diff options
Diffstat (limited to 'bin/dnssec/dnssectool.c')
| -rw-r--r-- | bin/dnssec/dnssectool.c | 41 |
1 files changed, 26 insertions, 15 deletions
diff --git a/bin/dnssec/dnssectool.c b/bin/dnssec/dnssectool.c index 7c8c6ce2..5f5f7d88 100644 --- a/bin/dnssec/dnssectool.c +++ b/bin/dnssec/dnssectool.c @@ -319,11 +319,35 @@ strtotime(const char *str, isc_int64_t now, isc_int64_t base) { isc_result_t result; const char *orig = str; char *endp; + int n; if ((str[0] == '0' || str[0] == '-') && str[1] == '\0') return ((isc_stdtime_t) 0); - if (strncmp(str, "now", 3) == 0) { + /* + * We accept times in the following formats: + * now([+-]offset) + * YYYYMMDD([+-]offset) + * YYYYMMDDhhmmss([+-]offset) + * [+-]offset + */ + n = strspn(str, "0123456789"); + if ((n == 8 || n == 14) && + (str[n] == '\0' || str[n] == '-' || str[n] == '+')) + { + char timestr[15]; + + strlcpy(timestr, str, sizeof(timestr)); + timestr[n] = 0; + if (n == 8) + strlcat(timestr, "000000", sizeof(timestr)); + result = dns_time64_fromtext(timestr, &val); + if (result != ISC_R_SUCCESS) + fatal("time value %s is invalid: %s", orig, + isc_result_totext(result)); + base = val; + str += n; + } else if (strncmp(str, "now", 3) == 0) { base = now; str += 3; } @@ -338,21 +362,8 @@ strtotime(const char *str, isc_int64_t now, isc_int64_t base) { offset = strtol(str + 1, &endp, 0); offset = time_units((isc_stdtime_t) offset, endp, orig); val = base - offset; - } else if (strlen(str) == 8U) { - char timestr[15]; - sprintf(timestr, "%s000000", str); - result = dns_time64_fromtext(timestr, &val); - if (result != ISC_R_SUCCESS) - fatal("time value %s is invalid: %s", orig, - isc_result_totext(result)); - } else if (strlen(str) > 14U) { + } else fatal("time value %s is invalid", orig); - } else { - result = dns_time64_fromtext(str, &val); - if (result != ISC_R_SUCCESS) - fatal("time value %s is invalid: %s", orig, - isc_result_totext(result)); - } return ((isc_stdtime_t) val); } |