decimal value, noting any size suffix
*/
int str_to_decimal(const char *str, long long *val, int kilo, void *data)
{
int len, base;
len = strlen(str);
if (!len)
return 1;
if (strstr(str, "0x") || strstr(str, "0X"))
base = 16;
else
base = 10;
*val = strtoll(str, NULL, base);
if (*val == LONG_MAX && errno == ERANGE)
return 1;
if (kilo)
*val *= get_mult_bytes(str[len - 1], data);
else
*val *= get_mult_time(str[len - 1]);
return 0;
}
