vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 1 | /*- |
| 2 | * Copyright (c) 2003 Lev Walkin <vlm@lionet.info>. All rights reserved. |
| 3 | * Redistribution and modifications are permitted subject to BSD license. |
| 4 | */ |
| 5 | #include <IA5String.h> |
| 6 | |
| 7 | /* |
| 8 | * IA5String basic type description. |
| 9 | */ |
| 10 | static ber_tlv_tag_t asn1_DEF_IA5String_tags[] = { |
| 11 | (ASN_TAG_CLASS_UNIVERSAL | (22 << 2)) |
| 12 | }; |
| 13 | asn1_TYPE_descriptor_t asn1_DEF_IA5String = { |
| 14 | "IA5String", |
| 15 | IA5String_constraint, /* Constraint on the alphabet */ |
| 16 | OCTET_STRING_decode_ber, /* Implemented in terms of OCTET STRING */ |
| 17 | OCTET_STRING_encode_der, /* Implemented in terms of OCTET STRING */ |
| 18 | OCTET_STRING_print_ascii, /* ASCII subset */ |
| 19 | OCTET_STRING_free, |
| 20 | 0, /* Use generic outmost tag fetcher */ |
| 21 | asn1_DEF_IA5String_tags, |
| 22 | sizeof(asn1_DEF_IA5String_tags) |
| 23 | / sizeof(asn1_DEF_IA5String_tags[0]), |
| 24 | 1, /* Single UNIVERSAL tag may be implicitly overriden */ |
| 25 | -1, /* Both ways are fine */ |
vlm | b42843a | 2004-06-05 08:17:50 +0000 | [diff] [blame] | 26 | 0 /* No specifics */ |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 27 | }; |
| 28 | |
| 29 | int |
| 30 | IA5String_constraint(asn1_TYPE_descriptor_t *td, const void *sptr, |
| 31 | asn_app_consume_bytes_f *app_errlog, void *app_key) { |
vlm | da67468 | 2004-08-11 09:07:36 +0000 | [diff] [blame] | 32 | const IA5String_t *st = (const IA5String_t *)sptr; |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 33 | |
| 34 | if(st && st->buf) { |
| 35 | uint8_t *buf = st->buf; |
| 36 | uint8_t *end = buf + st->size; |
| 37 | /* |
| 38 | * IA5String is generally equivalent to 7bit ASCII. |
| 39 | * ISO/ITU-T T.50, 1963. |
| 40 | */ |
| 41 | for(; buf < end; buf++) { |
| 42 | if(*buf > 0x7F) { |
vlm | e3f0f28 | 2004-08-11 09:44:13 +0000 | [diff] [blame] | 43 | _ASN_ERRLOG(app_errlog, app_key, |
| 44 | "%s: value byte %d out of range: " |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 45 | "%d > 127", |
| 46 | td->name, |
| 47 | (buf - st->buf) + 1, |
| 48 | *buf |
| 49 | ); |
| 50 | return -1; |
| 51 | } |
| 52 | } |
| 53 | } else { |
vlm | e3f0f28 | 2004-08-11 09:44:13 +0000 | [diff] [blame] | 54 | _ASN_ERRLOG(app_errlog, app_key, |
| 55 | "%s: value not given", td->name); |
vlm | fa67ddc | 2004-06-03 03:38:44 +0000 | [diff] [blame] | 56 | return -1; |
| 57 | } |
| 58 | |
| 59 | return 0; |
| 60 | } |