diff options
Diffstat (limited to 'crypto/asn1/tasn_dec.c')
| -rw-r--r-- | crypto/asn1/tasn_dec.c | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/crypto/asn1/tasn_dec.c b/crypto/asn1/tasn_dec.c index bd0a7d50a2..f3b7c41db9 100644 --- a/crypto/asn1/tasn_dec.c +++ b/crypto/asn1/tasn_dec.c @@ -75,6 +75,25 @@ static int asn1_template_noexp_d2i(ASN1_VALUE **val, unsigned char **in, long le static int asn1_d2i_ex_primitive(ASN1_VALUE **pval, unsigned char **in, long len, const ASN1_ITEM *it, int tag, int aclass, char opt, ASN1_TLC *ctx); +/* Table to convert tags to bit values, used for MSTRING type */ +static unsigned long tag2bit[32]={ +0, 0, 0, B_ASN1_BIT_STRING, /* tags 0 - 3 */ +B_ASN1_OCTET_STRING, 0, 0, B_ASN1_UNKNOWN,/* tags 4- 7 */ +B_ASN1_UNKNOWN, B_ASN1_UNKNOWN, B_ASN1_UNKNOWN, B_ASN1_UNKNOWN,/* tags 8-11 */ +B_ASN1_UTF8STRING,B_ASN1_UNKNOWN,B_ASN1_UNKNOWN,B_ASN1_UNKNOWN,/* tags 12-15 */ +0, 0, B_ASN1_NUMERICSTRING,B_ASN1_PRINTABLESTRING, /* tags 16-19 */ +B_ASN1_T61STRING,B_ASN1_VIDEOTEXSTRING,B_ASN1_IA5STRING, /* tags 20-22 */ +B_ASN1_UTCTIME, B_ASN1_GENERALIZEDTIME, /* tags 23-24 */ +B_ASN1_GRAPHICSTRING,B_ASN1_ISO64STRING,B_ASN1_GENERALSTRING, /* tags 25-27 */ +B_ASN1_UNIVERSALSTRING,B_ASN1_UNKNOWN,B_ASN1_BMPSTRING,B_ASN1_UNKNOWN, /* tags 28-31 */ + }; + +unsigned long ASN1_tag2bit(int tag) +{ + if((tag < 0) || (tag > 30)) return 0; + return tag2bit[tag]; +} + /* Macro to initialize and invalidate the cache */ #define asn1_tlc_clear(c) if(c) (c)->valid = 0 |