Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1 | /*- |
| 2 | * Copyright (c) 2003, 2004 Lev Walkin <vlm@lionet.info>. All rights reserved. |
| 3 | * Redistribution and modifications are permitted subject to BSD license. |
| 4 | */ |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 5 | #include <asn_internal.h> |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 6 | #include <UTCTime.h> |
| 7 | #include <GeneralizedTime.h> |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 8 | #include <errno.h> |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 9 | |
Lev Walkin | 223000a | 2006-09-13 00:21:58 +0000 | [diff] [blame] | 10 | #ifdef __CYGWIN__ |
| 11 | #include "/usr/include/time.h" |
| 12 | #else |
| 13 | #include <time.h> |
| 14 | #endif /* __CYGWIN__ */ |
| 15 | |
Lev Walkin | 7c1dc05 | 2016-03-14 03:08:15 -0700 | [diff] [blame] | 16 | #ifndef ASN___INTERNAL_TEST_MODE |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 17 | |
| 18 | /* |
| 19 | * UTCTime basic type description. |
| 20 | */ |
Wim Lewis | 18c2ec9 | 2014-07-29 11:30:10 -0700 | [diff] [blame] | 21 | static const ber_tlv_tag_t asn_DEF_UTCTime_tags[] = { |
Lev Walkin | 8e8078a | 2004-09-26 13:10:40 +0000 | [diff] [blame] | 22 | (ASN_TAG_CLASS_UNIVERSAL | (23 << 2)), /* [UNIVERSAL 23] IMPLICIT ...*/ |
| 23 | (ASN_TAG_CLASS_UNIVERSAL | (26 << 2)), /* [UNIVERSAL 26] IMPLICIT ...*/ |
| 24 | (ASN_TAG_CLASS_UNIVERSAL | (4 << 2)) /* ... OCTET STRING */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 25 | }; |
Lev Walkin | 725883b | 2006-10-09 12:07:58 +0000 | [diff] [blame] | 26 | static asn_per_constraints_t asn_DEF_UTCTime_constraints = { |
| 27 | { APC_CONSTRAINED, 7, 7, 0x20, 0x7e }, /* Value */ |
| 28 | { APC_SEMI_CONSTRAINED, -1, -1, 0, 0 }, /* Size */ |
| 29 | 0, 0 |
| 30 | }; |
Bi-Ruei, Chiu | 1f87ac0 | 2017-08-20 01:25:45 +0800 | [diff] [blame] | 31 | asn_TYPE_operation_t asn_OP_UTCTime = { |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 32 | OCTET_STRING_free, |
| 33 | UTCTime_print, |
Lev Walkin | cd2f48e | 2017-08-10 02:14:59 -0700 | [diff] [blame] | 34 | OCTET_STRING_compare, /* Does not deal with time zones. */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 35 | OCTET_STRING_decode_ber, /* Implemented in terms of OCTET STRING */ |
| 36 | OCTET_STRING_encode_der, /* Implemented in terms of OCTET STRING */ |
Lev Walkin | dc06f6b | 2004-10-20 15:50:55 +0000 | [diff] [blame] | 37 | OCTET_STRING_decode_xer_utf8, |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 38 | UTCTime_encode_xer, |
Lev Walkin | cc15947 | 2017-07-06 08:26:36 -0700 | [diff] [blame] | 39 | #ifdef ASN_DISABLE_OER_SUPPORT |
| 40 | 0, |
| 41 | 0, |
| 42 | #else |
| 43 | 0, |
| 44 | 0, |
| 45 | #endif /* ASN_DISABLE_OER_SUPPORT */ |
Lev Walkin | b33425f | 2017-07-14 14:59:52 +0400 | [diff] [blame] | 46 | #ifdef ASN_DISABLE_PER_SUPPORT |
| 47 | 0, |
| 48 | 0, |
| 49 | #else |
| 50 | OCTET_STRING_decode_uper, |
| 51 | OCTET_STRING_encode_uper, |
| 52 | #endif /* ASN_DISABLE_PER_SUPPORT */ |
Lev Walkin | a5972be | 2017-09-29 23:15:58 -0700 | [diff] [blame] | 53 | UTCTime_random_fill, |
Bi-Ruei, Chiu | 1f87ac0 | 2017-08-20 01:25:45 +0800 | [diff] [blame] | 54 | 0 /* Use generic outmost tag fetcher */ |
| 55 | }; |
| 56 | asn_TYPE_descriptor_t asn_DEF_UTCTime = { |
| 57 | "UTCTime", |
| 58 | "UTCTime", |
| 59 | &asn_OP_UTCTime, |
Lev Walkin | 5e03376 | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 60 | asn_DEF_UTCTime_tags, |
| 61 | sizeof(asn_DEF_UTCTime_tags) |
| 62 | / sizeof(asn_DEF_UTCTime_tags[0]) - 2, |
| 63 | asn_DEF_UTCTime_tags, |
| 64 | sizeof(asn_DEF_UTCTime_tags) |
| 65 | / sizeof(asn_DEF_UTCTime_tags[0]), |
Lev Walkin | a5972be | 2017-09-29 23:15:58 -0700 | [diff] [blame] | 66 | { 0, &asn_DEF_UTCTime_constraints, UTCTime_constraint }, |
Lev Walkin | 449f832 | 2004-08-20 13:23:42 +0000 | [diff] [blame] | 67 | 0, 0, /* No members */ |
Lev Walkin | d9bd775 | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 68 | 0 /* No specifics */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 69 | }; |
| 70 | |
Lev Walkin | 7c1dc05 | 2016-03-14 03:08:15 -0700 | [diff] [blame] | 71 | #endif /* ASN___INTERNAL_TEST_MODE */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 72 | |
| 73 | /* |
| 74 | * Check that the time looks like the time. |
| 75 | */ |
| 76 | int |
Lev Walkin | 5e03376 | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 77 | UTCTime_constraint(asn_TYPE_descriptor_t *td, const void *sptr, |
Lev Walkin | 1eded35 | 2006-07-13 11:19:01 +0000 | [diff] [blame] | 78 | asn_app_constraint_failed_f *ctfailcb, void *app_key) { |
Lev Walkin | c234657 | 2004-08-11 09:07:36 +0000 | [diff] [blame] | 79 | const UTCTime_t *st = (const UTCTime_t *)sptr; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 80 | time_t tloc; |
| 81 | |
| 82 | errno = EPERM; /* Just an unlikely error code */ |
Lev Walkin | 0aca385 | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 83 | tloc = asn_UT2time(st, 0, 0); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 84 | if(tloc == -1 && errno != EPERM) { |
Lev Walkin | 7c1dc05 | 2016-03-14 03:08:15 -0700 | [diff] [blame] | 85 | ASN__CTFAIL(app_key, td, sptr, |
Lev Walkin | 16835b6 | 2004-08-22 13:47:59 +0000 | [diff] [blame] | 86 | "%s: Invalid time format: %s (%s:%d)", |
| 87 | td->name, strerror(errno), __FILE__, __LINE__); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 88 | return -1; |
| 89 | } |
| 90 | |
| 91 | return 0; |
| 92 | } |
| 93 | |
Lev Walkin | 7c1dc05 | 2016-03-14 03:08:15 -0700 | [diff] [blame] | 94 | #ifndef ASN___INTERNAL_TEST_MODE |
Lev Walkin | 7b3713a | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 95 | |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 96 | asn_enc_rval_t |
Lev Walkin | 5e03376 | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 97 | UTCTime_encode_xer(asn_TYPE_descriptor_t *td, void *sptr, |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 98 | int ilevel, enum xer_encoder_flags_e flags, |
| 99 | asn_app_consume_bytes_f *cb, void *app_key) { |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 100 | |
| 101 | if(flags & XER_F_CANONICAL) { |
Lev Walkin | 7b3713a | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 102 | asn_enc_rval_t rv; |
| 103 | UTCTime_t *ut; |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 104 | struct tm tm; |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 105 | |
| 106 | errno = EPERM; |
| 107 | if(asn_UT2time((UTCTime_t *)sptr, &tm, 1) == -1 |
| 108 | && errno != EPERM) |
Lev Walkin | 7c1dc05 | 2016-03-14 03:08:15 -0700 | [diff] [blame] | 109 | ASN__ENCODE_FAILED; |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 110 | |
Lev Walkin | 7b3713a | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 111 | /* Fractions are not allowed in UTCTime */ |
| 112 | ut = asn_time2GT(0, 0, 1); |
Lev Walkin | 7c1dc05 | 2016-03-14 03:08:15 -0700 | [diff] [blame] | 113 | if(!ut) ASN__ENCODE_FAILED; |
Lev Walkin | 7b3713a | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 114 | |
| 115 | rv = OCTET_STRING_encode_xer_utf8(td, sptr, ilevel, flags, |
| 116 | cb, app_key); |
| 117 | OCTET_STRING_free(&asn_DEF_UTCTime, ut, 0); |
| 118 | return rv; |
| 119 | } else { |
| 120 | return OCTET_STRING_encode_xer_utf8(td, sptr, ilevel, flags, |
| 121 | cb, app_key); |
| 122 | } |
Lev Walkin | a9cc46e | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 123 | } |
| 124 | |
Lev Walkin | 7c1dc05 | 2016-03-14 03:08:15 -0700 | [diff] [blame] | 125 | #endif /* ASN___INTERNAL_TEST_MODE */ |
Lev Walkin | 7b3713a | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 126 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 127 | int |
Lev Walkin | 5e03376 | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 128 | UTCTime_print(asn_TYPE_descriptor_t *td, const void *sptr, int ilevel, |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 129 | asn_app_consume_bytes_f *cb, void *app_key) { |
Lev Walkin | c234657 | 2004-08-11 09:07:36 +0000 | [diff] [blame] | 130 | const UTCTime_t *st = (const UTCTime_t *)sptr; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 131 | |
Lev Walkin | d9bd775 | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 132 | (void)td; /* Unused argument */ |
| 133 | (void)ilevel; /* Unused argument */ |
| 134 | |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 135 | if(st && st->buf) { |
| 136 | char buf[32]; |
| 137 | struct tm tm; |
| 138 | int ret; |
| 139 | |
| 140 | errno = EPERM; |
Lev Walkin | 0aca385 | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 141 | if(asn_UT2time(st, &tm, 1) == -1 && errno != EPERM) |
Lev Walkin | 8e8078a | 2004-09-26 13:10:40 +0000 | [diff] [blame] | 142 | return (cb("<bad-value>", 11, app_key) < 0) ? -1 : 0; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 143 | |
| 144 | ret = snprintf(buf, sizeof(buf), |
Lev Walkin | 7b3713a | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 145 | "%04d-%02d-%02d %02d:%02d:%02d (GMT)", |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 146 | tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, |
| 147 | tm.tm_hour, tm.tm_min, tm.tm_sec); |
Lev Walkin | d9bd775 | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 148 | assert(ret > 0 && ret < (int)sizeof(buf)); |
Lev Walkin | 8e8078a | 2004-09-26 13:10:40 +0000 | [diff] [blame] | 149 | return (cb(buf, ret, app_key) < 0) ? -1 : 0; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 150 | } else { |
Lev Walkin | 8e8078a | 2004-09-26 13:10:40 +0000 | [diff] [blame] | 151 | return (cb("<absent>", 8, app_key) < 0) ? -1 : 0; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 152 | } |
| 153 | } |
| 154 | |
| 155 | time_t |
Lev Walkin | 0aca385 | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 156 | asn_UT2time(const UTCTime_t *st, struct tm *_tm, int as_gmt) { |
Lev Walkin | 7b3713a | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 157 | char buf[24]; /* "AAMMJJhhmmss+hhmm" + cushion */ |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 158 | GeneralizedTime_t gt; |
| 159 | |
Lev Walkin | d9bd775 | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 160 | if(!st || !st->buf |
Lev Walkin | 7b3713a | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 161 | || st->size < 11 || st->size >= ((int)sizeof(buf) - 2)) { |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 162 | errno = EINVAL; |
| 163 | return -1; |
| 164 | } |
| 165 | |
Lev Walkin | 4d9528c | 2004-08-11 08:10:13 +0000 | [diff] [blame] | 166 | gt.buf = (unsigned char *)buf; |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 167 | gt.size = st->size + 2; |
| 168 | memcpy(gt.buf + 2, st->buf, st->size); |
| 169 | if(st->buf[0] > 0x35) { |
| 170 | /* 19xx */ |
| 171 | gt.buf[0] = 0x31; |
| 172 | gt.buf[1] = 0x39; |
| 173 | } else { |
| 174 | /* 20xx */ |
| 175 | gt.buf[0] = 0x32; |
| 176 | gt.buf[1] = 0x30; |
| 177 | } |
| 178 | |
Lev Walkin | 0aca385 | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 179 | return asn_GT2time(>, _tm, as_gmt); |
Lev Walkin | f15320b | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 180 | } |
Lev Walkin | 0aca385 | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 181 | |
| 182 | UTCTime_t * |
| 183 | asn_time2UT(UTCTime_t *opt_ut, const struct tm *tm, int force_gmt) { |
| 184 | GeneralizedTime_t *gt = (GeneralizedTime_t *)opt_ut; |
| 185 | |
| 186 | gt = asn_time2GT(gt, tm, force_gmt); |
| 187 | if(gt == 0) return 0; |
| 188 | |
| 189 | assert(gt->size >= 2); |
| 190 | gt->size -= 2; |
| 191 | memmove(gt->buf, gt->buf + 2, gt->size + 1); |
| 192 | |
| 193 | return (UTCTime_t *)gt; |
| 194 | } |
| 195 | |
Lev Walkin | a5972be | 2017-09-29 23:15:58 -0700 | [diff] [blame] | 196 | |
| 197 | asn_random_fill_result_t |
| 198 | UTCTime_random_fill(const asn_TYPE_descriptor_t *td, void **sptr, |
| 199 | const asn_encoding_constraints_t *constraints, |
| 200 | size_t max_length) { |
| 201 | asn_random_fill_result_t result_ok = {ARFILL_OK, 1}; |
| 202 | asn_random_fill_result_t result_failed = {ARFILL_FAILED, 0}; |
| 203 | asn_random_fill_result_t result_skipped = {ARFILL_SKIPPED, 0}; |
| 204 | static const char *values[] = { |
| 205 | "700101000000", "700101000000-0000", "700101000000+0000", |
| 206 | "700101000000Z", "821106210623", "691106210827-0500", |
| 207 | "821106210629Z", |
| 208 | }; |
| 209 | size_t rnd = asn_random_between(0, sizeof(values)/sizeof(values[0])-1); |
| 210 | |
| 211 | (void)constraints; |
| 212 | |
| 213 | if(max_length < sizeof("yymmddhhmmss")) { |
| 214 | return result_skipped; |
| 215 | } |
| 216 | |
| 217 | if(*sptr) { |
| 218 | if(OCTET_STRING_fromBuf(*sptr, values[rnd], -1) != 0) { |
| 219 | if(!sptr) return result_failed; |
| 220 | } |
| 221 | } else { |
| 222 | *sptr = OCTET_STRING_new_fromBuf(td, values[rnd], -1); |
| 223 | if(!sptr) return result_failed; |
| 224 | } |
| 225 | |
| 226 | return result_ok; |
| 227 | } |