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- finished simulation of ta/ca

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- fixed parsing case 4 extended apdu


git-svn-id: https://vsmartcard.svn.sourceforge.net/svnroot/vsmartcard@278 96b47cad-a561-4643-ad3b-153ac7d7599c
This commit is contained in:
frankmorgner
2010-09-24 14:07:47 +00:00
parent 32ce7352ef
commit d195ea474a
2 changed files with 27 additions and 9 deletions
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12
ccid/src/scutil.c
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@@ -126,20 +126,16 @@ int build_apdu(sc_context_t *ctx, const u8 *buf, size_t len, sc_apdu_t *apdu)
if (!len) {
apdu->cse = SC_APDU_CASE_3_EXT;
} else {
if (len < 3) {
sc_error(ctx, "APDU too short (need %lu more bytes)\n",
(unsigned long) apdu->lc - len);
return SC_ERROR_INVALID_DATA;
}
if (*p++ != 0) {
sc_error(ctx, "Extended APDU needs Le, that begins with 0x00)\n");
/* at this point the apdu has a Lc, so Le is on 2 bytes */
if (len < 2) {
sc_error(ctx, "APDU too short (need 2 more bytes)\n");
return SC_ERROR_INVALID_DATA;
}
apdu->le = (*p++)<<8;
apdu->le += *p++;
if (apdu->le == 0)
apdu->le = 0xffff+1;
len -= 3;
len -= 2;
apdu->cse = SC_APDU_CASE_4_EXT;
}
}