- From df98874784a77c96a7a1be54412a02a53fdd3a3e Mon Sep 17 00:00:00 2001
- From: =?UTF-8?q?Nguy=E1=BB=85n=20H=E1=BB=93ng=20Qu=C3=A2n?=
- <ng.hong.quan@gmail.com>
- Date: Mon, 25 Mar 2013 11:58:38 +0700
- Subject: [PATCH 08/26] OpenPGP: Read some empty DOs from Gnuk.
-
- In Gnuk, some empty DOs are returned as not exist, instead of existing with empty value.
- So, we will consider them exist in driver.
- ---
- src/libopensc/card-openpgp.c | 25 +++++++++++++++++++++++++
- 1 file changed, 25 insertions(+)
-
- diff --git a/src/libopensc/card-openpgp.c b/src/libopensc/card-openpgp.c
- index 91c311b..e7b25c0 100644
- --- a/src/libopensc/card-openpgp.c
- +++ b/src/libopensc/card-openpgp.c
- @@ -815,6 +815,23 @@ pgp_get_blob(sc_card_t *card, struct blob *blob, unsigned int id,
- }
- }
-
- + /* This part is for "NOT FOUND" cases */
- +
- + /* Special case:
- + * Gnuk does not have default value for children of DO 65 (DOs 5B, 5F2D, 5F35)
- + * So, if these blob was not found, we create it. */
- + if (blob->id == 0x65 && (id == 0x5B || id == 0x5F2D || id == 0x5F35)) {
- + sc_log(card->ctx, "Create blob %X under %X", id, blob->id);
- + child = pgp_new_blob(card, blob, id, sc_file_new());
- + if (child) {
- + pgp_set_blob(child, NULL, 0);
- + *ret = child;
- + return SC_SUCCESS;
- + }
- + else
- + sc_log(card->ctx, "Not enough memory to create blob for DO %X");
- + }
- +
- return SC_ERROR_FILE_NOT_FOUND;
- }
-
- @@ -1149,6 +1166,14 @@ pgp_get_data(sc_card_t *card, unsigned int tag, u8 *buf, size_t buf_len)
- LOG_TEST_RET(card->ctx, r, "APDU transmit failed");
-
- r = sc_check_sw(card, apdu.sw1, apdu.sw2);
- +
- + /* For Gnuk card, if there is no certificate, it returns error instead of empty data.
- + * So, for this case, we ignore error and consider success */
- + if (r == SC_ERROR_DATA_OBJECT_NOT_FOUND && card->type == SC_CARD_TYPE_OPENPGP_GNUK
- + && (tag == DO_CERT || tag == 0x0101 || tag == 0x0102 || tag == 0x0103 || tag == 0x0104)) {
- + r = SC_SUCCESS;
- + apdu.resplen = 0;
- + }
- LOG_TEST_RET(card->ctx, r, "Card returned error");
-
- LOG_FUNC_RETURN(card->ctx, apdu.resplen);
- --
- 2.1.3
-
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