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EstonianEid: better detection and workaround for the double tag bug with v3.0 cards 

See wiki:EstonianEid for the description of known issues with the card.

git-svn-id: https://www.opensc-project.org/svnp/opensc/trunk@5126 c6295689-39f2-0310-b995-f0e70906c6a9
This commit is contained in:
martin 2011-02-01 17:32:03 +00:00
parent 13dd004198
commit d57395173c
1 changed files with 2 additions and 5 deletions
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7
src/libopensc/card-mcrd.c
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@ -599,10 +599,6 @@ static void process_fcp(sc_card_t * card, sc_file_t * file,
sc_debug(ctx, SC_LOG_DEBUG_NORMAL, "processing FCI bytes\n");
/* Optional FCP in FCI */
if (card->type == SC_CARD_TYPE_MCRD_ESTEID_V30 && buf[0] == 0x62)
buf += 2;
/* File identifier. */
tag = sc_asn1_find_tag(ctx, p, len, 0x83, &taglen);
if (tag != NULL && taglen == 2) {
@ -775,7 +771,8 @@ do_select(sc_card_t * card, u8 kind,
*file = sc_file_new();
if (!*file)
SC_FUNC_RETURN(card->ctx, SC_LOG_DEBUG_NORMAL, SC_ERROR_OUT_OF_MEMORY);
if (card->type == SC_CARD_TYPE_MCRD_ESTEID_V30)
/* EstEID v3.0 cards are buggy and sometimes return a double 0x62 tag */
if (card->type == SC_CARD_TYPE_MCRD_ESTEID_V30 && apdu.resp[2] == 0x62)
process_fcp(card, *file, apdu.resp + 4, apdu.resp[3]);
else
process_fcp(card, *file, apdu.resp + 2, apdu.resp[1]);