vlm | fa67ddc | 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 | */ |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 5 | #include <asn_internal.h> |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 6 | #include <UTCTime.h> |
| 7 | #include <GeneralizedTime.h> |
| 8 | #include <time.h> |
| 9 | #include <errno.h> |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 10 | |
vlm | 9f63664 | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 11 | #ifndef __ASN_INTERNAL_TEST_MODE__ |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 12 | |
| 13 | /* |
| 14 | * UTCTime basic type description. |
| 15 | */ |
vlm | ef6355b | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 16 | static ber_tlv_tag_t asn_DEF_UTCTime_tags[] = { |
vlm | 6678cb1 | 2004-09-26 13:10:40 +0000 | [diff] [blame] | 17 | (ASN_TAG_CLASS_UNIVERSAL | (23 << 2)), /* [UNIVERSAL 23] IMPLICIT ...*/ |
| 18 | (ASN_TAG_CLASS_UNIVERSAL | (26 << 2)), /* [UNIVERSAL 26] IMPLICIT ...*/ |
| 19 | (ASN_TAG_CLASS_UNIVERSAL | (4 << 2)) /* ... OCTET STRING */ |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 20 | }; |
vlm | ef6355b | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 21 | asn_TYPE_descriptor_t asn_DEF_UTCTime = { |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 22 | "UTCTime", |
vlm | 9de248e | 2004-10-20 15:50:55 +0000 | [diff] [blame] | 23 | "UTCTime", |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 24 | OCTET_STRING_free, |
| 25 | UTCTime_print, |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 26 | UTCTime_constraint, |
| 27 | OCTET_STRING_decode_ber, /* Implemented in terms of OCTET STRING */ |
| 28 | OCTET_STRING_encode_der, /* Implemented in terms of OCTET STRING */ |
vlm | 9de248e | 2004-10-20 15:50:55 +0000 | [diff] [blame] | 29 | OCTET_STRING_decode_xer_utf8, |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 30 | UTCTime_encode_xer, |
vlm | 337167e | 2005-11-26 11:25:14 +0000 | [diff] [blame] | 31 | 0, |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 32 | 0, /* Use generic outmost tag fetcher */ |
vlm | ef6355b | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 33 | asn_DEF_UTCTime_tags, |
| 34 | sizeof(asn_DEF_UTCTime_tags) |
| 35 | / sizeof(asn_DEF_UTCTime_tags[0]) - 2, |
| 36 | asn_DEF_UTCTime_tags, |
| 37 | sizeof(asn_DEF_UTCTime_tags) |
| 38 | / sizeof(asn_DEF_UTCTime_tags[0]), |
vlm | 337167e | 2005-11-26 11:25:14 +0000 | [diff] [blame] | 39 | 0, /* No PER visible constraints */ |
vlm | e413c12 | 2004-08-20 13:23:42 +0000 | [diff] [blame] | 40 | 0, 0, /* No members */ |
vlm | b42843a | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 41 | 0 /* No specifics */ |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 42 | }; |
| 43 | |
vlm | 9f63664 | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 44 | #endif /* __ASN_INTERNAL_TEST_MODE__ */ |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 45 | |
| 46 | /* |
| 47 | * Check that the time looks like the time. |
| 48 | */ |
| 49 | int |
vlm | ef6355b | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 50 | UTCTime_constraint(asn_TYPE_descriptor_t *td, const void *sptr, |
vlm | af68ef5 | 2006-07-13 11:19:01 +0000 | [diff] [blame] | 51 | asn_app_constraint_failed_f *ctfailcb, void *app_key) { |
vlm | da67468 | 2004-08-11 09:07:36 +0000 | [diff] [blame] | 52 | const UTCTime_t *st = (const UTCTime_t *)sptr; |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 53 | time_t tloc; |
| 54 | |
| 55 | errno = EPERM; /* Just an unlikely error code */ |
vlm | d0c608e | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 56 | tloc = asn_UT2time(st, 0, 0); |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 57 | if(tloc == -1 && errno != EPERM) { |
vlm | af68ef5 | 2006-07-13 11:19:01 +0000 | [diff] [blame] | 58 | _ASN_CTFAIL(app_key, td, |
vlm | 758530a | 2004-08-22 13:47:59 +0000 | [diff] [blame] | 59 | "%s: Invalid time format: %s (%s:%d)", |
| 60 | td->name, strerror(errno), __FILE__, __LINE__); |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 61 | return -1; |
| 62 | } |
| 63 | |
| 64 | return 0; |
| 65 | } |
| 66 | |
vlm | 9f63664 | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 67 | #ifndef __ASN_INTERNAL_TEST_MODE__ |
| 68 | |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 69 | asn_enc_rval_t |
vlm | ef6355b | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 70 | UTCTime_encode_xer(asn_TYPE_descriptor_t *td, void *sptr, |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 71 | int ilevel, enum xer_encoder_flags_e flags, |
| 72 | asn_app_consume_bytes_f *cb, void *app_key) { |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 73 | |
| 74 | if(flags & XER_F_CANONICAL) { |
vlm | 9f63664 | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 75 | asn_enc_rval_t rv; |
| 76 | UTCTime_t *ut; |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 77 | struct tm tm; |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 78 | |
| 79 | errno = EPERM; |
| 80 | if(asn_UT2time((UTCTime_t *)sptr, &tm, 1) == -1 |
| 81 | && errno != EPERM) |
| 82 | _ASN_ENCODE_FAILED; |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 83 | |
vlm | 9f63664 | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 84 | /* Fractions are not allowed in UTCTime */ |
| 85 | ut = asn_time2GT(0, 0, 1); |
| 86 | if(!ut) _ASN_ENCODE_FAILED; |
| 87 | |
| 88 | rv = OCTET_STRING_encode_xer_utf8(td, sptr, ilevel, flags, |
| 89 | cb, app_key); |
| 90 | OCTET_STRING_free(&asn_DEF_UTCTime, ut, 0); |
| 91 | return rv; |
| 92 | } else { |
| 93 | return OCTET_STRING_encode_xer_utf8(td, sptr, ilevel, flags, |
| 94 | cb, app_key); |
| 95 | } |
vlm | 39ba4c4 | 2004-09-22 16:06:28 +0000 | [diff] [blame] | 96 | } |
| 97 | |
vlm | 9f63664 | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 98 | #endif /* __ASN_INTERNAL_TEST_MODE__ */ |
| 99 | |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 100 | int |
vlm | ef6355b | 2004-09-29 13:26:15 +0000 | [diff] [blame] | 101 | UTCTime_print(asn_TYPE_descriptor_t *td, const void *sptr, int ilevel, |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 102 | asn_app_consume_bytes_f *cb, void *app_key) { |
vlm | da67468 | 2004-08-11 09:07:36 +0000 | [diff] [blame] | 103 | const UTCTime_t *st = (const UTCTime_t *)sptr; |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 104 | |
vlm | b42843a | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 105 | (void)td; /* Unused argument */ |
| 106 | (void)ilevel; /* Unused argument */ |
| 107 | |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 108 | if(st && st->buf) { |
| 109 | char buf[32]; |
| 110 | struct tm tm; |
| 111 | int ret; |
| 112 | |
| 113 | errno = EPERM; |
vlm | d0c608e | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 114 | if(asn_UT2time(st, &tm, 1) == -1 && errno != EPERM) |
vlm | 6678cb1 | 2004-09-26 13:10:40 +0000 | [diff] [blame] | 115 | return (cb("<bad-value>", 11, app_key) < 0) ? -1 : 0; |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 116 | |
| 117 | ret = snprintf(buf, sizeof(buf), |
vlm | 9f63664 | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 118 | "%04d-%02d-%02d %02d:%02d:%02d (GMT)", |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 119 | tm.tm_year + 1900, tm.tm_mon + 1, tm.tm_mday, |
| 120 | tm.tm_hour, tm.tm_min, tm.tm_sec); |
vlm | b42843a | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 121 | assert(ret > 0 && ret < (int)sizeof(buf)); |
vlm | 6678cb1 | 2004-09-26 13:10:40 +0000 | [diff] [blame] | 122 | return (cb(buf, ret, app_key) < 0) ? -1 : 0; |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 123 | } else { |
vlm | 6678cb1 | 2004-09-26 13:10:40 +0000 | [diff] [blame] | 124 | return (cb("<absent>", 8, app_key) < 0) ? -1 : 0; |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 125 | } |
| 126 | } |
| 127 | |
| 128 | time_t |
vlm | d0c608e | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 129 | asn_UT2time(const UTCTime_t *st, struct tm *_tm, int as_gmt) { |
vlm | 9f63664 | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 130 | char buf[24]; /* "AAMMJJhhmmss+hhmm" + cushion */ |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 131 | GeneralizedTime_t gt; |
| 132 | |
vlm | b42843a | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 133 | if(!st || !st->buf |
vlm | 9f63664 | 2005-07-03 05:29:36 +0000 | [diff] [blame] | 134 | || st->size < 11 || st->size >= ((int)sizeof(buf) - 2)) { |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 135 | errno = EINVAL; |
| 136 | return -1; |
| 137 | } |
| 138 | |
vlm | 1ff928d | 2004-08-11 08:10:13 +0000 | [diff] [blame] | 139 | gt.buf = (unsigned char *)buf; |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 140 | gt.size = st->size + 2; |
| 141 | memcpy(gt.buf + 2, st->buf, st->size); |
| 142 | if(st->buf[0] > 0x35) { |
| 143 | /* 19xx */ |
| 144 | gt.buf[0] = 0x31; |
| 145 | gt.buf[1] = 0x39; |
| 146 | } else { |
| 147 | /* 20xx */ |
| 148 | gt.buf[0] = 0x32; |
| 149 | gt.buf[1] = 0x30; |
| 150 | } |
| 151 | |
vlm | d0c608e | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 152 | return asn_GT2time(>, _tm, as_gmt); |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 153 | } |
vlm | d0c608e | 2004-08-07 03:51:43 +0000 | [diff] [blame] | 154 | |
| 155 | UTCTime_t * |
| 156 | asn_time2UT(UTCTime_t *opt_ut, const struct tm *tm, int force_gmt) { |
| 157 | GeneralizedTime_t *gt = (GeneralizedTime_t *)opt_ut; |
| 158 | |
| 159 | gt = asn_time2GT(gt, tm, force_gmt); |
| 160 | if(gt == 0) return 0; |
| 161 | |
| 162 | assert(gt->size >= 2); |
| 163 | gt->size -= 2; |
| 164 | memmove(gt->buf, gt->buf + 2, gt->size + 1); |
| 165 | |
| 166 | return (UTCTime_t *)gt; |
| 167 | } |
| 168 | |