#include <stdlib.h>
#include <errno.h>
#include <ctype.h>
+#include <limits.h>
#include <openssl/bio.h>
#define MAX_OPT_HELP_WIDTH 30
static const OPTIONS *opts;
static char prog[40];
+#if !defined(INTMAX_MAX) || !defined(UINTMAX_MAX)
+#define opt_imax opt_long
+#define opt_umax opt_ulong
+#endif
+
/*
* Return the simple name of the program; removing various platform gunk.
*/
/* Make sure options are legit. */
assert(o->name[0] != '-');
assert(o->retval > 0);
- assert(i == 0 || i == '-'
- || i == 'n' || i == 'p' || i == 'u'
- || i == 's' || i == '<' || i == '>' || i == '/'
- || i == 'f' || i == 'F');
+ switch (i) {
+ case 0: case '-': case '/': case '<': case '>': case 'F': case 'M':
+ case 'L': case 'U': case 'f': case 'n': case 'p': case 's': case 'u':
+ break;
+ default:
+ assert(0);
+ }
/* Make sure there are no duplicates. */
for (next = o + 1; next->name; ++next) {
return 0;
}
-/* See if cp looks like a hex number, in case user left off the 0x */
-static int scanforhex(const char *cp)
-{
- if (*cp == '0' && (cp[1] == 'x' || cp[1] == 'X'))
- return 16;
- for (; *cp; cp++)
- /* Look for a hex digit that isn't a regular digit. */
- if (isxdigit(*cp) && !isdigit(*cp))
- return 16;
- return 0;
-}
-
/* Parse an int, put it into *result; return 0 on failure, else 1. */
int opt_int(const char *value, int *result)
{
- const char *fmt = "%d";
- int base = scanforhex(value);
-
- if (base == 16)
- fmt = "%x";
- else if (*value == '0')
- fmt = "%o";
- if (sscanf(value, fmt, result) != 1) {
- BIO_printf(bio_err, "%s: Can't parse \"%s\" as a number\n",
+ long l;
+
+ if (!opt_long(value, &l))
+ return 0;
+ *result = (int)l;
+ if (*result != l) {
+ BIO_printf(bio_err, "%s: Value \"%s\" outside integer range\n",
prog, value);
return 0;
}
/* Parse a long, put it into *result; return 0 on failure, else 1. */
int opt_long(const char *value, long *result)
{
- char *endptr;
- int base = scanforhex(value);
+ int oerrno = errno;
+ long l;
+ char *endp;
+
+ l = strtol(value, &endp, 0);
+ if (*endp
+ || endp == value
+ || ((l == LONG_MAX || l == LONG_MIN) && errno == ERANGE)
+ || (l == 0 && errno != 0)) {
+ BIO_printf(bio_err, "%s: Can't parse \"%s\" as a number\n",
+ prog, value);
+ errno = oerrno;
+ return 0;
+ }
+ *result = l;
+ errno = oerrno;
+ return 1;
+}
+
+#if defined(INTMAX_MAX) && defined(UINTMAX_MAX)
+
+/* Parse an intmax_t, put it into *result; return 0 on failure, else 1. */
+int opt_imax(const char *value, intmax_t *result)
+{
+ int oerrno = errno;
+ intmax_t m;
+ char *endp;
+
+ m = strtoimax(value, &endp, 0);
+ if (*endp
+ || endp == value
+ || ((m == INTMAX_MAX || m == INTMAX_MIN) && errno == ERANGE)
+ || (m == 0 && errno != 0)) {
+ BIO_printf(bio_err, "%s: Can't parse \"%s\" as a number\n",
+ prog, value);
+ errno = oerrno;
+ return 0;
+ }
+ *result = m;
+ errno = oerrno;
+ return 1;
+}
- *result = strtol(value, &endptr, base);
- if (*endptr) {
- BIO_printf(bio_err,
- "%s: Bad char %c in number %s\n", prog, *endptr, value);
+/* Parse a uintmax_t, put it into *result; return 0 on failure, else 1. */
+int opt_umax(const char *value, uintmax_t *result)
+{
+ int oerrno = errno;
+ uintmax_t m;
+ char *endp;
+
+ m = strtoumax(value, &endp, 0);
+ if (*endp
+ || endp == value
+ || (m == UINTMAX_MAX && errno == ERANGE)
+ || (m == 0 && errno != 0)) {
+ BIO_printf(bio_err, "%s: Can't parse \"%s\" as a number\n",
+ prog, value);
+ errno = oerrno;
return 0;
}
+ *result = m;
+ errno = oerrno;
return 1;
}
+#endif
/*
* Parse an unsigned long, put it into *result; return 0 on failure, else 1.
*/
int opt_ulong(const char *value, unsigned long *result)
{
+ int oerrno = errno;
char *endptr;
- int base = scanforhex(value);
-
- *result = strtoul(value, &endptr, base);
- if (*endptr) {
- BIO_printf(bio_err,
- "%s: Bad char %c in number %s\n", prog, *endptr, value);
+ unsigned long l;
+
+ l = strtoul(value, &endptr, 0);
+ if (*endptr
+ || endptr == value
+ || ((l == ULONG_MAX) && errno == ERANGE)
+ || (l == 0 && errno != 0)) {
+ BIO_printf(bio_err, "%s: Can't parse \"%s\" as an unsigned number\n",
+ prog, value);
+ errno = oerrno;
return 0;
}
+ *result = l;
+ errno = oerrno;
return 1;
}
int opt_verify(int opt, X509_VERIFY_PARAM *vpm)
{
- unsigned long ul;
int i;
+ ossl_intmax_t t = 0;
ASN1_OBJECT *otmp;
X509_PURPOSE *xptmp;
const X509_VERIFY_PARAM *vtmp;
X509_VERIFY_PARAM_set_depth(vpm, i);
break;
case OPT_V_ATTIME:
- opt_ulong(opt_arg(), &ul);
- if (ul)
- X509_VERIFY_PARAM_set_time(vpm, (time_t)ul);
+ if (!opt_imax(opt_arg(), &t))
+ return 0;
+ if (t != (time_t)t) {
+ BIO_printf(bio_err, "%s: epoch time out of range %s\n",
+ prog, opt_arg());
+ return 0;
+ }
+ X509_VERIFY_PARAM_set_time(vpm, (time_t)t);
break;
case OPT_V_VERIFY_HOSTNAME:
if (!X509_VERIFY_PARAM_set1_host(vpm, opt_arg(), 0))
int opt_next(void)
{
char *p;
- char *endptr;
const OPTIONS *o;
- int dummy;
- int base;
- long val;
+ int ival;
+ long lval;
+ unsigned long ulval;
+ ossl_intmax_t imval;
+ ossl_uintmax_t umval;
/* Look at current arg; at end of the list? */
arg = NULL;
}
/* Syntax-check value. */
- /*
- * Do some basic syntax-checking on the value. These tests aren't
- * perfect (ignore range overflow) but they catch common failures.
- */
switch (o->valtype) {
default:
case 's':
return -1;
case 'p':
case 'n':
- base = scanforhex(arg);
- val = strtol(arg, &endptr, base);
- if (*endptr == '\0') {
- if (o->valtype == 'p' && val <= 0) {
- BIO_printf(bio_err,
- "%s: Non-positive number \"%s\" for -%s\n",
- prog, arg, o->name);
- return -1;
- }
- break;
+ if (!opt_int(arg, &ival)
+ || (o->valtype == 'p' && ival <= 0)) {
+ BIO_printf(bio_err,
+ "%s: Non-positive number \"%s\" for -%s\n",
+ prog, arg, o->name);
+ return -1;
}
- BIO_printf(bio_err,
- "%s: Invalid number \"%s\" for -%s\n",
- prog, arg, o->name);
- return -1;
+ break;
+ case 'M':
+ if (!opt_imax(arg, &imval)) {
+ BIO_printf(bio_err,
+ "%s: Invalid number \"%s\" for -%s\n",
+ prog, arg, o->name);
+ return -1;
+ }
+ break;
+ case 'U':
+ if (!opt_umax(arg, &umval)) {
+ BIO_printf(bio_err,
+ "%s: Invalid number \"%s\" for -%s\n",
+ prog, arg, o->name);
+ return -1;
+ }
+ break;
+ case 'L':
+ if (!opt_long(arg, &lval)) {
+ BIO_printf(bio_err,
+ "%s: Invalid number \"%s\" for -%s\n",
+ prog, arg, o->name);
+ return -1;
+ }
+ break;
case 'u':
- base = scanforhex(arg);
- strtoul(arg, &endptr, base);
- if (*endptr == '\0')
- break;
- BIO_printf(bio_err,
- "%s: Invalid number \"%s\" for -%s\n",
- prog, arg, o->name);
- return -1;
+ if (!opt_ulong(arg, &ulval)) {
+ BIO_printf(bio_err,
+ "%s: Invalid number \"%s\" for -%s\n",
+ prog, arg, o->name);
+ return -1;
+ }
+ break;
case 'f':
case 'F':
if (opt_format(arg,
o->valtype == 'F' ? OPT_FMT_PEMDER
- : OPT_FMT_ANY, &dummy))
+ : OPT_FMT_ANY, &ival))
break;
BIO_printf(bio_err,
"%s: Invalid format \"%s\" for -%s\n",
projects / openssl.git / blobdiff