| /*- |
| * Copyright (c) 2003 Lev Walkin <vlm@lionet.info>. All rights reserved. |
| * Redistribution and modifications are permitted subject to BSD license. |
| */ |
| #include <VisibleString.h> |
| |
| /* |
| * VisibleString basic type description. |
| */ |
| static ber_tlv_tag_t asn1_DEF_VisibleString_tags[] = { |
| (ASN_TAG_CLASS_UNIVERSAL | (26 << 2)) |
| }; |
| asn1_TYPE_descriptor_t asn1_DEF_VisibleString = { |
| "VisibleString", |
| VisibleString_constraint, |
| OCTET_STRING_decode_ber, /* Implemented in terms of OCTET STRING */ |
| OCTET_STRING_encode_der, /* Implemented in terms of OCTET STRING */ |
| OCTET_STRING_print_ascii, /* ASCII subset */ |
| OCTET_STRING_free, |
| 0, /* Use generic outmost tag fetcher */ |
| asn1_DEF_VisibleString_tags, |
| sizeof(asn1_DEF_VisibleString_tags) |
| / sizeof(asn1_DEF_VisibleString_tags[0]), |
| 1, /* Single UNIVERSAL tag may be implicitly overriden */ |
| -1, /* Both ways are fine */ |
| 0 /* No specifics */ |
| }; |
| |
| |
| /* |
| * ISO646, ISOReg#6 |
| */ |
| static int _VisibleString_alphabet[256] = { |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, |
| 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, 0x08, /* ! " # $ % & ' */ |
| 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f, 0x10, /* ( ) * + , - . / */ |
| 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, 0x18, /* 0 1 2 3 4 5 6 7 */ |
| 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f, 0x20, /* 8 9 : ; < = > ? */ |
| 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, 0x28, /* @ A B C D E F G */ |
| 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f, 0x30, /* H I J K L M N O */ |
| 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, 0x38, /* P Q R S T U V W */ |
| 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f, 0x40, /* X Y Z [ \ ] ^ _ */ |
| 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, 0x48, /* ` a b c d e f g */ |
| 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f, 0x50, /* h i j k l m n o */ |
| 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, 0x58, /* p q r s t u v w */ |
| 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f, 0x00, /* x y z { | } ~ */ |
| }; |
| |
| int |
| VisibleString_constraint(asn1_TYPE_descriptor_t *td, const void *sptr, |
| asn_app_consume_bytes_f *app_errlog, void *app_key) { |
| const VisibleString_t *st = sptr; |
| |
| if(st && st->buf) { |
| uint8_t *buf = st->buf; |
| uint8_t *end = buf + st->size; |
| |
| /* |
| * Check the alphabet of the VisibleString. |
| * ISO646, ISOReg#6 |
| */ |
| for(; buf < end; buf++) { |
| if(!_VisibleString_alphabet[*buf]) { |
| _ASN_ERRLOG("%s: value byte %d " |
| "not in VisibleString alphabet (%d)", |
| td->name, |
| (buf - st->buf) + 1, |
| *buf |
| ); |
| return -1; |
| } |
| } |
| } else { |
| _ASN_ERRLOG("%s: value not given", td->name); |
| return -1; |
| } |
| |
| return 0; |
| } |